/* VetHesap — product site
   Palette: teal (brand) + amber (accent). Dependency-free, responsive. */

:root {
  --ink: #0f172a;
  --ink-2: #334155;
  --muted: #64748b;
  --line: #e2e8f0;
  --bg: #ffffff;
  --bg-soft: #f1f6f5;
  --brand: #0f766e;
  --brand-600: #0d9488;
  --brand-700: #115e59;
  --brand-tint: #d6f0ec;
  --accent: #f59e0b;
  --accent-soft: #fcd34d;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 1px 2px rgba(15,23,42,.06), 0 12px 30px -12px rgba(15,23,42,.18);
  --shadow-soft: 0 1px 2px rgba(15,23,42,.05), 0 8px 24px -16px rgba(15,23,42,.25);
  --maxw: 1120px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: var(--brand-700); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 22px; }
.container.narrow { max-width: 760px; }

.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--brand); color: #fff;
  padding: 10px 16px; border-radius: 0 0 10px 0; z-index: 200;
}
.skip-link:focus { left: 0; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  background: var(--brand); color: #fff; font-weight: 600;
  padding: 12px 20px; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; transition: transform .12s ease, box-shadow .2s ease, background .2s ease;
  box-shadow: var(--shadow-soft); white-space: nowrap;
}
.btn:hover { background: var(--brand-700); text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-lg { padding: 15px 28px; font-size: 1.02rem; }
.btn-sm { padding: 9px 16px; font-size: .92rem; }
.btn-ghost { background: transparent; color: var(--brand-700); border-color: var(--brand-tint); box-shadow: none; }
.btn-ghost:hover { background: var(--bg-soft); color: var(--brand-700); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.82); backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 66px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 1.18rem; color: var(--ink); }
.brand:hover { text-decoration: none; }
.brand-mark { display: inline-flex; line-height: 0; filter: drop-shadow(0 4px 10px rgba(15,118,110,.3)); }
.brand-name { letter-spacing: -.01em; font-weight: 600; }
.brand-name strong { color: var(--brand); }

.primary-nav { display: flex; align-items: center; gap: 26px; }
.primary-nav a { color: var(--ink-2); font-weight: 500; }
.primary-nav a:hover { color: var(--brand-700); text-decoration: none; }
.primary-nav a.btn { color: #fff; }
.primary-nav a.btn:hover { color: #fff; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { width: 24px; height: 2px; background: var(--ink); border-radius: 2px; transition: .25s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(1200px 500px at 88% -10%, rgba(245,158,11,.12), transparent 60%),
    radial-gradient(900px 500px at 6% 0%, rgba(15,118,110,.14), transparent 55%),
    linear-gradient(180deg, var(--bg-soft), var(--bg) 78%);
  border-bottom: 1px solid var(--line);
}
.hero-inner { display: grid; grid-template-columns: 1.05fr .95fr; gap: 54px; align-items: center; padding: 78px 0 84px; }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .76rem; font-weight: 700; color: var(--brand-600); margin: 0 0 14px; }
.hero h1 { font-size: clamp(2.1rem, 4.6vw, 3.35rem); line-height: 1.08; letter-spacing: -.02em; margin: 0 0 18px; }
.hero h1 .hl { color: var(--brand); }
.lede { font-size: 1.14rem; color: var(--ink-2); margin: 0 0 28px; max-width: 38ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 22px; }
.hero-points { list-style: none; display: flex; flex-wrap: wrap; gap: 18px 24px; padding: 0; margin: 0; }
.hero-points li { position: relative; padding-left: 24px; color: var(--ink-2); font-weight: 500; font-size: .96rem; }
.hero-points li::before {
  content: ""; position: absolute; left: 0; top: 7px; width: 14px; height: 8px;
  border-left: 2.5px solid var(--brand); border-bottom: 2.5px solid var(--brand);
  transform: rotate(-45deg); border-radius: 1px;
}

/* Hero mock */
.hero-visual { perspective: 1200px; }
.mock {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  box-shadow: var(--shadow); overflow: hidden; transform: rotateY(-6deg) rotateX(2deg); transform-style: preserve-3d;
}
.mock-bar { display: flex; gap: 7px; padding: 14px 16px; background: var(--bg-soft); border-bottom: 1px solid var(--line); }
.mock-bar span { width: 11px; height: 11px; border-radius: 50%; background: #cbd5e1; }
.mock-bar span:nth-child(1){ background:#f87171;} .mock-bar span:nth-child(2){ background:#fbbf24;} .mock-bar span:nth-child(3){ background:#34d399;}
.mock-body { padding: 18px; }
.mock-row.mock-input { display: flex; gap: 8px; margin-bottom: 16px; }
.chip { background: var(--bg-soft); border: 1px solid var(--line); border-radius: 9px; padding: 9px 10px; font-size: .76rem; color: var(--muted); flex: 1; }
.chip.wide { flex: 1.6; } .chip.sm { flex: .7; }
.chip.cta { background: var(--brand); color: #fff; border-color: var(--brand); font-weight: 700; flex: .9; text-align: center; }
.mock-list { display: grid; gap: 8px; }
.mock-item { display: flex; justify-content: space-between; align-items: center; padding: 11px 13px; border: 1px solid var(--line); border-radius: 11px; font-size: .9rem; }
.mock-item span { color: var(--ink-2); } .mock-item b { color: var(--ink); }
.mock-total { display: flex; justify-content: space-between; align-items: center; margin-top: 14px; padding: 14px 16px; background: var(--brand-tint); border-radius: 12px; }
.mock-total span { color: var(--brand-700); font-weight: 600; } .mock-total b { color: var(--brand-700); font-size: 1.2rem; }

/* ---------- Strip ---------- */
.strip { border-bottom: 1px solid var(--line); background: #fff; }
.strip-inner { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; padding: 26px 0; text-align: center; }
.strip-item b { display: block; color: var(--ink); font-size: 1.06rem; }
.strip-item span { color: var(--muted); font-size: .9rem; }

/* ---------- Sections ---------- */
.section { padding: 84px 0; }
.section-alt { background: var(--bg-soft); }
.section-head { max-width: 640px; margin: 0 auto 48px; text-align: center; }
.section-head h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); letter-spacing: -.02em; margin: 0 0 12px; line-height: 1.15; }
.section-sub { color: var(--ink-2); font-size: 1.06rem; margin: 0; }

.grid { display: grid; gap: 20px; }
.features { grid-template-columns: repeat(3, 1fr); }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 24px; box-shadow: var(--shadow-soft); transition: transform .15s ease, box-shadow .2s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.card .icon {
  width: 46px; height: 46px; display: grid; place-items: center; font-size: 1.35rem;
  background: var(--brand-tint); border-radius: 12px; margin-bottom: 16px;
}
.card h3 { margin: 0 0 8px; font-size: 1.16rem; letter-spacing: -.01em; }
.card p { margin: 0; color: var(--ink-2); font-size: .98rem; }

/* Steps */
.steps { list-style: none; counter-reset: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.steps li { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 24px; position: relative; box-shadow: var(--shadow-soft); }
.step-no { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--brand); color: #fff; font-weight: 700; margin-bottom: 14px; }
.steps h3 { margin: 0 0 8px; font-size: 1.18rem; }
.steps p { margin: 0; color: var(--ink-2); }

/* Modes */
.modes { grid-template-columns: repeat(3, 1fr); }
.mode { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 24px; box-shadow: var(--shadow-soft); }
.mode.featured { border-color: var(--brand); box-shadow: 0 0 0 1px var(--brand), var(--shadow); }
.mode h3 { margin: 0 0 6px; font-size: 1.24rem; }
.mode-tag { display: inline-block; font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--brand-600); margin: 0 0 12px; }
.mode p:last-child { margin: 0; color: var(--ink-2); }
.ribbon { position: absolute; top: -12px; right: 20px; background: var(--accent); color: #3a2700; font-weight: 700; font-size: .76rem; padding: 5px 12px; border-radius: 999px; box-shadow: var(--shadow-soft); }

/* Mobile callout */
.mobile-callout { display: grid; grid-template-columns: 280px 1fr; gap: 40px; align-items: center; margin-top: 48px; padding: 36px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow-soft); }
.mobile-art { display: grid; place-items: center; }
.phone { width: 190px; background: linear-gradient(180deg, var(--brand-700), var(--brand)); border-radius: 26px; padding: 22px 18px; color: #fff; box-shadow: var(--shadow); }
.phone-row { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 16px; }
.phone-row span { opacity: .85; } .phone-row b { font-size: 1.5rem; }
.phone-bar { background: rgba(255,255,255,.18); height: 12px; border-radius: 6px; margin-bottom: 10px; overflow: hidden; }
.phone-bar i { display: block; height: 100%; background: var(--accent-soft); border-radius: 6px; }
.mobile-copy h3 { margin: 0 0 10px; font-size: 1.4rem; }
.mobile-copy p { margin: 0 0 8px; color: var(--ink-2); }

/* CTA */
.section-cta { background: linear-gradient(135deg, var(--brand-700), var(--brand-600)); color: #fff; text-align: center; }
.cta-inner { max-width: 680px; margin-inline: auto; }
.section-cta h2 { font-size: clamp(1.8rem, 3.2vw, 2.5rem); margin: 0 0 14px; letter-spacing: -.02em; }
.section-cta p { color: rgba(255,255,255,.9); font-size: 1.08rem; margin: 0 0 26px; }
.section-cta .btn { background: #fff; color: var(--brand-700); }
.section-cta .btn:hover { background: #f8fafc; }
.section-cta .btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.45); }
.section-cta .btn-ghost:hover { background: rgba(255,255,255,.12); }
.cta-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 16px; }
.section-cta .muted { color: rgba(255,255,255,.75); }

/* FAQ */
.faq { display: grid; gap: 12px; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 4px 20px; box-shadow: var(--shadow-soft); }
.faq summary { cursor: pointer; font-weight: 600; padding: 16px 30px 16px 0; list-style: none; position: relative; color: var(--ink); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 2px; top: 13px; font-size: 1.4rem; color: var(--brand); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: 0 0 16px; color: var(--ink-2); }

/* ---------- Footer ---------- */
.site-footer { background: #0b1f1d; color: #cbd5e1; padding-top: 48px; }
.footer-inner { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; padding-bottom: 28px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-brand .brand-name { color: #fff; font-size: 1.2rem; }
.footer-brand .brand-name strong { color: var(--accent-soft); }
.footer-brand p { margin: 10px 0 0; max-width: 36ch; }
.footer-brand a, .footer-links a { color: #99f6e4; }
.footer-links { display: flex; flex-wrap: wrap; gap: 14px 26px; align-items: center; }
.footer-links a { color: #cbd5e1; }
.footer-links a:hover { color: #fff; }
.footer-base { padding: 18px 0 28px; }
.footer-base .muted { color: #64748b; }

.muted { color: var(--muted); }
.small { font-size: .86rem; }

/* ---------- Responsive ---------- */
@media (max-width: 920px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; padding: 56px 0 64px; }
  .hero-visual { max-width: 460px; }
  .features, .steps, .modes { grid-template-columns: 1fr 1fr; }
  .strip-inner { grid-template-columns: 1fr 1fr; gap: 22px; }
  .mobile-callout { grid-template-columns: 1fr; text-align: center; }
  .mobile-art { order: 2; }
}
@media (max-width: 640px) {
  .nav-toggle { display: flex; }
  .primary-nav {
    position: absolute; top: 66px; left: 0; right: 0; flex-direction: column; align-items: stretch;
    gap: 4px; background: #fff; border-bottom: 1px solid var(--line); padding: 12px 22px 20px;
    box-shadow: var(--shadow); transform: translateY(-12px); opacity: 0; pointer-events: none; transition: .2s;
  }
  .primary-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .primary-nav a { padding: 12px 6px; border-bottom: 1px solid var(--line); }
  .primary-nav a.btn { margin-top: 8px; border-bottom: 0; }
  .features, .steps, .modes { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
  .footer-inner { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
  .mock { transform: none; }
}