/* =====================================================
   100hobby — Stunning Modern Design System v2
   Glassmorphism · Mesh Gradients · Micro-animations
   ===================================================== */

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

/* ── Design Tokens ── */
:root {
  /* Vivid palette */
  --blue:       #2563eb;
  --blue-dark:  #1d4ed8;
  --blue-light: #eff6ff;
  --indigo:     #6366f1;
  --violet:     #7c3aed;
  --purple:     #9333ea;
  --pink:       #ec4899;
  --cyan:       #06b6d4;
  --teal:       #14b8a6;
  --emerald:    #10b981;
  --amber:      #f59e0b;
  --orange:     #f97316;
  --rose:       #f43f5e;

  /* Gradients */
  --grad-hero:    linear-gradient(135deg, #0f0c29, #302b63, #24243e);
  --grad-primary: linear-gradient(135deg, var(--blue), var(--indigo));
  --grad-warm:    linear-gradient(135deg, var(--orange), var(--pink));
  --grad-cool:    linear-gradient(135deg, var(--cyan), var(--blue));
  --grad-nature:  linear-gradient(135deg, var(--teal), var(--emerald));
  --grad-royal:   linear-gradient(135deg, var(--violet), var(--purple));
  --grad-sunset:  linear-gradient(135deg, var(--amber), var(--rose));
  --grad-ocean:   linear-gradient(135deg, #0ea5e9, var(--teal));
  --grad-forest:  linear-gradient(135deg, #15803d, var(--teal));
  --grad-fire:    linear-gradient(135deg, var(--orange), var(--rose));
  --grad-galaxy:  linear-gradient(135deg, var(--violet), var(--pink));
  --grad-arctic:  linear-gradient(135deg, var(--cyan), var(--indigo));

  /* Surfaces */
  --bg:         #f8fafc;
  --surface:    #ffffff;
  --surface-2:  #f1f5f9;
  --surface-3:  #e2e8f0;
  --glass:      rgba(255,255,255,0.12);
  --glass-border: rgba(255,255,255,0.20);
  --border:     #e2e8f0;
  --border-2:   #cbd5e1;

  /* Text */
  --text:       #0f172a;
  --text-muted: #64748b;
  --text-light: #94a3b8;

  /* Effects */
  --radius:    14px;
  --radius-sm: 8px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow:    0 4px 20px rgba(0,0,0,0.08), 0 1px 3px rgba(0,0,0,0.05);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12), 0 4px 12px rgba(0,0,0,0.06);
  --shadow-xl: 0 24px 64px rgba(0,0,0,0.16);
  --shadow-glow-blue:  0 0 30px rgba(99,102,241,0.35);
  --shadow-glow-pink:  0 0 30px rgba(236,72,153,0.35);
  --shadow-glow-teal:  0 0 30px rgba(20,184,166,0.35);
  --transition: 0.25s cubic-bezier(.4,0,.2,1);
  --transition-slow: 0.45s cubic-bezier(.4,0,.2,1);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --nav-h: 68px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }
ul { list-style: none; }

/* ── Typography ── */
h1 { font-size: clamp(2.2rem,5vw,3.8rem); font-weight: 900; line-height: 1.1; letter-spacing: -0.03em; }
h2 { font-size: clamp(1.6rem,3vw,2.5rem); font-weight: 800; line-height: 1.2; letter-spacing: -0.02em; }
h3 { font-size: 1.3rem; font-weight: 700; letter-spacing: -0.01em; }
h4 { font-size: 1.05rem; font-weight: 600; }
p  { color: var(--text-muted); line-height: 1.7; }

/* Gradient Text */
.grad-text {
  background: linear-gradient(135deg, var(--blue), var(--violet), var(--pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.grad-text-warm {
  background: linear-gradient(135deg, var(--amber), var(--orange), var(--rose));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Layout ── */
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.section    { padding: 96px 0; }
.section-sm { padding: 56px 0; }
.grid-2  { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; }
.grid-3  { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.grid-4  { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.flex         { display: flex; }
.flex-center  { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-gap     { display: flex; align-items: center; gap: 12px; }
.text-center  { text-align: center; }

/* ══════════════════════════════════════════
   NAVBAR
══════════════════════════════════════════ */
.navbar {
  position: sticky; top: 0; z-index: 1000;
  height: var(--nav-h);
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(255,255,255,0.6);
  box-shadow: 0 1px 0 rgba(0,0,0,0.06), 0 4px 24px rgba(0,0,0,0.04);
  transition: var(--transition);
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; width: 100%; }

.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 900; font-size: 1.4rem;
  background: linear-gradient(135deg, var(--blue), var(--violet));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.nav-logo .logo-icon {
  width: 38px; height: 38px; border-radius: 10px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--blue), var(--violet), var(--pink));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; box-shadow: 0 4px 12px rgba(99,102,241,.4);
}
.nav-links { display: flex; align-items: center; gap: 2px; }
.nav-links a {
  padding: 7px 13px; border-radius: var(--radius-sm); font-size: 0.875rem;
  font-weight: 500; color: var(--text-muted); transition: var(--transition); white-space: nowrap;
}
.nav-links a:hover { color: var(--blue); background: var(--blue-light); }
.nav-links a.active { color: var(--blue); background: var(--blue-light); font-weight: 600; }

.lang-select {
  padding: 7px 12px; border-radius: var(--radius-sm); border: 1px solid var(--border);
  font-size: 0.82rem; background: var(--surface); color: var(--text); cursor: pointer;
  transition: var(--transition);
}
.lang-select:hover { border-color: var(--blue); }

.btn-nav {
  padding: 9px 20px; border-radius: var(--radius-sm); font-size: 0.875rem;
  font-weight: 700; background: var(--grad-primary); color: #fff;
  transition: var(--transition); box-shadow: 0 2px 10px rgba(99,102,241,.3);
  white-space: nowrap;
}
.btn-nav:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(99,102,241,.45); }

.hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.hamburger span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: var(--transition); }

/* ══════════════════════════════════════════
   BUTTONS
══════════════════════════════════════════ */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 26px; border-radius: var(--radius); font-weight: 700;
  font-size: 0.95rem; transition: var(--transition); cursor: pointer;
  white-space: nowrap; position: relative; overflow: hidden;
}
/* Shimmer overlay */
.btn::after {
  content: ''; position: absolute; top: 0; left: -100%; width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.25), transparent);
  transition: left 0.5s ease;
}
.btn:hover::after { left: 160%; }

.btn-primary {
  background: var(--grad-primary); color: #fff; border: 2px solid transparent;
  box-shadow: 0 4px 16px rgba(99,102,241,.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(99,102,241,.50); }

.btn-warm {
  background: var(--grad-warm); color: #fff; border: 2px solid transparent;
  box-shadow: 0 4px 16px rgba(249,115,22,.35);
}
.btn-warm:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(249,115,22,.5); }

.btn-outline {
  background: transparent; color: var(--blue); border: 2px solid var(--blue);
}
.btn-outline:hover { background: var(--blue-light); transform: translateY(-2px); }

.btn-glass {
  background: var(--glass); color: #fff; border: 1.5px solid var(--glass-border);
  backdrop-filter: blur(8px);
}
.btn-glass:hover { background: rgba(255,255,255,.2); transform: translateY(-2px); }

.btn-lg  { padding: 16px 32px; font-size: 1.05rem; border-radius: var(--radius-lg); }
.btn-sm  { padding: 8px 18px; font-size: 0.82rem; border-radius: var(--radius-sm); }
.btn-xs  { padding: 6px 14px; font-size: 0.78rem; border-radius: var(--radius-sm); }

/* ══════════════════════════════════════════
   HERO SECTION
══════════════════════════════════════════ */
.hero {
  position: relative; overflow: hidden;
  background: var(--grad-hero);
  padding: 110px 0 90px;
  color: #fff;
}
/* Animated mesh gradient blobs */
.hero-blob {
  position: absolute; border-radius: 50%;
  filter: blur(80px); opacity: 0.5; pointer-events: none;
  animation: floatBlob 8s ease-in-out infinite;
}
.hero-blob-1 {
  width: 600px; height: 600px; top: -200px; left: -100px;
  background: radial-gradient(circle, rgba(99,102,241,.8), transparent 70%);
  animation-delay: 0s;
}
.hero-blob-2 {
  width: 500px; height: 500px; top: -100px; right: -100px;
  background: radial-gradient(circle, rgba(236,72,153,.7), transparent 70%);
  animation-delay: -3s;
}
.hero-blob-3 {
  width: 400px; height: 400px; bottom: -150px; left: 40%;
  background: radial-gradient(circle, rgba(6,182,212,.6), transparent 70%);
  animation-delay: -5s;
}
/* Grid pattern overlay */
.hero::before {
  content: '';
  position: absolute; inset: 0; z-index: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 50px 50px;
}
/* Noise texture */
.hero::after {
  content: ''; position: absolute; inset: 0; z-index: 0; opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.hero .container { position: relative; z-index: 1; text-align: center; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2);
  padding: 7px 18px; border-radius: 50px; font-size: 0.82rem; font-weight: 600;
  margin-bottom: 28px; backdrop-filter: blur(8px); letter-spacing: .02em;
  animation: fadeUp .6s ease both;
}
.badge-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--emerald); animation: pulse 2s infinite; }

.hero h1 {
  color: #fff; margin-bottom: 20px;
  animation: fadeUp .6s ease .1s both;
}
.hero h1 .accent-word {
  background: linear-gradient(135deg, #a5f3fc, #818cf8, #f9a8d4);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero > .container > p {
  color: rgba(255,255,255,.75); font-size: 1.15rem; max-width: 580px;
  margin: 0 auto 40px; animation: fadeUp .6s ease .2s both;
}
.hero-cta-row {
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
  animation: fadeUp .6s ease .3s both; margin-bottom: 64px;
}

/* ── Stats ── */
.hero-stats {
  display: flex; gap: 0; justify-content: center;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  max-width: 680px; margin: 0 auto;
  animation: fadeUp .6s ease .4s both;
  overflow: hidden;
}
.hero-stat {
  flex: 1; padding: 24px 20px; text-align: center;
  border-right: 1px solid rgba(255,255,255,.1);
}
.hero-stat:last-child { border-right: none; }
.hero-stat-num { font-size: 2rem; font-weight: 900; color: #fff; letter-spacing: -.03em; }
.hero-stat-label { font-size: 0.78rem; color: rgba(255,255,255,.55); margin-top: 2px; font-weight: 500; }

/* ── Floating emoji decorations ── */
.hero-floats {
  position: absolute; inset: 0; pointer-events: none; overflow: hidden; z-index: 1;
}
.float-item {
  position: absolute; font-size: 1.8rem; opacity: 0.15;
  animation: floatItem 6s ease-in-out infinite;
}
.float-item:nth-child(1)  { top:15%; left:8%;  animation-delay:0s;   font-size:2.2rem; }
.float-item:nth-child(2)  { top:25%; right:7%; animation-delay:-1s;  }
.float-item:nth-child(3)  { top:60%; left:5%;  animation-delay:-2s;  font-size:1.4rem; }
.float-item:nth-child(4)  { top:70%; right:9%; animation-delay:-3s;  font-size:2rem; }
.float-item:nth-child(5)  { top:40%; left:3%;  animation-delay:-4s;  font-size:1.5rem; }
.float-item:nth-child(6)  { top:50%; right:4%; animation-delay:-1.5s;font-size:1.6rem; }
.float-item:nth-child(7)  { top:82%; left:15%; animation-delay:-2.5s;font-size:1.3rem; }
.float-item:nth-child(8)  { top:12%; right:20%;animation-delay:-3.5s;font-size:1.5rem; }

/* ══════════════════════════════════════════
   SEARCH
══════════════════════════════════════════ */
.search-wrap {
  position: relative; max-width: 600px; margin: 0 auto;
  animation: fadeUp .6s ease .25s both;
}
.search-input {
  width: 100%; padding: 18px 24px 18px 56px;
  border: 2px solid transparent;
  border-radius: 50px; font-size: 1rem;
  background: rgba(255,255,255,.15);
  backdrop-filter: blur(12px);
  color: #fff; outline: none; transition: var(--transition);
  box-shadow: 0 4px 24px rgba(0,0,0,.2), inset 0 1px 0 rgba(255,255,255,.15);
}
.search-input::placeholder { color: rgba(255,255,255,.55); }
.search-input:focus {
  background: rgba(255,255,255,.22);
  border-color: rgba(255,255,255,.5);
  box-shadow: 0 0 0 4px rgba(255,255,255,.1), 0 8px 32px rgba(0,0,0,.25);
}
/* Light variant (for pages without dark hero) */
.search-light .search-input {
  background: var(--surface); color: var(--text);
  border-color: var(--border);
  box-shadow: var(--shadow);
}
.search-light .search-input::placeholder { color: var(--text-light); }
.search-light .search-input:focus { border-color: var(--blue); box-shadow: 0 0 0 4px rgba(99,102,241,.1); }
.search-light .search-icon { color: var(--text-muted); }

.search-icon {
  position: absolute; left: 20px; top: 50%; transform: translateY(-50%);
  font-size: 1.2rem; pointer-events: none; color: rgba(255,255,255,.7);
}
.search-results {
  position: absolute; top: calc(100% + 10px); left: 0; right: 0;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-xl);
  max-height: 340px; overflow-y: auto; z-index: 200; display: none;
}
.search-results.open { display: block; }
.search-result-item {
  display: flex; align-items: center; gap: 14px;
  padding: 13px 18px; cursor: pointer; transition: var(--transition);
}
.search-result-item:hover { background: var(--blue-light); }
.search-result-item:first-child { border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
.search-result-item:last-child  { border-radius: 0 0 var(--radius-lg) var(--radius-lg); }
.search-result-item .ri-emoji { font-size: 1.5rem; width: 36px; text-align: center; }

/* ══════════════════════════════════════════
   CATEGORY CARDS — each gets unique gradient
══════════════════════════════════════════ */
.cat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px,1fr)); gap: 14px; }
.cat-card {
  position: relative; padding: 24px 16px; text-align: center; cursor: pointer;
  border-radius: var(--radius-lg); overflow: hidden;
  transition: var(--transition); color: #fff;
  box-shadow: 0 4px 16px rgba(0,0,0,.12);
}
.cat-card::before {
  content: ''; position: absolute; inset: 0;
  background: rgba(255,255,255,.08);
  opacity: 0; transition: var(--transition);
}
.cat-card:hover { transform: translateY(-6px) scale(1.02); box-shadow: 0 16px 40px rgba(0,0,0,.2); }
.cat-card:hover::before { opacity: 1; }
.cat-card .cat-emoji { font-size: 2.2rem; margin-bottom: 10px; display: block; filter: drop-shadow(0 2px 8px rgba(0,0,0,.2)); }
.cat-card h3 { font-size: 0.82rem; font-weight: 700; color: #fff; margin-bottom: 3px; }
.cat-card .cat-count { font-size: 0.72rem; color: rgba(255,255,255,.7); }

.cat-outdoor    { background: var(--grad-forest); }
.cat-arts       { background: var(--grad-galaxy); }
.cat-sports     { background: var(--grad-fire); }
.cat-tech       { background: var(--grad-primary); }
.cat-music      { background: var(--grad-sunset); }
.cat-food       { background: var(--grad-warm); }
.cat-collecting { background: var(--grad-ocean); }
.cat-mind       { background: var(--grad-arctic); }
.cat-social     { background: var(--grad-cool); }
.cat-diy        { background: linear-gradient(135deg, #854d0e, #d97706); }

/* ══════════════════════════════════════════
   HOBBY CARDS
══════════════════════════════════════════ */
.card {
  background: var(--surface); border-radius: var(--radius-lg);
  border: 1px solid var(--border); overflow: hidden;
  transition: var(--transition); box-shadow: var(--shadow);
  position: relative;
}
.card::before {
  content: ''; position: absolute; inset: 0;
  background: var(--grad-primary); opacity: 0;
  transition: opacity .4s ease; z-index: 0; border-radius: var(--radius-lg);
}
.card:hover { transform: translateY(-8px); box-shadow: var(--shadow-xl); border-color: transparent; }
.card:hover::before { opacity: 0.04; }
.card-body { padding: 22px; position: relative; z-index: 1; }

.hobby-card { cursor: pointer; }
.hobby-card-icon-wrap {
  width: 60px; height: 60px; border-radius: 16px; margin-bottom: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem; position: relative; overflow: hidden;
  box-shadow: 0 4px 12px rgba(0,0,0,.1);
}
.hobby-card-icon-wrap::after {
  content: ''; position: absolute; inset: 0; opacity: .15;
}
/* Category-specific icon colors */
.card[data-cat=outdoor]    .hobby-card-icon-wrap { background: linear-gradient(135deg, #dcfce7, #a7f3d0); }
.card[data-cat=arts]       .hobby-card-icon-wrap { background: linear-gradient(135deg, #ede9fe, #ddd6fe); }
.card[data-cat=sports]     .hobby-card-icon-wrap { background: linear-gradient(135deg, #fee2e2, #fecaca); }
.card[data-cat=tech]       .hobby-card-icon-wrap { background: linear-gradient(135deg, #eff6ff, #dbeafe); }
.card[data-cat=music]      .hobby-card-icon-wrap { background: linear-gradient(135deg, #fef3c7, #fde68a); }
.card[data-cat=food]       .hobby-card-icon-wrap { background: linear-gradient(135deg, #ffedd5, #fed7aa); }
.card[data-cat=collecting] .hobby-card-icon-wrap { background: linear-gradient(135deg, #cffafe, #a5f3fc); }
.card[data-cat=mind]       .hobby-card-icon-wrap { background: linear-gradient(135deg, #e0e7ff, #c7d2fe); }
.card[data-cat=social]     .hobby-card-icon-wrap { background: linear-gradient(135deg, #fce7f3, #fbcfe8); }
.card[data-cat=diy]        .hobby-card-icon-wrap { background: linear-gradient(135deg, #fef9c3, #fef08a); }

.hobby-card h3 { font-size: 1rem; margin-bottom: 6px; }
.hobby-card p  { font-size: 0.83rem; line-height: 1.55; }
.hobby-card .meta-row {
  display: flex; align-items: center; gap: 8px;
  margin-top: 12px; font-size: 0.76rem; color: var(--text-muted);
}
.hobby-card .meta-sep { color: var(--text-light); }
.tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 12px; }
.tag {
  padding: 3px 10px; border-radius: 20px; font-size: 0.72rem; font-weight: 600;
  background: var(--surface-2); color: var(--text-muted);
}
.tag-blue    { background: #dbeafe; color: var(--blue-dark); }
.tag-violet  { background: #ede9fe; color: var(--violet); }
.tag-green   { background: #dcfce7; color: #15803d; }
.tag-amber   { background: #fef3c7; color: #92400e; }
.tag-pink    { background: #fce7f3; color: #9d174d; }

/* ── Trending badge on card ── */
.trend-badge {
  position: absolute; top: 16px; right: 16px; z-index: 2;
  background: var(--grad-fire); color: #fff;
  padding: 3px 9px; border-radius: 20px; font-size: 0.68rem; font-weight: 700;
  box-shadow: 0 2px 8px rgba(249,115,22,.4);
}

/* ══════════════════════════════════════════
   SECTION HEADERS
══════════════════════════════════════════ */
.section-header { text-align: center; margin-bottom: 52px; }
.section-header .eyebrow {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em;
  color: var(--blue); background: var(--blue-light);
  padding: 5px 14px; border-radius: 20px; margin-bottom: 14px;
}
.section-header h2   { margin-bottom: 12px; }
.section-header p    { max-width: 540px; margin: 0 auto; }

/* ══════════════════════════════════════════
   FEATURE CARDS (Why 100hobby)
══════════════════════════════════════════ */
.feature-card {
  padding: 32px 28px; border-radius: var(--radius-lg);
  background: var(--surface); border: 1px solid var(--border);
  box-shadow: var(--shadow); transition: var(--transition); overflow: hidden;
  position: relative;
}
.feature-card::after {
  content: ''; position: absolute; bottom: -40px; right: -40px;
  width: 120px; height: 120px; border-radius: 50%;
  transition: var(--transition); opacity: .06;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.feature-card:hover::after { transform: scale(2.5); opacity: .1; }
.feature-card:nth-child(1)::after { background: var(--blue); }
.feature-card:nth-child(2)::after { background: var(--violet); }
.feature-card:nth-child(3)::after { background: var(--amber); }
.feature-card:nth-child(4)::after { background: var(--pink); }
.feature-card:nth-child(5)::after { background: var(--teal); }
.feature-card:nth-child(6)::after { background: var(--emerald); }

.feature-icon {
  width: 56px; height: 56px; border-radius: 14px; margin-bottom: 18px;
  display: flex; align-items: center; justify-content: center; font-size: 1.6rem;
  box-shadow: 0 4px 12px rgba(0,0,0,.1);
}
.fi-blue   { background: linear-gradient(135deg, var(--blue), var(--indigo)); }
.fi-violet { background: var(--grad-royal); }
.fi-amber  { background: linear-gradient(135deg, var(--amber), var(--orange)); }
.fi-pink   { background: var(--grad-warm); }
.fi-teal   { background: var(--grad-ocean); }
.fi-green  { background: var(--grad-nature); }

.feature-card h3   { font-size: 1.05rem; margin-bottom: 8px; }
.feature-card p    { font-size: 0.875rem; }

/* ══════════════════════════════════════════
   GLASSMORPHISM PANELS
══════════════════════════════════════════ */
.glass-panel {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-radius: var(--radius-lg);
}

/* ══════════════════════════════════════════
   GRADIENT SECTION DIVIDERS
══════════════════════════════════════════ */
.wave-divider { overflow: hidden; line-height: 0; }
.wave-divider svg { display: block; width: 100%; }

/* ══════════════════════════════════════════
   FILTER CONTROLS
══════════════════════════════════════════ */
.category-filter {
  display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; padding: 16px 0;
}
.filter-btn {
  padding: 9px 18px; border-radius: 50px; font-size: 0.83rem; font-weight: 600;
  border: 2px solid var(--border); color: var(--text-muted);
  background: var(--surface); transition: var(--transition); cursor: pointer;
  white-space: nowrap;
}
.filter-btn:hover { border-color: var(--blue); color: var(--blue); background: var(--blue-light); }
.filter-btn.active { border-color: var(--blue); color: var(--blue); background: var(--blue-light); box-shadow: 0 0 0 3px rgba(99,102,241,.15); }

/* ══════════════════════════════════════════
   TABS
══════════════════════════════════════════ */
.tabs { border-bottom: 2px solid var(--border); display: flex; gap: 0; }
.tab-btn {
  padding: 14px 22px; font-weight: 600; font-size: 0.875rem;
  color: var(--text-muted); border-bottom: 3px solid transparent;
  margin-bottom: -2px; transition: var(--transition); cursor: pointer;
  display: flex; align-items: center; gap: 7px; white-space: nowrap;
}
.tab-btn:hover  { color: var(--blue); }
.tab-btn.active { color: var(--blue); border-bottom-color: var(--blue); }
.tab-panel { display: none; padding: 32px 0; }
.tab-panel.active { display: block; }

/* ══════════════════════════════════════════
   FORUM
══════════════════════════════════════════ */
.forum-thread {
  padding: 20px 22px; border-radius: var(--radius); border: 1px solid var(--border);
  margin-bottom: 10px; background: var(--surface); transition: var(--transition); cursor: pointer;
  position: relative; overflow: hidden;
}
.forum-thread::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--grad-primary); opacity: 0; transition: var(--transition);
}
.forum-thread:hover { border-color: var(--blue); background: #fafbff; transform: translateX(4px); }
.forum-thread:hover::before { opacity: 1; }

.forum-avatar {
  width: 42px; height: 42px; border-radius: 50%; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: 0.85rem;
}
.av-blue   { background: var(--grad-primary); }
.av-pink   { background: var(--grad-warm); }
.av-teal   { background: var(--grad-ocean); }
.av-violet { background: var(--grad-royal); }
.av-amber  { background: linear-gradient(135deg, var(--amber), var(--orange)); }

.forum-thread-header { display: flex; align-items: start; gap: 14px; }
.forum-meta { font-size: 0.78rem; color: var(--text-muted); margin-top: 3px; }
.forum-stats { display: flex; gap: 16px; margin-top: 12px; }
.forum-stat  { display: flex; align-items: center; gap: 5px; font-size: 0.78rem; color: var(--text-muted); }

/* ══════════════════════════════════════════
   PRODUCT CARDS
══════════════════════════════════════════ */
.product-card { cursor: pointer; }
.product-img  {
  width: 100%; height: 200px; display: flex; align-items: center;
  justify-content: center; font-size: 4.5rem; position: relative; overflow: hidden;
}
.product-card:hover .product-img { background-size: 105%; }
.product-card h4   { margin-bottom: 6px; font-size: 0.9rem; line-height: 1.4; }
.price-row         { display: flex; align-items: baseline; gap: 8px; margin-top: 8px; }
.price             { font-size: 1.3rem; font-weight: 900; background: var(--grad-primary); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.old-price         { font-size: 0.83rem; color: var(--text-muted); text-decoration: line-through; }
.stars             { color: var(--amber); font-size: 0.83rem; }
.btn-buy {
  display: block; width: 100%; margin-top: 14px; text-align: center;
  padding: 11px; border-radius: var(--radius); background: linear-gradient(135deg, #ff9900, #e47911);
  color: #fff; font-weight: 800; font-size: 0.88rem; transition: var(--transition);
  box-shadow: 0 4px 12px rgba(228,121,17,.35); position: relative; overflow: hidden;
}
.btn-buy::after { content:''; position:absolute; top:0; left:-100%; width:60%; height:100%; background:linear-gradient(90deg,transparent,rgba(255,255,255,.25),transparent); transition:left .5s ease; }
.btn-buy:hover  { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(228,121,17,.5); }
.btn-buy:hover::after { left: 160%; }
.amazon-badge  { display: inline-flex; align-items: center; gap: 5px; font-size: 0.72rem; color: var(--text-muted); margin-top: 6px; }

/* Gradient product img backgrounds */
.product-img.pi-1 { background: linear-gradient(135deg, #ede9fe, #ddd6fe); }
.product-img.pi-2 { background: linear-gradient(135deg, #dbeafe, #bfdbfe); }
.product-img.pi-3 { background: linear-gradient(135deg, #dcfce7, #bbf7d0); }
.product-img.pi-4 { background: linear-gradient(135deg, #fce7f3, #fbcfe8); }
.product-img.pi-5 { background: linear-gradient(135deg, #fef3c7, #fde68a); }
.product-img.pi-6 { background: linear-gradient(135deg, #cffafe, #a5f3fc); }
.product-img.pi-7 { background: linear-gradient(135deg, #ffedd5, #fed7aa); }
.product-img.pi-8 { background: linear-gradient(135deg, #f0fdf4, #dcfce7); }

/* ══════════════════════════════════════════
   VIDEO CARDS
══════════════════════════════════════════ */
.video-card { cursor: pointer; }
.video-thumb {
  position: relative; width: 100%; height: 185px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  display: flex; align-items: center; justify-content: center; overflow: hidden;
}
.vt-1 { background: linear-gradient(135deg, #1e1b4b, #312e81, #4338ca); }
.vt-2 { background: linear-gradient(135deg, #450a0a, #7f1d1d, #b91c1c); }
.vt-3 { background: linear-gradient(135deg, #0c4a6e, #0369a1, #0284c7); }
.vt-4 { background: linear-gradient(135deg, #1a1a2e, #16213e, #0f3460); }
.play-btn {
  width: 58px; height: 58px; border-radius: 50%;
  background: rgba(255,255,255,.92); display: flex; align-items: center;
  justify-content: center; font-size: 1.3rem; transition: var(--transition);
  box-shadow: 0 4px 20px rgba(0,0,0,.3);
}
.video-card:hover .play-btn { transform: scale(1.12); background: #fff; box-shadow: 0 8px 32px rgba(0,0,0,.4); }
.platform-badge {
  position: absolute; top: 12px; right: 12px;
  padding: 3px 9px; border-radius: 6px; font-size: 0.7rem; font-weight: 800;
  color: #fff; letter-spacing: .03em;
}
.platform-yt  { background: #ff0000; }
.platform-ig  { background: linear-gradient(135deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }
.platform-web { background: var(--blue); }

/* ══════════════════════════════════════════
   RESOURCE LINKS
══════════════════════════════════════════ */
.resource-link {
  display: flex; align-items: center; gap: 14px;
  padding: 16px 18px; border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--surface); margin-bottom: 10px; cursor: pointer;
  transition: var(--transition); position: relative; overflow: hidden;
}
.resource-link::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px; background: var(--grad-primary); opacity: 0; transition: var(--transition);
}
.resource-link:hover { border-color: var(--blue); background: var(--blue-light); padding-left: 22px; }
.resource-link:hover::before { opacity: 1; }
.resource-icon { font-size: 1.5rem; flex-shrink: 0; }
.resource-link .meta { font-size: 0.78rem; color: var(--text-muted); }
.resource-link .ext  { margin-left: auto; color: var(--text-light); font-size: 0.85rem; font-weight: 700; }

/* ══════════════════════════════════════════
   DETAIL HERO
══════════════════════════════════════════ */
.detail-hero {
  position: relative; overflow: hidden;
  padding: 64px 0 52px; color: #fff;
}
.detail-hero::before {
  content: ''; position: absolute; inset: 0; z-index: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 44px 44px;
}
.detail-hero .container { position: relative; z-index: 1; }
.detail-hero h1          { color: #fff; font-size: clamp(2rem,4vw,3rem); }
.detail-hero > .container > p { color: rgba(255,255,255,.8); font-size: 1.05rem; max-width: 640px; }
.detail-hero-emoji       { font-size: 5rem; margin-bottom: 16px; filter: drop-shadow(0 4px 16px rgba(0,0,0,.3)); }
.detail-meta             { display: flex; gap: 20px; flex-wrap: wrap; margin-top: 20px; }
.detail-meta-item        { display: flex; align-items: center; gap: 7px; font-size: 0.875rem; color: rgba(255,255,255,.85); }

/* Category-specific hero gradients */
.dh-outdoor    { background: linear-gradient(135deg, #064e3b, #065f46, #047857); }
.dh-arts       { background: linear-gradient(135deg, #4c1d95, #5b21b6, #6d28d9); }
.dh-sports     { background: linear-gradient(135deg, #7f1d1d, #991b1b, #b91c1c); }
.dh-tech       { background: linear-gradient(135deg, #1e3a8a, #1e40af, #1d4ed8); }
.dh-music      { background: linear-gradient(135deg, #78350f, #92400e, #b45309); }
.dh-food       { background: linear-gradient(135deg, #7c2d12, #9a3412, #c2410c); }
.dh-collecting { background: linear-gradient(135deg, #0c4a6e, #075985, #0369a1); }
.dh-mind       { background: linear-gradient(135deg, #1e1b4b, #312e81, #3730a3); }
.dh-social     { background: linear-gradient(135deg, #831843, #9d174d, #be185d); }
.dh-diy        { background: linear-gradient(135deg, #451a03, #7c2d12, #92400e); }

/* ══════════════════════════════════════════
   BREADCRUMB
══════════════════════════════════════════ */
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.83rem; color: var(--text-muted); padding: 16px 0; flex-wrap: wrap;
}
.breadcrumb a:hover { color: var(--blue); }
.breadcrumb-sep     { color: var(--text-light); }

/* ══════════════════════════════════════════
   SIDEBAR
══════════════════════════════════════════ */
.detail-layout { display: grid; grid-template-columns: 1fr 320px; gap: 36px; align-items: start; }
.sidebar-card {
  background: var(--surface); border-radius: var(--radius-lg);
  border: 1px solid var(--border); padding: 24px; margin-bottom: 20px;
  box-shadow: var(--shadow);
}
.sidebar-card h4 { margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.stat-row { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--border); font-size: 0.875rem; }
.stat-row:last-child { border-bottom: none; padding-bottom: 0; }
.stat-row strong { color: var(--text); }

.skill-bar  { background: var(--surface-2); border-radius: 4px; height: 7px; margin-top: 6px; overflow: hidden; }
.skill-fill {
  height: 100%; border-radius: 4px;
  background: linear-gradient(90deg, var(--blue), var(--violet), var(--pink));
  animation: skillGrow .8s ease both;
}

/* ══════════════════════════════════════════
   BADGES
══════════════════════════════════════════ */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 9px; border-radius: 20px; font-size: 0.72rem; font-weight: 700;
  background: var(--grad-primary); color: #fff;
}
.badge-success { background: var(--grad-nature); }
.badge-danger  { background: var(--grad-fire); }
.badge-amber   { background: linear-gradient(135deg, var(--amber), var(--orange)); }

/* ══════════════════════════════════════════
   NEWSLETTER
══════════════════════════════════════════ */
.newsletter {
  border-radius: var(--radius-xl); padding: 64px 52px; text-align: center; color: #fff;
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
}
.newsletter::before {
  content: ''; position: absolute; top: -100px; left: -100px;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(99,102,241,.5), transparent 70%);
  pointer-events: none;
}
.newsletter::after {
  content: ''; position: absolute; bottom: -80px; right: -80px;
  width: 300px; height: 300px; border-radius: 50%;
  background: radial-gradient(circle, rgba(236,72,153,.4), transparent 70%);
  pointer-events: none;
}
.newsletter > * { position: relative; z-index: 1; }
.newsletter h2 { color: #fff; margin-bottom: 12px; }
.newsletter p  { color: rgba(255,255,255,.75); margin-bottom: 32px; }
.newsletter-form { display: flex; gap: 12px; max-width: 480px; margin: 0 auto; }
.newsletter-input {
  flex: 1; padding: 14px 20px; border-radius: var(--radius);
  border: 2px solid rgba(255,255,255,.25);
  background: rgba(255,255,255,.12); color: #fff; font-size: 0.9rem;
  outline: none; backdrop-filter: blur(8px); transition: var(--transition);
}
.newsletter-input::placeholder { color: rgba(255,255,255,.55); }
.newsletter-input:focus { border-color: rgba(255,255,255,.6); background: rgba(255,255,255,.18); }

/* ══════════════════════════════════════════
   SUBSCRIBE MODAL
══════════════════════════════════════════ */
.sub-modal-overlay {
  position: fixed; inset: 0; z-index: 9000;
  background: rgba(7,7,17,.65); backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px; opacity: 0; transition: opacity .28s ease;
}
.sub-modal-overlay.sub-modal-visible { opacity: 1; }
.sub-modal-overlay.sub-modal-visible .sub-modal {
  transform: translateY(0) scale(1);
}
.sub-modal {
  background: var(--surface); border-radius: var(--radius-xl);
  padding: 40px 36px; max-width: 520px; width: 100%;
  box-shadow: 0 32px 80px rgba(0,0,0,.45);
  border: 1px solid var(--border);
  position: relative;
  transform: translateY(32px) scale(.97);
  transition: transform .28s cubic-bezier(.34,1.56,.64,1);
  max-height: 92vh; overflow-y: auto;
}
.sub-modal-close {
  position: absolute; top: 14px; right: 18px;
  background: none; border: none; font-size: 1.5rem; cursor: pointer;
  color: var(--text-muted); line-height: 1; padding: 4px 8px;
  border-radius: var(--radius); transition: var(--transition);
}
.sub-modal-close:hover { background: var(--border); color: var(--text); }
.sub-modal-header { text-align: center; margin-bottom: 28px; }
.sub-modal-header h2 { margin-bottom: 8px; }
.sub-modal-header p { color: var(--text-muted); font-size: .9rem; }
.sub-email-display {
  background: linear-gradient(135deg,rgba(99,102,241,.1),rgba(236,72,153,.08));
  border: 1px solid rgba(99,102,241,.25); border-radius: var(--radius);
  padding: 12px 16px; text-align: center; font-size: .9rem;
  color: var(--primary); margin-bottom: 24px;
}
.sub-label { font-size: .8rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: .05em; color: var(--text-muted); margin-bottom: 10px; }
.sub-cats {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px;
}
.sub-cat-chip {
  display: flex; align-items: center; gap: 5px;
  padding: 6px 12px; border-radius: 50px;
  border: 1.5px solid var(--border); cursor: pointer;
  font-size: .82rem; font-weight: 500; transition: var(--transition);
  user-select: none;
}
.sub-cat-chip:hover { border-color: var(--primary); color: var(--primary); }
.sub-cat-chip input { display: none; }
.sub-cat-chip:has(input:checked) {
  background: var(--primary); border-color: var(--primary); color: #fff;
}
.sub-freq { margin-bottom: 28px; }
.sub-freq-options { display: flex; flex-direction: column; gap: 10px; }
.sub-freq-opt {
  display: flex; align-items: center; gap: 10px; cursor: pointer;
  font-size: .88rem; padding: 10px 14px; border-radius: var(--radius);
  border: 1.5px solid var(--border); transition: var(--transition);
}
.sub-freq-opt:hover { border-color: var(--primary); }
.sub-freq-opt:has(input:checked) {
  border-color: var(--primary); background: rgba(99,102,241,.06);
}
.sub-freq-opt input { accent-color: var(--primary); }
.sub-confirm-btn { width: 100%; padding: 14px; font-size: 1rem; }

/* ══════════════════════════════════════════
   FAQ SECTION
══════════════════════════════════════════ */
.faq-list { display: flex; flex-direction: column; gap: 12px; margin-top: 40px; }
.faq-item {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { border-color: var(--primary); }
.faq-item summary {
  padding: 20px 24px; font-weight: 600; font-size: .95rem;
  cursor: pointer; list-style: none; display: flex;
  justify-content: space-between; align-items: center; gap: 12px;
  color: var(--text);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+'; font-size: 1.4rem; color: var(--primary);
  font-weight: 300; flex-shrink: 0; transition: transform .25s;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item[open] { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary); }
.faq-item p {
  padding: 0 24px 20px; color: var(--text-muted); line-height: 1.75;
  font-size: .9rem;
}
.faq-item p a { color: var(--primary); text-decoration: underline; }
@media(max-width:600px) {
  .faq-item summary { padding: 16px 18px; font-size: .88rem; }
  .faq-item p { padding: 0 18px 16px; }
}

/* ══════════════════════════════════════════
   FOOTER
══════════════════════════════════════════ */
.footer { background: #070711; color: rgba(255,255,255,.6); padding: 72px 0 36px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 56px; }
.footer-brand p { font-size: 0.875rem; line-height: 1.75; margin-top: 12px; }
.footer h5 {
  font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em;
  margin-bottom: 18px; color: rgba(255,255,255,.85);
}
.footer ul li { margin-bottom: 10px; }
.footer ul li a { font-size: 0.875rem; transition: var(--transition); }
.footer ul li a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08); padding-top: 28px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px;
}
.footer-bottom p { font-size: 0.78rem; }

.social-links { display: flex; gap: 10px; margin-top: 20px; }
.social-link {
  width: 38px; height: 38px; border-radius: 10px;
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.1);
  display: flex; align-items: center; justify-content: center; font-size: 1rem;
  transition: var(--transition);
}
.social-link:hover { background: var(--grad-primary); border-color: transparent; transform: translateY(-2px); box-shadow: 0 4px 16px rgba(99,102,241,.4); }

/* ══════════════════════════════════════════
   PAGINATION
══════════════════════════════════════════ */
.pagination { display: flex; gap: 8px; justify-content: center; padding: 36px 0; }
.page-btn {
  width: 42px; height: 42px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.875rem; font-weight: 600; border: 1.5px solid var(--border);
  background: var(--surface); color: var(--text-muted); cursor: pointer;
  transition: var(--transition);
}
.page-btn:hover { background: var(--blue-light); border-color: var(--blue); color: var(--blue); }
.page-btn.active { background: var(--grad-primary); color: #fff; border-color: transparent; box-shadow: 0 4px 12px rgba(99,102,241,.4); }

/* ══════════════════════════════════════════
   TOAST
══════════════════════════════════════════ */
.toast {
  position: fixed; bottom: 28px; right: 28px; z-index: 9999;
  background: linear-gradient(135deg, #1e1b4b, #312e81);
  color: #fff; padding: 14px 22px; border-radius: var(--radius);
  font-size: 0.875rem; font-weight: 500;
  box-shadow: 0 8px 32px rgba(0,0,0,.3), 0 0 0 1px rgba(255,255,255,.1) inset;
  transform: translateY(120px) scale(0.95); opacity: 0;
  transition: var(--transition); pointer-events: none;
}
.toast.show { transform: translateY(0) scale(1); opacity: 1; }

/* ══════════════════════════════════════════
   DIFFICULTY DOTS
══════════════════════════════════════════ */
.difficulty      { display: flex; gap: 3px; }
.difficulty-dot  { width: 9px; height: 9px; border-radius: 50%; background: rgba(255,255,255,.2); }
.difficulty-dot.filled { background: var(--amber); box-shadow: 0 0 6px rgba(245,158,11,.6); }

/* ══════════════════════════════════════════
   RICH CONTENT
══════════════════════════════════════════ */
.rich-content h3 { margin: 32px 0 12px; color: var(--text); font-size: 1.15rem; }
.rich-content p  { margin-bottom: 14px; line-height: 1.8; }
.rich-content ul { margin: 12px 0 22px 20px; }
.rich-content ul li { margin-bottom: 9px; color: var(--text-muted); }
.rich-content ul li::marker { color: var(--blue); }

/* ══════════════════════════════════════════
   ANIMATIONS
══════════════════════════════════════════ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes floatBlob {
  0%,100% { transform: translate(0,0) scale(1); }
  33%      { transform: translate(30px,-20px) scale(1.05); }
  66%      { transform: translate(-20px,30px) scale(.95); }
}
@keyframes floatItem {
  0%,100% { transform: translateY(0) rotate(0deg); }
  50%      { transform: translateY(-14px) rotate(6deg); }
}
@keyframes pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50%      { opacity: .7; transform: scale(1.3); }
}
@keyframes skillGrow {
  from { transform: scaleX(0); transform-origin: left; }
  to   { transform: scaleX(1); }
}
@keyframes cardReveal {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.animate-in { animation: cardReveal .45s ease both; }
.s1  { animation-delay: .05s; }
.s2  { animation-delay: .10s; }
.s3  { animation-delay: .15s; }
.s4  { animation-delay: .20s; }
.s5  { animation-delay: .25s; }
.s6  { animation-delay: .30s; }
.s7  { animation-delay: .35s; }
.s8  { animation-delay: .40s; }

/* Scroll reveal (progressive enhancement) */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ══════════════════════════════════════════
   AUTH MODALS
══════════════════════════════════════════ */
.auth-overlay {
  position: fixed; inset: 0; background: rgba(10,16,40,.55);
  backdrop-filter: blur(6px); z-index: 2000;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transition: opacity .25s ease;
}
.auth-overlay.open { opacity: 1; pointer-events: all; }

.auth-modal {
  background: #fff; border-radius: 20px;
  padding: 40px; width: 100%; max-width: 420px;
  box-shadow: 0 32px 80px rgba(0,0,0,.22);
  transform: translateY(20px) scale(.97); transition: transform .3s cubic-bezier(.34,1.56,.64,1);
  position: relative;
}
.auth-overlay.open .auth-modal { transform: translateY(0) scale(1); }

.auth-modal-close {
  position: absolute; top: 16px; right: 18px;
  background: none; border: none; font-size: 1.5rem; cursor: pointer;
  color: var(--text-muted); line-height: 1; transition: color .2s;
}
.auth-modal-close:hover { color: var(--text); }

.auth-logo {
  text-align: center; font-size: 2.5rem; margin-bottom: 4px;
}
.auth-title {
  text-align: center; font-size: 1.5rem; font-weight: 800;
  margin-bottom: 6px; color: var(--text);
}
.auth-subtitle {
  text-align: center; color: var(--text-muted); font-size: 0.9rem;
  margin-bottom: 28px;
}

.auth-form .form-group { margin-bottom: 16px; }
.auth-form label {
  display: block; font-size: 0.85rem; font-weight: 600;
  color: var(--text); margin-bottom: 6px;
}
.auth-form input {
  width: 100%; padding: 12px 14px; border: 2px solid var(--border);
  border-radius: 10px; font-size: 0.95rem; font-family: inherit;
  transition: border-color .2s, box-shadow .2s; box-sizing: border-box;
  background: #fafafa; color: var(--text);
}
.auth-form input:focus {
  outline: none; border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(59,130,246,.15);
  background: #fff;
}
.auth-form input.error { border-color: #ef4444; }

.auth-btn {
  width: 100%; padding: 14px; border: none; border-radius: 10px;
  background: linear-gradient(135deg, var(--blue), var(--violet));
  color: #fff; font-size: 1rem; font-weight: 700; cursor: pointer;
  margin-top: 8px; transition: opacity .2s, transform .15s;
  font-family: inherit;
}
.auth-btn:hover { opacity: .92; transform: translateY(-1px); }
.auth-btn:active { transform: translateY(0); }
.auth-btn:disabled { opacity: .6; cursor: not-allowed; transform: none; }

.auth-switch {
  text-align: center; margin-top: 20px; font-size: 0.875rem;
  color: var(--text-muted);
}
.auth-switch a {
  color: var(--blue); font-weight: 600; cursor: pointer; text-decoration: none;
}
.auth-switch a:hover { text-decoration: underline; }

.auth-error {
  background: #fef2f2; color: #dc2626; border: 1px solid #fecaca;
  border-radius: 8px; padding: 10px 14px; font-size: 0.875rem;
  margin-bottom: 14px; display: none;
}
.auth-error.show { display: block; }
.auth-success {
  background: #f0fdf4; color: #16a34a; border: 1px solid #bbf7d0;
  border-radius: 8px; padding: 10px 14px; font-size: 0.875rem;
  margin-bottom: 14px; display: none;
}
.auth-success.show { display: block; }

/* ── User avatar in navbar ── */
.nav-user {
  display: flex; align-items: center; gap: 10px;
  position: relative;
}
.nav-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--violet));
  color: #fff; font-weight: 800; font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; user-select: none;
  transition: transform .2s, box-shadow .2s;
  border: 2px solid rgba(255,255,255,.4);
}
.nav-avatar:hover { transform: scale(1.1); box-shadow: 0 4px 12px rgba(99,102,241,.4); }

.nav-dropdown {
  position: absolute; top: calc(100% + 10px); right: 0;
  background: #fff; border-radius: 14px;
  box-shadow: 0 16px 48px rgba(0,0,0,.18); border: 1px solid var(--border);
  min-width: 200px; padding: 8px; z-index: 1000;
  display: none;
}
.nav-dropdown.open { display: block; animation: cardReveal .2s ease; }
.nav-dropdown-header {
  padding: 10px 12px 12px; border-bottom: 1px solid var(--border);
  margin-bottom: 6px;
}
.nav-dropdown-header strong { display: block; font-size: 0.9rem; color: var(--text); }
.nav-dropdown-header span { font-size: 0.78rem; color: var(--text-muted); }
.nav-dropdown a {
  display: flex; align-items: center; gap: 8px;
  padding: 9px 12px; border-radius: 8px; font-size: 0.875rem;
  color: var(--text); text-decoration: none; transition: background .15s;
}
.nav-dropdown a:hover { background: var(--surface); }
.nav-dropdown-divider { height: 1px; background: var(--border); margin: 6px 0; }
.nav-dropdown .logout-btn {
  width: 100%; text-align: left; background: none; border: none;
  display: flex; align-items: center; gap: 8px;
  padding: 9px 12px; border-radius: 8px; font-size: 0.875rem;
  color: #dc2626; cursor: pointer; font-family: inherit; transition: background .15s;
}
.nav-dropdown .logout-btn:hover { background: #fef2f2; }

/* ── Detail page FAQ accordion ── */
details[open] > summary > span { transform: rotate(180deg); }
details > summary::-webkit-details-marker { display: none; }
details > summary { transition: background .15s; }
details > summary:hover { background: rgba(0,0,0,.03); }

/* ── Save hobby button ── */
.btn-save-hobby {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 20px; border-radius: 10px; font-size: 0.875rem;
  font-weight: 600; cursor: pointer; transition: all .2s;
  border: 2px solid var(--border); background: #fff; color: var(--text);
  font-family: inherit;
}
.btn-save-hobby:hover { border-color: var(--blue); color: var(--blue); }
.btn-save-hobby.saved { background: var(--blue); color: #fff; border-color: var(--blue); }
.btn-save-hobby.saved:hover { background: #2563eb; border-color: #2563eb; }

/* ══════════════════════════════════════════
   UTILITY
══════════════════════════════════════════ */
.hidden     { display: none !important; }
.text-primary { color: var(--blue); }
.text-muted   { color: var(--text-muted); }
.fw-900       { font-weight: 900; }
.fw-700       { font-weight: 700; }
.fs-sm        { font-size: 0.875rem; }
.fs-xs        { font-size: 0.78rem; }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-24 { margin-bottom: 24px; }

/* ══════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════ */
@media (max-width: 1024px) {
  .detail-layout { grid-template-columns: 1fr; }
  .footer-grid   { grid-template-columns: 1fr 1fr; }
  .grid-4        { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: fixed; top: var(--nav-h); left: 0; right: 0;
    background: rgba(255,255,255,.97); backdrop-filter: blur(16px);
    padding: 24px; gap: 6px; border-top: 1px solid var(--border); z-index: 999;
    box-shadow: 0 24px 48px rgba(0,0,0,.15);
  }
  .nav-links.open a { padding: 14px 16px; font-size: 1rem; border-radius: var(--radius); }
  .hero { padding: 72px 0 52px; }
  .section { padding: 64px 0; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .hero-stats { flex-direction: column; gap: 0; max-width: 300px; border-radius: var(--radius); }
  .hero-stat  { border-right: none; border-bottom: 1px solid rgba(255,255,255,.1); }
  .hero-stat:last-child { border-bottom: none; }
  .newsletter { padding: 40px 24px; }
  .newsletter-form { flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .tabs { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .tab-btn { white-space: nowrap; }
  .hero-floats { display: none; }
}
@media (max-width: 480px) {
  .container  { padding: 0 16px; }
  h1          { font-size: 2rem; }
  .btn-lg     { padding: 14px 24px; font-size: 0.95rem; }
  .hero-badge { font-size: 0.78rem; }
  .cat-grid   { grid-template-columns: repeat(auto-fill, minmax(110px,1fr)); }
}