/* ================================================================
   ScriptVault — Main Stylesheet
   Modern dark/light theme with colorful SaaS accents
   ================================================================ */

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

/* ===== CSS VARIABLES — DARK (default) ===== */
:root {
  --bg-body:        #0a0b14;
  --bg-surface:     #11131c;
  --bg-surface-2:   #181b27;
  --bg-elevated:    #1f2333;
  --border:         #262a3d;
  --border-soft:    rgba(255,255,255,.06);

  --text-primary:   #f1f3f9;
  --text-secondary: #a5acc4;
  --text-muted:     #6b7290;

  --accent:         #7c3aed;
  --accent-2:       #a855f7;
  --accent-blue:    #3b82f6;
  --accent-pink:    #ec4899;
  --accent-green:   #10b981;
  --accent-orange:  #f59e0b;
  --accent-red:     #ef4444;

  --gradient-1:     linear-gradient(135deg, #7c3aed 0%, #3b82f6 100%);
  --gradient-2:     linear-gradient(135deg, #ec4899 0%, #7c3aed 100%);
  --gradient-3:     linear-gradient(135deg, #10b981 0%, #3b82f6 100%);
  --gradient-glow:  radial-gradient(circle at 50% 0%, rgba(124,58,237,.18), transparent 60%);

  --shadow-sm:      0 1px 3px rgba(0,0,0,.3);
  --shadow:         0 8px 24px rgba(0,0,0,.4);
  --shadow-lg:      0 18px 48px rgba(0,0,0,.5);
  --shadow-glow:    0 0 32px rgba(124,58,237,.35);

  --radius:         14px;
  --radius-lg:      20px;
  --radius-sm:      8px;

  --font-display:   'Sora', system-ui, sans-serif;
  --font-body:      'Plus Jakarta Sans', system-ui, sans-serif;
  --font-mono:      'JetBrains Mono', monospace;
}

/* ===== LIGHT THEME ===== */
[data-theme="light"] {
  --bg-body:        #fafbff;
  --bg-surface:     #ffffff;
  --bg-surface-2:   #f4f5fb;
  --bg-elevated:    #ffffff;
  --border:         #e5e7ee;
  --border-soft:    rgba(0,0,0,.05);

  --text-primary:   #0f172a;
  --text-secondary: #475569;
  --text-muted:     #94a3b8;

  --gradient-glow:  radial-gradient(circle at 50% 0%, rgba(124,58,237,.10), transparent 60%);

  --shadow-sm:      0 1px 3px rgba(15,23,42,.06);
  --shadow:         0 8px 24px rgba(15,23,42,.08);
  --shadow-lg:      0 18px 48px rgba(15,23,42,.12);
  --shadow-glow:    0 0 32px rgba(124,58,237,.18);
}

/* ===== RESET ===== */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg-body);
  color: var(--text-primary);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background .25s ease, color .25s ease;
}

h1,h2,h3,h4,h5,h6 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -.02em;
  margin: 0;
  color: var(--text-primary);
}
a { color: var(--accent-2); text-decoration: none; transition: color .2s; }
a:hover { color: var(--accent-blue); }

::selection { background: var(--accent); color: #fff; }

/* ===== CONTAINER ===== */
.sv-container { max-width: 1240px; margin: 0 auto; padding: 0 20px; }

/* ===== TOP BAR ===== */
.sv-topbar {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 8px 0;
  font-size: 13px;
  color: var(--text-secondary);
}
.sv-topbar-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.sv-topbar a { color: var(--text-secondary); }

/* ===== HEADER ===== */
.sv-header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 1000;
  backdrop-filter: blur(16px);
}
.sv-header-inner {
  display: flex; align-items: center; gap: 22px;
  padding: 14px 0;
}
.sv-logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 21px;
  color: var(--text-primary);
  letter-spacing: -.03em;
}
.sv-logo:hover { color: var(--text-primary); }
.sv-logo-icon {
  width: 36px; height: 36px;
  border-radius: 9px;
  background: var(--gradient-1);
  display: grid; place-items: center;
  color: white; font-size: 17px;
  box-shadow: 0 4px 14px rgba(124,58,237,.4);
}

.sv-nav { display: flex; gap: 24px; margin-left: 12px; flex: 1; }
.sv-nav a {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 14.5px;
  padding: 6px 0;
  position: relative;
}
.sv-nav a:hover { color: var(--text-primary); }
.sv-nav a.active { color: var(--text-primary); }
.sv-nav a.active::after {
  content:''; position:absolute; bottom:-19px; left:0; right:0; height:2px;
  background: var(--gradient-1); border-radius: 2px;
}

/* ===== HEADER SEARCH ===== */
.sv-search {
  flex: 1; max-width: 400px; position: relative;
}
.sv-search input {
  width: 100%;
  padding: 10px 16px 10px 42px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: all .2s;
}
.sv-search input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(124,58,237,.18);
}
.sv-search i {
  position: absolute; left: 16px; top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

/* ===== HEADER ACTIONS ===== */
.sv-header-actions { display: flex; align-items: center; gap: 8px; }
.sv-icon-btn {
  width: 40px; height: 40px;
  border: 1px solid var(--border);
  background: var(--bg-surface-2);
  border-radius: 10px;
  color: var(--text-secondary);
  display: grid; place-items: center;
  cursor: pointer;
  transition: all .2s;
  position: relative;
}
.sv-icon-btn:hover {
  border-color: var(--accent);
  color: var(--text-primary);
  transform: translateY(-1px);
}
.sv-cart-count {
  position: absolute; top: -4px; right: -4px;
  background: var(--accent-pink);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: 9px;
  display: grid; place-items: center;
  padding: 0 4px;
}

/* ===== BUTTONS ===== */
.sv-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 22px;
  border: none;
  border-radius: 10px;
  font-family: inherit;
  font-weight: 600;
  font-size: 14.5px;
  cursor: pointer;
  transition: all .2s;
  text-decoration: none;
  white-space: nowrap;
}
.sv-btn-primary {
  background: var(--gradient-1);
  color: #fff;
  box-shadow: 0 4px 14px rgba(124,58,237,.35);
}
.sv-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 22px rgba(124,58,237,.5);
  color: #fff;
}
.sv-btn-ghost {
  background: var(--bg-surface-2);
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.sv-btn-ghost:hover {
  background: var(--bg-elevated);
  border-color: var(--accent);
  color: var(--text-primary);
}
.sv-btn-outline {
  background: transparent;
  color: var(--accent-2);
  border: 1.5px solid var(--accent);
}
.sv-btn-outline:hover {
  background: var(--accent);
  color: #fff;
}
.sv-btn-success {
  background: var(--accent-green);
  color: #fff;
}
.sv-btn-danger { background: var(--accent-red); color: #fff; }
.sv-btn-sm { padding: 8px 14px; font-size: 13px; }
.sv-btn-lg { padding: 14px 28px; font-size: 16px; }
.sv-btn-block { width: 100%; justify-content: center; }

/* ===== HERO ===== */
.sv-hero {
  position: relative;
  padding: 80px 0 100px;
  text-align: center;
  overflow: hidden;
  background: var(--gradient-glow), var(--bg-body);
}
.sv-hero::before {
  content:'';
  position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 15% 20%, rgba(124,58,237,.12), transparent 35%),
    radial-gradient(circle at 85% 60%, rgba(59,130,246,.12), transparent 35%);
  pointer-events: none;
}
.sv-hero-inner { position: relative; z-index: 2; }
.sv-hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 16px;
  background: rgba(124,58,237,.12);
  border: 1px solid rgba(124,58,237,.3);
  border-radius: 999px;
  font-size: 13px; font-weight: 600;
  color: var(--accent-2);
  margin-bottom: 24px;
}
.sv-hero h1 {
  font-size: clamp(36px, 6vw, 64px);
  line-height: 1.08;
  margin-bottom: 22px;
}
.sv-hero h1 .grad {
  background: var(--gradient-2);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.sv-hero p {
  font-size: clamp(16px, 2.2vw, 19px);
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 36px;
}
.sv-hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ===== STATS BAR ===== */
.sv-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 800px; margin: 56px auto 0;
}
.sv-stat {
  text-align: center;
}
.sv-stat-num {
  font-family: var(--font-display);
  font-size: 32px; font-weight: 800;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.sv-stat-label { font-size: 13px; color: var(--text-muted); margin-top: 4px; }

/* ===== SECTION ===== */
.sv-section { padding: 70px 0; }
.sv-section-head { text-align: center; margin-bottom: 48px; }
.sv-section-head h2 {
  font-size: clamp(28px, 4vw, 40px);
  margin-bottom: 12px;
}
.sv-section-head p { color: var(--text-secondary); max-width: 600px; margin: 0 auto; }

/* ===== CATEGORIES GRID ===== */
.sv-cats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
}
.sv-cat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 16px;
  text-align: center;
  transition: all .25s;
  display: block;
  color: var(--text-primary);
}
.sv-cat-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  color: var(--text-primary);
}
.sv-cat-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: var(--bg-surface-2);
  display: grid; place-items: center;
  margin: 0 auto 14px;
  font-size: 22px;
  color: var(--accent-2);
  transition: all .25s;
}
.sv-cat-card:hover .sv-cat-icon {
  background: var(--gradient-1);
  color: #fff;
  transform: scale(1.08);
}
.sv-cat-name { font-weight: 600; font-size: 14.5px; }
.sv-cat-count { font-size: 12px; color: var(--text-muted); margin-top: 3px; }

/* ===== PRODUCT GRID ===== */
.sv-products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 22px;
}
.sv-product {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all .25s;
  display: flex; flex-direction: column;
  position: relative;
}
.sv-product:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
  box-shadow: var(--shadow-lg);
}
.sv-product-img {
  aspect-ratio: 16/10;
  background: var(--bg-surface-2);
  overflow: hidden;
  position: relative;
}
.sv-product-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .35s;
}
.sv-product:hover .sv-product-img img { transform: scale(1.06); }
.sv-product-badge {
  position: absolute; top: 12px; left: 12px;
  padding: 5px 11px;
  background: var(--gradient-2);
  color: #fff;
  font-size: 11px; font-weight: 700;
  border-radius: 999px;
  letter-spacing: .5px;
  text-transform: uppercase;
  box-shadow: 0 4px 12px rgba(236,72,153,.4);
}
.sv-product-wish {
  position: absolute; top: 12px; right: 12px;
  width: 36px; height: 36px;
  background: rgba(0,0,0,.5);
  backdrop-filter: blur(8px);
  border-radius: 50%;
  display: grid; place-items: center;
  color: #fff; cursor: pointer;
  border: none;
  transition: all .2s;
}
.sv-product-wish:hover { background: var(--accent-pink); }
.sv-product-wish.active { background: var(--accent-pink); color: #fff; }

.sv-product-body { padding: 18px; flex: 1; display: flex; flex-direction: column; }
.sv-product-cat {
  font-size: 11.5px; font-weight: 700; text-transform: uppercase;
  color: var(--accent-2); letter-spacing: .8px; margin-bottom: 8px;
}
.sv-product-title {
  font-family: var(--font-display); font-weight: 700;
  font-size: 16.5px; line-height: 1.35;
  color: var(--text-primary);
  margin-bottom: 8px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.sv-product-title:hover { color: var(--accent-2); }
.sv-product-rating { font-size: 13px; color: var(--text-muted); margin-bottom: 12px; }
.sv-product-rating .sv-stars { color: #f59e0b; margin-right: 6px; }
.sv-product-foot {
  margin-top: auto;
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--border-soft);
}
.sv-product-price-row { display: flex; flex-direction: column; gap: 2px; }
.sv-product-price {
  font-family: var(--font-display);
  font-weight: 700; font-size: 19px;
  color: var(--text-primary);
}
.sv-product-price-old {
  font-size: 13px; color: var(--text-muted);
  text-decoration: line-through;
}

/* ===== FORMS ===== */
.sv-form-group { margin-bottom: 18px; }
.sv-label {
  display: block; margin-bottom: 7px;
  font-size: 13px; font-weight: 600;
  color: var(--text-secondary);
}
.sv-input, .sv-select, .sv-textarea {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-primary);
  font-family: inherit; font-size: 14.5px;
  outline: none;
  transition: all .2s;
}
.sv-input:focus, .sv-select:focus, .sv-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(124,58,237,.15);
}
.sv-textarea { resize: vertical; min-height: 100px; }

/* ===== CARDS ===== */
.sv-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.sv-card-head {
  display: flex; align-items: center; justify-content: space-between;
  padding-bottom: 16px; margin-bottom: 18px;
  border-bottom: 1px solid var(--border-soft);
}
.sv-card-title {
  font-family: var(--font-display);
  font-weight: 700; font-size: 17px;
}

/* ===== TABLES ===== */
.sv-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.sv-table thead tr { background: var(--bg-surface-2); }
.sv-table th {
  padding: 12px 14px;
  text-align: left;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--text-muted);
}
.sv-table td {
  padding: 14px;
  border-top: 1px solid var(--border-soft);
  color: var(--text-secondary);
}
.sv-table tbody tr:hover { background: var(--bg-surface-2); }

/* ===== BADGES ===== */
.sv-badge {
  display: inline-block;
  padding: 4px 10px;
  font-size: 11.5px; font-weight: 700;
  border-radius: 999px;
  letter-spacing: .3px;
}
.sv-badge-success { background: rgba(16,185,129,.15); color: #10b981; }
.sv-badge-warning { background: rgba(245,158,11,.15); color: #f59e0b; }
.sv-badge-danger  { background: rgba(239,68,68,.15);  color: #ef4444; }
.sv-badge-info    { background: rgba(59,130,246,.15); color: #3b82f6; }
.sv-badge-purple  { background: rgba(124,58,237,.15); color: #a855f7; }

/* ===== ALERTS ===== */
.sv-alert {
  padding: 14px 18px;
  border-radius: 10px;
  border: 1px solid;
  margin-bottom: 16px;
  font-size: 14px;
}
.sv-alert-success { background: rgba(16,185,129,.08); border-color: rgba(16,185,129,.3); color: #10b981; }
.sv-alert-danger  { background: rgba(239,68,68,.08);  border-color: rgba(239,68,68,.3);  color: #ef4444; }
.sv-alert-info    { background: rgba(59,130,246,.08); border-color: rgba(59,130,246,.3); color: #3b82f6; }

/* ===== FOOTER ===== */
.sv-footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  padding: 60px 0 24px;
  margin-top: 80px;
}
.sv-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.sv-footer-col h4 {
  font-size: 14px; font-weight: 700; margin-bottom: 16px;
  letter-spacing: .3px;
}
.sv-footer-col ul { list-style: none; padding: 0; margin: 0; }
.sv-footer-col li { margin-bottom: 10px; }
.sv-footer-col a {
  color: var(--text-secondary);
  font-size: 14px;
  transition: color .2s;
}
.sv-footer-col a:hover { color: var(--accent-2); }
.sv-footer-about p { color: var(--text-secondary); font-size: 14px; max-width: 320px; margin: 12px 0 18px; }
.sv-footer-social { display: flex; gap: 10px; }
.sv-footer-social a {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--bg-surface-2);
  border: 1px solid var(--border);
  display: grid; place-items: center;
  color: var(--text-secondary);
  transition: all .2s;
}
.sv-footer-social a:hover {
  background: var(--gradient-1);
  color: #fff;
  border-color: transparent;
  transform: translateY(-2px);
}
.sv-footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border-soft);
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
}

/* ===== UTILITIES ===== */
.sv-mb-0 { margin-bottom: 0 !important; }
.sv-mb-1 { margin-bottom: 6px !important; }
.sv-mb-2 { margin-bottom: 12px !important; }
.sv-mb-3 { margin-bottom: 18px !important; }
.sv-mb-4 { margin-bottom: 24px !important; }
.sv-mt-3 { margin-top: 18px !important; }
.sv-flex { display: flex; }
.sv-flex-1 { flex: 1; }
.sv-gap-2 { gap: 10px; }
.sv-gap-3 { gap: 16px; }
.sv-text-center { text-align: center; }
.sv-text-muted { color: var(--text-muted); }
.sv-text-secondary { color: var(--text-secondary); }
.sv-w-100 { width: 100%; }
.sv-hide { display: none !important; }

/* ===== AUTH PAGES ===== */
.sv-auth-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 40px 20px;
  background: var(--gradient-glow), var(--bg-body);
}
.sv-auth-card {
  width: 100%; max-width: 440px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 38px 34px;
  box-shadow: var(--shadow-lg);
}
.sv-auth-card h1 {
  font-size: 26px; margin-bottom: 6px; text-align: center;
}
.sv-auth-card .sv-text-muted { text-align: center; margin-bottom: 26px; font-size: 14px; }

/* ===== USER & ADMIN LAYOUT ===== */
.sv-app { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.sv-side {
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  padding: 24px 16px;
  position: sticky; top: 0; height: 100vh;
  overflow-y: auto;
}
.sv-side-logo { padding: 0 8px 24px; border-bottom: 1px solid var(--border-soft); margin-bottom: 16px; }
.sv-side-nav { display: flex; flex-direction: column; gap: 3px; }
.sv-side-nav a {
  display: flex; align-items: center; gap: 11px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  transition: all .15s;
}
.sv-side-nav a:hover { background: var(--bg-surface-2); color: var(--text-primary); }
.sv-side-nav a.active {
  background: var(--gradient-1);
  color: #fff;
  box-shadow: 0 4px 12px rgba(124,58,237,.3);
}
.sv-side-nav a i { width: 18px; text-align: center; font-size: 14px; }
.sv-side-section { font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--text-muted); padding: 14px 12px 6px; font-weight: 700; }
.sv-main { padding: 28px 32px; }
.sv-page-head {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
  margin-bottom: 26px;
}
.sv-page-head h1 { font-size: 24px; }
.sv-page-head p { color: var(--text-muted); font-size: 13.5px; margin: 3px 0 0; }

/* ===== STAT CARDS (ADMIN) ===== */
.sv-stat-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-bottom: 28px;
}
.sv-stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  position: relative;
  overflow: hidden;
}
.sv-stat-card::before {
  content:''; position: absolute; top:0; left:0; right:0; height: 3px;
  background: var(--gradient-1);
}
.sv-stat-card.green::before { background: var(--gradient-3); }
.sv-stat-card.pink::before  { background: var(--gradient-2); }
.sv-stat-card.orange::before { background: linear-gradient(135deg,#f59e0b,#ef4444); }
.sv-stat-card-label { font-size: 12.5px; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: .5px; }
.sv-stat-card-value { font-family: var(--font-display); font-weight: 800; font-size: 28px; margin: 8px 0 4px; }
.sv-stat-card-trend { font-size: 12.5px; color: var(--accent-green); }
.sv-stat-card-trend.down { color: var(--accent-red); }

/* ===== STARS ===== */
.sv-stars { display: inline-flex; gap: 2px; }

/* ===== THEME TOGGLE ICON SWAP ===== */
.theme-icon-sun { display: none; }
[data-theme="light"] .theme-icon-sun { display: inline; }
[data-theme="light"] .theme-icon-moon { display: none; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .sv-footer-grid { grid-template-columns: 1fr 1fr; }
  .sv-stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .sv-nav, .sv-search { display: none; }
  .sv-header-inner { gap: 12px; }
  .sv-footer-grid { grid-template-columns: 1fr; }
  .sv-app { grid-template-columns: 1fr; }
  .sv-side { display: none; }
  .sv-side.open { display: block; position: fixed; left: 0; top: 0; width: 260px; z-index: 2000; }
  .sv-main { padding: 20px; }
  .sv-hero { padding: 50px 0 70px; }
  .sv-section { padding: 50px 0; }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.sv-fade-up { animation: fadeUp .6s ease both; }
.sv-fade-up.d1 { animation-delay: .1s; }
.sv-fade-up.d2 { animation-delay: .2s; }
.sv-fade-up.d3 { animation-delay: .3s; }

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 4px 14px rgba(124,58,237,.35); }
  50% { box-shadow: 0 4px 24px rgba(124,58,237,.6); }
}
.sv-pulse { animation: pulse-glow 2.5s ease-in-out infinite; }