:root {
    --bg: #f4f6fb;
    --card: #ffffff;
    --text: #0c1324;
    --muted: #5b6478;
    --primary: #2563ff;
    --primary-strong: #123ec7;
    --accent: #1ecad3;
    --line: #e8ecf4;
    --shadow: 0 18px 45px rgba(18, 34, 73, 0.14);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--text);
    background:
        radial-gradient(1400px 500px at 10% -10%, #dfe9ff 0%, rgba(223, 233, 255, 0) 60%),
        radial-gradient(1100px 500px at 100% 0%, #daf8fc 0%, rgba(218, 248, 252, 0) 55%),
        var(--bg);
}

.container {
    width: min(1120px, calc(100% - 40px));
    margin: 0 auto;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 30;
    backdrop-filter: blur(10px);
    background: rgba(10, 24, 54, 0.3);
    border-bottom: 1px solid rgba(220, 232, 255, 0.26);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 76px;
    gap: 16px;
}

.header__controls {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
    flex-shrink: 0;
}

.brand img {
    width: 72px;
    max-width: 100%;
    height: auto;
    display: block;
}

.nav {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.nav a {
    color: #e8efff;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
}

.nav a:hover {
    color: #ffffff;
}

.lang-select {
    min-height: 40px;
    border: 1px solid #d5dff5;
    border-radius: 10px;
    background: #fff;
    color: #1c2e57;
    font-weight: 600;
    font-size: 14px;
    padding: 0 10px;
}

.menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border: 1px solid #d5dff5;
    border-radius: 10px;
    background: #fff;
    color: #1c2e57;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.menu-toggle svg {
    width: 20px;
    height: 20px;
    display: block;
}

.hero {
    position: relative;
    overflow: hidden;
    padding: 108px 0 56px;
    min-height: 560px;
    display: flex;
    align-items: center;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(115deg, rgba(8, 18, 42, 0.78) 0%, rgba(10, 28, 68, 0.62) 45%, rgba(12, 36, 83, 0.52) 100%);
    z-index: 1;
}

.hero__bg-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero__grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.08fr 0.92fr;
    gap: 36px;
    align-items: center;
    width: 100%;
}

.hero__copy {
    min-width: 0;
}

.label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: #b8d0ff;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.label::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 100px;
    background: var(--accent);
}

.hero h1 {
    margin: 14px 0 12px;
    font-size: clamp(28px, 4.2vw, 48px);
    line-height: 1.12;
    letter-spacing: -0.025em;
    color: #fff;
    font-weight: 800;
}

.hero .hero__lead {
    margin: 0 0 24px;
    max-width: 540px;
    color: #c8d6f5;
    font-size: 17px;
    line-height: 1.6;
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.hero__device {
    display: flex;
    justify-content: center;
    align-items: center;
}

.iphone-frame {
    width: min(260px, 100%);
    background: linear-gradient(165deg, #111827 0%, #060b17 100%);
    border-radius: 48px;
    padding: 11px;
    box-shadow: 0 22px 50px rgba(8, 14, 30, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.14);
    position: relative;
}

.iphone-frame::before {
    content: "";
    position: absolute;
    top: 9px;
    left: 50%;
    transform: translateX(-50%);
    width: 110px;
    height: 28px;
    border-radius: 999px;
    background: #05090f;
    z-index: 3;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.iphone-screen {
    border-radius: 38px;
    overflow: hidden;
    aspect-ratio: 9 / 19.5;
    position: relative;
    background: #000;
}

.iphone-screen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    min-height: 50px;
    border-radius: 14px;
    padding: 0 22px;
    text-decoration: none;
    font-weight: 700;
    font-size: 15px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: none;
    cursor: pointer;
}

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

.btn--primary {
    color: #fff;
    background: linear-gradient(135deg, var(--primary), var(--primary-strong));
    box-shadow: 0 14px 28px rgba(37, 99, 255, 0.32);
}

.section {
    padding: 52px 0;
}

.section--tint {
    background: rgba(255, 255, 255, 0.72);
    border-block: 1px solid var(--line);
}

.section h2 {
    margin: 0 0 10px;
    font-size: clamp(24px, 3.8vw, 34px);
    letter-spacing: -0.02em;
    font-weight: 800;
}

.section .lead {
    margin: 0;
    color: var(--muted);
    max-width: 720px;
    line-height: 1.65;
    font-size: 16px;
}

.pain-section .lead {
    font-size: 17px;
    color: var(--text);
}

.landing-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 20px 0 0;
    padding: 0;
    list-style: none;
}

.landing-chips li {
    font-size: 13px;
    font-weight: 700;
    color: var(--text);
    border: 1px solid var(--line);
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--card);
    box-shadow: 0 4px 12px rgba(15, 33, 72, 0.05);
}

.steps {
    margin: 22px 0 0;
    padding: 0;
    list-style: none;
    counter-reset: step;
    display: grid;
    gap: 16px;
    max-width: 720px;
}

.steps li {
    display: grid;
    grid-template-columns: 44px 1fr;
    gap: 14px;
    align-items: flex-start;
    counter-increment: step;
}

.steps__num {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--primary), var(--primary-strong));
    color: #fff;
    font-weight: 800;
    font-size: 17px;
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

.steps__num::before {
    content: counter(step);
}

.steps__body strong {
    display: block;
    font-size: 17px;
    margin-bottom: 4px;
}

.steps__body p {
    margin: 0;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.55;
}

.solve-section h2 {
    margin-bottom: 8px;
}

.benefits-grid {
    margin-top: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 14px;
}

.benefit-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 18px 20px;
    box-shadow: 0 10px 24px rgba(15, 33, 72, 0.06);
    display: grid;
    grid-template-columns: 44px 1fr;
    gap: 14px;
    align-items: flex-start;
}

.benefit-card__icon {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    background: linear-gradient(160deg, #e9f0ff, #d4e4ff);
    display: grid;
    place-items: center;
    font-size: 22px;
    line-height: 1;
}

.benefit-card__title {
    margin: 0 0 6px;
    font-size: 16px;
    font-weight: 800;
    line-height: 1.25;
}

.benefit-card__text {
    margin: 0;
    color: var(--muted);
    line-height: 1.55;
    font-size: 14px;
}

.quote-card {
    margin-top: 14px;
    border-radius: 20px;
    background: linear-gradient(130deg, #101f44 0%, #1b4db0 55%, #23bed3 100%);
    padding: 26px 28px;
    color: #f2f7ff;
    box-shadow: var(--shadow);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.quote-card p {
    margin: 0;
    font-size: 17px;
    line-height: 1.65;
}

.cta-section {
    text-align: center;
    padding-bottom: 56px;
}

.cta-section .btn {
    margin-top: 6px;
}

.footer {
    padding: 28px 0 44px;
    color: #7b8599;
    font-size: 14px;
    text-align: center;
}

.footer a {
    color: inherit;
}

@media (max-width: 980px) {
    .hero__grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero .hero__lead {
        margin-left: auto;
        margin-right: auto;
    }

    .actions {
        justify-content: center;
    }

    .hero__device {
        margin-top: 8px;
    }
}

@media (max-width: 680px) {
    .container {
        width: min(1120px, calc(100% - 28px));
    }

    .nav {
        display: none;
    }

    .menu-toggle {
        display: inline-flex;
    }

    .header__controls {
        margin-left: auto;
        position: relative;
    }

    .nav.is-open {
        display: flex;
        flex-direction: column;
        gap: 10px;
        position: absolute;
        top: calc(100% + 8px);
        right: 0;
        min-width: 200px;
        padding: 14px;
        border: 1px solid var(--line);
        border-radius: 12px;
        background: #fff;
        box-shadow: 0 14px 24px rgba(15, 33, 72, 0.12);
        z-index: 40;
    }

    .nav.is-open a {
        color: #1c2e57;
    }

    .hero {
        padding: 100px 0 40px;
        min-height: auto;
    }

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

    .section {
        padding: 40px 0;
    }

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

    .benefit-card {
        grid-template-columns: 40px 1fr;
    }
}