/* ── Keyframes ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: translateY(0); }
}

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

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(124, 58, 237, 0.35); }
  50% { box-shadow: 0 0 24px 4px rgba(124, 58, 237, 0.25); }
}

@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.92); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes spinSlow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes qrPop {
  0% { opacity: 0; transform: scale(0.85) rotate(-3deg); }
  70% { transform: scale(1.03) rotate(1deg); }
  100% { opacity: 1; transform: scale(1) rotate(0); }
}

@keyframes underlineGrow {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

/* ── Base ── */
:root {
  --purple: #7c3aed;
  --purple-dark: #5b21b6;
  --navy: #1e1b4b;
  --bg: #f8fafc;
  --surface: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --radius: 16px;
  --shadow: 0 4px 24px rgba(30, 27, 75, 0.08);
  --shadow-hover: 0 12px 40px rgba(124, 58, 237, 0.18);
  --max: 1080px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(124, 58, 237, 0.12), transparent 60%);
  pointer-events: none;
  z-index: -1;
  animation: fadeIn 1.2s var(--ease-out) both;
}

a { color: var(--purple); text-decoration: none; transition: color 0.25s ease; }
a:hover { color: var(--purple-dark); }

.container { width: min(100% - 2rem, var(--max)); margin-inline: auto; }

/* ── Motion utilities ── */
.animate-on-load {
  opacity: 0;
  animation: fadeUp 0.85s var(--ease-out) forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.35s; }
.delay-4 { animation-delay: 0.5s; }
.delay-5 { animation-delay: 0.65s; }
.delay-6 { animation-delay: 0.8s; }

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.94);
  transition: opacity 0.65s var(--ease-out), transform 0.65s var(--ease-spring);
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal, .reveal-scale { opacity: 1; transform: none; }
}

/* ── Header ── */
.site-header {
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
  animation: slideDown 0.6s var(--ease-out) both;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
  transition: transform 0.3s var(--ease-spring);
}

.logo:hover {
  text-decoration: none;
  transform: scale(1.03);
}

.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--purple), #9333ea, #c026d3);
  background-size: 200% 200%;
  animation: gradientShift 6s ease infinite, float 4s ease-in-out infinite;
  display: grid;
  place-items: center;
  color: #fff;
  transition: transform 0.35s var(--ease-spring), box-shadow 0.35s ease;
}

.logo:hover .logo-mark {
  animation: gradientShift 3s ease infinite, pulseGlow 1.5s ease infinite;
  transform: rotate(-6deg) scale(1.08);
}

.logo-mark.hero-size {
  width: 72px;
  height: 72px;
  font-size: 2rem;
  margin: 0 auto 1.25rem;
  animation: scaleIn 0.9s var(--ease-spring) 0.15s both, float 5s ease-in-out 1s infinite;
}

.nav { display: flex; gap: 1.25rem; flex-wrap: wrap; }

.nav a {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  position: relative;
  padding-bottom: 2px;
  transition: color 0.25s ease;
}

.nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--purple);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease-out);
}

.nav a:hover::after,
.nav a.active::after {
  transform: scaleX(1);
}

.nav a:hover, .nav a.active { color: var(--purple); text-decoration: none; }

/* ── Hero ── */
.hero { padding: 4rem 0 3rem; text-align: center; }

.hero-badge {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  background: #ede9fe;
  color: var(--purple-dark);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  animation: fadeUp 0.7s var(--ease-out) 0.05s both, pulseGlow 3s ease-in-out 1.5s infinite;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  line-height: 1.1;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

.hero .tagline {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  color: var(--purple);
  font-weight: 700;
  margin-bottom: 0.75rem;
  background: linear-gradient(90deg, var(--purple), #9333ea, var(--purple));
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer 4s linear infinite;
}

.hero .lead { max-width: 42rem; margin: 0 auto 2rem; color: var(--muted); font-size: 1.05rem; }

.download-block {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: center;
  align-items: center;
  margin-bottom: 2rem;
}

.qr-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
  text-align: center;
  min-width: 200px;
  transition: transform 0.4s var(--ease-spring), box-shadow 0.4s ease, border-color 0.3s ease;
  animation: qrPop 0.9s var(--ease-spring) 0.55s both;
}

.qr-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: var(--shadow-hover);
  border-color: rgba(124, 58, 237, 0.35);
}

.qr-card img {
  display: block;
  width: 180px;
  height: 180px;
  margin: 0 auto 0.75rem;
  border-radius: 8px;
  transition: transform 0.4s var(--ease-spring);
}

.qr-card:hover img { transform: scale(1.04); }

.qr-card p { margin: 0; font-size: 0.85rem; color: var(--muted); font-weight: 600; }

.store-row {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: stretch;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.25rem;
  border-radius: 12px;
  border: 2px solid var(--text);
  background: var(--text);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  min-width: 220px;
  transition: transform 0.35s var(--ease-spring), box-shadow 0.35s ease, background 0.3s ease;
  position: relative;
  overflow: hidden;
}

.store-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,0.15) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.store-btn:hover::before { transform: translateX(100%); }

.store-btn:hover {
  text-decoration: none;
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--shadow-hover);
  background: var(--purple-dark);
  border-color: var(--purple-dark);
}

.store-btn small { display: block; font-size: 0.7rem; font-weight: 500; opacity: 0.85; text-align: left; }
.store-btn strong { display: block; font-size: 1rem; text-align: left; }

.store-btn.soon {
  background: var(--surface);
  color: var(--muted);
  border-color: var(--border);
  cursor: default;
}

.store-btn.soon:hover {
  transform: none;
  box-shadow: none;
  background: var(--surface);
  border-color: var(--border);
}

.store-btn.soon::before { display: none; }

.store-btn .store-icon {
  font-size: 1.5rem;
  transition: transform 0.35s var(--ease-spring);
}

.store-btn:hover .store-icon { transform: scale(1.15); }

/* ── Features ── */
.features { padding: 2rem 0 4rem; }

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  transition: transform 0.4s var(--ease-spring), box-shadow 0.4s ease, border-color 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(124, 58, 237, 0.3);
}

.feature-card .emoji {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
  display: inline-block;
  transition: transform 0.4s var(--ease-spring);
}

.feature-card:hover .emoji {
  transform: scale(1.2) rotate(-8deg);
}

.feature-card h3 { margin: 0 0 0.5rem; font-size: 1.05rem; }
.feature-card p { margin: 0; color: var(--muted); font-size: 0.95rem; }

/* ── Studio home ── */
.studio-hero { padding: 5rem 0 4rem; text-align: center; }

.studio-hero h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

.studio-hero p { max-width: 36rem; margin: 0 auto 2rem; color: var(--muted); font-size: 1.1rem; }

.product-card {
  display: block;
  max-width: 420px;
  margin: 0 auto;
  padding: 2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-decoration: none;
  color: inherit;
  transition: transform 0.45s var(--ease-spring), box-shadow 0.45s ease, border-color 0.3s ease;
  position: relative;
  overflow: hidden;
}

.product-card::after {
  content: '';
  position: absolute;
  inset: -50%;
  background: conic-gradient(from 0deg, transparent, rgba(124, 58, 237, 0.08), transparent 30%);
  animation: spinSlow 8s linear infinite;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.product-card:hover::after { opacity: 1; }

.product-card:hover {
  text-decoration: none;
  transform: translateY(-10px) scale(1.02);
  border-color: var(--purple);
  box-shadow: var(--shadow-hover);
}

.product-card .logo-mark {
  width: 56px;
  height: 56px;
  font-size: 1.5rem;
  margin: 0 auto 1rem;
}

.product-card h2 { margin: 0 0 0.5rem; color: var(--purple); position: relative; }
.product-card p { margin: 0; color: var(--muted); position: relative; }

/* ── Legal ── */
.legal-page { padding: 3rem 0 4rem; max-width: 720px; margin: 0 auto; }
.legal-page h1 { margin: 0 0 0.5rem; animation: fadeUp 0.7s var(--ease-out) both; }
.legal-page .updated { color: var(--muted); margin-bottom: 2rem; animation: fadeUp 0.7s var(--ease-out) 0.1s both; }
.legal-page h2 { margin: 2rem 0 0.75rem; font-size: 1.15rem; }
.legal-page section { animation: fadeUp 0.6s var(--ease-out) both; }

/* ── Footer ── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  background: var(--surface);
}

.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-links { display: flex; flex-wrap: wrap; gap: 1rem; }

.footer-links a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.25s ease, transform 0.25s var(--ease-spring);
  display: inline-block;
}

.footer-links a:hover {
  color: var(--purple);
  transform: translateY(-2px);
  text-decoration: none;
}

.guest-note {
  color: var(--muted);
  font-size: 0.9rem;
  animation: fadeIn 1s var(--ease-out) 0.9s both;
}

@media (max-width: 640px) {
  .download-block { flex-direction: column; }
}