/* ==========================================================================
   Hafrsfjord Båtvarme - Production Stylesheet
   Palette strictly: 
   - Page background: #FFFFFF
   - Section gray: #E8F1FB
   - Ink: #1A2332
   - Corporate accent: #1565C0
   Typography: Montserrat
   ========================================================================== */

:root {
  --color-bg: #FFFFFF;
  --color-section-gray: #E8F1FB;
  --color-ink: #1A2332;
  --color-ink-muted: #4B5A6F;
  --color-accent: #1565C0;
  --color-accent-dark: #0D47A1;
  --color-border: #D1E1F3;
  --color-white: #FFFFFF;
  --font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --border-radius-pill: 9999px;
  --border-radius-card: 14px;
  --transition: all 0.25s ease-in-out;
}

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

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

body {
  font-family: var(--font-family);
  background-color: var(--color-bg);
  color: var(--color-ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a:hover {
  color: var(--color-accent-dark);
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ==================== BUTTONS ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.6rem;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
  text-align: center;
}

.btn-pill {
  border-radius: var(--border-radius-pill);
}

.btn-accent {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.btn-accent:hover {
  background-color: var(--color-accent-dark);
  color: var(--color-white);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-ink);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-section-gray);
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* ==================== TYPOGRAPHY & SECTIONS ==================== */
.section {
  padding: 5.5rem 0;
}

.text-center {
  text-align: center;
}

.section-header {
  max-width: 680px;
  margin: 0 auto 3.5rem auto;
}

.section-kicker {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-ink);
  line-height: 1.25;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-ink-muted);
}

/* ==================== 1. STICKY HEADER ==================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 2px 10px rgba(21, 101, 192, 0.05);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--color-ink);
  font-size: 1.25rem;
  font-weight: 600;
}

.brand-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background-color: var(--color-section-gray);
  color: var(--color-accent);
  border-radius: var(--border-radius-pill);
}

.brand-text strong {
  color: var(--color-accent);
  font-weight: 800;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 1.8rem;
}

.nav-link {
  position: relative;
  color: var(--color-ink);
  font-weight: 600;
  font-size: 0.95rem;
  padding-bottom: 4px;
}

/* Underline-style nav from design brief */
.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0%;
  height: 2px;
  background-color: var(--color-accent);
  transition: width 0.25s ease;
}

.nav-link:hover::after,
.nav-link:focus::after {
  width: 100%;
}

.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  flex-direction: column;
  gap: 5px;
}

.mobile-nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-ink);
  transition: var(--transition);
}

/* ==================== 2. TWO-COLUMN HERO ==================== */
.hero-section {
  padding: 4.5rem 0 5rem 0;
  background-color: var(--color-white);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.badge-pill {
  display: inline-block;
  background-color: var(--color-section-gray);
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0.35rem 1rem;
  border-radius: var(--border-radius-pill);
  margin-bottom: 1.2rem;
}

.hero-title {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-ink);
  margin-bottom: 1.2rem;
}

.hero-lead {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--color-ink-muted);
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.2rem;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.8rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.stars {
  color: var(--color-accent);
  font-size: 1rem;
  letter-spacing: 1px;
}

.trust-icon {
  color: var(--color-accent);
}

.trust-text {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-ink);
}

.hero-accent-panel {
  background-color: var(--color-accent);
  color: var(--color-white);
  padding: 2.5rem 2.2rem;
  border-radius: var(--border-radius-card);
}

.panel-header {
  margin-bottom: 1.8rem;
}

.panel-header h3 {
  font-size: 1.45rem;
  font-weight: 700;
  margin-top: 0.8rem;
  margin-bottom: 0.3rem;
}

.panel-header p {
  font-size: 0.92rem;
  opacity: 0.9;
}

.panel-trust-list {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  margin-bottom: 1.8rem;
}

.panel-trust-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
}

.panel-bullet-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: var(--border-radius-pill);
  background-color: var(--color-white);
  color: var(--color-accent);
  font-weight: 800;
  font-size: 0.8rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.panel-trust-list strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
}

.panel-trust-list p {
  font-size: 0.85rem;
  opacity: 0.88;
  margin-top: 0.2rem;
}

.panel-footer-note {
  border-top: 1px solid rgba(255, 255, 255, 0.25);
  padding-top: 1rem;
  font-size: 0.82rem;
  opacity: 0.92;
  text-align: center;
}

/* ==================== 3. SERVICES GRID ==================== */
.services-section {
  background-color: var(--color-white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.service-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-card);
  padding: 1.8rem 1.4rem;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.service-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-3px);
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background-color: var(--color-section-gray);
  color: var(--color-accent);
  border-radius: 12px;
  margin-bottom: 1.2rem;
}

.card-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  color: var(--color-ink);
}

.card-text {
  font-size: 0.92rem;
  color: var(--color-ink-muted);
  line-height: 1.55;
}

/* ==================== 4. ABOUT SECTION (ALTERNATING BACKGROUND) ==================== */
.about-section {
  background-color: var(--color-section-gray);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
}

.about-intro {
  font-size: 1.05rem;
  color: var(--color-ink);
  margin-bottom: 1rem;
}

.about-text-col p {
  color: var(--color-ink-muted);
  margin-bottom: 1.2rem;
}

.about-bullets {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.about-bullets li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--color-ink);
}

.check-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: var(--border-radius-pill);
  background-color: var(--color-accent);
  color: var(--color-white);
  font-weight: 800;
  font-size: 0.75rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.facts-accent-card {
  background-color: var(--color-accent);
  color: var(--color-white);
  padding: 2.5rem;
  border-radius: var(--border-radius-card);
}

.facts-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 1.8rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  padding-bottom: 0.8rem;
}

.facts-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.8rem 1.4rem;
  margin-bottom: 1.8rem;
}

.fact-item {
  display: flex;
  flex-direction: column;
}

.fact-num {
  font-size: 2.1rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 0.3rem;
}

.fact-label {
  font-size: 0.85rem;
  opacity: 0.9;
  line-height: 1.35;
}

.facts-badge-pill {
  background-color: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 0.6rem 1rem;
  border-radius: var(--border-radius-pill);
  text-align: center;
  font-size: 0.82rem;
  font-weight: 600;
}

/* ==================== 5. TESTIMONIALS ==================== */
.testimonials-section {
  background-color: var(--color-white);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
}

.testimonial-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-card);
  padding: 2rem 1.6rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial-rating {
  color: var(--color-accent);
  letter-spacing: 2px;
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.testimonial-quote {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-ink-muted);
  margin-bottom: 1.8rem;
  font-style: normal;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.author-avatar-shape {
  width: 44px;
  height: 44px;
  background-color: var(--color-section-gray);
  color: var(--color-accent);
  border-radius: var(--border-radius-pill);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}

.author-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-ink);
}

.author-boat {
  font-size: 0.82rem;
  color: var(--color-ink-muted);
  display: block;
}

/* ==================== 6. CONTACT SPLIT ==================== */
.contact-section {
  background-color: var(--color-section-gray);
}

.contact-split {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3.5rem;
  align-items: flex-start;
}

.contact-lead {
  font-size: 1.05rem;
  color: var(--color-ink-muted);
  margin-bottom: 2rem;
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  margin-bottom: 2.2rem;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.info-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: var(--border-radius-pill);
  background-color: var(--color-white);
  color: var(--color-accent);
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(21, 101, 192, 0.08);
}

.info-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  letter-spacing: 0.05em;
}

.info-value {
  font-size: 1.05rem;
  color: var(--color-ink);
  font-weight: 600;
}

.info-link {
  color: var(--color-accent);
}

.info-link:hover {
  text-decoration: underline;
}

.social-media-block {
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.social-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 0.75rem;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.social-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.9rem;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-pill);
  color: var(--color-ink);
  font-size: 0.82rem;
  font-weight: 600;
}

.social-pill:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

/* Form Styling */
.form-wrapper {
  background-color: var(--color-white);
  padding: 2.5rem;
  border-radius: var(--border-radius-card);
  box-shadow: 0 4px 20px rgba(21, 101, 192, 0.06);
}

.form-title {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--color-ink);
  margin-bottom: 0.4rem;
}

.form-desc {
  font-size: 0.92rem;
  color: var(--color-ink-muted);
  margin-bottom: 1.8rem;
}

.inquiry-form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-ink);
}

.form-control {
  font-family: var(--font-family);
  font-size: 0.95rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-white);
  color: var(--color-ink);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(21, 101, 192, 0.15);
}

.form-checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--color-ink-muted);
  margin: 0.4rem 0;
}

.form-checkbox-group input[type="checkbox"] {
  margin-top: 0.2rem;
  accent-color: var(--color-accent);
}

.form-submit-btn {
  width: 100%;
  padding: 0.9rem;
  font-size: 1rem;
}

.form-status {
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.9rem;
  display: none;
}

.form-status.success {
  display: block;
  background-color: #e8f5e9;
  color: #2e7d32;
  border: 1px solid #c8e6c9;
}

.form-status.error {
  display: block;
  background-color: #ffebee;
  color: #c62828;
  border: 1px solid #ffcdd2;
}

/* ==================== 7. FOOTER ==================== */
.site-footer {
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  padding: 4.5rem 0 0 0;
}

.footer-container {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3.5rem;
}

.footer-tagline {
  font-size: 0.92rem;
  color: var(--color-ink-muted);
  margin-top: 1rem;
  max-width: 320px;
}

.footer-heading {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 1.2rem;
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-nav-list a {
  color: var(--color-ink-muted);
  font-size: 0.92rem;
}

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

.footer-address,
.footer-phone {
  font-size: 0.92rem;
  color: var(--color-ink-muted);
  line-height: 1.6;
}

.footer-phone {
  margin-top: 0.8rem;
  font-weight: 600;
}

.footer-phone a {
  color: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding: 1.5rem 0;
  font-size: 0.85rem;
  color: var(--color-ink-muted);
  background-color: var(--color-white);
}

.footer-bottom-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-sublink {
  color: var(--color-ink-muted);
}

.footer-sublink:hover {
  color: var(--color-accent);
}

/* ==================== MODAL ==================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(26, 35, 50, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 1.5rem;
}

.modal-backdrop.is-active {
  display: flex;
}

.modal-dialog {
  background-color: var(--color-white);
  border-radius: var(--border-radius-card);
  max-width: 580px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--color-border);
}

.modal-header h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-ink);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.8rem;
  line-height: 1;
  color: var(--color-ink-muted);
  cursor: pointer;
}

.modal-close:hover {
  color: var(--color-ink);
}

.modal-body {
  padding: 1.8rem 2rem;
  font-size: 0.92rem;
  color: var(--color-ink-muted);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  line-height: 1.6;
}

.modal-body strong {
  color: var(--color-ink);
}

.modal-footer {
  padding: 1.2rem 2rem;
  border-top: 1px solid var(--color-border);
  text-align: right;
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .hero-panel-wrapper {
    max-width: 600px;
    margin: 0 auto;
  }
  .about-grid {
    grid-template-columns: 1fr;
  }
  .footer-container {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .mobile-nav-toggle {
    display: flex;
  }
  .site-nav {
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
    display: none;
  }
  .site-nav.is-open {
    display: flex;
  }
  .nav-list {
    flex-direction: column;
    gap: 1.2rem;
    width: 100%;
    text-align: center;
  }
  .header-cta {
    width: 100%;
  }
  .hero-title {
    font-size: 2.1rem;
  }
  .section-title {
    font-size: 1.85rem;
  }
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  .contact-split {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .footer-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
  .facts-list {
    grid-template-columns: 1fr;
  }
  .hero-actions .btn {
    width: 100%;
  }
}