/* DocLibs — лендинг. Токены взяты из фирменного логотипа (ярко-синий #0A5AFF, тёмно-синий #0A1E50). */

:root {
    --brand: #0a5aff;
    --brand-dark: #0a1e50;
    --brand-soft: #eaf1ff;
    --ink: #101a2e;
    --muted: #5a6b87;
    --line: #e3e9f2;
    --surface: #ffffff;
    --surface-alt: #f5f8fd;
    --ok: #12805c;
    --radius: 14px;
    --shadow: 0 18px 46px rgba(10, 30, 80, .12);
    --max: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    background: var(--surface);
    color: var(--ink);
    font: 400 17px/1.62 "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { margin: 0; line-height: 1.16; letter-spacing: -.022em; font-weight: 720; }
h1 { font-size: clamp(32px, 4.4vw, 54px); }
h2 { font-size: clamp(25px, 2.9vw, 37px); }
h3 { font-size: 20px; }
p { margin: 0; }
a { color: var(--brand); }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 22px; }
.muted { color: var(--muted); }
.num { font-variant-numeric: tabular-nums; }

/* ---------- Шапка ---------- */

.top {
    position: sticky; top: 0; z-index: 40;
    background: rgba(255, 255, 255, .92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
}

.top-in { display: flex; align-items: center; gap: 26px; height: 68px; }
.top-logo { display: flex; align-items: center; gap: 10px; font-weight: 750; letter-spacing: -.02em; font-size: 19px; }
.top-logo img { height: 30px; width: auto; display: block; }
.top-nav { display: flex; gap: 22px; margin-left: auto; font-size: 15.5px; }
.top-nav a { color: var(--muted); text-decoration: none; }
.top-nav a:hover { color: var(--ink); }

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 9px;
    min-height: 46px; padding: 0 22px; border-radius: 10px;
    font: 600 16px/1 "Segoe UI", Arial, sans-serif;
    text-decoration: none; cursor: pointer; border: 1px solid transparent;
    transition: transform .14s ease, box-shadow .14s ease, background .14s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 10px 24px rgba(10, 90, 255, .28); }
.btn-primary:hover { background: #0049db; }
.btn-ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: #c9d5e8; }
.btn-light { background: rgba(255, 255, 255, .12); color: #fff; border-color: rgba(255, 255, 255, .35); }
.btn-light:hover { background: rgba(255, 255, 255, .2); }
.btn-sm { min-height: 40px; padding: 0 16px; font-size: 15px; }

/* ---------- Hero ---------- */

.hero {
    background:
        radial-gradient(900px 420px at 78% 8%, rgba(10, 90, 255, .38), transparent 62%),
        linear-gradient(160deg, #0a1e50 0%, #071433 68%);
    color: #fff;
    padding: 72px 0 0;
    overflow: hidden;
}
.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr); gap: 54px; align-items: center; }
.hero p.lead { margin-top: 20px; font-size: 18.5px; color: #c7d6f4; max-width: 34em; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-facts { display: flex; flex-wrap: wrap; gap: 10px 26px; margin-top: 26px; font-size: 15px; color: #9fb4dd; }
.hero-facts span::before { content: "—"; margin-right: 8px; color: rgba(255, 255, 255, .4); }

.hero-badge {
    display: inline-block; margin-bottom: 18px; padding: 6px 14px; border-radius: 999px;
    background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .26);
    color: #cddcff; font-size: 13.5px; font-weight: 600; letter-spacing: .02em;
}

/* ---------- Иконки ---------- */

.ico { width: 22px; height: 22px; flex: 0 0 auto; stroke: currentColor; fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.ico-sm { width: 18px; height: 18px; }
.ico-lg { width: 26px; height: 26px; }

.ico-badge {
    display: inline-flex; align-items: center; justify-content: center;
    width: 46px; height: 46px; border-radius: 13px; background: var(--brand-soft); color: var(--brand);
}
.ico-badge .ico { width: 24px; height: 24px; }
.ico-badge.on-dark { background: rgba(255, 255, 255, .14); color: #cfe0ff; }

/* ---------- Что получает команда ---------- */

.gains { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px 44px; }
.gain { border-top: 3px solid var(--brand); padding-top: 18px; }
.gain-head { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.gain-value { font-size: 25px; font-weight: 750; letter-spacing: -.022em; }
.gain p { color: var(--muted); font-size: 16px; }

/* Окно приложения со скриншотом */
.window { background: #fff; border-radius: 14px 14px 0 0; box-shadow: var(--shadow); overflow: hidden; }
.window-bar { display: flex; align-items: center; gap: 8px; padding: 11px 14px; background: #f1f4fa; border-bottom: 1px solid var(--line); }
.window-dot { width: 10px; height: 10px; border-radius: 50%; background: #d6dded; }
.window-url { margin-left: 8px; font-size: 12.5px; color: var(--muted); }
.window img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; object-position: top center; }

/* ---------- Секции ---------- */

section { padding: 78px 0; }
.section-alt { background: var(--surface-alt); }
.eyebrow {
    display: inline-block; margin-bottom: 14px; padding: 5px 12px;
    border-radius: 999px; background: var(--brand-soft); color: #0b46c4;
    font-size: 13.5px; font-weight: 650; letter-spacing: .02em;
}
.sec-head { max-width: 46em; margin-bottom: 44px; }
.sec-head p { margin-top: 14px; color: var(--muted); font-size: 18px; }

/* Боль: два столбца «было → стало» */
.pain-head { display: grid; grid-template-columns: 1fr 1.15fr; gap: 30px; padding: 0 0 12px; border-bottom: 2px solid var(--line); }
.pain-head span { font-size: 13px; font-weight: 750; letter-spacing: .09em; text-transform: uppercase; }
.pain-head .h-before { color: #b04747; }
.pain-head .h-after { color: #1f7a4c; }
.pain { display: grid; gap: 0; border-top: 0; }
.pain-row { display: grid; grid-template-columns: 1fr 1.15fr; gap: 30px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.pain-before, .pain-after { display: flex; gap: 12px; align-items: flex-start; }
.pain-before { color: var(--muted); }
.pain-before .ico { color: #c05c5c; margin-top: 3px; }
.pain-after .ico { color: var(--ok); margin-top: 3px; }

/* Чередующиеся блоки «скриншот + текст» */
.feature { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 46px; align-items: center; padding: 44px 0; border-top: 1px solid var(--line); }
.feature:first-of-type { border-top: 0; }
.feature.rev .feature-media { order: 2; }
.feature h3 { font-size: 25px; margin-bottom: 12px; }
.feature ul { margin: 18px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.feature li { position: relative; padding-left: 26px; color: #2c3a52; }
.feature li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--brand); font-weight: 700; }
.feature-media img { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: top center; border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 14px 34px rgba(10, 30, 80, .1); }

/* Роли */
.roles { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.role { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.role h3 { font-size: 18px; margin-bottom: 8px; }
.role .who { font-size: 13.5px; color: var(--brand); font-weight: 650; margin-bottom: 12px; }
.role ul { margin: 0; padding-left: 18px; color: #35435c; font-size: 15.5px; display: grid; gap: 7px; }

/* ИИ */
.ai { background: linear-gradient(150deg, #0a1e50, #0d2a6b 70%); color: #fff; border-radius: 18px; padding: 44px; }
.ai h2 { color: #fff; }
.ai p { color: #c3d3f2; margin-top: 14px; max-width: 48em; }
.ai-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px; margin-top: 32px; }
.ai-item h3 { font-size: 17.5px; margin-bottom: 8px; color: #fff; }
.ai-item p { font-size: 15.5px; color: #b8c9ec; margin: 0; }
.ai-num { display: block; font-size: 13px; color: #7f9de0; font-weight: 650; margin-bottom: 8px; letter-spacing: .08em; }

/* Облако и безопасность */
.cloud { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.cloud-item { border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; background: #fff; }
.cloud-item h3 { font-size: 17px; margin-bottom: 7px; }
.cloud-item p { color: var(--muted); font-size: 15.5px; }

/* Шаги */
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.step { padding-top: 22px; border-top: 3px solid var(--brand); }
.step::before { counter-increment: step; content: "Шаг " counter(step); display: block; font-size: 13px; font-weight: 700; letter-spacing: .08em; color: var(--brand); margin-bottom: 10px; }
.step h3 { font-size: 19px; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: 15.5px; }

/* Цена */
.price { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 34px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 34px; align-items: center; box-shadow: 0 14px 34px rgba(10, 30, 80, .06); }
.price h3 { font-size: 27px; }
.price ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.price li { padding-left: 26px; position: relative; }
.price li::before { content: "✓"; position: absolute; left: 0; color: var(--brand); font-weight: 700; }

/* FAQ */
.faq { display: grid; gap: 0; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); padding: 18px 0; }
.faq summary { cursor: pointer; font-weight: 650; font-size: 17.5px; list-style: none; display: flex; justify-content: space-between; gap: 20px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--brand); font-weight: 700; }
.faq details[open] summary::after { content: "–"; }
.faq p { margin-top: 12px; color: var(--muted); }

/* Форма */
.lead-block { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 44px; align-items: start; }
form.lead { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 28px; box-shadow: 0 16px 40px rgba(10, 30, 80, .08); }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 14.5px; font-weight: 600; margin-bottom: 6px; }
.field input, .field select, .field textarea {
    width: 100%; padding: 12px 14px; border: 1px solid #d7dfec; border-radius: 10px;
    font: 400 16px/1.4 "Segoe UI", Arial, sans-serif; color: var(--ink); background: #fdfefe;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid rgba(10, 90, 255, .35); border-color: var(--brand); }
.field textarea { min-height: 96px; resize: vertical; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.agree { display: flex; gap: 10px; font-size: 14px; color: var(--muted); align-items: flex-start; }
.agree input { width: auto; margin-top: 4px; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin-top: 14px; font-size: 15.5px; }
.form-status.ok { color: var(--ok); }
.form-status.err { color: #b23c3c; }
.lead-aside ul { margin: 20px 0 0; padding: 0; list-style: none; display: grid; gap: 12px; color: #35435c; }
.lead-aside li { padding-left: 26px; position: relative; }
.lead-aside li::before { content: "→"; position: absolute; left: 0; color: var(--brand); }

/* Подвал */
footer { background: var(--brand-dark); color: #a9bce0; padding: 34px 0; font-size: 14.5px; }
.foot { display: flex; flex-wrap: wrap; gap: 14px 26px; align-items: center; justify-content: space-between; }
.foot a { color: #cfdcf5; text-decoration: none; }
.foot a:hover { color: #fff; }

/* ---------- Аналитика проекта (ИИ) ---------- */

.analysis { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 46px; align-items: center; }
.analysis-points { display: grid; gap: 13px; margin-top: 22px; }
.analysis-point { display: flex; gap: 12px; align-items: flex-start; color: #2c3a52; }
.analysis-point .ico { color: var(--brand); margin-top: 2px; }
.analysis-quote { margin-top: 22px; border-left: 3px solid var(--brand); padding: 4px 0 4px 16px; color: #2c3a52; font-size: 17px; }
.analysis-media img { display: block; width: 100%; aspect-ratio: 16 / 11; object-fit: cover; object-position: top center; border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 14px 34px rgba(10, 30, 80, .1); }

.feature h3, .ai-item h3 { display: flex; align-items: center; gap: 12px; }
.role-icon, .cloud-icon, .step-icon { margin-bottom: 14px; }
.step::before { content: "Шаг " counter(step); }
.ai-item .ico-badge { margin-bottom: 14px; }

@media (max-width: 980px) {
    .hero-grid, .feature, .price, .lead-block, .analysis { grid-template-columns: minmax(0, 1fr); }
    .feature.rev .feature-media { order: 0; }
    .roles, .cloud, .steps, .ai-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .top-nav { display: none; }
    .hero { padding-top: 46px; }
    section { padding: 56px 0; }
}

@media (max-width: 620px) {
    body { font-size: 16px; }
    .roles, .cloud, .steps, .ai-grid { grid-template-columns: minmax(0, 1fr); }
    .gains { grid-template-columns: minmax(0, 1fr); }
    .pain-row { grid-template-columns: minmax(0, 1fr); gap: 8px; }
    .pain-head { display: none; }
    .pain-before::before, .pain-after::before { font-weight: 700; }
    .pain-before::before { content: "Было. "; color: #b04747; }
    .pain-after::before { content: "Стало. "; color: #1f7a4c; }
    .field-row { grid-template-columns: minmax(0, 1fr); }
    .ai { padding: 28px 22px; }
    .price, form.lead { padding: 22px; }
    .window-url { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .btn, .btn:hover { transition: none; transform: none; }
}

/* Списки внутри плиток (раздел «Клиент, предложения, поддержка») */
.cloud-item ul { margin: 12px 0 0; padding-left: 18px; color: #35435c; font-size: 15.5px; display: grid; gap: 7px; }
.cloud-item ul li::marker { color: var(--brand); }