/* ==========================================================================
   Ястреб+ — тёмная технологичная тема для index.html
   Чистый CSS, без Bootstrap. 2026
   ========================================================================== */

/* ---------- Шрифты ---------- */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap');

/* ---------- Токены ---------- */
:root {
    --bg: #070b14;
    --bg-2: #0b1220;
    --bg-3: #0e1628;
    --card: rgba(148, 163, 184, .05);
    --card-hover: rgba(148, 163, 184, .09);
    --border: rgba(148, 163, 184, .14);
    --border-strong: rgba(56, 189, 248, .4);
    --accent: #38bdf8;
    --accent-2: #818cf8;
    --accent-soft: rgba(56, 189, 248, .12);
    --glow: rgba(56, 189, 248, .35);
    --text: #e2e8f0;
    --text-strong: #f8fafc;
    --muted: #94a3b8;
    --success: #34d399;
    --radius: 16px;
    --header-h: 68px;
    --font: 'Manrope', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

/* ---------- База ---------- */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
    margin: 0;
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.65;
    color: var(--text);
    background-color: var(--bg);
    background-image:
        radial-gradient(900px 500px at 85% -5%, rgba(56, 189, 248, .08), transparent 60%),
        radial-gradient(800px 600px at -10% 30%, rgba(129, 140, 248, .07), transparent 60%);
    background-attachment: fixed;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img,
svg {
    max-width: 100%;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color .2s ease;
}

a:hover {
    color: #7dd3fc;
}

h1, h2, h3, h4 {
    color: var(--text-strong);
    line-height: 1.2;
    margin: 0 0 .6em;
    font-weight: 800;
    letter-spacing: -.01em;
}

p {
    margin: 0 0 1em;
}

.container {
    width: min(1160px, 92%);
    margin-inline: auto;
}

.section {
    padding: 96px 0;
    position: relative;
}

.section-alt {
    background: linear-gradient(180deg, transparent, rgba(13, 21, 38, .55) 12%, rgba(13, 21, 38, .55) 88%, transparent);
}

.section-head {
    max-width: 720px;
    margin: 0 auto 56px;
    text-align: center;
}

.section-head h2 {
    font-size: clamp(1.7rem, 3.6vw, 2.5rem);
}

.kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-soft);
    border: 1px solid rgba(56, 189, 248, .25);
    border-radius: 999px;
    padding: 6px 14px;
    margin-bottom: 18px;
}

.kicker::before {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 8px var(--glow);
}

.lead {
    color: var(--muted);
    font-size: 1.05rem;
}

/* ---------- Кнопки ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 12px;
    border: 1px solid transparent;
    font-family: var(--font);
    font-size: .95rem;
    font-weight: 700;
    line-height: 1;
    cursor: pointer;
    transition: transform .2s ease, box-shadow .25s ease, background .25s ease, border-color .25s ease;
    text-decoration: none;
}

.btn svg {
    width: 18px;
    height: 18px;
    flex: none;
}

.btn-primary {
    color: #04121f;
    background: linear-gradient(135deg, var(--accent) 0%, #60a5fa 55%, var(--accent-2) 130%);
    box-shadow: 0 8px 28px rgba(56, 189, 248, .28), inset 0 1px 0 rgba(255, 255, 255, .35);
}

.btn-primary:hover {
    color: #04121f;
    transform: translateY(-2px);
    box-shadow: 0 14px 36px rgba(56, 189, 248, .4), inset 0 1px 0 rgba(255, 255, 255, .35);
}

.btn-ghost {
    color: var(--text);
    background: var(--card);
    border-color: var(--border);
}

.btn-ghost:hover {
    color: var(--text-strong);
    border-color: var(--border-strong);
    background: var(--card-hover);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 10px 18px;
    font-size: .85rem;
    border-radius: 10px;
}

/* ---------- Шапка ---------- */
.site-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 1000;
    height: var(--header-h);
    display: flex;
    align-items: center;
    transition: background .3s ease, border-color .3s ease, box-shadow .3s ease;
    border-bottom: 1px solid transparent;
}

.site-header.scrolled {
    background: rgba(7, 11, 20, .82);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom-color: var(--border);
    box-shadow: 0 10px 30px rgba(0, 0, 0, .35);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    width: min(1160px, 92%);
    margin-inline: auto;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: .04em;
    color: var(--text-strong);
    white-space: nowrap;
}

.logo:hover {
    color: var(--text-strong);
}

.logo-mark {
    width: 34px;
    height: 34px;
    flex: none;
}

.logo .plus {
    color: var(--accent);
    text-shadow: 0 0 14px var(--glow);
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    display: block;
    padding: 9px 13px;
    border-radius: 9px;
    color: var(--muted);
    font-size: .9rem;
    font-weight: 600;
    transition: color .2s ease, background .2s ease;
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--text-strong);
    background: var(--card);
}

.nav-link.active {
    color: var(--accent);
}

.nav-cta {
    margin-left: 10px;
}

/* Бургер */
.burger {
    display: none;
    width: 42px;
    height: 42px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--card);
    cursor: pointer;
    position: relative;
    flex: none;
}

.burger span,
.burger span::before,
.burger span::after {
    content: "";
    position: absolute;
    left: 10px;
    width: 20px;
    height: 2px;
    border-radius: 2px;
    background: var(--text);
    transition: transform .25s ease, opacity .2s ease;
}

.burger span {
    top: 19px;
}

.burger span::before {
    left: 0;
    top: -6px;
}

.burger span::after {
    left: 0;
    top: 6px;
}

.burger.open span {
    transform: rotate(45deg);
}

.burger.open span::before {
    transform: translateY(6px) rotate(-90deg);
}

.burger.open span::after {
    opacity: 0;
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    min-height: 100svh;
    display: flex;
    align-items: center;
    padding: calc(var(--header-h) + 48px) 0 72px;
    overflow: hidden;
}

/* фоновый баннер: ночная карта с маршрутом и фура на трассе */
.hero {
    background-image:
        linear-gradient(180deg, rgba(5, 9, 16, .8) 0%, rgba(5, 9, 16, .38) 42%, rgba(5, 9, 16, .46) 74%, rgba(5, 9, 16, .84) 96%, var(--bg) 100%),
        linear-gradient(90deg, rgba(5, 9, 16, .86) 0%, rgba(5, 9, 16, .48) 46%, rgba(5, 9, 16, .1) 100%),
        url("../img/gen/hero-banner.webp");
    background-position: 0 0, 0 0, 50% 62%;
    background-size: auto, auto, cover;
    background-repeat: no-repeat;
}

@media (max-width: 900px) {
    .hero {
        background-image:
            linear-gradient(180deg, rgba(5, 9, 16, .84) 0%, rgba(5, 9, 16, .55) 45%, rgba(5, 9, 16, .7) 78%, rgba(5, 9, 16, .92) 96%, var(--bg) 100%),
            url("../img/gen/hero-banner.webp");
        background-position: 0 0, 62% 62%;
        background-size: auto, cover;
    }
}

/* фоновая сетка */
.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(148, 163, 184, .05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148, 163, 184, .05) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(ellipse 90% 75% at 50% 30%, #000 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse 90% 75% at 50% 30%, #000 30%, transparent 75%);
    pointer-events: none;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    gap: 48px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: clamp(2.1rem, 4.6vw, 3.4rem);
    margin-bottom: .5em;
}

.grad-text {
    background: linear-gradient(92deg, var(--accent) 10%, var(--accent-2) 90%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-sub {
    color: var(--muted);
    font-size: clamp(1rem, 1.6vw, 1.15rem);
    max-width: 34em;
    margin-bottom: 2em;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 34px;
}

.hero-points {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 22px;
    list-style: none;
    margin: 0;
    padding: 0;
    color: var(--muted);
    font-size: .9rem;
    font-weight: 600;
}

.hero-points li {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.hero-points svg {
    width: 16px;
    height: 16px;
    color: var(--success);
    flex: none;
}

/* анимации внутри SVG-иллюстрации */
.route-dash {
    stroke-dasharray: 9 9;
    animation: dashMove 1.6s linear infinite;
}

@keyframes dashMove {
    to {
        stroke-dashoffset: -36;
    }
}

.ping {
    transform-origin: center;
    transform-box: fill-box;
    animation: pingAnim 2.2s cubic-bezier(0, 0, .2, 1) infinite;
}

@keyframes pingAnim {
    0% {
        transform: scale(.55);
        opacity: .9;
    }
    80%, 100% {
        transform: scale(1.6);
        opacity: 0;
    }
}

.chip-float {
    animation: chipFloat 5s ease-in-out infinite;
}

.chip-float-2 {
    animation: chipFloat 6.5s ease-in-out .8s infinite;
}

.chip-float-3 {
    animation: chipFloat 5.8s ease-in-out 1.6s infinite;
}

@keyframes chipFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-9px);
    }
}

.sat-signal {
    animation: satBlink 2.6s ease-in-out infinite;
}

@keyframes satBlink {
    0%, 100% {
        opacity: .25;
    }
    50% {
        opacity: .9;
    }
}

/* ---------- Полоса цифр ---------- */
.stats {
    position: relative;
    z-index: 1;
    margin-top: -28px;
    padding-bottom: 24px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.stat {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px 24px;
    text-align: center;
    transition: border-color .25s ease, transform .25s ease, background .25s ease;
}

.stat:hover {
    border-color: var(--border-strong);
    background: var(--card-hover);
    transform: translateY(-3px);
}

.stat-value {
    display: block;
    font-size: clamp(1.5rem, 2.6vw, 2rem);
    font-weight: 800;
    color: var(--text-strong);
    background: linear-gradient(92deg, var(--accent), var(--accent-2));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1.15;
    margin-bottom: 6px;
}

.stat-label {
    color: var(--muted);
    font-size: .85rem;
    font-weight: 600;
    line-height: 1.4;
}

/* ---------- Карточки ---------- */
.cards-grid {
    display: grid;
    gap: 20px;
}

.cards-grid.cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.cards-grid.cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 26px;
    position: relative;
    overflow: hidden;
    transition: transform .28s ease, border-color .28s ease, background .28s ease, box-shadow .28s ease;
}

.card::before {
    content: "";
    position: absolute;
    inset: -60% -20% auto;
    height: 120px;
    background: radial-gradient(60% 100% at 50% 0%, rgba(56, 189, 248, .16), transparent 70%);
    opacity: 0;
    transition: opacity .3s ease;
    pointer-events: none;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--border-strong);
    background: var(--card-hover);
    box-shadow: 0 18px 44px rgba(2, 8, 20, .5), 0 0 0 1px rgba(56, 189, 248, .08);
}

.card:hover::before {
    opacity: 1;
}

.card-icon {
    width: 52px;
    height: 52px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    background: var(--accent-soft);
    border: 1px solid rgba(56, 189, 248, .25);
    color: var(--accent);
    margin-bottom: 18px;
    box-shadow: 0 0 22px rgba(56, 189, 248, .12);
}

.card-icon svg {
    width: 26px;
    height: 26px;
}

.card h3 {
    font-size: 1.12rem;
    margin-bottom: .45em;
}

.card p {
    color: var(--muted);
    font-size: .93rem;
    margin-bottom: 1.1em;
}

.card-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: auto;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: .9rem;
    font-weight: 700;
}

.card-link svg {
    width: 15px;
    height: 15px;
    transition: transform .2s ease;
}

.card-link:hover svg {
    transform: translateX(3px);
}

.card {
    display: flex;
    flex-direction: column;
}

/* ---------- О компании ---------- */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 44px;
    align-items: start;
}

.about-text p {
    color: var(--muted);
}

.about-text strong {
    color: var(--text-strong);
}

.feature-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 12px;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 13px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 13px;
    padding: 14px 16px;
    font-size: .95rem;
    font-weight: 600;
    color: var(--text);
    transition: border-color .25s ease, background .25s ease;
}

.feature-list li:hover {
    border-color: var(--border-strong);
    background: var(--card-hover);
}

.feature-list svg {
    width: 19px;
    height: 19px;
    color: var(--accent);
    flex: none;
    margin-top: 2px;
}

/* ---------- Прайс-карточки услуг ---------- */
.price-list {
    list-style: none;
    margin: 0 0 1.2em;
    padding: 0;
    display: grid;
    gap: 10px;
    font-size: .9rem;
}

.price-list li {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 12px;
    padding-bottom: 9px;
    border-bottom: 1px dashed rgba(148, 163, 184, .18);
    color: var(--muted);
}

.price-list li:last-child {
    border-bottom: 0;
    padding-bottom: 0;
}

.price-list b {
    color: var(--text-strong);
    font-weight: 800;
    white-space: nowrap;
}

.price-list .free {
    color: var(--success);
}

/* ---------- Шаги ---------- */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    counter-reset: step;
}

.step {
    position: relative;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 24px 24px;
    transition: transform .28s ease, border-color .28s ease;
}

.step:hover {
    transform: translateY(-5px);
    border-color: var(--border-strong);
}

.step-num {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    font-size: 1.05rem;
    font-weight: 800;
    color: #04121f;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    box-shadow: 0 6px 20px rgba(56, 189, 248, .3);
    margin-bottom: 18px;
}

.step h3 {
    font-size: 1.02rem;
}

.step p {
    color: var(--muted);
    font-size: .9rem;
    margin: 0;
}

/* ---------- Контакты ---------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 24px;
    align-items: start;
}

.contact-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px 28px;
}

.contact-card h3 {
    font-size: 1.15rem;
}

.contact-intro {
    color: var(--muted);
    font-size: .95rem;
    margin-bottom: 20px;
}

.contact-side {
    display: grid;
    gap: 20px;
}

.contact-line {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 10px 0;
}

.contact-line + .contact-line {
    border-top: 1px solid rgba(148, 163, 184, .1);
}

.contact-line-icon {
    width: 42px;
    height: 42px;
    flex: none;
    display: grid;
    place-items: center;
    border-radius: 12px;
    background: var(--accent-soft);
    border: 1px solid rgba(56, 189, 248, .22);
    color: var(--accent);
}

.contact-line-icon svg {
    width: 19px;
    height: 19px;
}

.contact-line .cl-label {
    display: block;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 2px;
}

.contact-line .cl-value {
    font-weight: 700;
    color: var(--text-strong);
    font-size: .98rem;
}

.contact-line a.cl-value:hover {
    color: var(--accent);
}

.quick-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 18px;
}

.partners {
    display: grid;
    gap: 12px;
}

.partner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    background: rgba(7, 11, 20, .45);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 13px 16px;
    font-size: .88rem;
}

.partner span {
    color: var(--muted);
}

.partner b {
    color: var(--text-strong);
}

.partner a {
    font-weight: 700;
    white-space: nowrap;
}

/* ---------- Футер ---------- */
.site-footer {
    border-top: 1px solid var(--border);
    background: rgba(5, 8, 15, .8);
    padding: 54px 0 34px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 36px;
    margin-bottom: 40px;
}

.footer-about p {
    color: var(--muted);
    font-size: .9rem;
    max-width: 34em;
    margin-top: 14px;
}

.footer-title {
    font-size: .8rem;
    font-weight: 800;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--text-strong);
    margin-bottom: 16px;
}

.footer-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 10px;
}

.footer-links a {
    color: var(--muted);
    font-size: .92rem;
    font-weight: 600;
}

.footer-links a:hover {
    color: var(--accent);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    border-top: 1px solid rgba(148, 163, 184, .1);
    padding-top: 24px;
    color: var(--muted);
    font-size: .85rem;
}

.to-top {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--muted);
    font-weight: 700;
    font-size: .85rem;
}

.to-top:hover {
    color: var(--accent);
}

.to-top svg {
    width: 16px;
    height: 16px;
}

/* ---------- Появление при скролле ---------- */
/* Если JS не запустился — контент видим сразу */
html.no-js .reveal {
    opacity: 1;
    transform: none;
}

.reveal {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity .7s ease, transform .7s ease;
    transition-delay: var(--reveal-delay, 0s);
}

.reveal.visible {
    opacity: 1;
    transform: none;
}

/* ---------- Адаптив ---------- */
@media (max-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero {
        min-height: auto;
        padding-top: calc(var(--header-h) + 56px);
    }

    .cards-grid.cols-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 900px) {
    .site-nav {
        position: fixed;
        inset: var(--header-h) 0 auto;
        flex-direction: column;
        align-items: stretch;
        gap: 2px;
        background: rgba(7, 11, 20, .97);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid var(--border);
        padding: 14px 4vw 20px;
        transform: translateY(-12px);
        opacity: 0;
        visibility: hidden;
        transition: opacity .25s ease, transform .25s ease, visibility .25s;
        max-height: calc(100svh - var(--header-h));
        overflow-y: auto;
    }

    .site-nav.open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .burger {
        display: block;
    }

    .nav-cta {
        margin: 12px 0 0;
    }

    .nav-cta .btn {
        width: 100%;
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .section {
        padding: 72px 0;
    }
}

@media (max-width: 560px) {
    .cards-grid.cols-3,
    .cards-grid.cols-4,
    .steps-grid,
    .stats-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .stats {
        margin-top: 8px;
    }

    .section {
        padding: 60px 0;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* ---------- Доступность: меньше движения ---------- */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}

/* ==========================================================================
   AI-ассистент: виджет чата
   ========================================================================== */

.chat-fab {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 1200;
    width: 60px;
    height: 60px;
    border: 0;
    border-radius: 18px;
    display: grid;
    place-items: center;
    cursor: pointer;
    color: #04121f;
    background: linear-gradient(135deg, var(--accent) 0%, #60a5fa 55%, var(--accent-2) 130%);
    box-shadow: 0 10px 30px rgba(56, 189, 248, .35), inset 0 1px 0 rgba(255, 255, 255, .35);
    transition: transform .25s ease, box-shadow .25s ease;
}

.chat-fab:hover {
    transform: translateY(-3px) scale(1.04);
    box-shadow: 0 16px 40px rgba(56, 189, 248, .45), inset 0 1px 0 rgba(255, 255, 255, .35);
}

.chat-fab svg {
    width: 26px;
    height: 26px;
}

.chat-fab .fab-close {
    display: none;
}

.chat-widget.open .chat-fab .fab-chat {
    display: none;
}

.chat-widget.open .chat-fab .fab-close {
    display: block;
}

.chat-fab::after {
    content: "";
    position: absolute;
    top: 8px;
    right: 8px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--success);
    border: 2px solid var(--bg);
    box-shadow: 0 0 10px rgba(52, 211, 153, .8);
}

.chat-widget.open .chat-fab::after {
    display: none;
}

.chat-panel {
    position: fixed;
    right: 22px;
    bottom: 96px;
    z-index: 1200;
    width: min(390px, calc(100vw - 32px));
    height: min(580px, calc(100svh - 130px));
    display: flex;
    flex-direction: column;
    background: rgba(10, 16, 28, .97);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border: 1px solid var(--border);
    border-radius: 20px;
    box-shadow: 0 30px 70px rgba(0, 0, 0, .6), 0 0 0 1px rgba(56, 189, 248, .08);
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px) scale(.98);
    transform-origin: bottom right;
    transition: opacity .28s ease, transform .28s ease, visibility .28s;
}

.chat-widget.open .chat-panel {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.chat-head {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(120deg, rgba(56, 189, 248, .1), rgba(129, 140, 248, .08));
}

.chat-head-icon {
    width: 40px;
    height: 40px;
    flex: none;
    display: grid;
    place-items: center;
    border-radius: 12px;
    color: #04121f;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    box-shadow: 0 4px 14px rgba(56, 189, 248, .35);
}

.chat-head-icon svg {
    width: 21px;
    height: 21px;
}

.chat-head-title {
    font-weight: 800;
    font-size: .98rem;
    color: var(--text-strong);
    line-height: 1.25;
}

.chat-head-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: .76rem;
    color: var(--muted);
}

.chat-head-status .dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 8px rgba(52, 211, 153, .8);
}

.chat-close {
    margin-left: auto;
    width: 34px;
    height: 34px;
    flex: none;
    display: grid;
    place-items: center;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: transparent;
    color: var(--muted);
    cursor: pointer;
    transition: color .2s ease, border-color .2s ease;
}

.chat-close:hover {
    color: var(--text-strong);
    border-color: var(--border-strong);
}

.chat-close svg {
    width: 16px;
    height: 16px;
}

.chat-body {
    flex: 1;
    overflow-y: auto;
    padding: 16px 14px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    scrollbar-width: thin;
    scrollbar-color: rgba(148, 163, 184, .3) transparent;
}

.chat-body::-webkit-scrollbar {
    width: 6px;
}

.chat-body::-webkit-scrollbar-thumb {
    background: rgba(148, 163, 184, .3);
    border-radius: 3px;
}

.msg {
    max-width: 84%;
    padding: 10px 14px;
    border-radius: 15px;
    font-size: .92rem;
    line-height: 1.55;
    white-space: pre-line;
    animation: msgIn .3s ease both;
}

@keyframes msgIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

.msg.bot {
    align-self: flex-start;
    color: var(--text);
    background: rgba(148, 163, 184, .08);
    border: 1px solid var(--border);
    border-bottom-left-radius: 5px;
}

.msg.user {
    align-self: flex-end;
    color: #04121f;
    font-weight: 600;
    background: linear-gradient(135deg, var(--accent), #60a5fa);
    border-bottom-right-radius: 5px;
}

.msg.typing {
    display: inline-flex;
    gap: 5px;
    align-items: center;
    padding: 14px 16px;
}

.msg.typing span {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent);
    animation: typingDot 1.2s ease-in-out infinite;
}

.msg.typing span:nth-child(2) {
    animation-delay: .18s;
}

.msg.typing span:nth-child(3) {
    animation-delay: .36s;
}

@keyframes typingDot {
    0%, 60%, 100% {
        opacity: .3;
        transform: translateY(0);
    }
    30% {
        opacity: 1;
        transform: translateY(-4px);
    }
}

.chat-suggest {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 0 14px 12px;
}

.chat-suggest button {
    padding: 7px 13px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: rgba(148, 163, 184, .06);
    color: var(--text);
    font-family: var(--font);
    font-size: .8rem;
    font-weight: 600;
    cursor: pointer;
    transition: border-color .2s ease, color .2s ease, background .2s ease;
}

.chat-suggest button:hover {
    border-color: var(--border-strong);
    color: var(--accent);
    background: var(--accent-soft);
}

.chat-input {
    display: flex;
    gap: 8px;
    padding: 12px 12px 14px;
    border-top: 1px solid var(--border);
    background: rgba(7, 11, 20, .6);
}

.chat-input input {
    flex: 1;
    min-width: 0;
    padding: 12px 15px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: rgba(148, 163, 184, .06);
    color: var(--text-strong);
    font-family: var(--font);
    font-size: .93rem;
    transition: border-color .2s ease, box-shadow .2s ease;
}

.chat-input input::placeholder {
    color: rgba(148, 163, 184, .55);
}

.chat-input input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, .15);
}

.chat-send {
    width: 46px;
    height: 46px;
    flex: none;
    display: grid;
    place-items: center;
    border: 0;
    border-radius: 13px;
    cursor: pointer;
    color: #04121f;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    box-shadow: 0 6px 18px rgba(56, 189, 248, .3);
    transition: transform .2s ease, box-shadow .2s ease;
}

.chat-send:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(56, 189, 248, .4);
}

.chat-send svg {
    width: 19px;
    height: 19px;
}

@media (max-width: 560px) {
    .chat-fab {
        right: 14px;
        bottom: 14px;
    }

    .chat-panel {
        right: 10px;
        left: 10px;
        bottom: 86px;
        width: auto;
        height: min(640px, calc(100svh - 110px));
    }
}

@media (prefers-reduced-motion: reduce) {
    .chat-panel,
    .msg,
    .msg.typing span {
        animation-duration: .01ms !important;
        transition-duration: .01ms !important;
    }
}

/* ==========================================================================
   Изображения продукта: рамки, баннер интерфейса, карта контактов
   ========================================================================== */
.shot-frame {
    margin: 0;
    padding: 10px;
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, .16);
    background: linear-gradient(180deg, #0d1524, #0a1120);
    box-shadow: 0 24px 70px rgba(2, 8, 20, .6), 0 0 60px rgba(56, 189, 248, .07);
}

.shot-frame img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 12px;
}

/* ---------- Рендер MacBook (блок «О компании») ---------- */
.macbook-shot {
    margin: 0;
    position: relative;
}

/* пятно под корпусом, чтобы ноутбук не «висел» */
.macbook-shot::after {
    content: "";
    position: absolute;
    left: 10%;
    right: 8%;
    bottom: -2%;
    height: 14%;
    background: radial-gradient(ellipse 50% 50% at 50% 50%, rgba(2, 8, 20, .65), transparent 70%);
    pointer-events: none;
    z-index: -1;
}

.macbook-shot img {
    display: block;
    width: 100%;
    height: auto;
    filter: drop-shadow(0 30px 70px rgba(2, 8, 20, .55)) drop-shadow(0 0 46px rgba(56, 189, 248, .08));
    transition: transform .6s cubic-bezier(.2, .7, .2, 1);
}

.macbook-shot img:hover {
    transform: translateY(-8px) scale(1.015);
}

.about-grid .about-text {
    grid-column: 1;
    grid-row: 1;
}

.about-grid .about-shot {
    grid-column: 2;
    grid-row: 1;
}

.about-grid .feature-list {
    grid-column: 1 / -1;
    grid-row: 2;
}

.soft-shot {
    max-width: 940px;
    margin: 6px auto 48px;
    padding: 18px 16px 14px;
}

.soft-carousel-track {
    display: flex;
    align-items: center;
    gap: clamp(14px, 2.4vw, 24px);
    overflow-x: auto;
    padding: 8px 4px 16px;
    scroll-snap-type: x mandatory;
    scrollbar-color: rgba(148, 163, 184, .4) transparent;
    scrollbar-width: thin;
}

.soft-shot .phone-screen {
    flex: 0 0 min(245px, 72vw);
    padding: 8px;
    border: 1px solid rgba(148, 163, 184, .2);
    border-radius: 36px;
    background: #080f1b;
    box-shadow: 0 18px 44px rgba(0, 0, 0, .38);
    scroll-snap-align: start;
}

.soft-shot .phone-screen img {
    border-radius: 27px;
}

.soft-shot .web-screen {
    flex: 0 0 min(560px, 82vw);
    padding: 8px;
    border: 1px solid rgba(148, 163, 184, .2);
    border-radius: 16px;
    background: #080f1b;
    box-shadow: 0 18px 44px rgba(0, 0, 0, .38);
    scroll-snap-align: start;
}

.soft-shot .web-screen img {
    width: 100%;
    height: auto;
    border-radius: 10px;
}

.soft-carousel-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
    color: var(--muted);
    font-size: .85rem;
}

.soft-carousel-arrow {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-strong);
    border-radius: 50%;
    background: var(--accent-soft);
    color: var(--text-strong);
    font: inherit;
    font-size: 1.3rem;
    cursor: pointer;
}

.soft-carousel-arrow:hover:not(:disabled),
.soft-carousel-arrow:focus-visible {
    background: rgba(56, 189, 248, .24);
}

.soft-carousel-arrow:disabled {
    opacity: .4;
    cursor: default;
}

.no-js .soft-carousel-controls {
    display: none;
}

@media (max-width: 560px) {
    .soft-shot {
        padding: 12px 10px;
    }

    .soft-shot .phone-screen {
        padding: 5px;
        border-radius: 24px;
    }

    .soft-shot .phone-screen img {
        border-radius: 18px;
    }
}

/* Полноширинный баннер интерфейса между «Услуги» и «Как работаем» */
.band {
    position: relative;
    overflow: hidden;
    padding: 120px 0;
}

.band-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: .5;
}

.band::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(7, 11, 20, .94) 0%, rgba(7, 11, 20, .62) 48%, rgba(7, 11, 20, .82) 100%);
}

.band .container {
    position: relative;
    z-index: 1;
}

.band h2 {
    font-size: clamp(28px, 3.6vw, 44px);
    line-height: 1.15;
    font-weight: 800;
    letter-spacing: -.01em;
    max-width: 640px;
}

.band p {
    color: var(--muted);
    font-size: 18px;
    max-width: 560px;
    margin: 16px 0 30px;
}

@media (max-width: 900px) {
    .about-grid .about-shot {
        grid-column: 1;
        grid-row: 2;
    }

    .about-grid .feature-list {
        grid-row: 3;
    }

    .band {
        padding: 80px 0;
    }
}