/* ── Reset & Base ────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --ink:      #0f0f14;
  --ink-2:    #3a3a4a;
  --ink-3:    #7a7a8a;
  --paper:    #fafaf8;
  --paper-2:  #f2f2ee;
  --red:      #c0392b;
  --red-2:    #e74c3c;
  --gold:     #d97706;
  --green:    #059669;
  --blue:     #1a1a2e;
  --border:   #e5e5e0;
  --radius:   10px;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', 'Courier New', monospace;
  --shadow:   0 2px 16px rgba(15,15,20,0.08);
  --shadow-lg:0 8px 40px rgba(15,15,20,0.14);
}
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ── Typography ──────────────────────────────────────────────────── */
.display { font-family: var(--font-display); font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 700; line-height: 1.15; letter-spacing: -0.02em; }
.display em { font-style: italic; color: var(--red); }
h2 { font-family: var(--font-display); font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 700; line-height: 1.2; letter-spacing: -0.01em; }
h3 { font-size: 1.1rem; font-weight: 700; }
.eyebrow { font-size: 0.72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--red); }
.lead { font-size: 1.15rem; color: var(--ink-2); line-height: 1.7; max-width: 52ch; }

/* ── Layout ──────────────────────────────────────────────────────── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-sm { padding: 48px 0; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .hide-mobile { display: none; }
}

/* ── Nav ─────────────────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(250,250,248,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.nav-logo { font-family: var(--font-display); font-size: 1.1rem; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.nav-logo span { font-size: 1.3rem; }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { font-size: 0.88rem; font-weight: 500; color: var(--ink-2); transition: color .2s; }
.nav-links a:hover { color: var(--ink); }
.nav-right { display: flex; align-items: center; gap: 12px; }
.lang-sw { display: flex; gap: 4px; }
.lang-sw button {
  background: none; border: 1px solid var(--border);
  border-radius: 5px; padding: 3px 8px; font-size: 11px;
  font-weight: 600; cursor: pointer; color: var(--ink-3);
  transition: all .15s;
}
.lang-sw button.active, .lang-sw button:hover { background: var(--ink); color: #fff; border-color: var(--ink); }

/* ── Buttons ─────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px; border-radius: var(--radius);
  font-weight: 700; font-size: 0.9rem; cursor: pointer;
  border: 2px solid transparent; transition: all .2s;
  text-decoration: none; white-space: nowrap;
}
.btn-primary { background: var(--red); color: #fff; }
.btn-primary:hover { background: var(--red-2); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(192,57,43,.3); }
.btn-dark { background: var(--blue); color: #fff; }
.btn-dark:hover { background: #2d2d4a; transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--ink); border-color: var(--border); }
.btn-outline:hover { border-color: var(--ink); background: var(--ink); color: #fff; }
.btn-lg { padding: 16px 32px; font-size: 1rem; border-radius: 12px; }
.btn-sm { padding: 8px 16px; font-size: 0.82rem; }

/* ── Hero ────────────────────────────────────────────────────────── */
.hero {
  padding: 96px 0 80px;
  background: linear-gradient(160deg, var(--paper) 60%, #f0ece4 100%);
  overflow: hidden; position: relative;
}
.hero::before {
  content: '';
  position: absolute; top: -120px; right: -80px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(192,57,43,.07) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content { max-width: 640px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: #fff; border: 1px solid var(--border);
  border-radius: 20px; padding: 5px 14px;
  font-size: 0.78rem; font-weight: 600; color: var(--ink-2);
  margin-bottom: 24px; box-shadow: var(--shadow);
}
.hero-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 32px; }
.hero-meta { margin-top: 20px; font-size: 0.82rem; color: var(--ink-3); }
.hero-meta strong { color: var(--ink-2); }

/* ── App mockup ──────────────────────────────────────────────────── */
.app-mockup {
  background: var(--blue);
  border-radius: 16px;
  padding: 20px;
  box-shadow: var(--shadow-lg);
  font-family: var(--font-mono);
  font-size: 12px;
  color: #94a3b8;
  line-height: 1.8;
}
.app-mockup .bar { display: flex; gap: 6px; margin-bottom: 16px; }
.app-mockup .dot-r { width: 10px; height: 10px; border-radius: 50%; background: #ef4444; }
.app-mockup .dot-y { width: 10px; height: 10px; border-radius: 50%; background: #eab308; }
.app-mockup .dot-g { width: 10px; height: 10px; border-radius: 50%; background: #22c55e; }
.app-mockup .row { display: flex; justify-content: space-between; padding: 4px 0; border-bottom: 1px solid rgba(255,255,255,.05); }
.app-mockup .label { color: #64748b; }
.app-mockup .val { color: #e2e8f0; font-weight: 600; }
.app-mockup .val.green { color: #4ade80; }
.app-mockup .val.red { color: #f87171; }
.app-mockup .title { color: #fff; font-size: 13px; font-weight: 700; margin-bottom: 12px; font-family: var(--font-body); }
.app-mockup .coeff { text-align: center; margin-top: 14px; padding: 10px; background: rgba(192,57,43,.2); border-radius: 8px; }
.app-mockup .coeff-val { font-size: 22px; font-weight: 700; color: #fca5a5; font-family: var(--font-body); }
.app-mockup .coeff-lbl { font-size: 10px; color: #94a3b8; }

/* ── Features ────────────────────────────────────────────────────── */
.feature-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  transition: box-shadow .2s, transform .2s;
}
.feature-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.feature-icon { font-size: 28px; margin-bottom: 14px; }
.feature-card h3 { margin-bottom: 8px; }
.feature-card p { font-size: 0.9rem; color: var(--ink-2); line-height: 1.6; }
.feature-tag { display: inline-block; font-size: 10px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; padding: 2px 8px; border-radius: 4px; margin-top: 10px; }
.tag-pro { background: #dbeafe; color: #1e40af; }
.tag-proplus { background: #ede9fe; color: #4c1d95; }

/* ── Pricing ─────────────────────────────────────────────────────── */
.pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; align-items: start; }
@media (max-width: 900px) { .pricing-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .pricing-grid { grid-template-columns: 1fr; } }
.plan-card {
  background: #fff;
  border: 2px solid var(--border);
  border-radius: 16px;
  padding: 28px 24px;
  position: relative;
  transition: box-shadow .2s;
}
.plan-card:hover { box-shadow: var(--shadow); }
.plan-card.featured { border-color: var(--red); box-shadow: 0 0 0 4px rgba(192,57,43,.08); }
.plan-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--red); color: #fff;
  font-size: 10px; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; padding: 3px 12px; border-radius: 20px;
}
.plan-name { font-weight: 800; font-size: 1rem; margin-bottom: 4px; }
.plan-pc { font-size: 0.78rem; color: var(--ink-3); margin-bottom: 16px; }
.plan-price { font-family: var(--font-display); font-size: 2.4rem; font-weight: 700; line-height: 1; }
.plan-price sup { font-size: 1rem; vertical-align: top; margin-top: 6px; margin-right: 2px; }
.plan-price .cents { font-size: 1.4rem; }
.plan-once { font-size: 0.75rem; color: var(--ink-3); margin-top: 4px; margin-bottom: 20px; }
.plan-features { list-style: none; margin-bottom: 24px; }
.plan-features li { font-size: 0.85rem; color: var(--ink-2); padding: 5px 0; display: flex; gap: 8px; align-items: flex-start; }
.plan-features li::before { content: '✓'; color: var(--green); font-weight: 700; flex-shrink: 0; }
.plan-features li.no::before { content: '—'; color: var(--border); }
.plan-features li.no { color: var(--ink-3); }
.plan-cta { display: block; text-align: center; }
.plan-trial { text-align: center; margin-top: 12px; font-size: 0.78rem; color: var(--ink-3); }

/* ── How it works ────────────────────────────────────────────────── */
.steps { display: flex; flex-direction: column; gap: 0; }
.step { display: flex; gap: 28px; padding: 28px 0; border-bottom: 1px solid var(--border); align-items: flex-start; }
.step:last-child { border-bottom: none; }
.step-num { font-family: var(--font-display); font-size: 3rem; font-weight: 700; color: var(--border); line-height: 1; flex-shrink: 0; width: 56px; }
.step h3 { margin-bottom: 6px; }
.step p { font-size: 0.9rem; color: var(--ink-2); }

/* ── Download ────────────────────────────────────────────────────── */
.download-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px;
  text-align: center;
}
.download-card .os-icon { font-size: 48px; margin-bottom: 16px; }
.download-card h3 { margin-bottom: 8px; }
.download-card p { font-size: 0.88rem; color: var(--ink-2); margin-bottom: 20px; }
.download-req { font-size: 0.78rem; color: var(--ink-3); margin-top: 12px; }

/* ── FAQ ─────────────────────────────────────────────────────────── */
.faq-item { border-bottom: 1px solid var(--border); }
.faq-q {
  width: 100%; background: none; border: none; text-align: left;
  padding: 20px 0; font-size: 0.95rem; font-weight: 600;
  cursor: pointer; display: flex; justify-content: space-between;
  align-items: center; color: var(--ink);
}
.faq-q::after { content: '+'; font-size: 1.3rem; color: var(--ink-3); transition: transform .2s; }
.faq-item.open .faq-q::after { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-item.open .faq-a { max-height: 200px; }
.faq-a p { padding-bottom: 16px; font-size: 0.9rem; color: var(--ink-2); line-height: 1.7; }

/* ── Contact ─────────────────────────────────────────────────────── */
.contact-form { max-width: 560px; margin: 0 auto; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 6px; color: var(--ink-2); }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 11px 14px;
  border: 1.5px solid var(--border); border-radius: var(--radius);
  font-size: 0.9rem; font-family: var(--font-body);
  background: #fff; color: var(--ink);
  transition: border-color .2s;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none; border-color: var(--red);
}
.form-group textarea { resize: vertical; min-height: 120px; }

/* ── Footer ──────────────────────────────────────────────────────── */
.footer {
  background: var(--blue);
  color: #94a3b8;
  padding: 48px 0 32px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
@media (max-width: 640px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-brand { font-family: var(--font-display); font-size: 1.2rem; color: #fff; font-weight: 700; margin-bottom: 10px; }
.footer-desc { font-size: 0.85rem; line-height: 1.6; }
.footer h4 { color: #fff; font-size: 0.82rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 14px; }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 8px; }
.footer ul a { font-size: 0.85rem; color: #64748b; transition: color .2s; }
.footer ul a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid #1e2a3a; padding-top: 24px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-bottom p { font-size: 0.78rem; }

/* ── Utils ───────────────────────────────────────────────────────── */
.text-center { text-align: center; }
.text-red { color: var(--red); }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-48 { margin-bottom: 48px; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-48 { margin-top: 48px; }
.bg-paper2 { background: var(--paper-2); }
.divider { border: none; border-top: 1px solid var(--border); margin: 0; }

/* ── Animations ──────────────────────────────────────────────────── */
@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.fade-up { animation: fadeUp .5s ease forwards; }