@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ========================================
   CSS VARIABLES — LIGHT MODE
   ======================================== */
:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #eff6ff;
  --primary-rgb: 37, 99, 235;
  --secondary: #0ea5e9;
  --accent: #7c3aed;
  --success: #16a34a;
  --success-light: #dcfce7;
  --warning: #d97706;
  --warning-light: #fef3c7;
  --danger: #dc2626;
  --danger-light: #fee2e2;
  --info: #0891b2;
  --info-light: #e0f2fe;
  --bg: #f8fafc;
  --bg-white: #ffffff;
  --bg-gray: #f1f5f9;
  --bg-card: #ffffff;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --border: #e2e8f0;
  --border-focus: #2563eb;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.13);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --font: 'Inter', sans-serif;
  --transition: all 0.2s ease;
  --navbar-h: 64px;
}

/* ========================================
   DARK MODE VARIABLES
   ======================================== */
[data-theme="dark"] {
  --bg: #0f172a;
  --bg-white: #1e293b;
  --bg-gray: #1a2540;
  --bg-card: #1e293b;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border: #334155;
  --primary-light: #1e3a8a;
  --success-light: #14532d;
  --warning-light: #78350f;
  --danger-light: #7f1d1d;
  --info-light: #164e63;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
}

/* ========================================
   RESET & BASE
   ======================================== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

html,
body {
  max-width: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background 0.3s ease, color 0.3s ease;
}

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

ul {
  list-style: none;
}

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

button {
  cursor: pointer;
  font-family: var(--font);
  border: none;
  outline: none;
  transition: var(--transition);
}

input,
textarea,
select {
  font-family: var(--font);
  outline: none;
  border: none;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */
h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.1;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.75rem);
  font-weight: 700;
}

h4 {
  font-size: 1.1rem;
  font-weight: 700;
}

p {
  color: var(--text-secondary);
  line-height: 1.7;
}

.text-gradient {
  color: #F2B01E;
  -webkit-text-fill-color: #F2B01E;
}

.text-center {
  text-align: center;
}

.text-muted {
  color: var(--text-muted);
}

.hidden {
  display: none !important;
}

/* ========================================
   LAYOUT
   ======================================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}

.section-light {
  background: var(--bg-white);
}

.section-gray {
  background: var(--bg-gray);
}

.section-dark {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
  position: relative;
}

.section-head {
  margin-bottom: 56px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 16px;
}

.section-head.text-center {
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.section-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.section-title {
  margin-bottom: 14px;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 560px;
}

/* ========================================
   NAVBAR (GLASSMORPHISM)
   ======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--navbar-h);
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.85) !important;
  backdrop-filter: blur(12px) !important;
  -webkit-backdrop-filter: blur(12px) !important;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 4px 20px rgba(15, 27, 51, 0.08) !important;
}

[data-theme="dark"] .navbar.scrolled {
  background: rgba(15, 27, 51, 0.85) !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4) !important;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
  text-decoration: none;
  white-space: nowrap;
}

.brand-icon {
  font-size: 1.5rem;
}

.brand-text strong {
  color: #F2B01E;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}

.nav-link {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
  background: var(--primary-light);
}

.nav-mobile-btns {
  display: none;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  margin-left: auto;
}

.btn-darkmode {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--bg-gray);
  border: 1px solid var(--border);
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  font-size: 1rem;
  cursor: pointer;
  flex-shrink: 0;
}

.btn-darkmode:hover {
  background: var(--border);
}

#darkmodeIcon {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  line-height: 0 !important;
}

#darkmodeIcon i {
  margin: 0 !important;
  padding: 0 !important;
  vertical-align: middle !important;
}

.btn-outline-nav {
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  border: 2px solid var(--border);
  background: transparent;
  color: var(--text-primary);
  cursor: pointer;
  white-space: nowrap;
}

.btn-outline-nav:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.btn-primary-nav {
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  background: var(--primary);
  color: #fff;
  cursor: pointer;
  border: none;
  white-space: nowrap;
}

.btn-primary-nav:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(var(--primary-rgb), 0.3);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
  flex-shrink: 0;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

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

.nav-hamburger.active span:nth-child(2) {
  opacity: 0;
}

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

/* ========================================
   BUTTONS (GLOBAL)
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  transition: var(--transition);
  border: 2px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(var(--primary-rgb), 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: #fff;
}

.btn-outline-sm {
  padding: 8px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--primary);
  border: 1.5px solid var(--primary);
  border-radius: var(--radius-sm);
  background: transparent;
}

.btn-outline-sm:hover {
  background: var(--primary);
  color: #fff;
}

.btn-text {
  background: none;
  color: var(--text-muted);
  border: none;
  font-size: 0.875rem;
}

.btn-text:hover {
  color: var(--primary);
}

.btn-block {
  width: 100%;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
  border-radius: var(--radius-md);
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.8rem;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

.mt-2 {
  margin-top: 8px;
}

.mt-4 {
  margin-top: 16px;
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
  min-height: 100vh;
  padding: calc(var(--navbar-h) + 60px) 0 80px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

#hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
}

.hero-blob-1 {
  width: 600px;
  height: 600px;
  background: var(--primary);
  top: -200px;
  right: -100px;
}

.hero-blob-2 {
  width: 400px;
  height: 400px;
  background: var(--secondary);
  bottom: -100px;
  left: -100px;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content,
.hero-visual {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-light);
  color: var(--primary);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 24px;
  border: 1px solid rgba(var(--primary-rgb), 0.2);
}

.hero-title {
  margin-bottom: 20px;
  color: var(--text-primary);
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 520px;
}

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.btn-hero-primary {
  padding: 16px 32px;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 700;
  border: none;
  box-shadow: 0 8px 24px rgba(var(--primary-rgb), 0.3);
}

.btn-hero-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(var(--primary-rgb), 0.4);
}

.btn-hero-outline {
  padding: 16px 32px;
  background: transparent;
  color: var(--text-primary);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 700;
  border: 2px solid var(--border);
}

.btn-hero-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.hero-stat-num {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.hero-stat-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ========================================
   HERO VISUAL & ANIMATION
   ======================================== */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-mockup {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border);
  width: 100%;
  max-width: 380px;
  animation: floatMockup 4s ease-in-out infinite;
}

@keyframes floatMockup {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}

@keyframes floatCards {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(12px);
  }
}

.mockup-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.mockup-logo {
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--primary);
}

.mockup-timer {
  background: var(--danger-light);
  color: var(--danger);
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
}

.mockup-soal-num {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 10px;
  font-weight: 600;
}

.mockup-question {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 14px;
  line-height: 1.5;
}

.mockup-options {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-bottom: 16px;
}

.mockup-opt {
  padding: 9px 12px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.mockup-opt.selected {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
}

.mockup-progress {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.72rem;
  color: var(--text-muted);
  transition: var(--transition);
}

.mockup-bar {
  flex: 1;
  height: 6px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
  transition: var(--transition);
}

.mockup-bar-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 999px;
  transition: var(--transition);
}

/* ========================================
   FLOAT CARDS
   ======================================== */
.float-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.9) !important;
  backdrop-filter: blur(15px) !important;
  -webkit-backdrop-filter: blur(15px) !important;
  border: 1px solid rgba(0, 0, 0, 0.1) !important;
  border-radius: var(--radius-md);
  padding: 10px 16px;
  font-size: 0.82rem;
  color: #0f172a !important;
  font-weight: 700 !important;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2) !important;
  white-space: nowrap;
  animation: floatCards 4s ease-in-out infinite;
  z-index: 2;
}

[data-theme="dark"] .float-card {
  background: rgba(15, 27, 51, 0.8) !important;
  border: 1px solid rgba(242, 176, 30, 0.4) !important;
  color: #fff !important;
}

.float-card-1 {
  top: -25px !important;
  left: -40px !important;
  color: var(--success);
}

.float-card-2 {
  bottom: -15px !important;
  right: -25px !important;
  color: var(--primary);
}

.float-card strong {
  color: #F2B01E !important;
}

.float-card i {
  color: #F2B01E !important;
  margin-right: 4px;
}

.orbit-label {
  display: block;
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-bottom: 2px;
  font-weight: 500;
}

/* ========================================
   PLATFORM CARDS
   ======================================== */
.platform-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.platform-card {
  background: var(--bg-card);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.platform-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--platform-color, var(--primary));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.platform-card:hover {
  border-color: var(--platform-color, var(--primary));
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.platform-card:hover::before {
  transform: scaleX(1);
}

.platform-card-icon {
  font-size: 2.5rem;
  margin-bottom: 14px;
}

.platform-card-name {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.platform-card-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.5;
}

.platform-card-cta {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--platform-color, var(--primary));
}

.platform-skeleton {
  height: 180px;
  background: linear-gradient(90deg, var(--border) 25%, var(--bg-gray) 50%, var(--border) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-lg);
}

@keyframes shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* ========================================
   FEATURES GRID
   ======================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.feature-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition);
}

.feature-card:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}

.feature-icon {
  font-size: 2rem;
  margin-bottom: 14px;
  display: block;
}

.feature-card h4 {
  color: #fff;
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.feature-card p {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.6;
}

.section-dark .section-label {
  color: var(--brand-gold) !important;
}

.section-dark .feature-icon i {
  color: #ffffff !important;
  transition: var(--transition);
}

.section-dark .feature-card:hover .feature-icon i {
  color: var(--brand-gold) !important;
  transform: scale(1.1);
}

.section-dark .section-title,
.section-dark .section-desc,
.section-dark .feature-card h4,
.section-dark .feature-card p {
  color: #ffffff !important;
}

/* ========================================
   TEACHERS
   ======================================== */
.teachers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.teacher-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition);
}

.teacher-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.teacher-photo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 14px;
  overflow: hidden;
  border: 3px solid var(--primary-light);
}

.teacher-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.teacher-avatar {
  width: 100%;
  height: 100%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
}

.teacher-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.teacher-title {
  font-size: 0.78rem;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 8px;
}

.teacher-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.5;
}

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

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.article-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.article-img {
  height: 180px;
  overflow: hidden;
  background: var(--bg-gray);
}

.article-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.article-card:hover .article-img img {
  transform: scale(1.05);
}

.article-img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  background: var(--bg-gray);
}

.article-body {
  padding: 16px;
}

.article-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.article-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-read {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary);
}

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

.testi-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition);
}

.testi-card:hover {
  box-shadow: var(--shadow-md);
}

.testi-stars {
  color: #f59e0b;
  font-size: 1rem;
  margin-bottom: 12px;
  letter-spacing: 2px;
}

.testi-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
  font-style: italic;
}

.testi-user {
  display: flex;
  align-items: center;
  gap: 10px;
}

.testi-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}

.testi-avatar-img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
}

.testi-name {
  font-size: 0.875rem;
  font-weight: 700;
}

.testi-role {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ========================================
   FAQ
   ======================================== */
.faq-wrap {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  gap: 16px;
  transition: var(--transition);
}

.faq-q:hover {
  background: var(--bg-gray);
}

.faq-arrow {
  font-size: 0.75rem;
  color: var(--text-muted);
  flex-shrink: 0;
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-a.open {
  max-height: 300px;
}

.faq-a p {
  padding: 0 20px 18px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
  font-size: 0.875rem;
  line-height: 1.7;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: #0f172a;
  color: rgba(255, 255, 255, 0.6);
  padding: 60px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 24px;
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 10px;
}

.footer-logo strong {
  color: #F2B01E;
}

.footer-tagline {
  font-size: 0.875rem;
  margin-bottom: 20px;
  color: rgba(255, 255, 255, 0.5);
}

.footer-social {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.social-btn {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.5);
  transition: var(--transition);
}

.social-btn:hover {
  color: #fff;
}

.footer-col-title {
  font-size: 0.78rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.footer-link {
  display: block;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 10px;
  transition: var(--transition);
}

.footer-link:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

/* ========================================
   MODALS (PREMIUM GLASSMORPHISM)
   ======================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 27, 51, 0.5) !important;
  backdrop-filter: blur(6px) !important;
  -webkit-backdrop-filter: blur(6px) !important;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-box {
  background: rgba(255, 255, 255, 0.95) !important;
  backdrop-filter: blur(20px) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  border: 1px solid rgba(255, 255, 255, 0.5) !important;
  box-shadow: 0 25px 50px -12px rgba(15, 27, 51, 0.2) !important;
  border-radius: 28px !important;
  padding: 36px 32px;
  width: 100%;
  max-width: 460px;
  max-height: 90vh;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: none;
  -ms-overflow-style: none;
  transform: translateZ(0);
  will-change: transform, opacity;
  animation: modalEntrance 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards !important;
}

[data-theme="dark"] .modal-box {
  background: rgba(15, 27, 51, 0.9) !important;
  border: 1px solid rgba(81, 96, 122, 0.3) !important;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6) !important;
}

@keyframes modalEntrance {
  0% {
    opacity: 0;
    transform: translate3d(0, 40px, 0) scale(0.95);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
}

.modal-box::-webkit-scrollbar {
  display: none;
}

.modal-close-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-gray);
  font-size: 1.2rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  z-index: 10;
}

.modal-close-btn:hover {
  background: var(--danger-light);
  color: var(--danger);
}

.modal-header {
  text-align: center;
  margin-bottom: 28px;
}

.modal-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 12px;
}

.modal-header h3 {
  font-size: 1.3rem;
  margin-bottom: 6px;
}

.modal-header p {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.platform-select-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.platform-select-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
}

.platform-select-item:hover {
  border-color: var(--primary);
  background: var(--primary-light);
}

.psi-icon {
  font-size: 1.8rem;
}

.psi-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
}

.psi-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.selected-platform-info {
  margin-bottom: 20px;
}

.sel-platform {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 2px solid;
}

.sel-platform strong {
  font-size: 0.9rem;
}

.form-group {
  margin-bottom: 18px;
  text-align: left;
}

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.form-label .optional {
  color: var(--text-muted);
  font-weight: 400;
}

.form-input {
  width: 100%;
  padding: 11px 14px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--text-primary);
  background: var(--bg-white);
  transition: var(--transition);
}

.form-input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.1);
}

.form-error {
  display: block;
  font-size: 0.75rem;
  color: var(--danger);
  margin-top: 4px;
}

.input-pw-wrap {
  position: relative;
}

.input-pw-wrap .form-input {
  padding-right: 44px;
}

.btn-toggle-pw {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  font-size: 1rem;
  color: var(--text-muted);
}

.pw-strength {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
}

.pw-bars {
  display: flex;
  gap: 3px;
  flex: 1;
}

.pw-bar {
  flex: 1;
  height: 4px;
  background: var(--border);
  border-radius: 999px;
  transition: var(--transition);
}

.pw-bar.weak {
  background: var(--danger);
}

.pw-bar.medium {
  background: var(--warning);
}

.pw-bar.strong {
  background: var(--success);
}

.pw-label {
  font-size: 0.72rem;
  font-weight: 600;
}

.pw-label.weak {
  color: var(--danger);
}

.pw-label.medium {
  color: var(--warning);
}

.pw-label.strong {
  color: var(--success);
}

.check-group {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 4px;
  text-align: left;
}

.check-group input {
  width: 16px;
  height: 16px;
  accent-color: var(--primary);
  margin-top: 2px;
  cursor: pointer;
}

.check-group label {
  font-size: 0.82rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.check-group label a {
  color: var(--primary);
  font-weight: 600;
}

.alert-box {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.alert-box.success {
  background: var(--success-light);
  color: var(--success);
}

.alert-box.error {
  background: var(--danger-light);
  color: var(--danger);
}

.alert-box.warning {
  background: var(--warning-light);
  color: var(--warning);
}

.alert-box.info {
  background: var(--primary-light);
  color: var(--primary);
}

.auth-footer-text {
  margin-top: 16px;
  font-size: 0.82rem;
  color: var(--text-muted);
  display: flex !important;
  justify-content: center !important;
  align-items: center !important;
  gap: 5px !important;
  text-align: center !important;
  width: 100% !important;
}

.auth-footer-text a {
  color: var(--primary);
  font-weight: 600;
}

/* ========================================
   LOADER & TOAST
   ======================================== */
.loader {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.loader-primary {
  border-color: rgba(var(--primary-rgb), 0.2);
  border-top-color: var(--primary);
}

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

#toastContainer {
  position: fixed;
  top: 80px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.divider {
  height: 1px;
  background: var(--border);
  margin: 16px 0;
}

/* ========================================
   SCROLL REVEAL ENGINE
   ======================================== */
.reveal-on-scroll {
  opacity: 0;
  transform: translate3d(0, 40px, 0);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.platform-card:nth-child(1),
.feature-card:nth-child(1),
.artikel-card:nth-child(1) {
  transition-delay: 0.1s;
}

.platform-card:nth-child(2),
.feature-card:nth-child(2),
.artikel-card:nth-child(2) {
  transition-delay: 0.2s;
}

.platform-card:nth-child(3),
.feature-card:nth-child(3),
.artikel-card:nth-child(3) {
  transition-delay: 0.3s;
}

.platform-card:nth-child(4),
.feature-card:nth-child(4) {
  transition-delay: 0.4s;
}

.feature-card:nth-child(5) {
  transition-delay: 0.1s;
}

.feature-card:nth-child(6) {
  transition-delay: 0.2s;
}

.feature-card:nth-child(7) {
  transition-delay: 0.3s;
}

.feature-card:nth-child(8) {
  transition-delay: 0.4s;
}

/* ========================================
   RESPONSIVE (MOBILE & TABLET OPTIMIZATION)
   ======================================== */
@media (max-width: 1024px) {
  .platform-grid,
  .features-grid,
  .teachers-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero .container {
    grid-template-columns: 1fr;
  }
  .hero-visual {
    display: none;
  }
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .teacher-slide-card {
    flex: 0 0 calc(33.333% - 14px);
  }
  .testi-slide-card {
    flex: 0 0 calc(50% - 10px);
  }
  .artikel-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .hero-desc {
    text-align: center;
  }
  .hero-cta {
    justify-content: center;
    width: 100%;
  }
  .hero-badge {
    margin-left: auto;
    margin-right: auto;
  }
  .btn-hero-primary,
  .btn-hero-outline {
    width: 100%;
    max-width: 340px;
  }
  .teacher-slide-card {
    flex: 0 0 calc(50% - 10px);
  }
  .testi-slide-card {
    flex: 0 0 100%;
  }
  .artikel-grid {
    grid-template-columns: 1fr;
  }
  .teacher-nav {
    width: 36px;
    height: 36px;
    font-size: 1.1rem;
  }
  
  /* Mobile Navbar Glassmorphism */
  .nav-hamburger {
    display: flex;
  }
  .nav-actions .btn-outline-nav,
  .nav-actions .btn-primary-nav {
    display: none;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: var(--navbar-h);
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.92) !important;
    backdrop-filter: blur(16px) !important;
    -webkit-backdrop-filter: blur(16px) !important;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 0;
    z-index: 999;
  }
  [data-theme="dark"] .nav-links {
    background: rgba(15, 27, 51, 0.92) !important;
  }
  .nav-links.open {
    display: flex;
    animation: slideDown 0.3s ease forwards;
    transform-origin: top;
  }
  @keyframes slideDown {
    0% {
      opacity: 0;
      transform: scaleY(0.9);
    }
    100% {
      opacity: 1;
      transform: scaleY(1);
    }
  }
  .nav-link {
    padding: 14px 24px;
    border-radius: 0;
    font-size: 0.95rem;
    text-align: left;
    width: 100%;
    border-bottom: 1px solid rgba(150, 150, 150, 0.1);
  }
  .nav-mobile-btns {
    display: flex;
    gap: 10px;
    padding: 16px 24px;
    margin-top: 4px;
    width: 100%;
  }
  .nav-mobile-btns .btn-outline-nav,
  .nav-mobile-btns .btn-primary-nav {
    flex: 1;
    justify-content: center;
  }
  
  /* Mobile Modal iOS Bottom Sheet */
  .modal-overlay {
    padding: 0;
    align-items: flex-end;
  }
  .modal-box {
    width: 100%;
    max-width: 100%;
    border-radius: 28px 28px 0 0 !important;
    max-height: 90vh;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 40px 24px 24px !important;
    animation: bottomSheetSlide 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards !important;
    position: relative;
    border-bottom: none !important;
  }
  .modal-box::before {
    content: '';
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 48px;
    height: 5px;
    background: rgba(150, 150, 150, 0.3);
    border-radius: 10px;
  }
  [data-theme="dark"] .modal-box::before {
    background: rgba(255, 255, 255, 0.2);
  }
  @keyframes bottomSheetSlide {
    0% {
      opacity: 0;
      transform: translate3d(0, 100%, 0);
    }
    100% {
      opacity: 1;
      transform: translate3d(0, 0, 0);
    }
  }
  .banner-slider {
    height: 140px !important;
  }
}

@media (max-width: 480px) {
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .platform-grid,
  .features-grid,
  .teachers-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .teacher-slide-card {
    flex: 0 0 85%;
  }
  .teacher-slide-img {
    height: 180px;
  }
  .btn-lg {
    padding: 12px 20px !important;
    font-size: 0.9rem !important;
  }
  .hero-title {
    font-size: 1.8rem !important;
  }
  .modal-box {
    padding: 36px 20px 20px !important;
  }
  .platform-select-item {
    flex-direction: column;
    text-align: center;
    padding: 20px 16px;
  }
  .psi-icon {
    margin-bottom: 8px;
    font-size: 2.2rem;
  }
  .psi-name {
    font-size: 1rem;
  }
}

/* ========================================
   OVERRIDE VISUAL (DARK MODE & KARTU)
   ======================================== */

/* Fix Navbar Dark Mode */
[data-theme="dark"] .nav-link.active,
[data-theme="dark"] .nav-link:hover {
  color: var(--brand-gold) !important;
  background: rgba(242, 176, 30, 0.1) !important;
}

/* Fix Posisi Float Card Biar Gak Nutupin Logo */
.float-card-1 {
  top: -25px !important;
  left: -40px !important;
}

.float-card-2 {
  bottom: -15px !important;
  right: -25px !important;
}

/* Fix Teks Modal "Belum punya akun?" */
.auth-footer-text {
  display: flex !important;
  justify-content: center !important;
  gap: 5px !important;
  text-align: center !important;
  width: 100% !important;
  color: var(--text-secondary) !important;
}

.auth-footer-text a {
  color: var(--primary) !important;
  font-weight: 700 !important;
}

[data-theme="dark"] .auth-footer-text {
  color: #f1f5f9 !important;
}

[data-theme="dark"] .auth-footer-text a {
  color: var(--brand-gold) !important;
}

/* Fix Ikon Keunggulan Gelap di Light Mode */
.section-dark .section-label {
  color: var(--brand-gold) !important;
}

.section-dark .feature-icon i {
  color: #ffffff !important;
  transition: var(--transition);
}

.section-dark .feature-card:hover .feature-icon i {
  color: var(--brand-gold) !important;
  transform: scale(1.1);
}

.section-dark .section-title,
.section-dark .section-desc,
.section-dark .feature-card h4,
.section-dark .feature-card p {
  color: #ffffff !important;
}

/* Fix Progress Bar Line (22%) & Text in Dark Mode */
[data-theme="dark"] .mockup-bar {
  background: rgba(255, 255, 255, 0.1) !important;
}

[data-theme="dark"] .mockup-bar-fill {
  background: var(--brand-gold) !important;
}

[data-theme="dark"] .mockup-progress span {
  color: #f1f5f9 !important;
  font-weight: 500;
}

/* ========================================
   ORBIT ASN BRAND VARIABLES (OBAT ANTI-BIRU)
   ======================================== */
:root {
  --brand-navy:   #0F1B33;
  --brand-gold:   #F2B01E;
  --brand-slate:  #51607A;
  --brand-light:  #E6E8EC;
  
  /* OVERRIDE BIRU DEFAULT JADI NAVY */
  --primary:      #0F1B33 !important; 
  --primary-light:#e8ecf4 !important;
  --primary-dark: #070e1c !important;
  
  --accent:       #F2B01E;
  --accent-light: #fef3cd;
}

/* ========================================
   KEMBALIKAN IDENTITAS BUTTON (LIGHT MODE)
   ======================================== */
.btn-primary, 
.btn.btn-primary, 
.btn-hero-primary, 
.btn-primary-nav {
  background: var(--brand-navy) !important;
  border-color: var(--brand-navy) !important;
  color: #fff !important;
}

.btn-primary:hover, 
.btn.btn-primary:hover, 
.btn-hero-primary:hover, 
.btn-primary-nav:hover {
  background: var(--primary-dark) !important;
  border-color: var(--primary-dark) !important;
  box-shadow: 0 8px 24px rgba(15, 27, 51, 0.3) !important;
}

.btn-outline-nav:hover, 
.btn-hero-outline:hover {
  border-color: var(--brand-navy) !important;
  color: var(--brand-navy) !important;
}

/* ========================================
   KEMBALIKAN IDENTITAS BUTTON (DARK MODE)
   ======================================== */
[data-theme="dark"] .btn-primary,
[data-theme="dark"] .btn.btn-primary,
[data-theme="dark"] .btn-hero-primary,
[data-theme="dark"] .btn-primary-nav {
  background: var(--brand-gold) !important;
  border-color: var(--brand-gold) !important;
  color: #0F1B33 !important; /* Teks navy di atas tombol gold */
  font-weight: 700;
}

[data-theme="dark"] .btn-primary:hover,
[data-theme="dark"] .btn.btn-primary:hover,
[data-theme="dark"] .btn-hero-primary:hover,
[data-theme="dark"] .btn-primary-nav:hover {
  background: #ffc83d !important;
  border-color: #ffc83d !important;
  box-shadow: 0 8px 24px rgba(242, 176, 30, 0.2) !important;
}

[data-theme="dark"] .btn-outline-nav:hover, 
[data-theme="dark"] .btn-hero-outline:hover {
  border-color: var(--brand-gold) !important;
  color: var(--brand-gold) !important;
}

/* ========================================
   KEMBALIKAN WARNA TEKS LOGO
   ======================================== */
.brand-text strong, 
.dash-logo strong, 
.admin-logo strong {
  color: var(--brand-gold) !important;
}

/* ========================================
   FIX WARNA TEKS SECTION (LABEL & JUDUL)
   ======================================== */

/* 1. Label Section (Platform Kami, Keunggulan, Testimoni, FAQ, dll) */
.section-label {
  color: var(--primary) !important; /* Light Mode: Balik ke Navy/Biru */
}

[data-theme="dark"] .section-label {
  color: var(--brand-gold) !important; /* Dark Mode: Nyala jadi Gold */
}

/* 2. Judul Section Utama (Biar tetep aman terbaca) */
.section-title {
  color: var(--text-primary) !important; /* Light Mode: Hitam/Navy Gelap */
}

[data-theme="dark"] .section-title {
  color: #ffffff !important; /* Dark Mode: Putih (Biar elegan dan kontras) */
}

/* ========================================
   LAST FIX: ARTIKEL, SLIDER NAV & DARK MODE BUTTON
   ======================================== */

/* 1. FIX TOMBOL "ARTIKEL LAINNYA" TENGGELAM DI DARK MODE */
[data-theme="dark"] .section-head .btn-outline,
[data-theme="dark"] .section-head a {
  color: var(--brand-gold) !important;
  border-color: var(--brand-gold) !important;
}

[data-theme="dark"] .section-head .btn-outline:hover,
[data-theme="dark"] .section-head a:hover {
  background: var(--brand-gold) !important;
  color: var(--brand-navy) !important;
}

/* 2. PAKSA ARTIKEL (DAN SEMUA HEADER) JADI RATA TENGAH KONSISTEN */
.section-head {
  display: flex !important;
  flex-direction: column !important; /* Susun atas-bawah (Judul atas, Tombol bawah) */
  align-items: center !important;
  text-align: center !important;
  justify-content: center !important;
  width: 100%;
}

.section-head .btn-outline {
  margin-top: 16px !important; /* Kasih jarak biar tombol ga nempel judul */
}

/* 3. FIX PANAH SLIDER (< >) NUMPUK JADI SEJAJAR HORIZONTAL */
/* Target spesifik ke tombol navigasi panah */
.teacher-nav {
  display: inline-flex !important; /* Paksa berjejer ke samping */
  margin: 10px 8px !important;     /* Kasih jarak antar panah */
}

/* Jika container panahnya ada, pastikan dia di tengah */
.teacher-nav:parent, 
div:has(> .teacher-nav) {
  display: flex !important;
  flex-direction: row !important;
  justify-content: center !important;
  align-items: center !important;
  width: 100% !important;
}

/* BANTUAN VISUAL: Kalau div isinya cuma teks "Belum ada", panah disamarkan */
.text-center:contains("Belum") ~ .teacher-nav {
  opacity: 0.5;
  pointer-events: none;
}