@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --color-primary: #1E3A8A;
    --color-secondary: #3B82F6;
    --color-accent: #60A5FA;
    --color-dark: #1F2937;
    --color-muted: #4B5563;
    --color-light: #F8FAFC;
    --color-neutral: #E5E7EB;
    --color-white: #FFFFFF;

    --space-xxs: 0.25rem;
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-xxl: 6rem;

    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;

    --shadow-soft: 0 20px 40px rgba(30, 58, 138, 0.12);
    --shadow-glass: 0 10px 30px rgba(59, 130, 246, 0.15);

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

    --transition-base: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    margin: 0;
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--color-dark);
    background: radial-gradient(circle at top left, rgba(96, 165, 250, 0.08), transparent 40%),
                radial-gradient(circle at bottom right, rgba(30, 58, 138, 0.08), transparent 35%),
                var(--color-light);
    display: flex;
    min-height: 100vh;
    flex-direction: column;
    overflow-x: hidden;
}

img {
    display: block;
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    object-fit: cover;
}

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

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

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

main {
    flex: 1 0 auto;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(248, 250, 252, 0.92);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(59, 130, 246, 0.08);
    box-shadow: 0 8px 24px rgba(30, 58, 138, 0.08);
}

.nav-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm) 0;
}

.logo {
    font-weight: 700;
    font-size: clamp(1.25rem, 1.5vw, 1.5rem);
    letter-spacing: 0.04em;
    color: var(--color-primary);
    text-transform: uppercase;
}

.nav-toggle {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid rgba(59, 130, 246, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    box-shadow: var(--shadow-soft);
}

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

.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.is-active span {
    background: transparent;
}

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

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

.nav-menu {
    position: fixed;
    inset: 0;
    background: rgba(30, 58, 138, 0.95);
    backdrop-filter: blur(18px);
    padding: var(--space-xl) var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    transform: translateY(-100%);
    transition: var(--transition-base);
}

.nav-menu.is-open {
    transform: translateY(0);
}

.nav-menu li a {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-light);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
}

.nav-menu li a.is-active,
.nav-menu li a:hover {
    background: rgba(96, 165, 250, 0.35);
    color: var(--color-white);
    box-shadow: 0 10px 24px rgba(59, 130, 246, 0.35);
}

/* Hero Sections */
.page-hero {
    padding: clamp(var(--space-xl), 6vw, var(--space-xxl)) 0;
    position: relative;
    overflow: hidden;
}

.page-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top right, rgba(96, 165, 250, 0.25), transparent 45%);
    opacity: 0.35;
}

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

.page-hero.homepage-hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.95), rgba(59, 130, 246, 0.88));
    color: var(--color-white);
}

.page-hero.homepage-hero::after {
    background: radial-gradient(circle at bottom left, rgba(96, 165, 250, 0.4), transparent 45%);
    opacity: 0.5;
}

.page-hero.inner-hero {
    background: linear-gradient(135deg, rgba(248, 250, 252, 0.95), rgba(224, 231, 255, 0.9));
}

.page-hero.inner-hero.services-hero {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.12), rgba(30, 58, 138, 0.1));
}

.page-hero.inner-hero.approach-hero {
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.1), rgba(96, 165, 250, 0.12));
}

.page-hero.inner-hero.team-hero {
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.08), rgba(59, 130, 246, 0.18));
}

.page-hero.inner-hero.insights-hero {
    background: linear-gradient(135deg, rgba(2, 132, 199, 0.1), rgba(125, 211, 252, 0.12));
}

.page-hero.inner-hero.contact-hero {
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.12), rgba(37, 99, 235, 0.1));
}

.page-hero.inner-hero.faq-hero {
    background: linear-gradient(135deg, rgba(76, 106, 255, 0.12), rgba(165, 180, 252, 0.1));
}

.page-hero.inner-hero.terms-hero,
.page-hero.inner-hero.privacy-hero,
.page-hero.inner-hero.cookies-hero {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.12), rgba(148, 163, 184, 0.16));
}

.page-hero.inner-hero.thanks-hero {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.15), rgba(59, 130, 246, 0.18));
}

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

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xxs) var(--space-sm);
    border-radius: 999px;
    background: rgba(248, 250, 252, 0.18);
    color: var(--color-white);
    font-size: 0.875rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero-title {
    font-size: clamp(2.5rem, 4vw, 3.75rem);
    line-height: 1.1;
    font-weight: 600;
    letter-spacing: -0.02em;
}

.hero-description {
    max-width: 640px;
    font-size: clamp(1.05rem, 1.3vw, 1.2rem);
    color: rgba(248, 250, 252, 0.9);
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-lg);
    font-weight: 600;
    letter-spacing: 0.01em;
    transition: var(--transition-base);
    min-height: 48px;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-secondary), var(--color-primary));
    color: var(--color-white);
    box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(30, 58, 138, 0.25);
}

.btn-secondary {
    background: rgba(248, 250, 252, 0.2);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(248, 250, 252, 0.35);
    color: var(--color-white);
}

/* Sections */
.section {
    padding: clamp(var(--space-xl), 6vw, var(--space-xxl)) 0;
}

.section-title-wrap {
    display: grid;
    gap: var(--space-xs);
    margin-bottom: var(--space-lg);
}

.section-title {
    font-size: clamp(2rem, 2.8vw, 2.6rem);
    letter-spacing: -0.01em;
    font-weight: 600;
}

.section-subtitle {
    max-width: 640px;
    color: var(--color-muted);
    font-size: 1.05rem;
}

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

.grid.featured-grid {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.grid.two-column {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid.three-column {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid.metrics-grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

/* Cards */
.card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-soft);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(160deg, rgba(59, 130, 246, 0.08), transparent 55%);
    opacity: 0;
    transition: var(--transition-base);
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 50px rgba(30, 58, 138, 0.12);
}

.card:hover::after {
    opacity: 1;
}

.card h3 {
    font-size: 1.35rem;
    margin-bottom: var(--space-sm);
    color: var(--color-primary);
}

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

/* Glass Cards */
.glass-card {
    background: rgba(255, 255, 255, 0.75);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow-glass);
    border: 1px solid rgba(148, 163, 184, 0.2);
}

/* Metrics */
.metric-card {
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.9);
    box-shadow: var(--shadow-soft);
    text-align: center;
}

.metric-value {
    font-size: clamp(2rem, 3vw, 2.5rem);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

.metric-label {
    color: var(--color-muted);
}

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

.check-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
}

.check-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(59, 130, 246, 0.12);
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

/* Testimonials / Quotes */
.quote-card {
    display: grid;
    gap: var(--space-sm);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    background: linear-gradient(145deg, rgba(30, 58, 138, 0.95), rgba(59, 130, 246, 0.75));
    color: var(--color-white);
    box-shadow: var(--shadow-soft);
}

.quote-text {
    font-size: 1.2rem;
    font-weight: 500;
    line-height: 1.5;
}

/* Timeline */
.timeline {
    border-left: 2px solid rgba(59, 130, 246, 0.2);
    display: grid;
    gap: var(--space-lg);
    padding-left: var(--space-lg);
}

.timeline-step {
    position: relative;
    padding-left: var(--space-sm);
}

.timeline-step::before {
    content: '';
    position: absolute;
    left: - var(--space-lg);
    top: 0.3rem;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-secondary), var(--color-primary));
    box-shadow: 0 0 0 6px rgba(59, 130, 246, 0.12);
}

/* Team */
.team-card img {
    border-radius: var(--radius-md);
    width: 100%;
    height: 220px;
}

.team-card .role {
    color: var(--color-muted);
    font-weight: 500;
    margin-bottom: var(--space-xs);
}

.team-card ul {
    margin-top: var(--space-sm);
    color: var(--color-muted);
}

/* Insights */
.insight-card img {
    height: 200px;
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xxs);
    padding: var(--space-xxs) var(--space-xs);
    border-radius: 999px;
    background: rgba(59, 130, 246, 0.12);
    color: var(--color-primary);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

/* Tables */
.responsive-table {
    width: 100%;
    border-collapse: collapse;
    overflow: hidden;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    background: var(--color-white);
}

.responsive-table th,
.responsive-table td {
    padding: var(--space-sm);
    text-align: left;
    border-bottom: 1px solid var(--color-neutral);
    color: var(--color-muted);
    font-size: 0.95rem;
}

.responsive-table th {
    background: rgba(30, 58, 138, 0.08);
    color: var(--color-primary);
    font-weight: 600;
}

/* Forms */
.form-grid {
    display: grid;
    gap: var(--space-md);
}

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

.input-group label {
    font-weight: 500;
    color: var(--color-dark);
}

.input-control {
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    border: 1px solid rgba(148, 163, 184, 0.6);
    background: rgba(255, 255, 255, 0.85);
    transition: var(--transition-base);
    font-size: 1rem;
    min-height: 52px;
}

textarea.input-control {
    min-height: 140px;
    resize: vertical;
}

.input-control:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15);
}

/* Contact Info */
.contact-details {
    display: grid;
    gap: var(--space-sm);
    background: rgba(30, 58, 138, 0.06);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
}

.contact-details .detail-heading {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--color-primary);
}

.contact-links a {
    color: var(--color-primary);
    font-weight: 600;
}

.contact-links a:hover {
    color: var(--color-secondary);
}

/* FAQ */
.faq-list {
    display: grid;
    gap: var(--space-md);
}

.faq-item {
    padding: var(--space-lg);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
}

.faq-item h3 {
    margin-bottom: var(--space-sm);
    color: var(--color-primary);
}

/* Footer */
.site-footer {
    background: var(--color-dark);
    color: rgba(248, 250, 252, 0.9);
    padding: var(--space-xl) 0 var(--space-lg);
    flex-shrink: 0;
}

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

.footer-brand h2 {
    font-size: 1.5rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: var(--space-xs);
}

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

.footer-links a {
    color: rgba(248, 250, 252, 0.75);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--color-white);
}

.footer-meta {
    margin-top: var(--space-md);
    font-size: 0.85rem;
    color: rgba(248, 250, 252, 0.6);
}

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

.footer-contacts a {
    color: rgba(248, 250, 252, 0.85);
    font-weight: 600;
    letter-spacing: 0.03em;
}

.footer-contacts a:hover {
    color: var(--color-white);
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: var(--space-sm);
    right: var(--space-sm);
    max-width: 320px;
    background: rgba(15, 23, 42, 0.9);
    color: var(--color-white);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.3);
    display: grid;
    gap: var(--space-sm);
    z-index: 1200;
}

.cookie-banner.is-hidden {
    display: none;
}

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

.cookie-actions button {
    flex: 1 1 auto;
    min-height: 44px;
    border-radius: var(--radius-md);
    background: rgba(59, 130, 246, 0.2);
    color: var(--color-white);
    font-weight: 600;
    border: 1px solid rgba(96, 165, 250, 0.6);
}

.cookie-actions button:hover {
    background: rgba(59, 130, 246, 0.35);
}

/* Utility */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xxs);
    background: rgba(96, 165, 250, 0.16);
    padding: var(--space-xxs) var(--space-xs);
    border-radius: 999px;
    color: var(--color-primary);
    font-size: 0.85rem;
    font-weight: 600;
}

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

.divider {
    height: 1px;
    background: rgba(148, 163, 184, 0.3);
    margin: var(--space-lg) 0;
}

/* Media Queries */
@media (min-width: 768px) {
    .nav-toggle {
        display: none;
    }

    .nav-menu {
        position: static;
        transform: none;
        background: transparent;
        flex-direction: row;
        padding: 0;
        gap: var(--space-md);
        align-items: center;
    }

    .nav-menu li a {
        color: var(--color-primary);
        font-size: 0.95rem;
        padding: var(--space-xxs) var(--space-xs);
    }

    .nav-menu li a.is-active,
    .nav-menu li a:hover {
        background: rgba(59, 130, 246, 0.12);
        color: var(--color-primary);
    }

    .hero-content {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        align-items: center;
    }

    .hero-description {
        color: rgba(248, 250, 252, 0.92);
    }

    .grid.metrics-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

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

    .page-hero.inner-hero::after {
        opacity: 0.25;
    }
}

@media (min-width: 1024px) {
    .nav-menu {
        gap: var(--space-lg);
    }

    .page-hero.homepage-hero::after {
        opacity: 0.6;
    }

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

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

    .timeline {
        padding-left: var(--space-xl);
    }
}

@media (min-width: 1440px) {
    .container {
        max-width: 1280px;
    }

    body {
        font-size: 1.05rem;
    }
}