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

:root {
    --color-primary: #2563eb;
    --color-primary-light: #60a5fa;
    --color-secondary: #0ea5e9;
    --color-accent: #fbbf24;
    --color-dark: #0f172a;
    --color-muted: #64748b;
    --color-surface: rgba(255, 255, 255, 0.85);
    --color-surface-strong: #f8fafc;
    --color-border: rgba(148, 163, 184, 0.35);
    --color-background: linear-gradient(180deg, #f1f5f9 0%, #e2e8f0 100%);

    --space-2xs: 0.25rem;
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 8rem;

    --radius-sm: 0.75rem;
    --radius-md: 1.25rem;
    --radius-lg: 2rem;

    --shadow-soft: 0 20px 40px rgba(15, 23, 42, 0.08);
    --shadow-medium: 0 24px 60px rgba(37, 99, 235, 0.15);
    --shadow-strong: 0 30px 80px rgba(15, 23, 42, 0.2);

    --font-heading: 'Manrope', system-ui, sans-serif;
    --font-body: 'Inter', system-ui, sans-serif;

    --text-xs: clamp(0.75rem, 0.7rem + 0.1vw, 0.85rem);
    --text-sm: clamp(0.9rem, 0.85rem + 0.2vw, 1rem);
    --text-md: clamp(1rem, 0.95rem + 0.3vw, 1.125rem);
    --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.375rem);
    --text-xl: clamp(1.5rem, 1.25rem + 1.2vw, 2rem);
    --text-2xl: clamp(2rem, 1.75rem + 1.5vw, 2.75rem);
    --text-3xl: clamp(2.75rem, 2.25rem + 2vw, 3.5rem);

    --transition-base: all 0.35s ease;
    --header-height: 76px;
}

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

html {
    scroll-behavior: smooth;
    background: var(--color-background);
}

body {
    font-family: var(--font-body);
    color: var(--color-dark);
    line-height: 1.65;
    background: transparent;
    min-height: 100%;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    display: block;
    border-radius: var(--radius-sm);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

ul {
    list-style: none;
}

button {
    font-family: inherit;
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
}

.container {
    width: 100%;
    max-width: 1200px;
    padding: 0 var(--space-sm);
    margin: 0 auto;
}

main {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.section {
    padding: var(--space-xl) 0;
    position: relative;
}

.section.light {
    background: rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(24px);
}

.section:not(.page-hero) + .section:not(.page-hero) {
    padding-top: var(--space-lg);
}

.section-header {
    max-width: 720px;
    margin: 0 auto var(--space-lg);
    text-align: center;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    letter-spacing: -0.02em;
    margin-bottom: var(--space-sm);
}

.section-header p {
    color: var(--color-muted);
    font-size: var(--text-md);
}

.highlight {
    color: var(--color-secondary);
    font-weight: 600;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(248, 250, 252, 0.95);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(148, 163, 184, 0.2);
    box-shadow: 0 6px 20px rgba(15, 23, 42, 0.08);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--header-height);
}

.brand {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-weight: 700;
    font-size: var(--text-lg);
    font-family: var(--font-heading);
    color: var(--color-dark);
    letter-spacing: -0.01em;
}

.brand span {
    padding: var(--space-2xs) var(--space-xs);
    border-radius: 999px;
    background: linear-gradient(120deg, rgba(37, 99, 235, 0.18), rgba(14, 165, 233, 0.18));
    color: var(--color-primary);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.nav-menu a {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-muted);
    padding: var(--space-2xs) var(--space-xs);
    border-radius: var(--radius-sm);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--color-primary);
    background: rgba(37, 99, 235, 0.12);
}

.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    background: rgba(148, 163, 184, 0.12);
    border-radius: 12px;
    align-items: center;
    justify-content: center;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
    display: block;
    background: var(--color-dark);
    height: 2px;
    width: 20px;
    border-radius: 999px;
    transition: var(--transition-base);
    position: relative;
}

.nav-toggle span::before,
.nav-toggle span::after {
    content: '';
    position: absolute;
    left: 0;
}

.nav-toggle span::before {
    top: -6px;
}

.nav-toggle span::after {
    top: 6px;
}

.nav-toggle.active span {
    background: transparent;
}

.nav-toggle.active span::before {
    transform: translateY(6px) rotate(45deg);
}

.nav-toggle.active span::after {
    transform: translateY(-6px) rotate(-45deg);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2xs);
    padding: 0.85rem 1.75rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: var(--text-sm);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: #fff;
    box-shadow: var(--shadow-medium);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-strong);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid rgba(37, 99, 235, 0.35);
    box-shadow: none;
}

.btn-outline:hover {
    color: #fff;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    box-shadow: var(--shadow-medium);
}

.btn-light {
    background: rgba(255, 255, 255, 0.8);
    color: var(--color-primary);
    box-shadow: none;
}

.btn-light:hover {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-soft);
}

/* Hero */
.page-hero {
    padding: var(--space-2xl) 0 var(--space-xl);
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top right, rgba(37, 99, 235, 0.18), transparent 45%), radial-gradient(circle at bottom left, rgba(14, 165, 233, 0.14), transparent 50%);
    z-index: 0;
}

.page-hero.homepage-hero {
    min-height: calc(100vh - var(--header-height));
    display: flex;
    align-items: center;
    background: radial-gradient(circle at 20% 20%, rgba(37, 99, 235, 0.18), transparent 35%), radial-gradient(circle at 80% 10%, rgba(14, 165, 233, 0.16), transparent 40%), linear-gradient(180deg, rgba(248, 250, 252, 0.95) 0%, rgba(226, 232, 240, 0.75) 100%);
}

.hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    gap: var(--space-lg);
    align-items: center;
}

.hero-content {
    display: grid;
    gap: var(--space-md);
}

.hero-content h1 {
    font-size: var(--text-3xl);
    font-family: var(--font-heading);
    letter-spacing: -0.03em;
    line-height: 1.15;
}

.hero-content p {
    font-size: var(--text-lg);
    color: rgba(15, 23, 42, 0.78);
    max-width: 580px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.hero-meta {
    display: flex;
    gap: var(--space-lg);
    flex-wrap: wrap;
    color: var(--color-muted);
    font-size: var(--text-sm);
}

.hero-media {
    position: relative;
}

.hero-card {
    position: relative;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.85);
    box-shadow: var(--shadow-medium);
    display: grid;
    gap: var(--space-md);
    backdrop-filter: blur(18px);
}

.hero-card::after {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    border: 1px solid rgba(37, 99, 235, 0.2);
    pointer-events: none;
}

/* Grid systems */
.grid {
    display: grid;
    gap: var(--space-lg);
}

.grid.featured-grid {
    margin-top: var(--space-xl);
    gap: var(--space-lg);
}

.grid.featured-grid .card {
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow-soft);
    position: relative;
    overflow: hidden;
}

.grid.featured-grid .card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(37, 99, 235, 0.05), transparent);
    pointer-events: none;
}

.grid.split {
    gap: var(--space-xl);
}

.grid.split > * {
    display: grid;
    gap: var(--space-md);
}

.card {
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    background: rgba(248, 250, 252, 0.8);
    backdrop-filter: blur(14px);
    border: 1px solid rgba(148, 163, 184, 0.18);
    box-shadow: var(--shadow-soft);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-medium);
}

.card h3 {
    font-size: var(--text-xl);
    font-family: var(--font-heading);
    margin-bottom: var(--space-xs);
}

.card p {
    color: var(--color-muted);
    font-size: var(--text-md);
}

/* Lists */
.list {
    display: grid;
    gap: var(--space-sm);
}

.list li {
    display: flex;
    gap: var(--space-sm);
    align-items: flex-start;
    font-size: var(--text-md);
    color: var(--color-muted);
}

.list li::before {
    content: '';
    width: 12px;
    height: 12px;
    margin-top: 0.4rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.16);
}

/* Tables */
.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid rgba(148, 163, 184, 0.25);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(14px);
    box-shadow: var(--shadow-soft);
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 640px;
}

thead {
    background: rgba(37, 99, 235, 0.08);
}

th,
td {
    padding: var(--space-sm);
    text-align: left;
    font-size: var(--text-sm);
    border-bottom: 1px solid rgba(148, 163, 184, 0.18);
}

th {
    font-weight: 600;
    color: var(--color-dark);
}

/* Testimonials */
.testimonial-grid {
    display: grid;
    gap: var(--space-lg);
}

.testimonial {
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(18px);
    border: 1px solid rgba(148, 163, 184, 0.2);
    display: grid;
    gap: var(--space-sm);
}

.testimonial p {
    font-size: var(--text-md);
    color: var(--color-muted);
}

.testimonial .author {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 600;
    color: var(--color-dark);
}

/* Insights cards */
.insights-grid {
    display: grid;
    gap: var(--space-lg);
}

.insight-card {
    display: grid;
    gap: var(--space-sm);
}

.insight-card img {
    border-radius: var(--radius-md);
    height: 220px;
    width: 100%;
    object-fit: cover;
}

.insight-card h3 {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
}

/* Forms */
.form-card {
    background: rgba(255, 255, 255, 0.92);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(148, 163, 184, 0.2);
    backdrop-filter: blur(16px);
    display: grid;
    gap: var(--space-md);
}

.form-group {
    display: grid;
    gap: var(--space-xs);
}

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

input,
textarea,
select {
    width: 100%;
    padding: 0.95rem 1.1rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(148, 163, 184, 0.35);
    font-size: var(--text-md);
    background: rgba(255, 255, 255, 0.85);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: rgba(37, 99, 235, 0.6);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
}

textarea {
    min-height: 160px;
}

/* Footer */
.site-footer {
    background: radial-gradient(circle at top, rgba(148, 163, 184, 0.12), transparent 40%), #0f172a;
    color: #e2e8f0;
    padding: var(--space-xl) 0 var(--space-lg);
    position: relative;
    overflow: hidden;
}

.site-footer::before {
    content: '';
    position: absolute;
    inset: -40% -20% auto -20%;
    height: 120%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.18), transparent 60%);
    z-index: 0;
}

.footer-content {
    position: relative;
    z-index: 1;
    display: grid;
    gap: var(--space-lg);
}

.footer-top {
    display: grid;
    gap: var(--space-lg);
}

.footer-columns {
    display: grid;
    gap: var(--space-lg);
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 700;
    letter-spacing: -0.01em;
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
}

.footer-logo span {
    background: linear-gradient(135deg, rgba(96, 165, 250, 0.25), rgba(14, 165, 233, 0.25));
    padding: var(--space-2xs) var(--space-xs);
    border-radius: 999px;
    color: #fff;
}

.footer-text {
    max-width: 420px;
    color: rgba(226, 232, 240, 0.75);
    font-size: var(--text-sm);
}

.footer-links {
    display: grid;
    gap: var(--space-xs);
    font-size: var(--text-sm);
}

.footer-links h4 {
    margin-bottom: var(--space-xs);
    font-size: var(--text-md);
    color: #f8fafc;
}

.footer-links a {
    color: rgba(226, 232, 240, 0.75);
}

.footer-links a:hover {
    color: #60a5fa;
}

.footer-contacts {
    display: grid;
    gap: var(--space-xs);
}

.footer-contacts a {
    color: rgba(226, 232, 240, 0.85);
    font-weight: 600;
}

.footer-contacts a:hover {
    color: #60a5fa;
}

.footer-bottom {
    border-top: 1px solid rgba(148, 163, 184, 0.2);
    padding-top: var(--space-sm);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--space-sm);
    color: rgba(148, 163, 184, 0.8);
    font-size: var(--text-xs);
}

/* Cookie banner */
.cookie-banner {
    position: fixed;
    bottom: var(--space-sm);
    right: var(--space-sm);
    max-width: 360px;
    background: rgba(15, 23, 42, 0.9);
    color: #f8fafc;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-strong);
    display: none;
    flex-direction: column;
    gap: var(--space-sm);
    z-index: 1200;
}

.cookie-banner p {
    font-size: var(--text-sm);
    color: rgba(226, 232, 240, 0.85);
}

.cookie-actions {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
}

.cookie-actions button {
    flex: 1;
    min-width: 120px;
    padding: 0.65rem 1rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: var(--text-sm);
}

.cookie-accept {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: #fff;
}

.cookie-decline {
    background: rgba(148, 163, 184, 0.2);
    color: #f8fafc;
}

/* FAQ */
.accordion {
    display: grid;
    gap: var(--space-sm);
}

.accordion-item {
    background: rgba(255, 255, 255, 0.92);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    border: 1px solid rgba(148, 163, 184, 0.2);
    box-shadow: var(--shadow-soft);
}

.accordion-item h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--space-xs);
}

.accordion-item p {
    color: var(--color-muted);
    font-size: var(--text-md);
}

/* Timeline */
.timeline {
    display: grid;
    gap: var(--space-lg);
}

.timeline-step {
    display: grid;
    gap: var(--space-xs);
    padding-left: var(--space-lg);
    position: relative;
}

.timeline-step::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    box-shadow: 0 0 0 6px rgba(37, 99, 235, 0.18);
}

.timeline-step::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 30px;
    bottom: -var(--space-lg);
    width: 2px;
    background: linear-gradient(180deg, rgba(37, 99, 235, 0.25), transparent);
}

.timeline-step:last-child::after {
    display: none;
}

.timeline-step h4 {
    font-size: var(--text-lg);
    font-family: var(--font-heading);
}

.timeline-step p {
    color: var(--color-muted);
}

/* Media blocks */
.media-block {
    display: grid;
    gap: var(--space-md);
    align-items: center;
}

.media-block img {
    width: 100%;
    height: 100%;
    max-height: 360px;
    object-fit: cover;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-soft);
}

/* Utility */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2xs);
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: var(--text-xs);
    letter-spacing: 0.04em;
    background: rgba(37, 99, 235, 0.15);
    color: var(--color-primary);
}

.emphasis {
    font-weight: 600;
    color: var(--color-dark);
}

.stats {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-lg);
}

.stat {
    display: grid;
    gap: var(--space-xs);
}

.stat span {
    font-size: var(--text-2xl);
    font-family: var(--font-heading);
    color: var(--color-primary);
}

.stat p {
    font-size: var(--text-sm);
    color: var(--color-muted);
}

/* Responsive layouts */
@media (min-width: 640px) {
    .grid.featured-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

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

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

@media (min-width: 900px) {
    .hero-inner {
        grid-template-columns: 1.1fr 0.9fr;
        gap: var(--space-2xl);
    }

    .hero-meta {
        gap: var(--space-xl);
    }
}

@media (min-width: 1024px) {
    .nav-toggle {
        display: none;
    }

    .nav-menu {
        position: static;
        flex-direction: row;
        background: transparent;
        padding: 0;
    }

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

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

@media (max-width: 1023px) {
    .nav-toggle {
        display: inline-flex;
    }

    .nav-menu {
        position: fixed;
        inset: var(--header-height) var(--space-sm) auto var(--space-sm);
        background: rgba(15, 23, 42, 0.92);
        padding: var(--space-lg);
        border-radius: var(--radius-md);
        flex-direction: column;
        gap: var(--space-sm);
        transform: translateY(-20px);
        opacity: 0;
        pointer-events: none;
        transition: var(--transition-base);
        color: #f8fafc;
        box-shadow: var(--shadow-strong);
    }

    .nav-menu a {
        color: rgba(226, 232, 240, 0.85);
        font-size: var(--text-md);
    }

    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .hero-actions {
        gap: var(--space-xs);
    }
}

@media (max-width: 768px) {
    .page-hero {
        padding: var(--space-xl) 0;
    }

    .section {
        padding: var(--space-lg) 0;
    }

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

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

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

    .cookie-banner {
        left: var(--space-sm);
        right: var(--space-sm);
    }
}

@media (max-width: 480px) {
    .cookie-actions {
        flex-direction: column;
    }

    .hero-content h1 {
        font-size: clamp(2.1rem, 1.9rem + 1vw, 2.6rem);
    }
}