/* ==========================================================================
   DESIGN SYSTEM & VARIABLES
   ========================================================================== */
@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap");

:root {
  /* Color Palette */
  --bg-primary: #f7fbf4;
  --bg-secondary: #ffffff;
  --bg-tertiary: #eef5f2;
  --card-bg: rgba(255, 255, 255, 0.92);
  --card-border: rgba(0, 43, 148, 0.12);
  --card-hover-border: rgba(0, 148, 6, 0.28);

  --text-primary: #122033;
  --text-secondary: #4b5f73;
  --text-muted: #738398;

  --primary: #009406;
  --primary-hover: #007505;
  --primary-glow: rgba(0, 148, 6, 0.22);
  --secondary: #002b94;
  --secondary-hover: #001f6c;
  --secondary-glow: rgba(0, 43, 148, 0.18);

  --success: #009406;
  --success-glow: rgba(0, 148, 6, 0.14);
  --warning: #f59e0b;
  --warning-glow: rgba(245, 158, 11, 0.2);
  --danger: #ef4444;
  --danger-glow: rgba(239, 68, 68, 0.2);

  --gradient-primary: linear-gradient(135deg, #009406 0%, #002b94 100%);
  --gradient-success: linear-gradient(135deg, #009406 0%, #007505 100%);
  --gradient-dark: linear-gradient(180deg, #ffffff 0%, #edf4ff 100%);
  --gradient-card: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.98) 0%,
    rgba(243, 248, 255, 0.94) 100%
  );

  /* Layout & Animations */
  --border-radius-sm: 8px;
  --border-radius-md: 14px;
  --border-radius-lg: 24px;
  --shadow-sm: 0 6px 14px -8px rgba(18, 32, 51, 0.18);
  --shadow-md: 0 18px 36px -18px rgba(18, 32, 51, 0.24);
  --shadow-lg: 0 28px 48px -24px rgba(18, 32, 51, 0.28);
  --shadow-glow: 0 0 20px 0 var(--primary-glow);
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: "Inter", sans-serif;
  background-color: var(--bg-primary);
  background-image:
    radial-gradient(at 0% 0%, rgba(0, 148, 6, 0.12) 0px, transparent 48%),
    radial-gradient(at 100% 100%, rgba(0, 43, 148, 0.1) 0px, transparent 50%),
    linear-gradient(180deg, #fbfefb 0%, #f2f7ff 100%);
  background-attachment: fixed;
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: "Outfit", sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font-family: inherit;
}

img,
svg,
video,
canvas {
  max-width: 100%;
  height: auto;
}

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

.page-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex-grow: 1;
  padding: 40px 0 80px 0;
}

/* ==========================================================================
   NAVIGATION BAR
   ========================================================================== */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--card-border);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: 800;
  font-family: "Outfit", sans-serif;
  color: var(--primary);
  transition: transform var(--transition-fast);
}

.logo-mark {
  width: 30px;
  height: 30px;
  display: block;
}

.logo:hover {
  transform: scale(1.02);
}

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

.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  transition:
    color var(--transition-fast),
    transform var(--transition-fast);
  position: relative;
  padding: 8px 0;
}

.nav-link:hover,
.nav-link.active {
  color: var(--secondary);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--secondary);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-link.nav-link-flagship-track {
  font-size: 13.2px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 6.6px 15.4px;
  border-radius: 99px;
  background: rgba(245, 158, 11, 0.14);
  color: #d97706;
  border: 1px solid rgba(245, 158, 11, 0.34);
  animation: flagshipBadgePulse 2.1s ease-in-out infinite;
  transform-origin: center;
}

.nav-link.nav-link-flagship-track::after {
  display: none;
}

.nav-link.nav-link-flagship-track:hover,
.nav-link.nav-link-flagship-track.active {
  color: #d97706;
  border-color: rgba(245, 158, 11, 0.46);
  background: rgba(245, 158, 11, 0.22);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 0;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--card-border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.8);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  transition:
    border-color var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

.nav-toggle:hover {
  border-color: rgba(0, 43, 148, 0.25);
  box-shadow: var(--shadow-sm);
}

.nav-toggle:focus-visible {
  outline: 2px solid rgba(0, 43, 148, 0.35);
  outline-offset: 2px;
}

.nav-toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--secondary);
  transition:
    transform var(--transition-fast),
    opacity var(--transition-fast);
}

body.mobile-nav-open .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

body.mobile-nav-open .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

body.mobile-nav-open .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* User Navbar HUD */
.hud-coins {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 148, 6, 0.08);
  border: 1px solid rgba(0, 148, 6, 0.22);
  padding: 6px 14px;
  border-radius: 99px;
  font-size: 14px;
  font-weight: 600;
  color: var(--secondary);
  cursor: pointer;
  min-width: 0;
}

.hud-coins .coin {
  font-size: 16px;
  animation: float 2s ease-in-out infinite;
}

.coins-hud-stack {
  position: relative;
  display: flex;
  align-items: center;
}

.coins-hud-stack-negative {
  align-items: center;
}

.coins-buy-overlap {
  position: absolute;
  top: calc(100% + 6px);
  left: 50%;
  min-width: 92px;
  z-index: 4;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  white-space: nowrap;
  text-align: center;
  transform: translate(-50%, -3px);
  transition:
    opacity var(--transition-fast),
    transform var(--transition-fast),
    visibility var(--transition-fast);
}

.coins-buy-visible,
.coins-menu:hover + .coins-buy-overlap,
.coins-menu:focus-within + .coins-buy-overlap,
.coins-hud-stack:hover .coins-buy-overlap,
.coins-buy-overlap:hover,
.coins-hud-stack:focus-within .coins-buy-overlap {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate(-50%, 0);
}

.coins-hud-stack-negative .coins-buy-overlap {
  top: calc(100% - 9px);
  animation: buyCoinsJump 1.4s ease-in-out infinite;
}

.coins-hud-stack-negative .coins-menu {
  z-index: 2;
}

.coins-menu {
  position: relative;
}

.coins-menu::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  height: 18px;
  pointer-events: auto;
}

.user-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--card-border);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.user-badge:hover {
  background: var(--bg-tertiary);
}

.user-menu {
  position: relative;
}

.hud-notification-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 6px;
  border-radius: 999px;
  background: #ef4444;
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
}

.user-menu-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 150px;
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  pointer-events: none;
  transition:
    opacity var(--transition-fast),
    transform var(--transition-fast),
    visibility var(--transition-fast);
  z-index: 1000;
}

.user-menu-dropdown::before {
  content: "";
  position: absolute;
  top: -10px;
  left: 0;
  right: 0;
  height: 10px;
}

.user-menu.open .user-menu-dropdown,
.user-menu:hover .user-menu-dropdown,
.user-menu:focus-within .user-menu-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.user-menu-item {
  width: 100%;
  border: none;
  background: transparent;
  text-align: left;
  padding: 8px 10px;
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.user-menu-item:hover {
  background: var(--bg-tertiary);
  color: var(--secondary);
}

.user-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: white;
}

/* ==========================================================================
   BUTTONS & ACTIONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-primary {
  background: var(--secondary);
  color: white;
  box-shadow: 0 10px 20px -10px rgba(0, 43, 148, 0.45);
}

.btn-primary:hover {
  background: var(--secondary-hover);
  transform: translateY(-2px);
  box-shadow: 0 14px 28px -12px rgba(0, 43, 148, 0.45);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.88);
  color: var(--text-primary);
  border: 1px solid var(--card-border);
}

.btn-secondary:hover {
  background: var(--bg-tertiary);
  border-color: rgba(0, 43, 148, 0.18);
}

.btn-success {
  background: var(--primary);
  color: white;
  box-shadow: 0 4px 14px rgba(0, 148, 6, 0.35);
}

.btn-success:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 148, 6, 0.45);
}

.btn-outline-primary {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-outline-primary:hover {
  background: var(--primary);
  color: white;
  box-shadow: 0 12px 24px -12px rgba(0, 148, 6, 0.6);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

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

/* ==========================================================================
   HERO / HOME SECTION
   ========================================================================== */
.hero {
  text-align: center;
  padding: 60px 0;
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 148, 6, 0.08);
  border: 1px solid rgba(0, 148, 6, 0.2);
  color: var(--primary);
  padding: 6px 16px;
  border-radius: 99px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero-title {
  font-size: 56px;
  line-height: 1.15;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #122033 0%, #254e7c 55%, #002b94 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-title span {
  color: var(--primary);
  position: relative;
}

.hero-desc {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

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

/* ==========================================================================
   CARDS & GRIDS (COURSES / BUNDLES)
   ========================================================================== */
.section-header {
  margin-bottom: 40px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.section-title-group h2 {
  font-size: 32px;
  margin-bottom: 8px;
}

.section-title-group p {
  color: var(--text-secondary);
  font-size: 16px;
}

.catalog-page-section {
  position: relative;
  isolation: isolate;
  border-radius: 28px;
  padding: 26px 24px 16px;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.84) 0%,
    rgba(248, 252, 255, 0.82) 100%
  );
  border: 1px solid rgba(0, 43, 148, 0.08);
  overflow: hidden;
}

.catalog-page-section > * {
  position: relative;
  z-index: 2;
}

.catalog-page-section::before,
.catalog-page-section::after {
  content: "";
  position: absolute;
  z-index: 1;
  pointer-events: none;
}

.catalog-page-section::before {
  width: 380px;
  height: 380px;
  border-radius: 50%;
  filter: blur(36px);
  opacity: 0.45;
  top: -180px;
  right: -130px;
}

.catalog-page-section::after {
  inset: 0;
  background-image: radial-gradient(
    rgba(0, 43, 148, 0.06) 1px,
    transparent 1px
  );
  background-size: 18px 18px;
  opacity: 0.2;
}

.catalog-page-section-courses::before {
  background: radial-gradient(
    circle,
    rgba(0, 148, 6, 0.26) 0%,
    rgba(0, 148, 6, 0) 72%
  );
}

.catalog-page-section-bundles::before {
  background: radial-gradient(
    circle,
    rgba(0, 43, 148, 0.24) 0%,
    rgba(0, 43, 148, 0) 70%
  );
}

.catalog-section-header {
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(0, 43, 148, 0.12);
}

.catalog-search-wrap {
  margin-left: auto;
  align-self: flex-start;
  padding-top: 0;
}

.catalog-search-box {
  min-width: 340px;
  max-width: 420px;
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(0, 43, 148, 0.18);
  border-radius: 12px;
  padding: 0 8px;
  box-shadow: 0 8px 20px -16px rgba(0, 43, 148, 0.5);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.catalog-search-box:focus-within {
  border-color: rgba(0, 148, 6, 0.5);
  box-shadow: 0 0 0 3px rgba(0, 148, 6, 0.14);
}

.catalog-search-box.has-value {
  border-color: rgba(0, 43, 148, 0.32);
}

.catalog-search-icon {
  width: 18px;
  height: 18px;
  color: var(--text-muted);
  flex: 0 0 auto;
  display: inline-flex;
}

.catalog-search-icon svg {
  width: 100%;
  height: 100%;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.catalog-search-input.form-control {
  min-width: 220px;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  padding: 11px 8px;
}

.catalog-search-input.form-control:focus {
  border: none;
  box-shadow: none;
}

.catalog-search-clear {
  border: none;
  background: rgba(0, 43, 148, 0.08);
  color: var(--secondary);
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition:
    background var(--transition-fast),
    color var(--transition-fast);
}

.catalog-search-clear:hover {
  background: rgba(0, 148, 6, 0.14);
  color: var(--primary);
}

.catalog-notices-row {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0 0 24px;
}

.catalog-notices-row > * {
  width: 100%;
}

.catalog-notice {
  width: 100%;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 14px;
  border-radius: 12px;
  border: 1px solid transparent;
}

.catalog-notice-copy {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  line-height: 1.6;
}

.catalog-notice-copy strong {
  font-size: 12.5px;
  letter-spacing: 0.02em;
}

.catalog-notice-dismiss {
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.72);
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition:
    border-color var(--transition-fast),
    background var(--transition-fast),
    color var(--transition-fast);
}

.catalog-notice-dismiss:hover {
  background: rgba(255, 255, 255, 0.92);
}

.catalog-notice.is-warning {
  border-color: rgba(245, 158, 11, 0.35);
  background: rgba(245, 158, 11, 0.11);
  color: #9a6700;
}

.catalog-notice.is-warning .catalog-notice-dismiss {
  border-color: rgba(245, 158, 11, 0.38);
  color: #9a6700;
}

.catalog-notice.is-info {
  border-color: rgba(0, 43, 148, 0.24);
  background: rgba(0, 43, 148, 0.09);
  color: var(--secondary);
}

.catalog-notice.is-info .catalog-notice-dismiss {
  border-color: rgba(0, 43, 148, 0.28);
  color: var(--secondary);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr));
  gap: 30px;
}

.catalog-search-empty {
  margin-top: 20px;
  padding: 16px 18px;
  border-radius: 12px;
  border: 1px dashed var(--card-border);
  background: rgba(255, 255, 255, 0.72);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
}

.card {
  background: var(--gradient-card);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition:
    border-color var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.card:hover {
  transform: translateY(-6px);
  border-color: var(--card-hover-border);
  box-shadow: 0 20px 38px -24px rgba(0, 43, 148, 0.4);
}

.catalog-page-section .card {
  transition:
    border-color var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

.catalog-page-section .card:hover {
  transform: translateY(-9px);
  border-color: rgba(0, 43, 148, 0.26);
  box-shadow:
    0 24px 44px -24px rgba(0, 43, 148, 0.45),
    0 10px 18px -16px rgba(0, 148, 6, 0.55);
}

.catalog-card-enter {
  opacity: 0;
  transform: translateY(14px);
  animation: catalogCardIn 0.5s cubic-bezier(0.22, 0.61, 0.36, 1) forwards;
  animation-delay: var(--card-delay, 0s);
}

/* Card Header Glow Banner */
.card-banner {
  height: 8px;
  background: var(--secondary);
}

.card-thumbnail-wrap {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: linear-gradient(
    135deg,
    rgba(0, 148, 6, 0.08) 0%,
    rgba(0, 43, 148, 0.08) 100%
  );
  border-bottom: 1px solid var(--card-border);
}

.card-thumbnail {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform 0.55s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.catalog-page-section .card:hover .card-thumbnail {
  transform: scale(1.04);
}

.card-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.card-category {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: 99px;
  background: rgba(0, 148, 6, 0.07);
  color: var(--secondary);
  border: 1px solid var(--card-border);
}

.flagship-track-badge {
  animation: flagshipBadgePulse 2.1s ease-in-out infinite;
  transform-origin: center;
}

.card-title {
  font-size: 20px;
  margin-bottom: 10px;
  line-height: 1.4;
  color: var(--text-primary);
}

.card-description {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 20px;
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.why-adn-card .card-description {
  display: block;
  -webkit-line-clamp: unset;
  -webkit-box-orient: initial;
  overflow: visible;
  color: #24384d;
  line-height: 1.75;
}

.why-adn-grid {
  align-items: stretch;
}

.why-adn-card {
  position: relative;
  border-color: rgba(0, 43, 148, 0.16);
}

.why-adn-card:hover {
  transform: translateY(-10px);
  border-color: rgba(0, 43, 148, 0.28);
  box-shadow: 0 28px 48px -24px rgba(0, 43, 148, 0.42);
}

.why-adn-icon-wrap {
  width: 56px;
  height: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  margin-bottom: 18px;
  background: linear-gradient(
    135deg,
    rgba(0, 148, 6, 0.1) 0%,
    rgba(0, 43, 148, 0.12) 100%
  );
  border: 1px solid rgba(0, 43, 148, 0.16);
}

.why-adn-icon-wrap svg {
  width: 28px;
  height: 28px;
  stroke: var(--secondary);
  stroke-width: 1.8;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.card-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 24px;
  font-size: 13px;
  color: var(--text-secondary);
  border-top: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
  padding: 12px 0;
}

.card-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: auto;
}

.card-price {
  display: flex;
  flex-direction: column;
}

.card-price-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
}

.card-price-value {
  font-size: 22px;
  font-weight: 700;
  color: var(--secondary);
  display: flex;
  align-items: center;
  gap: 4px;
}

.card-price-value.crossed {
  font-size: 14px;
  text-decoration: line-through;
  color: var(--text-muted);
}

/* Bundle specific styles */
.bundle-badge-save {
  background: rgba(0, 148, 6, 0.1);
  color: var(--primary);
  border: 1px solid rgba(0, 148, 6, 0.22);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 99px;
}

.bundle-courses-list {
  margin-top: 12px;
  list-style: none;
  font-size: 13px;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bundle-courses-list li {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.bundle-courses-list li::before {
  content: "✓";
  color: var(--success);
  font-weight: bold;
}

.bundle-course-main {
  flex: 1;
}

.bundle-course-duration {
  white-space: nowrap;
  font-size: 12px;
  font-weight: 700;
  color: var(--secondary);
}

/* ==========================================================================
   MODAL WINDOW
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(3, 7, 18, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
  padding: 24px;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius-lg);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow:
    var(--shadow-lg),
    0 0 40px rgba(99, 102, 241, 0.1);
  transform: scale(0.9) translateY(20px);
  transition: transform var(--transition-normal);
}

.modal-overlay.open .modal {
  transform: scale(1) translateY(0);
}

.modal-header {
  padding: 24px 32px;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  background: var(--bg-secondary);
  z-index: 10;
}

.modal-header h3 {
  font-size: 22px;
}

.modal-close {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  line-height: 1;
}

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

.modal-body {
  padding: 32px;
}

/* Syllabus Timeline */
.syllabus-list {
  position: relative;
  padding-left: 24px;
  list-style: none;
}

.syllabus-list::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--bg-tertiary);
}

.syllabus-item {
  position: relative;
  margin-bottom: 24px;
}

.syllabus-item:last-child {
  margin-bottom: 0;
}

.syllabus-item::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary);
  border: 2px solid var(--bg-secondary);
  box-shadow: 0 0 0 4px var(--bg-tertiary);
}

.syllabus-week {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 4px;
}

.syllabus-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}

.syllabus-subpoints {
  margin-top: 8px;
  padding-left: 14px;
}

.syllabus-admin-meta {
  padding-left: 0;
}

.syllabus-subpoint {
  position: relative;
  color: var(--text-secondary);
}

.syllabus-subpoint::before {
  content: "";
  position: absolute;
  left: -12px;
  top: 10px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--primary) 72%, white 28%);
}

.syllabus-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.syllabus-tag {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid rgba(99, 102, 241, 0.22);
  background: rgba(99, 102, 241, 0.1);
  color: var(--text-primary);
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
}

.syllabus-meta-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.syllabus-meta-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.05);
  border: 1px solid var(--card-border);
  font-size: 12px;
  color: var(--text-secondary);
}

.syllabus-meta-label {
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 10px;
  color: var(--text-muted);
}

.syllabus-meta-chip strong {
  color: var(--text-primary);
  font-size: 12px;
}

/* ==========================================================================
   FORMS & AUTHENTICATION
   ========================================================================== */
.auth-container {
  max-width: 420px;
  margin: 40px auto;
  background: var(--gradient-card);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.auth-header {
  text-align: center;
  margin-bottom: 32px;
}

.auth-header h2 {
  font-size: 28px;
  margin-bottom: 8px;
}

.auth-header p {
  color: var(--text-secondary);
  font-size: 14px;
}

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

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-secondary);
}

.form-control {
  width: 100%;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius-sm);
  padding: 12px 16px;
  color: var(--text-primary);
  font-size: 14px;
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.form-switch {
  margin-top: 24px;
  text-align: center;
  font-size: 14px;
  color: var(--text-secondary);
}

.form-switch a {
  color: var(--primary);
  font-weight: 600;
}

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

/* ==========================================================================
   USER PROFILE / DASHBOARD
   ========================================================================== */
.profile-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 40px;
  align-items: start;
}

.profile-sidebar {
  background: var(--gradient-card);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius-md);
  padding: 32px;
  text-align: center;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.profile-avatar-large {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--secondary);
  margin: 0 auto 20px auto;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 700;
  color: white;
  border: 4px solid var(--bg-tertiary);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.2);
}

.profile-name {
  font-size: 22px;
  margin-bottom: 4px;
  overflow-wrap: anywhere;
}

.profile-email {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 24px;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.profile-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  border-top: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
  padding: 20px 0;
  margin-bottom: 24px;
}

.profile-stat-box {
  text-align: center;
}

.profile-stat-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
}

.profile-stat-val {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
}

.profile-content {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.dashboard-section {
  background: var(--gradient-card);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius-md);
  padding: 32px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.dashboard-section h3 {
  font-size: 20px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--card-border);
  padding-bottom: 12px;
}

.notification-summary-pill {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(0, 43, 148, 0.08);
  border: 1px solid rgba(0, 43, 148, 0.12);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
}

.notification-filter-bar {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: end;
  margin-bottom: 16px;
}

.notification-filter-control {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 180px;
}

.notification-filter-control span {
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.notification-filter-summary {
  margin-bottom: 18px;
  color: var(--text-secondary);
  font-size: 13px;
}

.notification-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.notification-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: start;
  padding: 20px;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--card-border);
  background: rgba(255, 255, 255, 0.96);
}

.notification-card.is-unread {
  border-color: rgba(0, 43, 148, 0.25);
  box-shadow: 0 12px 28px rgba(0, 43, 148, 0.08);
}

.notification-card-main {
  min-width: 0;
}

.notification-card-header-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
  margin-bottom: 10px;
}

.notification-card-header-row h4 {
  margin: 0 0 4px;
  font-size: 16px;
}

.notification-card-date {
  margin: 0;
  color: var(--text-muted);
  font-size: 12px;
}

.notification-card-meta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.notification-type-pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(0, 43, 148, 0.08);
  border: 1px solid rgba(0, 43, 148, 0.12);
  color: var(--primary);
  font-size: 11px;
  font-weight: 700;
}

.notification-unread-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--secondary);
  box-shadow: 0 0 0 4px rgba(0, 148, 6, 0.12);
}

.notification-card-message {
  margin: 0;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
}

.notification-card-actions {
  display: flex;
  align-items: center;
}

.notification-empty-state {
  padding: 28px;
  border-radius: var(--border-radius-sm);
  border: 1px dashed var(--card-border);
  background: rgba(255, 255, 255, 0.7);
  color: var(--text-secondary);
}

/* Enrolled course list */
.enrolled-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.enrolled-card {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 16px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius-sm);
  padding: 20px;
  transition: border-color var(--transition-fast);
}

.enrolled-card:hover {
  border-color: rgba(0, 148, 6, 0.35);
}

.enrolled-info h4 {
  font-size: 16px;
  margin-bottom: 6px;
}

.enrolled-progress-container {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 280px;
  width: 100%;
}

.enrolled-progress-bar {
  flex-grow: 1;
  height: 6px;
  background: rgba(0, 43, 148, 0.12);
  border-radius: 99px;
  overflow: hidden;
}

.enrolled-progress-fill {
  height: 100%;
  background: var(--primary);
  width: 0;
  transition: width 1s ease-out;
}

.enrolled-progress-pct {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
}

/* ==========================================================================
   PURCHASE CREDITS PAGE
   ========================================================================== */
.purchase-grid {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 40px;
  align-items: start;
}

.purchase-instructions {
  background: var(--gradient-card);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius-md);
  padding: 32px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.purchase-instructions h3 {
  font-size: 22px;
  margin-bottom: 20px;
}

.instruction-step {
  margin-bottom: 24px;
}

.instruction-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 8px;
}

.instruction-step h4 {
  font-size: 16px;
  margin-bottom: 6px;
}

.instruction-step p {
  font-size: 14px;
  color: var(--text-secondary);
}

.bank-details-box {
  background: rgb(244, 255, 255);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius-sm);
  padding: 20px;
  margin: 16px 0;
}

.bank-detail-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 14px;
  margin-bottom: 10px;
}

.bank-detail-row:last-child {
  margin-bottom: 0;
}

.bank-detail-label {
  color: var(--text-secondary);
}

.bank-detail-val {
  font-weight: 600;
  font-family: monospace;
  color: var(--text-primary);
  overflow-wrap: anywhere;
}

/* ==========================================================================
   ADMIN PORTAL
   ========================================================================== */
.admin-badge {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 99px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.admin-panel {
  background: var(--gradient-card);
  border: 1px solid var(--card-border);
  border-radius: var(--border-radius-md);
  padding: 32px;
  max-width: 100%;
  overflow-x: hidden;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.admin-panel,
.admin-panel * {
  min-width: 0;
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--card-border);
  padding-bottom: 20px;
  margin-bottom: 24px;
}

.admin-table-container {
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 14px;
}

.admin-table th,
.admin-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--card-border);
}

.admin-table th {
  white-space: nowrap;
}

.admin-table td {
  overflow-wrap: normal;
  word-break: normal;
}

#admin-assign-form,
#admin-user-create-form,
.admin-user-edit-form {
  width: 100%;
  max-width: 100%;
}

.admin-panel .admin-tab-btn {
  white-space: normal;
  text-align: center;
}

@media (max-width: 1200px) {
  #admin-assign-form,
  #admin-user-create-form,
  .admin-user-edit-form {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)) !important;
  }

  #admin-assign-form button,
  #admin-user-create-form button,
  .admin-user-edit-form button {
    width: 100%;
  }

  .admin-panel .form-control,
  .admin-panel select,
  .admin-panel input {
    max-width: 100%;
  }
}

.admin-table th {
  font-family: "Outfit", sans-serif;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.05em;
}

.admin-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

@media (max-width: 992px) {
  .admin-table-container {
    -webkit-overflow-scrolling: touch;
  }

  .admin-table:not(.schedule-table) {
    min-width: 760px;
  }
}

.admin-progress-item {
  min-height: 20px;
}

.admin-progress-checklist {
  display: flex !important;
  flex-direction: row !important;
  flex-wrap: wrap;
  align-items: center !important;
  gap: 8px;
}

.admin-progress-summary {
  flex: 0 0 100%;
}

.admin-progress-item-text {
  display: none;
}

/* Badges */
.status-badge {
  display: inline-flex;
  padding: 4px 10px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.status-badge.pending {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.status-badge.approved {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-badge.rejected {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.status-badge.info {
  background: rgba(59, 130, 246, 0.12);
  color: #2563eb;
  border: 1px solid rgba(59, 130, 246, 0.2);
}

/* ==========================================================================
   TOAST NOTIFICATION
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.toast {
  background: rgba(255, 255, 255, 0.98);
  border-left: 4px solid var(--primary);
  border-top: 1px solid var(--card-border);
  border-right: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
  color: var(--text-primary);
  padding: 16px 24px;
  border-radius: 4px var(--border-radius-sm) var(--border-radius-sm) 4px;
  box-shadow: var(--shadow-lg);
  font-size: 14px;
  font-weight: 500;
  min-width: 0;
  max-width: 400px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  transform: translateX(120%);
  transition: transform var(--transition-normal);
  backdrop-filter: blur(8px);
}

.toast.show {
  transform: translateX(0);
}

.toast.success {
  border-left-color: var(--success);
}

.toast.error {
  border-left-color: var(--danger);
}

.toast.warning {
  border-left-color: var(--warning);
}

.toast-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 16px;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--card-border);
  padding: 40px 0;
  text-align: center;
  color: var(--text-secondary);
  font-size: 14px;
}

.footer-spotlight-label {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--secondary);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  list-style: none;
  margin-bottom: 18px;
}

.footer-cta-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  width: auto;
  max-width: 100%;
  padding: 8px 11px;
  border-radius: 999px;
  border: 1px solid rgba(0, 43, 148, 0.22);
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.98) 0%,
    rgba(240, 247, 255, 0.98) 55%,
    rgba(241, 255, 243, 0.98) 100%
  );
  color: var(--secondary);
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 12px 24px -18px rgba(18, 32, 51, 0.22);
  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    background var(--transition-fast),
    color var(--transition-fast);
}

.footer-cta-link:hover,
.footer-cta-link:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(0, 148, 6, 0.32);
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 1) 0%,
    rgba(232, 244, 255, 1) 55%,
    rgba(234, 255, 238, 1) 100%
  );
  color: var(--primary);
  box-shadow: 0 16px 30px -20px rgba(0, 43, 148, 0.32);
}

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

/* ==========================================================================
   UTILITY & PAGE TRANSITION CLASSES
   ========================================================================== */
.text-center {
  text-align: center;
}
.mt-4 {
  margin-top: 16px;
}
.mb-4 {
  margin-bottom: 16px;
}
.mr-2 {
  margin-right: 8px;
}

.fade-in {
  animation: fadeIn 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-4px);
  }
  100% {
    transform: translateY(0px);
  }
}

@keyframes buyCoinsJump {
  0%,
  100% {
    transform: translate(-50%, 0);
  }
  50% {
    transform: translate(-50%, -5px);
  }
}

@keyframes flagshipBadgePulse {
  0% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.22);
  }
  50% {
    transform: scale(1.06);
    box-shadow: 0 0 0 8px rgba(245, 158, 11, 0);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(245, 158, 11, 0);
  }
}

@keyframes catalogCardIn {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .catalog-card-enter {
    opacity: 1;
    transform: none;
    animation: none;
  }

  .coins-buy-overlap {
    animation: none;
  }

  .catalog-page-section .card,
  .card-thumbnail {
    transition: none;
  }
}

/* ==========================================================================
   CONTENT PAGES (FAQ / INSTRUCTORS)
   ========================================================================== */
.instructor-card .profile-avatar-large {
  width: 68px;
  height: 68px;
  font-size: 22px;
}

.instructor-avatar-wrap {
  width: 68px;
  height: 68px;
  flex: 0 0 68px;
}

.instructor-photo {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow-sm);
}

.instructor-top {
  display: flex;
  gap: 14px;
  align-items: center;
}

.instructor-card .card-description {
  display: block;
  -webkit-line-clamp: unset;
  -webkit-box-orient: initial;
  overflow: visible;
}

.specialization-tags {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: nowrap;
  overflow-x: auto;
  padding: 2px 2px 4px 2px;
}

.specialization-tag {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  border: 1px solid rgba(0, 43, 148, 0.32);
  background: #ffffff;
  color: var(--secondary);
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  padding: 8px 12px;
  white-space: nowrap;
  box-shadow: 0 2px 6px -4px rgba(0, 43, 148, 0.35);
}

.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

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

.faq-question-btn {
  width: 100%;
  border: none;
  background: transparent;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  text-align: left;
  padding: 18px 20px;
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
}

.faq-toggle-mark {
  font-size: 22px;
  color: var(--secondary);
  line-height: 1;
  transition: transform var(--transition-fast);
}

.faq-answer {
  padding: 0 20px 18px 20px;
  color: var(--text-secondary);
}

.faq-item.open .faq-toggle-mark {
  transform: rotate(45deg);
}

/* ==========================================================================
   RESPONSIVE DESIGN BREAKPOINTS
   ========================================================================== */
@media (max-width: 992px) {
  .hero-title {
    font-size: 42px;
  }
  .profile-grid,
  .purchase-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

@media (max-width: 768px) {
  body::before {
    content: "";
    position: fixed;
    inset: 0;
    background: rgba(6, 14, 28, 0.36);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    z-index: 90;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
  }

  body.mobile-nav-open::before {
    opacity: 1;
    pointer-events: auto;
  }

  body.mobile-nav-open {
    overflow: hidden;
  }

  .container {
    padding: 0 16px;
  }

  main {
    padding: 28px 0 56px 0;
  }

  header {
    border-bottom-width: 1px;
  }

  .navbar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "logo toggle"
      "menu menu"
      "actions actions";
    align-items: center;
    height: auto;
    padding: 10px 0;
    gap: 8px 10px;
    position: relative;
    z-index: 101;
  }

  .logo {
    grid-area: logo;
    font-size: 18px;
    text-align: left;
    justify-content: flex-start;
    gap: 8px;
  }

  .nav-toggle {
    display: inline-flex;
    grid-area: toggle;
    justify-self: end;
  }

  .site-nav {
    grid-area: menu;
    width: 100%;
    max-height: 0;
    overflow: clip;
    opacity: 0;
    transform: translateY(-10px);
    border-radius: 16px;
    border: 1px solid transparent;
    transition:
      max-height var(--transition-normal),
      opacity var(--transition-fast),
      transform var(--transition-fast),
      border-color var(--transition-fast);
  }

  body.mobile-nav-open .site-nav {
    max-height: 460px;
    opacity: 1;
    transform: translateY(0);
    border-color: rgba(0, 43, 148, 0.12);
    background: linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.94) 0%,
      rgba(244, 249, 255, 0.94) 100%
    );
    box-shadow: var(--shadow-md);
    padding: 10px;
  }

  .logo-mark {
    width: 24px;
    height: 24px;
  }

  .logo span {
    overflow-wrap: anywhere;
    line-height: 1.2;
  }

  .nav-menu {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 8px;
    padding-top: 0;
  }

  .nav-menu li {
    flex: 0 0 auto;
    opacity: 0;
    transform: translateY(-4px);
    transition:
      opacity var(--transition-fast),
      transform var(--transition-fast);
  }

  body.mobile-nav-open .nav-menu li {
    opacity: 1;
    transform: translateY(0);
  }

  body.mobile-nav-open .nav-menu li:nth-child(1) {
    transition-delay: 0.02s;
  }

  body.mobile-nav-open .nav-menu li:nth-child(2) {
    transition-delay: 0.04s;
  }

  body.mobile-nav-open .nav-menu li:nth-child(3) {
    transition-delay: 0.06s;
  }

  body.mobile-nav-open .nav-menu li:nth-child(4) {
    transition-delay: 0.08s;
  }

  body.mobile-nav-open .nav-menu li:nth-child(5) {
    transition-delay: 0.1s;
  }

  .nav-link {
    font-size: 14px;
    padding: 10px 13px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.74);
    border: 1px solid rgba(0, 43, 148, 0.06);
    box-shadow: 0 8px 22px -20px rgba(0, 43, 148, 0.34);
    white-space: nowrap;
  }

  .nav-link::after {
    display: none;
  }

  .nav-link:hover,
  .nav-link.active {
    background: rgba(0, 43, 148, 0.1);
    border-color: rgba(0, 43, 148, 0.2);
  }

  .nav-link.nav-link-flagship-track {
    display: inline-flex;
    font-size: 12.1px;
    padding: 5.5px 12.1px;
  }

  .nav-actions {
    grid-area: actions;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    width: 100%;
    max-height: 0;
    overflow: clip;
    opacity: 0;
    pointer-events: none;
    border-radius: 14px;
    transition:
      max-height var(--transition-normal),
      opacity var(--transition-fast);
  }

  body.mobile-nav-open .nav-actions {
    max-height: 360px;
    opacity: 1;
    pointer-events: auto;
    overflow: visible;
    padding: 8px;
    margin-top: 4px;
    border: 1px solid rgba(0, 43, 148, 0.1);
    background: rgba(255, 255, 255, 0.8);
    box-shadow: var(--shadow-sm);
  }

  .nav-actions > * {
    max-width: 100%;
  }

  .coins-hud-stack {
    align-items: center;
  }

  .hud-coins,
  .user-badge {
    padding: 4px 10px;
    font-size: 12px;
  }

  .user-menu {
    width: auto;
  }

  .user-menu-dropdown {
    right: 50%;
    transform: translate(50%, -6px);
  }

  .user-menu.open .user-menu-dropdown,
  .user-menu:hover .user-menu-dropdown,
  .user-menu:focus-within .user-menu-dropdown {
    transform: translate(50%, 0);
  }

  .user-avatar {
    width: 20px;
    height: 20px;
    font-size: 10px;
  }

  .hero {
    padding: 34px 0 26px;
  }

  .hero-title {
    font-size: clamp(30px, 8.5vw, 38px);
    line-height: 1.08;
    letter-spacing: -0.03em;
  }

  .catalog-page-section {
    padding: 18px 14px 10px;
    border-radius: 20px;
  }

  .catalog-section-header {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
    margin-bottom: 16px;
    padding-bottom: 14px;
  }

  .catalog-search-wrap {
    margin-left: 0;
    width: 100%;
    padding-top: 0;
  }

  .catalog-search-box {
    min-width: 0;
    max-width: none;
    width: 100%;
  }

  .catalog-search-input.form-control {
    min-width: 0;
    width: 100%;
  }

  .catalog-notice {
    flex-direction: column;
  }

  .catalog-notice-dismiss {
    align-self: flex-start;
  }

  .hero-desc {
    font-size: 15.5px;
    line-height: 1.7;
  }

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

  .card-content,
  .dashboard-section,
  .profile-sidebar,
  .auth-container,
  .admin-panel,
  .purchase-instructions {
    padding: 20px;
  }

  .profile-stats {
    gap: 12px;
  }

  .profile-stat-val {
    font-size: 18px;
    overflow-wrap: anywhere;
  }

  .modal-overlay {
    padding: 12px;
  }

  .modal-header {
    padding: 18px 16px;
  }

  .modal-body {
    padding: 16px;
  }

  .toast-container {
    left: 12px;
    right: 12px;
    bottom: 12px;
  }

  .toast {
    width: 100%;
    max-width: none;
    transform: translateY(120%);
  }

  .toast.show {
    transform: translateY(0);
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .footer-links {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .schedule-filter-grid,
  .schedule-admin-grid {
    grid-template-columns: 1fr !important;
  }

  .schedule-table {
    min-width: 0;
  }

  .schedule-table thead {
    display: none;
  }

  .schedule-table tbody tr {
    display: block;
    border-bottom: 1px solid var(--card-border);
    padding: 8px 0;
  }

  .schedule-table tbody tr:last-child {
    border-bottom: none;
  }

  .schedule-table td {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    border-bottom: none;
    padding: 8px 12px;
    overflow-wrap: anywhere;
  }

  .schedule-table td::before {
    content: attr(data-label);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--text-muted);
  }

  .schedule-table td .btn,
  .schedule-table td .form-control,
  .schedule-table td select,
  .schedule-table td input {
    width: 100%;
    min-width: 0 !important;
    max-width: 100%;
  }

  .footer-cta-link {
    width: 100%;
    min-width: 0;
    text-align: center;
    border-radius: 12px;
    min-height: 40px;
  }

  .admin-table th,
  .admin-table td {
    padding: 12px;
  }

  .admin-panel .admin-tab-btn {
    flex: 1 1 220px;
  }

  .enrolled-card {
    grid-template-columns: 1fr;
    text-align: center;
    justify-items: center;
  }
  .enrolled-progress-container {
    max-width: 100%;
  }

  .instructor-top {
    align-items: flex-start;
  }

  .faq-question-btn {
    font-size: 15px;
    padding: 15px 16px;
  }

  .faq-answer {
    padding: 0 16px 14px 16px;
    font-size: 14px;
  }
}

@media (max-width: 480px) {
  .footer-links {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .navbar {
    padding: 8px 0;
    gap: 6px 8px;
  }

  .logo {
    font-size: 16px;
  }

  .logo-mark {
    width: 22px;
    height: 22px;
  }

  .nav-link {
    font-size: 13px;
    padding: 8px 10px;
  }

  .nav-link.nav-link-flagship-track {
    font-size: 12.1px;
    padding: 4.4px 11px;
  }

  .nav-actions > * {
    width: auto;
    max-width: 100%;
  }

  .coins-hud-stack {
    align-items: center;
  }

  .hud-coins,
  .user-badge {
    max-width: 100%;
  }

  .user-menu-dropdown {
    min-width: 140px;
    max-width: calc(100vw - 32px);
    right: 0;
    transform: translateY(-6px);
  }

  .user-menu.open .user-menu-dropdown,
  .user-menu:hover .user-menu-dropdown,
  .user-menu:focus-within .user-menu-dropdown {
    transform: translateY(0);
  }

  .hero-title {
    font-size: 28px;
  }

  .section-title-group h2 {
    font-size: 26px;
  }

  .btn {
    max-width: 100%;
  }

  .hero-actions {
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .profile-stats {
    grid-template-columns: 1fr;
  }

  .profile-stat-box {
    border-right: none !important;
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 10px;
  }

  .profile-stat-box:last-child {
    border-bottom: none;
    padding-bottom: 0;
  }
}