/* ===================================================================
   MASTER UI/UX: MODERN DARK-GLASSMORPHIC EDTECH & VIDEO PLATFORM
   Design System Tokens & Component Hierarchy
=================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Outfit:wght@400;500;600;700;800&family=Plus+Jakarta+Sans:wght@400;500;600;700;800;900&family=Space+Mono:wght@400;700&display=swap');

:root {
  --bg-main: #0A0216;
  --card-bg: #11052C;
  --card-hover: #17073b;
  --primary-accent: #F1A0FF;
  --accent-glow: rgba(241, 160, 255, 0.2);
  --accent-glow-strong: rgba(241, 160, 255, 0.45);
  --border-default: rgba(241, 160, 255, 0.15);
  --border-hover: rgba(241, 160, 255, 0.5);
  --community-accent: #2AABEE;
  --text-primary: #FFFFFF;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --emerald-pill: rgba(16, 185, 129, 0.2);
  --emerald-text: #6ee7b7;
  --emerald-border: rgba(16, 185, 129, 0.3);
  --danger: #ef4444;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
}

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

::selection {
  background: rgba(241, 160, 255, 0.3);
  color: #F1A0FF;
}

html {
  scroll-behavior: smooth;
  background-color: var(--bg-main);
}

body {
  background: var(--bg-main);
  color: var(--text-primary);
  font-family: 'Plus Jakarta Sans', 'Outfit', 'Inter', sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* Background Ambient Glows */
body::before {
  content: '';
  position: fixed;
  top: -160px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 500px;
  background: radial-gradient(circle, rgba(241, 160, 255, 0.08) 0%, rgba(17, 5, 44, 0.45) 50%, transparent 80%);
  pointer-events: none;
  z-index: 0;
}

/* ===================================================================
   A. GLOBAL HEADER / NAVBAR (Sticky, z-50, solid #0A0216 background)
=================================================================== */
header {
  position: sticky;
  top: 0;
  background: #0A0216 !important;
  border-bottom: 1px solid rgba(241, 160, 255, 0.2);
  z-index: 50;
  padding: 0 24px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.8);
}

.hi {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  height: 74px;
  gap: 16px;
}

#hbg {
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  flex-shrink: 0;
}
#hbg span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--primary-accent);
  border-radius: 3px;
  transition: all 0.3s;
}
#hbg:hover span {
  box-shadow: 0 0 10px var(--primary-accent);
}

.hb {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  text-decoration: none;
}

.hb-logo-box {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid rgba(241, 160, 255, 0.4);
  background: #11052C;
  padding: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px rgba(241, 160, 255, 0.25);
  flex-shrink: 0;
  overflow: hidden;
}
.hb-logo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 10px;
}

.hb-text h1 {
  font-family: 'Outfit', sans-serif;
  font-weight: 900;
  font-size: 1.5rem;
  letter-spacing: 1px;
  color: #FFFFFF;
  line-height: 1.1;
  transition: color 0.2s;
}
.hb:hover .hb-text h1 {
  color: var(--primary-accent);
}
.hb-text p {
  font-size: 10px;
  color: rgba(241, 160, 255, 0.85);
  letter-spacing: 2px;
  font-weight: 800;
  text-transform: uppercase;
}

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

.h-tg-btn {
  background: rgba(42, 171, 238, 0.12);
  border: 1px solid rgba(42, 171, 238, 0.4);
  color: var(--community-accent);
  padding: 8px 16px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.25s ease;
}
.h-tg-btn:hover {
  background: var(--community-accent);
  color: #fff;
  box-shadow: 0 0 18px rgba(42, 171, 238, 0.5);
  transform: translateY(-1px);
}

.h-btn {
  background: #11052C;
  border: 1px solid rgba(241, 160, 255, 0.2);
  color: var(--text-primary);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}
.h-btn:hover {
  border-color: var(--primary-accent);
  color: var(--primary-accent);
  box-shadow: 0 0 16px rgba(241, 160, 255, 0.25);
  transform: translateY(-1px);
}

.h-avatar-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(241, 160, 255, 0.3);
  background: #11052C;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-accent);
  cursor: pointer;
  font-size: 1.1rem;
  transition: all 0.2s;
}
.h-avatar-btn:hover {
  border-color: var(--primary-accent);
  box-shadow: 0 0 14px var(--accent-glow);
}

/* SIDEBAR DRAWER */
#sbo {
  position: fixed;
  inset: 0;
  background: rgba(10, 2, 22, 0.85);
  backdrop-filter: blur(10px);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
#sbo.active {
  opacity: 1;
  pointer-events: all;
}

#sb {
  position: fixed;
  top: 0;
  left: 0;
  width: 310px;
  height: 100%;
  background: #11052C;
  border-right: 1px solid var(--border-default);
  z-index: 300;
  transform: translateX(-100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  box-shadow: 16px 0 50px rgba(0, 0, 0, 0.85);
}
#sb::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-accent), var(--community-accent));
}
#sb.open {
  transform: translateX(0);
}

.sb-logo {
  padding: 26px 20px 20px;
  border-bottom: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  gap: 14px;
}
.brand-text h2 {
  font-family: 'Outfit', sans-serif;
  font-weight: 900;
  font-size: 1.4rem;
  letter-spacing: 1px;
  color: var(--primary-accent);
  text-shadow: 0 0 14px var(--accent-glow);
}
.brand-text p {
  font-size: 10px;
  color: var(--text-secondary);
  letter-spacing: 1.5px;
  font-weight: 700;
}

.sb-nav {
  padding: 16px 0;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.sb-lnk, .sb-tg {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 22px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all 0.2s ease;
  border-left: 4px solid transparent;
}
.sb-lnk:hover, .sb-lnk.active {
  color: var(--primary-accent);
  border-left-color: var(--primary-accent);
  background: var(--accent-glow);
}
.sb-tg:hover {
  color: var(--community-accent);
  border-left-color: var(--community-accent);
  background: rgba(42, 171, 238, 0.1);
}
.sb-badge {
  margin-left: auto;
  background: var(--primary-accent);
  color: #0A0216;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 20px;
}
.sb-div {
  height: 1px;
  background: var(--border-default);
  margin: 12px 20px;
}

/* ===================================================================
   MAIN LAYOUT & B. HOME HERO SECTION
=================================================================== */
#main {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 24px 80px;
  min-height: calc(100vh - 74px);
  position: relative;
  z-index: 1;
}

.home-hero {
  background: #11052C;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 44px 38px;
  margin-bottom: 34px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(241, 160, 255, 0.12);
}
.ambient-glow-pill {
  position: absolute;
  top: -64px;
  right: -64px;
  width: 280px;
  height: 280px;
  background: rgba(241, 160, 255, 0.1);
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
}
.cat-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: 30px;
  background: rgba(241, 160, 255, 0.1);
  border: 1px solid var(--primary-accent);
  color: var(--primary-accent);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 18px;
  box-shadow: 0 0 14px var(--accent-glow);
}
.hero-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 900;
  font-size: 2.8rem;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
  color: #FFFFFF;
  line-height: 1.15;
}
.gradient-text {
  background: linear-gradient(135deg, #F1A0FF 0%, #d8b4fe 50%, #a5b4fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: 1.05rem;
  color: #cbd5e1;
  font-weight: 500;
  max-width: 740px;
  line-height: 1.6;
}
.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 26px;
  flex-wrap: wrap;
}
.hstat {
  display: flex;
  flex-direction: column;
}
.hstat-num {
  font-family: 'Space Mono', monospace;
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--primary-accent);
  text-shadow: 0 0 12px var(--accent-glow);
}
.hstat-lbl {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* LIVE SEARCH BAR */
.sw {
  position: relative;
  margin-bottom: 24px;
}
.sw input {
  width: 100%;
  background: #11052C;
  border: 2px solid var(--border-default);
  color: var(--text-primary);
  padding: 18px 54px 18px 54px;
  border-radius: 20px;
  font-size: 1.08rem;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 600;
  outline: none;
  transition: all 0.25s ease;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}
.sw input:focus {
  border-color: var(--primary-accent);
  box-shadow: 0 0 25px var(--accent-glow);
  background: #17073b;
}
.sw input::placeholder {
  color: var(--text-muted);
}
.sil {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--primary-accent);
  pointer-events: none;
  display: flex;
}
.scl {
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 6px;
  display: none;
  border-radius: 50%;
}
.scl:hover {
  color: var(--primary-accent);
}
.scl.vis {
  display: block;
}

/* CATEGORY FILTERS */
.cat-filters {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 12px;
  margin-bottom: 24px;
  scrollbar-width: thin;
}
.cat-chip {
  padding: 8px 18px;
  background: #11052C;
  border: 1px solid var(--border-default);
  border-radius: 24px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.25s ease;
}
.cat-chip:hover {
  border-color: var(--primary-accent);
  color: var(--primary-accent);
  box-shadow: 0 0 12px var(--accent-glow);
}
.cat-chip.active {
  background: var(--primary-accent);
  color: #0A0216;
  border-color: var(--primary-accent);
  box-shadow: 0 0 20px var(--accent-glow-strong);
}

.slb {
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 3px;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.slb::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-default);
}

/* ===================================================================
   BIG-COMPANY SKELETON SHIMMER SYSTEM (Netflix / YouTube Quality)
=================================================================== */
@keyframes big-co-shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

.skeleton-wrap {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 22px;
  width: 100%;
}

.skeleton-card {
  background: #11052C;
  border: 1px solid rgba(241, 160, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.skeleton-shimmer {
  background: linear-gradient(90deg, #11052C 0%, rgba(241, 160, 255, 0.12) 35%, rgba(241, 160, 255, 0.24) 50%, rgba(241, 160, 255, 0.12) 65%, #11052C 100%);
  background-size: 250% 100%;
  animation: big-co-shimmer 1.4s ease-in-out infinite;
  border-radius: 8px;
}

/* 1. Goal Skeleton */
.gc-skeleton {
  min-height: 180px;
  justify-content: space-between;
}
.skeleton-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.skeleton-badge {
  width: 85px;
  height: 24px;
  border-radius: 20px;
}
.skeleton-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
}
.skeleton-title {
  height: 24px;
  width: 78%;
  border-radius: 6px;
}
.skeleton-line {
  height: 14px;
  width: 100%;
  border-radius: 4px;
}
.skeleton-line.short {
  width: 60%;
}
.skeleton-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 8px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.skeleton-meta {
  width: 100px;
  height: 18px;
  border-radius: 6px;
}
.skeleton-btn {
  width: 85px;
  height: 20px;
  border-radius: 6px;
}

/* 2. Educator Skeleton (Identical 2-Sided Layout: Avatar Left + Info Right) */
.tg-skeleton-wrap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  width: 100%;
}
@media (max-width: 1024px) {
  .tg-skeleton-wrap { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .tg-skeleton-wrap { grid-template-columns: 1fr; }
}

.tc-skeleton {
  background: #11052C;
  border: 1px solid rgba(241, 160, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.skeleton-tav {
  width: 78px;
  height: 78px;
  border-radius: 50%;
  flex-shrink: 0;
}
.skeleton-tinfo {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}
.skeleton-tname {
  width: 70%;
  height: 20px;
  border-radius: 6px;
}
.skeleton-tline {
  width: 90%;
  height: 14px;
  border-radius: 4px;
}
.skeleton-tchip {
  width: 110px;
  height: 18px;
  border-radius: 6px;
}

/* 3. Educator Profile Header Skeleton */
.ph-skeleton {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 42px 24px 36px;
  margin-bottom: 30px;
  background: #11052C;
  border: 1px solid rgba(241, 160, 255, 0.12);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}
.skeleton-pring {
  width: 130px;
  height: 130px;
  border-radius: 50%;
  margin-bottom: 18px;
}
.skeleton-pname {
  width: 240px;
  height: 32px;
  border-radius: 8px;
  margin-bottom: 12px;
}
.skeleton-pintro {
  width: 80%;
  max-width: 600px;
  height: 16px;
  border-radius: 6px;
}

/* 4. Course / Batch Skeleton */
.cg-skeleton-wrap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  width: 100%;
}
@media (max-width: 1024px) {
  .cg-skeleton-wrap { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .cg-skeleton-wrap { grid-template-columns: 1fr; }
}

.cc-skeleton {
  min-height: 150px;
  justify-content: space-between;
}

/* 5. Lecture Skeleton */
.ll-skeleton-wrap {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
}
.lc-skeleton {
  padding: 22px 26px;
}

/* ===================================================================
   NAME-ONLY CARDS (100% NO IMAGES ACROSS GOALS, BATCHES & SAVED)
=================================================================== */
.gc-name-only {
  background: #11052C;
  border: 1px solid rgba(241, 160, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 22px;
  cursor: pointer;
  transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 180px;
}

.gc-name-only:hover {
  transform: translateY(-4px);
  border-color: rgba(241, 160, 255, 0.55);
  box-shadow: 0 12px 35px rgba(241, 160, 255, 0.18);
  background: #17073b;
}

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

.gc-icon-badge {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(241, 160, 255, 0.12);
  border: 1px solid rgba(241, 160, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  box-shadow: 0 0 15px rgba(241, 160, 255, 0.15);
}

.gc-badge-free {
  font-size: 0.72rem;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 20px;
  background: var(--emerald-pill);
  color: var(--emerald-text);
  border: 1px solid var(--emerald-border);
  letter-spacing: 0.5px;
}

.gc-name-only .gc-name {
  font-size: 1.18rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.35;
  margin-bottom: 8px;
  transition: color 0.2s;
}

.gc-name-only:hover .gc-name {
  color: var(--primary-accent);
}

.gc-name-only .gc-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.45;
  margin-bottom: 14px;
}

.gc-name-only .gc-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.gc-name-only .gc-meta-tag {
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  color: var(--primary-accent);
  background: rgba(241, 160, 255, 0.1);
  padding: 3px 8px;
  border-radius: 6px;
}

.gc-name-only .gc-explore-btn {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--primary-accent);
  display: flex;
  align-items: center;
  gap: 4px;
  transition: transform 0.2s;
}

.gc-name-only:hover .gc-explore-btn {
  transform: translateX(4px);
}

/* Course / Batch Name-Only Cards */
.cc-name-only {
  background: #11052C;
  border: 1px solid rgba(241, 160, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 20px;
  cursor: pointer;
  transition: all 0.28s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 160px;
  position: relative;
}

.cc-name-only:hover {
  transform: translateY(-4px);
  border-color: rgba(241, 160, 255, 0.55);
  box-shadow: 0 10px 30px rgba(241, 160, 255, 0.16);
  background: #17073b;
}

.cc-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.cc-badge-lessons {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
  background: rgba(241, 160, 255, 0.12);
  color: var(--primary-accent);
  border: 1px solid rgba(241, 160, 255, 0.25);
}

.cc-name-only h3 {
  font-size: 1.08rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.35;
  margin-bottom: 12px;
  transition: color 0.2s;
}

.cc-name-only:hover h3 {
  color: var(--primary-accent);
}

.cc-footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.cc-lang-tag {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.cc-action-link {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary-accent);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ===================================================================
   COURSE / BATCH GRID (Responsive: 1 Col Mobile, 2 Col Tablet, 3 Col Desktop)
=================================================================== */
.gg {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.gc {
  background: #11052C;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  display: flex;
  flex-direction: column;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}
.gc:hover {
  border-color: var(--border-hover);
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(241, 160, 255, 0.15);
  background: var(--card-hover);
}
.gc-thumb-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background: #19093e;
  overflow: hidden;
}
.gc-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}
.gc:hover .gc-thumb-img {
  transform: scale(1.04);
}
.gc-thumb-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, #11052C 100%);
  pointer-events: none;
}
.gc-badge-free {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--emerald-pill);
  color: var(--emerald-text);
  border: 1px solid var(--emerald-border);
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  backdrop-filter: blur(6px);
  z-index: 2;
}
.gc-emoji-badge {
  position: absolute;
  bottom: 12px;
  left: 14px;
  font-size: 1.8rem;
  z-index: 2;
}
.gc-body {
  padding: 18px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.gc-name {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  font-size: 1.15rem;
  line-height: 1.35;
  color: #FFFFFF;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.gc-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 14px;
}
.gc-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid rgba(241, 160, 255, 0.08);
}
.gc-meta-tag {
  font-family: 'Space Mono', monospace;
  font-size: 0.74rem;
  color: var(--primary-accent);
  background: rgba(241, 160, 255, 0.1);
  padding: 2px 8px;
  border-radius: 6px;
  font-weight: 700;
}
.gc-explore-btn {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--primary-accent);
  display: flex;
  align-items: center;
  gap: 4px;
  transition: transform 0.2s ease;
}
.gc:hover .gc-explore-btn {
  transform: translateX(4px);
}

/* ===================================================================
   C. SYLLABUS & FOLDER EXPLORER / BATCH DETAIL
=================================================================== */
.bc {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  flex-wrap: wrap;
  font-family: 'Space Mono', monospace;
  font-weight: 600;
}
.bc span {
  color: var(--text-muted);
}
.bc a {
  color: var(--primary-accent);
  cursor: pointer;
  text-decoration: none;
}
.bc a:hover {
  text-decoration: underline;
}

/* TEACHERS / EDUCATORS 2-COL GRID */
.tg {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.tc {
  background: #11052C;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: 22px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 20px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}
.tc:hover {
  border-color: var(--border-hover);
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(241, 160, 255, 0.15);
  background: var(--card-hover);
}
.tav {
  width: 78px;
  height: 78px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary-accent);
  box-shadow: 0 0 16px var(--accent-glow);
  flex-shrink: 0;
  background: #1e093f;
}
.tinfo {
  flex: 1;
  min-width: 0;
}
.tinfo h3 {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 4px;
  color: #FFFFFF;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.tinfo p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.4;
  font-weight: 500;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.tfol {
  font-size: 0.76rem;
  color: var(--primary-accent);
  font-family: 'Space Mono', monospace;
  font-weight: 700;
  background: rgba(241, 160, 255, 0.12);
  padding: 3px 10px;
  border-radius: 6px;
  margin-top: 8px;
  display: inline-block;
}

/* TEACHER PROFILE HERO */
.ph {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 42px 24px 36px;
  position: relative;
  margin-bottom: 30px;
  background: #11052C;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 30px rgba(241, 160, 255, 0.1);
}
.pring {
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-accent), var(--community-accent));
  padding: 4px;
  margin-bottom: 18px;
  box-shadow: 0 0 35px var(--accent-glow-strong);
}
.pring img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  background: #11052C;
}
.pname {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 900;
  font-size: 2.2rem;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  color: #FFFFFF;
  text-shadow: 0 0 15px var(--accent-glow);
}
.pintro {
  font-size: 0.96rem;
  color: var(--text-secondary);
  max-width: 680px;
  line-height: 1.6;
  font-weight: 500;
}

/* TABS */
.tabs {
  display: flex;
  gap: 12px;
  background: #11052C;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: 6px;
  margin-bottom: 28px;
}
.tb {
  flex: 1;
  padding: 13px 0;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all 0.25s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.tb:hover {
  color: var(--text-primary);
}
.tb.active {
  background: var(--primary-accent);
  color: #0A0216;
  box-shadow: 0 0 18px var(--accent-glow-strong);
}

/* COURSES GRID */
.cg {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.cc {
  background: #11052C;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
  display: flex;
  flex-direction: column;
}
.cc:hover {
  border-color: var(--border-hover);
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(241, 160, 255, 0.15);
}
.cth-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background: #19093e;
  overflow: hidden;
}
.cth {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}
.cc:hover .cth {
  transform: scale(1.03);
}
.ci {
  padding: 18px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.ci h3 {
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 12px;
  color: #FFFFFF;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.cm {
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-family: 'Space Mono', monospace;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.acb {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(17, 5, 44, 0.9);
  border: 1px solid var(--border-default);
  color: var(--text-primary);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.2s ease;
  backdrop-filter: blur(8px);
  z-index: 3;
}
.acb:hover {
  background: var(--primary-accent);
  border-color: var(--primary-accent);
  color: #0A0216;
  box-shadow: 0 0 12px var(--accent-glow);
}
.acb.saved {
  background: rgba(16, 185, 129, 0.9);
  border-color: #10b981;
  color: #fff;
}

/* LECTURES LIST */
.ll {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.lc {
  background: #11052C;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: 22px 26px;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}
.lc:hover {
  border-color: var(--border-hover);
  background: var(--card-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(241, 160, 255, 0.15);
}
.lnum {
  font-size: 0.75rem;
  color: var(--primary-accent);
  font-family: 'Space Mono', monospace;
  letter-spacing: 1px;
  font-weight: 700;
  margin-bottom: 8px;
}
.lt {
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 12px;
  color: #FFFFFF;
}
.lm {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-family: 'Space Mono', monospace;
  margin-bottom: 18px;
  font-weight: 600;
}
.la {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.bw {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-accent);
  color: #0A0216;
  border: none;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 0 16px var(--accent-glow);
}
.bw:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 25px var(--accent-glow-strong);
}
.bp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--community-accent);
  border: 1px solid var(--community-accent);
  padding: 9px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
}
.bp:hover {
  background: var(--community-accent);
  color: #fff;
  box-shadow: 0 0 16px rgba(42, 171, 238, 0.4);
  transform: translateY(-2px);
}
.bb {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #11052C;
  border: 1px solid var(--border-default);
  color: var(--text-secondary);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 24px;
  transition: all 0.2s;
}
.bb:hover {
  border-color: var(--primary-accent);
  color: var(--primary-accent);
  box-shadow: 0 0 12px var(--accent-glow);
}

/* SAVED COURSES */
.mch {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.mcc {
  font-size: 0.85rem;
  color: var(--primary-accent);
  font-weight: 700;
  font-family: 'Space Mono', monospace;
  background: rgba(241, 160, 255, 0.12);
  padding: 6px 16px;
  border-radius: 20px;
}
.mcg {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.mcard {
  background: #11052C;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.25s;
  position: relative;
}
.mcard:hover {
  border-color: var(--border-hover);
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(241, 160, 255, 0.15);
}
.mth {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  display: block;
  background: #19093e;
}
.minfo {
  padding: 16px;
}
.minfo h3 {
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.4;
  color: #FFFFFF;
}
.mrm {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(239, 68, 68, 0.85);
  border: none;
  color: #fff;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.mrm:hover {
  background: #ef4444;
  transform: scale(1.1);
}

/* ===================================================================
   D. CUSTOM CINEMA VIDEO PLAYER MODAL & EMBED
=================================================================== */
#vm {
  position: fixed;
  inset: 0;
  background: #000;
  z-index: 1000;
  display: none;
  flex-direction: column;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}
#vm.active {
  display: flex;
}
#vtb {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: linear-gradient(180deg, rgba(10, 2, 22, 0.95) 0%, rgba(10, 2, 22, 0.5) 60%, transparent 100%);
  z-index: 50;
  pointer-events: auto;
}
#vtitle {
  font-size: 1.05rem;
  font-weight: 700;
  color: #FFFFFF;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: calc(100vw - 240px);
}
.v-top-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.v-skip-pill {
  background: rgba(17, 5, 44, 0.85);
  border: 1px solid var(--primary-accent);
  color: var(--primary-accent);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
}
.v-skip-pill:hover {
  background: var(--primary-accent);
  color: #0A0216;
}
#vcl {
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
#vcl:hover {
  background: #ef4444;
  border-color: #ef4444;
}
#vmi {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background: #000;
  z-index: 10;
}
#vif {
  width: 100%;
  height: 100%;
  border: none;
  background: #000;
  display: block;
}

/* ===================================================================
   E. ANNOUNCEMENT / PROMO POPUP MODAL
=================================================================== */
#announcement-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
}
#announcement-modal.active {
  display: flex;
}
.announcement-card {
  max-width: 480px;
  width: 100%;
  background: linear-gradient(135deg, #1E0B38 0%, #11052C 100%);
  border: 1px solid var(--primary-accent);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 0 50px var(--accent-glow-strong);
  position: relative;
  animation: popIn 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
@keyframes popIn {
  from { opacity: 0; transform: scale(0.92) translateY(20px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}
.announcement-close {
  position: absolute;
  top: 14px;
  right: 14px;
  background: rgba(10, 2, 22, 0.85);
  border: 1px solid var(--border-default);
  color: #fff;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.05rem;
  z-index: 5;
  transition: all 0.2s;
}
.announcement-close:hover {
  background: var(--danger);
}
.preview-popup-img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: #1e093f;
  display: block;
}
.preview-popup-content {
  padding: 24px;
  text-align: center;
}
.preview-popup-title {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: #FFFFFF;
}
.preview-popup-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 20px;
}
.preview-popup-btn {
  display: inline-block;
  background: var(--primary-accent);
  color: #0A0216;
  font-weight: 800;
  font-size: 0.95rem;
  padding: 12px 28px;
  border-radius: 24px;
  text-decoration: none;
  box-shadow: 0 0 20px var(--accent-glow-strong);
  transition: transform 0.2s ease;
}
.preview-popup-btn:hover {
  transform: translateY(-2px);
}

/* ===================================================================
   ADMIN PANEL / DASHBOARD
=================================================================== */
#view-admin {
  max-width: 840px;
  margin: 0 auto;
}
.admin-card {
  background: #11052C;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 38px;
  box-shadow: 0 8px 30px rgba(241, 160, 255, 0.1);
}
.admin-login-box {
  max-width: 440px;
  margin: 40px auto;
  text-align: center;
}
.shield-icon-box {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: rgba(241, 160, 255, 0.12);
  border: 1px solid var(--primary-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 2.2rem;
  box-shadow: 0 0 24px var(--accent-glow);
}
.admin-login-box h2 {
  font-weight: 900;
  font-size: 2rem;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}
.admin-login-box p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 24px;
}
.admin-pw-input {
  width: 100%;
  background: #0A0216;
  border: 1px solid var(--border-default);
  color: #fff;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-family: 'Space Mono', monospace;
  font-size: 1rem;
  outline: none;
  margin-bottom: 16px;
  transition: all 0.25s;
}
.admin-pw-input:focus {
  border-color: var(--primary-accent);
  box-shadow: 0 0 15px var(--accent-glow);
}
.admin-submit-btn {
  width: 100%;
  background: var(--primary-accent);
  color: #0A0216;
  border: none;
  padding: 14px;
  border-radius: var(--radius-sm);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.05rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.25s;
  box-shadow: 0 0 20px var(--accent-glow);
}
.admin-submit-btn:hover {
  box-shadow: 0 0 30px var(--accent-glow-strong);
  transform: translateY(-2px);
}
.admin-error-alert {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #fca5a5;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  margin-bottom: 16px;
  display: none;
  font-weight: 600;
}
.admin-error-alert.show {
  display: block;
}

.admin-dashboard-title {
  font-weight: 900;
  font-size: 1.8rem;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.admin-form-group {
  margin-bottom: 20px;
}
.admin-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--primary-accent);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.admin-input, .admin-textarea {
  width: 100%;
  background: #0A0216;
  border: 1px solid var(--border-default);
  color: #fff;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.95rem;
  outline: none;
  transition: all 0.25s;
}
.admin-input:focus, .admin-textarea:focus {
  border-color: var(--primary-accent);
  box-shadow: 0 0 15px var(--accent-glow);
}
.admin-textarea {
  min-height: 100px;
  resize: vertical;
}

.switch-wrap {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  background: #0A0216;
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-default);
}
.switch {
  position: relative;
  display: inline-block;
  width: 54px;
  height: 28px;
}
.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: #334155;
  transition: .3s;
  border-radius: 28px;
}
.slider:before {
  position: absolute;
  content: "";
  height: 20px;
  width: 20px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: .3s;
  border-radius: 50%;
}
input:checked + .slider {
  background-color: var(--primary-accent);
  box-shadow: 0 0 12px var(--accent-glow);
}
input:checked + .slider:before {
  transform: translateX(26px);
  background-color: #0A0216;
}
.preview-box-wrap {
  border: 2px dashed var(--border-default);
  border-radius: var(--radius-md);
  padding: 24px;
  margin: 24px 0;
  background: rgba(10, 2, 22, 0.6);
}

/* PAGINATION & SHIMMER LOADING */
.lmw {
  text-align: center;
  margin-top: 36px;
}
.lmb {
  background: #11052C;
  border: 1px solid var(--border-default);
  color: var(--primary-accent);
  padding: 14px 44px;
  border-radius: var(--radius-sm);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all 0.25s;
  box-shadow: 0 0 16px var(--accent-glow);
}
.lmb:hover {
  background: var(--primary-accent);
  color: #0A0216;
  box-shadow: 0 0 25px var(--accent-glow-strong);
  transform: translateY(-2px);
}

.spin {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(241, 160, 255, 0.15);
  border-top-color: var(--primary-accent);
  border-radius: 50%;
  animation: sp 0.8s linear infinite;
  margin: 80px auto;
  box-shadow: 0 0 20px var(--accent-glow);
}
@keyframes sp {
  to { transform: rotate(360deg); }
}

.empty {
  text-align: center;
  padding: 80px 20px;
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.8;
  font-weight: 600;
}
.eic {
  font-size: 3.4rem;
  margin-bottom: 16px;
}

#toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #11052C;
  color: #fff;
  border: 1px solid var(--primary-accent);
  padding: 14px 22px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 700;
  box-shadow: 0 0 25px var(--accent-glow-strong);
  z-index: 99999;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}
#toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* ===================================================================
   TELEGRAM CHANNEL SUBSCRIBE POPUP MODAL (@studysquadpro)
=================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 1, 15, 0.88);
  backdrop-filter: blur(14px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.tg-modal-card {
  background: #11052C;
  border: 1px solid rgba(42, 171, 238, 0.45);
  border-radius: var(--radius-lg);
  max-width: 480px;
  width: 100%;
  padding: 36px 32px 30px;
  text-align: center;
  position: relative;
  box-shadow: 0 0 50px rgba(42, 171, 238, 0.25), 0 20px 60px rgba(0, 0, 0, 0.7);
  transform: scale(0.92) translateY(20px);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  overflow: hidden;
}

.modal-overlay.active .tg-modal-card {
  transform: scale(1) translateY(0);
}

.tg-modal-card::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 250px;
  height: 200px;
  background: radial-gradient(circle, rgba(42, 171, 238, 0.3) 0%, transparent 70%);
  pointer-events: none;
}

.modal-close-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: all 0.2s;
  z-index: 2;
}

.modal-close-btn:hover {
  background: #ef4444;
  border-color: #ef4444;
}

.tg-modal-icon-glow {
  width: 72px;
  height: 72px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: rgba(42, 171, 238, 0.15);
  border: 2px solid #2AABEE;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 30px rgba(42, 171, 238, 0.4);
}

.tg-badge {
  font-family: 'Space Mono', monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: #2AABEE;
  background: rgba(42, 171, 238, 0.12);
  border: 1px solid rgba(42, 171, 238, 0.3);
  padding: 4px 12px;
  border-radius: 20px;
  display: inline-block;
  margin-bottom: 12px;
}

.tg-modal-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.5rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 10px;
  line-height: 1.3;
}

.tg-modal-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 20px;
}

.tg-perks-list {
  background: rgba(10, 2, 22, 0.7);
  border: 1px solid rgba(241, 160, 255, 0.12);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  text-align: left;
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.tg-perk-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.86rem;
  color: #FFFFFF;
  font-weight: 600;
}

.tg-join-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  background: linear-gradient(135deg, #2AABEE 0%, #229ED9 100%);
  color: #FFFFFF;
  padding: 14px 24px;
  border-radius: var(--radius-sm);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1rem;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 0 25px rgba(42, 171, 238, 0.5);
  transition: all 0.25s ease;
  margin-bottom: 12px;
}

.tg-join-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 35px rgba(42, 171, 238, 0.8);
  background: #2AABEE;
}

.tg-dismiss-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
  padding: 6px 12px;
  transition: color 0.2s;
}

.tg-dismiss-btn:hover {
  color: #FFFFFF;
}

/* RESPONSIVE LAYOUT */
@media (max-width: 1024px) {
  .gg { grid-template-columns: repeat(2, 1fr); }
  .cg, .mcg { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .gg { grid-template-columns: 1fr; }
  .tg { grid-template-columns: 1fr; }
  .cg, .mcg { grid-template-columns: 1fr; }
  .hero-title { font-size: 2rem; }
  .home-hero { padding: 28px 20px; }
  #main { padding: 20px 16px 40px; }
  .h-tg-btn span { display: none; }
}