/* =============================================================
   HocMai — Homepage CSS v4.0 (home.css)
   Loaded only on front-page via wp_enqueue_scripts
   ============================================================= */

/* ────────────────────────────────────────────────────────────
   SHARED BUTTONS
──────────────────────────────────────────────────────────── */
.hmt-btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font); font-weight: 700; font-size: var(--text-sm);
  border: none; cursor: pointer; text-decoration: none;
  border-radius: var(--r-full); transition: all var(--dur) var(--ease);
  letter-spacing: -.01em; white-space: nowrap;
}
.hmt-btn--lg   { padding: 14px 28px; font-size: var(--text-md); }
.hmt-btn--sm   { padding: 8px 18px; }
.hmt-btn:hover { text-decoration: none; }

.hmt-btn--primary {
  background: linear-gradient(135deg, var(--clr-indigo-800), var(--clr-violet-500));
  color: #fff;
  box-shadow: var(--shadow-btn);
}
.hmt-btn--primary:hover { transform: translateY(-2px) scale(1.02); box-shadow: 0 8px 28px rgba(124,58,237,0.45); }

.hmt-btn--ghost {
  background: rgba(255,255,255,0.10);
  color: rgba(255,255,255,0.9);
  border: 1.5px solid rgba(255,255,255,0.25);
  backdrop-filter: blur(8px);
}
.hmt-btn--ghost:hover { background: rgba(255,255,255,0.18); border-color: rgba(255,255,255,0.4); transform: translateY(-2px); }

.hmt-btn--outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--border-strong);
  padding: 10px 20px;
}
.hmt-btn--outline:hover { border-color: var(--primary); background: var(--primary-soft); }

.hmt-btn--white {
  background: #fff;
  color: var(--clr-indigo-800);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.hmt-btn--white:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(0,0,0,0.2); }

/* ────────────────────────────────────────────────────────────
   SECTION SHARED
──────────────────────────────────────────────────────────── */
.hmt-section { padding: var(--sp-16) 0; }
.hmt-section--alt { background: rgba(139,92,246,0.03); }

.hmt-section-header { text-align: center; max-width: 600px; margin: 0 auto var(--sp-10); }
.hmt-section-header--row {
  display: flex; align-items: flex-end; justify-content: space-between;
  text-align: left; max-width: none; flex-wrap: wrap; gap: var(--sp-4);
}
.hmt-section-eyebrow {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem; font-weight: 800;
  text-transform: uppercase; letter-spacing: .15em;
  color: var(--primary);
  background: linear-gradient(135deg, rgba(124,58,237,0.12), rgba(236,72,153,0.12));
  padding: 6px 18px; border-radius: var(--r-full);
  margin-bottom: var(--sp-5);
  box-shadow: inset 0 0 0 1.5px rgba(124,58,237,0.15);
  transform: translateY(0);
}
.hmt-section-title {
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 900; letter-spacing: -.04em; line-height: 1.15;
  background: linear-gradient(135deg, var(--clr-indigo-950) 0%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--sp-4);
  padding-bottom: 4px; /* prevent gradient clipping */
}
.hmt-section-desc { font-size: 1.125rem; color: var(--text-secondary); line-height: 1.7; font-weight: 500; }

/* ────────────────────────────────────────────────────────────
   HERO
──────────────────────────────────────────────────────────── */
.hmt-home-hero {
  min-height: calc(100vh - var(--nav-h));
  display: flex; align-items: center;
  background: linear-gradient(160deg, var(--clr-indigo-950) 0%, var(--clr-indigo-800) 55%, #312e81 100%);
  position: relative; overflow: hidden;
  padding: var(--sp-20) 0 var(--sp-16);
}

/* Background layers */
.hmt-home-hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hmt-hero-blob {
  position: absolute; border-radius: 50%;
  filter: blur(72px);
  animation: blobFloat 20s ease-in-out infinite alternate;
}
.hmt-hero-blob--1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(139,92,246,0.28), transparent 70%);
  top: -150px; right: -100px; animation-delay: 0s;
}
.hmt-hero-blob--2 {
  width: 450px; height: 450px;
  background: radial-gradient(circle, rgba(236,72,153,0.18), transparent 70%);
  bottom: -100px; left: -80px; animation-delay: -8s;
}
.hmt-hero-blob--3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(34,211,238,0.12), transparent 70%);
  top: 40%; left: 40%; animation-delay: -14s;
}
.hmt-hero-grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

.hmt-home-hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-12);
  align-items: center;
  position: relative; z-index: 1;
}
@media (max-width: 900px) { .hmt-home-hero-inner { grid-template-columns: 1fr; } }

/* Hero content */
.hmt-hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: var(--text-sm); font-weight: 600;
  color: var(--clr-violet-400);
  background: rgba(167,139,250,0.12);
  border: 1px solid rgba(167,139,250,0.25);
  padding: 6px 16px; border-radius: var(--r-full);
  margin-bottom: var(--sp-5);
  backdrop-filter: blur(8px);
}
.hmt-hero-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--clr-violet-400);
  animation: pulse 2s ease infinite;
}
@keyframes pulse {
  0%,100% { transform: scale(1); opacity: 1; }
  50%      { transform: scale(1.4); opacity: 0.7; }
}

.hmt-home-hero-title {
  font-size: clamp(2.2rem, 5.5vw, 3.75rem);
  font-weight: 900; letter-spacing: -.045em; line-height: 1.08;
  color: #fff; margin-bottom: var(--sp-5);
}
.hmt-grad-text {
  background: linear-gradient(135deg, var(--clr-violet-400) 0%, var(--clr-pink-400) 60%, var(--clr-cyan-400) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hmt-home-hero-desc {
  font-size: var(--text-lg); color: rgba(255,255,255,0.70);
  line-height: 1.7; margin-bottom: var(--sp-8); max-width: 480px;
}
.hmt-home-hero-desc strong { color: #fff; font-weight: 700; }
.hmt-home-hero-actions { display: flex; gap: var(--sp-4); flex-wrap: wrap; }

/* Hero visual - floating cards */
.hmt-home-hero-visual {
  position: relative; height: 400px;
  display: flex; align-items: center; justify-content: center;
}
@media (max-width: 900px) { .hmt-home-hero-visual { display: none; } }

.hmt-hero-card-float { position: absolute; }
.hmt-hero-card-float--1 { top: 20px; left: 0; animation: float1 6s ease-in-out infinite; }
.hmt-hero-card-float--2 { bottom: 40px; right: 20px; animation: float2 7s ease-in-out infinite; }
.hmt-hero-card-float--3 { top: 60%; left: 60%; animation: float3 5s ease-in-out infinite; }

@keyframes float1 { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-14px)} }
@keyframes float2 { 0%,100%{transform:translateY(0)} 50%{transform:translateY(12px)} }
@keyframes float3 { 0%,100%{transform:translateY(0) rotate(-2deg)} 50%{transform:translateY(-8px) rotate(2deg)} }

.hmt-hero-mini-card {
  display: flex; align-items: center; gap: var(--sp-3);
  background: rgba(255,255,255,0.10);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--r-xl); padding: var(--sp-4) var(--sp-5);
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
  width: 260px;
}
.hmt-hero-mini-card-icon {
  width: 40px; height: 40px; border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.hmt-hero-mini-card-title { font-size: var(--text-sm); font-weight: 700; color: #fff; }
.hmt-hero-mini-card-meta  { font-size: var(--text-xs); color: rgba(255,255,255,.55); margin-top: 2px; }
.hmt-hero-mini-card-badge {
  margin-left: auto; padding: 2px 10px;
  background: var(--clr-violet-400); color: var(--clr-indigo-950);
  border-radius: var(--r-full); font-size: var(--text-xs); font-weight: 800;
  flex-shrink: 0;
}

.hmt-hero-score-widget {
  background: rgba(255,255,255,0.10);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--r-xl); padding: var(--sp-5);
  text-align: center; width: 140px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}
.hmt-hero-score-circle {
  width: 80px; height: 80px; position: relative;
  margin: 0 auto var(--sp-2);
  display: flex; align-items: center; justify-content: center;
}
.hmt-hero-score-circle svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.hmt-hero-score-circle span { position: relative; z-index: 1; font-size: 1.25rem; font-weight: 900; color: #fff; }
.hmt-hero-score-label { font-size: var(--text-xs); color: rgba(255,255,255,.55); font-weight: 500; }

.hmt-hero-streak {
  background: rgba(255,255,255,0.10);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--r-full);
  padding: 8px 20px;
  font-size: var(--text-sm); font-weight: 700; color: #fff;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  white-space: nowrap;
}

/* ────────────────────────────────────────────────────────────
   STATS BAR
──────────────────────────────────────────────────────────── */
.hmt-stats-bar {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--border-glass);
  border-bottom: 1px solid var(--border-glass);
  padding: var(--sp-5) 0;
  box-shadow: var(--shadow-card);
}
.hmt-stats-grid {
  display: flex; align-items: center; justify-content: center;
  gap: var(--sp-6); flex-wrap: wrap;
}
.hmt-stat-item { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.hmt-stat-num {
  font-size: var(--text-2xl); font-weight: 900;
  color: var(--text); letter-spacing: -.04em;
}
.hmt-stat-label { font-size: var(--text-xs); color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: .06em; }
.hmt-stat-divider { width: 1px; height: 40px; background: var(--border); flex-shrink: 0; }
@media (max-width: 540px) { .hmt-stat-divider { display: none; } .hmt-stats-grid { gap: var(--sp-8); } }

/* ────────────────────────────────────────────────────────────
   GRADE GRID
──────────────────────────────────────────────────────────── */
.hmt-grade-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sp-3);
}
.hmt-grade-card {
  flex: 1 1 calc(14.28% - var(--sp-3));
  min-width: 140px;
  max-width: 190px;
}
@media (max-width: 1100px) { .hmt-grade-card { flex: 1 1 calc(20% - var(--sp-3)); } }
@media (max-width: 768px)  { .hmt-grade-card { flex: 1 1 calc(25% - var(--sp-3)); max-width: 200px; } }
@media (max-width: 480px)  {
  .hmt-grade-grid { justify-content: flex-start; }
  .hmt-grade-card { flex: 1 1 calc(50% - var(--sp-3)); min-width: unset; max-width: none; }
}

.hmt-grade-card {
  display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
  background: var(--grade-bg, #ede9fe);
  border: 1px solid rgba(0,0,0,0.04);
  border-radius: var(--r-xl);
  padding: 24px 12px;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur), border-color var(--dur);
  position: relative; overflow: hidden;
  box-shadow: 0 4px 12px rgba(0,0,0,0.02);
}
.hmt-grade-card::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.7) 0%, rgba(255,255,255,0.1) 100%);
  pointer-events: none;
}
.hmt-grade-card:hover {
  transform: translateY(-5px) scale(1.02);
  box-shadow: 0 12px 24px rgba(0,0,0,0.06);
  border-color: rgba(255,255,255,0.5);
  text-decoration: none;
}
.hmt-grade-card--dark { background: linear-gradient(135deg, var(--clr-indigo-800), var(--clr-indigo-950)) !important; color: #fff; border-color: rgba(255,255,255,0.1); }
.hmt-grade-card--dark::before { background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 80%); }

.hmt-grade-card-inner { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; gap: 8px; width: 100%; }
.hmt-grade-icon-wrap {
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.65);
  border-radius: 14px;
  color: var(--primary);
  margin-bottom: 4px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.03);
  transition: transform var(--dur-fast), background var(--dur-fast);
}
.hmt-grade-card:hover .hmt-grade-icon-wrap { transform: scale(1.08); background: #fff; }
.hmt-grade-card--dark .hmt-grade-icon-wrap { background: rgba(255,255,255,0.12); color: #fff; box-shadow: none; }
.hmt-grade-card:hover.hmt-grade-card--dark .hmt-grade-icon-wrap { background: rgba(255,255,255,0.2); }

.hmt-grade-label { display: flex; flex-direction: column; align-items: center; justify-content: center; font-size: 0.9375rem; font-weight: 800; color: inherit; }
.hmt-grade-count { font-size: 0.75rem; color: inherit; opacity: .7; font-weight: 600; }

/* ────────────────────────────────────────────────────────────
   SUBJECT PILLS
──────────────────────────────────────────────────────────── */
.hmt-subject-pills {
  display: flex; flex-wrap: wrap; gap: var(--sp-3);
  justify-content: center;
}
.hmt-subject-pill {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  padding: 10px 20px;
  background: var(--pill-bg, #ede9fe);
  border: 1.5px solid transparent;
  border-radius: var(--r-full);
  color: var(--pill-color, #5b21b6);
  font-size: var(--text-sm); font-weight: 700;
  text-decoration: none;
  transition: transform var(--dur-fast), box-shadow var(--dur-fast), border-color var(--dur-fast);
}
.hmt-subject-pill:hover {
  border-color: var(--pill-color, #5b21b6);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
  text-decoration: none;
}
.hmt-subject-pill-count {
  background: rgba(0,0,0,0.08);
  border-radius: var(--r-full);
  padding: 1px 8px;
  font-size: var(--text-xs); font-weight: 600;
}

/* ────────────────────────────────────────────────────────────
   FEATURES
──────────────────────────────────────────────────────────── */
.hmt-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
}
@media (max-width: 900px) { .hmt-features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .hmt-features-grid { grid-template-columns: 1fr; } }

.hmt-feature-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-glass);
  border-radius: var(--r-xl);
  padding: var(--sp-6);
  box-shadow: var(--shadow-card);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur);
}
.hmt-feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}
.hmt-feature-icon {
  width: 52px; height: 52px;
  border-radius: var(--r-lg);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--sp-4);
  transition: transform var(--dur-fast);
}
.hmt-feature-card:hover .hmt-feature-icon { transform: scale(1.08) rotate(-3deg); }
.hmt-feature-card h3 { font-size: var(--text-md); font-weight: 800; margin-bottom: var(--sp-2); color: var(--text); }
.hmt-feature-card p  { font-size: var(--text-sm); color: var(--text-secondary); line-height: 1.65; }

/* ────────────────────────────────────────────────────────────
   CTA SECTION
──────────────────────────────────────────────────────────── */
.hmt-cta-section { padding: 0 0 var(--sp-16); }
.hmt-cta-card {
  background: linear-gradient(135deg, var(--clr-indigo-800) 0%, var(--clr-violet-600) 100%);
  border-radius: var(--r-2xl);
  padding: var(--sp-16) var(--sp-10);
  position: relative; overflow: hidden;
  box-shadow: 0 20px 60px rgba(107,70,193,0.3);
}
.hmt-cta-bg { position: absolute; inset: 0; pointer-events: none; }
.hmt-cta-blob {
  position: absolute; border-radius: 50%;
  filter: blur(60px); pointer-events: none;
}
.hmt-cta-blob--1 {
  width: 400px; height: 400px;
  background: rgba(167,139,250,0.25);
  top: -150px; right: -80px;
}
.hmt-cta-blob--2 {
  width: 300px; height: 300px;
  background: rgba(236,72,153,0.15);
  bottom: -100px; left: -60px;
}
.hmt-cta-inner {
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: var(--sp-8);
}
.hmt-cta-text { flex: 1; min-width: 280px; }
.hmt-cta-inner h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.5rem);
  font-weight: 900; color: #fff;
  letter-spacing: -.04em; margin-bottom: var(--sp-3);
}
.hmt-cta-inner p {
  font-size: var(--text-lg); color: rgba(255,255,255,.7);
}
@media (max-width: 640px) {
  .hmt-cta-inner { flex-direction: column; text-align: center; gap: var(--sp-6); }
  .hmt-cta-inner .hmt-btn { width: 100%; justify-content: center; }
}

/* Card thumb overlay (gradient sheen on hover) */
.hmt-card-thumb-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(15,10,46,0.15), transparent 50%);
  opacity: 0;
  transition: opacity var(--dur-fast);
}
.hmt-card:hover .hmt-card-thumb-overlay { opacity: 1; }

/* Quiz card when no thumbnail — styled gradient fill */
.hmt-card-thumb:not(:has(img)) {
  background: linear-gradient(135deg, var(--clr-violet-100) 0%, #f0e4ff 100%);
}