/* Anubis AI Webstore — Store Stylesheet */
/* Design language: dark, precision engineering aesthetic */
/* Palette from WEBSITE_DESIGN_BRIEF.md */

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

:root {
  /* Backgrounds */
  --bg-base:       #0a0c10;
  --bg-secondary:  #12151c;
  --bg-card:       #161a24;
  --bg-input:      #0e1118;
  --bg-hover:      #1c2030;

  /* Borders */
  --border:        #2a2f3c;
  --border-subtle: #1e2230;

  /* Accent */
  --accent:        #4a7cff;
  --accent-dim:    #2d4a99;
  --accent-hover:  #6b93ff;

  /* Text */
  --text-primary:  #e8eaf0;
  --text-secondary:#8b92a8;
  --text-muted:    #5a6078;

  /* Status */
  --success:       #3dd68c;
  --warning:       #f0b429;
  --error:         #f05252;
  --purple:        #a78bfa;
  --gold:          #f5a623;

  /* Domain colors */
  --cs-color:     #3b82f6;
  --eng-color:    #f59e0b;
  --math-color:   #8b5cf6;
  --med-color:    #10b981;
  --sci-color:    #00d4ff;
  --biz-color:    #f43f5e;
  --arts-color:   #f5a623;

  /* Layout */
  --nav-h:        60px;
  --max-w:        1200px;
  --radius:       8px;
  --radius-lg:    12px;
  --radius-sm:    4px;

  /* Typography */
  --font:         'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono:    'JetBrains Mono', 'Fira Code', Consolas, monospace;

  /* Shadows */
  --shadow-sm:    0 1px 3px rgba(0,0,0,.4);
  --shadow-md:    0 4px 12px rgba(0,0,0,.5);
  --shadow-lg:    0 8px 32px rgba(0,0,0,.6);
}

/* ── Base ────────────────────────────────────────────────────────── */
html { font-size: 15px; -webkit-font-smoothing: antialiased; scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--bg-base); color: var(--text-primary); line-height: 1.65; overflow-x: hidden; }
a    { color: var(--accent); text-decoration: none; transition: color .15s; }
a:hover { color: var(--accent-hover); }
img  { max-width: 100%; display: block; }
::selection { background: rgba(74,124,255,.25); }

/* ── Navigation ──────────────────────────────────────────────────── */
.site-nav {
  position: sticky; top: 0; z-index: 200;
  height: var(--nav-h);
  background: rgba(10,12,16,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  display: flex; align-items: center;
}
.nav-inner {
  max-width: var(--max-w); margin: 0 auto;
  width: 100%; padding: 0 24px;
  display: flex; align-items: center; gap: 24px;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  color: var(--text-primary); font-weight: 700; font-size: 1.1rem;
  letter-spacing: -.02em; white-space: nowrap;
}
.nav-logo-icon {
  width: 32px; height: 32px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--purple) 100%);
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; flex-shrink: 0;
}
.nav-links {
  display: flex; align-items: center; gap: 4px;
  list-style: none;
}
.nav-links a {
  padding: 6px 12px; border-radius: var(--radius-sm);
  color: var(--text-secondary); font-size: .875rem;
  transition: all .15s;
}
.nav-links a:hover, .nav-links a.active {
  background: var(--bg-card); color: var(--text-primary);
}
.nav-cta {
  margin-left: auto;
  background: var(--accent);
  color: #fff !important;
  padding: 8px 20px !important;
  border-radius: var(--radius) !important;
  font-weight: 600 !important;
  font-size: .875rem !important;
  white-space: nowrap;
}
.nav-cta:hover { background: var(--accent-hover) !important; color: #fff !important; }
.nav-hamburger {
  display: none; margin-left: auto;
  background: none; border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  width: 36px; height: 36px; cursor: pointer;
  color: var(--text-secondary); align-items: center; justify-content: center;
}
.nav-hamburger:hover { border-color: var(--accent); color: var(--accent); }
.nav-hamburger svg { width: 18px; height: 18px; }

/* ── Page Container ──────────────────────────────────────────────── */
.page { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.section { padding: 64px 0; }
.section-sm { padding: 40px 0; }
.section-title {
  font-size: 2rem; font-weight: 700; letter-spacing: -.03em;
  color: var(--text-primary); margin-bottom: 12px;
}
.section-sub {
  font-size: 1.05rem; color: var(--text-secondary);
  max-width: 600px; margin-bottom: 40px;
}
.divider { height: 1px; background: var(--border-subtle); margin: 0; }

/* ── Hero ─────────────────────────────────────────────────────────── */
.hero {
  position: relative; overflow: hidden;
  padding: 96px 0 80px;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(74,124,255,.12) 0%, transparent 70%);
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 79px,
    rgba(255,255,255,.015) 79px,
    rgba(255,255,255,.015) 80px
  );
  pointer-events: none;
}
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(74,124,255,.12); border: 1px solid rgba(74,124,255,.3);
  border-radius: 100px; padding: 4px 14px;
  font-size: .8rem; color: var(--accent); font-weight: 600;
  letter-spacing: .04em; text-transform: uppercase; margin-bottom: 24px;
}
.hero-tag .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--success); animation: pulse 2s infinite;
}
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.35} }
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 800; letter-spacing: -.04em;
  line-height: 1.15; margin-bottom: 20px;
  background: linear-gradient(135deg, var(--text-primary) 60%, var(--accent) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 1.15rem; color: var(--text-secondary);
  max-width: 620px; margin-bottom: 36px; line-height: 1.7;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px; border-radius: var(--radius);
  font-size: .9375rem; font-weight: 600; cursor: pointer;
  transition: all .18s; border: 1px solid transparent;
  text-decoration: none;
}
.btn-primary {
  background: var(--accent); color: #fff;
}
.btn-primary:hover { background: var(--accent-hover); color: #fff; transform: translateY(-1px); box-shadow: 0 6px 20px rgba(74,124,255,.35); }
.btn-outline {
  background: transparent; color: var(--text-primary);
  border-color: var(--border);
}
.btn-outline:hover { background: var(--bg-card); border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: 8px 18px; font-size: .85rem; }
.hero-stats {
  display: flex; flex-wrap: wrap; gap: 32px; margin-top: 48px;
  padding-top: 32px; border-top: 1px solid var(--border-subtle);
}
.hero-stat-n { font-size: 1.75rem; font-weight: 800; color: var(--text-primary); letter-spacing: -.03em; }
.hero-stat-l { font-size: .8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: .06em; margin-top: 2px; }

/* ── Feature Grid ─────────────────────────────────────────────────── */
.feature-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}
.feature-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 24px;
  transition: border-color .2s, transform .2s;
}
.feature-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.feature-icon {
  width: 42px; height: 42px; border-radius: var(--radius);
  background: rgba(74,124,255,.12); border: 1px solid rgba(74,124,255,.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; margin-bottom: 14px;
}
.feature-card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; }
.feature-card p { font-size: .875rem; color: var(--text-secondary); line-height: 1.6; }

/* ── Domain Filter ────────────────────────────────────────────────── */
.domain-filter {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 32px;
}
.filter-btn {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 100px; padding: 6px 16px;
  font-size: .825rem; color: var(--text-secondary);
  cursor: pointer; transition: all .15s;
  display: inline-flex; align-items: center; gap: 6px;
}
.filter-btn:hover { border-color: var(--accent); color: var(--accent); }
.filter-btn.active {
  background: rgba(74,124,255,.15);
  border-color: var(--accent); color: var(--accent); font-weight: 600;
}
.filter-count {
  background: var(--bg-secondary); border-radius: 100px;
  padding: 1px 7px; font-size: .72rem; font-weight: 600;
}
.filter-btn.active .filter-count { background: rgba(74,124,255,.25); }

/* ── Catalog Grid ─────────────────────────────────────────────────── */
.catalog-search {
  position: relative; margin-bottom: 24px;
}
.catalog-search input {
  width: 100%; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); color: var(--text-primary);
  padding: 11px 16px 11px 42px; font-size: .9rem;
  transition: border-color .2s;
}
.catalog-search input:focus { outline: none; border-color: var(--accent); }
.catalog-search input::placeholder { color: var(--text-muted); }
.catalog-search .search-icon {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  color: var(--text-muted); pointer-events: none;
}
.catalog-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 16px;
}
.catalog-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 20px;
  display: flex; flex-direction: column; gap: 12px;
  transition: border-color .2s, transform .18s, box-shadow .18s;
  text-decoration: none; color: inherit;
  cursor: pointer;
}
.catalog-card:hover {
  border-color: var(--accent); transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,.4);
}
.catalog-card-header {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 8px;
}
.catalog-card-badge {
  display: inline-flex; align-items: center; gap: 5px;
  border-radius: 100px; padding: 3px 10px;
  font-size: .72rem; font-weight: 700; letter-spacing: .04em;
  white-space: nowrap; flex-shrink: 0;
}
.badge-available {
  background: rgba(61,214,140,.12); border: 1px solid rgba(61,214,140,.3);
  color: var(--success);
}
.badge-coming {
  background: rgba(139,92,246,.1); border: 1px solid rgba(139,92,246,.25);
  color: var(--purple);
}
.domain-tag {
  font-size: .7rem; font-weight: 600; letter-spacing: .05em; text-transform: uppercase;
  color: var(--text-muted); margin-bottom: 4px;
}
.catalog-card h3 { font-size: 1rem; font-weight: 600; line-height: 1.3; }
.catalog-card p  { font-size: .825rem; color: var(--text-secondary); line-height: 1.55; flex: 1; }
.catalog-card-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 12px; border-top: 1px solid var(--border-subtle);
}
.catalog-price {
  font-size: 1.2rem; font-weight: 700; color: var(--text-primary);
}
.catalog-price-orig {
  font-size: .8rem; color: var(--text-muted); text-decoration: line-through; margin-right: 4px;
}
.catalog-btn {
  background: var(--accent); color: #fff;
  border: none; border-radius: var(--radius-sm);
  padding: 7px 16px; font-size: .8rem; font-weight: 600; cursor: pointer;
  transition: background .15s;
}
.catalog-btn:hover { background: var(--accent-hover); }

/* ── Product Detail ───────────────────────────────────────────────── */
.product-layout {
  display: grid; grid-template-columns: 1fr 340px;
  gap: 40px; align-items: start;
}
.product-title { font-size: 2rem; font-weight: 700; letter-spacing: -.03em; margin-bottom: 8px; }
.product-domain-tag {
  display: inline-block; border-radius: 100px; padding: 4px 12px;
  font-size: .75rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: .06em; margin-bottom: 16px;
}
.product-desc { font-size: 1rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 24px; }
.product-features { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.product-features li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: .9rem; color: var(--text-secondary);
}
.product-features .check { color: var(--success); flex-shrink: 0; margin-top: 1px; }
.product-sticky {
  position: sticky; top: calc(var(--nav-h) + 24px);
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 28px;
}
.product-sticky-price {
  font-size: 2.2rem; font-weight: 800; letter-spacing: -.04em; margin-bottom: 6px;
}
.product-sticky-note {
  font-size: .8rem; color: var(--text-muted); margin-bottom: 24px;
}
.product-sticky .btn { width: 100%; justify-content: center; margin-bottom: 12px; }
.paypal-wrapper { width: 100%; }
.product-trust {
  display: flex; flex-direction: column; gap: 8px;
  padding-top: 20px; border-top: 1px solid var(--border-subtle); margin-top: 20px;
}
.trust-item {
  display: flex; align-items: center; gap: 8px;
  font-size: .8rem; color: var(--text-muted);
}
.trust-item svg { width: 14px; height: 14px; flex-shrink: 0; color: var(--success); }

/* ── Bundle Cards ─────────────────────────────────────────────────── */
.bundle-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.bundle-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 24px;
  transition: border-color .2s;
}
.bundle-card:hover { border-color: var(--accent); }
.bundle-card h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 6px; }
.bundle-meta { font-size: .8rem; color: var(--text-muted); margin-bottom: 16px; }
.bundle-savings {
  display: inline-block;
  background: rgba(61,214,140,.1); border: 1px solid rgba(61,214,140,.25);
  color: var(--success); border-radius: 100px; padding: 2px 10px;
  font-size: .75rem; font-weight: 600; margin-bottom: 16px;
}
.bundle-price-row { display: flex; align-items: baseline; gap: 8px; margin-bottom: 16px; }
.bundle-price { font-size: 1.6rem; font-weight: 800; }
.bundle-orig { font-size: .9rem; color: var(--text-muted); text-decoration: line-through; }

/* ── How It Works ─────────────────────────────────────────────────── */
.steps { display: flex; flex-direction: column; gap: 32px; }
.step {
  display: flex; gap: 20px; align-items: flex-start;
}
.step-num {
  width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0;
  background: rgba(74,124,255,.12); border: 1px solid rgba(74,124,255,.3);
  display: flex; align-items: center; justify-content: center;
  font-size: .875rem; font-weight: 700; color: var(--accent);
}
.step h3 { font-size: .95rem; font-weight: 600; margin-bottom: 4px; }
.step p  { font-size: .875rem; color: var(--text-secondary); line-height: 1.55; }

/* ── Custom Training Form ─────────────────────────────────────────── */
.form-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 36px;
  max-width: 680px;
}
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-size: .85rem; font-weight: 600; margin-bottom: 6px; }
.form-label span { color: var(--error); margin-left: 2px; }
.form-input, .form-select, .form-textarea {
  width: 100%; background: var(--bg-input);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text-primary); padding: 10px 14px;
  font-size: .9rem; font-family: var(--font);
  transition: border-color .2s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none; border-color: var(--accent);
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-muted); }
.form-textarea { resize: vertical; min-height: 100px; }
.form-select option { background: var(--bg-card); }
.form-help { font-size: .78rem; color: var(--text-muted); margin-top: 5px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.tier-cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 10px; margin-top: 8px;
}
.tier-card {
  background: var(--bg-input); border: 2px solid var(--border);
  border-radius: var(--radius); padding: 14px 16px;
  cursor: pointer; transition: all .15s;
}
.tier-card:hover { border-color: var(--accent-dim); }
.tier-card.selected { border-color: var(--accent); background: rgba(74,124,255,.08); }
.tier-card input[type=radio] { display: none; }
.tier-card-name { font-size: .875rem; font-weight: 600; margin-bottom: 2px; }
.tier-card-size { font-size: .75rem; color: var(--text-muted); }
.tier-card-price { font-size: 1.1rem; font-weight: 700; color: var(--accent); margin-top: 6px; }
.form-upload {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; padding: 28px; border: 2px dashed var(--border);
  border-radius: var(--radius); cursor: pointer;
  transition: border-color .2s; color: var(--text-muted);
  text-align: center;
}
.form-upload:hover { border-color: var(--accent); color: var(--accent); }
.form-upload-icon { font-size: 1.8rem; }
.form-upload p { font-size: .85rem; }
.form-upload small { font-size: .75rem; }

/* ── FAQ ──────────────────────────────────────────────────────────── */
.faq-list { display: flex; flex-direction: column; gap: 0; }
.faq-item { border-bottom: 1px solid var(--border-subtle); }
.faq-q {
  width: 100%; background: none; border: none; color: var(--text-primary);
  padding: 20px 0; font-size: .95rem; font-weight: 600;
  text-align: left; cursor: pointer; display: flex; align-items: center;
  justify-content: space-between; gap: 12px; transition: color .15s;
}
.faq-q:hover { color: var(--accent); }
.faq-q svg { width: 16px; height: 16px; flex-shrink: 0; transition: transform .2s; color: var(--text-muted); }
.faq-item.open .faq-q svg { transform: rotate(180deg); }
.faq-a { display: none; padding: 0 0 20px; font-size: .875rem; color: var(--text-secondary); line-height: 1.7; }
.faq-item.open .faq-a { display: block; }

/* ── Footer ───────────────────────────────────────────────────────── */
.site-footer {
  background: var(--bg-secondary); border-top: 1px solid var(--border-subtle);
  padding: 48px 0 32px;
}
.footer-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 24px;
  display: grid; grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 40px;
}
.footer-brand p { font-size: .875rem; color: var(--text-muted); margin-top: 12px; line-height: 1.6; max-width: 260px; }
.footer-col h4 { font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--text-muted); margin-bottom: 14px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-col a { font-size: .875rem; color: var(--text-secondary); }
.footer-col a:hover { color: var(--text-primary); }
.footer-bottom {
  max-width: var(--max-w); margin: 32px auto 0; padding: 20px 24px 0;
  border-top: 1px solid var(--border-subtle);
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { font-size: .8rem; color: var(--text-muted); }
.footer-legal { display: flex; gap: 20px; }
.footer-legal a { font-size: .8rem; color: var(--text-muted); }
.footer-legal a:hover { color: var(--text-secondary); }

/* ── Badges / Tags ────────────────────────────────────────────────── */
.tag {
  display: inline-flex; align-items: center;
  border-radius: 4px; padding: 2px 8px;
  font-size: .72rem; font-weight: 600;
}
.tag-cs     { background: rgba(59,130,246,.12); color: #93c5fd; }
.tag-eng    { background: rgba(245,158,11,.12);  color: #fcd34d; }
.tag-math   { background: rgba(139,92,246,.12);  color: #c4b5fd; }
.tag-med    { background: rgba(16,185,129,.12);  color: #6ee7b7; }
.tag-sci    { background: rgba(0,212,255,.1);    color: #67e8f9; }
.tag-biz    { background: rgba(244,63,94,.1);    color: #fca5a5; }
.tag-arts   { background: rgba(245,166,35,.1);   color: #fcd34d; }

/* ── Toast ────────────────────────────────────────────────────────── */
.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 999; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 20px;
  font-size: .875rem; box-shadow: var(--shadow-lg);
  max-width: 320px; animation: slide-up .2s ease;
}
@keyframes slide-up { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.toast.success { border-left: 3px solid var(--success); }
.toast.error   { border-left: 3px solid var(--error); }

/* ── Breadcrumb ───────────────────────────────────────────────────── */
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: .8rem; color: var(--text-muted);
  padding: 16px 0 0;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb svg { width: 12px; height: 12px; }

/* ── Pricing CTA Banner ───────────────────────────────────────────── */
.cta-banner {
  background: linear-gradient(135deg, rgba(74,124,255,.1) 0%, rgba(167,139,250,.1) 100%);
  border: 1px solid rgba(74,124,255,.2);
  border-radius: var(--radius-lg); padding: 48px;
  text-align: center;
}
.cta-banner h2 { font-size: 1.8rem; font-weight: 700; margin-bottom: 12px; }
.cta-banner p  { font-size: 1rem; color: var(--text-secondary); margin-bottom: 28px; }
.cta-banner .btn-group { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ── Responsive ───────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
  .product-layout { grid-template-columns: 1fr; }
  .product-sticky { position: static; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .hero { padding: 64px 0 48px; }
  .section { padding: 48px 0; }
  .section-title { font-size: 1.6rem; }
  .form-row { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .bundle-grid, .catalog-grid { grid-template-columns: 1fr; }
}

/* ── Mobile Nav Menu ──────────────────────────────────────────────── */
.mobile-menu {
  display: none; position: fixed; inset: 0; z-index: 300;
  background: rgba(0,0,0,.7); backdrop-filter: blur(4px);
}
.mobile-menu.open { display: flex; align-items: flex-end; }
.mobile-menu-panel {
  background: var(--bg-card); border-top: 1px solid var(--border);
  width: 100%; padding: 24px;
  display: flex; flex-direction: column; gap: 4px;
}
.mobile-menu-panel a {
  display: block; padding: 12px 16px;
  color: var(--text-secondary); font-size: 1rem; border-radius: var(--radius-sm);
}
.mobile-menu-panel a:hover { background: var(--bg-hover); color: var(--text-primary); }
.mobile-menu-close {
  background: var(--accent); color: #fff; border: none;
  border-radius: var(--radius); padding: 12px; font-size: .9rem; font-weight: 600;
  cursor: pointer; margin-top: 8px; width: 100%;
}

/* ── Utility ──────────────────────────────────────────────────────── */
.hidden  { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
.text-center { text-align: center; }
.text-muted  { color: var(--text-muted) !important; }
.text-success{ color: var(--success) !important; }
.mt-auto { margin-top: auto; }
.empty-state {
  text-align: center; padding: 64px 24px; color: var(--text-muted); grid-column: 1 / -1;
}
.empty-state p { margin-top: 8px; font-size: .875rem; }