/* Dive Gurus — shared stylesheet */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Inter:wght@300;400;600&display=swap');

:root {
  --bg: #031625;
  --sidebar-bg: #02111d;
  --card: rgba(5, 35, 58, 0.86);
  --neon: #68d5e8;
  --neon2: #278ec2;
  --gold: #f4c95d;
  --sand: #f5e0b1;
  --text: #f1fbff;
  --muted: #8db4c8;
  --border: rgba(104, 213, 232, 0.2);
  --border-dim: rgba(104, 213, 232, 0.1);
  --glow: 0 0 22px rgba(104, 213, 232, 0.22);
  --sidebar-w: 258px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background:
    linear-gradient(180deg, rgba(3, 22, 37, 0.94), rgba(2, 13, 24, 0.98)),
    var(--bg);
  color: var(--text);
  font-family: 'Inter', 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
}

body::before {
  content: '';
  position: fixed; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse 70% 48% at 72% -8%, rgba(39, 142, 194, 0.23) 0%, transparent 68%),
    radial-gradient(ellipse 50% 58% at 92% 105%, rgba(244, 201, 93, 0.07) 0%, transparent 60%),
    linear-gradient(135deg, rgba(255,255,255,0.025) 0 1px, transparent 1px 52px),
    repeating-linear-gradient(0deg, transparent, transparent 42px, rgba(104,213,232,0.018) 43px),
    repeating-linear-gradient(90deg, transparent, transparent 42px, rgba(104,213,232,0.015) 43px);
  pointer-events: none;
}

a { color: var(--neon); text-decoration: none; }

/* ─── APP SHELL ─────────────────────────────────────────────── */
.app { display: flex; min-height: 100vh; }

/* ─── SIDEBAR ───────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 50;
  background:
    linear-gradient(180deg, rgba(2, 17, 29, 0.98), rgba(3, 29, 47, 0.95)),
    var(--sidebar-bg);
  border-right: 1px solid rgba(104, 213, 232, 0.18);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  transform: translateX(-100%);
  transition: transform 0.28s cubic-bezier(0.4,0,0.2,1);
}
.sidebar::-webkit-scrollbar { width: 3px; }
.sidebar::-webkit-scrollbar-thumb { background: var(--border-dim); border-radius: 2px; }
.sidebar.open {
  transform: translateX(0);
  box-shadow: 6px 0 40px rgba(0,0,0,0.7);
}

.sidebar-brand {
  padding: 22px 18px 20px;
  border-bottom: 1px solid var(--border-dim);
  flex-shrink: 0;
}
.sidebar-brand::before {
  content: '';
  display: block;
  width: 186px;
  height: 82px;
  margin: 0 0 13px;
  border: 1px solid rgba(244, 201, 93, 0.24);
  border-radius: 12px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(244, 238, 221, 0.94)),
    #f8f2e4;
  background-image:
    url('/divegurus/assets/divegurus-logo.webp'),
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(244, 238, 221, 0.94));
  background-repeat: no-repeat, no-repeat;
  background-position: center, center;
  background-size: 158px auto, cover;
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.26), inset 0 0 0 1px rgba(255, 255, 255, 0.58);
}
.sidebar-brand a {
  font-family: 'Orbitron', monospace;
  font-size: 0.72rem;
  letter-spacing: 2px;
  color: var(--sand);
  display: block;
  margin-bottom: 4px;
}
.sidebar-brand .brand-sub {
  font-size: 0.64rem;
  color: var(--muted);
  letter-spacing: 0.5px;
}
.sidebar-section {
  padding: 18px 18px 6px;
  font-family: 'Orbitron', monospace;
  font-size: 0.56rem;
  letter-spacing: 2.5px;
  color: rgba(141, 180, 200, 0.6);
  text-transform: uppercase;
}

.sidebar-nav {
  list-style: none;
  padding: 4px 8px;
  flex: 1;
}
.sidebar-nav li { margin-bottom: 1px; }

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: 9px;
  color: var(--muted);
  font-size: 0.83rem;
  letter-spacing: 0.2px;
  transition: background 0.18s, color 0.18s, box-shadow 0.18s;
  cursor: pointer;
}
.nav-item:hover {
  background: rgba(104,213,232,0.07);
  color: var(--text);
}
.nav-item.active {
  background: linear-gradient(90deg, rgba(104,213,232,0.14), rgba(244,201,93,0.035));
  color: #ffffff;
  box-shadow: inset 3px 0 0 var(--gold);
}
.nav-icon {
  font-size: 1rem;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}
.nav-label { flex: 1; }
.nav-badge {
  font-family: 'Orbitron', monospace;
  font-size: 0.48rem;
  letter-spacing: 0.8px;
  color: rgba(245,224,177,0.78);
  background: rgba(244,201,93,0.08);
  border: 1px solid rgba(244,201,93,0.18);
  padding: 2px 5px;
  border-radius: 4px;
  flex-shrink: 0;
}

.sidebar-footer {
  padding: 8px 8px 20px;
  border-top: 1px solid var(--border-dim);
  flex-shrink: 0;
  margin-top: auto;
}

/* ─── MAIN ──────────────────────────────────────────────────── */
.main {
  margin-left: 0;
  flex: 1;
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ─── NAV TOGGLE ────────────────────────────────────────────── */
.sidebar-toggle {
  display: flex;
  position: fixed;
  top: 14px; left: 14px;
  z-index: 100;
  background: rgba(2,17,29,0.88);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  color: var(--sand);
  width: 38px; height: 38px;
  border-radius: 9px;
  font-size: 1.1rem;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s, color 0.2s;
}
.sidebar-toggle:hover { box-shadow: var(--glow); }
.sidebar.open ~ .sidebar-toggle {
  background: rgba(104,213,232,0.1);
  border-color: rgba(104,213,232,0.45);
  color: var(--neon);
  box-shadow: 0 0 14px rgba(104,213,232,0.25);
}

.sidebar-overlay {
  display: none;
  position: fixed; inset: 0; z-index: 40;
  background: rgba(0,0,0,0.55);
}
.sidebar-overlay.open { display: block; }

/* ─── PAGE HEADER ───────────────────────────────────────────── */
.page-header {
  padding: 28px 36px 4px 68px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  max-width: 980px;
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}
.breadcrumb {
  font-family: 'Orbitron', monospace;
  font-size: 0.6rem;
  letter-spacing: 1.8px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.breadcrumb a { color: var(--muted); transition: color 0.15s; }
.breadcrumb a:hover { color: var(--neon); }
.breadcrumb .sep { opacity: 0.4; font-size: 0.7rem; }
.dev-badge {
  font-family: 'Orbitron', monospace;
  font-size: 0.58rem;
  letter-spacing: 1.5px;
  padding: 3px 10px;
  border-radius: 8px;
  background: rgba(244,201,93,0.08);
  color: var(--gold);
  border: 1px solid rgba(244,201,93,0.25);
}

/* ─── CONTENT WRAP ──────────────────────────────────────────── */
.content-wrap {
  padding: 24px 36px 80px;
  max-width: 980px;
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  flex: 1;
}

/* AI DEMO PANELS */
.ai-demo-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(280px, 0.92fr);
  gap: 18px;
  margin-bottom: 24px;
}
.ai-panel {
  background: linear-gradient(180deg, rgba(8, 48, 78, 0.74), rgba(3, 26, 44, 0.78));
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
}
.ai-panel-title {
  font-family: 'Orbitron', monospace;
  font-size: 0.6rem;
  letter-spacing: 2px;
  color: var(--neon);
  margin-bottom: 12px;
}
.ai-chat {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.ai-bubble {
  border: 1px solid var(--border-dim);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 0.84rem;
  line-height: 1.65;
}
.ai-bubble.user {
  margin-left: auto;
  max-width: 88%;
  background: rgba(39,142,194,0.16);
  color: var(--text);
}
.ai-bubble.assistant {
  margin-right: auto;
  max-width: 92%;
  background: rgba(104,213,232,0.08);
  color: var(--sand);
}
.ai-bubble small,
.ai-source-note {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.72rem;
}
.ai-input-mock {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  padding: 10px 12px;
  border: 1px solid var(--border-dim);
  border-radius: 10px;
  color: var(--muted);
  background: rgba(1, 15, 27, 0.45);
  font-size: 0.8rem;
}
.ai-input-mock span { flex: 1; }
.ai-signal-list {
  list-style: none;
  display: grid;
  gap: 9px;
}
.ai-signal-list li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 9px;
  border-bottom: 1px solid var(--border-dim);
  color: var(--text);
  font-size: 0.82rem;
}
.ai-signal-list li:last-child { border-bottom: 0; padding-bottom: 0; }
.ai-signal-list strong { color: var(--neon); white-space: nowrap; }
.ai-confidence {
  height: 7px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(104,213,232,0.1);
  margin: 7px 0 12px;
}
.ai-confidence span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--neon2), var(--neon));
}
.ai-warning {
  border-color: rgba(244,201,93,0.32);
  background: rgba(244,201,93,0.065);
}
.ai-example-buttons {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.ai-example-btn {
  border: 1px solid var(--border);
  background: rgba(1, 15, 27, 0.36);
  color: var(--muted);
  border-radius: 9px;
  padding: 8px 11px;
  font-family: 'Inter', sans-serif;
  font-size: 0.76rem;
  line-height: 1.3;
  cursor: pointer;
  transition: border-color 0.18s, color 0.18s, background 0.18s;
}
.ai-example-btn:hover,
.ai-example-btn.active {
  color: var(--neon);
  border-color: rgba(104,213,232,0.42);
  background: rgba(104,213,232,0.08);
}
.ai-live-window {
  min-height: 250px;
}
.ai-live-window.is-typing .ai-bubble.assistant::after {
  content: '';
  display: inline-block;
  width: 7px;
  height: 14px;
  margin-left: 3px;
  border-right: 2px solid var(--neon);
  vertical-align: -2px;
  animation: cursorBlink 0.8s steps(2, start) infinite;
}
.ai-typing-row {
  display: inline-flex;
  gap: 4px;
  align-items: center;
  color: var(--neon);
}
.ai-typing-row span {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--neon);
  opacity: 0.35;
  animation: blink 0.85s ease-in-out infinite;
}
.ai-typing-row span:nth-child(2) { animation-delay: 0.12s; }
.ai-typing-row span:nth-child(3) { animation-delay: 0.24s; }
.ai-demo-note {
  margin-top: 11px;
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.55;
}
@keyframes cursorBlink { 50% { opacity: 0; } }
@keyframes blink { 0%,80%,100% { opacity: 0.25; } 40% { opacity: 1; } }

@media (max-width: 820px) {
  .ai-demo-grid { grid-template-columns: 1fr; }
  .ai-bubble.user,
  .ai-bubble.assistant { max-width: 100%; }
}

/* ─── PAGE HERO ─────────────────────────────────────────────── */
.page-hero { padding: 28px 0 32px; }
.hero-tag {
  display: inline-block;
  font-family: 'Orbitron', monospace;
  font-size: 0.67rem;
  letter-spacing: 3px;
  color: var(--neon);
  border: 1px solid var(--border);
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
  background: rgba(104,213,232,0.05);
}
.page-hero h1 {
  font-family: 'Orbitron', monospace;
  font-size: clamp(1.9rem, 4vw, 2.9rem);
  font-weight: 900;
  line-height: 1.12;
  background: linear-gradient(135deg, #ffffff 25%, var(--neon) 60%, var(--neon2) 88%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 12px;
}
.page-hero p {
  color: var(--muted);
  font-size: 1rem;
  max-width: 500px;
  line-height: 1.75;
}

/* ─── SECTION TITLE ─────────────────────────────────────────── */
.section-title {
  font-family: 'Orbitron', monospace;
  font-size: 0.68rem;
  letter-spacing: 3px;
  color: var(--neon);
  text-transform: uppercase;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.section-title::after { content: ''; flex: 1; height: 1px; background: var(--border-dim); }

/* ─── CARDS ─────────────────────────────────────────────────── */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  backdrop-filter: blur(8px);
  transition: border-color 0.22s, box-shadow 0.22s;
}
.card:hover { border-color: rgba(104,213,232,0.35); box-shadow: var(--glow); }
.card-p { padding: 24px; }

/* ─── FEATURE GRID (home) ───────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
  margin-bottom: 40px;
}
.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 26px 22px;
  backdrop-filter: blur(8px);
  transition: border-color 0.22s, box-shadow 0.22s, transform 0.2s;
  display: block;
  color: var(--text);
  position: relative;
  overflow: hidden;
}
.feature-card::after {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--neon), transparent);
  opacity: 0;
  transition: opacity 0.25s;
}
.feature-card:hover { border-color: rgba(104,213,232,0.38); box-shadow: var(--glow); transform: translateY(-3px); }
.feature-card:hover::after { opacity: 1; }
.feature-icon { font-size: 1.9rem; margin-bottom: 14px; display: block; }
.feature-name {
  font-family: 'Orbitron', monospace;
  font-size: 0.77rem;
  font-weight: 700;
  letter-spacing: 0.8px;
  color: #fff;
  margin-bottom: 8px;
}
.feature-desc { font-size: 0.8rem; color: var(--muted); line-height: 1.6; margin-bottom: 14px; }
.feature-cta {
  font-family: 'Orbitron', monospace;
  font-size: 0.58rem;
  letter-spacing: 1.5px;
  color: var(--neon);
  opacity: 0.65;
  transition: opacity 0.18s;
}
.feature-card:hover .feature-cta { opacity: 1; }

/* ─── PREVIEW BANNER ────────────────────────────────────────── */
.cs-banner {
  background: rgba(244,201,93,0.04);
  border: 1px solid rgba(244,201,93,0.2);
  border-radius: 11px;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
  font-size: 0.83rem;
  color: var(--sand);
}
.cs-banner .cs-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 8px var(--gold);
  flex-shrink: 0;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { opacity: 1; } 50% { opacity: 0.45; }
}
.cs-banner strong {
  font-family: 'Orbitron', monospace;
  font-size: 0.62rem;
  letter-spacing: 2px;
  color: var(--gold);
  margin-right: 6px;
}

/* ─── MOCK UI INPUTS / BUTTONS ──────────────────────────────── */
.mock-row { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 20px; }
.mock-field { display: flex; flex-direction: column; gap: 5px; flex: 1; min-width: 140px; }
.mock-label {
  font-family: 'Orbitron', monospace;
  font-size: 0.58rem;
  letter-spacing: 1.5px;
  color: var(--muted);
}
.mock-input {
  background: rgba(0,0,0,0.28);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 13px;
  color: var(--text);
  font-size: 0.86rem;
  font-family: 'Inter', sans-serif;
  width: 100%;
  outline: none;
}
.mock-input::placeholder { color: rgba(141,180,200,0.6); }
.mock-input:focus { border-color: rgba(104,213,232,0.38); }
.mock-select {
  background: rgba(0,0,0,0.28);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 13px;
  color: var(--text);
  font-size: 0.86rem;
  font-family: 'Inter', sans-serif;
  width: 100%;
  outline: none;
  appearance: none;
  cursor: pointer;
}
.mock-btn {
  background: rgba(104,213,232,0.1);
  border: 1px solid rgba(104,213,232,0.3);
  border-radius: 8px;
  padding: 10px 22px;
  color: var(--neon);
  font-family: 'Orbitron', monospace;
  font-size: 0.65rem;
  letter-spacing: 1.5px;
  cursor: pointer;
  transition: background 0.18s, box-shadow 0.18s;
  white-space: nowrap;
}
.mock-btn:hover { background: rgba(104,213,232,0.18); box-shadow: var(--glow); }
.mock-btn-sm {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 7px 14px;
  color: var(--muted);
  font-family: 'Orbitron', monospace;
  font-size: 0.58rem;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.18s;
}
.mock-btn-sm:hover { color: var(--neon); border-color: rgba(104,213,232,0.35); }
.mock-btn-sm.active { color: var(--neon); background: rgba(104,213,232,0.08); border-color: rgba(104,213,232,0.3); }

/* ─── STAT PILLS ────────────────────────────────────────────── */
.stats-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 24px; }
.stat-pill {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 20px;
  text-align: center;
  flex: 1; min-width: 100px;
}
.stat-num {
  font-family: 'Orbitron', monospace;
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--neon);
  line-height: 1;
}
.stat-unit { font-size: 0.75rem; color: var(--muted); margin-left: 2px; }
.stat-label { font-size: 0.68rem; color: var(--muted); margin-top: 5px; letter-spacing: 0.3px; }

/* ─── CONDITION CARDS ───────────────────────────────────────── */
.cond-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 12px; margin-bottom: 24px; }
.cond-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 13px;
  padding: 16px 14px;
  text-align: center;
}
.cond-icon { font-size: 1.6rem; margin-bottom: 8px; display: block; }
.cond-val {
  font-family: 'Orbitron', monospace;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--neon);
  line-height: 1;
}
.cond-name { font-size: 0.7rem; color: var(--muted); margin-top: 4px; }

/* ─── TAG PILLS ─────────────────────────────────────────────── */
.tag {
  display: inline-block;
  font-size: 0.72rem;
  padding: 3px 10px;
  border-radius: 20px;
  border: 1px solid;
}
.tag-neon { background: rgba(104,213,232,0.07); border-color: rgba(104,213,232,0.25); color: var(--neon); }
.tag-blue { background: rgba(39,142,194,0.07); border-color: rgba(39,142,194,0.25); color: var(--neon2); }
.tag-gold { background: rgba(244,201,93,0.07); border-color: rgba(244,201,93,0.22); color: var(--gold); }
.tag-muted { background: rgba(141,180,200,0.07); border-color: rgba(141,180,200,0.2); color: var(--muted); }

/* ─── TABLE ─────────────────────────────────────────────────── */
.mock-table { width: 100%; border-collapse: collapse; font-size: 0.84rem; }
.mock-table th {
  font-family: 'Orbitron', monospace;
  font-size: 0.58rem;
  letter-spacing: 1.5px;
  color: var(--muted);
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-dim);
}
.mock-table td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--border-dim);
  color: var(--text);
  vertical-align: middle;
}
.mock-table tr:last-child td { border-bottom: none; }
.mock-table tr:hover td { background: rgba(104,213,232,0.03); }

/* ─── CHAT UI ───────────────────────────────────────────────── */
.chat-window {
  background: rgba(0,0,0,0.2);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 16px;
}
.chat-msgs { padding: 20px; display: flex; flex-direction: column; gap: 16px; max-height: 420px; overflow-y: auto; }
.chat-msgs::-webkit-scrollbar { width: 3px; }
.chat-msgs::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
.msg { display: flex; gap: 12px; }
.msg.user { flex-direction: row-reverse; }
.msg-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem;
  flex-shrink: 0;
}
.msg.assistant .msg-avatar { background: rgba(104,213,232,0.1); border: 1px solid var(--border); }
.msg.user .msg-avatar { background: rgba(39,142,194,0.1); border: 1px solid rgba(39,142,194,0.2); }
.msg-bubble {
  padding: 11px 15px;
  border-radius: 14px;
  font-size: 0.85rem;
  line-height: 1.6;
  max-width: 72%;
}
.msg.assistant .msg-bubble { background: var(--card); border: 1px solid var(--border-dim); color: var(--text); border-radius: 4px 14px 14px 14px; }
.msg.user .msg-bubble { background: rgba(39,142,194,0.12); border: 1px solid rgba(39,142,194,0.2); color: var(--text); border-radius: 14px 4px 14px 14px; }
.chat-input-row {
  display: flex; gap: 8px;
  padding: 12px 16px;
  background: rgba(0,0,0,0.15);
  border-top: 1px solid var(--border-dim);
}
.chat-input-row .mock-input { flex: 1; }

/* ─── UPLOAD ZONE ───────────────────────────────────────────── */
.upload-zone {
  border: 2px dashed rgba(104,213,232,0.3);
  border-radius: 16px;
  padding: 52px 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  background: rgba(104,213,232,0.02);
  margin-bottom: 24px;
}
.upload-zone:hover { border-color: rgba(104,213,232,0.55); background: rgba(104,213,232,0.05); }
.upload-icon { font-size: 2.5rem; margin-bottom: 12px; display: block; }
.upload-zone h3 { font-family: 'Orbitron', monospace; font-size: 0.8rem; letter-spacing: 1px; color: var(--text); margin-bottom: 6px; }
.upload-zone p { font-size: 0.8rem; color: var(--muted); }
.upload-zone .upload-hint { margin-top: 14px; font-size: 0.72rem; color: rgba(141,180,200,0.7); }

/* ─── FOOTER ────────────────────────────────────────────────── */
.page-footer {
  position: relative; z-index: 1;
  padding: 16px 36px;
  border-top: 1px solid var(--border-dim);
  color: var(--muted);
  font-size: 0.77rem;
  margin-left: 0;
}
.page-footer span { color: var(--neon); }

/* ─── RESPONSIVE ────────────────────────────────────────────── */
@media (max-width: 768px) {
  .content-wrap { padding: 18px 18px 60px; }
  .page-header { padding: 28px 18px 4px 60px; }
  .features-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .features-grid { grid-template-columns: 1fr; }
  .content-wrap { padding: 14px 14px 60px; }
  .stats-row { gap: 8px; }
  .cond-grid { grid-template-columns: repeat(2, 1fr); }
}