* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #07111f;
    --bg-soft: #0b1628;
    --bg-card: rgba(255, 255, 255, 0.05);
    --border: rgba(255, 255, 255, 0.10);
    --text: #ffffff;
    --text-soft: rgba(255, 255, 255, 0.72);
    --text-muted: rgba(255, 255, 255, 0.55);
    --primary: #0e6ad8;
    --primary-light: #1a8cff;
    --cyan: #46cfff;
    --shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
    --radius: 28px;
    --container: 1280px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

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

.site-header {
    position: sticky;
    top: 0;
    z-index: 999;
    background: rgba(7, 17, 31, 0.75);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 88px;
    gap: 20px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
}

.brand-logo {
    width: 54px;
    height: 54px;
    object-fit: contain;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.03);
    padding: 4px;
}

.brand-text {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.brand-title {
    font-size: 28px;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.brand-blue {
    color: #2383ff;
}

.brand-subtitle {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.28em;
    color: var(--text-muted);
    margin-top: 4px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 24px;
}

.main-nav a {
    color: var(--text-soft);
    font-size: 15px;
    transition: 0.25s ease;
}

.main-nav a:hover,
.main-nav a.active {
    color: #ffffff;
}

.nav-btn {
    padding: 12px 18px;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.05);
}

.active-btn {
    background: rgba(14, 106, 216, 0.18);
    border-color: rgba(70, 207, 255, 0.25);
}

.mobile-toggle {
    display: none;
    width: 48px;
    height: 48px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 14px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
}

.mobile-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: #fff;
    border-radius: 10px;
}

/* Hero */
.hero {
    position: relative;
    padding: 90px 0 60px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    border-radius: 999px;
    filter: blur(110px);
    pointer-events: none;
}

.hero-bg-1 {
    width: 420px;
    height: 420px;
    left: -120px;
    top: -80px;
    background: rgba(14, 106, 216, 0.28);
}

.hero-bg-2 {
    width: 360px;
    height: 360px;
    right: -100px;
    top: 120px;
    background: rgba(70, 207, 255, 0.14);
}

.hero-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 40px;
    align-items: center;
}

.eyebrow,
.section-eyebrow {
    display: inline-block;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.24em;
    color: #9ed5ff;
}

.eyebrow {
    padding: 12px 16px;
    border-radius: 999px;
    background: rgba(14, 106, 216, 0.12);
    border: 1px solid rgba(70, 207, 255, 0.16);
    margin-bottom: 22px;
}

.hero h1,
.page-hero h1 {
    font-size: 68px;
    line-height: 1.04;
    letter-spacing: -0.04em;
    font-weight: 700;
}

.hero-text,
.page-hero p {
    margin-top: 24px;
    font-size: 20px;
    color: var(--text-soft);
    max-width: 760px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 34px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 56px;
    padding: 0 28px;
    border-radius: 18px;
    font-weight: 700;
    transition: 0.25s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #fff;
    box-shadow: 0 18px 40px rgba(14, 106, 216, 0.35);
}

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

.btn-secondary {
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.09);
}

.btn-full {
    width: 100%;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 44px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 22px;
    backdrop-filter: blur(12px);
}

.stat-card strong {
    display: block;
    font-size: 28px;
    margin-bottom: 10px;
}

.stat-card span {
    color: var(--text-muted);
    font-size: 14px;
}

.hero-panel {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 34px;
    padding: 18px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
}

.hero-panel-inner {
    background: #0a1322;
    border: 1px solid var(--border);
    border-radius: 28px;
    padding: 36px;
}

.panel-label {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.24em;
    color: #9ed5ff;
    margin-bottom: 16px;
}

.hero-panel h2 {
    font-size: 34px;
    line-height: 1.2;
    margin-bottom: 28px;
}

.panel-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.panel-item {
    padding: 18px 18px 18px 36px;
    border-radius: 20px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-soft);
    position: relative;
}

.panel-item::before {
    content: "";
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--cyan);
    position: absolute;
    left: 16px;
    top: 24px;
}

/* Page Hero */
.page-hero {
    padding: 90px 0 40px;
}

.page-hero h1 {
    font-size: 56px;
    margin-top: 14px;
}

/* Sections */
.section {
    padding: 90px 0;
}

.section-dark {
    background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
}

.section-head {
    max-width: 860px;
    margin-bottom: 40px;
}

.section-head h2 {
    font-size: 52px;
    line-height: 1.08;
    letter-spacing: -0.03em;
    margin-top: 14px;
}

.section-head p {
    font-size: 18px;
    color: var(--text-soft);
    margin-top: 18px;
}

.cards-3,
.cards-2,
.process-grid,
.advantages-grid,
.content-grid,
.footer-grid {
    display: grid;
    gap: 24px;
}

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

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

.glass-card,
.side-box,
.service-block,
.process-card,
.advantage-box {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 30px;
    padding: 34px;
    backdrop-filter: blur(16px);
}

.glass-card:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.07);
}

.card-icon {
    width: 52px;
    height: 52px;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--primary), var(--cyan));
    margin-bottom: 24px;
}

.glass-card h3,
.service-block h2,
.process-card h3,
.advantage-box h3,
.side-box h3 {
    font-size: 28px;
    line-height: 1.2;
    margin-bottom: 14px;
}

.glass-card p,
.service-block p,
.process-card p,
.advantage-box p,
.side-box p,
.contact-text p,
.footer-text {
    color: var(--text-soft);
    font-size: 16px;
}

.text-link {
    display: inline-block;
    margin-top: 18px;
    color: #8fd0ff;
    font-weight: 700;
}

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

.process-card {
    background: #0a1322;
}

.process-number {
    display: inline-block;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.25em;
    color: #8fe4ff;
    margin-bottom: 18px;
}

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

.content-grid {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: start;
}

.content-main {
    display: grid;
    gap: 24px;
}

.content-side {
    display: grid;
    gap: 24px;
}

.check-list {
    display: grid;
    gap: 12px;
    margin-top: 18px;
}

.check-list li {
    position: relative;
    padding-left: 28px;
    color: var(--text-soft);
}

.check-list li::before {
    content: "";
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--cyan);
    position: absolute;
    left: 0;
    top: 9px;
}

.cta-box {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 24px;
    align-items: center;
    background: linear-gradient(135deg, #0d1930, #07111f);
    border: 1px solid var(--border);
    border-radius: 36px;
    padding: 42px;
    box-shadow: var(--shadow);
}

.cta-box h2 {
    font-size: 42px;
    line-height: 1.08;
    margin: 14px 0 18px;
}

.cta-box p {
    color: var(--text-soft);
}

.cta-actions {
    display: flex;
    justify-content: flex-end;
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 0.95fr;
    gap: 28px;
    background: linear-gradient(135deg, #0d1930, #07111f);
    border: 1px solid var(--border);
    border-radius: 36px;
    padding: 42px;
    box-shadow: var(--shadow);
}

.single-contact-page {
    align-items: start;
}

.contact-text h2 {
    font-size: 50px;
    line-height: 1.08;
    letter-spacing: -0.03em;
    margin: 14px 0 20px;
}

.contact-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 28px;
    padding: 28px;
    backdrop-filter: blur(14px);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    background: #0a1322;
    border: 1px solid var(--border);
    border-radius: 18px;
    color: #fff;
    padding: 16px 18px;
    font-size: 15px;
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255,255,255,0.35);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: rgba(70, 207, 255, 0.45);
    box-shadow: 0 0 0 3px rgba(70, 207, 255, 0.08);
}

.message {
    border-radius: 18px;
    padding: 14px 16px;
    margin-bottom: 18px;
    font-size: 15px;
}

.message.success {
    background: rgba(31, 184, 92, 0.15);
    border: 1px solid rgba(31, 184, 92, 0.35);
    color: #baf7cf;
}

.message.error {
    background: rgba(255, 80, 80, 0.14);
    border: 1px solid rgba(255, 80, 80, 0.35);
    color: #ffd3d3;
}

/* Footer */
.site-footer {
    border-top: 1px solid var(--border);
    margin-top: 80px;
    padding: 40px 0 24px;
    background: rgba(255,255,255,0.02);
}

.footer-grid {
    grid-template-columns: 1.2fr 0.8fr 0.8fr;
    margin-bottom: 26px;
}

.footer-brand {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 12px;
}

.footer-links-list {
    display: grid;
    gap: 10px;
}

.footer-links-list a,
.footer-bottom a {
    color: var(--text-soft);
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 18px;
    display: flex;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
    color: var(--text-muted);
    font-size: 14px;
}

.footer-bottom-links {
    display: flex;
    gap: 16px;
}

/* Responsive */
@media (max-width: 1200px) {
    .hero h1,
    .page-hero h1 {
        font-size: 52px;
    }

    .section-head h2,
    .contact-text h2,
    .cta-box h2 {
        font-size: 42px;
    }

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

@media (max-width: 980px) {
    .mobile-toggle {
        display: inline-flex;
    }

    .main-nav {
        position: absolute;
        top: 88px;
        left: 20px;
        right: 20px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 18px;
        border-radius: 24px;
        border: 1px solid var(--border);
        background: rgba(7, 17, 31, 0.98);
        box-shadow: var(--shadow);
    }

    .main-nav.open {
        display: flex;
    }

    .hero-grid,
    .contact-grid,
    .cards-2,
    .cards-3,
    .process-grid,
    .hero-stats,
    .content-grid,
    .cta-box,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .hero h1,
    .page-hero h1 {
        font-size: 42px;
    }

    .hero-panel h2,
    .section-head h2,
    .contact-text h2,
    .cta-box h2 {
        font-size: 34px;
    }

    .header-inner {
        min-height: 78px;
    }

    .brand-title {
        font-size: 24px;
    }

    .brand-subtitle {
        font-size: 10px;
        letter-spacing: 0.18em;
    }

    .contact-grid,
    .cta-box {
        padding: 28px;
    }

    .cta-actions {
        justify-content: flex-start;
    }
}

@media (max-width: 640px) {
    .container {
        width: min(var(--container), calc(100% - 24px));
    }

    .hero,
    .page-hero {
        padding-top: 56px;
    }

    .hero h1,
    .page-hero h1 {
        font-size: 34px;
    }

    .hero-text,
    .page-hero p,
    .section-head p,
    .contact-text p {
        font-size: 16px;
    }

    .btn {
        width: 100%;
    }

    .hero-actions {
        flex-direction: column;
    }

    .section {
        padding: 70px 0;
    }

    .glass-card,
    .process-card,
    .advantage-box,
    .contact-card,
    .hero-panel-inner,
    .service-block,
    .side-box {
        padding: 24px;
    }

    .section-head h2,
    .contact-text h2,
    .cta-box h2 {
        font-size: 28px;
    }

    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
    }
}