:root {
    --color-primary: #1e40af;
    --color-secondary: #3b82f6;
    --color-tertiary: #60a5fa;
    --color-dark: #1f2937;
    --color-muted: #4b5563;
    --color-light: #f3f4f6;
    --color-white: #ffffff;
    --gradient-primary: linear-gradient(135deg, rgba(30,64,175,0.95), rgba(59,130,246,0.92));
    --gradient-soft: linear-gradient(135deg, rgba(96,165,250,0.15), rgba(30,64,175,0.05));
    --shadow-soft: 0 20px 45px rgba(15,23,42,0.12);
    --shadow-card: 0 18px 36px rgba(15,23,42,0.08);
    --spacing-2xs: 0.5rem;
    --spacing-xs: 0.75rem;
    --spacing-sm: 1.25rem;
    --spacing-md: 2rem;
    --spacing-lg: 3.5rem;
    --spacing-xl: 5rem;
    --spacing-2xl: 7rem;
    --radius-sm: 0.75rem;
    --radius-md: 1.25rem;
    --radius-lg: 1.75rem;
    --transition-base: all 0.3s ease;
    --font-heading: 'Inter', 'Segoe UI', sans-serif;
    --font-body: 'Merriweather', Georgia, serif;
    --font-size-base: 1rem;
    --font-size-sm: clamp(0.9rem, 0.2vw + 0.86rem, 1rem);
    --font-size-md: clamp(1rem, 0.3vw + 0.96rem, 1.1rem);
    --font-size-lg: clamp(1.1rem, 0.6vw + 1rem, 1.35rem);
    --font-size-xl: clamp(1.5rem, 1vw + 1.2rem, 2.4rem);
    --font-size-2xl: clamp(2rem, 2vw + 1.6rem, 3.4rem);
    --line-height-base: 1.7;
    --nav-height: 74px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 100%;
}

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

.site-wrapper {
    flex: 1 0 auto;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

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

.responsive-img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
}

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

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

.section.alt-background {
    background: var(--gradient-soft);
}

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

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

.section-header h2 {
    font-family: var(--font-heading);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

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

/* Header */
.site-header {
    position: sticky;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(18px);
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
    z-index: 1000;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--nav-height);
}

.brand-logo {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-decoration: none;
    color: var(--color-primary);
    padding: var(--spacing-2xs) 0;
    transition: var(--transition-base);
}

.brand-logo:hover,
.brand-logo:focus {
    color: var(--color-secondary);
}

.nav-toggle {
    background: rgba(30, 64, 175, 0.12);
    border: none;
    border-radius: var(--radius-sm);
    color: var(--color-primary);
    font-size: 1.6rem;
    width: 46px;
    height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-base);
}

.nav-toggle:hover,
.nav-toggle:focus {
    background: rgba(59, 130, 246, 0.2);
    color: var(--color-secondary);
}

.site-nav {
    position: fixed;
    inset: var(--nav-height) 0 auto 0;
    background: rgba(248, 250, 252, 0.98);
    backdrop-filter: blur(12px);
    padding: var(--spacing-lg) var(--spacing-sm);
    transform: translateY(-120%);
    transition: transform 0.4s ease;
    box-shadow: 0 35px 70px rgba(15, 23, 42, 0.15);
}

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

.site-nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.site-nav a {
    font-family: var(--font-heading);
    font-size: var(--font-size-lg);
    text-decoration: none;
    color: var(--color-dark);
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
}

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

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

    .site-nav {
        position: static;
        padding: 0;
        transform: none;
        background: transparent;
        box-shadow: none;
        inset: auto;
    }

    .site-nav ul {
        flex-direction: row;
        gap: var(--spacing-md);
    }

    .site-nav a {
        font-size: 1rem;
        padding: var(--spacing-2xs) var(--spacing-xs);
    }
}

/* Hero */
.page-hero {
    padding: calc(var(--spacing-xl) + 1rem) 0 var(--spacing-xl);
    background: var(--color-white);
    position: relative;
    overflow: hidden;
}

.page-hero.homepage-hero {
    background: var(--gradient-primary);
    color: var(--color-white);
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.page-hero.homepage-hero::before {
    content: "";
    position: absolute;
    inset: 10% -30% -20% 50%;
    background: radial-gradient(circle at center, rgba(96,165,250,0.45), rgba(30,64,175,0));
    transform: rotate(-12deg);
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    gap: var(--spacing-lg);
}

.hero-content h1 {
    font-family: var(--font-heading);
    font-size: clamp(2.4rem, 3vw + 1.8rem, 4rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-sm);
}

.hero-content p {
    font-size: clamp(1.1rem, 0.8vw + 1rem, 1.4rem);
    max-width: 680px;
    color: rgba(255, 255, 255, 0.85);
}

.hero-list {
    list-style: none;
    display: grid;
    gap: var(--spacing-xs);
}

.hero-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.05rem;
}

.hero-list span {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.18);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-white);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

/* Buttons */
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-base);
    min-height: 48px;
    border: none;
}

.button.primary {
    background: rgba(255, 255, 255, 0.12);
    color: var(--color-white);
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.22);
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.button.primary:hover,
.button.primary:focus {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.button.secondary {
    background: var(--color-white);
    color: var(--color-primary);
    box-shadow: var(--shadow-soft);
}

.button.secondary:hover,
.button.secondary:focus {
    background: rgba(255, 255, 255, 0.92);
    transform: translateY(-2px);
}

.button.outline {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid rgba(30, 64, 175, 0.3);
}

.button.outline:hover,
.button.outline:focus {
    background: rgba(30, 64, 175, 0.1);
}

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

.grid.featured-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

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

.grid.two-column {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    align-items: start;
}

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

/* Cards */
.card {
    background: rgba(255, 255, 255, 0.92);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-card);
    border: 1px solid rgba(148, 163, 184, 0.12);
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.card:hover,
.card:focus-within {
    transform: translateY(-6px);
    box-shadow: 0 30px 60px rgba(30, 64, 175, 0.15);
}

.card h3 {
    font-family: var(--font-heading);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
}

.card p {
    font-size: var(--font-size-md);
    color: var(--color-muted);
    margin-bottom: var(--spacing-sm);
}

.card ul {
    list-style: none;
    display: grid;
    gap: var(--spacing-2xs);
    margin-bottom: var(--spacing-sm);
}

.card ul li {
    position: relative;
    padding-left: 1.4rem;
    font-size: var(--font-size-sm);
    color: var(--color-dark);
}

.card ul li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--color-secondary);
    font-size: 1.4rem;
    line-height: 1;
}

.card .button {
    align-self: start;
}

/* Feature bands */
.feature-band {
    display: grid;
    gap: var(--spacing-lg);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    padding: var(--spacing-lg);
    position: relative;
    overflow: hidden;
}

.feature-band::after {
    content: "";
    position: absolute;
    inset: auto -20% -10% 60%;
    height: 60%;
    background: radial-gradient(circle at center, rgba(96,165,250,0.18), rgba(30,64,175,0));
    transform: rotate(14deg);
}

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

.timeline-item {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: var(--spacing-sm);
    align-items: center;
}

.timeline-item strong {
    font-family: var(--font-heading);
    font-size: var(--font-size-lg);
    color: var(--color-primary);
}

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

/* Testimonials */
.testimonials {
    display: grid;
    gap: var(--spacing-md);
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.96);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    border: 1px solid rgba(148, 163, 184, 0.16);
    box-shadow: var(--shadow-card);
}

.testimonial-card blockquote {
    font-size: var(--font-size-md);
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.testimonial-card cite {
    font-family: var(--font-heading);
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    font-style: normal;
}

/* Resource page */
.resource-list {
    display: grid;
    gap: var(--spacing-md);
}

.resource-item {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    border: 1px solid rgba(148, 163, 184, 0.12);
    box-shadow: var(--shadow-card);
    display: grid;
    gap: var(--spacing-xs);
}

.resource-item h3 {
    font-family: var(--font-heading);
    font-size: var(--font-size-xl);
    color: var(--color-primary);
}

.resource-meta {
    font-size: var(--font-size-sm);
    color: var(--color-muted);
}

/* About page elements */
.lead-paragraph {
    font-size: var(--font-size-lg);
    color: var(--color-muted);
    max-width: 860px;
    margin-bottom: var(--spacing-md);
}

/* Contact */
.contact-wrapper {
    display: grid;
    gap: var(--spacing-lg);
}

.contact-details {
    display: grid;
    gap: var(--spacing-md);
}

.contact-details h3 {
    font-family: var(--font-heading);
    font-size: var(--font-size-xl);
    color: var(--color-primary);
}

.contact-details a {
    color: var(--color-primary);
    text-decoration: none;
    font-size: var(--font-size-md);
    font-weight: 600;
    transition: var(--transition-base);
}

.contact-details a:hover,
.contact-details a:focus {
    color: var(--color-secondary);
}

.contact-form {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(148, 163, 184, 0.18);
}

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

.form-group {
    display: grid;
    gap: var(--spacing-2xs);
}

.form-group label {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    color: var(--color-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    border: 1px solid rgba(148, 163, 184, 0.4);
    border-radius: var(--radius-sm);
    padding: 0.85rem 1rem;
    font-size: 1rem;
    font-family: var(--font-body);
    background: rgba(255, 255, 255, 0.96);
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 4px rgba(96, 165, 250, 0.2);
    outline: none;
}

.form-group textarea {
    min-height: 160px;
    resize: vertical;
}

/* FAQ */
.faq-item {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    border: 1px solid rgba(148, 163, 184, 0.12);
    box-shadow: var(--shadow-card);
    display: grid;
    gap: var(--spacing-xs);
}

.faq-item h3 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    font-size: var(--font-size-lg);
}

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

/* Tables */
.table-wrapper {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.data-table thead {
    background: rgba(30, 64, 175, 0.09);
}

.data-table th,
.data-table td {
    padding: 1rem 1.25rem;
    text-align: left;
    font-size: var(--font-size-sm);
    color: var(--color-dark);
    border-bottom: 1px solid rgba(148, 163, 184, 0.18);
}

.data-table tbody tr:hover {
    background: rgba(96, 165, 250, 0.12);
}

/* Footer */
.site-footer {
    background: var(--color-dark);
    color: rgba(248, 250, 252, 0.88);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    margin-top: auto;
}

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

.footer-brand {
    display: grid;
    gap: var(--spacing-xs);
}

.footer-brand h3 {
    font-family: var(--font-heading);
    font-size: var(--font-size-xl);
    color: var(--color-white);
}

.footer-brand p {
    font-size: var(--font-size-sm);
    color: rgba(226, 232, 240, 0.7);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.footer-column {
    display: grid;
    gap: var(--spacing-xs);
}

.footer-column h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    color: var(--color-white);
}

.footer-column a {
    color: rgba(148, 163, 184, 0.9);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: var(--transition-base);
}

.footer-column a:hover,
.footer-column a:focus {
    color: var(--color-tertiary);
}

.footer-contacts {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xs);
}

.footer-contacts a {
    color: rgba(226, 232, 240, 0.88);
    font-weight: 600;
}

.footer-bottom {
    margin-top: var(--spacing-md);
    border-top: 1px solid rgba(148, 163, 184, 0.22);
    padding-top: var(--spacing-sm);
    text-align: center;
    font-size: var(--font-size-sm);
}

/* Cookie banner */
.cookie-banner {
    position: fixed;
    bottom: var(--spacing-sm);
    right: var(--spacing-sm);
    max-width: 420px;
    background: rgba(30, 41, 59, 0.92);
    color: var(--color-light);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    box-shadow: 0 25px 60px rgba(15, 23, 42, 0.25);
    z-index: 1200;
    backdrop-filter: blur(12px);
    display: none;
}

.cookie-banner.show {
    display: grid;
    gap: var(--spacing-xs);
}

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

.cookie-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2xs);
}

.cookie-btn {
    flex: 1;
    min-width: 120px;
    text-align: center;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-base);
}

.cookie-btn.accept {
    background: var(--color-tertiary);
    color: var(--color-dark);
}

.cookie-btn.accept:hover,
.cookie-btn.accept:focus {
    background: #8cc3ff;
}

.cookie-btn.decline {
    background: rgba(255, 255, 255, 0.12);
    color: var(--color-light);
    border: 1px solid rgba(148, 163, 184, 0.35);
}

.cookie-btn.decline:hover,
.cookie-btn.decline:focus {
    background: rgba(255, 255, 255, 0.18);
}

.cookie-link {
    font-size: 0.9rem;
    color: var(--color-tertiary);
    text-decoration: underline;
}

/* Thank you page */
.thank-you-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-soft);
    max-width: 720px;
    margin: var(--spacing-xl) auto;
    text-align: center;
}

.thank-you-card h1 {
    font-family: var(--font-heading);
    font-size: var(--font-size-2xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.thank-you-card p {
    font-size: var(--font-size-md);
    color: var(--color-muted);
    margin-bottom: var(--spacing-md);
}

/* Lists */
.styled-list {
    list-style: none;
    display: grid;
    gap: var(--spacing-xs);
}

.styled-list li {
    background: var(--color-white);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    border: 1px solid rgba(148, 163, 184, 0.16);
    box-shadow: var(--shadow-card);
}

/* Legal pages */
.legal-section {
    margin-bottom: var(--spacing-lg);
    display: grid;
    gap: var(--spacing-xs);
}

.legal-section h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.4rem, 0.8vw + 1.2rem, 2rem);
    color: var(--color-primary);
    margin-bottom: var(--spacing-2xs);
}

.legal-section p,
.legal-section ul {
    font-size: var(--font-size-md);
    color: var(--color-muted);
}

.legal-section ul {
    padding-left: 1.4rem;
    display: grid;
    gap: var(--spacing-2xs);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .page-hero {
        padding: var(--spacing-lg) 0;
    }

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

    .feature-band {
        padding: var(--spacing-md);
    }

    .timeline-item {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xs);
    }

    .site-footer {
        padding: var(--spacing-lg) 0;
    }

    .cookie-banner {
        left: var(--spacing-sm);
        right: var(--spacing-sm);
        max-width: none;
    }
}

@media (min-width: 768px) {
    .hero-content {
        grid-template-columns: minmax(0, 1fr) minmax(0, 320px);
        align-items: center;
    }

    .hero-visual {
        justify-self: end;
    }

    .feature-band {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    }

    .contact-wrapper {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    }

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

@media (min-width: 1200px) {
    .grid.featured-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

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