:root {
    --bg-dark: #0e0f12;
    --bg-light: #f6f7f9;
    --bg-card: #ffffff;
    --text-main: #101217;
    --text-muted: #5e6673;
    --text-on-dark: #f5f7ff;
    --border: #d9dee8;
    --accent: #21c3ff;
    --accent-2: #0ea5e9;
    --radius: 18px;
    --container: 1160px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Inter", "Segoe UI", Arial, sans-serif;
    color: var(--text-main);
    background: var(--bg-light);
    line-height: 1.55;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1 0 auto;
}

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

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

.container {
    width: min(100% - 2rem, var(--container));
    margin-inline: auto;
}

.section {
    padding: 4.5rem 0;
}

.section-dark {
    background: var(--bg-dark);
    color: var(--text-on-dark);
}

.section-dark .muted,
.section-dark p {
    color: #cfd6e6;
}

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

.eyebrow {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent-2);
    font-weight: 700;
}

h1,
h2,
h3 {
    margin: 0 0 0.8rem;
    line-height: 1.15;
}

h1 {
    font-size: clamp(2rem, 4vw, 3.4rem);
}

h2 {
    font-size: clamp(1.6rem, 2.5vw, 2.3rem);
}

h3 {
    font-size: 1.1rem;
}

p {
    margin: 0 0 1rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border-radius: 999px;
    padding: 0.78rem 1.2rem;
    font-weight: 600;
    border: 1px solid transparent;
    transition: 0.2s ease;
}

.btn-primary {
    background: var(--accent);
    color: #04131a;
}

.btn-primary:hover {
    transform: translateY(-1px);
    background: #44ceff;
}

.btn-secondary {
    border-color: currentColor;
    color: inherit;
}

.btn-secondary:hover {
    transform: translateY(-1px);
    background: rgba(255, 255, 255, 0.08);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(8px);
    background: rgba(14, 15, 18, 0.9);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-inner {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: 0.02em;
}

.brand-logo {
    width: 34px;
    height: 34px;
    object-fit: contain;
    flex: 0 0 auto;
    filter: drop-shadow(0 2px 8px rgba(33, 195, 255, 0.25));
}

.brand-text {
    line-height: 1;
}

.nav {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav a {
    color: #dbe2ef;
    font-size: 0.94rem;
}

.menu-toggle {
    display: none;
    background: none;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #fff;
    border-radius: 10px;
    padding: 0.45rem 0.7rem;
}

.hero-grid,
.cols-2 {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 2rem;
    align-items: center;
}

.hero-cards {
    display: grid;
    gap: 0.8rem;
}

.card {
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 1.2rem;
}

.section-dark .card {
    background: #171920;
    border-color: #232735;
}

.grid {
    display: grid;
    gap: 1rem;
}

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

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

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

.badge-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.badge {
    background: #e9edf4;
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 0.45rem 0.8rem;
    font-size: 0.9rem;
}

.price-card.recommended {
    border: 1px solid var(--accent);
    box-shadow: 0 0 0 2px rgba(33, 195, 255, 0.12);
}

.price-label {
    display: inline-block;
    margin-bottom: 0.6rem;
    font-size: 0.78rem;
    text-transform: uppercase;
    border: 1px solid var(--accent);
    border-radius: 999px;
    color: var(--accent-2);
    padding: 0.2rem 0.6rem;
}

.faq details {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 0.8rem 1rem;
}

.faq details+details {
    margin-top: 0.7rem;
}

.faq summary {
    cursor: pointer;
    font-weight: 600;
}

form .field {
    display: grid;
    gap: 0.35rem;
    margin-bottom: 0.8rem;
}

input,
textarea {
    width: 100%;
    border-radius: 10px;
    border: 1px solid var(--border);
    padding: 0.65rem 0.8rem;
    font: inherit;
}

textarea {
    min-height: 120px;
    resize: vertical;
}

.form-status {
    margin: 0.4rem 0 0.9rem;
    font-size: 0.92rem;
    color: var(--text-muted);
}

.form-status.success {
    color: #0f8a47;
}

.form-status.error {
    color: #b42318;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.site-footer {
    background: #090a0d;
    color: #d6deef;
    padding: 2rem 0;
    font-size: 0.92rem;
}

.footer-wordmark {
    width: 150px;
    height: auto;
    opacity: 0.65;
    margin: 0.45rem 0 0.7rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 1.5rem;
}

.footer-links {
    display: grid;
    gap: 0.45rem;
}

.page-hero {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    padding: 4rem 0 2.2rem;
    background: linear-gradient(180deg, #101319, #0e0f12);
    color: #f5f7ff;
}

.page-hero>* {
    position: relative;
    z-index: 1;
}

.hero-decor {
    position: relative;
    isolation: isolate;
    overflow: hidden;
}

.hero-decor>* {
    position: relative;
    z-index: 1;
}

.page-hero::before,
.page-hero::after,
.hero-decor::before,
.hero-decor::after {
    content: "";
    position: absolute;
    pointer-events: none;
    z-index: 0;
    background: url("../../logo_small.svg") center / contain no-repeat;
}

.page-hero::before,
.hero-decor::before {
    width: 370px;
    height: 370px;
    top: -140px;
    right: -100px;
    opacity: 0.11;
    transform: rotate(10deg);
}

.page-hero::after,
.hero-decor::after {
    width: 290px;
    height: 290px;
    left: -130px;
    bottom: -120px;
    opacity: 0.07;
    transform: rotate(-12deg);
}

.legal {
    max-width: 850px;
}

@media (max-width: 980px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-grid,
    .cols-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 760px) {
    .brand-logo {
        width: 30px;
        height: 30px;
    }

    .brand-text {
        font-size: 1rem;
    }

    .page-hero::after,
    .hero-decor::after {
        display: none;
    }

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

    .nav-wrap {
        position: absolute;
        left: 1rem;
        right: 1rem;
        top: 74px;
        border-radius: 14px;
        background: #11131a;
        border: 1px solid #2a2e3c;
        padding: 0.8rem;
        display: none;
    }

    .nav-wrap.open {
        display: block;
    }

    .nav {
        display: grid;
        gap: 0.65rem;
    }

    .nav .btn {
        margin-top: 0.4rem;
    }

    .grid-2,
    .grid-4 {
        grid-template-columns: 1fr;
    }
}