@font-face {
    font-family: "Montserrat Local";
    src: url("assets/fonts/montserrat-regular-russian.woff2") format("woff2");
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "Montserrat Local";
    src: url("assets/fonts/montserrat-semibold-russian.woff2") format("woff2");
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "Montserrat Local";
    src: url("assets/fonts/montserrat-bold-russian.woff2") format("woff2");
    font-weight: 800;
    font-style: normal;
    font-display: swap;
}

:root {
    --ink: #17182c;
    --muted: #666b7d;
    --blue: #006ef9;
    --blue-deep: #06133f;
    --cyan: #00b8e6;
    --yellow: #ffd440;
    --paper: #ffffff;
    --soft: #f3f4ff;
    --line: rgba(23, 24, 44, 0.12);
    --shadow: 0 24px 70px rgba(6, 19, 63, 0.14);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Montserrat Local", Arial, sans-serif;
    color: var(--ink);
    background: var(--paper);
    line-height: 1.5;
}

img {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
}

.container {
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(18px);
}

.header-inner {
    min-height: 82px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 26px;
}

.text-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--ink);
    text-decoration: none;
}

.text-brand span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 86px;
    padding: 0 14px;
    height: 54px;
    border-radius: 8px;
    color: #fff;
    background: var(--blue);
    font-size: 17px;
    font-weight: 800;
}

.text-brand strong {
    color: var(--ink);
    font-size: 21px;
    line-height: 1;
}

.footer-brand span {
    min-width: 78px;
    height: 46px;
}

.footer-brand strong {
    color: #fff;
}

.nav {
    display: flex;
    align-items: center;
    gap: 24px;
    font-size: 14px;
    font-weight: 600;
}

.nav a,
.header-phone,
.btn {
    text-decoration: none;
}

.nav a {
    color: #3d4051;
}

.nav a:hover {
    color: var(--blue);
}

.header-phone {
    padding: 12px 18px;
    color: var(--blue);
    border: 1px solid rgba(0, 110, 249, 0.25);
    border-radius: 999px;
    font-size: 14px;
    font-weight: 800;
    white-space: nowrap;
}

.hero {
    position: relative;
    min-height: 760px;
    display: flex;
    align-items: center;
    overflow: hidden;
    color: #fff;
    background:
        linear-gradient(90deg, rgba(6, 19, 63, 0.96) 0%, rgba(6, 19, 63, 0.87) 45%, rgba(0, 110, 249, 0.58) 100%),
        url("assets/images/bg-pc-main-title-5.webp") center / cover no-repeat;
}

.hero::after {
    content: "";
    position: absolute;
    inset: auto 0 0;
    height: 170px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0), #fff);
    pointer-events: none;
}

.hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(330px, 0.65fr);
    gap: 54px;
    align-items: center;
    padding: 86px 0 120px;
}

.eyebrow {
    margin: 0 0 18px;
    color: var(--yellow);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0;
    text-transform: uppercase;
}

.eyebrow.dark {
    color: var(--blue);
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1 {
    max-width: 800px;
    margin-bottom: 24px;
    font-size: clamp(44px, 7vw, 86px);
    line-height: 0.95;
    letter-spacing: 0;
}

h2 {
    margin-bottom: 18px;
    font-size: clamp(32px, 4vw, 56px);
    line-height: 1.05;
    letter-spacing: 0;
}

h3 {
    margin-bottom: 10px;
    font-size: 22px;
    line-height: 1.15;
}

.hero-lead {
    max-width: 720px;
    margin-bottom: 34px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 19px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 44px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    padding: 0 24px;
    border-radius: 999px;
    font-weight: 800;
    transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn.primary {
    color: var(--blue-deep);
    background: var(--yellow);
    box-shadow: 0 14px 38px rgba(255, 212, 64, 0.32);
}

.btn.secondary {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.28);
}

.dark-btn {
    color: #fff;
    background: var(--blue);
    box-shadow: 0 14px 34px rgba(0, 110, 249, 0.22);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    max-width: 760px;
}

.hero-stats div {
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.08);
}

.hero-stats strong {
    display: block;
    margin-bottom: 5px;
    color: var(--yellow);
    font-size: 34px;
    line-height: 1;
}

.hero-stats span {
    color: rgba(255, 255, 255, 0.74);
    font-size: 13px;
}

.hero-panel {
    display: grid;
    gap: 16px;
}

.signal-card {
    padding: 24px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 16px 42px rgba(0, 0, 0, 0.1);
}

.signal-card.active {
    background: #fff;
    color: var(--ink);
}

.signal-card span {
    display: block;
    margin-bottom: 14px;
    color: var(--blue);
    font-weight: 800;
}

.signal-card strong {
    display: block;
    margin-bottom: 8px;
    font-size: 19px;
}

.signal-card p {
    margin-bottom: 0;
    color: inherit;
    opacity: 0.74;
    font-size: 14px;
}

.intro,
.formats,
.approach,
.cases,
.contact {
    padding: 96px 0;
}

.intro-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 60px;
    align-items: end;
}

.intro p:last-child {
    margin-bottom: 0;
    color: var(--muted);
    font-size: 19px;
}

.section-head {
    max-width: 780px;
    margin-bottom: 42px;
}

.section-head.split {
    max-width: none;
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(300px, 0.45fr);
    gap: 34px;
    align-items: end;
}

.section-head.split > p {
    color: var(--muted);
}

.formats {
    background: var(--soft);
}

.format-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.format-card {
    position: relative;
    min-height: 310px;
    overflow: hidden;
    border-radius: 8px;
    background: var(--blue-deep);
    box-shadow: var(--shadow);
}

.format-card.large {
    grid-column: span 2;
}

.format-card img {
    width: 100%;
    height: 100%;
    min-height: inherit;
    object-fit: cover;
    transition: transform 500ms ease;
}

.format-card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(6, 19, 63, 0.05), rgba(6, 19, 63, 0.86));
}

.format-card div {
    position: absolute;
    z-index: 1;
    left: 22px;
    right: 22px;
    bottom: 22px;
    color: #fff;
}

.format-card span,
.case-card span {
    display: block;
    margin-bottom: 8px;
    color: var(--yellow);
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
}

.format-card p {
    max-width: 520px;
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.78);
}

.format-card:hover img {
    transform: scale(1.05);
}

.approach-grid {
    display: grid;
    grid-template-columns: minmax(300px, 0.75fr) minmax(0, 1.1fr);
    gap: 64px;
    align-items: start;
}

.sticky-title {
    position: sticky;
    top: 120px;
}

.sticky-title p:not(.eyebrow) {
    color: var(--muted);
}

.steps {
    display: grid;
    gap: 18px;
}

.steps article {
    padding: 30px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
}

.steps span {
    display: inline-flex;
    margin-bottom: 16px;
    color: var(--blue);
    font-weight: 800;
}

.steps p {
    margin-bottom: 0;
    color: var(--muted);
}

.cases {
    background: #f7f8fb;
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
}

.case-card {
    display: grid;
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 26px;
    align-items: center;
    padding: 24px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 18px 54px rgba(23, 24, 44, 0.08);
}

.case-card img {
    width: 210px;
    aspect-ratio: 1;
    border-radius: 8px;
    object-fit: cover;
    background: var(--soft);
}

.case-card span {
    color: var(--blue);
}

.case-card p {
    margin-bottom: 0;
    color: var(--muted);
}

.contact {
    color: #fff;
    background:
        linear-gradient(90deg, rgba(6, 19, 63, 0.95), rgba(0, 110, 249, 0.82)),
        url("assets/images/bg-pc-contact-form.webp") center / cover no-repeat;
}

.contact-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.72fr);
    gap: 70px;
    align-items: center;
}

.contact-copy p:not(.eyebrow) {
    max-width: 640px;
    color: rgba(255, 255, 255, 0.78);
    font-size: 18px;
}

.contact-links {
    display: grid;
    gap: 8px;
    margin-top: 32px;
}

.contact-links a {
    color: #fff;
    font-size: 24px;
    font-weight: 800;
    text-decoration: none;
}

.lead-form {
    display: grid;
    gap: 16px;
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.12);
    box-shadow: 0 28px 80px rgba(0, 0, 0, 0.22);
    backdrop-filter: blur(16px);
}

.lead-form label {
    display: grid;
    gap: 8px;
}

.lead-form label span {
    font-size: 13px;
    font-weight: 600;
}

.lead-form input,
.lead-form textarea {
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 8px;
    padding: 15px 16px;
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
    font: inherit;
    outline: none;
}

.lead-form input::placeholder,
.lead-form textarea::placeholder {
    color: rgba(255, 255, 255, 0.55);
}

.lead-form input:focus,
.lead-form textarea:focus {
    border-color: var(--yellow);
}

.lead-form .check {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 12px;
}

.lead-form .check input {
    width: 18px;
    height: 18px;
    flex: 0 0 auto;
}

.lead-form button {
    min-height: 54px;
    border: 0;
    border-radius: 999px;
    color: var(--blue-deep);
    background: var(--yellow);
    font: inherit;
    font-weight: 800;
    cursor: pointer;
}

.site-footer {
    padding: 34px 0;
    background: #111326;
    color: rgba(255, 255, 255, 0.72);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.footer-inner img {
    width: 150px;
}

.footer-inner p {
    margin-bottom: 0;
}

.footer-inner a {
    color: #fff;
    font-weight: 800;
    text-decoration: none;
}

@media (max-width: 1040px) {
    .nav {
        display: none;
    }

    .hero-grid,
    .intro-grid,
    .approach-grid,
    .section-head.split,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        min-height: auto;
    }

    .hero-panel,
    .sticky-title {
        position: static;
    }

    .format-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

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

@media (max-width: 700px) {
    .container {
        width: min(100% - 28px, 1180px);
    }

    .header-inner {
        min-height: 70px;
    }

    .text-brand span {
        min-width: 74px;
        height: 46px;
        padding: 0 10px;
        font-size: 14px;
    }

    .text-brand strong {
        font-size: 18px;
    }

    .header-phone {
        display: none;
    }

    .hero-grid {
        padding: 58px 0 86px;
        gap: 28px;
    }

    h1 {
        font-size: 42px;
    }

    h2 {
        font-size: 34px;
    }

    .hero-lead {
        font-size: 16px;
    }

    .hero-actions,
    .hero-stats {
        grid-template-columns: 1fr;
    }

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

    .intro,
    .formats,
    .approach,
    .cases,
    .contact {
        padding: 68px 0;
    }

    .format-grid,
    .case-grid {
        grid-template-columns: 1fr;
    }

    .format-card.large {
        grid-column: auto;
    }

    .format-card {
        min-height: 280px;
    }

    .case-card {
        grid-template-columns: 1fr;
    }

    .case-card img {
        width: 100%;
        max-height: 340px;
    }

    .contact-grid {
        gap: 30px;
    }

    .lead-form {
        padding: 22px;
    }

    .contact-links a {
        font-size: 20px;
    }

    .footer-inner {
        align-items: flex-start;
        flex-direction: column;
    }
}