:root {
    --color-primary: #0B2B40;
    --color-accent: #0E5A68;
    --color-success: #7ACB8A;
    --color-background: #ECEFF2;
    --color-text: #2F3A40;
    --color-white: #FFFFFF;
    --font-family: 'Inter', Arial, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

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

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

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

img {
    max-width: 100%;
    display: block;
    height: auto;
    border-radius: 8px;
}

.container {
    width: min(1120px, 92%);
    margin: 0 auto;
}

.site-header {
    background-color: var(--color-white);
    border-bottom: 1px solid rgba(47, 58, 64, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.2rem 0;
}

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

.nav-toggle {
    display: none;
}

.nav-toggle-label {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 44px;
    height: 44px;
    cursor: pointer;
}

.nav-toggle-label span {
    display: block;
    height: 3px;
    background-color: var(--color-text);
    border-radius: 2px;
}

.main-nav ul {
    display: flex;
    gap: 1.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-nav a {
    font-weight: 500;
    color: var(--color-text);
}

.main-nav a.active {
    color: var(--color-accent);
}

.mobile-nav-header {
    display: none;
}

.hero-section {
    background-color: var(--color-white);
    padding: 4rem 0 3rem;
}

.hero-container {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2.5rem;
    align-items: center;
}

.hero-text h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.hero-text p {
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
}

.hero-list {
    list-style: disc;
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.hero-list li {
    margin-bottom: 0.75rem;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.8rem;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: 8px;
    font-weight: 600;
    border: none;
    cursor: pointer;
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--color-accent);
}

.hero-contact {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-size: 0.95rem;
}

.section-spacing {
    padding: 4rem 0;
}

.section-header {
    max-width: 720px;
    margin-bottom: 2.5rem;
}

.section-header h2 {
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    margin-bottom: 0.8rem;
    color: var(--color-primary);
}

.grid {
    display: grid;
    gap: 1.8rem;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
    background-color: var(--color-white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 18px 45px rgba(11, 43, 64, 0.08);
}

.card h3 {
    margin-top: 0;
    margin-bottom: 1rem;
    color: var(--color-accent);
}

.feature-card ul {
    padding-left: 1.2rem;
    margin: 0;
}

.feature-card li {
    margin-bottom: 0.6rem;
}

.timeline {
    display: grid;
    gap: 1.5rem;
}

.timeline-step {
    background-color: var(--color-white);
    border-left: 6px solid var(--color-accent);
    padding: 1.5rem 1.5rem 1.5rem 2rem;
    border-radius: 14px;
    box-shadow: 0 12px 30px rgba(14, 90, 104, 0.08);
}

.timeline-step h4 {
    margin: 0 0 0.6rem;
    color: var(--color-primary);
}

.tech-grid,
.methodology-grid,
.collaboration-grid,
.closing-grid,
.contact-grid,
.advisory-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2.5rem;
    align-items: center;
}

.icon-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.icon-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

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

.insight-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.insight-card {
    background-color: var(--color-white);
    padding: 1.8rem;
    border-radius: 16px;
    box-shadow: 0 18px 45px rgba(11, 43, 64, 0.08);
}

.keyword-content {
    background-color: var(--color-white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 14px 36px rgba(11, 43, 64, 0.08);
    font-weight: 500;
}

.faq-grid {
    display: grid;
    gap: 1rem;
}

details {
    background-color: var(--color-white);
    padding: 1.2rem 1.5rem;
    border-radius: 12px;
    box-shadow: 0 12px 30px rgba(11, 43, 64, 0.08);
}

details[open] summary {
    color: var(--color-accent);
}

summary {
    font-weight: 600;
    cursor: pointer;
    list-style: none;
}

summary::-webkit-details-marker {
    display: none;
}

.contact-info p {
    margin: 0.4rem 0;
}

.contact-form-wrapper {
    background-color: var(--color-white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 18px 45px rgba(11, 43, 64, 0.08);
}

.contact-form {
    display: grid;
    gap: 1.1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

input[type="text"],
input[type="email"],
input[type="tel"],
textarea {
    padding: 0.85rem 1rem;
    border: 1px solid rgba(11, 43, 64, 0.2);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    color: var(--color-text);
    background-color: var(--color-background);
}

input:focus,
textarea:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    background-color: var(--color-white);
}

.checkbox-group {
    flex-direction: row;
    align-items: flex-start;
    gap: 0.75rem;
}

.checkbox-group label {
    font-size: 0.95rem;
}

.contact-section {
    background-color: #F6F8FA;
}

.site-footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 3.5rem 0 2rem;
    margin-top: 4rem;
}

.footer-top {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-logo {
    height: 80px;
    width: auto;
}

.footer-nav ul,
.footer-legal ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-nav li,
.footer-legal li {
    margin-bottom: 0.6rem;
}

.footer-nav a,
.footer-legal a {
    color: var(--color-white);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 1.2rem;
    text-align: center;
    font-size: 0.9rem;
}

.active-link {
    text-decoration: underline;
}

.summary-card {
    background-color: var(--color-white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 14px 36px rgba(11, 43, 64, 0.08);
    margin: 2rem 0;
}

.summary-card ul {
    padding-left: 1.2rem;
}

.summary-steps {
    padding-left: 1.2rem;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 1.5rem;
    display: flex;
    justify-content: center;
    z-index: 2000;
}

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

.cookie-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 980px;
}

.cookie-content a {
    color: var(--color-success);
    text-decoration: underline;
}

.cookie-btn {
    align-self: flex-start;
}

.cookie-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    background-color: var(--color-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 12px 30px rgba(11, 43, 64, 0.08);
}

.cookie-table th,
.cookie-table td {
    padding: 1rem;
    border-bottom: 1px solid rgba(11, 43, 64, 0.1);
    text-align: left;
}

.cookie-table th {
    background-color: rgba(11, 43, 64, 0.08);
    color: var(--color-primary);
}

.inner-hero {
    padding-top: 3.2rem;
    padding-bottom: 2.5rem;
}

.legal-section {
    padding: 4rem 0;
}

.legal-section h1 {
    font-size: clamp(2rem, 3vw, 2.6rem);
    color: var(--color-primary);
}

.legal-section h2 {
    color: var(--color-accent);
    margin-top: 2.5rem;
}

.legal-section p,
.legal-section ul {
    margin-bottom: 1.2rem;
}

@media (max-width: 992px) {
    .hero-container,
    .tech-grid,
    .methodology-grid,
    .collaboration-grid,
    .closing-grid,
    .contact-grid,
    .advisory-grid {
        grid-template-columns: 1fr;
    }

    .nav-toggle-label {
        display: flex;
    }

    .main-nav {
        position: fixed;
        inset: 0;
        background-color: rgba(11, 43, 64, 0.96);
        color: var(--color-white);
        display: none;
        flex-direction: column;
        padding: 2rem;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 1.5rem;
        font-size: 1.2rem;
    }

    .main-nav a {
        color: var(--color-white);
    }

    .nav-toggle:checked ~ .main-nav {
        display: flex;
    }

    .mobile-nav-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 2rem;
        font-size: 1.4rem;
    }

    .close-menu {
        font-size: 2rem;
        cursor: pointer;
        color: var(--color-white);
    }

    .cookie-content {
        width: 100%;
    }

    .contact-form-wrapper,
    .contact-text {
        order: initial;
    }
}

@media (max-width: 600px) {
    .hero-section,
    .section-spacing {
        padding: 3rem 0;
    }

    .card,
    .contact-form-wrapper,
    .summary-card,
    .keyword-content {
        padding: 1.5rem;
    }

    .hero-text h1 {
        font-size: 1.9rem;
    }

    .hero-text p {
        font-size: 1rem;
    }

    .btn-primary {
        width: 100%;
    }

    .cookie-content {
        gap: 0.75rem;
    }
}