/* BASE & RESET */
:root {
    --deep-fjord: #10242B;
    --nordic-blue: #315B68;
    --ice-blue: #8CCFD6;
    --soft-glacier: #EAF5F6;
    --warm-sand: #D8C9B2;
    --workshop-white: #FFFFFF;
    --graphite: #263238;
    --muted-grey: #6D7C81;
    --accent-amber: #D99045;
    
    /* Global text color variables */
    --text-primary: #FFFFFF;
    --text-secondary: #E7F0F3;
    --text-muted: #B8C8CE;
    --link-color: #FFFFFF;
    --link-hover: #8CCFD6;
    
    --font-main: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    --radius: 4px;
    --shadow: 0 4px 12px rgba(16, 36, 43, 0.08);
    --transition: all 0.3s ease;
}

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

body {
    font-family: var(--font-main);
    color: var(--text-primary);
    background-color: var(--deep-fjord);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    color: var(--text-primary);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

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

a:hover {
    color: var(--link-hover);
}

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

ul {
    list-style: none;
}

/* TYPOGRAPHY */
.text-center { text-align: center; }
.section-title { font-size: 2.5rem; margin-bottom: var(--spacing-sm); }
.section-subtitle { font-size: 1.1rem; color: var(--text-muted); max-width: 600px; margin: 0 auto var(--spacing-lg); }

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

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

.bg-light { background-color: var(--graphite); }
.bg-dark { background-color: #0c1b20; color: var(--text-primary); }
.bg-dark h2, .bg-dark h3, .bg-dark p { color: var(--text-primary); }

/* BUTTONS */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background-color: var(--nordic-blue);
    color: var(--text-primary);
}

.btn-primary:hover {
    background-color: var(--link-hover);
    color: var(--deep-fjord);
}

.btn-accent {
    background-color: var(--accent-amber);
    color: var(--text-primary);
}

.btn-accent:hover {
    background-color: #c07a33;
    color: var(--text-primary);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--link-hover);
    color: var(--link-hover);
}

.btn-outline:hover {
    background-color: var(--link-hover);
    color: var(--deep-fjord);
}

/* HEADER */
.site-header {
    background-color: var(--deep-fjord);
    border-bottom: 1px solid var(--graphite);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.main-nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    gap: 1.5rem;
    margin-right: 2rem;
}

.nav-list a {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-list a:hover {
    color: var(--link-hover);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
}

/* HERO */
.hero {
    position: relative;
    min-height: 80vh;
    display: flex;
    align-items: center;
    background-color: var(--deep-fjord);
    overflow: hidden;
}

.hero-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.4;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 650px;
    color: var(--text-primary);
}

.hero h1 {
    color: var(--text-primary);
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

/* SERVICE SELECTOR */
.service-selector-wrap {
    background-color: var(--graphite);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: var(--spacing-md);
    margin-top: -4rem;
    position: relative;
    z-index: 10;
}

.selector-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: var(--spacing-md);
    justify-content: center;
}

.selector-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--muted-grey);
    background: var(--deep-fjord);
    color: var(--text-primary);
    border-radius: 20px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
}

.selector-btn.active, .selector-btn:hover {
    background: var(--nordic-blue);
    color: var(--text-primary);
    border-color: var(--link-hover);
}

.selector-content {
    text-align: center;
    padding: var(--spacing-sm);
    background: var(--deep-fjord);
    color: var(--text-secondary);
    border-radius: var(--radius);
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* GRID & CARDS */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--spacing-md); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-md); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-md); }

.card {
    background: var(--graphite);
    border: 1px solid var(--muted-grey);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-3px);
}

.card-img {
    height: 200px;
    object-fit: cover;
    width: 100%;
}

.card-body {
    padding: var(--spacing-md);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.card-text {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}

/* TIMELINE */
.timeline-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.timeline-nav {
    display: flex;
    justify-content: space-between;
    width: 100%;
    position: relative;
    margin-bottom: var(--spacing-md);
}

.timeline-nav::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--muted-grey);
    z-index: 1;
}

.timeline-step {
    position: relative;
    z-index: 2;
    background: var(--graphite);
    border: 2px solid var(--muted-grey);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-primary);
    transition: var(--transition);
}

.timeline-step.active, .timeline-step:hover {
    background: var(--nordic-blue);
    color: var(--text-primary);
    border-color: var(--link-hover);
}

.timeline-content-area {
    background: var(--deep-fjord);
    padding: var(--spacing-md);
    border-radius: var(--radius);
    width: 100%;
    text-align: center;
    border: 1px solid var(--muted-grey);
    color: var(--text-secondary);
}

.timeline-panel {
    display: none;
}

.timeline-panel.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* FAQ ACCORDION */
.accordion {
    max-width: 800px;
    margin: 0 auto;
}

.accordion-item {
    border-bottom: 1px solid var(--muted-grey);
}

.accordion-btn {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: var(--spacing-sm) 0;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.accordion-btn::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--link-hover);
}

.accordion-btn[aria-expanded="true"]::after {
    content: '−';
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.accordion-content-inner {
    padding-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

/* FORM */
.contact-wrap {
    background: var(--graphite);
    padding: var(--spacing-lg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    max-width: 800px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: var(--spacing-sm);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--muted-grey);
    border-radius: var(--radius);
    font-family: var(--font-main);
    background-color: var(--deep-fjord);
    color: var(--text-primary);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-control:focus {
    outline: none;
    border-color: var(--link-hover);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

.form-feedback {
    display: none;
    padding: var(--spacing-sm);
    background: var(--deep-fjord);
    border-left: 4px solid var(--link-hover);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

/* FOOTER */
.site-footer {
    background-color: #0c1b20;
    color: var(--text-primary);
    padding: var(--spacing-lg) 0 var(--spacing-sm);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.footer-col h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.footer-col ul li {
    margin-bottom: 0.5rem;
}

.footer-col a {
    color: var(--text-primary);
}

.footer-col a:hover {
    color: var(--link-hover);
}

.footer-bottom {
    border-top: 1px solid var(--graphite);
    padding-top: var(--spacing-sm);
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-primary);
}

/* COOKIE BANNER */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--graphite);
    color: var(--text-primary);
    box-shadow: 0 -4px 12px rgba(0,0,0,0.5);
    z-index: 9999;
    padding: var(--spacing-md);
    display: none; /* Controlled by JS */
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
}

.cookie-text {
    flex: 1 1 300px;
}

.cookie-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* INNER PAGES */
.page-header {
    background-color: var(--graphite);
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid var(--muted-grey);
}

.page-content {
    padding: var(--spacing-lg) 0;
}

.content-block {
    max-width: 800px;
    margin: 0 auto;
}

.content-block p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.content-block ul {
    list-style: disc;
    padding-left: 2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

/* BREADCRUMBS */
.breadcrumbs {
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
}
.breadcrumbs a {
    color: var(--text-muted);
}
.breadcrumbs span {
    color: var(--text-primary);
}

/* MEDIA QUERIES */
@media (max-width: 1024px) {
    .nav-list {
        gap: 1rem;
    }
}

@media (max-width: 768px) {
    .header-inner {
        position: relative;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .main-nav {
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: var(--deep-fjord);
        box-shadow: var(--shadow);
        flex-direction: column;
        display: none;
    }
    
    .main-nav.active {
        display: flex;
    }
    
    .nav-list {
        flex-direction: column;
        width: 100%;
        margin: 0;
        padding: var(--spacing-sm);
        gap: 1rem;
    }
    
    .nav-list a {
        display: block;
        padding: 0.5rem 0;
        border-bottom: 1px solid var(--graphite);
    }
    
    .header-cta {
        margin: var(--spacing-sm);
        width: calc(100% - 2rem);
    }

    .hero h1 { font-size: 2.5rem; }
    
    .grid-4, .grid-3 { grid-template-columns: repeat(2, 1fr); }
    
    .timeline-nav {
        flex-direction: column;
        gap: 0.5rem;
    }
    .timeline-nav::before { display: none; }
    
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 2rem; }
    .hero-actions { flex-direction: column; }
    .grid-2, .grid-4, .grid-3 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
}