/* ═══════════════════════════════════════════════════════════════════════
   DETANGLE — Landing Page
   ═══════════════════════════════════════════════════════════════════════ */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: 'Inter', sans-serif; color: #1a1a2e; background: #fdfcfb; overflow-x: hidden; line-height: 1.6; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
em { font-style: normal; color: #D19371; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* ── Animations ────────────────────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.9s cubic-bezier(0.22,1,0.36,1), transform 0.9s cubic-bezier(0.22,1,0.36,1); }
.reveal.active { opacity: 1; transform: translateY(0); }
.reveal-delay { transition-delay: 0.12s; }
.reveal-delay-2 { transition-delay: 0.24s; }
.reveal-delay-3 { transition-delay: 0.36s; }

/* ── Header ────────────────────────────────────────────────────────── */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 999;
  padding: 14px 0;
  background: rgba(253,252,251,0.88); backdrop-filter: blur(16px) saturate(1.6);
  border-bottom: 1px solid rgba(0,0,0,0.03); transition: box-shadow 0.3s;
}
.header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.04); }
.header-inner { display: flex; align-items: center; justify-content: space-between; }
.logo img { height: 52px; width: auto; }
.nav-links { display: flex; gap: 36px; }
.nav-links a { font-size: 13px; font-weight: 500; color: #666; transition: color 0.3s; }
.nav-links a:hover { color: #D19371; }
.header-btn {
  padding: 10px 22px; border-radius: 50px; font-size: 12px; font-weight: 600;
  background: #1a1a2e; color: #fff; transition: all 0.3s;
}
.header-btn:hover { background: #D19371; transform: translateY(-2px); }

/* ── Hero ──────────────────────────────────────────────────────────── */
.hero { padding: 130px 0 60px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; align-items: center; gap: 40px; }
.hero-tag { font-size: 12px; font-weight: 600; color: #D19371; text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 16px; }
.hero-left h1 { font-size: 52px; font-weight: 800; line-height: 1.08; letter-spacing: -2px; margin-bottom: 18px; }
.hero-desc { font-size: 16px; color: #666; line-height: 1.75; margin-bottom: 32px; max-width: 440px; }
.hero-cta { display: flex; align-items: center; gap: 24px; }
.btn-main {
  padding: 16px 36px; border-radius: 60px; background: #D19371; color: #fff;
  font-weight: 600; font-size: 14px; transition: all 0.4s cubic-bezier(0.22,1,0.36,1);
  box-shadow: 0 4px 16px rgba(209,147,113,0.25);
}
.btn-main:hover { transform: translateY(-3px); box-shadow: 0 12px 36px rgba(209,147,113,0.4); }
.hero-users { display: flex; align-items: center; gap: 10px; }
.avatar-stack { display: flex; }
.avatar-stack span { width: 28px; height: 28px; border-radius: 50%; background: linear-gradient(135deg,#e8c4b0,#D19371); border: 2px solid #fdfcfb; margin-left: -7px; }
.avatar-stack span:first-child { margin-left: 0; }
.hero-users p { font-size: 12px; color: #888; }
.hero-users strong { color: #1a1a2e; }

.hero-right { display: flex; justify-content: center; }
.hero-phone {
  width: 260px; height: 530px; border-radius: 40px; background: #111; padding: 9px;
  box-shadow: 0 50px 100px rgba(0,0,0,0.1), 0 0 0 1px rgba(0,0,0,0.04);
  animation: heroFloat 5s ease-in-out infinite;
}
.hero-phone img { width: 100%; height: 100%; object-fit: cover; border-radius: 31px; }
@keyframes heroFloat { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-10px)} }

/* ── Marquee ───────────────────────────────────────────────────────── */
.marquee { padding: 18px 0; background: #1a1a2e; overflow: hidden; }
.marquee-track { display: flex; gap: 32px; white-space: nowrap; animation: scroll 18s linear infinite; }
.marquee-track span { font-size: 13px; font-weight: 500; color: rgba(255,255,255,0.5); }
@keyframes scroll { 0%{transform:translateX(0)} 100%{transform:translateX(-50%)} }

/* ── Section Title ─────────────────────────────────────────────────── */
.section-title { font-size: 38px; font-weight: 800; letter-spacing: -1.5px; margin-bottom: 40px; text-align: center; line-height: 1.15; }

/* ── Features Bento ────────────────────────────────────────────────── */
.features { padding: 80px 0; background: #fff; }
.bento { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.bento-card {
  padding: 28px 24px; border-radius: 20px; background: #f9f6f3;
  border: 1px solid rgba(0,0,0,0.03); transition: all 0.4s cubic-bezier(0.22,1,0.36,1);
}
.bento-card:hover { transform: translateY(-4px); box-shadow: 0 16px 48px rgba(209,147,113,0.08); background: #fff; }
.bento-wide { grid-column: span 2; }
.bento-icon {
  width: 44px; height: 44px; border-radius: 12px; background: rgba(209,147,113,0.1);
  display: flex; align-items: center; justify-content: center; margin-bottom: 14px;
}
.bento-icon i, .bento-icon svg { width: 22px; height: 22px; color: #D19371; stroke: #D19371; }
.bento-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.bento-card p { font-size: 13px; color: #777; line-height: 1.65; }

/* ── Process ───────────────────────────────────────────────────────── */
.process { padding: 80px 0; background: #fdfcfb; }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.process-step {
  padding: 28px 20px; border-radius: 20px; background: #fff;
  border: 1px solid rgba(0,0,0,0.04); text-align: center; transition: all 0.4s;
}
.process-step:hover { transform: translateY(-6px); box-shadow: 0 16px 48px rgba(0,0,0,0.04); }
.process-icon {
  width: 48px; height: 48px; border-radius: 50%; background: rgba(209,147,113,0.08);
  display: flex; align-items: center; justify-content: center; margin: 0 auto 14px;
}
.process-icon i, .process-icon svg { width: 22px; height: 22px; color: #D19371; stroke: #D19371; }
.process-step h3 { font-size: 14px; font-weight: 700; margin-bottom: 6px; }
.process-step p { font-size: 12px; color: #888; line-height: 1.55; }

/* ── Mood ──────────────────────────────────────────────────────────── */
.mood { padding: 80px 0; background: #fff; }
.mood-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 60px; }
.mood-text h2 { font-size: 36px; font-weight: 800; letter-spacing: -1px; margin-bottom: 14px; line-height: 1.15; }
.mood-text p { font-size: 15px; color: #666; margin-bottom: 22px; line-height: 1.75; }
.mood-text ul { display: flex; flex-direction: column; gap: 10px; }
.mood-text li { font-size: 14px; color: #555; padding-left: 24px; position: relative; }
.mood-text li::before { content: ''; position: absolute; left: 0; top: 7px; width: 8px; height: 8px; border-radius: 50%; background: #D19371; }

.mood-emojis-float { display: flex; flex-wrap: wrap; gap: 20px; justify-content: center; padding: 20px; }
.mf { width: 72px; height: 72px; object-fit: contain; border-radius: 50%; animation: moodBounce 3s ease-in-out infinite; transition: transform 0.3s; }
.mf1{animation-delay:0s} .mf2{animation-delay:0.4s} .mf3{animation-delay:0.8s} .mf4{animation-delay:1.2s} .mf5{animation-delay:1.6s}
@keyframes moodBounce { 0%,100%{transform:translateY(0) scale(1)} 50%{transform:translateY(-10px) scale(1.04)} }
.mf:hover { transform: scale(1.2) !important; }

/* ── Download ──────────────────────────────────────────────────────── */
.download {
  padding: 80px 0; text-align: center; color: #fff;
  background: linear-gradient(160deg, #1a1a2e 0%, #2c2240 100%);
}
.download-center h2 { font-size: 38px; font-weight: 800; margin-bottom: 10px; letter-spacing: -1px; line-height: 1.15; }
.download-center p { font-size: 15px; color: rgba(255,255,255,0.5); margin-bottom: 32px; }
.download-btns { display: flex; justify-content: center; gap: 14px; }
.store-badge {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 24px; border-radius: 14px;
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1);
  color: #fff; transition: all 0.4s;
}
.store-badge:hover { background: rgba(255,255,255,0.12); transform: translateY(-2px); }
.store-badge small { font-size: 9px; opacity: 0.6; display: block; text-align: left; }
.store-badge strong { font-size: 14px; display: block; text-align: left; }

/* ── Footer ────────────────────────────────────────────────────────── */
.footer { padding: 60px 0 24px; background: #f9f6f3; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-logo { height: 44px; width: auto; margin-bottom: 12px; }
.footer-brand p { font-size: 12px; color: #888; line-height: 1.6; max-width: 220px; }
.footer-col h4 { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 12px; color: #333; }
.footer-col a { display: block; font-size: 12px; color: #777; padding: 4px 0; transition: color 0.3s; }
.footer-col a:hover { color: #D19371; }
.footer-bar { border-top: 1px solid #ece4de; padding-top: 16px; text-align: center; }
.footer-bar p { font-size: 11px; color: #bbb; }

/* ── Responsive ────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-left h1 { font-size: 40px; }
  .bento { grid-template-columns: 1fr 1fr; }
  .bento-wide { grid-column: span 2; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero-grid { grid-template-columns: 1fr; text-align: center; gap: 36px; }
  .hero-left h1 { font-size: 34px; }
  .hero-desc { margin: 0 auto 28px; }
  .hero-cta { flex-direction: column; align-items: center; }
  .bento { grid-template-columns: 1fr; }
  .bento-wide { grid-column: span 1; }
  .section-title { font-size: 28px; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .mood-grid { grid-template-columns: 1fr; text-align: center; }
  .mood-text li { text-align: left; }
  .download-center h2 { font-size: 28px; }
  .download-btns { flex-direction: column; align-items: center; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .hero-left h1 { font-size: 28px; letter-spacing: -1px; }
  .process-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}