@charset "UTF-8";

:root {
    --bg0: #0b0617;
    --bg1: #120725;
    --surface: rgba(255, 255, 255, 0.06);
    --surface-strong: rgba(255, 255, 255, 0.10);
    --stroke: rgba(255, 255, 255, 0.12);
    --text: rgba(255, 255, 255, 0.92);
    --text-dim: rgba(255, 255, 255, 0.72);
    --text-muted: rgba(255, 255, 255, 0.58);
    --accent: #8b5cf6;
    --accent2: #22d3ee;
    --accent3: #ff4fd8;
    --shadow: 0 18px 60px rgba(0, 0, 0, 0.55);
    --radius-lg: 22px;
    --radius-md: 16px;
    --radius-sm: 12px;
    --container: 1120px;
}

* {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Manrope", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    color: var(--text);
    background:
        radial-gradient(900px 500px at 10% 0%, rgba(139, 92, 246, 0.38), transparent 55%),
        radial-gradient(900px 500px at 95% 10%, rgba(34, 211, 238, 0.22), transparent 55%),
        radial-gradient(700px 500px at 75% 80%, rgba(255, 79, 216, 0.16), transparent 55%),
        linear-gradient(180deg, var(--bg1), var(--bg0));
    overflow-x: hidden;
}

::selection {
    background: rgba(34, 211, 238, 0.28);
}

a {
    color: inherit;
    text-decoration: none;
}

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

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

/* --------------------------------- Header -------------------------------- */

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(10, 6, 20, 0.55);
    backdrop-filter: blur(14px);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 0;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: 12px;
}

.brand__logo {
    width: 32px;
    height: 32px;
    filter: drop-shadow(0 18px 45px rgba(139, 92, 246, 0.35));
}

.brand__name {
    font-weight: 800;
    letter-spacing: 0.2px;
}

.nav {
    display: flex;
    gap: 18px;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.nav__link {
    font-size: 14px;
    color: var(--text-dim);
    padding: 8px 10px;
    border-radius: 999px;
    transition: background 180ms ease, color 180ms ease;
}

.nav__link:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.06);
}

/* -------------------------------- Buttons -------------------------------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 700;
    letter-spacing: 0.1px;
    cursor: pointer;
    transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease, border-color 160ms ease;
    user-select: none;
}

.btn--sm {
    padding: 10px 14px;
    font-size: 14px;
}

.btn--primary {
    background: linear-gradient(135deg, var(--accent), var(--accent3));
    box-shadow: 0 18px 50px rgba(139, 92, 246, 0.30);
}

.btn--primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 22px 62px rgba(139, 92, 246, 0.40);
}

.btn--ghost {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.10);
    color: var(--text);
}

.btn--ghost:hover {
    transform: translateY(-1px);
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.14);
}

button.btn {
    font: inherit;
    color: var(--text);
}

.btn:focus-visible,
.nav__link:focus-visible,
.brand:focus-visible,
.field__input:focus-visible {
    outline: 3px solid rgba(34, 211, 238, 0.45);
    outline-offset: 3px;
}

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

.hero {
    padding: 56px 0 28px;
}

.hero__grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 36px;
    align-items: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 999px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.85);
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.20), rgba(34, 211, 238, 0.10));
    border: 1px solid rgba(255, 255, 255, 0.10);
}

.hero__title {
    margin: 14px 0 0;
    font-size: clamp(34px, 4.6vw, 64px);
    line-height: 1.02;
    letter-spacing: -0.02em;
}

.hero__subtitle {
    margin: 14px 0 0;
    font-size: clamp(16px, 1.5vw, 18px);
    line-height: 1.6;
    color: var(--text-dim);
    max-width: 60ch;
}

.hero__actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 22px;
}

.hero__meta {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-top: 22px;
}

.meta {
    padding: 12px 14px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.meta__title {
    font-size: 12px;
    color: var(--text-muted);
}

.meta__value {
    margin-top: 6px;
    font-size: 14px;
    font-weight: 700;
}

.hero__visual {
    position: relative;
    min-height: 420px;
}

.hero__orb {
    position: absolute;
    border-radius: 999px;
    filter: blur(22px);
    opacity: 0.9;
}

.hero__orb--1 {
    width: 240px;
    height: 240px;
    left: 8%;
    top: 18%;
    background: radial-gradient(circle at 30% 30%, rgba(139, 92, 246, 0.80), rgba(139, 92, 246, 0.10));
}

.hero__orb--2 {
    width: 290px;
    height: 290px;
    right: 6%;
    bottom: 8%;
    background: radial-gradient(circle at 30% 30%, rgba(34, 211, 238, 0.55), rgba(34, 211, 238, 0.08));
}

.hero__image {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    padding: 12px;
}

.hero__image img {
    width: min(420px, 100%);
    height: auto;
    padding: 10px;
    filter: drop-shadow(0 30px 85px rgba(139, 92, 246, 0.35));
}

/* -------------------------------- Sections -------------------------------- */

.section {
    padding: 56px 0;
}

.section--alt {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.section__head {
    display: grid;
    gap: 10px;
    margin-bottom: 18px;
}

.section__title {
    margin: 0;
    font-size: clamp(26px, 3vw, 40px);
    letter-spacing: -0.02em;
}

.section__lead {
    margin: 0;
    color: var(--text-dim);
    line-height: 1.6;
    max-width: 70ch;
}

.grid {
    display: grid;
    gap: 14px;
}

.grid--cards {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid--steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
    padding: 18px 18px 16px;
    border-radius: var(--radius-lg);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
    border: 1px solid rgba(255, 255, 255, 0.10);
    box-shadow: var(--shadow);
    transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.card:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.16);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
}

.card__eyebrow {
    margin: 0 0 8px;
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.card__title {
    margin: 0;
    font-size: 18px;
    line-height: 1.25;
    letter-spacing: -0.01em;
}

.card__text {
    margin: 10px 0 0;
    color: var(--text-dim);
    line-height: 1.6;
}

.card--result {
    background:
        radial-gradient(700px 400px at 10% 0%, rgba(139, 92, 246, 0.22), transparent 55%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
}

.section--about {
    padding-top: 28px;
}

.about {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 12px;
    align-items: start;
}

.card--about {
    padding: 24px;
    background:
        radial-gradient(720px 360px at 0% 0%, rgba(139, 92, 246, 0.18), transparent 58%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
}

.card--about-accent {
    background:
        radial-gradient(620px 320px at 100% 0%, rgba(34, 211, 238, 0.16), transparent 58%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
}

.about__text {
    margin: 14px 0 0;
    color: var(--text-dim);
    line-height: 1.7;
}

.about__stack {
    display: grid;
    gap: 14px;
}

.about__actions {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 18px;
    margin-top: 22px;
    flex-wrap: wrap;
}

.about__stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    flex: 1 1 320px;
}

.stat {
    padding: 14px 16px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.stat__value {
    display: block;
    font-size: 18px;
    line-height: 1.2;
}

.stat__label {
    display: block;
    margin-top: 6px;
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.45;
}

.list--checks {
    margin-top: 16px;
}

.split {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 18px;
    align-items: start;
}

.list {
    margin: 16px 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 10px;
}

.list__item {
    padding: 12px 14px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.86);
}

.step {
    padding: 18px;
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.10);
}

.step__num {
    font-weight: 800;
    font-size: 13px;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.70);
}

.step__title {
    margin: 10px 0 0;
    font-size: 18px;
}

.step__text {
    margin: 10px 0 0;
    color: var(--text-dim);
    line-height: 1.6;
}

/* ----------------------------------- CTA ---------------------------------- */

.section--cta {
    padding: 64px 0 78px;
}

.cta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    align-items: start;
    padding: 22px;
    border-radius: 28px;
    background:
        radial-gradient(800px 480px at 20% 0%, rgba(139, 92, 246, 0.28), transparent 60%),
        radial-gradient(760px 460px at 100% 40%, rgba(34, 211, 238, 0.20), transparent 58%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.04));
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: var(--shadow);
}

.cta__title {
    margin: 0;
    font-size: clamp(26px, 3vw, 40px);
    line-height: 1.08;
}

.cta__text {
    margin: 12px 0 0;
    color: var(--text-dim);
    line-height: 1.6;
}

.form {
    display: grid;
    gap: 12px;
    padding: 14px;
    border-radius: 22px;
    background: rgba(10, 6, 20, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.10);
}

.field {
    display: grid;
    gap: 8px;
}

.field__label {
    font-size: 12px;
    color: var(--text-muted);
}

.field__input {
    width: 100%;
    padding: 12px 14px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
    font: inherit;
}

.field__input::placeholder {
    color: rgba(255, 255, 255, 0.42);
}

.field__row {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 10px;
}

.form__hint {
    margin: 0;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.52);
    line-height: 1.45;
}

.form__status {
    min-height: 18px;
    font-size: 13px;
    line-height: 1.35;
    color: var(--text-dim);
}

.form__status[data-kind="success"] {
    color: rgba(34, 211, 238, 0.95);
}

.form__status[data-kind="error"] {
    color: rgba(255, 120, 180, 0.95);
}

/* ---------------------------------- Footer -------------------------------- */

.site-footer {
    margin-top: 18px;
    padding: 22px 0 34px;
    border-top: 1px solid rgba(255, 255, 255, 0.10);
    background: rgba(10, 6, 20, 0.72);
    backdrop-filter: blur(12px);
}

.footer__inner {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 16px;
    align-items: center;
}

.footer__brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.footer__title {
    font-weight: 800;
    letter-spacing: 0.2px;
}

.footer__sub {
    margin-top: 2px;
    font-size: 13px;
    color: var(--text-muted);
}

.footer__links {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.footer__link {
    font-size: 14px;
    color: var(--text-dim);
    padding: 8px 10px;
    border-radius: 999px;
    border: 1px solid transparent;
}

.footer__link:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.10);
}

.footer__note {
    font-size: 13px;
    color: var(--text-muted);
}

/* ------------------------------- Responsive ------------------------------- */

@media (max-width: 980px) {
    .hero {
        padding-bottom: 56px;
        overflow: hidden;
    }

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

    .hero__visual {
        min-height: 360px;
        order: -1;
        margin-bottom: 8px;
    }

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

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

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

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

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

    .footer__inner {
        grid-template-columns: 1fr;
        justify-items: start;
    }
}

@media (max-width: 560px) {
    .hero {
        padding: 44px 0 48px;
    }

    .brand__logo {
        width: 24px;
        height: 24px;
    }

    .brand__name {
        font-size: 14px;
    }

    .nav {
        display: none;
    }

    .hero__visual {
        display: none;
    }

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

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

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

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

@media (prefers-reduced-motion: reduce) {
    * {
        scroll-behavior: auto !important;
        transition: none !important;
        animation: none !important;
    }
}