@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
    --color-primary: #0EA5E9;
    --color-secondary: #111827;
    --color-accent: #22C55E;
    --color-accent-alt: #7C3AED;
    --color-background: #0B1220;
    --color-surface: #0F172A;
    --color-text: #F8FAFC;
    --color-muted: #94A3B8;
    --color-warning: #F59E0B;
    --color-success: #16A34A;
    --color-info: #38BDF8;
    --color-border: rgba(148, 163, 184, 0.2);

    --font-body: 'Inter', sans-serif;
    --font-display: 'Space Grotesk', sans-serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 3.5rem;
    --spacing-xxl: 5rem;

    --radius-sm: 0.75rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;

    --shadow-soft: 0 30px 60px rgba(15, 23, 42, 0.45);
    --shadow-card: 0 20px 40px rgba(14, 165, 233, 0.15);
    --shadow-inner: inset 0 1px 0 rgba(255, 255, 255, 0.05);

    --transition-base: all 0.3s ease;
    --container-width: min(1200px, calc(100% - 3rem));
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-body);
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
}

body.theme-light {
    background-color: #F8FAFC;
    color: #1F2937;
}

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

a:hover,
a:focus {
    text-decoration: underline;
}

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

h1, h2, h3, h4 {
    font-family: var(--font-display);
    margin-top: 0;
    color: var(--color-text);
}

body.theme-light h1,
body.theme-light h2,
body.theme-light h3,
body.theme-light h4 {
    color: #0F172A;
}

p {
    margin-top: 0;
}

.container {
    width: var(--container-width);
    margin: 0 auto;
}

.section {
    padding: var(--spacing-xxl) 0;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 1rem;
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.15), rgba(124, 58, 237, 0.15));
    color: var(--color-info);
    font-weight: 600;
    letter-spacing: 0.04em;
}

.section-header {
    margin-bottom: var(--spacing-lg);
    max-width: 760px;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin-top: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.section--cta {
    background: radial-gradient(circle at top right, rgba(14, 165, 233, 0.2), transparent 45%), var(--color-surface);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.hero {
    padding-top: calc(var(--spacing-xxl) + 3rem);
}

.hero-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--spacing-xl);
    align-items: center;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    line-height: 1.15;
}

.hero-content p {
    color: var(--color-muted);
    font-size: 1.05rem;
}

.hero-focus-list {
    list-style: none;
    padding: 0;
    margin: var(--spacing-md) 0;
    display: grid;
    gap: 0.75rem;
}

.hero-focus-list li {
    background: rgba(15, 23, 42, 0.6);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    border: 1px solid rgba(148, 163, 184, 0.15);
}

body.theme-light .hero-focus-list li {
    background: rgba(255, 255, 255, 0.85);
    border-color: rgba(148, 163, 184, 0.2);
    color: #1F2937;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.hero-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    font-size: 0.95rem;
}

.hero-metrics dt {
    font-weight: 600;
    color: var(--color-info);
}

.hero-figure {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(148, 163, 184, 0.12);
    box-shadow: var(--shadow-soft);
}

.hero-figure figcaption {
    padding: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--color-muted);
    background: rgba(15, 23, 42, 0.75);
}

body.theme-light .hero-figure {
    background: #ffffff;
    border-color: rgba(15, 23, 42, 0.08);
    box-shadow: 0 40px 60px rgba(15, 23, 42, 0.15);
}

body.theme-light .hero-figure figcaption {
    background: rgba(248, 250, 252, 0.9);
    color: #1F2937;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.75rem;
    border-radius: 999px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
    font-family: var(--font-body);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent-alt));
    color: #ffffff;
    box-shadow: 0 20px 40px rgba(14, 165, 233, 0.35);
}

.btn-primary:hover,
.btn-primary:focus {
    transform: translateY(-2px);
    box-shadow: 0 25px 50px rgba(14, 165, 233, 0.45);
}

.btn-secondary {
    background: rgba(14, 165, 233, 0.12);
    color: var(--color-primary);
    border: 1px solid rgba(14, 165, 233, 0.35);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background: rgba(14, 165, 233, 0.2);
}

.feature-grid,
.card-grid,
.tech-grid,
.metrics-grid,
.deliverable-grid,
.steps-grid,
.faq-grid,
.contact-info-grid {
    display: grid;
    gap: var(--spacing-md);
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.feature-card,
.case-card,
.tech-card,
.metric-card,
.deliverable-card,
.step-card,
.service-card,
.info-card,
.faq-item {
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    background: rgba(15, 23, 42, 0.75);
    border: 1px solid rgba(148, 163, 184, 0.12);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow-soft);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

body.theme-light .feature-card,
body.theme-light .case-card,
body.theme-light .tech-card,
body.theme-light .metric-card,
body.theme-light .deliverable-card,
body.theme-light .step-card,
body.theme-light .service-card,
body.theme-light .info-card,
body.theme-light .faq-item {
    background: #ffffff;
    border-color: rgba(15, 23, 42, 0.08);
    box-shadow: 0 25px 45px rgba(15, 23, 42, 0.12);
}

.feature-card:hover,
.case-card:hover,
.tech-card:hover,
.metric-card:hover,
.deliverable-card:hover,
.step-card:hover,
.service-card:hover,
.info-card:hover,
.faq-item:hover {
    transform: translateY(-6px);
    border-color: rgba(14, 165, 233, 0.35);
}

.feature-card ul,
.case-card ul,
.service-card ul,
.module-list {
    padding-left: 1.1rem;
    color: var(--color-muted);
}

.module-list {
    display: grid;
    gap: var(--spacing-md);
}

.module-list h3 {
    margin-bottom: var(--spacing-xs);
}

.split-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--spacing-xl);
    align-items: start;
}

.split-figure {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: rgba(15, 23, 42, 0.65);
    border: 1px solid rgba(148, 163, 184, 0.12);
    box-shadow: var(--shadow-soft);
}

.split-figure figcaption {
    padding: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--color-muted);
    background: rgba(11, 18, 32, 0.75);
}

body.theme-light .split-figure {
    background: #ffffff;
    border-color: rgba(15, 23, 42, 0.08);
    box-shadow: 0 30px 60px rgba(15, 23, 42, 0.1);
}

body.theme-light .split-figure figcaption {
    background: rgba(248, 250, 252, 0.9);
    color: #1F2937;
}

.wide-figure {
    margin-top: var(--spacing-lg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid rgba(148, 163, 184, 0.12);
    box-shadow: var(--shadow-soft);
}

.wide-figure figcaption {
    padding: var(--spacing-sm);
    background: rgba(11, 18, 32, 0.8);
    color: var(--color-muted);
    font-size: 0.9rem;
}

.timeline {
    position: relative;
    padding-left: 2rem;
    border-left: 1px dashed rgba(148, 163, 184, 0.3);
    display: grid;
    gap: var(--spacing-md);
}

.timeline-item {
    position: relative;
    padding-left: 1.5rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -2rem;
    top: 0.2rem;
    width: 0.75rem;
    height: 0.75rem;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    box-shadow: 0 0 0 6px rgba(14, 165, 233, 0.15);
}

.timeline-meta {
    font-weight: 600;
    color: var(--color-info);
    margin-bottom: 0.35rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
    align-items: start;
}

.contact-form {
    display: grid;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid rgba(148, 163, 184, 0.12);
    box-shadow: var(--shadow-soft);
}

body.theme-light .contact-form {
    background: #ffffff;
    border-color: rgba(15, 23, 42, 0.12);
    box-shadow: 0 25px 50px rgba(15, 23, 42, 0.1);
}

.form-row {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

label {
    font-weight: 600;
    color: var(--color-text);
}

body.theme-light label {
    color: #0F172A;
}

input,
textarea {
    border-radius: var(--radius-sm);
    border: 1px solid rgba(148, 163, 184, 0.25);
    background: rgba(15, 23, 42, 0.6);
    color: var(--color-text);
    padding: 0.9rem 1rem;
    font-size: 1rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: rgba(14, 165, 233, 0.6);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.2);
}

body.theme-light input,
body.theme-light textarea {
    background: rgba(255, 255, 255, 0.95);
    color: #0F172A;
}

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

.theme-light .form-disclaimer {
    color: #4B5563;
}

.form-info {
    display: grid;
    gap: var(--spacing-sm);
    color: var(--color-muted);
}

.schedule-list {
    list-style: none;
    padding: 0;
    display: grid;
    gap: var(--spacing-sm);
    color: var(--color-muted);
}

.step-card {
    position: relative;
    padding-top: 3rem;
}

.step-number {
    position: absolute;
    top: -1.5rem;
    left: 1rem;
    width: 3rem;
    height: 3rem;
    border-radius: 999px;
    background: rgba(14, 165, 233, 0.18);
    display: grid;
    place-items: center;
    font-weight: 700;
    color: var(--color-info);
    font-family: var(--font-display);
    font-size: 1.25rem;
}

.summary-grid {
    display: grid;
    gap: var(--spacing-md);
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.summary-card {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    background: rgba(15, 23, 42, 0.75);
    border: 1px solid rgba(148, 163, 184, 0.15);
}

.summary-message {
    background: rgba(15, 23, 42, 0.6);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid rgba(148, 163, 184, 0.15);
    color: var(--color-muted);
}

.cookie-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-md);
    font-size: 0.95rem;
}

.cookie-table th,
.cookie-table td {
    border: 1px solid rgba(148, 163, 184, 0.2);
    padding: var(--spacing-sm);
    text-align: left;
}

.cookie-table th {
    background: rgba(14, 165, 233, 0.12);
    color: var(--color-text);
}

body.theme-light .cookie-table th {
    color: #0F172A;
    background: rgba(14, 165, 233, 0.1);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(11, 18, 32, 0.9);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(148, 163, 184, 0.15);
}

body.theme-light .site-header {
    background: rgba(255, 255, 255, 0.95);
    border-bottom-color: rgba(15, 23, 42, 0.08);
}

.header-inner {
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    align-items: center;
    gap: var(--spacing-md);
    min-height: 80px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--color-text);
}

.brand-text {
    font-size: 1.1rem;
}

.site-logo {
    max-width: 50px;
    height: auto;
}

.main-navigation {
    justify-self: center;
}

.nav-list {
    list-style: none;
    display: flex;
    gap: var(--spacing-md);
    padding: 0;
    margin: 0;
}

.nav-list a {
    padding: 0.5rem 0;
    color: var(--color-muted);
    font-weight: 500;
    position: relative;
}

.nav-list a.is-active,
.nav-list a:hover,
.nav-list a:focus {
    color: var(--color-text);
}

.nav-list a.is-active::after,
.nav-list a:hover::after,
.nav-list a:focus::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -0.5rem;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
}

.theme-toggle {
    background: rgba(148, 163, 184, 0.1);
    color: var(--color-text);
    border-radius: 999px;
    padding: 0.5rem 1rem;
    border: 1px solid rgba(148, 163, 184, 0.2);
    cursor: pointer;
    transition: var(--transition-base);
}

.theme-toggle:hover,
.theme-toggle:focus {
    border-color: rgba(14, 165, 233, 0.4);
}

body.theme-light .theme-toggle {
    color: #0F172A;
    background: rgba(15, 23, 42, 0.05);
    border-color: rgba(15, 23, 42, 0.1);
}

.nav-toggle {
    display: none;
}

.burger {
    display: none;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid rgba(148, 163, 184, 0.2);
    background: rgba(148, 163, 184, 0.08);
    justify-content: center;
    align-items: center;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.burger span {
    width: 20px;
    height: 2px;
    background: var(--color-text);
    display: block;
}

body.theme-light .burger {
    background: rgba(15, 23, 42, 0.05);
    border-color: rgba(15, 23, 42, 0.1);
}

body.theme-light .burger span {
    background: #0F172A;
}

.mobile-nav-screen {
    position: fixed;
    inset: 0;
    background: rgba(11, 18, 32, 0.95);
    backdrop-filter: blur(14px);
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    z-index: 100;
}

.mobile-nav-content {
    width: min(480px, 100%);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    background: rgba(15, 23, 42, 0.95);
    border: 1px solid rgba(148, 163, 184, 0.2);
    box-shadow: var(--shadow-soft);
    display: grid;
    gap: var(--spacing-md);
}

.mobile-nav-content nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: var(--spacing-sm);
    text-align: center;
}

.mobile-nav-content nav a {
    font-size: 1.35rem;
    color: var(--color-text);
}

.close-menu {
    justify-self: end;
    font-size: 2rem;
    color: var(--color-text);
    cursor: pointer;
}

body.theme-light .mobile-nav-screen {
    background: rgba(248, 250, 252, 0.96);
}

body.theme-light .mobile-nav-content {
    background: #ffffff;
    border-color: rgba(15, 23, 42, 0.08);
}

.site-footer {
    background: rgba(9, 14, 26, 0.95);
    border-top: 1px solid rgba(148, 163, 184, 0.2);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

body.theme-light .site-footer {
    background: #0F172A;
    color: #E2E8F0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-xl);
}

.footer-brand p {
    color: var(--color-muted);
}

.footer-menu ul,
.footer-legal ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.65rem;
}

.footer-menu a,
.footer-legal a {
    color: var(--color-muted);
}

.footer-menu a:hover,
.footer-legal a:hover,
.footer-menu a:focus,
.footer-legal a:focus {
    color: var(--color-text);
}

.footer-logo {
    max-width: 100px;
    margin-bottom: var(--spacing-sm);
}

.footer-bottom {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(148, 163, 184, 0.12);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    color: var(--color-muted);
    font-size: 0.9rem;
}

.cookie-banner {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    max-width: 420px;
    width: calc(100% - 3rem);
    z-index: 120;
    background: rgba(15, 23, 42, 0.95);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-soft);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition-base);
}

.cookie-banner.cookie-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.cookie-banner.cookie-hidden {
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.cookie-banner__inner {
    display: grid;
    gap: var(--spacing-sm);
    color: var(--color-muted);
}

.cookie-banner__actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.cookie-link {
    color: var(--color-info);
    font-weight: 600;
}

body.theme-light .cookie-banner {
    background: rgba(255, 255, 255, 0.98);
    border-color: rgba(15, 23, 42, 0.1);
    color: #1F2937;
}

.legal-content {
    display: grid;
    gap: var(--spacing-lg);
    color: var(--color-muted);
    max-width: 900px;
}

.legal-section h2 {
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.legal-section ul {
    padding-left: 1.2rem;
}

.legal-section table {
    width: 100%;
}

@media (max-width: 1100px) {
    .header-inner {
        grid-template-columns: auto 1fr auto;
    }

    .main-navigation {
        display: none;
    }

    .burger {
        display: flex;
    }

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

@media (max-width: 992px) {
    .hero-grid,
    .split-grid,
    .roadmap-grid {
        grid-template-columns: 1fr;
    }

    .hero-figure,
    .split-figure,
    .roadmap-figure,
    .wide-figure {
        order: -1;
    }

    .section {
        padding: var(--spacing-xl) 0;
    }

    .hero {
        padding-top: calc(var(--spacing-xl) + 2rem);
    }

    .container {
        width: min(100%, calc(100% - 2rem));
    }

    .cookie-banner {
        right: 1rem;
        left: 1rem;
        width: calc(100% - 2rem);
    }
}

@media (max-width: 768px) {
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

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

    .timeline {
        padding-left: 1.2rem;
    }

    .timeline-item {
        padding-left: 1rem;
    }

    .timeline-item::before {
        left: -1.6rem;
    }

    .footer-bottom {
        text-align: center;
    }
}

@media (max-width: 576px) {
    .hero-metrics {
        grid-template-columns: 1fr;
    }

    .hero {
        padding-top: calc(var(--spacing-lg) + 2rem);
    }

    .brand-text {
        display: none;
    }

    .cookie-banner {
        bottom: 1rem;
        width: calc(100% - 2rem);
    }
}