:root {
  /* Background layers */
  --bg: #0a0e14;
  --bg-soft: #111722;
  --surface: #161e2c;
  --surface-2: #1d2738;
  --surface-3: #243149;

  /* Border */
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --border-glow: rgba(16, 185, 129, 0.35);

  /* Text */
  --text: #e7edf5;
  --muted: #94a3b8;
  --muted-2: #64748b;

  /* Brand */
  --primary: #10b981;     /* emerald */
  --primary-2: #14b8a6;   /* teal */
  --primary-3: #0ea5a4;
  --accent: #f59e0b;      /* amber */
  --accent-2: #fbbf24;
  --danger: #ef4444;
  --success: #22c55e;
  --warning: #eab308;

  /* Gradients */
  --gradient-brand: linear-gradient(135deg, #10b981 0%, #14b8a6 60%, #0ea5a4 100%);
  --gradient-brand-soft: linear-gradient(135deg, rgba(16,185,129,0.18), rgba(20,184,166,0.12) 60%, rgba(14,165,164,0.08));
  --gradient-amber: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
  --gradient-mesh: radial-gradient(at 12% 18%, rgba(16,185,129,0.22) 0px, transparent 50%),
                   radial-gradient(at 88% 12%, rgba(20,184,166,0.18) 0px, transparent 50%),
                   radial-gradient(at 75% 88%, rgba(245,158,11,0.14) 0px, transparent 55%),
                   radial-gradient(at 18% 80%, rgba(14,165,164,0.16) 0px, transparent 50%);

  /* Radii */
  --radius: 16px;
  --radius-lg: 22px;
  --radius-xl: 28px;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow: 0 6px 24px rgba(0,0,0,0.35);
  --shadow-lg: 0 18px 50px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 0 1px rgba(16,185,129,0.35), 0 8px 32px rgba(16,185,129,0.22);
  --shadow-amber-glow: 0 0 0 1px rgba(245,158,11,0.35), 0 8px 32px rgba(245,158,11,0.22);

  /* Type */
  --font-head: "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Menlo, monospace;

  /* Layout */
  --container: 1200px;
  --nav-h: 68px;

  /* Motion */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --t-fast: 150ms;
  --t: 280ms;
  --t-slow: 520ms;
}

/* Light theme overrides */
[data-theme="light"] {
  --bg: #f6f8fb;
  --bg-soft: #eef2f7;
  --surface: #ffffff;
  --surface-2: #f1f5f9;
  --surface-3: #e6ecf3;
  --border: rgba(15, 23, 42, 0.1);
  --border-strong: rgba(15, 23, 42, 0.18);
  --text: #0f1b2d;
  --muted: #475569;
  --muted-2: #64748b;
  --gradient-mesh: radial-gradient(at 12% 18%, rgba(16,185,129,0.16) 0px, transparent 50%),
                   radial-gradient(at 88% 12%, rgba(20,184,166,0.14) 0px, transparent 50%),
                   radial-gradient(at 75% 88%, rgba(245,158,11,0.10) 0px, transparent 55%),
                   radial-gradient(at 18% 80%, rgba(14,165,164,0.12) 0px, transparent 50%);
  --shadow: 0 6px 20px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 18px 40px rgba(15, 23, 42, 0.12);
}

/* ---------- 2. BASE RESET ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  transition: background-color var(--t) var(--ease-out), color var(--t) var(--ease-out);
}
main { flex: 1 0 auto; width: 100%; }
img, svg, video, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; transition: color var(--t-fast) var(--ease-out); }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5 { font-family: var(--font-head); line-height: 1.15; letter-spacing: -0.02em; font-weight: 700; }
::selection { background: rgba(16, 185, 129, 0.3); color: var(--text); }

/* ---------- 3. SCROLLBAR ---------- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-soft); }
::-webkit-scrollbar-thumb { background: var(--surface-3); border-radius: 999px; border: 2px solid var(--bg-soft); }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }
* { scrollbar-width: thin; scrollbar-color: var(--surface-3) var(--bg-soft); }

/* ---------- 4. LAYOUT UTILITIES ---------- */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; position: relative; }
.section-sm { padding: 56px 0; }
.section-tight { padding: 64px 0; }
@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .container { padding: 0 18px; }
}
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-auto { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
@media (max-width: 980px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: 8px; } .gap { gap: 16px; } .gap-lg { gap: 28px; }
.wrap { flex-wrap: wrap; }
.text-center { text-align: center; }
.text-muted { color: var(--muted); }
.text-primary { color: var(--primary); }
.text-accent { color: var(--accent); }
.hidden { display: none !important; }
.mt-1 { margin-top: 8px; } .mt-2 { margin-top: 16px; } .mt-3 { margin-top: 24px; } .mt-4 { margin-top: 36px; }
.mb-1 { margin-bottom: 8px; } .mb-2 { margin-bottom: 16px; } .mb-3 { margin-bottom: 24px; } .mb-4 { margin-bottom: 36px; }

/* ---------- 5. TYPOGRAPHY ---------- */
.h1 { font-size: clamp(2.4rem, 6vw, 4.2rem); font-weight: 800; }
.h2 { font-size: clamp(1.9rem, 4.2vw, 2.8rem); font-weight: 800; }
.h3 { font-size: clamp(1.4rem, 2.4vw, 1.8rem); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--primary); font-weight: 600;
  padding: 6px 14px; border-radius: 999px;
  background: var(--gradient-brand-soft);
  border: 1px solid rgba(16,185,129,0.25);
}
.lead { font-size: clamp(1rem, 1.4vw, 1.15rem); color: var(--muted); line-height: 1.7; }
.mono { font-family: var(--font-mono); }

.gradient-text {
  background: linear-gradient(120deg, var(--primary) 0%, var(--primary-2) 50%, var(--accent) 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: gradient-shift 6s linear infinite;
}
.gradient-text-amber {
  background: var(--gradient-amber);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}

/* ---------- 6. BUTTONS ---------- */
.btn {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center;
  gap: 10px;
  padding: 13px 24px;
  border-radius: var(--radius-pill);
  font-family: var(--font-head); font-weight: 600; font-size: 0.95rem;
  letter-spacing: -0.01em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--t-fast) var(--ease-out), box-shadow var(--t) var(--ease-out), background var(--t) var(--ease-out), border-color var(--t) var(--ease-out);
  overflow: hidden;
  white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
}
.btn:disabled { opacity: 0.6; cursor: not-allowed; }
.btn:hover:not(:disabled) { transform: translateY(-2px); }
.btn:active:not(:disabled) { transform: translateY(0); }

.btn-primary {
  background: var(--gradient-brand);
  color: #04130d;
  box-shadow: 0 8px 24px rgba(16,185,129,0.35), inset 0 1px 0 rgba(255,255,255,0.25);
}
.btn-primary::after {
  content: ""; position: absolute; top: 0; left: -120%;
  width: 70%; height: 100%;
  background: linear-gradient(110deg, transparent, rgba(255,255,255,0.55), transparent);
  transform: skewX(-20deg);
  animation: shimmer-sweep 4s ease-in-out infinite;
  pointer-events: none;
}
.btn-primary:hover:not(:disabled) { box-shadow: 0 12px 32px rgba(16,185,129,0.5), inset 0 1px 0 rgba(255,255,255,0.3); }

.btn-amber {
  background: var(--gradient-amber);
  color: #1f1402;
  box-shadow: 0 8px 24px rgba(245,158,11,0.35), inset 0 1px 0 rgba(255,255,255,0.25);
}
.btn-amber:hover:not(:disabled) { box-shadow: 0 12px 32px rgba(245,158,11,0.5); }

.btn-ghost {
  background: rgba(255,255,255,0.04);
  color: var(--text);
  border-color: var(--border);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover:not(:disabled) { background: rgba(255,255,255,0.08); border-color: var(--border-strong); }

.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: rgba(16,185,129,0.45);
}
.btn-outline:hover:not(:disabled) { background: rgba(16,185,129,0.1); border-color: var(--primary); box-shadow: var(--shadow-glow); }

.btn-danger {
  background: rgba(239,68,68,0.12);
  color: var(--danger);
  border-color: rgba(239,68,68,0.35);
}
.btn-danger:hover:not(:disabled) { background: rgba(239,68,68,0.2); }

.btn-sm { padding: 8px 16px; font-size: 0.85rem; }
.btn-lg { padding: 16px 32px; font-size: 1.05rem; }
.btn-block { width: 100%; }
.btn-icon { padding: 10px; aspect-ratio: 1; border-radius: 50%; }

/* Ripple */
.ripple-container { position: relative; overflow: hidden; }
.ripple {
  position: absolute; border-radius: 50%;
  background: rgba(255,255,255,0.4);
  transform: scale(0); animation: ripple 600ms var(--ease-out);
  pointer-events: none;
}

/* ---------- 7. CARDS ---------- */
.card {
  position: relative;
  background: linear-gradient(180deg, var(--surface) 0%, var(--surface-2) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: transform var(--t) var(--ease-out), border-color var(--t) var(--ease-out), box-shadow var(--t) var(--ease-out);
}
.card-hover:hover {
  transform: translateY(-6px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-lg), 0 0 32px rgba(16,185,129,0.18);
}
.card-glow::before {
  content: ""; position: absolute; inset: 0;
  border-radius: inherit; padding: 1px;
  background: linear-gradient(135deg, rgba(16,185,129,0.6), transparent 40%, transparent 60%, rgba(245,158,11,0.45));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity var(--t) var(--ease-out);
  pointer-events: none;
}
.card-glow:hover::before { opacity: 1; }

.glass {
  background: rgba(22, 30, 44, 0.55);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border: 1px solid var(--border-strong);
}
[data-theme="light"] .glass { background: rgba(255,255,255,0.7); }

/* ---------- 8. BADGES ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px; font-size: 12px; font-weight: 600;
  border-radius: var(--radius-pill); letter-spacing: 0.02em;
  background: rgba(255,255,255,0.06); color: var(--muted);
  border: 1px solid var(--border);
}
.badge-primary { background: rgba(16,185,129,0.14); color: var(--primary); border-color: rgba(16,185,129,0.3); }
.badge-amber { background: rgba(245,158,11,0.14); color: var(--accent); border-color: rgba(245,158,11,0.3); }
.badge-danger { background: rgba(239,68,68,0.14); color: var(--danger); border-color: rgba(239,68,68,0.3); }
.badge-success { background: rgba(34,197,94,0.14); color: var(--success); border-color: rgba(34,197,94,0.3); }

/* Live pulse dot */
.live-dot {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%;
  background: var(--success); position: relative;
}
.live-dot::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  background: var(--success); animation: pulse-ring 1.6s var(--ease-out) infinite;
}

/* ---------- 9. INPUTS ---------- */
.field { position: relative; margin-bottom: 18px; }
.input, .textarea, .select {
  width: 100%; padding: 14px 16px;
  background: var(--surface-2); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius);
  font-size: 0.95rem; transition: border-color var(--t) var(--ease-out), box-shadow var(--t) var(--ease-out), background var(--t) var(--ease-out);
  outline: none;
}
.input::placeholder, .textarea::placeholder { color: var(--muted-2); }
.input:focus, .textarea:focus, .select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(16,185,129,0.16);
  background: var(--surface);
}
.input-group {
  position: relative;
}
.input-group .input { padding-left: 44px; }
.input-group .input-icon {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  color: var(--muted); pointer-events: none;
  width: 18px; height: 18px;
}
.label {
  display: block; font-size: 13px; font-weight: 600;
  color: var(--muted); margin-bottom: 8px;
  letter-spacing: 0.01em;
}
.floating {
  position: relative;
}
.floating .input { padding: 18px 16px 10px; }
.floating .floating-label {
  position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
  color: var(--muted); pointer-events: none;
  font-size: 0.95rem;
  transition: top var(--t-fast) var(--ease-out), font-size var(--t-fast) var(--ease-out), color var(--t-fast) var(--ease-out);
  background: transparent;
}
.floating .input:focus + .floating-label,
.floating .input:not(:placeholder-shown) + .floating-label {
  top: 8px; font-size: 11px; color: var(--primary);
}

/* Checkbox */
.checkbox { display: inline-flex; align-items: flex-start; gap: 10px; cursor: pointer; user-select: none; }
.checkbox input { width: 18px; height: 18px; accent-color: var(--primary); margin-top: 2px; }

/* ---------- 10. NAVBAR ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  height: var(--nav-h);
  display: flex; align-items: center;
  background: transparent;
  transition: background var(--t) var(--ease-out), backdrop-filter var(--t) var(--ease-out), box-shadow var(--t) var(--ease-out), border-color var(--t) var(--ease-out);
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(10, 14, 20, 0.75);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--border);
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
}
[data-theme="light"] .nav.scrolled { background: rgba(255,255,255,0.8); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; gap: 18px; }
.nav-brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-head); font-weight: 800; font-size: 1.1rem; letter-spacing: -0.02em; }
.nav-brand img { width: 32px; height: 32px; border-radius: 8px; object-fit: cover; }
.nav-brand .brand-mark {
  background: var(--gradient-brand);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-link {
  position: relative; padding: 8px 14px; font-size: 0.92rem; font-weight: 500;
  color: var(--muted); border-radius: 8px;
  transition: color var(--t-fast) var(--ease-out);
}
.nav-link:hover { color: var(--text); }
.nav-link::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px;
  height: 2px; border-radius: 2px;
  background: var(--gradient-brand);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--t) var(--ease-out);
}
.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); }
.nav-link.active { color: var(--text); }
.nav-actions { display: flex; align-items: center; gap: 10px; }

.theme-toggle {
  width: 38px; height: 38px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); background: var(--surface);
  color: var(--text);
  transition: transform var(--t-fast) var(--ease-out), background var(--t) var(--ease-out), border-color var(--t) var(--ease-out);
}
.theme-toggle:hover { transform: rotate(20deg) scale(1.05); border-color: var(--primary); }
.theme-toggle svg { width: 18px; height: 18px; }

.nav-burger { display: none; width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--border); background: var(--surface); align-items: center; justify-content: center; }
.nav-burger span { display: block; width: 18px; height: 2px; background: var(--text); border-radius: 2px; position: relative; transition: transform var(--t) var(--ease-out), opacity var(--t-fast) var(--ease-out); }
.nav-burger span::before, .nav-burger span::after {
  content: ""; position: absolute; left: 0; width: 18px; height: 2px; background: var(--text); border-radius: 2px;
  transition: transform var(--t) var(--ease-out), top var(--t) var(--ease-out);
}
.nav-burger span::before { top: -6px; }
.nav-burger span::after { top: 6px; }
.nav-burger.open span { background: transparent; }
.nav-burger.open span::before { top: 0; transform: rotate(45deg); }
.nav-burger.open span::after { top: 0; transform: rotate(-45deg); }

/* Mobile drawer */
.mobile-drawer {
  position: fixed; inset: var(--nav-h) 0 auto 0;
  background: rgba(10,14,20,0.96); backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transform: translateY(-110%); transition: transform var(--t) var(--ease-out);
  z-index: 99; padding: 18px 24px 28px;
  display: flex; flex-direction: column; gap: 6px;
}
.mobile-drawer.open { transform: translateY(0); }
.mobile-drawer .nav-link { padding: 12px 14px; font-size: 1rem; }
.mobile-drawer .nav-actions { flex-direction: column; align-items: stretch; margin-top: 12px; }

@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-burger { display: inline-flex; }
  .nav-actions .desktop-only { display: none; }
}

/* ---------- 11. FOOTER (sticky) ---------- */
.footer {
  flex-shrink: 0;
  margin-top: auto;
  background: linear-gradient(180deg, transparent 0%, var(--bg-soft) 100%);
  border-top: 1px solid var(--border);
  padding: 56px 0 28px;
  position: relative;
}
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; margin-bottom: 36px; }
@media (max-width: 820px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-brand .nav-brand { margin-bottom: 14px; }
.footer-desc { color: var(--muted); font-size: 0.92rem; max-width: 320px; line-height: 1.7; }
.footer-col h4 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); margin-bottom: 14px; font-family: var(--font-mono); font-weight: 600; }
.footer-col a { display: block; color: var(--muted); font-size: 0.92rem; padding: 5px 0; transition: color var(--t-fast) var(--ease-out), padding-left var(--t-fast) var(--ease-out); }
.footer-col a:hover { color: var(--primary); padding-left: 4px; }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 22px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; color: var(--muted-2); font-size: 0.85rem; }
.footer-socials { display: flex; gap: 10px; }
.footer-socials a {
  width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--border);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--muted); transition: all var(--t-fast) var(--ease-out);
}
.footer-socials a:hover { color: var(--primary); border-color: var(--primary); transform: translateY(-2px); }

/* ---------- 12. ANIMATION LIBRARY ---------- */
/* Keyframes */
@keyframes fadeUp { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideInLeft { from { opacity: 0; transform: translateX(-40px); } to { opacity: 1; transform: translateX(0); } }
@keyframes slideInRight { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }
@keyframes scaleIn { from { opacity: 0; transform: scale(0.92); } to { opacity: 1; transform: scale(1); } }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
@keyframes floatSlow { 0%,100% { transform: translateY(0) rotate(0deg); } 50% { transform: translateY(-22px) rotate(6deg); } }
@keyframes shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }
@keyframes shimmer-sweep { 0% { left: -120%; } 50%, 100% { left: 120%; } }
@keyframes gradient-shift { 0% { background-position: 0% center; } 100% { background-position: 200% center; } }
@keyframes pulse-ring { 0% { transform: scale(0.85); opacity: 0.7; } 80%, 100% { transform: scale(2.4); opacity: 0; } }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes bounce { 0%, 20%, 50%, 80%, 100% { transform: translateY(0); } 40% { transform: translateY(-14px); } 60% { transform: translateY(-7px); } }
@keyframes ripple { to { transform: scale(4); opacity: 0; } }
@keyframes drift { 0% { transform: translate(0,0) scale(1); } 33% { transform: translate(40px,-30px) scale(1.08); } 66% { transform: translate(-30px,20px) scale(0.95); } 100% { transform: translate(0,0) scale(1); } }
@keyframes gradient-pan { 0% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } 100% { background-position: 0% 50%; } }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
@keyframes scanline { 0% { top: 0; } 100% { top: 100%; } }
@keyframes count-glow { 0%, 100% { text-shadow: 0 0 0 transparent; } 50% { text-shadow: 0 0 24px rgba(16,185,129,0.45); } }

/* Reveal-on-scroll */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out);
  will-change: opacity, transform;
}
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal-scale { transform: scale(0.92); }
.reveal-scale.in-view { transform: scale(1); }
.reveal-left { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }
.reveal-left.in-view, .reveal-right.in-view { transform: translateX(0); }
.reveal[data-delay="1"] { transition-delay: 80ms; }
.reveal[data-delay="2"] { transition-delay: 160ms; }
.reveal[data-delay="3"] { transition-delay: 240ms; }
.reveal[data-delay="4"] { transition-delay: 320ms; }
.reveal[data-delay="5"] { transition-delay: 400ms; }
.reveal[data-delay="6"] { transition-delay: 480ms; }

/* Animated entrance utility */
.animate-fade-up { animation: fadeUp 700ms var(--ease-out) both; }
.animate-fade-in { animation: fadeIn 600ms var(--ease-out) both; }
.animate-scale-in { animation: scaleIn 600ms var(--ease-out) both; }
.animate-slide-left { animation: slideInLeft 700ms var(--ease-out) both; }
.animate-slide-right { animation: slideInRight 700ms var(--ease-out) both; }
.delay-1 { animation-delay: 80ms; }
.delay-2 { animation-delay: 160ms; }
.delay-3 { animation-delay: 240ms; }
.delay-4 { animation-delay: 320ms; }
.delay-5 { animation-delay: 400ms; }

/* Skeleton shimmer */
.skeleton {
  position: relative;
  background: var(--surface-2);
  border-radius: var(--radius);
  overflow: hidden;
}
.skeleton::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.06), transparent);
  background-size: 200% 100%;
  animation: shimmer 1.6s linear infinite;
}
.skeleton.text { height: 14px; border-radius: 6px; }
.skeleton.line { height: 10px; border-radius: 4px; }
.skeleton.circle { border-radius: 50%; }

/* Floating orbs (hero bg) */
.orb {
  position: absolute; border-radius: 50%;
  filter: blur(60px); opacity: 0.5; pointer-events: none;
  animation: drift 18s ease-in-out infinite;
}
.orb-1 { width: 380px; height: 380px; background: radial-gradient(circle, var(--primary), transparent 70%); top: -80px; left: -60px; }
.orb-2 { width: 320px; height: 320px; background: radial-gradient(circle, var(--primary-2), transparent 70%); top: 20%; right: -80px; animation-delay: -6s; }
.orb-3 { width: 280px; height: 280px; background: radial-gradient(circle, var(--accent), transparent 70%); bottom: -80px; left: 30%; animation-delay: -12s; opacity: 0.35; }
.orb-4 { width: 200px; height: 200px; background: radial-gradient(circle, var(--primary-3), transparent 70%); bottom: 10%; right: 20%; animation-delay: -3s; opacity: 0.4; }

/* Animated gradient mesh background */
.mesh-bg {
  position: absolute; inset: 0;
  background: var(--gradient-mesh);
  background-size: 200% 200%;
  animation: gradient-pan 16s ease infinite;
  pointer-events: none;
}

/* SVG noise overlay */
.noise-overlay {
  position: absolute; inset: 0; pointer-events: none; opacity: 0.04;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  mix-blend-mode: overlay;
}

/* Marquee */
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; gap: 24px; width: max-content; animation: marquee 32s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }

/* Spinner */
.spinner {
  width: 22px; height: 22px; border-radius: 50%;
  border: 2.5px solid rgba(255,255,255,0.15);
  border-top-color: var(--primary);
  animation: spin 700ms linear infinite;
  display: inline-block;
}
.spinner-lg { width: 40px; height: 40px; border-width: 3px; }
.spinner-on-primary { border-color: rgba(4,19,13,0.25); border-top-color: #04130d; }

/* Typewriter caret */
.typewriter::after {
  content: "|"; color: var(--primary);
  animation: blink 1s step-end infinite;
  margin-left: 2px;
}
.typewriter.done::after { display: none; }

/* Pulse chip */
.pulse-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px 6px 10px; border-radius: 999px;
  background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.3);
  font-size: 12px; font-weight: 600; color: var(--success);
  font-family: var(--font-mono);
}

/* Confetti container */
.confetti-canvas { position: fixed; inset: 0; pointer-events: none; z-index: 9999; }

/* QR scanner frame */
.qr-frame {
  position: relative; padding: 18px; border-radius: var(--radius-lg);
  background: var(--surface-2); border: 1px solid var(--border);
  overflow: hidden;
}
.qr-frame::before, .qr-frame::after,
.qr-frame .qr-corner-tl, .qr-frame .qr-corner-br {
  content: ""; position: absolute; width: 22px; height: 22px;
  border-color: var(--primary); border-style: solid; border-width: 0;
}
.qr-frame::before { top: 8px; left: 8px; border-top-width: 3px; border-left-width: 3px; border-top-left-radius: 8px; }
.qr-frame::after { top: 8px; right: 8px; border-top-width: 3px; border-right-width: 3px; border-top-right-radius: 8px; }
.qr-frame .qr-corner-tl { bottom: 8px; left: 8px; border-bottom-width: 3px; border-left-width: 3px; border-bottom-left-radius: 8px; }
.qr-frame .qr-corner-br { bottom: 8px; right: 8px; border-bottom-width: 3px; border-right-width: 3px; border-bottom-right-radius: 8px; }
.qr-scanline {
  position: absolute; left: 10px; right: 10px; height: 3px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  filter: blur(1px); box-shadow: 0 0 16px var(--primary);
  animation: scanline 2.2s ease-in-out infinite alternate;
  top: 0;
}

/* Magnetic button transition */
.magnetic { transition: transform var(--t-fast) var(--ease-out); }

/* Toast */
.toast-wrap {
  position: fixed; top: 80px; right: 24px; z-index: 200;
  display: flex; flex-direction: column; gap: 10px;
  pointer-events: none; max-width: min(360px, calc(100vw - 48px));
}
.toast {
  pointer-events: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius);
  padding: 14px 16px;
  box-shadow: var(--shadow-lg);
  display: flex; align-items: flex-start; gap: 12px;
  animation: slideInRight 400ms var(--ease-out) both;
  font-size: 0.92rem;
}
.toast.error { border-left-color: var(--danger); }
.toast.success { border-left-color: var(--success); }
.toast.warn { border-left-color: var(--accent); }
.toast .toast-icon { flex-shrink: 0; width: 22px; height: 22px; }
.toast.leaving { animation: slideInRight 300ms var(--ease-out) reverse both; }
@media (max-width: 480px) { .toast-wrap { right: 12px; left: 12px; max-width: none; } }

/* Accordion */
.accordion { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: var(--surface); }
.accordion-item + .accordion-item { border-top: 1px solid var(--border); }
.accordion-trigger {
  width: 100%; padding: 18px 22px; display: flex; align-items: center; justify-content: space-between; gap: 14px;
  text-align: left; font-weight: 600; font-size: 1rem; color: var(--text);
  transition: background var(--t-fast) var(--ease-out);
}
.accordion-trigger:hover { background: rgba(255,255,255,0.03); }
.accordion-icon { flex-shrink: 0; width: 22px; height: 22px; transition: transform var(--t) var(--ease-out); color: var(--primary); }
.accordion-item.open .accordion-icon { transform: rotate(180deg); }
.accordion-content { max-height: 0; overflow: hidden; transition: max-height var(--t-slow) var(--ease-out); }
.accordion-content-inner { padding: 0 22px 20px; color: var(--muted); line-height: 1.7; }

/* Stats counter */
.stat-number { font-family: var(--font-head); font-weight: 800; font-size: clamp(1.9rem, 3.6vw, 2.8rem); letter-spacing: -0.02em; }

/* Phone mockup */
.phone-mock {
  position: relative; width: 260px; padding: 22px 18px;
  background: linear-gradient(180deg, var(--surface-2) 0%, var(--surface) 100%);
  border: 1px solid var(--border-strong); border-radius: 32px;
  box-shadow: var(--shadow-lg), inset 0 1px 0 rgba(255,255,255,0.06);
  animation: float 6s ease-in-out infinite;
}
.phone-mock::before {
  content: ""; position: absolute; top: 10px; left: 50%; transform: translateX(-50%);
  width: 60px; height: 6px; border-radius: 999px; background: rgba(255,255,255,0.12);
}
.phone-screen { background: var(--bg); border-radius: 18px; padding: 16px; margin-top: 14px; }

/* CTA band */
.cta-band {
  position: relative; overflow: hidden;
  background: var(--gradient-brand);
  border-radius: var(--radius-xl);
  padding: 56px 40px; color: #04130d;
  box-shadow: var(--shadow-lg);
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 20% 50%, rgba(255,255,255,0.2), transparent 50%),
              radial-gradient(circle at 80% 30%, rgba(245,158,11,0.3), transparent 50%);
  animation: gradient-pan 14s ease infinite;
  background-size: 200% 200%;
}
.cta-band > * { position: relative; }

/* Step connector */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; position: relative; }
@media (max-width: 820px) { .steps { grid-template-columns: 1fr; } }
.step-line {
  position: absolute; top: 50px; left: 16.66%; right: 16.66%; height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--primary-2), var(--accent));
  opacity: 0.35; z-index: 0;
}
.step-line::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6), transparent);
  background-size: 200% 100%;
  animation: shimmer 3s linear infinite;
}
@media (max-width: 820px) { .step-line { display: none; } }

/* Service card */
.service-card {
  position: relative; padding: 22px; border-radius: var(--radius-lg);
  background: linear-gradient(180deg, var(--surface) 0%, var(--surface-2) 100%);
  border: 1px solid var(--border);
  transition: transform var(--t) var(--ease-out), border-color var(--t) var(--ease-out), box-shadow var(--t) var(--ease-out);
  overflow: hidden;
}
.service-card:hover {
  transform: translateY(-6px); border-color: var(--border-glow);
  box-shadow: var(--shadow-lg), 0 0 28px rgba(16,185,129,0.18);
}
.service-card::after {
  content: ""; position: absolute; top: -50%; right: -50%; width: 200%; height: 200%;
  background: radial-gradient(circle, rgba(16,185,129,0.12), transparent 60%);
  opacity: 0; transition: opacity var(--t) var(--ease-out); pointer-events: none;
}
.service-card:hover::after { opacity: 1; }
.service-emoji { font-size: 28px; margin-bottom: 12px; display: inline-block; transition: transform var(--t) var(--ease-out); }
.service-card:hover .service-emoji { transform: scale(1.15) rotate(-6deg); }

/* Feature card icon */
.feature-icon {
  width: 48px; height: 48px; border-radius: 14px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--gradient-brand-soft); color: var(--primary);
  border: 1px solid rgba(16,185,129,0.25);
  margin-bottom: 16px;
  transition: transform var(--t) var(--ease-out);
}
.card-hover:hover .feature-icon { transform: scale(1.1) rotate(-4deg); }

/* Page hero (sub pages) */
.page-hero {
  position: relative; padding: 80px 0 48px; overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.page-hero h1 { font-size: clamp(2rem, 5vw, 3.2rem); }

/* Auth page */
.auth-wrap {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
}
.auth-card {
  position: relative; z-index: 2;
  width: 100%; max-width: 440px;
  padding: 36px 32px;
  border-radius: var(--radius-xl);
}
.auth-divider { display: flex; align-items: center; gap: 14px; color: var(--muted-2); font-size: 0.82rem; margin: 18px 0; }
.auth-divider::before, .auth-divider::after { content: ""; flex: 1; height: 1px; background: var(--border); }

/* Search bar */
.search-bar { position: relative; }
.search-bar .input { padding-left: 44px; }
.search-bar .search-icon { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--muted); width: 18px; height: 18px; pointer-events: none; }

/* Chips */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--muted); font-size: 0.85rem; font-weight: 500;
  transition: all var(--t-fast) var(--ease-out); cursor: pointer;
}
.chip:hover { color: var(--text); border-color: var(--border-strong); }
.chip.active { background: rgba(16,185,129,0.14); color: var(--primary); border-color: rgba(16,185,129,0.4); }

/* Empty state */
.empty-state { text-align: center; padding: 60px 20px; color: var(--muted); }
.empty-state svg { width: 56px; height: 56px; margin-bottom: 16px; opacity: 0.5; }

/* ---------- 13. ACCESSIBILITY: prefers-reduced-motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1 !important; transform: none !important; }
  .orb, .mesh-bg, .marquee-track { animation: none !important; }
  .btn-primary::after, .qr-scanline, .phone-mock { animation: none !important; }
}

/* ---------- 14. PRINT ---------- */
@media print {
  .nav, .footer, .cta-band, .toast-wrap { display: none; }
  body { background: white; color: black; }
}

/* ---------- 15. HERO PHOTO (Iroha key image) ---------- */
.hero-photo-wrap {
  position: relative;
  width: 100%;
  max-width: 420px;
  aspect-ratio: 1 / 1;
}
.hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 24px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.35), 0 0 0 1px var(--border);
  position: relative;
  z-index: 2;
}
.hero-photo-glow {
  position: absolute;
  inset: -20px;
  background: var(--gradient-brand);
  opacity: 0.25;
  filter: blur(50px);
  border-radius: 50%;
  z-index: 1;
}
@media (max-width: 760px) {
  .hero-photo-wrap { max-width: 300px; }
}