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

:root {
    --pink: #ff6fb9;
    --pink-soft: #ffd1ea;
    --blue: #3b7fff;
    --blue-soft: #d5e3ff;
    --yellow: #ffd45a;
    --bg: #0b0b18;
    --text-main: #fcfcff;
    --text-muted: #c9c9dd;
    --card-bg: rgba(21, 21, 40, 0.94);
    --border-subtle: rgba(255, 255, 255, 0.08);
    --radius-lg: 22px;
    --radius-pill: 999px;
    --shadow-soft: 0 18px 45px rgba(0, 0, 0, 0.45);
    --shadow-subtle: 0 12px 30px rgba(0, 0, 0, 0.35);
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", sans-serif;
    color: var(--text-main);
    background: radial-gradient(circle at top, #2a1742 0, #0b0b18 55%, #02020a 100%);
    min-height: 100vh;
}

/* Header & Navigation */

.site-header {
    position: relative;
    padding: 16px clamp(18px, 4vw, 32px) 32px;
    backdrop-filter: blur(40px);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 10px 16px;
    border-radius: 999px;
    border: 1px solid var(--border-subtle);
    background:
        linear-gradient(135deg, rgba(255, 111, 185, 0.35), rgba(59, 127, 255, 0.12)),
        radial-gradient(circle at top left, rgba(255, 212, 90, 0.22), transparent 60%);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.5);
    position: sticky;
    top: 12px;
    z-index: 20;
}

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

.brand-mark {
    width: 32px;
    height: 32px;
    border-radius: 24%;
    box-shadow: 0 0 0 2px rgba(11, 11, 24, 0.96), 0 8px 18px rgba(0, 0, 0, 0.6);
}

.brand-text {
    font-weight: 650;
    letter-spacing: 0.03em;
    font-size: 15px;
    text-transform: uppercase;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 18px;
    font-size: 14px;
}

.main-nav a {
    position: relative;
    color: var(--text-muted);
    text-decoration: none;
    padding: 6px 0;
}

.main-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 0;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--pink), var(--yellow));
    transition: width 0.2s ease-out;
}

.main-nav a:hover::after,
.main-nav a:focus-visible::after {
    width: 100%;
}

.main-nav a:hover,
.main-nav a:focus-visible {
    color: var(--text-main);
}

.nav-toggle {
    display: none;
    width: 34px;
    height: 34px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.24);
    background: radial-gradient(circle at top, rgba(255, 255, 255, 0.16), rgba(15, 15, 30, 0.95));
    padding: 0;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.nav-toggle span {
    display: block;
    width: 16px;
    height: 2px;
    border-radius: 999px;
    background: #ffffff;
}

/* Hero */

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    gap: 32px;
    margin-top: 30px;
    padding: 8px 6px 0;
}

.hero-copy h1 {
    font-size: clamp(2.2rem, 3vw, 3rem);
    letter-spacing: -0.03em;
    margin: 0 0 10px;
}

.hero-tagline {
    margin: 0 0 10px;
    color: var(--pink-soft);
    font-weight: 500;
}

.hero-body {
    margin: 0 0 18px;
    color: var(--text-muted);
    max-width: 32rem;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.pill {
    padding: 6px 13px;
    border-radius: var(--radius-pill);
    border: 1px solid rgba(255, 255, 255, 0.16);
    background: radial-gradient(circle at top, rgba(255, 255, 255, 0.12), rgba(13, 13, 30, 0.9));
    font-size: 12px;
    color: var(--text-main);
}

.pill-accent {
    border: none;
    background: linear-gradient(135deg, var(--pink), var(--yellow));
    color: #240618;
    font-weight: 600;
}

.hero-panel {
    display: flex;
    align-items: stretch;
    justify-content: flex-end;
}

.hero-card {
    width: 100%;
    max-width: 340px;
    background:
        radial-gradient(circle at top, rgba(255, 212, 90, 0.24), transparent 60%),
        linear-gradient(145deg, rgba(21, 21, 40, 0.9), rgba(21, 21, 40, 0.98));
    border-radius: 28px;
    padding: 18px 18px 16px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    box-shadow: var(--shadow-soft);
    position: relative;
    overflow: hidden;
}

.hero-card::before {
    content: "";
    position: absolute;
    right: -40px;
    bottom: -40px;
    width: 150px;
    height: 150px;
    border-radius: 60%;
    background:
        radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.6), transparent 60%),
        radial-gradient(circle at 80% 90%, rgba(255, 111, 185, 0.8), rgba(59, 127, 255, 0.9));
    opacity: 0.25;
}

.hero-card h2 {
    margin: 0 0 10px;
    font-size: 18px;
}

.hero-card ul {
    list-style: none;
    margin: 0 0 16px;
    padding: 0;
    font-size: 14px;
    color: var(--text-muted);
}

.hero-card li {
    position: relative;
    padding-left: 16px;
    margin-bottom: 6px;
}

.hero-card li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 7px;
    width: 6px;
    height: 6px;
    border-radius: 100%;
    background: linear-gradient(135deg, var(--pink), var(--blue));
}

.hero-meta {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 8px;
    font-size: 12px;
}

.meta-label {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: rgba(255, 255, 255, 0.55);
}

.meta-value {
    font-weight: 600;
}

/* Sections */

.section {
    padding: 40px clamp(18px, 4vw, 32px);
}

.section-inner {
    max-width: 940px;
    margin: 0 auto;
}

.section-info h2,
.section-privacy h2,
.section-contact h2 {
    font-size: 1.7rem;
    margin-top: 0;
    margin-bottom: 14px;
}

.section-info p {
    color: var(--text-muted);
    max-width: 44rem;
}

.feature-grid {
    margin-top: 22px;
    display: grid;
    gap: 16px;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.feature {
    padding: 16px 18px 14px;
    border-radius: var(--radius-lg);
    background: linear-gradient(145deg, rgba(21, 21, 40, 0.98), rgba(21, 21, 40, 0.9));
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: var(--shadow-subtle);
}

.feature h3 {
    margin-top: 0;
    font-size: 1rem;
    margin-bottom: 6px;
}

.feature p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Privacy */

.section-privacy {
    background:
        radial-gradient(circle at top left, rgba(255, 111, 185, 0.22), transparent 60%),
        radial-gradient(circle at top right, rgba(59, 127, 255, 0.22), transparent 60%),
        radial-gradient(circle at bottom, rgba(255, 212, 90, 0.18), transparent 65%);
    border-block: 1px solid rgba(255, 255, 255, 0.06);
}

.section-privacy h2 {
    margin-bottom: 6px;
}

.policy-meta {
    margin-top: 0;
    margin-bottom: 18px;
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.section-privacy h3 {
    font-size: 1.05rem;
    margin-top: 22px;
    margin-bottom: 8px;
}

.section-privacy p,
.section-privacy ul {
    font-size: 0.93rem;
    line-height: 1.7;
    color: var(--text-muted);
}

.section-privacy ul {
    padding-left: 20px;
}

.policy-contact {
    font-size: 0.93rem;
}

/* Contact */

.section-contact {
    padding-bottom: 48px;
}

.contact-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.1fr);
    gap: 24px;
    align-items: start;
}

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

.contact-form-card {
    background: linear-gradient(135deg, rgba(21, 21, 40, 0.98), rgba(21, 21, 40, 0.92));
    border-radius: 26px;
    padding: 20px 18px 18px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: var(--shadow-soft);
}

.support-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.support-form label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.support-form textarea,
.support-form input {
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    padding: 9px 11px;
    background: rgba(5, 5, 18, 0.85);
    color: var(--text-main);
    font: inherit;
    outline: none;
}

.support-form textarea:focus,
.support-form input:focus {
    border-color: var(--pink);
    box-shadow: 0 0 0 1px rgba(255, 111, 185, 0.65);
}

.support-form textarea {
    resize: vertical;
    min-height: 110px;
}

.btn-submit {
    margin-top: 6px;
    border-radius: var(--radius-pill);
    border: none;
    padding: 10px 18px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    background: linear-gradient(135deg, var(--blue), var(--pink), var(--yellow));
    color: #080714;
    box-shadow: 0 14px 26px rgba(0, 0, 0, 0.6);
    transition: transform 0.12s ease-out, box-shadow 0.12s ease-out, filter 0.12s ease-out;
}

.btn-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 18px 34px rgba(0, 0, 0, 0.8);
    filter: brightness(1.03);
}

.btn-submit:active {
    transform: translateY(1px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.7);
}

.form-status {
    min-height: 18px;
    font-size: 0.82rem;
    color: var(--pink-soft);
}

/* Footer */

.site-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding: 18px clamp(18px, 4vw, 32px) 28px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-inner {
    max-width: 940px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 10px 24px;
    align-items: center;
    justify-content: space-between;
}

.site-footer a {
    color: var(--pink-soft);
    text-decoration: none;
}

.site-footer a:hover,
.site-footer a:focus-visible {
    text-decoration: underline;
}

/* Small screens */

@media (max-width: 768px) {
    .header-inner {
        padding-inline: 12px;
    }

    .main-nav {
        position: absolute;
        inset-inline: 16px;
        top: 64px;
        padding: 10px 12px;
        border-radius: 18px;
        background: radial-gradient(circle at top, rgba(14, 14, 32, 0.98), rgba(14, 14, 32, 0.98));
        border: 1px solid rgba(255, 255, 255, 0.12);
        box-shadow: 0 18px 38px rgba(0, 0, 0, 0.7);
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        transform-origin: top;
        transform: scaleY(0.9);
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.16s ease-out, transform 0.16s ease-out;
    }

    .main-nav.open {
        opacity: 1;
        pointer-events: auto;
        transform: scaleY(1);
    }

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

    .hero {
        grid-template-columns: minmax(0, 1fr);
        gap: 24px;
        margin-top: 26px;
    }

    .hero-panel {
        justify-content: flex-start;
    }

    .section {
        padding-inline: 18px;
    }

    .contact-layout {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media (max-width: 480px) {
    .hero-copy h1 {
        font-size: 1.9rem;
    }

    .header-inner {
        border-radius: 18px;
    }

    .contact-form-card {
        border-radius: 20px;
    }
}