/* ===================================
   Nordveistjeneste AS - Main Stylesheet
   Nordic Clean Design - Mobile First
   =================================== */

/* === CSS Reset & Base === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette */
    --primary-navy: #1a2f4a;
    --primary-blue: #2c4f6f;
    --secondary-orange: #ff8c42;
    --secondary-yellow: #ffa726;
    --neutral-dark: #333333;
    --neutral-gray: #666666;
    --neutral-light: #f5f5f5;
    --white: #ffffff;

    /* Typography */
    --font-main: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-heading: 'Arial', 'Helvetica Neue', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;

    /* Transitions */
    --transition-speed: 0.3s;
}

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

body {
    font-family: var(--font-main);
    color: var(--neutral-dark);
    line-height: 1.7;
    background-color: var(--white);
    overflow-x: hidden;
    font-size: 1.1rem; /* Increased base font size for better readability */
}

/* === Typography === */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-navy);
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.4rem; }

p {
    margin-bottom: var(--spacing-sm);
    color: var(--neutral-gray);
}

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

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

/* === Header === */
.header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1.25rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.94rem;
}

.logo-img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: contain;
}

.logo-text h1 {
    font-size: 1.56rem;
    margin: 0;
    color: var(--primary-navy);
}

.logo-text p {
    font-size: 0.94rem;
    margin: 0;
    color: var(--neutral-gray);
}

/* === Navigation === */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.88rem;
    cursor: pointer;
    color: var(--primary-navy);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-menu li a {
    color: var(--neutral-dark);
    font-weight: 500;
    font-size: 1.41rem;
    padding: 0.625rem 0;
    position: relative;
}

.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary-orange);
    transition: width var(--transition-speed) ease;
}

.nav-menu li a:hover::after,
.nav-menu li a.active::after {
    width: 100%;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    color: var(--primary-navy);
}

/* === Hero Section === */
.hero {
    position: relative;
    height: 50vh;
    min-height: 400px;
    max-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--primary-blue) 100%);
}

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

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: var(--white);
    max-width: 800px;
    padding: 0 var(--spacing-md);
}

.hero-content h1 {
    color: var(--white);
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    color: var(--white);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

/* === Buttons === */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 5px;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    border: none;
    text-align: center;
}

.btn-primary {
    background-color: var(--secondary-orange);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--secondary-yellow);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 140, 66, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--primary-navy);
}

/* === Container & Sections === */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

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

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-header h2 {
    font-size: 2.8rem;
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
}

/* === Service Grid === */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.service-card {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform var(--transition-speed) ease;
    cursor: pointer;
    height: 350px;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.service-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-speed) ease;
}

.service-card:hover .service-card-image {
    transform: scale(1.1);
}

.service-card-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(26, 47, 74, 0.95), transparent);
    padding: var(--spacing-md);
    color: var(--white);
    transform: translateY(0);
    transition: transform var(--transition-speed) ease;
}

.service-card-overlay h3 {
    color: var(--white);
    margin-bottom: var(--spacing-xs);
}

.service-card-overlay p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition-speed) ease;
}

.service-card:hover .service-card-overlay p {
    opacity: 1;
    transform: translateY(0);
}

/* === Service Detail Sections === */
.service-detail {
    margin-bottom: var(--spacing-xl);
}

.service-detail-header {
    position: relative;
    height: 400px;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: var(--spacing-md);
}

.service-detail-header img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.service-detail-title {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(26, 47, 74, 0.95), transparent);
    padding: var(--spacing-lg);
    color: var(--white);
}

.service-detail-title h2 {
    color: var(--white);
    margin-bottom: var(--spacing-xs);
    font-size: 2.5rem;
}

.service-detail-title p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.2rem;
    margin: 0;
}

.service-detail-content {
    background-color: var(--white);
    padding: var(--spacing-md);
    border-radius: 10px;
}

.service-detail-content p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.service-detail-content ul {
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.service-detail-content ul li {
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

/* === Projects Grid === */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.project-card {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all var(--transition-speed) ease;
    cursor: pointer;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.project-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    transition: transform var(--transition-speed) ease;
}

.project-card:hover img {
    transform: scale(1.1);
}

.project-card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(26, 47, 74, 0.95), transparent);
    padding: var(--spacing-md);
    color: var(--white);
}

.project-card-content h3 {
    color: var(--white);
}

.project-card-content p {
    color: rgba(255, 255, 255, 0.9);
}

/* === About Section === */
.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-text {
    order: 2;
}

.about-image {
    order: 1;
}

.about-image img {
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.company-info {
    background-color: var(--neutral-light);
    padding: var(--spacing-md);
    border-radius: 10px;
    margin-top: var(--spacing-md);
}

.company-info h3 {
    margin-bottom: var(--spacing-sm);
}

.company-info ul {
    list-style: none;
}

.company-info li {
    padding: var(--spacing-xs) 0;
    color: var(--neutral-gray);
}

.company-info li strong {
    color: var(--primary-navy);
}

/* === Contact Section === */
.contact-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.contact-form {
    background-color: var(--neutral-light);
    padding: var(--spacing-md);
    border-radius: 10px;
}

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

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--primary-navy);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: var(--font-main);
    font-size: 1rem;
    transition: border-color var(--transition-speed) ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-orange);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.contact-info {
    background-color: var(--primary-navy);
    color: var(--white);
    padding: var(--spacing-md);
    border-radius: 10px;
}

.contact-info h3 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.contact-info-item i {
    font-size: 1.5rem;
    color: var(--secondary-orange);
}

.contact-info-item div p {
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

.map-container {
    margin-top: var(--spacing-lg);
    border-radius: 10px;
    overflow: hidden;
    height: 400px;
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* === Footer === */
.footer {
    background-color: var(--primary-navy);
    color: var(--white);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

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

.footer-section h3 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.footer-section p,
.footer-section li {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: var(--spacing-xs);
}

.footer-section a:hover {
    color: var(--secondary-orange);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* === Responsive Design === */

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--white);
        flex-direction: column;
        gap: 0;
        padding: var(--spacing-md);
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
        transition: left var(--transition-speed) ease;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        padding: var(--spacing-sm) 0;
        border-bottom: 1px solid var(--neutral-light);
    }

    .hero {
        height: 40vh;
        min-height: 300px;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-content p {
        font-size: 1.2rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }
}

/* Tablet */
@media (min-width: 769px) {
    .about-content {
        grid-template-columns: 1fr 1fr;
    }

    .about-text {
        order: 1;
    }

    .about-image {
        order: 2;
    }

    .contact-container {
        grid-template-columns: 1fr 1fr;
    }

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

/* Desktop */
@media (min-width: 1024px) {
    .hero-content h1 {
        font-size: 4rem;
    }

    .hero-content p {
        font-size: 1.6rem;
    }

    .section-header h2 {
        font-size: 3rem;
    }

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

/* === Utility Classes === */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }

.bg-light {
    background-color: var(--neutral-light);
}

.bg-dark {
    background-color: var(--primary-navy);
    color: var(--white);
}