/**
 * The CBC AI Projects — Design System
 * 
 * Palette: Charcoal, Emerald Green, Warm Amber
 * Mobile-first. No jargon. No bloat.
 */

/* ==========================================================================
   THE CBC AI PROJECTS — THEME & DESIGN SYSTEM
   Easily switch themes by changing variables in :root or setting data-theme=""
   ========================================================================== */

:root, [data-theme="emerald"] {
  /* ── 1. Backgrounds ── */
  --bg-primary: #0a0e14;
  --bg-surface: #111822;
  --bg-card: #151e2b;
  --bg-card-hover: #1a2636;
  --bg-elevated: #1f2d3f;

  /* ── 2. Borders ── */
  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-medium: rgba(255, 255, 255, 0.12);
  --border-accent: rgba(16, 185, 129, 0.3);

  /* ── 3. Brand Accent (Emerald) ── */
  --accent: #10b981;
  --accent-hover: #059669;
  --accent-glow: rgba(16, 185, 129, 0.18);
  --accent-teal: #0d9488;

  /* ── 4. Secondary Accent (Warm Amber) ── */
  --amber: #f59e0b;
  --amber-glow: rgba(245, 158, 11, 0.15);

  /* ── 5. Typography Colors ── */
  --text-primary: #f1f5f9;
  --text-secondary: #c1c9d4;
  --text-muted: #8b95a5;
  --text-subtle: #5c6878;

  /* ── 6. Status ── */
  --status-live: #34d399;

  /* ── 7. Typography Fonts ── */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* ── 8. Transitions & Shadows ── */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --t-fast: 0.15s var(--ease);
  --t-normal: 0.25s var(--ease);
  --t-bounce: 0.3s var(--ease-spring);

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.5);
}

/* ── PRESET THEME 1: Ocean / Tech Blue (data-theme="ocean") ── */
[data-theme="ocean"] {
  --bg-primary: #070c14;
  --bg-surface: #0e1726;
  --bg-card: #131f33;
  --bg-card-hover: #182842;
  --bg-elevated: #1e3252;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-glow: rgba(37, 99, 235, 0.22);
  --border-accent: rgba(37, 99, 235, 0.35);
  --amber: #06b6d4;
  --amber-glow: rgba(6, 182, 212, 0.18);
}

/* ── PRESET THEME 2: Midnight Violet (data-theme="violet") ── */
[data-theme="violet"] {
  --bg-primary: #090714;
  --bg-surface: #120f26;
  --bg-card: #191433;
  --bg-card-hover: #221c45;
  --bg-elevated: #2c2457;
  --accent: #8b5cf6;
  --accent-hover: #7c3aed;
  --accent-glow: rgba(139, 92, 246, 0.22);
  --border-accent: rgba(139, 92, 246, 0.35);
  --amber: #ec4899;
  --amber-glow: rgba(236, 72, 153, 0.18);
}

/* ── PRESET THEME 3: Obsidian Gold (data-theme="gold") ── */
[data-theme="gold"] {
  --bg-primary: #0a0907;
  --bg-surface: #14120e;
  --bg-card: #1c1913;
  --bg-card-hover: #262118;
  --bg-elevated: #332c1e;
  --accent: #f59e0b;
  --accent-hover: #d97706;
  --accent-glow: rgba(245, 158, 11, 0.22);
  --border-accent: rgba(245, 158, 11, 0.35);
  --amber: #fbbf24;
  --amber-glow: rgba(251, 191, 36, 0.18);
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
  overflow-x: clip;
  max-width: 100%;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: clip;
  max-width: 100%;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

img, svg, video, canvas, audio, iframe, embed, object {
  max-width: 100%;
}

.ambient-glow {
  position: fixed;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse at center, rgba(13, 148, 136, 0.12) 0%, transparent 65%);
  pointer-events: none;
  z-index: 0;
}

.page-wrapper {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 16px;
}

h1, h2, h3 {
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

a { color: inherit; text-decoration: none; }

/* ── Header ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(10, 14, 20, 0.92);
  border-bottom: 1px solid var(--border-subtle);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  gap: 8px;
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-logo {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  transition: transform var(--t-bounce);
}

.brand-group:hover .brand-logo {
  transform: scale(1.08) rotate(3deg);
}

.brand-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 6px 10px;
  border-radius: 6px;
  transition: color var(--t-fast), background var(--t-fast);
}

.nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 0.86rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--t-fast);
  text-decoration: none;
  user-select: none;
}

.btn:active { transform: scale(0.96); }

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 12px var(--accent-glow);
}

.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 6px 18px rgba(16, 185, 129, 0.35);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-medium);
}

.btn-whatsapp:hover {
  background: var(--bg-card-hover);
  border-color: rgba(37, 211, 102, 0.4);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-medium);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-admin {
  background: transparent;
  color: var(--text-subtle);
  padding: 6px 8px;
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
}

.btn-admin:hover {
  color: var(--amber);
  border-color: rgba(245, 158, 11, 0.3);
  background: var(--amber-glow);
}

/* ── Announcement Bar ── */
.announcement-bar {
  background: rgba(16, 185, 129, 0.08);
  border-bottom: 1px solid rgba(16, 185, 129, 0.15);
  padding: 8px 0;
  font-size: 0.82rem;
  display: none;
  animation: fadeIn 0.3s ease;
}

.announcement-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  text-align: center;
}

.announcement-badge {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 9999px;
  background: var(--amber);
  color: #0a0e14;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.announcement-text { color: var(--text-secondary); }

.announcement-link {
  color: var(--accent);
  font-weight: 600;
}

.announcement-link:hover { text-decoration: underline; }

/* ── Hero ── */
.hero-section {
  padding: 48px 0 36px;
  text-align: center;
}

.hero-title {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.15;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: -0.03em;
}

.hero-title .highlight-text {
  background: linear-gradient(135deg, #10b981 0%, #34d399 60%, #f59e0b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-description {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto 24px;
  line-height: 1.55;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.hero-stats {
  display: inline-flex;
  align-items: center;
  gap: 0;
  border-radius: 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  overflow: hidden;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 14px 20px;
}

.stat-divider {
  width: 1px;
  height: 36px;
  background: var(--border-subtle);
  flex-shrink: 0;
}

.stat-value {
  font-size: 1.2rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.stat-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 2px;
}

/* ── Filter Bar ── */
.filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.section-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
}

.section-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.filter-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.category-chip {
  padding: 5px 12px;
  border-radius: 9999px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 0.76rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--t-fast);
}

.category-chip:hover {
  border-color: var(--border-medium);
  color: #fff;
}

.category-chip.active {
  background: var(--accent-glow);
  border-color: var(--accent);
  color: var(--accent);
}

/* ── Projects Grid ── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(290px, 100%), 1fr));
  gap: 20px;
  margin-bottom: 50px;
}

/* ── Project Card ── */
.project-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform var(--t-bounce), box-shadow var(--t-normal), border-color var(--t-normal), background var(--t-fast);
  overflow: hidden;
}

.project-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(16, 185, 129, 0.4), transparent);
  opacity: 0;
  transition: opacity var(--t-normal);
}

.project-card:hover {
  transform: translateY(-5px);
  background: var(--bg-card-hover);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-md), 0 0 16px rgba(16, 185, 129, 0.08);
}

.project-card:hover::before { opacity: 1; }

.project-card.highlight {
  border-color: rgba(16, 185, 129, 0.25);
}

.project-card.highlight::before {
  opacity: 1;
  background: linear-gradient(90deg, var(--accent), var(--amber));
}

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
}

.card-icon-box {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--t-bounce), background var(--t-fast), color var(--t-fast);
  flex-shrink: 0;
}

.project-card:hover .card-icon-box {
  transform: scale(1.1) rotate(4deg);
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 12px var(--accent-glow);
}

.card-icon-box svg { width: 22px; height: 22px; }

.card-badges {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.badge {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 5px;
  letter-spacing: 0.02em;
}

.badge-flagship {
  background: rgba(245, 158, 11, 0.12);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-status {
  background: rgba(16, 185, 129, 0.1);
  color: var(--status-live);
  border: 1px solid rgba(16, 185, 129, 0.25);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.badge-status.status-live {
  background: rgba(16, 185, 129, 0.1);
  color: #34d399;
  border-color: rgba(16, 185, 129, 0.3);
}

.badge-status.status-dev {
  background: rgba(245, 158, 11, 0.1);
  color: #fbbf24;
  border-color: rgba(245, 158, 11, 0.3);
}
.badge-status.status-dev .status-dot {
  background: #f59e0b;
}

.badge-status.status-beta {
  background: rgba(59, 130, 246, 0.1);
  color: #60a5fa;
  border-color: rgba(59, 130, 246, 0.3);
}
.badge-status.status-beta .status-dot {
  background: #3b82f6;
}

.badge-status.status-discontinued {
  background: rgba(239, 68, 68, 0.1);
  color: #f87171;
  border-color: rgba(239, 68, 68, 0.3);
}
.badge-status.status-discontinued .status-dot {
  background: #ef4444;
  animation: none;
}

.status-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.card-body { margin-bottom: 16px; }

.project-title {
  font-size: 1.12rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 3px;
  transition: color var(--t-fast);
}

.project-card:hover .project-title { color: #34d399; }

.project-category {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 10px;
}

.project-desc {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 12px;
}

.tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.tag-item {
  font-size: 0.68rem;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  transition: all var(--t-fast);
}

.project-card:hover .tag-item {
  border-color: rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
}

.card-footer {
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
}

.card-link-btn {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 14px;
  border-radius: 8px;
  font-size: 0.84rem;
  font-weight: 600;
  background: var(--bg-surface);
  color: #fff;
  border: 1px solid var(--border-medium);
  transition: all var(--t-fast);
}

.card-link-btn:hover {
  background: var(--accent);
  border-color: transparent;
  box-shadow: 0 4px 12px var(--accent-glow);
  transform: translateY(-1px);
}

.card-link-btn svg {
  width: 14px;
  height: 14px;
  transition: transform var(--t-fast);
}

.card-link-btn:hover svg { transform: translateX(3px); }

.card-link-btn.btn-disabled {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
  background: var(--bg-surface);
  color: var(--text-muted);
  border-color: var(--border-subtle);
  box-shadow: none !important;
  transform: none !important;
}

/* ── Value Section ── */
.value-section {
  padding: 44px 0;
  background: rgba(17, 24, 34, 0.4);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 50px;
}

.value-header {
  text-align: center;
  max-width: 520px;
  margin: 0 auto 28px;
}

.value-header h2 {
  font-size: 1.5rem;
  margin-bottom: 6px;
}

.value-header p {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
}

.value-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 20px;
  transition: transform var(--t-bounce), border-color var(--t-fast);
}

.value-card:hover {
  transform: translateY(-3px);
  border-color: rgba(16, 185, 129, 0.25);
}

.value-icon {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

.value-icon svg { width: 20px; height: 20px; }

.value-title {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}

.value-desc {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.45;
}

/* ── Connect Section ── */
.connect-section {
  margin-bottom: 50px;
}

.connect-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.connect-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 14px 16px;
  text-decoration: none;
  transition: all var(--t-bounce);
}

.connect-card:hover {
  transform: translateY(-2px);
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: var(--shadow-sm);
}

.connect-card:active { transform: scale(0.98); }

.connect-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  transition: all var(--t-bounce);
}

.connect-card:hover .connect-icon { transform: scale(1.08); }

.connect-icon.whatsapp { background: rgba(37, 211, 102, 0.12); color: #25d366; }
.connect-card:hover .connect-icon.whatsapp { background: #25d366; color: #0a0e14; }

.connect-icon.youtube { background: rgba(255, 0, 0, 0.12); color: #ff4444; }
.connect-card:hover .connect-icon.youtube { background: #ff0000; color: #fff; }

.connect-icon.phone { background: rgba(16, 185, 129, 0.12); color: var(--accent); }
.connect-card:hover .connect-icon.phone { background: var(--accent); color: #fff; }

.connect-icon.mail { background: rgba(245, 158, 11, 0.12); color: var(--amber); }
.connect-card:hover .connect-icon.mail { background: var(--amber); color: #0a0e14; }

.connect-icon.community, .connect-icon.users { background: rgba(59, 130, 246, 0.12); color: #60a5fa; }
.connect-card:hover .connect-icon.community, .connect-card:hover .connect-icon.users { background: #3b82f6; color: #fff; }

.connect-meta { display: flex; flex-direction: column; flex-grow: 1; min-width: 0; }

.connect-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.connect-sublabel {
  font-size: 0.74rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.connect-arrow {
  color: var(--text-subtle);
  transition: transform var(--t-fast), color var(--t-fast);
  flex-shrink: 0;
}

.connect-card:hover .connect-arrow {
  transform: translateX(3px);
  color: #fff;
}

/* Custom Links */
.custom-links-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.custom-link-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 9999px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 0.8rem;
  font-weight: 600;
  transition: all var(--t-bounce);
}

.custom-link-pill:hover {
  background: var(--bg-card-hover);
  border-color: var(--amber);
  transform: translateY(-2px);
}

/* ── Footer ── */
.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  padding: 28px 0 20px;
}

.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.footer-link {
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: color var(--t-fast);
}

.footer-link:hover { color: var(--accent); }

.admin-trigger {
  font-size: 0.76rem;
  color: var(--text-subtle);
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid transparent;
  transition: all var(--t-fast);
}

.admin-trigger:hover {
  color: var(--amber);
  border-color: rgba(245, 158, 11, 0.25);
  background: var(--amber-glow);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 14px;
  font-size: 0.78rem;
  color: var(--text-subtle);
}

/* ── Toast ── */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  background: var(--bg-card);
  border: 1px solid var(--border-medium);
  border-radius: 8px;
  padding: 10px 16px;
  font-size: 0.84rem;
  color: #fff;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 8px;
  animation: slideInRight 0.3s var(--ease-spring);
  max-width: 360px;
}

.toast.success { border-color: var(--accent); }
.toast.error { border-color: #ef4444; }

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ── Mobile ── */
@media (max-width: 640px) {
  .container { padding: 0 12px; }

  .header-inner { height: 50px; }

  .brand-logo { width: 28px; height: 28px; }
  .brand-name { font-size: 0.88rem; }

  .nav-link { display: none; }

  .hero-section { padding: 32px 0 24px; }

  .hero-title { font-size: 1.6rem; }

  .hero-description { font-size: 0.9rem; margin-bottom: 20px; }

  .hero-cta-group { gap: 8px; }
  .hero-cta-group .btn { padding: 8px 14px; font-size: 0.82rem; }

  .hero-stats {
    display: flex;
    flex-direction: row;
    width: 100%;
    max-width: 100%;
    justify-content: space-between;
  }

  .stat-item {
    padding: 8px 6px;
    flex: 1;
    min-width: 0;
    text-align: center;
  }
  .stat-value { font-size: 0.95rem; }
  .stat-label { font-size: 0.6rem; white-space: normal; }

  .stat-divider { height: 28px; }

  .section-title { font-size: 1.2rem; }

  .projects-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .value-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .value-card { padding: 14px; }
  .value-title { font-size: 0.9rem; }
  .value-desc { font-size: 0.78rem; }

  .connect-grid { grid-template-columns: 1fr; gap: 10px; }

  .filter-controls { display: none; }
}

@media (max-width: 380px) {
  .value-grid { grid-template-columns: 1fr; }
  .hero-title { font-size: 1.4rem; }
}