:root {
    --bg: #070b14;
    --bg-2: #0c1220;
    --card: #121a2c;
    --line: rgba(255, 255, 255, 0.1);
    --text: #f5f7fb;
    --muted: #a9b4c7;
    --blue: #2aa4ff;
    --blue-deep: #1563f0;
    --red: #ff3b4a;
    --orange: #ff7a18;
    --gold: #ffd000;
    --purple: #7b3cff;
    --green: #1faa5a;
    --radius: 18px;
    --header-h: 72px;
    --font-display: "Oswald", "Arial Narrow", sans-serif;
    --font-body: "Barlow", "Segoe UI", sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

html,
body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 18px;
    line-height: 1.55;
}

body.modal-open {
    overflow: hidden;
}

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

a {
    color: var(--blue);
    text-decoration: none;
}

a:hover {
    color: #7cc8ff;
}

.skip-link {
    position: absolute;
    left: 12px;
    top: -40px;
    z-index: 80;
    background: var(--gold);
    color: #111;
    padding: 8px 12px;
    font-weight: 700;
}

.skip-link:focus {
    top: 12px;
}

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

.site-header {
    position: sticky;
    top: 0;
    z-index: 40;
    height: var(--header-h);
    display: flex;
    align-items: center;
    background: rgba(7, 11, 20, 0.78);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    width: min(1120px, calc(100% - 40px));
    margin: 0 auto;
}

.brand {
    display: flex;
    align-items: baseline;
    gap: 6px;
    text-decoration: none;
    line-height: 1;
}

.brand-disc,
.brand-ball {
    font-family: var(--font-display);
    font-weight: 700;
    font-style: italic;
    font-size: 1.55rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.brand-disc {
    color: #fff;
    text-shadow: 0 0 16px rgba(42, 164, 255, 0.55);
}

.brand-ball {
    color: var(--gold);
    text-shadow: 0 0 16px rgba(255, 208, 0, 0.45);
}

.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.04);
    color: #fff;
    cursor: pointer;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    padding: 0;
}

.nav-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    background: #fff;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 22px;
}

.site-nav a {
    color: var(--text);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border: 0;
    border-radius: 999px;
    padding: 14px 26px;
    color: #fff;
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 700;
    font-style: italic;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    text-decoration: none;
    cursor: pointer;
    line-height: 1;
}

.btn svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.btn-download {
    background: linear-gradient(180deg, #4db3ff 0%, #1a6dff 52%, #0d4fd6 100%);
    box-shadow: 0 8px 24px rgba(21, 99, 240, 0.42), inset 0 1px 0 rgba(255, 255, 255, 0.32);
    color: #fff;
}

.btn-download:hover {
    color: #fff;
    filter: brightness(1.08);
}

.btn-send {
    background: linear-gradient(180deg, #ffb347 0%, #ff7a18 55%, #e05500 100%);
    box-shadow: 0 8px 24px rgba(255, 122, 24, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.28);
}

.btn-send:hover {
    filter: brightness(1.08);
}

.btn-ghost {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.22);
    color: #fff;
}

.hero {
    position: relative;
    min-height: calc(100vh - var(--header-h));
    display: flex;
    align-items: flex-end;
    background:
        linear-gradient(180deg, rgba(7, 11, 20, 0.28) 0%, rgba(7, 11, 20, 0.12) 38%, rgba(7, 11, 20, 0.92) 100%),
        url("../assets/hero-vs.jpg") center 28% / cover no-repeat;
    border-bottom: 1px solid var(--line);
}

.hero-content {
    padding: 48px 0 64px;
}

.kicker {
    margin: 0 0 10px;
    color: var(--gold);
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
}

.hero h1 {
    margin: 0 0 8px;
    font-family: var(--font-display);
    font-size: clamp(3.4rem, 9vw, 7rem);
    font-style: italic;
    font-weight: 700;
    letter-spacing: 0.02em;
    line-height: 0.86;
    text-transform: uppercase;
}

.hero h1 span {
    color: var(--gold);
    text-shadow: 0 0 28px rgba(255, 208, 0, 0.35);
}

.hero-lead {
    max-width: 38rem;
    margin: 14px 0 0;
    font-size: 1.2rem;
    font-weight: 600;
}

.hero-sub {
    max-width: 40rem;
    margin: 10px 0 0;
    color: var(--muted);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.promises {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    padding: 28px 0 8px;
}

.promise {
    background: linear-gradient(180deg, rgba(42, 164, 255, 0.08), rgba(255, 59, 74, 0.06));
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 16px 14px;
    text-align: center;
    font-family: var(--font-display);
    font-style: italic;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.section {
    padding: 84px 0;
}

.section-head {
    margin-bottom: 32px;
}

.section h2 {
    margin: 0 0 10px;
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-style: italic;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.section-head p {
    margin: 0;
    color: var(--muted);
    max-width: 42rem;
}

.modes {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.mode {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius);
    padding: 26px 24px 28px;
    border: 1px solid var(--line);
    background: var(--card);
    min-height: 220px;
}

.mode::before {
    content: "";
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    height: 5px;
}

.mode-quick::before {
    background: linear-gradient(90deg, var(--blue), var(--blue-deep));
}

.mode-challenge::before {
    background: linear-gradient(90deg, var(--gold), var(--orange));
}

.mode-training::before {
    background: linear-gradient(90deg, var(--purple), #4b1fd1);
}

.mode h3 {
    margin: 8px 0 10px;
    font-family: var(--font-display);
    font-size: 1.7rem;
    font-style: italic;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

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

.mode-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #fff;
    opacity: 0.8;
}

.split {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 40px;
    align-items: center;
}

.feature-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 14px;
}

.feature-list li {
    display: grid;
    grid-template-columns: 12px 1fr;
    gap: 12px;
    align-items: start;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 16px 18px;
}

.feature-list li::before {
    content: "";
    width: 12px;
    height: 12px;
    margin-top: 7px;
    border-radius: 50%;
    background: var(--blue);
    box-shadow: 0 0 12px var(--blue);
}

.feature-list li:nth-child(2n)::before {
    background: var(--orange);
    box-shadow: 0 0 12px var(--orange);
}

.feature-list strong {
    display: block;
    font-family: var(--font-display);
    font-style: italic;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.feature-list span {
    color: var(--muted);
    font-size: 0.98rem;
}

.shot {
    position: relative;
    border-radius: 28px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.16);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45), 0 0 40px rgba(42, 164, 255, 0.12);
}

.shot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    min-height: 420px;
}

.premium {
    background:
        radial-gradient(circle at 12% 20%, rgba(255, 208, 0, 0.12), transparent 36%),
        radial-gradient(circle at 88% 80%, rgba(42, 164, 255, 0.12), transparent 40%),
        var(--bg-2);
    border-block: 1px solid var(--line);
}

.premium-card {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 28px;
    align-items: center;
    background: var(--card);
    border: 1px solid rgba(255, 208, 0, 0.22);
    border-radius: 24px;
    padding: 36px;
}

.perk-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.perk {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 12px 14px;
    font-weight: 600;
}

.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 32px;
}

.field {
    display: grid;
    gap: 6px;
    margin-bottom: 14px;
}

.field label {
    font-weight: 600;
    font-size: 0.92rem;
}

.field input,
.field textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: #0a101c;
    color: var(--text);
    font: inherit;
    padding: 12px 14px;
}

.field textarea {
    min-height: 140px;
    resize: vertical;
}

.field input:focus,
.field textarea:focus {
    outline: 2px solid var(--blue);
    outline-offset: 1px;
}

.form-error {
    color: #ff8b95;
    margin: 0 0 12px;
    font-weight: 600;
}

.site-footer {
    border-top: 1px solid var(--line);
    padding: 28px 0 36px;
    color: var(--muted);
    font-size: 0.95rem;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.footer-inner a {
    color: var(--muted);
}

.footer-inner a:hover {
    color: var(--gold);
}

.legal {
    padding: 48px 0 80px;
}

.legal h1 {
    font-family: var(--font-display);
    font-style: italic;
    text-transform: uppercase;
    font-size: clamp(2.2rem, 5vw, 3.4rem);
    margin: 0 0 8px;
}

.legal h2 {
    font-family: var(--font-display);
    font-style: italic;
    text-transform: uppercase;
    margin: 28px 0 8px;
}

.legal p,
.legal li {
    color: var(--muted);
}

.modal {
    position: fixed;
    inset: 0;
    z-index: 90;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal.is-open {
    display: flex;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(3, 6, 12, 0.72);
}

.modal-dialog {
    position: relative;
    width: min(440px, 100%);
    background: #121a2c;
    border: 1px solid rgba(42, 164, 255, 0.35);
    border-radius: 20px;
    padding: 28px 26px 24px;
    box-shadow: 0 0 0 1px rgba(255, 59, 74, 0.18), 0 24px 60px rgba(0, 0, 0, 0.5);
}

.modal-dialog h2 {
    margin: 0 0 10px;
    font-family: var(--font-display);
    font-style: italic;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.modal-dialog p {
    margin: 0 0 20px;
    color: var(--muted);
}

@media (max-width: 900px) {
    .promises,
    .modes,
    .split,
    .premium-card,
    .contact-grid {
        grid-template-columns: 1fr;
    }

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

    .shot img {
        min-height: 280px;
    }

    .nav-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        margin-left: auto;
    }

    .site-nav {
        display: none;
        position: absolute;
        top: var(--header-h);
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        background: #0c1220;
        border-bottom: 1px solid var(--line);
        padding: 10px 20px 18px;
    }

    .site-nav.is-open {
        display: flex;
    }

    .site-nav a,
    .site-nav .btn {
        width: 100%;
        justify-content: center;
        padding: 12px 8px;
    }
}

@media (max-width: 560px) {
    .wrap,
    .header-inner {
        width: calc(100% - 28px);
    }

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

    .hero {
        min-height: 86vh;
        background-position: center 18%;
    }

    .section {
        padding: 56px 0;
    }

    .premium-card {
        padding: 22px;
    }

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