:root {
  color-scheme: light;
  --bg: #f6f8fc;
  --bg-alt: #eaeff7;
  --card: #ffffff;
  --line: #d5deec;
  --text: #121a2b;
  --muted: #54627d;
  --green: #0a8f5c;
  --blue: #1665c1;
  --accent-bg: #0a8f5c;
  --on-accent: #ffffff;
  --accent-hover: #0b7a50;
  --head-bg: rgba(246, 248, 252, .88);
  --input-bg: #f6f8fc;
  --faint: #7a889f;
  --err: #c62828;
  --glow1: rgba(22, 101, 193, .10);
  --glow2: rgba(10, 143, 92, .08);
  --tint-green: rgba(10, 143, 92, .1);
  --tint-blue: rgba(22, 101, 193, .1);
  --shadow: 0 20px 50px rgba(18, 26, 43, .18);
  --radius: 14px;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    color-scheme: dark;
    --bg: #0b1220; --bg-alt: #0e1627; --card: #121c31; --line: #1f2c47;
    --text: #e6ecf7; --muted: #94a3bf; --green: #3ddc97; --blue: #4aa8ff;
    --accent-bg: #3ddc97; --on-accent: #052016; --accent-hover: #5fe6ac;
    --head-bg: rgba(11, 18, 32, .85); --input-bg: #0a1120; --faint: #62718f; --err: #ff7b7b;
    --glow1: rgba(74, 168, 255, .16); --glow2: rgba(61, 220, 151, .10);
    --tint-green: rgba(61, 220, 151, .1); --tint-blue: rgba(74, 168, 255, .15);
    --shadow: 0 20px 60px rgba(0, 0, 0, .45);
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0b1220; --bg-alt: #0e1627; --card: #121c31; --line: #1f2c47;
  --text: #e6ecf7; --muted: #94a3bf; --green: #3ddc97; --blue: #4aa8ff;
  --accent-bg: #3ddc97; --on-accent: #052016; --accent-hover: #5fe6ac;
  --head-bg: rgba(11, 18, 32, .85); --input-bg: #0a1120; --faint: #62718f; --err: #ff7b7b;
  --glow1: rgba(74, 168, 255, .16); --glow2: rgba(61, 220, 151, .10);
  --tint-green: rgba(61, 220, 151, .1); --tint-blue: rgba(74, 168, 255, .15);
  --shadow: 0 20px 60px rgba(0, 0, 0, .45);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.2; margin: 0; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 820px; }

/* header */
.head { position: sticky; top: 0; z-index: 10; background: var(--head-bg); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.head-in { display: flex; align-items: center; gap: 24px; height: 64px; }
.logo { display: flex; align-items: center; gap: 8px; color: var(--text); font-weight: 700; font-size: 21px; letter-spacing: -.01em; }
.logo:hover { text-decoration: none; }
.logo-mark { width: 38px; height: 36px; background: url(/assets/logo.png) no-repeat left center / auto 100%; }
.nav { display: flex; gap: 22px; margin-left: auto; }
.nav a { color: var(--muted); font-size: 15px; }
.nav a:hover { color: var(--text); text-decoration: none; }
.theme { display: grid; place-items: center; width: 34px; height: 30px; padding: 0; background: transparent; color: var(--text); border: 1px solid var(--line); border-radius: 8px; cursor: pointer; }
.theme:hover { border-color: var(--green); }
.theme svg { width: 18px; height: 18px; }
.theme .i-sun { display: none; }
:root[data-theme="dark"] .theme .i-sun { display: block; }
:root[data-theme="dark"] .theme .i-moon { display: none; }
.lang { border: 1px solid var(--line); border-radius: 8px; padding: 4px 12px; font-weight: 600; font-size: 14px; color: var(--text); }
.lang:hover { border-color: var(--green); text-decoration: none; }

/* buttons */
.btn { display: inline-block; padding: 12px 22px; border-radius: 10px; font: inherit; font-weight: 600; cursor: pointer; border: 1px solid transparent; transition: transform .15s, background .15s; }
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--accent-bg); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:disabled { opacity: .6; cursor: wait; transform: none; }
.btn-ghost { border-color: var(--line); color: var(--text); background: transparent; }
.btn-ghost:hover { border-color: var(--blue); }

/* hero */
.hero { padding: 72px 0 64px; background: radial-gradient(900px 400px at 85% -10%, var(--glow1), transparent), radial-gradient(700px 400px at 0% 100%, var(--glow2), transparent); }
.hero-in { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
.kicker { color: var(--green); font-family: var(--mono); font-size: 14px; letter-spacing: .04em; margin: 0 0 14px; }
h1 { font-size: clamp(32px, 4.6vw, 52px); letter-spacing: -.02em; }
.hero-text { color: var(--muted); font-size: 18px; margin: 20px 0 28px; max-width: 540px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.stats { display: flex; gap: 36px; margin: 40px 0 0; flex-wrap: wrap; }
.stats dt { font-size: 28px; font-weight: 700; color: var(--green); }
.stats dd { margin: 0; color: var(--muted); font-size: 14px; }

/* terminal */
.term { background: #070c17; border: 1px solid #1f2c47; border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.term-bar { display: flex; align-items: center; gap: 7px; padding: 11px 14px; background: #0d1526; border-bottom: 1px solid #1f2c47; font: 12px var(--mono); color: #94a3bf; }
.term-bar i { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; }
.term-bar i:nth-child(2) { background: #febc2e; }
.term-bar i:nth-child(3) { background: #28c840; }
.term-bar span { margin-left: 10px; }
.term-body { margin: 0; padding: 18px; height: 330px; overflow: hidden; font: 13px/1.6 var(--mono); color: #cdd8ec; white-space: pre-wrap; word-break: break-all; }
.term-body .p, .term-body .ok { color: #3ddc97; }
.term-body .dim { color: #62718f; }
.term-body .cur { display: inline-block; width: 8px; height: 15px; background: #3ddc97; vertical-align: -2px; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* sections */
.sec { padding: 80px 0; }
.sec-alt { background: var(--bg-alt); border-block: 1px solid var(--line); }
h2 { font-size: clamp(26px, 3vw, 36px); letter-spacing: -.01em; }
h2.sub { margin-top: 64px; font-size: clamp(22px, 2.4vw, 28px); }
.lead { color: var(--muted); font-size: 17px; max-width: 720px; margin: 14px 0 36px; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { display: flex; flex-direction: column; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.card-featured { border-color: rgba(61, 220, 151, .45); box-shadow: 0 0 0 1px rgba(61, 220, 151, .12), 0 12px 40px rgba(61, 220, 151, .06); }
.card-icon { width: 44px; height: 44px; color: var(--green); background: var(--tint-green); border-radius: 12px; padding: 10px; margin-bottom: 18px; }
.card h3 { font-size: 22px; }
.card-lead { color: var(--muted); margin: 10px 0 20px; font-size: 15px; }
.price-list { list-style: none; margin: 0 0 24px; padding: 0; flex: 1; }
.price-list li { padding: 12px 0; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 2px; font-size: 15px; }
.price-list b { color: var(--green); font-weight: 600; }
.card .btn { text-align: center; }

.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.steps li { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.step-n { display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: var(--tint-blue); color: var(--blue); font-weight: 700; margin-bottom: 12px; }
.steps h3, .mons h3 { font-size: 18px; margin-bottom: 6px; }
.steps p, .mons p { margin: 0; color: var(--muted); font-size: 15px; }
.mons { list-style: none; margin: 28px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.mons li { padding-left: 16px; border-left: 2px solid var(--green); }
.note { color: var(--muted); margin: 28px 0 0; font-size: 15px; }

/* faq */
.faq { margin-top: 28px; }
details { border-bottom: 1px solid var(--line); }
summary { cursor: pointer; padding: 18px 28px 18px 0; font-weight: 600; list-style: none; position: relative; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 4px; top: 14px; font-size: 24px; color: var(--green); transition: transform .2s; }
details[open] summary::after { transform: rotate(45deg); }
details p { margin: 0 0 20px; color: var(--muted); }

.shifts { display: flex; gap: 16px; flex-wrap: wrap; }
.shift { display: flex; align-items: center; gap: 10px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 20px; }
.shift span:last-child { color: var(--muted); font-family: var(--mono); font-size: 14px; }
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot-day { background: #febc2e; }
.dot-night { background: var(--blue); }

/* contacts + form */
.contacts { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: start; }
.c-block { margin-top: 24px; }
.c-block h3 { font-size: 16px; color: var(--green); margin-bottom: 6px; }
.c-block p { margin: 2px 0; }
.form { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; display: grid; gap: 16px; }
.form label { display: grid; gap: 6px; font-size: 14px; color: var(--muted); }
.form input, .form textarea { width: 100%; background: var(--input-bg); border: 1px solid var(--line); border-radius: 10px; padding: 11px 13px; color: var(--text); font: inherit; }
.form input:focus, .form textarea:focus { outline: 2px solid rgba(74, 168, 255, .5); border-color: var(--blue); }
.form textarea { resize: vertical; min-height: 120px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form label.captcha { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.captcha b { color: var(--green); font-family: var(--mono); font-size: 18px; }
.form .captcha input { width: 90px; text-align: center; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-msg { margin: 0; min-height: 1.4em; font-size: 15px; }
.form-msg.ok { color: var(--green); }
.form-msg.err { color: var(--err); }
.privacy { margin: 0; font-size: 12.5px; color: var(--faint); }
.form input.bad, .form textarea.bad { border-color: var(--err); }

.foot { border-top: 1px solid var(--line); padding: 28px 0; color: var(--muted); font-size: 14px; }

@media (max-width: 960px) {
  .hero-in, .contacts { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .mons { grid-template-columns: 1fr; }
  .term-body { height: 280px; }
}
@media (max-width: 720px) {
  .nav { display: none; }
  .theme { margin-left: auto; }
  .hero { padding: 40px 0; }
  .sec { padding: 56px 0; }
  .steps, .row2 { grid-template-columns: 1fr; }
  .form { padding: 20px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .term-body .cur { animation: none; }
}