/* ============================================================
   Midtnorsk Helikoptertransport — helikoptertransport.no
   Stil 2026: ren, moderne, høy kontrast, mobil-først, rask SEO
   ============================================================ */

:root {
    --c-primary: #0a2540;
    --c-primary-light: #1a4570;
    --c-accent: #ffb000;
    --c-accent-dark: #e09800;
    --c-bg: #ffffff;
    --c-bg-alt: #f5f7fa;
    --c-text: #1a2233;
    --c-text-light: #5a6878;
    --c-border: #e0e6ee;
    --shadow: 0 1px 3px rgba(10,37,64,0.08), 0 4px 12px rgba(10,37,64,0.04);
    --shadow-lg: 0 4px 12px rgba(10,37,64,0.12), 0 12px 32px rgba(10,37,64,0.08);
    --radius: 8px;
    --radius-lg: 16px;
    --max-w: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
    color: var(--c-text);
    background: var(--c-bg);
    line-height: 1.65;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--c-primary-light); text-decoration: none; transition: color 0.15s; }
a:hover { color: var(--c-accent-dark); }

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

h1, h2, h3, h4 { font-weight: 700; line-height: 1.2; margin: 0 0 0.6em; color: var(--c-primary); letter-spacing: -0.02em; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; max-width: 70ch; }

/* ───── Buttons ───── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5em;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    border: 2px solid transparent;
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
    white-space: nowrap;
}
.btn-primary { background: var(--c-accent); color: #1a1100; }
.btn-primary:hover { background: var(--c-accent-dark); color: #1a1100; transform: translateY(-1px); box-shadow: var(--shadow); }
.btn-outline { border-color: var(--c-primary); color: var(--c-primary); background: transparent; }
.btn-outline:hover { background: var(--c-primary); color: #fff; }
.btn-ghost { color: #fff; border-color: rgba(255,255,255,0.3); }
.btn-ghost:hover { background: rgba(255,255,255,0.1); color: #fff; }
.btn-lg { padding: 16px 32px; font-size: 1rem; }

/* ───── Header ───── */
.site-header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(255,255,255,0.95);
    backdrop-filter: saturate(1.5) blur(10px);
    border-bottom: 1px solid var(--c-border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 12px 20px; gap: 20px; }
.brand { display: flex; align-items: center; gap: 18px; color: var(--c-primary); flex-shrink: 0; }
.brand:hover { color: var(--c-primary); }
.brand img { height: 56px; width: auto; flex-shrink: 0; display: block; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; flex-shrink: 0; }
.brand-name { font-weight: 800; font-size: 1.2rem; color: var(--c-primary); letter-spacing: -0.01em; white-space: nowrap; }
.brand-sub { font-size: 0.8rem; color: var(--c-text-light); letter-spacing: 0.04em; text-transform: uppercase; white-space: nowrap; }

.main-nav ul { display: flex; gap: 4px; list-style: none; margin: 0; padding: 0; align-items: center; }
.main-nav a {
    display: block; padding: 8px 14px; border-radius: 6px;
    color: var(--c-text); font-weight: 500; font-size: 0.94rem;
    transition: background 0.15s, color 0.15s;
}
.main-nav a:hover, .main-nav a.active { background: var(--c-bg-alt); color: var(--c-primary); }
.nav-cta a { background: var(--c-accent) !important; color: #1a1100 !important; padding: 8px 18px !important; }
.nav-cta a:hover { background: var(--c-accent-dark) !important; }
.lang-toggle a { font-size: 0.85rem; color: var(--c-text-light) !important; padding: 8px 10px !important; }

.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--c-primary); margin: 5px 0; transition: transform 0.2s; }

@media (max-width: 900px) {
    .nav-toggle { display: block; }
    .main-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--c-border); box-shadow: var(--shadow); }
    .main-nav.open { display: block; }
    .main-nav ul { flex-direction: column; padding: 12px; gap: 0; }
    .main-nav li { width: 100%; }
    .main-nav a { padding: 12px 16px; }
    .nav-cta { margin-top: 8px; }
}

/* ───── Hero ───── */
.hero {
    position: relative;
    min-height: 80vh;
    display: flex; align-items: center;
    background-color: #0a2540;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    color: #fff;
    overflow: hidden;
    padding: 80px 0;
}
.hero::before {
    content: ''; position: absolute; inset: 0;
    background-image: url(/static/images/hero-pattern.svg);
    opacity: 0.06;
    pointer-events: none;
}
.hero-inner { position: relative; z-index: 2; }
.hero h1 { color: #fff; font-size: clamp(2.4rem, 6vw, 4.5rem); margin-bottom: 0.4em; }
.hero h1 span { color: var(--c-accent); }
.hero .lede { font-size: clamp(1.05rem, 2vw, 1.35rem); max-width: 60ch; opacity: 0.9; margin-bottom: 32px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 40px; margin-top: 60px; flex-wrap: wrap; }
.hero-stat { color: rgba(255,255,255,0.85); }
.hero-stat strong { display: block; font-size: 2.5rem; color: var(--c-accent); font-weight: 800; line-height: 1; }
.hero-stat span { font-size: 0.9rem; letter-spacing: 0.04em; text-transform: uppercase; opacity: 0.8; }

/* ───── Sections ───── */
section { padding: 80px 0; }
section.alt { background: var(--c-bg-alt); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 48px; }
.section-head .eyebrow { display: inline-block; color: var(--c-accent-dark); font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 8px; }
.section-head h2 { margin-bottom: 16px; }
.section-head p { color: var(--c-text-light); margin: 0 auto; }

/* ───── Service-cards grid ───── */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }
.card {
    background: #fff; border: 1px solid var(--c-border); border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
    text-decoration: none; color: inherit;
    display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--c-accent); color: inherit; }
.card-icon { width: 48px; height: 48px; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #fff7e0, #ffe7a0); border-radius: 12px; font-size: 24px; margin-bottom: 16px; }
.card h3 { margin: 0 0 8px; font-size: 1.2rem; }
.card p { color: var(--c-text-light); font-size: 0.94rem; margin: 0; }
.card .arrow { margin-top: auto; padding-top: 16px; color: var(--c-accent-dark); font-weight: 600; font-size: 0.9rem; }

/* ───── Two-column ───── */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
@media (max-width: 800px) { .split { grid-template-columns: 1fr; gap: 32px; } }

/* ───── Forms ───── */
form { max-width: 640px; }
.field { margin-bottom: 20px; }
label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 6px; color: var(--c-primary); }
input[type=text], input[type=email], input[type=tel], input[type=date], select, textarea {
    width: 100%; padding: 12px 14px;
    border: 1px solid var(--c-border); border-radius: var(--radius);
    font-size: 1rem; font-family: inherit; background: #fff;
    transition: border-color 0.15s, box-shadow 0.15s;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--c-accent); box-shadow: 0 0 0 3px rgba(255,176,0,0.15); }
textarea { min-height: 120px; resize: vertical; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .field-row { grid-template-columns: 1fr; } }

.success-msg { background: #d4f5e3; color: #0a4a26; border: 1px solid #6bd49a; padding: 16px 20px; border-radius: var(--radius); margin-bottom: 24px; }

/* ───── Footer ───── */
.site-footer {
    background: var(--c-primary);
    color: rgba(255,255,255,0.75);
    padding: 60px 0 24px;
    margin-top: 80px;
}
.footer-inner { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; }
@media (max-width: 900px) { .footer-inner { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .footer-inner { grid-template-columns: 1fr; gap: 24px; } }
.foot-col h4 { color: #fff; margin: 0 0 12px; font-size: 0.95rem; letter-spacing: 0.05em; text-transform: uppercase; }
.foot-col ul { list-style: none; padding: 0; margin: 0; }
.foot-col li { margin: 4px 0; }
.foot-col a { color: rgba(255,255,255,0.75); }
.foot-col a:hover { color: var(--c-accent); }
.foot-col address { font-style: normal; line-height: 1.7; }
.foot-secondary { border-top: 1px solid rgba(255,255,255,0.1); margin-top: 32px; padding-top: 20px; }
.foot-secondary-nav { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 0 1.5rem; justify-content: center; font-size: 0.85rem; }
.foot-secondary-nav a { color: rgba(255,255,255,0.6); text-decoration: none; letter-spacing: 0.03em; }
.foot-secondary-nav a:hover { color: var(--c-accent); }
.foot-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 16px; margin-top: 16px; font-size: 0.8rem; opacity: 0.55; text-align: center; }

/* ───── Utility ───── */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.btn-row { display: flex; gap: 12px; flex-wrap: wrap; }

/* Visually hidden, men tilgjengelig for skjermlesere og crawlere */
.sr-only {
    position: absolute !important;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0,0,0,0);
    white-space: nowrap; border: 0;
}

/* ───── Responsive: tablet og mobil ───── */
@media (max-width: 900px) {
    section { padding: 60px 0; }
    .site-footer { padding: 48px 0 20px; margin-top: 60px; }
    .footer-inner { gap: 32px; }
    .hero { padding: 60px 0; min-height: 70vh; }
    .hero-stats { gap: 28px; margin-top: 40px; }
}
@media (max-width: 700px) {
    body { font-size: 15.5px; }
    .container { padding: 0 16px; }
    .header-inner { padding: 10px 16px; gap: 12px; }
    .brand img { height: 44px; }
    .brand { gap: 12px; }
    .brand-name { font-size: 1.05rem; }
    .brand-sub { font-size: 0.72rem; letter-spacing: 0.03em; }
    section { padding: 48px 0; }
    .hero { min-height: 60vh; padding: 48px 0; }
    .hero-stat strong { font-size: 2rem; }
    .hero-stats { gap: 20px; margin-top: 32px; }
    .cards { gap: 16px; }
    .card { padding: 24px 22px; }
    .section-head { margin-bottom: 32px; }
    .blog-grid { gap: 20px; }
    .blog-card img { height: 180px; }
    .price-table th, .price-table td { padding: 10px 12px; font-size: 0.92rem; }
    .btn-lg { padding: 14px 24px; }
}
@media (max-width: 480px) {
    h3 { font-size: 1.1rem; }
    .brand-name { font-size: 0.95rem; }
    .brand-sub { font-size: 0.68rem; }
    .brand img { height: 40px; }
    .brand { gap: 8px; }
    .hero { min-height: 56vh; padding: 36px 0; }
    .hero-stats { gap: 16px; }
    .hero-stat strong { font-size: 1.7rem; }
    .hero-cta { gap: 8px; }
    .hero-cta .btn { width: 100%; }
    section { padding: 40px 0; }
    .price-table { font-size: 0.88rem; }
    .price-table th, .price-table td { padding: 8px 10px; }
    .foot-secondary-nav { gap: 0 1rem; font-size: 0.8rem; }
}

/* Reduser bevegelse for brukere som ber om det */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ───── Pricing-table ───── */
.price-table { width: 100%; border-collapse: collapse; margin: 24px 0; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.price-table th, .price-table td { padding: 14px 18px; text-align: left; border-bottom: 1px solid var(--c-border); }
.price-table th { background: var(--c-primary); color: #fff; font-weight: 600; }
.price-table tr:last-child td { border-bottom: none; }

/* ───── Blog cards ───── */
.blog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 28px; }
.blog-card { background: #fff; border: 1px solid var(--c-border); border-radius: var(--radius-lg); overflow: hidden; transition: transform 0.2s, box-shadow 0.2s; }
.blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.blog-card img { width: 100%; height: 200px; object-fit: cover; }
.blog-card-body { padding: 24px; }
.blog-card .date { color: var(--c-text-light); font-size: 0.85rem; }