:root {
  --bg: #fbfaf7;
  --surface: #ffffff;
  --alt: #f3f1eb;
  --text: #17201e;
  --muted: #56605c;
  --accent: #0f766e;
  --accent-strong: #0b5f58;
  --accent-soft: #e3f1ee;
  --accent-ink: #ffffff;
  --border: #e5e1d7;
  --wa-bg: #efeae2;
  --wa-in: #ffffff;
  --wa-out: #d9fdd3;
  --shadow: 0 18px 50px -18px rgba(15, 60, 55, .28);
  --radius: 18px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111615;
    --surface: #182120;
    --alt: #141b1a;
    --text: #edf2f0;
    --muted: #a3aeaa;
    --accent: #2dd4bf;
    --accent-strong: #5eead4;
    --accent-soft: #14302c;
    --accent-ink: #052c27;
    --border: #26302e;
    --wa-bg: #0b141a;
    --wa-in: #202c33;
    --wa-out: #005c4b;
    --shadow: 0 18px 50px -18px rgba(0, 0, 0, .6);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Heebo", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--accent); }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }

/* ---------- header ---------- */
.top {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.top-inner { display: flex; align-items: center; gap: 24px; height: 66px; }
.brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 800; font-size: 19px; color: var(--text); text-decoration: none;
}
.brand-mark {
  width: 32px; height: 32px; border-radius: 9px;
  display: grid; place-items: center;
  background: var(--accent); color: var(--accent-ink); font-size: 18px;
}
.nav { display: flex; gap: 22px; margin-inline-start: auto; }
.nav a { color: var(--muted); text-decoration: none; font-weight: 500; }
.nav a:hover { color: var(--text); }

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  border: 2px solid var(--accent);
  transition: transform .15s ease, background .15s ease;
}
.btn:hover { transform: translateY(-1px); background: var(--accent-strong); border-color: var(--accent-strong); }
.btn-small { padding: 7px 18px; font-size: 15px; }
.btn-ghost { background: transparent; color: var(--accent); }
.btn-ghost:hover { background: var(--accent-soft); color: var(--accent); }
.btn-light { background: #fff; color: #0b5f58; border-color: #fff; }
.btn-light:hover { background: #f1fbf9; border-color: #f1fbf9; }

/* ---------- hero ---------- */
.hero { position: relative; overflow: hidden; padding: 72px 0 84px; }
.hero-lines, .cta-lines {
  position: absolute; inset: 0;
  background: url("img/lines.svg") center / cover no-repeat;
  pointer-events: none;
}
.hero-lines {
  opacity: .55;
  -webkit-mask-image: linear-gradient(to left, transparent 0%, #000 45%, #000 100%);
  mask-image: linear-gradient(to left, transparent 0%, #000 45%, #000 100%);
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 56px;
  align-items: center;
}
.eyebrow {
  display: inline-block;
  color: var(--accent);
  background: var(--accent-soft);
  font-weight: 700;
  font-size: 15px;
  padding: 5px 14px;
  border-radius: 999px;
  margin: 0 0 18px;
}
h1 {
  font-size: clamp(38px, 5.6vw, 64px);
  line-height: 1.12;
  margin: 0 0 22px;
  font-weight: 800;
  letter-spacing: -0.8px;
}
.hero h1 { font-size: clamp(32px, 4vw, 48px); }
.accent { color: var(--accent); }
.lead { font-size: 20px; color: var(--muted); max-width: 560px; margin: 0 0 32px; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; }

.hero-visual { position: relative; justify-self: center; width: min(420px, 100%); }
.photo-card {
  border-radius: 32px;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 6px solid var(--surface);
  aspect-ratio: 1;
  background: var(--alt);
}
.photo-card img { width: 100%; height: 100%; object-fit: cover; }

.chip {
  position: absolute;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
  font-size: 15px;
  line-height: 1.45;
}
.chip-msg {
  top: -46px;
  inset-inline-start: -56px;
  max-width: 230px;
  padding: 12px 14px;
}
.chip-title { display: block; font-size: 12px; font-weight: 700; color: var(--accent); margin-bottom: 2px; }
.chip-ok {
  bottom: 36px;
  inset-inline-end: -40px;
  padding: 10px 16px;
  font-weight: 700;
  display: flex; align-items: center; gap: 8px;
}
.dot {
  width: 24px; height: 24px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--accent); color: var(--accent-ink); font-size: 14px;
}

/* ---------- sections ---------- */
.section { padding: 80px 0; }
.section.alt { background: var(--alt); }
h2 { font-size: clamp(28px, 3.4vw, 38px); line-height: 1.2; margin: 0 0 18px; font-weight: 800; letter-spacing: -0.4px; }
.section-lead { font-size: 19px; color: var(--muted); margin: 0 0 26px; max-width: 520px; }

.split { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: center; }

.benefits { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; }
.benefits li {
  position: relative;
  padding-inline-start: 34px;
  color: var(--muted);
}
.benefits li::before {
  content: "✓";
  position: absolute;
  inset-inline-start: 0;
  top: 2px;
  width: 22px; height: 22px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent);
  font-size: 13px; font-weight: 800;
}
.benefits strong { color: var(--text); }

/* WhatsApp mock */
.phone {
  justify-self: center;
  width: min(360px, 100%);
  border-radius: 30px;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 8px solid var(--surface);
  background: var(--wa-bg);
  font-size: 15px;
}
.phone-head {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
}
.avatar {
  width: 32px; height: 32px; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(255,255,255,.25);
}
.phone-body { padding: 16px 12px 20px; display: grid; gap: 8px; }
.bubble {
  max-width: 82%;
  padding: 8px 12px 18px;
  border-radius: 12px;
  position: relative;
  line-height: 1.5;
  color: var(--text);
}
.bubble.in { background: var(--wa-in); justify-self: start; border-start-start-radius: 4px; }
.bubble.out { background: var(--wa-out); justify-self: end; border-start-end-radius: 4px; }
.time { position: absolute; bottom: 3px; inset-inline-end: 9px; font-size: 11px; color: var(--muted); }
.buttons { display: grid; gap: 4px; max-width: 82%; justify-self: start; width: 82%; margin-top: -4px; }
.buttons span {
  background: var(--wa-in);
  color: #027eb5;
  text-align: center;
  padding: 7px;
  border-radius: 10px;
  font-weight: 500;
}
@media (prefers-color-scheme: dark) { .buttons span { color: #53bdeb; } }

/* cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform .2s ease, box-shadow .2s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.ico {
  width: 44px; height: 44px; padding: 10px;
  border-radius: 12px;
  background: var(--accent-soft);
  stroke: var(--accent); stroke-width: 1.8; fill: none;
  stroke-linecap: round; stroke-linejoin: round;
}
.card h3 { margin: 16px 0 8px; font-size: 20px; }
.card p { margin: 0; color: var(--muted); }

.fit { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 34px; }
.fit-label { font-weight: 700; margin-inline-end: 4px; }
.tag {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  font-size: 15px;
}

/* steps */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.steps li {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.num {
  flex: none;
  width: 38px; height: 38px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--accent); color: var(--accent-ink);
  font-weight: 800;
}
.steps strong { font-size: 18px; }
.steps p { margin: 4px 0 0; color: var(--muted); }

.about p { max-width: 760px; font-size: 19px; color: var(--muted); margin: 0; }

/* CTA band */
.cta-band {
  position: relative;
  overflow: hidden;
  background: #0f766e;
  color: #fff;
  padding: 76px 0;
  text-align: center;
}
.cta-lines { opacity: .22; filter: brightness(3); }
.cta-inner { position: relative; }
.cta-band h2 { color: #fff; }
.cta-band p { color: #d5efeb; font-size: 19px; margin: 0 auto 28px; max-width: 560px; }
.contact {
  list-style: none; padding: 0; margin: 30px 0 0;
  display: flex; justify-content: center; flex-wrap: wrap; gap: 10px 28px;
  color: #d5efeb;
}
.contact a { color: #fff; text-decoration: none; }

/* footer */
.foot { border-top: 1px solid var(--border); padding: 26px 0; color: var(--muted); font-size: 15px; }
.foot-inner { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .nav { display: none; }
  .top-inner { justify-content: space-between; }
  .hero { padding: 44px 0 64px; }
  .hero-grid, .split { grid-template-columns: 1fr; gap: 44px; }
  .hero-visual { width: min(340px, 82%); margin-top: 30px; }
  .chip-msg { inset-inline-start: -20px; top: -40px; max-width: 200px; font-size: 14px; }
  .chip-ok { inset-inline-end: -20px; bottom: 20px; font-size: 14px; }
  .cards, .steps { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}

/* ---------- privacy page ---------- */
.doc { padding: 56px 0 72px; }
.doc h1 { font-size: clamp(30px, 5vw, 42px); }
.doc h2 { font-size: 22px; margin: 36px 0 10px; }
.doc p, .doc li { max-width: 760px; }
.doc .muted { color: var(--muted); }

/* ---------- no-show calculator ---------- */
.calc {
  margin-top: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 28px;
}
.calc h3 { margin: 0 0 16px; font-size: 21px; }
.calc-row { display: flex; flex-wrap: wrap; gap: 16px 28px; align-items: end; }
.calc label { display: grid; gap: 6px; font-weight: 500; color: var(--muted); font-size: 15px; }
.calc input {
  width: 180px;
  font: inherit;
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  padding: 10px 14px;
}
.calc input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.calc-out { margin: 18px 0 0; font-size: 19px; }
.calc-out strong { color: var(--accent); font-size: 26px; }
.calc-month { color: var(--muted); font-size: 16px; }

/* ---------- solution cards ---------- */
.instead {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 3px 12px;
  border-radius: 999px;
}
.more { margin: 26px 0 0; color: var(--muted); font-size: 18px; }

@media (max-width: 900px) {
  .calc { padding: 22px 18px; }
  .calc input { width: 100%; }
  .calc-row { display: grid; grid-template-columns: 1fr 1fr; }
}