/* ==========================================================================
   Trefelling Sør - Modern CSS Stylesheet
   ========================================================================== */

/* --- CSS Variables & Design System --- */
:root {
  --color-primary: #1b4332;
  --color-primary-dark: #0f281e;
  --color-primary-light: #2d6a4f;
  --color-accent: #d97706;
  --color-accent-hover: #b45309;
  --color-bg-light: #f8faf8;
  --color-bg-white: #ffffff;
  --color-surface: #ffffff;
  --color-text-main: #1f2937;
  --color-text-muted: #4b5563;
  --color-text-light: #9ca3af;
  --color-border: #e5e7eb;
  --color-border-hover: #cbd5e1;
  --color-success: #16a34a;
  
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  --font-heading: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  
  --container-max-width: 1200px;
  --header-height: 80px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.10), 0 4px 6px rgba(0,0,0,0.05);
  
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

/* --- Global Reset & Base Styles --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

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

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

a {
  color: inherit;
  text-decoration: none;
}

button, input, select, textarea {
  font: inherit;
}

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5rem 0;
}

.section-alt {
  background-color: #f0f4f1;
}

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

/* --- Section Headings --- */
.section-title-wrap {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 3.5rem;
}

.section-tag {
  display: inline-block;
  padding: 0.35rem 1rem;
  background-color: rgba(27, 67, 50, 0.1);
  color: var(--color-primary);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
}

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

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-muted);
}

/* --- Top Bar & Header --- */
.top-bar {
  background-color: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.875rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.top-bar-info {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.top-bar-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.top-bar-item svg {
  width: 16px;
  height: 16px;
  fill: var(--color-accent);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.brand-logo svg {
  width: 34px;
  height: 34px;
  color: var(--color-accent);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  font-weight: 600;
  color: var(--color-text-main);
  transition: var(--transition-fast);
  padding: 0.5rem 0;
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--color-accent);
  border-radius: 2px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(217, 119, 6, 0.25);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--color-primary);
  color: #ffffff;
}

.btn-secondary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-1px);
}

.btn-outline {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background-color: transparent;
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: #ffffff;
}

.btn-white {
  background-color: #ffffff;
  color: var(--color-primary-dark);
}

.btn-white:hover {
  background-color: #f3f4f6;
  transform: translateY(-1px);
}

/* --- Mobile Menu Button & Drawer --- */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-primary);
}

.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 85%;
  max-width: 360px;
  height: 100vh;
  background-color: var(--color-primary-dark);
  color: #ffffff;
  z-index: 1000;
  transition: right 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 2rem 1.5rem;
  box-shadow: -5px 0 25px rgba(0,0,0,0.3);
  display: flex;
  flex-direction: column;
}

.mobile-nav-drawer.open {
  right: 0;
}

.mobile-drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-drawer-overlay.open {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.mobile-drawer-close {
  background: none;
  border: none;
  color: #ffffff;
  font-size: 1.5rem;
  cursor: pointer;
}

.mobile-nav-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mobile-nav-menu a {
  font-size: 1.125rem;
  font-weight: 600;
  display: block;
  padding: 0.5rem 0;
}

.mobile-nav-menu a:hover {
  color: var(--color-accent);
}

/* --- Hero Banner --- */
.hero {
  position: relative;
  background: linear-gradient(135deg, rgba(15, 40, 30, 0.88), rgba(27, 67, 50, 0.78)), url('../images/hero-father-son.jpg') center/cover no-repeat;
  color: #ffffff;
  padding: 6.5rem 0 7.5rem;
  overflow: hidden;
}

.hero-content {
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background-color: rgba(217, 119, 6, 0.25);
  border: 1px solid rgba(217, 119, 6, 0.5);
  color: #fef08a;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: 3.25rem;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: 1.25rem;
  opacity: 0.9;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.hero-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-top: 4rem;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-feature-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
  font-size: 0.95rem;
}

.hero-feature-item svg {
  width: 24px;
  height: 24px;
  color: var(--color-accent);
  flex-shrink: 0;
}

/* --- Services Grid --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.service-card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.75rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  opacity: 0;
  transition: var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-hover);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon-wrap {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background-color: rgba(27, 67, 50, 0.08);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.service-icon-wrap svg {
  width: 32px;
  height: 32px;
}

.service-card-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 0.75rem;
}

.service-card-desc {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 700;
  color: var(--color-primary);
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.service-link:hover {
  color: var(--color-accent);
  gap: 0.6rem;
}

/* --- Rental Highlight Section --- */
.rental-banner {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 3.5rem 2.5rem;
  box-shadow: var(--shadow-lg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.rental-price-badge {
  display: inline-block;
  background-color: var(--color-accent);
  color: #ffffff;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.rental-title {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.rental-desc {
  font-size: 1.05rem;
  opacity: 0.9;
  margin-bottom: 2rem;
}

.rental-specs {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.rental-specs li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
}

.rental-specs svg {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
}

.rental-image-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

/* --- Features / Why Choose Us --- */
.why-us-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
}

.why-us-item {
  display: flex;
  gap: 1.25rem;
}

.why-us-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background-color: rgba(217, 119, 6, 0.12);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.why-us-icon svg {
  width: 26px;
  height: 26px;
}

.why-us-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 0.5rem;
}

.why-us-desc {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* --- Service Areas Grid --- */
.areas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.25rem;
}

.area-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 1.5rem 1rem;
  border-radius: var(--radius-md);
  text-align: center;
  font-weight: 700;
  color: var(--color-primary-dark);
  transition: var(--transition-fast);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.area-card svg {
  width: 28px;
  height: 28px;
  color: var(--color-primary);
}

.area-card:hover {
  border-color: var(--color-primary);
  background-color: rgba(27, 67, 50, 0.04);
  transform: translateY(-2px);
}

/* --- Contact & Quote Form Section --- */
.contact-section-wrap {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3.5rem;
  align-items: start;
}

.contact-info-card {
  background-color: var(--color-primary-dark);
  color: #ffffff;
  padding: 3rem 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.contact-info-title {
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

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

.contact-item-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background-color: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-accent);
}

.contact-item-icon svg {
  width: 20px;
  height: 20px;
}

.contact-item-text label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.7;
}

.contact-item-text a, .contact-item-text p {
  font-size: 1.1rem;
  font-weight: 700;
}

/* Form */
.quote-form-card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 3rem 2.5rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}

.form-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary-dark);
  margin-bottom: 0.5rem;
}

.form-desc {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text-main);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background-color: #fafafa;
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  background-color: #ffffff;
  box-shadow: 0 0 0 3px rgba(27, 67, 50, 0.12);
}

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

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

/* --- Gallery Grid --- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.gallery-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow-md);
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 40, 30, 0.8), transparent);
  opacity: 0;
  transition: var(--transition-fast);
  display: flex;
  align-items: flex-end;
  padding: 1.5rem;
  color: #ffffff;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-title {
  font-size: 1.1rem;
  font-weight: 700;
}

/* Modal Lightbox */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  padding: 2rem;
}

.lightbox-modal.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 2rem;
  color: #ffffff;
  font-size: 2.5rem;
  background: none;
  border: none;
  cursor: pointer;
}

/* --- Footer --- */
.site-footer {
  background-color: var(--color-primary-dark);
  color: #ffffff;
  padding: 4.5rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand p {
  opacity: 0.8;
  font-size: 0.95rem;
  margin-top: 1rem;
  max-width: 320px;
}

.footer-heading {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  color: var(--color-accent);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  opacity: 0.8;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  opacity: 1;
  color: var(--color-accent);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.875rem;
  opacity: 0.7;
}

/* --- Responsive Media Queries --- */
@media (max-width: 992px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .rental-banner {
    grid-template-columns: 1fr;
  }
  
  .contact-section-wrap {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu, .header-cta {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .hero {
    padding: 4rem 0 5rem;
  }
  
  .hero-title {
    font-size: 2.1rem;
  }
  
  .section {
    padding: 3.5rem 0;
  }
  
  .form-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}