/* ═══════════════════════════════════════════
   STELEIOS — Custom Properties & Reset
   ═══════════════════════════════════════════ */

:root {
  color-scheme: light;
  --teal: #0891b2;
  --blue: #4f46e5;
  --purple: #7c3aed;
  --pink: #db2777;
  --bg-dark: #ffffff;
  --bg-card: rgba(248, 250, 252, 0.9);
  --bg-glass: rgba(0, 0, 0, 0.03);
  --border-glass: rgba(0, 0, 0, 0.08);
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --font-body: "Roboto", sans-serif;
  --font-mono: "Roboto Mono", monospace;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
  --nav-height: 72px;
}

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Ambient background glow orbs */
body::before,
body::after {
  content: "";
  position: fixed;
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
  filter: blur(120px);
}

body::before {
  width: 600px;
  height: 600px;
  top: -100px;
  right: -150px;
  background: radial-gradient(circle, rgba(8, 145, 178, 0.1) 0%, transparent 70%);
}

body::after {
  width: 500px;
  height: 500px;
  bottom: 30%;
  left: -150px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.08) 0%, transparent 70%);
}

a {
  color: var(--teal);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: #0e7490;
}

img {
  max-width: 100%;
  display: block;
}

/* ═══════════════════════════════════════════
   Utilities
   ═══════════════════════════════════════════ */

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.glass {
  background: var(--bg-glass);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
}

.gradient-text {
  background: linear-gradient(135deg, var(--teal), var(--blue), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--teal), var(--blue));
  color: var(--bg-dark);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(8, 145, 178, 0.3);
  color: var(--bg-dark);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
}

.btn-outline:hover {
  border-color: var(--teal);
  color: var(--teal);
  transform: translateY(-2px);
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--teal);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 16px;
}

.section-desc {
  color: var(--text-secondary);
  max-width: 600px;
  font-size: 1.05rem;
}

/* ═══════════════════════════════════════════
   Navigation
   ═══════════════════════════════════════════ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.15);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo {
  font-family: 'Poppins', sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 2px;
  color: #374151;
  position: relative;
  overflow: hidden;
  display: inline-block;
}

.nav-logo::after {
  content: '';
  position: absolute;
  top: -20%;
  left: 0;
  width: 50%;
  height: 140%;
  background: linear-gradient(105deg,
      transparent 20%,
      rgba(255, 255, 255, 0.65) 50%,
      transparent 80%);
  transform: translateX(-200%);
  animation: logoLightRay 3s ease-in-out infinite;
  pointer-events: none;
}

@keyframes logoLightRay {
  0% {
    transform: translateX(-200%);
  }

  60%,
  100% {
    transform: translateX(320%);
  }
}

.nav-logo span {
  color: #374151;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 400;
  transition: color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--teal);
  transition: width var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  padding: 8px 20px !important;
  font-size: 0.85rem !important;
}

.skillup-link {
  display: flex !important;
  align-items: center;
  gap: 5px;
  color: #f59e0b !important;
}

.skillup-link::after {
  background: #f59e0b !important;
}

.skillup-icon {
  display: flex;
  align-items: center;
  color: #f59e0b;
  transition: filter 0.3s ease, transform 0.3s ease;
}

.skillup-link:hover .skillup-icon {
  transform: scale(1.2);
  filter:
    brightness(1.4) drop-shadow(0 0 4px #f59e0b) drop-shadow(0 0 10px #f59e0b) drop-shadow(0 0 20px rgba(245, 158, 11, 0.7));
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: center;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: translateX(-10px);
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-glass);
  -webkit-backdrop-filter: blur(24px) saturate(200%);
  backdrop-filter: blur(24px) saturate(200%);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-20px);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 24px;
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mobile-menu-inner {
  width: 100%;
  max-width: 400px;
  text-align: center;
}

.mobile-menu a {
  display: block;
  padding: 16px 0;
  color: var(--text-primary);
  font-size: 1.5rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  opacity: 0;
  transform: translateY(10px);
}

.mobile-menu.active a {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger link entry */
.mobile-menu.active a:nth-child(1) {
  transition-delay: 0.1s;
}

.mobile-menu.active a:nth-child(2) {
  transition-delay: 0.15s;
}

.mobile-menu.active a:nth-child(3) {
  transition-delay: 0.2s;
}

.mobile-menu.active a:nth-child(4) {
  transition-delay: 0.25s;
}

.mobile-menu.active a:nth-child(5) {
  transition-delay: 0.3s;
}

.mobile-menu.active a:nth-child(6) {
  transition-delay: 0.35s;
}

.mobile-menu.active a:nth-child(7) {
  transition-delay: 0.4s;
}

.mobile-menu a:hover {
  color: var(--teal);
  transform: scale(1.05);
}

.mobile-menu-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-glass), transparent);
  margin: 24px 0;
}

.mobile-skillup-link {
  color: #f59e0b !important;
}

.nav-icon {
  display: inline-flex;
  margin-right: 8px;
  vertical-align: middle;
}

/* ═══════════════════════════════════════════
   Inner Pages
   ═══════════════════════════════════════════ */

.page-main {
  padding-top: calc(var(--nav-height) + 80px);
  padding-bottom: 120px;
  min-height: 70vh;
}

/* Pages with a full-width hero section manage their own top spacing */
.page-main--hero {
  padding-top: 0;
}

.page-header {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}

.page-title {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
}

.page-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ═══════════════════════════════════════════
   Hero Section
   ═══════════════════════════════════════════ */

.hero {
  min-height: 0;
  display: flex;
  align-items: center;
  padding-top: calc(var(--nav-height) + 40px);
  padding-bottom: 60px;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 60% at 70% 40%, rgba(106, 238, 203, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 20% 60%, rgba(59, 130, 246, 0.05) 0%, transparent 60%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 20%, transparent 70%);
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 20%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  width: 100%;
}

.hero-content {
  z-index: 2;
}

.hero-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--teal);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.hero-title {
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 480px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-globe {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Desktop arrow callout */
.skillup-callout-desktop {
  position: fixed;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  z-index: 1001;
  text-decoration: none;
}

.skillup-callout-desktop svg {
  width: 50px;
  height: 100px;
  flex-shrink: 0;
}

.skillup-callout-desktop span {
  font-family: 'Dancing Script', cursive;
  font-size: 1.25rem;
  font-weight: 700;
  color: #f59e0b;
  white-space: nowrap;
}

.skillup-callout-desktop:hover span {
  color: #fbbf24;
}

@media (max-width: 768px) {
  .skillup-callout-desktop {
    display: none;
  }
}

/* Mobile blob callout */
.skillup-callout-mobile {
  display: none;
  position: fixed;
  z-index: 1001;
  text-decoration: none;
  font-family: 'Dancing Script', cursive;
  font-size: 1.2rem;
  font-weight: 700;
  color: #f59e0b;
  padding: 10px 22px 12px;
  background: rgba(245, 158, 11, 0.1);
  border: 2px solid rgba(245, 158, 11, 0.5);
  border-radius: 63% 37% 54% 46% / 48% 55% 45% 52%;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease;
  text-align: center;
}

.skillup-callout-mobile span {
  display: block;
}

.skillup-callout-mobile:hover {
  background: rgba(245, 158, 11, 0.2);
  border-color: rgba(245, 158, 11, 0.85);
  color: #fbbf24;
}


#globe-container {
  width: 100%;
  max-width: 560px;
  aspect-ratio: 1;
}

#globe-container canvas {
  outline: none;
}

.hero-glow {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(106, 238, 203, 0.2) 0%, rgba(59, 130, 246, 0.08) 40%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  animation: glow-pulse 4s ease-in-out infinite alternate;
}

@keyframes glow-pulse {
  0% {
    opacity: 0.7;
    transform: scale(1);
  }

  100% {
    opacity: 1;
    transform: scale(1.05);
  }
}

/* ═══════════════════════════════════════════
   Tech Carousel
   ═══════════════════════════════════════════ */

.tech-section {
  padding: 80px 0;
  overflow: hidden;
  position: relative;
  border-top: 1px solid var(--border-glass);
  background: radial-gradient(ellipse 80% 50% at 50% 0%, rgba(106, 238, 203, 0.04) 0%, transparent 60%);
}

.tech-section .section-header {
  text-align: center;
  margin-bottom: 48px;
}

.tech-section .section-desc {
  margin: 0 auto;
}

.carousel-wrapper {
  position: relative;
  overflow: hidden;
  padding: 20px 0;
}

.carousel-wrapper::before,
.carousel-wrapper::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 120px;
  z-index: 2;
  pointer-events: none;
}

.carousel-wrapper::before {
  left: 0;
  background: linear-gradient(to right, var(--bg-dark), transparent);
}

.carousel-wrapper::after {
  right: 0;
  background: linear-gradient(to left, var(--bg-dark), transparent);
}

.carousel-track {
  display: flex;
  animation: carousel-scroll 30s linear infinite;
  width: max-content;
}

.carousel-track:hover {
  animation-play-state: paused;
}

.carousel-track--reverse {
  animation-name: carousel-scroll-reverse;
}

@keyframes carousel-scroll-reverse {
  0% {
    transform: translateX(-25%);
  }

  100% {
    transform: translateX(0);
  }
}

.tech-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  padding: 0 24px;
  opacity: 0.85;
  transition: opacity var(--transition);
}

.tech-item:hover {
  opacity: 1;
}

.tech-item img {
  width: 72px;
  height: 72px;
  filter: grayscale(0%) brightness(1);
  transition: transform 0.2s ease, 
}

.tech-item:hover img {
  transform: scale(1.3);
  filter: brightness(1.15);
}

.tech-item span {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}


@keyframes carousel-scroll {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-25%);
  }
}

/* ═══════════════════════════════════════════
   Black Box Audit
   ═══════════════════════════════════════════ */

.audit-section {
  padding: 100px 0;
  position: relative;
  border-top: 1px solid var(--border-glass);
  background: radial-gradient(ellipse 60% 50% at 30% 50%, rgba(59, 130, 246, 0.05) 0%, transparent 60%);
}

.audit-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.audit-form-card {
  padding: 32px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.audit-form-card h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.audit-form-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
  font-weight: 500;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background: #f1f5f9;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--teal);
}

.form-group input::placeholder {
  color: rgba(148, 163, 184, 0.5);
}

.form-group select option {
  background: var(--bg-dark);
}

.audit-submit {
  width: 100%;
  justify-content: center;
  margin-top: 8px;
}

#audit-results {
  min-height: 200px;
}

.audit-results-card {
  padding: 32px;
  height: 100%;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.audit-results-card h3 {
  font-size: 1.3rem;
  margin-bottom: 24px;
}

.score-grid {
  display: grid;
  gap: 20px;
}

.score-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.score-item .score-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
}

.score-item .score-label {
  color: var(--text-secondary);
}

.score-item .score-value {
  font-weight: 700;
  font-family: var(--font-mono);
}

.score-bar {
  height: 6px;
  background: rgba(0, 0, 0, 0.08);
  border-radius: 3px;
  overflow: hidden;
}

.score-bar-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
  width: 0;
}

.score-bar-fill.teal {
  background: linear-gradient(90deg, var(--teal), #34d399);
}

.score-bar-fill.blue {
  background: linear-gradient(90deg, var(--blue), #60a5fa);
}

.score-bar-fill.purple {
  background: linear-gradient(90deg, var(--purple), #a78bfa);
}

.score-bar-fill.pink {
  background: linear-gradient(90deg, var(--pink), #f472b6);
}

.overall-score {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-glass);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.overall-score .label {
  font-size: 1rem;
  font-weight: 600;
}

.overall-score .value {
  font-size: 1.8rem;
  font-weight: 800;
  font-family: var(--font-mono);
}

.htmx-indicator {
  display: none;
}

.htmx-request .htmx-indicator {
  display: inline-block;
}

.htmx-request .btn-text {
  display: none;
}

.spinner {
  display: inline-block;
  width: 28px;
  height: 28px;
  border: 2px solid rgba(0, 0, 0, 0.12);
  border-top-color: var(--text-primary);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.audit-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  min-height: 300px;
  text-align: center;
  color: var(--text-secondary);
  gap: 16px;
}

.audit-placeholder-icon {
  font-size: 3rem;
  opacity: 0.3;
}

/* ═══════════════════════════════════════════
   The Vault
   ═══════════════════════════════════════════ */

.vault-section {
  padding: 100px 0;
  position: relative;
  border-top: 1px solid var(--border-glass);
  background: radial-gradient(ellipse 60% 50% at 70% 50%, rgba(139, 92, 246, 0.05) 0%, transparent 60%);
}

.vault-section .section-header {
  text-align: center;
  margin-bottom: 56px;
}

.vault-section .section-desc {
  margin: 0 auto;
}

.vault-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.vault-card {
  padding: 28px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.vault-card:hover {
  transform: translateY(-4px);
  border-color: rgba(106, 238, 203, 0.3);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.vault-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--teal), var(--blue), var(--purple));
  opacity: 0;
  transition: opacity var(--transition);
}

.vault-card:hover::before {
  opacity: 1;
}

.vault-card-status {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 16px;
}

.vault-card-status.live {
  background: rgba(106, 238, 203, 0.15);
  color: var(--teal);
}

.vault-card-status.building {
  background: rgba(59, 130, 246, 0.15);
  color: var(--blue);
}

.vault-card-status.concept {
  background: rgba(139, 92, 246, 0.15);
  color: var(--purple);
}

.vault-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.vault-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.vault-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.vault-tag {
  font-size: 0.75rem;
  padding: 4px 10px;
  background: rgba(0, 0, 0, 0.04);
  border: 1px solid var(--border-glass);
  border-radius: 4px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

/* ═══════════════════════════════════════════
   Footer
   ═══════════════════════════════════════════ */

.footer {
  border-top: 1px solid var(--border-glass);
  padding: 48px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: 12px;
  max-width: 280px;
  line-height: 1.6;
}

.footer-col h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding: 4px 0;
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--teal);
}

.footer-bottom {
  border-top: 1px solid var(--border-glass);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  color: var(--text-secondary);
  font-size: 0.8rem;
}

.footer-socials {
  display: flex;
  gap: 16px;
}

.footer-socials a {
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  transition: color var(--transition);
}

.footer-socials a:hover {
  color: var(--teal);
}

/* ═══════════════════════════════════════════
   Responsive Design
   ═══════════════════════════════════════════ */

@media (max-width: 1024px) {
  .vault-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-desc {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-globe {
    order: -1;
    max-width: 380px;
    margin: 0 auto;
  }

  #globe-container {
    max-width: 380px;
  }

  .audit-grid {
    grid-template-columns: 1fr;
  }

  .vault-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-globe {
    display: none;
  }

  .hero {
    min-height: 0;
    padding-top: calc(var(--nav-height) + 40px);
    padding-bottom: 60px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .container {
    padding: 0 16px;
  }
}

/* ═══════════════════════════════════════════
   About Page
   ═══════════════════════════════════════════ */

/* Intro */
.about-intro {
  padding-top: calc(var(--nav-height) + 80px);
  padding-bottom: 80px;
}

.about-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-role {
  font-size: 1.05rem;
  color: var(--teal);
  font-weight: 500;
  margin-bottom: 20px;
  margin-top: 8px;
}

.about-bio {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

.about-stats {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 28px 24px;
  border-radius: var(--radius);
  text-align: center;
}

.stat-num {
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1;
  font-family: var(--font-heading);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 8px;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Shared section spacing */
.about-section {
  padding: 80px 0;
  border-top: 1px solid var(--border-glass);
}

.about-section-header {
  text-align: left;
  margin-bottom: 48px;
}

/* Skills */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.skill-item {
  padding: 28px;
  border-radius: var(--radius);
}

.skill-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.skill-name {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.skill-pct {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--teal);
  font-weight: 600;
}

.skill-bar {
  height: 6px;
  background: var(--border-glass);
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 12px;
}

.skill-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--teal), var(--blue));
  border-radius: 99px;
}

.skill-tags {
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

/* Timeline */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.timeline-item {
  padding: 32px;
  border-radius: var(--radius);
  position: relative;
}

.timeline-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.timeline-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--teal);
  background: rgba(8, 145, 178, 0.1);
  border: 1px solid rgba(8, 145, 178, 0.3);
  border-radius: 99px;
  padding: 2px 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.timeline-role {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.timeline-company {
  font-size: 0.9rem;
  color: var(--teal);
  font-weight: 500;
  margin-bottom: 12px;
}

.timeline-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Credentials */
.creds-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.cred-card {
  padding: 28px 24px;
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cred-icon {
  font-size: 1.8rem;
  line-height: 1;
  margin-bottom: 4px;
}

.cred-badge {
  width: 100%;
  height: 64px;
  object-fit: contain;
  object-position: left center;
  margin-bottom: 4px;
}

.cred-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
}

.cred-org {
  font-size: 0.85rem;
  color: var(--teal);
  font-weight: 500;
}

.cred-year {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* About page responsive */
@media (max-width: 900px) {

  .skills-grid,
  .creds-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ═══════════════════════════════════════════════════════════
   SkillUp Page
   ═══════════════════════════════════════════════════════════ */

/* Hero */
.su-hero {
  padding-top: calc(var(--nav-height) + 60px);
  padding-bottom: 72px;
}

.su-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.su-hero-left {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.su-hero-content {
  max-width: 100%;
}

/* Code window */
.su-hero-visual {
  position: relative;
}

.su-code-window {
  border-radius: var(--radius);
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.65;
}

.su-code-titlebar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  background: rgba(0, 0, 0, 0.05);
  border-bottom: 1px solid var(--border-glass);
}

.su-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.su-dot-red {
  background: #ff5f57;
}

.su-dot-yellow {
  background: #febc2e;
}

.su-dot-green {
  background: #28c840;
}

.su-code-filename {
  margin-left: 8px;
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.su-code-body {
  margin: 0;
  padding: 20px 20px 24px;
  overflow-x: auto;
  background: transparent;
}

.su-code-body code {
  font-family: inherit;
}

/* Syntax colours */
.sc-kw {
  color: #7c3aed;
  font-weight: 500;
}

/* keyword - purple */
.sc-mod {
  color: #0891b2;
}

/* module  - teal   */
.sc-fn {
  color: #4f46e5;
}

/* function- blue   */
.sc-str {
  color: #16a34a;
}

/* string  - green  */
.sc-cm {
  color: #94a3b8;
  font-style: italic;
}

/* comment - gray   */
.sc-num {
  color: #db2777;
}

/* number  - pink   */
.sc-op {
  color: #64748b;
}

/* operator- slate  */

/* Floating badges */
.su-float-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-primary);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  animation: su-float 3s ease-in-out infinite;
  will-change: transform;
  white-space: nowrap;
}

.su-float-1 {
  bottom: -16px;
  left: -20px;
  animation-delay: 0s;
}

.su-float-2 {
  top: -16px;
  right: -16px;
  animation-delay: 1s;
}

.su-float-3 {
  bottom: 48px;
  right: -24px;
  animation-delay: 2s;
  color: #16a34a;
  border-color: rgba(22, 163, 74, 0.25);
  background: rgba(22, 163, 74, 0.06);
}

@keyframes su-float {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-6px);
  }
}

.su-hero-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 20px 0 32px;
}

.su-hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.su-hero-tracks {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.su-track-pill {
  padding: 8px 18px;
  border-radius: 999px;
  border: 1px solid var(--border-glass);
  background: var(--bg-glass);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

/* Courses grid */
.su-courses-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.su-course-card {
  display: flex;
  gap: 24px;
  padding: 28px;
  border-radius: var(--radius);
  transition: transform var(--transition), box-shadow var(--transition);
}

.su-course-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

.su-course-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.su-icon-teal {
  background: rgba(8, 145, 178, 0.1);
  color: var(--teal);
}

.su-icon-blue {
  background: rgba(79, 70, 229, 0.1);
  color: var(--blue);
}

.su-icon-purple {
  background: rgba(124, 58, 237, 0.1);
  color: var(--purple);
}

.su-icon-pink {
  background: rgba(219, 39, 119, 0.1);
  color: var(--pink);
}

.su-course-body {
  flex: 1;
  min-width: 0;
}

.su-course-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
}

.su-course-meta-left {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}

.su-course-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.su-course-level {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--teal);
  background: rgba(8, 145, 178, 0.08);
  padding: 2px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

.su-course-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 14px;
}

.su-card-tools {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  padding: 8px 12px;
  background: var(--bg-glass);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-glass);
}

.su-card-tools-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  color: var(--text-secondary);
  opacity: 0.8;
  white-space: nowrap;
}

.su-card-tools-icons {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-shrink: 0;
}

.su-card-tool-icon {
  width: 22px;
  height: 22px;
  object-fit: contain;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.su-course-card:hover .su-card-tool-icon {
  width: 22px;
  height: 22px;
  object-fit: contain;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.su-card-tool-icon:hover {
  transform: translateY(-3px) scale(1.2);
}

.su-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.su-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.04);
  color: var(--text-secondary);
  border: 1px solid var(--border-glass);
}

/* Tools section */
.su-tools-section {
  background: rgba(8, 145, 178, 0.03);
}

.su-tools-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 16px;
  margin-top: 8px;
}

.su-tool-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 20px 12px;
  border-radius: var(--radius);
  border: 1px solid var(--border-glass);
  background: var(--bg-card);
  transition: transform var(--transition), box-shadow var(--transition);
}

.su-tool-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.07);
}

.su-tool-icon {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.su-tool-name {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-align: center;
}

/* Why choose us */
.su-why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.su-why-card {
  padding: 28px 24px;
  border-radius: var(--radius);
  transition: transform var(--transition);
}

.su-why-card:hover {
  transform: translateY(-2px);
}

.su-why-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(8, 145, 178, 0.1);
  color: var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.su-why-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.su-why-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* CTA */
.su-cta-card {
  padding: 52px 56px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.su-cta-content {
  max-width: 540px;
}

.su-cta-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--text-primary);
  margin: 8px 0 12px;
}

.su-cta-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 28px;
}

.su-cta-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.su-cta-address {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--teal);
  flex-shrink: 0;
}

.su-address-line {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* SkillUp responsive */
@media (max-width: 1100px) {
  .su-tools-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .su-why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .su-hero {
    padding-top: calc(var(--nav-height) + 20px);
    padding-bottom: 48px;
  }

  .su-hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .su-hero-visual {
    display: none;
  }

  .su-course-card {
    flex-direction: column;
    gap: 16px;
    padding: 20px;
  }

  .su-tools-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .su-why-grid {
    grid-template-columns: 1fr 1fr;
  }

  .su-cta-card {
    flex-direction: column;
    padding: 32px 24px;
  }
}

@media (max-width: 480px) {
  .su-tools-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .su-why-grid {
    grid-template-columns: 1fr;
  }
}

/* ─── About page responsive ──────────────────────────────── */
@media (max-width: 768px) {
  .about-intro-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-stats {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .stat-card {
    flex: 1 1 140px;
  }

  .skills-grid,
  .creds-grid {
    grid-template-columns: 1fr;
  }

  .about-intro {
    padding-top: calc(var(--nav-height) + 20px);
    padding-bottom: 48px;
  }

  .about-section {
    padding: 48px 0;
  }
}

/* ═══════════════════════════════════════════════════════════
   CONTACT PAGE
   ═══════════════════════════════════════════════════════════ */

/* ─── Hero ──────────────────────────────────────────────── */
.contact-hero {
  padding-top: calc(var(--nav-height) + 60px);
  padding-bottom: 56px;
  text-align: center;
}

.contact-hero-inner {
  max-width: 600px;
  margin: 0 auto;
}

.contact-hero-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-top: 16px;
  line-height: 1.7;
}

/* ─── Body / grid ───────────────────────────────────────── */
.contact-body {
  padding-bottom: 100px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 40px;
  align-items: start;
}

/* ─── Info column ───────────────────────────────────────── */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-info-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 24px;
  border-radius: var(--radius);
}

.contact-info-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
}

.contact-info-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  margin-bottom: 4px;
  font-weight: 600;
}

.contact-info-value {
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 500;
  line-height: 1.5;
}

.contact-link {
  text-decoration: none;
  transition: color var(--transition);
}

.contact-link:hover {
  color: var(--teal);
}

/* ─── Form column ───────────────────────────────────────── */
.contact-form-wrap {
  padding: 40px;
  border-radius: var(--radius-lg);
}

.contact-form-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.contact-form-sub {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 28px;
  line-height: 1.6;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.cf-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.cf-field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.cf-field label {
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.cf-field input,
.cf-field select,
.cf-field textarea {
  width: 100%;
  padding: 12px 16px;
  background: #f1f5f9;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  box-sizing: border-box;
}

.cf-field textarea {
  resize: vertical;
  min-height: 130px;
}

.cf-field input:focus,
.cf-field select:focus,
.cf-field textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.12);
}

.cf-field input::placeholder,
.cf-field textarea::placeholder {
  color: rgba(148, 163, 184, 0.7);
}

.cf-field select option {
  background: #ffffff;
}

.cf-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  color: #ffffff;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: opacity var(--transition), transform var(--transition);
  margin-top: 4px;
}

.cf-submit:hover {
  opacity: 0.88;
  transform: translateY(-1px);
}

.cf-submit:active {
  transform: translateY(0);
}

.cf-submit:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

/* ─── Disabled input / select / textarea ────────────────── */
.cf-field input:disabled,
.cf-field select:disabled,
.cf-field textarea:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  background: #e8eef4;
}

/* ─── Email row (email field + Send OTP button) ─────────── */
.cf-email-row {
  display: flex;
  align-items: flex-end;
  gap: 12px;
}

.cf-email-row .cf-field {
  flex: 1;
}

/* ─── OTP button (inline, smaller than main submit) ─────── */
.cf-otp-btn {
  flex-shrink: 0;
  height: 46px;
  padding: 0 20px;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  color: #ffffff;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
  transition: opacity var(--transition);
}

.cf-otp-btn:hover {
  opacity: 0.85;
}

.cf-otp-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ─── OTP area (returned after Send OTP) ────────────────── */
.cf-otp-area {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
  background: rgba(8, 145, 178, 0.04);
  border: 1px solid rgba(8, 145, 178, 0.15);
  border-radius: var(--radius-sm);
}

.cf-otp-sent-msg {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.87rem;
  color: var(--text-secondary);
}

.cf-otp-sent-msg strong {
  color: var(--text-primary);
}

.cf-otp-row {
  display: flex;
  align-items: flex-end;
  gap: 12px;
}

.cf-otp-row .cf-field {
  flex: 1;
}

.cf-otp-demo-note {
  font-size: 0.78rem;
  color: var(--text-secondary);
  opacity: 0.7;
  font-family: var(--font-mono);
}

/* ─── Verified badge ────────────────────────────────────── */
.cf-verified-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 14px;
  background: rgba(8, 145, 178, 0.08);
  border: 1px solid rgba(8, 145, 178, 0.3);
  border-radius: 20px;
  font-size: 0.83rem;
  font-weight: 600;
  color: #0e7490;
}

/* ─── Locked notice ─────────────────────────────────────── */
.cf-locked-notice {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  background: rgba(148, 163, 184, 0.08);
  border: 1px dashed rgba(148, 163, 184, 0.4);
  border-radius: var(--radius-sm);
  margin-bottom: 4px;
}

/* ─── Spinner (HTMX indicator) ──────────────────────────── */
.cf-spinner {
  display: none;
  animation: cf-spin 0.8s linear infinite;
  will-change: transform;
}

.htmx-request .cf-spinner,
.htmx-request.cf-spinner {
  display: inline-flex;
}

@keyframes cf-spin {
  to {
    transform: rotate(360deg);
  }
}

/* ─── Feedback messages ─────────────────────────────────── */
.cf-feedback {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  border-radius: var(--radius-sm);
  margin-top: 24px;
  font-size: 0.92rem;
  line-height: 1.55;
}

.cf-feedback svg {
  flex-shrink: 0;
  margin-top: 2px;
}

.cf-feedback strong {
  display: block;
  font-weight: 600;
  margin-bottom: 3px;
}

.cf-feedback p {
  margin: 0;
  color: inherit;
  opacity: 0.85;
}

.cf-feedback--success {
  background: rgba(8, 145, 178, 0.08);
  border: 1px solid rgba(8, 145, 178, 0.3);
  color: #0e7490;
}

.cf-feedback--error {
  background: rgba(220, 38, 38, 0.07);
  border: 1px solid rgba(220, 38, 38, 0.25);
  color: #dc2626;
}

/* ─── Contact page responsive ───────────────────────────── */
@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .contact-hero {
    padding-top: calc(var(--nav-height) + 24px);
    padding-bottom: 40px;
  }

  .contact-form-wrap {
    padding: 28px 20px;
  }

  .cf-row {
    grid-template-columns: 1fr;
  }

  .cf-email-row,
  .cf-otp-row {
    flex-direction: column;
    align-items: stretch;
  }

  .cf-otp-btn {
    height: auto;
    padding: 12px 20px;
    width: 100%;
  }

  .contact-body {
    padding-bottom: 60px;
  }
}

/* ═══════════════════════════════════════════════════════════════════
   AUTH PAGES  (Login / Register)
   ═══════════════════════════════════════════════════════════════════ */

.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-height) + 40px) 24px 80px;
}

.auth-card {
  width: 100%;
  max-width: 460px;
  padding: 48px 44px;
  border-radius: var(--radius);
}

.auth-card-title {
  font-size: 2rem;
  font-weight: 800;
  margin: 0 0 6px;
  line-height: 1.2;
}

.auth-card-sub {
  font-size: 0.93rem;
  color: var(--text-secondary);
  margin: 0 0 32px;
  line-height: 1.6;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.auth-field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.auth-field label {
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.auth-field input {
  width: 100%;
  padding: 12px 16px;
  background: #f1f5f9;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  box-sizing: border-box;
}

.auth-field input:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.12);
}

.auth-field input::placeholder {
  color: rgba(148, 163, 184, 0.7);
}

.auth-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  color: #ffffff;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: opacity var(--transition), transform var(--transition);
  margin-top: 6px;
}

.auth-submit:hover {
  opacity: 0.88;
  transform: translateY(-1px);
}

.auth-submit:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.auth-otp-zone {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.auth-switch {
  text-align: center;
  margin-top: 20px;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.auth-switch a {
  color: var(--teal);
  font-weight: 500;
}

.auth-switch a:hover {
  text-decoration: underline;
}

.auth-feedback {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  line-height: 1.5;
  margin-top: 8px;
}

.auth-feedback--error {
  background: rgba(220, 38, 38, 0.07);
  border: 1px solid rgba(220, 38, 38, 0.25);
  color: #dc2626;
}

.auth-feedback--success {
  background: rgba(8, 145, 178, 0.08);
  border: 1px solid rgba(8, 145, 178, 0.3);
  color: #0e7490;
}

.auth-feedback--success strong {
  display: block;
  font-weight: 700;
  margin-bottom: 4px;
  font-size: 0.95rem;
}

.auth-feedback--success p {
  margin: 0;
  font-size: 0.88rem;
}

/* Premium Verification Link State */
.auth-feedback--info {
  background: rgba(79, 70, 229, 0.08);
  border: 1px solid rgba(79, 70, 229, 0.25);
  color: var(--blue);
}

.auth-feedback--warning {
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.25);
  color: #b45309;
}

.auth-feedback-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-resend-link {
  display: inline-block;
  margin-top: 12px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--teal);
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.2s;
}

.auth-resend-link:hover {
  opacity: 0.7;
  text-decoration: underline;
}

/* Logout button in nav — matches .btn styling */
.nav-logout-btn {
  background: transparent;
  font-family: var(--font-body);
  font-size: inherit;
  cursor: pointer;
  border: 1px solid var(--border-glass);
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  transition: background var(--transition), color var(--transition);
}

.nav-logout-btn:hover {
  background: rgba(220, 38, 38, 0.06);
  border-color: rgba(220, 38, 38, 0.3);
  color: #dc2626;
}

@media (max-width: 768px) {
  .auth-card {
    padding: 32px 24px;
  }

  .auth-card-title {
    font-size: 1.6rem;
  }
}

/* ═══════════════════════════════════════════════════════════════════
   ADMIN DASHBOARD
   ═══════════════════════════════════════════════════════════════════ */

.admin-main {
  padding-top: calc(var(--nav-height) + 60px);
  padding-bottom: 100px;
  min-height: 80vh;
}

.admin-header {
  margin-bottom: 40px;
}

.admin-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.admin-table th {
  padding: 14px 18px;
  text-align: left;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  font-weight: 600;
  border-bottom: 1px solid var(--border-glass);
  background: rgba(0, 0, 0, 0.02);
  white-space: nowrap;
}

.admin-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-glass);
  color: var(--text-primary);
  vertical-align: middle;
}

.admin-table tr:last-child td {
  border-bottom: none;
}

.admin-table tr:hover td {
  background: rgba(0, 0, 0, 0.01);
}

/* Status badges */
.admin-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.admin-badge--pending_verification {
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.35);
  color: #b45309;
}

.admin-badge--pending_approval {
  background: rgba(79, 70, 229, 0.1);
  border: 1px solid rgba(79, 70, 229, 0.35);
  color: #4338ca;
}

.admin-badge--approved {
  background: rgba(8, 145, 178, 0.08);
  border: 1px solid rgba(8, 145, 178, 0.3);
  color: #0e7490;
}

.admin-badge--rejected {
  background: rgba(220, 38, 38, 0.07);
  border: 1px solid rgba(220, 38, 38, 0.25);
  color: #dc2626;
}

/* Approve / Reject buttons */
.admin-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.admin-action-btn {
  padding: 5px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  font-family: var(--font-body);
}

.admin-action-btn--approve {
  background: rgba(8, 145, 178, 0.1);
  border: 1px solid rgba(8, 145, 178, 0.35);
  color: #0e7490;
}

.admin-action-btn--approve:hover {
  background: rgba(8, 145, 178, 0.18);
  transform: translateY(-1px);
}

.admin-action-btn--reject {
  background: rgba(220, 38, 38, 0.07);
  border: 1px solid rgba(220, 38, 38, 0.25);
  color: #dc2626;
}

.admin-action-btn--reject:hover {
  background: rgba(220, 38, 38, 0.14);
  transform: translateY(-1px);
}

.admin-action-btn.htmx-request {
  opacity: 0.5;
  cursor: wait;
}

@media (max-width: 768px) {

  .admin-table th,
  .admin-table td {
    padding: 10px 12px;
    font-size: 0.82rem;
  }
}

/* ═══════════════════════════════════════════════════════════════════
   USER DASHBOARD
   ═══════════════════════════════════════════════════════════════════ */

.dashboard-main {
  padding-top: calc(var(--nav-height) + 60px);
  padding-bottom: 100px;
  min-height: 80vh;
}

.dashboard-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.dashboard-notif-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 16px;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  color: #fff;
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: 700;
  margin-top: 12px;
  white-space: nowrap;
}

.dashboard-section {
  margin-bottom: 56px;
}

.dashboard-section-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-glass);
}

.dashboard-coming-soon {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 56px 32px;
  border-radius: var(--radius);
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.93rem;
  line-height: 1.6;
}

/* ── Notification cards ────────────────────────────────────── */
#notif-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.notif-empty {
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding: 24px 0;
}

.notif-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  border-radius: var(--radius-sm);
  background: #f8fafc;
  border: 1px solid var(--border-glass);
  border-left: 4px solid var(--border-glass);
  transition: border-color var(--transition);
}

.notif-card--unread {
  border-left-color: var(--teal);
  background: rgba(8, 145, 178, 0.04);
}

.notif-card--account_approved.notif-card--unread {
  border-left-color: var(--teal);
}

.notif-card--account_rejected.notif-card--unread {
  border-left-color: #dc2626;
  background: rgba(220, 38, 38, 0.03);
}

.notif-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.notif-icon--account_approved {
  background: rgba(8, 145, 178, 0.1);
  color: var(--teal);
}

.notif-icon--account_rejected {
  background: rgba(220, 38, 38, 0.08);
  color: #dc2626;
}

.notif-icon--general {
  background: rgba(79, 70, 229, 0.08);
  color: var(--blue);
}

.notif-body {
  flex: 1;
}

.notif-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  color: #fff;
  border-radius: 20px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.notif-message {
  margin: 0 0 4px;
  font-size: 0.92rem;
  color: var(--text-primary);
  line-height: 1.5;
}

.notif-card--unread .notif-message {
  font-weight: 600;
}

.notif-date {
  margin: 0;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* ═══════════════════════════════════════════════════════════════════════════
   COURSE SYSTEM
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Skillup card link variant ─────────────────────────────────────────────── */
a.su-course-card--link {
  text-decoration: none;
  color: inherit;
  display: flex;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

a.su-course-card--link:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(8, 145, 178, 0.15);
}

.su-course-cta {
  display: inline-block;
  margin-top: 12px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--teal);
  letter-spacing: 0.02em;
}

/* ── Course Index Page ─────────────────────────────────────────────────────── */
.course-index-main {
  /* padding-top is inherited from .page-main (nav-height + 80px) — do not override */
  padding-bottom: 80px;
}

.ci-header {
  margin-bottom: 48px;
}

.ci-header-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
}

.ci-back-link {
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-decoration: none;
}

.ci-back-link:hover {
  color: var(--teal);
}

.ci-level-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
  background: rgba(8, 145, 178, 0.12);
  color: var(--teal);
  border: 1px solid rgba(8, 145, 178, 0.25);
}

.ci-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin: 8px 0 16px;
  max-width: 680px;
}

.ci-free-note {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  color: #16a34a;
  background: rgba(22, 163, 74, 0.08);
  border: 1px solid rgba(22, 163, 74, 0.2);
  border-radius: 6px;
  padding: 6px 12px;
  margin-top: 8px;
}

.phase-group {
  margin-bottom: 40px;
}

.phase-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-glass);
}

.phase-num {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal);
  background: rgba(8, 145, 178, 0.1);
  padding: 3px 10px;
  border-radius: 20px;
}

.phase-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0;
}

.ci-chapters-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ci-chapter-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  border-radius: 12px;
  text-decoration: none;
  color: var(--text-primary);
  /* explicit — overrides global a{color:teal} */
  background: #ffffff;
  border: 1px solid var(--border-glass);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s;
}

.ci-chapter-card--free:hover {
  transform: translateX(4px);
  border-color: rgba(8, 145, 178, 0.35);
  box-shadow: 0 4px 20px rgba(8, 145, 178, 0.1);
}

.ci-chapter-card--locked {
  opacity: 0.7;
  cursor: pointer;
  background: rgba(248, 250, 252, 0.8);
}

.ci-chapter-num {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(8, 145, 178, 0.1);
  color: var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}

.ci-chapter-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.ci-chapter-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
}

.ci-chapter-title {
  font-size: 1rem;
  font-weight: 600;
  margin: 0;
  color: var(--text-primary);
  line-height: 1.4;
  flex: 1;
  min-width: 0;
  word-wrap: break-word;
}

.ci-chapter-sub {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ci-chapter-free-badge {
  flex-shrink: 0;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--teal);
  background: rgba(8, 145, 178, 0.1);
  border: 1px solid rgba(8, 145, 178, 0.3);
  border-radius: 20px;
  padding: 3px 10px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
  align-self: flex-start;
  margin-top: 2px;
}

.ci-chapter-badge--locked {
  color: #f43f5e;
  background: rgba(244, 63, 94, 0.05);
  border-color: rgba(244, 63, 94, 0.2);
}

.ci-chapter-badge--unlocked {
  color: #10b981;
  background: rgba(16, 185, 129, 0.05);
  border-color: rgba(16, 185, 129, 0.2);
}

.ci-badge-icon {
  font-size: 14px !important;
}

.ci-chapter-start {
  flex-shrink: 0;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--teal);
  margin-left: 8px;
}

@media (max-width: 640px) {
  .ci-chapter-card {
    gap: 12px;
    padding: 14px 16px;
  }

  /* Pills stay on the right even on mobile */
  .ci-chapter-header {
    flex-direction: row;
    align-items: flex-start;
    gap: 12px;
  }

  .ci-chapter-num {
    width: 32px;
    height: 32px;
    font-size: 0.85rem;
  }

  .ci-chapter-sub {
    display: none;
    /* Hide subtitle on mobile as requested */
  }

  .ci-chapter-start {
    display: none;
  }
}

.ci-gate-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  padding: 24px;
  border-radius: 14px;
  margin-top: 40px;
  border: 1px solid rgba(8, 145, 178, 0.2);
  background: rgba(8, 145, 178, 0.04);
}

.ci-gate-cta-content {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.ci-gate-cta-content svg {
  color: var(--teal);
  flex-shrink: 0;
  margin-top: 2px;
}

.ci-gate-cta-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 4px;
}

.ci-gate-cta-content p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 0;
}

.ci-gate-cta-actions {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
}

/* ── Course Viewer Layout ──────────────────────────────────────────────────── */
.course-viewer-wrap {
  display: flex;
  margin-top: var(--nav-height);
  min-height: calc(100vh - var(--nav-height));
}

.course-sidebar {
  width: 280px;
  flex-shrink: 0;
  background: #f8fafc;
  border-right: 1px solid var(--border-glass);
  position: sticky;
  top: var(--nav-height);
  height: calc(100vh - var(--nav-height));
  overflow-y: auto;
}

.sidebar-inner {
  padding: 20px 16px;
}

.sidebar-course-title {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-decoration: none;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-glass);
}

.sidebar-course-title:hover {
  color: var(--teal);
}

.sidebar-phase {
  margin-bottom: 20px;
}

.sidebar-phase-title {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin: 0 0 8px;
}

.sidebar-chapter-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 8px;
  text-decoration: none;
  color: var(--text-primary);
  font-size: 0.875rem;
  margin-bottom: 2px;
  transition: background 0.15s;
}

.sidebar-chapter-link:hover {
  background: rgba(8, 145, 178, 0.08);
  color: var(--teal);
}

.sidebar-chapter-link.active {
  background: rgba(8, 145, 178, 0.12);
  color: var(--teal);
  font-weight: 600;
}

.sidebar-chapter-link.locked {
  color: var(--text-secondary);
  cursor: pointer;
  opacity: 0.65;
}

.sidebar-chapter-link.locked:hover {
  background: none;
  color: var(--text-secondary);
}

.sidebar-ch-num {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.07);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
}

.sidebar-chapter-link.active .sidebar-ch-num {
  background: rgba(8, 145, 178, 0.2);
  color: var(--teal);
}

.sidebar-ch-title {
  flex: 1;
  line-height: 1.3;
}

.sidebar-lock-icon {
  flex-shrink: 0;
  opacity: 0.5;
}

/* ── Chapter Content Area ─────────────────────────────────────────────────── */
.chapter-content-area {
  flex: 1;
  min-width: 0;
  padding: 40px 48px 80px;
  max-width: 840px;
}

.chapter-phase-crumb {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--teal);
  margin: 0 0 8px;
}

.chapter-title {
  font-size: 2rem;
  font-weight: 800;
  margin: 0 0 8px;
  line-height: 1.2;
}

.chapter-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin: 0 0 32px;
}

.chapter-intro {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-primary);
  margin-bottom: 40px;
  padding: 20px 24px;
  background: rgba(8, 145, 178, 0.04);
  border-left: 3px solid var(--teal);
  border-radius: 0 8px 8px 0;
}

.chapter-intro p {
  margin: 0 0 12px;
}

.chapter-intro p:last-child {
  margin-bottom: 0;
}

.chapter-section {
  margin-bottom: 40px;
}

.section-heading {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-glass);
}

.section-body {
  font-size: 0.975rem;
  line-height: 1.75;
  margin-bottom: 16px;
}

.section-body p {
  margin: 0 0 10px;
}

.section-body p:last-child {
  margin-bottom: 0;
}

.section-body ul,
.section-body ol {
  margin: 8px 0 10px 20px;
}

.section-body li {
  margin-bottom: 4px;
}

.section-body code {
  font-family: 'Roboto Mono', monospace;
  font-size: 0.875em;
  background: rgba(8, 145, 178, 0.08);
  color: var(--teal);
  padding: 2px 5px;
  border-radius: 4px;
}

.section-body strong {
  color: var(--text-primary);
}

/* Code block wrapper (header + pre) */
.code-block-wrap {
  border-radius: 10px;
  overflow: hidden;
  background: #0f172a;
}

.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 14px;
  background: #1e293b;
  border-bottom: 1px solid #2d3e50;
}

.code-lang-badge {
  font-family: 'Roboto Mono', monospace;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #94a3b8;
}

.code-block {
  background: #0f172a;
  color: #f1f5f9;
  border-radius: 0;
  padding: 16px 0;
  font-family: 'Roboto Mono', monospace;
  font-size: 0.875rem;
  line-height: 1.6;
  overflow-x: auto;
  margin: 0;
  tab-size: 4;
  counter-reset: line;
}

.code-block code[class*="language-"] {
  display: block;
  padding: 0;
}

/* Line numbers via CSS counter */
.code-line {
  display: block;
  padding: 0 20px 0 0;
  counter-increment: line;
}

.code-line::before {
  content: counter(line);
  display: inline-block;
  width: 3em;
  padding-right: 1em;
  margin-right: 1em;
  text-align: right;
  color: #3d5166;
  border-right: 1px solid #2d3e50;
  -webkit-user-select: none;
  user-select: none;
  font-style: normal;
}

/* Override Prism light-theme defaults so tokens show correctly on dark background */
.code-block code[class*="language-"] {
  color: #f1f5f9;
  text-shadow: none;
  background: none;
}

.code-block .token.comment,
.code-block .token.prolog,
.code-block .token.doctype,
.code-block .token.cdata {
  color: #8b9db5;
}

.code-block .token.punctuation {
  color: #cdd9e5;
}

.code-block .token.property,
.code-block .token.tag,
.code-block .token.boolean,
.code-block .token.number,
.code-block .token.constant,
.code-block .token.symbol,
.code-block .token.deleted {
  color: #f97583;
}

.code-block .token.selector,
.code-block .token.attr-name,
.code-block .token.string,
.code-block .token.char,
.code-block .token.builtin,
.code-block .token.inserted {
  color: #85e89d;
}

.code-block .token.operator,
.code-block .token.entity,
.code-block .token.url {
  color: #79b8ff;
  text-shadow: none;
  background: none;
}

.code-block .token.atrule,
.code-block .token.attr-value,
.code-block .token.keyword {
  color: #f97583;
}

.code-block .token.function {
  color: #b392f0;
}

.code-block .token.regex,
.code-block .token.important,
.code-block .token.variable {
  color: #ffab70;
}

/* ── REPL Widget ───────────────────────────────────────────────────────────── */
.repl-widget {
  background: #0f172a;
  border-radius: 12px;
  overflow: hidden;
  margin: 32px 0;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.repl-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.repl-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  color: #94a3b8;
  font-family: 'Roboto Mono', monospace;
}

.repl-scenarios {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.repl-scenario-btn {
  background: transparent;
  color: #64748b;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 5px;
  padding: 4px 11px;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  font-family: 'Roboto Mono', monospace;
  transition: all 0.15s;
}

.repl-scenario-btn:hover {
  color: #e2e8f0;
  background: rgba(255, 255, 255, 0.06);
}

.repl-scenario-btn.active {
  background: rgba(99, 102, 241, 0.15);
  color: #a5b4fc;
  border-color: rgba(99, 102, 241, 0.4);
}

.repl-editor {
  width: 100%;
  background: #0f172a;
  color: #e2e8f0;
  font-family: 'Roboto Mono', monospace;
  font-size: 0.875rem;
  line-height: 1.6;
  padding: 16px;
  border: none;
  outline: none;
  resize: vertical;
  box-sizing: border-box;
  tab-size: 4;
}

.repl-controls {
  display: flex;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.03);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.repl-run-btn {
  background: #16a34a;
  color: white;
  border: none;
  border-radius: 6px;
  padding: 7px 16px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  font-family: 'Roboto Mono', monospace;
  transition: background 0.15s;
}

.repl-run-btn:hover {
  background: #15803d;
}

.repl-reset-btn {
  background: rgba(255, 255, 255, 0.06);
  color: #94a3b8;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  padding: 5px 12px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: background 0.15s;
}

.repl-reset-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #e2e8f0;
}

.repl-output {
  background: #020817;
  color: #a3e635;
  font-family: 'Roboto Mono', monospace;
  font-size: 0.875rem;
  line-height: 1.6;
  padding: 14px 16px;
  margin: 0;
  min-height: 40px;
  white-space: pre-wrap;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* ── Questions Section ────────────────────────────────────────────────────── */
.questions-section {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-glass);
}

.questions-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0 0 24px;
}

.question-card {
  background: #f8fafc;
  border: 1px solid var(--border-glass);
  border-radius: 12px;
  padding: 20px 24px;
  margin-bottom: 16px;
}

.question-number {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal);
  margin: 0 0 8px;
}

.question-text {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  margin: 0 0 16px;
}

.question-hint {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 8px 0 0;
  font-style: italic;
}

.mcq-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mcq-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.925rem;
  background: #ffffff;
  transition: background 0.15s, border-color 0.15s;
}

.mcq-option:hover {
  background: rgba(8, 145, 178, 0.05);
  border-color: rgba(8, 145, 178, 0.3);
}

.mcq-option input[type="radio"] {
  accent-color: var(--teal);
}

.mcq-submit {
  margin-top: 12px;
  align-self: flex-start;
}

.answer-feedback {
  margin-top: 12px;
}

.answer-feedback--correct,
.answer-feedback--wrong {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.9rem;
  line-height: 1.5;
}

.answer-feedback--correct {
  background: rgba(22, 163, 74, 0.08);
  border: 1px solid rgba(22, 163, 74, 0.25);
  color: #166534;
}

.answer-feedback--correct svg {
  color: #16a34a;
  flex-shrink: 0;
  margin-top: 1px;
}

.answer-feedback--wrong {
  background: rgba(220, 38, 38, 0.07);
  border: 1px solid rgba(220, 38, 38, 0.2);
  color: #991b1b;
}

.answer-feedback--wrong svg {
  color: #dc2626;
  flex-shrink: 0;
  margin-top: 1px;
}

.answer-feedback strong {
  font-weight: 700;
}

.answer-feedback p {
  margin: 4px 0 0;
}

/* ── Chapter Gate Overlay ─────────────────────────────────────────────────── */
.chapter-content-blurred {
  filter: blur(4px);
  pointer-events: none;
  -webkit-user-select: none;
  user-select: none;
}

.chapter-gate-overlay {
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.7);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
}

.chapter-gate-card {
  max-width: 440px;
  width: 90%;
  padding: 40px;
  border-radius: 16px;
  text-align: center;
}

.chapter-gate-card svg {
  color: var(--teal);
  margin-bottom: 16px;
}

.chapter-gate-card h2 {
  font-size: 1.3rem;
  font-weight: 800;
  margin: 0 0 12px;
}

.chapter-gate-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0 0 24px;
}

.chapter-gate-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
}

/* ── Chapter Navigation ───────────────────────────────────────────────────── */
.chapter-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border-glass);
  gap: 16px;
}

.chapter-nav-prev,
.chapter-nav-next {
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  padding: 10px 16px;
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
  max-width: 45%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.chapter-nav-prev:hover,
.chapter-nav-next:hover {
  color: var(--teal);
  border-color: rgba(8, 145, 178, 0.4);
  background: rgba(8, 145, 178, 0.04);
}

/* ── Admin Courses ────────────────────────────────────────────────────────── */
.admin-courses-add {
  border-radius: 12px;
}

@media (max-width: 900px) {
  .nav-links {
    display: none;
  }

  .hamburger {
    display: flex;
  }
}

/* ── Chapter TOC (right floating panel) ───────────────────────────────────── */
.chapter-toc {
  width: 200px;
  flex-shrink: 0;
  position: sticky;
  top: calc(var(--nav-height) + 28px);
  height: fit-content;
  align-self: flex-start;
  padding: 20px 12px 20px 16px;
  display: none;
}

@media (min-width: 1260px) {
  .chapter-toc {
    display: block;
  }
}

.chapter-toc-title {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin: 0 0 10px;
}

.chapter-toc-nav {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.chapter-toc-link {
  display: block;
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 5px 10px;
  border-radius: 6px;
  border-left: 2px solid transparent;
  transition: color 0.15s, background 0.15s, border-color 0.15s;
  line-height: 1.45;
}

.chapter-toc-link:hover {
  color: var(--text-primary);
  background: rgba(8, 145, 178, 0.06);
}

.chapter-toc-link.active {
  color: var(--teal);
  border-left-color: var(--teal);
  background: rgba(8, 145, 178, 0.08);
  font-weight: 600;
}

/* Mobile */
@media (max-width: 900px) {
  .course-sidebar {
    display: none;
  }

  .chapter-content-area {
    padding: 24px 20px 60px;
    max-width: 100%;
  }

  .chapter-title {
    font-size: 1.5rem;
  }

  .course-viewer-wrap {
    margin-top: var(--nav-height);
  }

  .chapter-toc {
    display: none;
  }
}

@media (max-width: 640px) {
  .ci-gate-cta {
    flex-direction: column;
  }

  .chapter-gate-card {
    padding: 28px 20px;
  }

  .chapter-nav-prev,
  .chapter-nav-next {
    font-size: 0.8rem;
    padding: 8px 12px;
  }
}

/* ── Standalone form field classes (admin forms) ──────────────────────────── */
.form-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 5px;
}

.form-input {
  width: 100%;
  padding: 9px 13px;
  background: #fff;
  border: 1.5px solid #e2e8f0;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.925rem;
  line-height: 1.5;
  transition: border-color 0.15s, box-shadow 0.15s;
  outline: none;
  box-sizing: border-box;
}

.form-input:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.12);
}

.form-input::placeholder {
  color: #94a3b8;
}

textarea.form-input {
  resize: vertical;
  min-height: 72px;
  line-height: 1.6;
}

select.form-input {
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2.5' stroke-linecap='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-color: #fff;
  padding-right: 36px;
}

/* Dark code editor textarea */
.form-input--code {
  font-family: 'Roboto Mono', monospace;
  font-size: 0.82rem;
  line-height: 1.7;
  background: #0f172a;
  color: #e2e8f0;
  border-color: rgba(255, 255, 255, 0.08);
  tab-size: 2;
}

.form-input--code:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.15);
}

.form-input--code::placeholder {
  color: #475569;
}

/* Monospace light (JSON / options fields) */
.form-input--mono {
  font-family: 'Roboto Mono', monospace;
  font-size: 0.875rem;
}

/* ── WYSIWYG Rich Text Editor ─────────────────────────────────────────────── */
.wysiwyg-wrap {
  border: 1.5px solid #e2e8f0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.wysiwyg-wrap:focus-within {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.12);
}

.wysiwyg-toolbar {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 6px 8px;
  background: #f8fafc;
  border-bottom: 1px solid #e2e8f0;
  flex-wrap: wrap;
}

.wysiwyg-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  border: 1px solid transparent;
  border-radius: 5px;
  background: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.82rem;
  font-family: var(--font-body);
  transition: background 0.12s, color 0.12s, border-color 0.12s;
  padding: 0 5px;
}

.wysiwyg-btn:hover {
  background: #e2e8f0;
  color: var(--text-primary);
}

.wysiwyg-btn.active {
  background: rgba(8, 145, 178, 0.12);
  color: var(--teal);
  border-color: rgba(8, 145, 178, 0.2);
}

.wysiwyg-btn--b {
  font-weight: 800;
  font-size: 14px;
}

.wysiwyg-btn--i {
  font-style: italic;
  font-size: 14px;
}

.wysiwyg-btn--u {
  text-decoration: underline;
  font-size: 13px;
}

.wysiwyg-btn--src {
  font-family: 'Roboto Mono', monospace;
  font-size: 10px;
}

.wysiwyg-sep {
  display: inline-block;
  width: 1px;
  height: 20px;
  background: #e2e8f0;
  margin: 0 4px;
  flex-shrink: 0;
}

.wysiwyg-editor {
  min-height: 110px;
  padding: 12px 16px;
  background: #fff;
  color: var(--text-primary);
  font-size: 0.925rem;
  line-height: 1.75;
  outline: none;
  overflow-y: auto;
}

.wysiwyg-editor:empty::before {
  content: attr(data-placeholder);
  color: #94a3b8;
  pointer-events: none;
}

.wysiwyg-editor p {
  margin: 0 0 8px;
}

.wysiwyg-editor ul,
.wysiwyg-editor ol {
  margin: 4px 0 8px 20px;
}

.wysiwyg-editor li {
  margin-bottom: 2px;
}

.wysiwyg-editor strong {
  color: var(--text-primary);
}

.wysiwyg-editor code {
  font-family: 'Roboto Mono', monospace;
  font-size: 0.875em;
  background: rgba(8, 145, 178, 0.08);
  color: var(--teal);
  padding: 2px 5px;
  border-radius: 4px;
}

.wysiwyg-source-area {
  width: 100%;
  border: none !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  margin: 0;
}

/* -- Breadcrumbs ------------------------------------------- */
.bc-nav {
  margin-bottom: 2rem;
  padding: 0.5rem 0.75rem;
  background: rgba(248, 250, 252, 0.6);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(226, 232, 240, 0.8);
  border-radius: 10px;
  display: inline-block;
}

.bc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-family: var(--font-outfit, 'Outfit', sans-serif);
  letter-spacing: -0.01em;
}

.bc-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #64748b;
}

.bc-link {
  color: #64748b;
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  white-space: nowrap;
  font-weight: 500;
}

.bc-link:hover {
  color: var(--teal, #0891b2);
}

.bc-text {
  font-weight: 500;
  color: #64748b;
}

.bc-item--active .bc-text {
  color: #0f172a;
  font-weight: 600;
}

.bc-item--active {
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bc-sep {
  opacity: 0.4;
  color: #94a3b8;
  flex-shrink: 0;
}

@media (max-width: 640px) {
  .bc-item--active {
    max-width: 150px;
  }
}


.bc-pill {
  display: inline-block;
  padding: 2px 10px;
  background: rgba(8, 145, 178, 0.1);
  color: var(--teal, #0891b2);
  border: 1px solid rgba(8, 145, 178, 0.2);
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

/* %% Anti-Piracy Deterrents %% */
.piracy-protected {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

@media print {
  .piracy-protected {
    display: none !important;
  }

  .course-sidebar,
  .nav,
  .chapter-toc,
  .footer-minimal {
    display: none !important;
  }
}

i.fa-light {
  color: var(--teal);
}

/* -------------------------------------------
   Utilities
   ------------------------------------------- */

/* -------------------------------------------
   About Page (High-End Minimalist Split)
   ------------------------------------------- */

.about-hero-minimal {
  padding: calc(var(--nav-height) + 180px) 0 100px !important;
  background: radial-gradient(circle at 70% 30%, rgba(8, 145, 178, 0.05) 0%, transparent 50%);
  text-align: center !important;
}

.about-tagline {
  font-size: 1.3rem !important;
  color: var(--text-secondary) !important;
  margin-top: 16px !important;
}

.about-minimal-container {
  display: flex !important;
  flex-direction: column !important;
  gap: 160px !important;
  padding-top: 80px !important;
  padding-bottom: 240px !important;
}

.minimal-section {
  display: flex !important;
  gap: 100px !important;
  align-items: flex-start !important;
}

.section-label-col {
  flex: 0 0 350px !important;
  position: sticky !important;
  top: calc(var(--nav-height) + 60px) !important;
}

.section-content-col {
  flex: 1 !important;
}

.minimal-header {
  font-size: 3rem !important;
  font-weight: 800 !important;
  line-height: 1.1 !important;
  letter-spacing: -1.5px !important;
  color: var(--text-primary) !important;
}

.content-p {
  font-size: 1.15rem !important;
  line-height: 1.8 !important;
  color: var(--text-secondary) !important;
  margin-bottom: 24px !important;
  text-align: justify !important;
  hyphens: auto;
}

.minimal-capabilities-list {
  display: flex !important;
  flex-direction: column !important;
  gap: 48px !important;
}

.cap-item h3 {
  font-size: 1.4rem !important;
  margin-bottom: 12px !important;
  display: flex !important;
  align-items: center !important;
  gap: 12px !important;
  color: var(--text-primary) !important;
  /* Contrasting text color */
}

.cap-item p {
  color: var(--text-secondary) !important;
  line-height: 1.6 !important;
  text-align: justify !important;
}

.cap-item .material-symbols-outlined {
  color: var(--teal) !important;
  /* Teal theme for the icon */
  font-size: 1.8rem !important;
}

@media (max-width: 1024px) {
  .minimal-section {
    gap: 60px !important;
  }

  .section-label-col {
    flex: 0 0 280px !important;
  }
}

@media (max-width: 992px) {
  .about-hero-minimal {
    padding-top: calc(var(--nav-height) + 120px) !important;
  }

  .about-minimal-container {
    gap: 100px !important;
    padding-top: 40px !important;
  }

  .minimal-section {
    flex-direction: column !important;
    gap: 32px !important;
    text-align: left !important;
  }

  .section-label-col {
    flex: none !important;
    position: static !important;
  }

  .minimal-header {
    font-size: 2.2rem !important;
  }
}

.btn-delete {
  color: var(--accent-red);
  border-color: rgba(239, 68, 68, 0.2);
}

.btn-delete:hover {
  border-color: var(--accent-red);
  background: rgba(239, 68, 68, 0.05);
}


/* â• â• â•  Premium Notification UI Polish â• â• â•  */
/* -- Premium Notification UI ------------------------- */
:root {
  --notif-glass: rgba(255, 255, 255, 0.7);
  --notif-border: var(--border-glass);
}

.notif-accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px 0;
}

.notif-accordion-item {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--notif-border);
  border-radius: var(--radius);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.02);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.notif-accordion-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.05);
  border-color: var(--teal);
}

.notif-accordion-item.active {
  background: #fff;
  border-color: var(--teal);
  box-shadow: 0 12px 30px rgba(8, 145, 178, 0.08);
  border-radius: var(--radius);
}

.notif-accordion-header {
  width: 100%;
  background: none;
  border: none;
  padding: 16px 24px;
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  text-align: left;
}

.notif-header-content {
  display: flex;
  align-items: center;
  gap: 16px;
}

.notif-icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--m3-surface-tint);
  border-radius: 10px;
  flex-shrink: 0;
}

.notif-summary {
  display: flex;
  flex-direction: column;
}

.notif-message-preview {
  font-weight: 600;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--text-primary);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.notif-date {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.notif-header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.notif-dot {
  width: 8px;
  height: 8px;
  background: var(--teal);
  border-radius: 50%;
  position: relative;
}

.notif-dot::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--teal);
  opacity: 0;
  animation: pulse-ring 2s infinite;
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.5);
    opacity: 0.8;
  }

  100% {
    transform: scale(1.5);
    opacity: 0;
  }
}

.notif-chevron {
  color: var(--text-secondary);
  transition: transform 0.3s ease;
  display: flex;
}

.notif-accordion-item.active .notif-chevron {
  transform: rotate(180deg);
}

.notif-accordion-content {
  padding: 0 24px 24px 80px;
  display: none;
}

.notif-accordion-item.active .notif-accordion-content {
  display: block;
}

.notif-full-message {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.notif-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}


/* -------------------------------------------
   Material Design 3 (M3) Expansion Panels
   ------------------------------------------- */
/* Role-Based Notification Flavors */
.notif--admin .notif-icon-wrap {
  background: rgba(8, 145, 178, 0.1);
}

.notif--student .notif-icon-wrap {
  background: rgba(79, 70, 229, 0.1);
}

.notif--business .notif-icon-wrap {
  background: rgba(124, 58, 237, 0.1);
}


/* MD3 and Polish cleanup */
.toast-item {
  background: rgba(255, 255, 255, 0.85) !important;
  backdrop-filter: blur(15px) !important;
  -webkit-backdrop-filter: blur(15px) !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  border-radius: 16px !important;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1) !important;
  padding: 20px !important;
  overflow: hidden;
  position: relative;
}

.toast-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: var(--teal);
  width: 100%;
  transform-origin: left;
  animation: toast-progress-bar 2.5s linear forwards;
}

@keyframes toast-progress-bar {
  from {
    transform: scaleX(1);
  }

  to {
    transform: scaleX(0);
  }
}

/* Response Overrides for Notifications */
@media (max-width: 768px) {
  .notif-accordion-header {
    padding: 12px 16px;
  }

  .notif-header-content {
    gap: 12px;
  }

  .notif-icon-wrap {
    width: 36px;
    height: 36px;
    border-radius: 8px;
  }

  .notif-icon-wrap span {
    font-size: 1.25rem !important;
  }

  .notif-accordion-content {
    padding: 0 16px 20px 64px;
    /* Aligned with 36px icon + 12px gap + 16px padding */
  }

  .notif-message-preview {
    font-size: 0.875rem;
  }

  .notif-date {
    font-size: 0.7rem;
  }
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* About the Founder */
.su-founder-wrap {
  display: flex !important;
  align-items: center !important;
  gap: 3.5rem !important;
  padding: 3.5rem !important;
  margin-top: 3rem !important;
  margin-bottom: 5rem !important;
  background: var(--bg-glass) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  backdrop-filter: blur(20px) !important;
  border: 1px solid var(--border-glass) !important;
  border-radius: 32px !important;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.05) !important;
  position: relative !important;
  overflow: hidden !important;
}

.su-founder-image {
  flex-shrink: 0 !important;
  width: 220px !important;
  height: 220px !important;
  position: relative !important;
  z-index: 1 !important;
}

.su-founder-image img {
  width: 220px !important;
  height: 220px !important;
  border-radius: 50% !important;
  object-fit: cover !important;
  border: 5px solid #fff !important;
  box-shadow: 0 15px 35px rgba(8, 145, 178, 0.25) !important;
  transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) !important;
}

.su-founder-wrap:hover .su-founder-image img {
  transform: scale(1.05) rotate(2deg) !important;
}

.su-founder-content {
  flex: 1 !important;
  position: relative !important;
  z-index: 1 !important;
}

.su-founder-bio {
  font-size: 1.15rem !important;
  line-height: 1.8 !important;
  color: var(--text-secondary) !important;
  margin-bottom: 1.5rem !important;
}

.su-founder-meta {
  display: flex !important;
  flex-direction: column !important;
  margin-top: 2rem !important;
  padding-left: 1rem !important;
  border-left: 3px solid var(--teal) !important;
}

.su-founder-meta strong {
  font-size: 1.4rem !important;
  color: var(--text-primary) !important;
  margin-bottom: 4px !important;
}

.su-founder-meta span {
  color: var(--teal) !important;
  font-weight: 700 !important;
  font-size: 0.85rem !important;
  text-transform: uppercase !important;
  letter-spacing: 2px !important;
}

@media (max-width: 768px) {
  .su-founder-wrap {
    flex-direction: column !important;
    text-align: center !important;
    gap: 2.5rem !important;
    padding: 2.5rem 1.5rem !important;
  }
  .su-founder-image, .su-founder-image img {
    width: 180px !important;
    height: 180px !important;
  }
}






/* Mobile course card tool icons - keep in single row */
@media (max-width: 768px) {
  .su-card-tool-icon {
    width: 18px !important;
    height: 18px !important;
  }
  .su-card-tools-icons {
    gap: 4px !important;
  }
  .su-course-meta {
    gap: 6px !important;
  }
}

@media (max-width: 480px) {
  .su-card-tool-icon {
    width: 16px !important;
    height: 16px !important;
  }
  .su-card-tools-icons {
    gap: 3px !important;
  }
}

/* Toast Notification Styles */
.toast-container {
  position: fixed;
  top: 85px;
  right: 24px;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 12px;
  pointer-events: none;
}

.toast-item {
  pointer-events: auto;
  min-width: 280px;
  max-width: 400px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(8, 145, 178, 0.2);
  border-radius: 12px;
  padding: 16px 20px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: toast-in 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
  position: relative;
  overflow: hidden;
}

.toast-item.toast--success {
  border-left: 4px solid #10b981;
}

.toast-item.toast--error {
  border-left: 4px solid #ef4444;
}

.toast-content {
  flex: 1;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
}

.toast-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: var(--teal);
  width: 100%;
  transform-origin: left;
  animation: toast-progress-bar 3s linear forwards;
}

@keyframes toast-in {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes toast-out {
  from { transform: translateX(0); opacity: 1; }
  to { transform: translateX(100%); opacity: 0; }
}