/* ============================================================================
   Vision Institute — Premium Landing Page
   Isolated to the home page only. Uses design tokens from styles.css :root.
   ============================================================================ */

/* ---------- Design Tokens (dark = default) ---------- */
:root {
  /* Backgrounds */
  --home-bg-solid:  #0b1020;
  --home-bg-glow-1: rgba(155, 107, 255, 0.20);
  --home-bg-glow-2: rgba(79, 139, 255, 0.20);
  --home-bg-glow-3: rgba(34, 211, 238, 0.14);

  /* Text */
  --home-ink:   #dfe7ff;
  --home-muted: #8e9cc4;

  /* Surfaces */
  --home-glass:        rgba(255, 255, 255, 0.055);
  --home-glass-strong: rgba(255, 255, 255, 0.09);
  --home-border:       rgba(255, 255, 255, 0.12);
  --home-border-strong: rgba(255, 255, 255, 0.22);

  /* Accents */
  --home-accent:    #7c9cf5;
  --home-accent-2:  #9b8bf0;
  --home-accent-3:  #6fd8c8;
  --home-amber:     #d9a05b;
  --home-grad:       linear-gradient(120deg, #7c9cf5 0%, #9b8bf0 55%, #6fd8c8 100%);
  --home-grad-warm:  linear-gradient(120deg, #d9a05b 0%, #c97b5a 100%);

  /* Shadows */
  --home-shadow: 0 40px 80px -30px rgba(3, 7, 20, 0.7);

  /* Motion */
  --home-ease: cubic-bezier(0.22, 1, 0.36, 1);

  /* Native controls */
  color-scheme: dark;
}

/* ---------- Light theme tokens ---------- */
[data-theme="light"] {
  --home-bg-solid:  #f6f4f0;
  --home-bg-glow-1: rgba(155, 107, 255, 0.10);
  --home-bg-glow-2: rgba(79, 139, 255, 0.12);
  --home-bg-glow-3: rgba(34, 211, 238, 0.07);

  --home-ink:   #1a2233;
  --home-muted: #5a6684;

  --home-glass:        rgba(255, 255, 255, 0.60);
  --home-glass-strong: rgba(255, 255, 255, 0.88);
  --home-border:       rgba(15, 23, 42, 0.10);
  --home-border-strong: rgba(15, 23, 42, 0.20);

  --home-accent:    #2563eb;
  --home-accent-2:  #4f46e5;
  --home-accent-3:  #0e7490;
  --home-amber:     #b45309;

  --home-shadow: 0 24px 60px -24px rgba(30, 40, 90, 0.28);

  color-scheme: light;
}

/* ---------- Light-theme surface overrides ---------- */
[data-theme="light"] .home-hero::before { opacity: 0.5; }
[data-theme="light"] .hv-card {
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.94), rgba(244, 247, 255, 0.80));
}
[data-theme="light"] .hv-metric {
  background: rgba(15, 23, 42, 0.035);
}
[data-theme="light"] .hv-glow { opacity: 0.55; }
[data-theme="light"] .home-search-box { background: rgba(255, 255, 255, 0.9); }
[data-theme="light"] .home-search-box:focus-within { box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15), var(--home-shadow); }
[data-theme="light"] .home-search-btn,
[data-theme="light"] .home-cta .btn-primary {
  box-shadow: 0 10px 22px -10px rgba(37, 99, 235, 0.55);
}
[data-theme="light"] .home-search-results { background: #ffffff; }
[data-theme="light"] .home-search-results .sr-item:hover,
[data-theme="light"] .home-search-results .sr-item.active { background: rgba(37, 99, 235, 0.09); }
[data-theme="light"] .home-board-tab {
  background: rgba(255, 255, 255, 0.85);
  border: 1.5px solid rgba(15, 23, 42, 0.12);
  color: #1a2233;
}
[data-theme="light"] .home-board-tab i {
  color: #2563eb;
}
[data-theme="light"] .home-board-tab:not(.active):hover {
  background: #ffffff;
  border-color: #2563eb;
  color: #2563eb;
  box-shadow: 0 8px 20px -6px rgba(37, 99, 235, 0.22);
  transform: translateY(-2px);
}
[data-theme="light"] .home-board-tab:not(.active):hover .sub {
  color: #475569;
}
[data-theme="light"] .home-board-tab.active,
[data-theme="light"] .home-board-tab.active:hover {
  background: linear-gradient(135deg, #2563eb 0%, #4f46e5 100%) !important;
  color: #ffffff !important;
  border-color: transparent !important;
  box-shadow: 0 14px 30px -8px rgba(37, 99, 235, 0.55) !important;
  transform: translateY(-2px);
}
[data-theme="light"] .home-board-tab.active i,
[data-theme="light"] .home-board-tab.active:hover i,
[data-theme="light"] .home-board-tab.active .sub,
[data-theme="light"] .home-board-tab.active:hover .sub {
  color: #ffffff !important;
}
[data-theme="light"] .home-stat,
[data-theme="light"] .home-feature {
  background: var(--home-glass-strong);
}
[data-theme="light"] .home-class-card {
  background: linear-gradient(155deg, rgba(255, 255, 255, 0.94), rgba(244, 247, 255, 0.80));
}
[data-theme="light"] .home-class-card .num { box-shadow: 0 10px 22px -12px rgba(37, 99, 235, 0.6); }
[data-theme="light"] .home-class-card.warm .num { box-shadow: 0 10px 22px -12px rgba(180, 83, 9, 0.6); }
[data-theme="light"] .home-class-card .go { color: #4a7a6f; }
[data-theme="light"] .home-feature .fi { box-shadow: 0 10px 22px -12px rgba(37, 99, 235, 0.5); }
[data-theme="light"] .home-cta {
  background: linear-gradient(150deg, rgba(79, 139, 255, 0.10), rgba(155, 107, 255, 0.10));
}
[data-theme="light"] .home-cta::before { opacity: 0.35; }


/* ---------- Page shell ---------- */
.home-root {
  position: relative;
  overflow-x: hidden;
  background:
    radial-gradient(900px 600px at 78% -8%, var(--home-bg-glow-1), transparent 60%),
    radial-gradient(760px 560px at 8% 12%,  var(--home-bg-glow-2), transparent 60%),
    radial-gradient(700px 520px at 60% 90%, var(--home-bg-glow-3), transparent 60%),
    var(--home-bg-solid);
  color: var(--home-ink);
  font-family: var(--font-main);
  -webkit-font-smoothing: antialiased;
}

/* Scroll-reveal helper */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.9s var(--home-ease), transform 0.9s var(--home-ease);
  will-change: opacity, transform;
}
.reveal.is-in {
  opacity: 1;
  transform: none;
}

/* ---------- HERO ---------- */
.home-hero {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(28px, 4vw, 64px);
  align-items: center;
  width: 100%;
  min-height: calc(100vh - 75px);
  box-sizing: border-box;
  padding: clamp(48px, 6vw, 80px) clamp(20px, 4vw, 64px) clamp(40px, 5vw, 64px);
}
.home-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(79, 139, 255, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79, 139, 255, 0.12) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(120% 80% at 70% 20%, #000 0%, transparent 72%);
  -webkit-mask-image: radial-gradient(120% 80% at 70% 20%, #000 0%, transparent 72%);
  opacity: 0.35;
  pointer-events: none;
  perspective: 600px;
}

.home-hero-left {
  position: relative;
  z-index: 2;
  width: 100%;
  min-width: 0;
  box-sizing: border-box;
}
.home-hero-copy {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}
.home-hero-right {
  position: relative;
  z-index: 2;
  width: 100%;
  min-width: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  box-sizing: border-box;
}
.home-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 15px;
  border-radius: 999px;
  background: var(--home-glass-strong);
  border: 1px solid var(--home-border);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--home-muted);
  margin-bottom: 22px;
}
.home-eyebrow i { color: var(--home-accent-3); }

.home-h1 {
  font-size: clamp(2.3rem, 4.8vw, 3.8rem);
  line-height: 1.28;
  letter-spacing: normal;
  font-weight: 800;
  margin: 0 0 20px;
}
.home-h1 .grad {
  background: var(--home-grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  margin-top: 6px;
}
.home-h1 .visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); border: 0;
}

.home-hero-sub {
  font-size: clamp(1rem, 1.4vw, 1.18rem);
  line-height: 1.7;
  color: var(--home-muted);
  max-width: 52ch;
  margin: 0 0 28px;
}
.home-hero-sub b { color: var(--home-ink); font-weight: 700; }

/* Hero search */
.home-search {
  position: relative;
  max-width: 560px;
  margin-bottom: 26px;
}
.home-search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 8px 8px 18px;
  border-radius: 18px;
  background: var(--home-glass-strong);
  border: 1px solid var(--home-border);
  box-shadow: var(--home-shadow);
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
}
.home-search-box:focus-within {
  border-color: var(--home-accent);
  box-shadow: 0 0 0 4px rgba(124, 156, 245, 0.18), var(--home-shadow);
  transform: translateY(-2px);
}
.home-search-box i { color: var(--home-muted); font-size: 1.05rem; }
.home-search-box input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: 0;
  outline: none;
  outline-offset: 0;
  box-shadow: none;
  color: var(--home-ink);
  font-size: 1rem;
  font-family: inherit;
  padding: 12px 0;
}
.home-search-box input:focus,
.home-search-box input:focus-visible {
  outline: none;
  outline-offset: 0;
  box-shadow: none;
}
.home-search-box input::placeholder { color: var(--home-muted); }
.home-search-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 0;
  cursor: pointer;
  padding: 12px 22px;
  border-radius: 12px;
  background: var(--home-grad);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  font-family: inherit;
  box-shadow: 0 10px 24px -8px rgba(124, 156, 245, 0.7);
  transition: transform 0.25s var(--home-ease), box-shadow 0.25s;
}
.home-search-btn:hover { transform: translateY(-1px) scale(1.02); }
.home-search-btn:active { transform: translateY(0) scale(0.99); }
.home-search-results {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  right: 0;
  display: none;
  z-index: 30;
  background: var(--home-bg-solid);
  border: 1px solid var(--home-border-strong);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--home-shadow);
  text-align: left;
  max-height: 340px;
  overflow-y: auto;
}
.home-search-results.open { display: block; }
.home-search-results .sr-item {
  display: block;
  padding: 14px 18px;
  border-bottom: 1px solid var(--home-border);
  color: var(--home-ink);
  text-decoration: none;
  transition: background 0.2s;
}
.home-search-results .sr-item:last-child { border-bottom: 0; }
.home-search-results .sr-item:hover,
.home-search-results .sr-item.active { background: rgba(124, 156, 245, 0.14); }
.home-search-results .sr-item .sr-title { font-weight: 700; font-size: 0.98rem; }
.home-search-results .sr-item .sr-sub { color: var(--home-muted); font-size: 0.84rem; margin-top: 3px; }
.home-search-results .sr-item .sr-arrow { color: var(--home-accent-3); font-size: 0.8rem; margin-left: 6px; }
.home-search-results .sr-empty { padding: 18px; color: var(--home-muted); text-align: center; font-size: 0.9rem; }

/* ---------- HERO visual (reference style: portrait + cards) ---------- */
.home-hero-visual {
  position: relative;
  z-index: 2;
  min-height: 560px;
  display: flex;
  justify-content: center;
  align-items: center;
  perspective: 1100px;
  padding: 0 70px; /* room for side cards */
}
.hv-bg-blob {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 420px;
  height: 420px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle at 50% 50%, rgba(217, 160, 91, 0.22), transparent 65%);
  filter: blur(30px);
  z-index: 0;
}
.hv-portrait {
  position: relative;
  z-index: 1;
  width: 300px;
  height: 460px;
  overflow: hidden;
  border-radius: 24px;
  box-shadow: var(--home-shadow);
  flex: 0 0 auto;
}
.hv-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 50%;
  display: block;
  filter: saturate(0.92);
}
.hv-fcard {
  position: absolute;
  z-index: 2;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px;
  border-radius: 18px;
  background: var(--home-glass-strong);
  border: 1px solid var(--home-border);
  backdrop-filter: blur(12px);
  box-shadow: var(--home-shadow);
  width: 200px;
}
/* Individual card positions: 2 left, 1 right, floating around the portrait */
.hv-fcard-a { left: 0;     top: 4%; }
.hv-fcard-b { left: -30px; top: 28%; }
.hv-fcard-c { right: 0;    top: 14%; }
.hv-fcard-ic {
  width: 38px; height: 38px;
  flex: 0 0 auto;
  border-radius: 12px;
  background: var(--home-grad);
  display: grid;
  place-items: center;
  font-size: 1rem;
  color: #fff;
}
.hv-fcard strong {
  display: block;
  font-size: 0.94rem;
  font-weight: 800;
  color: var(--home-ink);
  margin-bottom: 3px;
}
.hv-fcard p {
  margin: 0;
  font-size: 0.78rem;
  color: var(--home-muted);
  line-height: 1.45;
}
.hv-rating {
  position: absolute;
  bottom: 0px;
  left: 0;
  z-index: 3;
  width: 190px;
  padding: 14px 16px;
  border-radius: 18px;
  background: var(--home-glass-strong);
  border: 1px solid var(--home-border);
  backdrop-filter: blur(12px);
  box-shadow: var(--home-shadow);
}
.hr-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}
.hr-top span:first-child { font-size: 0.86rem; font-weight: 700; color: var(--home-ink); }
.hr-score { font-size: 1.4rem; font-weight: 800; color: var(--home-ink); }
.hr-score i { font-size: 0.85rem; color: var(--home-amber); margin-left: 4px; }
.hr-stars { display: flex; gap: 3px; margin-bottom: 10px; }
.hr-stars i { color: var(--home-amber); font-size: 0.9rem; }
.hr-note { font-size: 0.72rem; color: var(--home-muted); margin-bottom: 12px; }
.hr-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--home-border);
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--home-ink);
}
.hr-cta a {
  width: 32px; height: 32px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--home-grad);
  display: grid;
  place-items: center;
  color: #fff;
  text-decoration: none;
  font-size: 0.8rem;
}
.hv-quote {
  position: absolute;
  bottom: 0px;
  right: 0;
  z-index: 3;
  width: 210px;
  padding: 18px;
  border-radius: 18px;
  background: var(--home-glass-strong);
  border: 1px solid var(--home-border);
  backdrop-filter: blur(12px);
  box-shadow: var(--home-shadow);
}
.hv-quote > i {
  font-size: 1.3rem;
  color: var(--home-accent);
  opacity: 0.7;
  margin-bottom: 8px;
  display: block;
}
.hv-quote p {
  margin: 0 0 12px;
  font-size: 0.84rem;
  color: var(--home-ink);
  line-height: 1.6;
  font-style: italic;
}
.hv-quote span { font-size: 0.76rem; color: var(--home-muted); font-weight: 600; }

/* ---------- STATS STRIP ---------- */
.home-stats {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 22px clamp(16px, 4vw, 40px);
  margin: 8px auto;
  max-width: 1120px;
}
.home-stat {
  text-align: center;
  padding: 24px 16px;
  border-radius: 20px;
  background: var(--home-glass);
  border: 1px solid var(--home-border);
  backdrop-filter: blur(8px);
  transition: transform 0.3s var(--home-ease), border-color 0.3s;
}
.home-stat:hover { transform: translateY(-4px); border-color: var(--home-border-strong); }
.home-stat .n {
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  font-weight: 800;
  background: var(--home-grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}
.home-stat .l { color: var(--home-muted); font-size: 0.9rem; margin-top: 8px; font-weight: 500; }

/* ---------- Subject chips inside class cards ---------- */
.cc-subjects {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 4px 0 18px;
}
.cc-subject {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 12px;
  border-radius: 999px;
  background: var(--home-glass);
  border: 1px solid var(--home-border);
  color: var(--home-ink);
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 600;
  transition: all 0.22s var(--home-ease);
}
.cc-subject i { color: var(--home-accent-3); font-size: 0.8rem; }
.cc-subject:hover {
  background: var(--home-glass-strong);
  border-color: var(--home-border-strong);
  transform: translateY(-2px);
}
.cc-subject.cc-hot {
  background: linear-gradient(120deg, rgba(217, 160, 91, 0.18), rgba(201, 123, 90, 0.14));
  border-color: rgba(217, 160, 91, 0.45);
  color: var(--home-amber);
}
.cc-subject.cc-hot i { color: var(--home-amber); }

/* Class card now contains links — no longer itself an <a> */
.home-class-card { cursor: default; }
.home-class-card .go {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--home-accent-3);
  text-decoration: none;
  transition: gap 0.2s;
}
.home-class-card .go:hover { gap: 12px; }
.home-class-card .go:hover i { transform: translateX(4px); }

/* ---------- RECENT & POPULAR POSTS ---------- */
.home-posts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.home-posts-col { min-width: 0; }
.hpc-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 4px 14px;
  border-bottom: 1px solid var(--home-border);
  margin-bottom: 16px;
}
.hpc-title {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--home-ink);
}
.hpc-title i { color: var(--home-accent-3); font-size: 1.05rem; }
.hpc-more {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--home-accent-3);
  text-decoration: none;
}
.hpc-more:hover { text-decoration: underline; }
.hpc-badge {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--home-muted);
  background: var(--home-glass);
  border: 1px solid var(--home-border);
  padding: 4px 10px;
  border-radius: 999px;
}

.home-post-list { display: flex; flex-direction: column; gap: 14px; }

.hp-item {
  display: grid;
  grid-template-columns: 112px 1fr;
  gap: 15px;
  padding: 10px 12px;
  border-radius: 16px;
  background: var(--home-glass);
  border: 1px solid var(--home-border);
  backdrop-filter: blur(8px);
  text-decoration: none;
  color: inherit;
  transition: transform 0.25s var(--home-ease), border-color 0.25s, background 0.25s, box-shadow 0.25s;
  align-items: center;
  position: relative;
  overflow: hidden;
}
[data-theme="light"] .hp-item {
  background: rgba(255, 255, 255, 0.75);
  border-color: rgba(15, 23, 42, 0.08);
  box-shadow: 0 4px 16px -4px rgba(15, 23, 42, 0.05);
}
.hp-item:hover {
  transform: translateY(-3px);
  background: var(--home-glass-strong);
  border-color: var(--home-border-strong);
  box-shadow: 0 14px 28px -8px rgba(0, 0, 0, 0.22);
}
[data-theme="light"] .hp-item:hover {
  background: #ffffff;
  border-color: rgba(37, 99, 235, 0.35);
  box-shadow: 0 14px 28px -6px rgba(15, 23, 42, 0.12);
}
.hp-item:hover .hp-title {
  color: var(--home-accent);
}
.hp-item:hover .hp-thumb {
  transform: scale(1.06);
}

/* Thumbnail with 16:9 aspect ratio and rank overlay */
.hp-thumb-wrap {
  position: relative;
  width: 112px;
  height: 70px;
  border-radius: 12px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.12);
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.16);
}
[data-theme="light"] .hp-thumb-wrap {
  background: rgba(15, 23, 42, 0.05);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.08);
}
.hp-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
}

/* Rank Badge Over Thumbnail */
.hp-rank-badge {
  position: absolute;
  top: 5px;
  left: 5px;
  min-width: 22px;
  height: 20px;
  padding: 0 5px;
  border-radius: 6px;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(4px);
  z-index: 2;
}
.hp-rank-badge.rank-1 {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  box-shadow: 0 3px 10px rgba(245, 158, 11, 0.6);
}
.hp-rank-badge.rank-2 {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  box-shadow: 0 3px 10px rgba(2, 132, 199, 0.5);
}
.hp-rank-badge.rank-3 {
  background: linear-gradient(135deg, #7c3aed 0%, #6d28d9 100%);
  box-shadow: 0 3px 10px rgba(124, 58, 237, 0.5);
}
.hp-rank-badge.rank-default {
  background: rgba(15, 23, 42, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #f8fafc;
}

/* Post Body */
.hp-body {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Category & Trending Row */
.hp-tag-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}
.hp-cat-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--home-accent-3);
  background: rgba(111, 216, 200, 0.12);
  border: 1px solid rgba(111, 216, 200, 0.25);
  padding: 1px 7px;
  border-radius: 999px;
  line-height: 1.4;
  white-space: nowrap;
}
[data-theme="light"] .hp-cat-tag {
  color: var(--home-accent-3);
  background: rgba(14, 116, 144, 0.08);
  border-color: rgba(14, 116, 144, 0.22);
}
.hp-trend-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.66rem;
  font-weight: 700;
  color: #fb923c;
  background: rgba(249, 115, 22, 0.14);
  border: 1px solid rgba(249, 115, 22, 0.25);
  padding: 1px 7px;
  border-radius: 999px;
  line-height: 1.4;
  white-space: nowrap;
}
[data-theme="light"] .hp-trend-tag {
  color: #c2410c;
  background: rgba(234, 88, 12, 0.08);
  border-color: rgba(234, 88, 12, 0.22);
}

.hp-title {
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--home-ink);
  line-height: 1.42;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 6px;
  transition: color 0.2s ease;
}
.hp-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.74rem;
  color: var(--home-muted);
}
.hp-meta span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.hp-meta i { margin-right: 2px; color: var(--home-accent-3); font-size: 0.74rem; }
.hp-meta .hp-views i { color: var(--home-amber); }

/* Skeleton loader matching new dimensions */
.home-post-skel {
  display: grid;
  grid-template-columns: 112px 1fr;
  gap: 15px;
  padding: 10px 12px;
  border-radius: 16px;
  background: var(--home-glass);
  border: 1px solid var(--home-border);
  height: 90px;
  align-items: center;
  overflow: hidden;
}
.home-post-skel span {
  border-radius: 10px;
  background: linear-gradient(90deg, var(--home-glass-strong) 25%, var(--home-glass) 50%, var(--home-glass-strong) 75%);
  background-size: 200% 100%;
  animation: home-skel 1.4s ease-in-out infinite;
}
.home-post-skel span:first-child { width: 112px; height: 70px; border-radius: 12px; }
.home-post-skel span:last-child { width: 100%; height: 52px; }
@keyframes home-skel { to { background-position: -200% 0; } }

/* ---------- Section scaffolding ---------- */
.home-section {
  position: relative;
  z-index: 1;
  max-width: 1160px;
  margin: 0 auto;
  padding: clamp(52px, 7vw, 92px) 0;
}
.home-sec-head { text-align: center; margin-bottom: clamp(30px, 4vw, 48px); }
.home-sec-head .kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--home-accent-3);
  margin-bottom: 12px;
}
.home-sec-head h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 10px;
}
.home-sec-head p { color: var(--home-muted); max-width: 60ch; margin: 0 auto; font-size: 1.02rem; line-height: 1.65; }

/* ---------- BOARD / CLASS NAVIGATOR (3D tilt cards) ---------- */
.home-boards {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 32px;
}
.home-board-tab {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border-radius: 999px;
  background: var(--home-glass);
  border: 1px solid var(--home-border);
  color: var(--home-ink);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.98rem;
  font-weight: 700;
  transition: all 0.28s var(--home-ease);
}
.home-board-tab i { font-size: 1.05rem; }
.home-board-tab .sub { font-size: 0.78rem; font-weight: 600; color: var(--home-muted); }
.home-board-tab:hover { transform: translateY(-3px); border-color: var(--home-border-strong); }
.home-board-tab.active {
  background: var(--home-grad);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 14px 30px -12px rgba(124, 156, 245, 0.75);
}
.home-board-tab.active .sub { color: rgba(255, 255, 255, 0.85); }

.home-class-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.home-class-card {
  position: relative;
  padding: 28px 26px;
  border-radius: 22px;
  background: linear-gradient(155deg, var(--home-glass-strong), var(--home-glass));
  border: 1px solid var(--home-border);
  backdrop-filter: blur(10px);
  transform-style: preserve-3d;
  transition: transform 0.35s var(--home-ease), box-shadow 0.35s var(--home-ease), border-color 0.35s;
  overflow: hidden;
  will-change: transform;
}
.home-class-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(400px 200px at var(--mx, 50%) var(--my, 0%), rgba(124, 156, 245, 0.22), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.home-class-card:hover::after { opacity: 1; }
.home-class-card:hover { border-color: var(--home-border-strong); box-shadow: var(--home-shadow); }
.home-class-card .num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: auto;
  max-width: 100%;
  height: auto;
  padding: 8px 20px;
  border-radius: 12px;
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 16px;
  background: var(--home-grad);
  color: #fff;
  box-shadow: 0 8px 20px -8px rgba(124, 156, 245, 0.7);
  white-space: nowrap;
  letter-spacing: 0.02em;
  box-sizing: border-box;
  transform: translateZ(30px);
}
.home-class-card.warm .num {
  background: var(--home-grad-warm);
  box-shadow: 0 8px 20px -8px rgba(217, 160, 91, 0.7);
}
.home-class-card .ct { font-size: 1.28rem; font-weight: 800; margin-bottom: 6px; transform: translateZ(20px); }
.home-class-card .cs { color: var(--home-muted); font-size: 0.92rem; line-height: 1.55; margin-bottom: 16px; transform: translateZ(15px); }
.home-class-card .soon {
  position: absolute;
  top: 16px; right: 16px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--home-amber);
  background: rgba(217, 160, 91, 0.14);
  border: 1px solid rgba(217, 160, 91, 0.3);
  padding: 4px 10px;
  border-radius: 999px;
}

/* ---------- FEATURES ---------- */
.home-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.home-feature {
  padding: 24px;
  border-radius: 20px;
  background: var(--home-glass);
  border: 1px solid var(--home-border);
  backdrop-filter: blur(8px);
  transition: transform 0.3s var(--home-ease), border-color 0.3s;
}
.home-feature:hover { transform: translateY(-6px); border-color: var(--home-border-strong); }
.home-feature .fi {
  width: 50px; height: 50px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-size: 1.3rem;
  color: #fff;
  margin-bottom: 16px;
  background: var(--home-grad);
  box-shadow: 0 12px 26px -12px rgba(124, 156, 245, 0.7);
}
.home-feature:nth-child(2) .fi { background: linear-gradient(135deg, #6fd8c8, #7c9cf5); }
.home-feature:nth-child(3) .fi { background: linear-gradient(135deg, #9b8bf0, #c97b5a); }
.home-feature:nth-child(4) .fi { background: linear-gradient(135deg, #d9a05b, #c97b5a); }
.home-feature h3 { font-size: 1.08rem; font-weight: 800; margin: 0 0 8px; }
.home-feature p { color: var(--home-muted); font-size: 0.92rem; line-height: 1.6; margin: 0; }

/* ---------- CTA ---------- */
.home-cta {
  position: relative;
  overflow: hidden;
  max-width: 1040px;
  margin: 0 auto;
  padding: clamp(40px, 6vw, 64px) clamp(24px, 5vw, 56px);
  border-radius: 28px;
  text-align: center;
  background: linear-gradient(150deg, rgba(124, 156, 245, 0.16), rgba(155, 139, 240, 0.16));
  border: 1px solid var(--home-border-strong);
  backdrop-filter: blur(12px);
}
.home-cta::before {
  content: "";
  position: absolute;
  top: -60%; left: 50%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(111, 216, 200, 0.4), transparent 70%);
  transform: translateX(-50%);
  filter: blur(30px);
  pointer-events: none;
}
.home-cta h2 { font-size: clamp(1.7rem, 3.6vw, 2.6rem); font-weight: 800; margin: 0 0 12px; position: relative; }
.home-cta p { color: var(--home-muted); max-width: 54ch; margin: 0 auto 26px; line-height: 1.65; position: relative; }
.home-cta-actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; position: relative; }
.home-cta .btn-primary {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 30px; border-radius: 14px;
  background: var(--home-grad); color: #fff;
  font-weight: 800; text-decoration: none; font-size: 1rem;
  box-shadow: 0 16px 34px -14px rgba(124, 156, 245, 0.8);
  transition: transform 0.25s var(--home-ease);
}
.home-cta .btn-primary:hover { transform: translateY(-3px); }
.home-cta .btn-ghost {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 30px; border-radius: 14px;
  background: var(--home-glass-strong); color: var(--home-ink);
  border: 1px solid var(--home-border-strong);
  font-weight: 700; text-decoration: none; font-size: 1rem;
  transition: transform 0.25s var(--home-ease);
}
.home-cta .btn-ghost:hover { transform: translateY(-3px); }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .home-section {
    padding-left: clamp(20px, 4vw, 36px) !important;
    padding-right: clamp(20px, 4vw, 36px) !important;
    box-sizing: border-box !important;
  }
  .home-hero { grid-template-columns: 1fr; gap: 40px; min-height: auto; width: 100%; }
  .home-class-grid { grid-template-columns: repeat(2, 1fr); }
  .home-features { grid-template-columns: repeat(2, 1fr); }
  .home-hero-visual {
    position: relative !important;
    width: 100% !important;
    max-width: 600px !important;
    margin: 0 auto !important;
    min-height: 480px !important;
    height: 480px !important;
    display: block !important;
    padding: 0 !important;
    overflow: visible !important;
  }
  .hv-bg-blob { display: none; }
  .hv-portrait {
    position: absolute !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    top: 15px !important;
    width: 260px !important;
    height: 410px !important;
    margin: 0 auto !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    overflow: visible !important;
  }
  .hv-portrait img {
    width: 100% !important;
    height: 100% !important;
    object-fit: contain !important;
    object-position: bottom center !important;
  }
  .hv-fcard {
    position: absolute !important;
    z-index: 3 !important;
    width: 145px !important;
    padding: 10px 12px !important;
    gap: 8px !important;
    border-radius: 14px !important;
  }
  .hv-fcard-a {
    left: 0 !important;
    right: auto !important;
    top: 25px !important;
  }
  .hv-fcard-b {
    left: auto !important;
    right: 0 !important;
    top: 25px !important;
  }
  .hv-fcard-c {
    left: auto !important;
    right: 0 !important;
    top: 175px !important;
  }
  .hv-rating {
    position: absolute !important;
    left: 0 !important;
    right: auto !important;
    top: 175px !important;
    bottom: auto !important;
    width: 140px !important;
    padding: 9px 11px !important;
    border-radius: 14px !important;
    z-index: 4 !important;
    margin: 0 !important;
  }
  .hv-rating .hr-note { display: none !important; }
  /* Floating Quote over bottom of portrait in Tablet */
  .hv-quote {
    position: absolute !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    right: auto !important;
    bottom: 8px !important;
    top: auto !important;
    width: calc(100% - 20px) !important;
    max-width: 320px !important;
    margin: 0 auto !important;
    padding: 9px 12px !important;
    border-radius: 14px !important;
    z-index: 5 !important;
  }
  .hv-quote > i { font-size: 0.85rem !important; margin-bottom: 2px !important; }
  .hv-quote p {
    font-size: 0.76rem !important;
    line-height: 1.35 !important;
    margin: 0 0 3px !important;
  }
  .hv-quote span {
    font-size: 0.64rem !important;
  }
}

@media (max-width: 640px) {
  .home-section {
    padding-left: 16px !important;
    padding-right: 16px !important;
    box-sizing: border-box !important;
  }
  .home-stats { grid-template-columns: repeat(2, 1fr); padding: 18px 12px !important; }
  .home-class-grid { grid-template-columns: 1fr; }
  .home-features { grid-template-columns: 1fr; }
  .home-posts { grid-template-columns: 1fr; }

  .home-hero {
    min-height: auto !important;
    width: 100% !important;
    padding: 32px 14px 28px !important;
    overflow: visible !important;
  }
  .home-hero-left,
  .home-hero-right {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }
  .home-hero-copy {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }
  .home-search {
    width: 100% !important;
    max-width: 100% !important;
  }

  /* Mobile Hero: Image centered, cards floating around cleanly, quote over bottom */
  .home-hero-visual {
    position: relative !important;
    width: 100% !important;
    max-width: 350px !important;
    margin: 0 auto !important;
    min-height: 440px !important;
    height: 440px !important;
    display: block !important;
    padding: 0 !important;
    overflow: visible !important;
  }
  .hv-portrait {
    position: absolute !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    top: 15px !important;
    width: 215px !important;
    height: 355px !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    z-index: 1 !important;
    margin: 0 !important;
    overflow: visible !important;
  }
  .hv-portrait img {
    width: 100% !important;
    height: 100% !important;
    object-fit: contain !important;
    object-position: bottom center !important;
    display: block !important;
  }

  /* Compact floating cards for mobile */
  .hv-fcard {
    position: absolute !important;
    z-index: 3 !important;
    width: 124px !important;
    padding: 8px 9px !important;
    gap: 6px !important;
    border-radius: 12px !important;
    box-shadow: 0 10px 24px -8px rgba(30,40,90,0.2) !important;
  }
  .hv-fcard-ic {
    width: 26px !important;
    height: 26px !important;
    font-size: 0.75rem !important;
    border-radius: 7px !important;
    flex: 0 0 26px !important;
  }
  .hv-fcard strong {
    font-size: 0.72rem !important;
    margin-bottom: 1px !important;
    line-height: 1.2 !important;
  }
  .hv-fcard p {
    font-size: 0.60rem !important;
    line-height: 1.2 !important;
  }
  /* Floating Top-Left */
  .hv-fcard-a {
    left: 0 !important;
    right: auto !important;
    top: 20px !important;
  }
  /* Floating Top-Right */
  .hv-fcard-b {
    left: auto !important;
    right: 0 !important;
    top: 25px !important;
  }
  /* Floating Mid-Right */
  .hv-fcard-c {
    left: auto !important;
    right: 0 !important;
    top: 180px !important;
  }

  /* Floating Mid-Left: Rating */
  .hv-rating {
    position: absolute !important;
    left: 0 !important;
    right: auto !important;
    top: 135px !important;
    bottom: auto !important;
    width: 130px !important;
    padding: 9px 10px !important;
    border-radius: 12px !important;
    box-shadow: 0 10px 24px -8px rgba(30,40,90,0.2) !important;
    z-index: 4 !important;
    margin: 0 !important;
  }
  .hv-rating .hr-top span:first-child { font-size: 0.64rem !important; }
  .hv-rating .hr-score { font-size: 0.98rem !important; }
  .hv-rating .hr-score i { font-size: 0.65rem !important; }
  .hv-rating .hr-stars { gap: 1px !important; margin-bottom: 4px !important; }
  .hv-rating .hr-stars i { font-size: 0.65rem !important; }
  .hv-rating .hr-note { font-size: 0.58rem !important; margin-bottom: 5px !important; line-height: 1.2 !important; }
  .hv-rating .hr-cta { padding-top: 5px !important; font-size: 0.60rem !important; }
  .hv-rating .hr-cta a { width: 22px !important; height: 22px !important; font-size: 0.60rem !important; }

  /* Floating Bottom-Center: Testimonial Quote over image bottom */
  .hv-quote {
    position: absolute !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    right: auto !important;
    bottom: 12px !important;
    top: auto !important;
    width: calc(100% - 12px) !important;
    max-width: 338px !important;
    margin: 0 auto !important;
    padding: 9px 12px !important;
    border-radius: 13px !important;
    box-shadow: 0 10px 24px -8px rgba(30,40,90,0.2) !important;
    z-index: 5 !important;
  }
  .hv-quote > i { font-size: 0.85rem !important; margin-bottom: 2px !important; }
  .hv-quote p { font-size: 0.70rem !important; line-height: 1.35 !important; margin: 0 0 3px !important; }
  .hv-quote span { font-size: 0.60rem !important; }

  /* Mobile post card optimizations */
  .hp-item {
    grid-template-columns: 96px 1fr !important;
    gap: 11px !important;
    padding: 8px 10px !important;
    border-radius: 14px !important;
  }
  .hp-thumb-wrap {
    width: 96px !important;
    height: 60px !important;
    border-radius: 10px !important;
  }
  .hp-title {
    font-size: 0.88rem !important;
    line-height: 1.35 !important;
    margin-bottom: 4px !important;
  }
  .hp-meta {
    gap: 8px !important;
    font-size: 0.7rem !important;
  }
  .home-post-skel {
    grid-template-columns: 96px 1fr !important;
    gap: 11px !important;
    padding: 8px 10px !important;
    height: 78px !important;
  }
  .home-post-skel span:first-child {
    width: 96px !important;
    height: 60px !important;
    border-radius: 10px !important;
  }
}

@media (max-width: 360px) {
  .home-hero-visual {
    max-width: 330px !important;
    min-height: 430px !important;
    height: 430px !important;
  }
  .hv-portrait {
    width: 195px !important;
    height: 345px !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    overflow: visible !important;
  }
  .hv-fcard { width: 115px !important; padding: 7px 8px !important; }
  .hv-rating { width: 122px !important; top: 130px !important; padding: 7px 8px !important; }
  .hv-fcard-c { top: 175px !important; }
  .hv-quote { max-width: 315px !important; bottom: 8px !important; }

  .hp-item {
    grid-template-columns: 82px 1fr !important;
    gap: 9px !important;
    padding: 7px 8px !important;
  }
  .hp-thumb-wrap {
    width: 82px !important;
    height: 52px !important;
  }
  .hp-title {
    font-size: 0.82rem !important;
  }
  .hp-cat-tag, .hp-trend-tag {
    font-size: 0.62rem !important;
    padding: 1px 5px !important;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .hv-portrait, .hv-fcard, .hv-rating, .hv-quote { transition: none; }
  .reveal { transition: none; opacity: 1; transform: none; }
}