/**
 * GCP — Sections
 * Layout for hero, about, services, fleet, advantages, gallery, faq, contact, footer.
 */

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(155deg, var(--color-primary) 0%, var(--color-primary-dark) 40%, var(--color-primary-deep) 100%);
  color: var(--color-white);
  isolation: isolate;
}

/* Parallax background layer — translated via JS on scroll */
/* Real background photograph — sits behind everything else in the hero */
.hero__photo {
  position: absolute;
  inset: -10% -10%;
  z-index: -3;
  background-image: url('../img/hero-bg.webp');
  background-size: cover;
  background-position: center 40%;
  will-change: transform;
}

/* Brand-colored wash over the photo: keeps the palette on-brand and gives
   the white text somewhere reliable to sit, whatever the photo looks like. */
.hero__bg {
  position: absolute;
  inset: -10% -10%;
  z-index: -2;
  background:
    linear-gradient(155deg, rgba(30, 79, 158, 0.88) 0%, rgba(14, 51, 129, 0.85) 55%, rgba(29, 78, 216, 0.80) 100%),
    radial-gradient(circle at 18% 22%, rgba(96, 165, 250, 0.30), transparent 45%),
    radial-gradient(circle at 82% 78%, rgba(59, 130, 246, 0.25), transparent 50%);
  will-change: transform;
}

.hero__gradient-overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(0deg, var(--color-navy-900) 0%, rgba(16, 26, 51, 0.15) 55%, rgba(16, 26, 51, 0) 75%);
}

.hero__blur-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  z-index: -1;
  pointer-events: none;
}
.hero__blur-shape--1 {
  width: 380px; height: 380px;
  top: 6%; left: -8%;
  background: rgba(96, 165, 250, 0.35);
}
.hero__blur-shape--2 {
  width: 300px; height: 300px;
  bottom: 8%; right: 4%;
  background: rgba(59, 130, 246, 0.28);
}

.hero__orbit-1 { width: 220px; height: 220px; top: 14%; right: 10%; }
.hero__orbit-2 { width: 120px; height: 120px; bottom: 26%; left: 6%; }

.hero__content {
  position: relative;
  padding-top: clamp(6rem, 10vw, 8rem);
  padding-bottom: var(--space-xl);
  width: 100%;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  color: var(--color-primary-light);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.hero__headline {
  font-size: var(--fs-3xl);
  max-width: 16ch;
  margin-bottom: var(--space-md);
}
.hero__headline em {
  font-style: normal;
  color: var(--color-primary); /* fallback if background-clip:text isn't supported */
  background: linear-gradient(90deg, var(--color-primary) 0%, #fff 50%, var(--color-primary) 100%);
  background-size: 220% auto;
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: headline-shimmer 6s linear infinite;
}
@keyframes headline-shimmer {
  0%   { background-position: 0% 50%; }
  100% { background-position: 220% 50%; }
}

.hero__subheadline {
  font-size: var(--fs-md);
  max-width: 46ch;
  color: rgba(255,255,255,0.78);
  margin-bottom: var(--space-lg);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xs);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  width: fit-content;
  max-width: 100%;
}
.stat-chip + .stat-chip { border-left: 1px solid rgba(255, 255, 255, 0.14); }
.stat-chip {
  border-radius: var(--radius-md);
  transition: background var(--duration-fast) var(--ease-out);
}
.stat-chip:hover { background: rgba(255, 255, 255, 0.07); }

.hero__scroll {
  position: absolute;
  bottom: var(--space-md);
  left: 50%;
  translate: -50% 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2xs);
  color: rgba(255,255,255,0.6);
  font-size: var(--fs-xs);
  background: none;
  border: none;
  padding: var(--space-2xs);
  font-family: inherit;
  cursor: pointer;
  transition: color var(--duration-fast) var(--ease-out), translate var(--duration-fast) var(--ease-out);
}
.hero__scroll:hover {
  color: rgba(255,255,255,0.9);
  translate: -50% 2px;
}
.hero__scroll-track {
  width: 22px; height: 36px;
  border: 1.5px solid rgba(255,255,255,0.4);
  border-radius: var(--radius-full);
  position: relative;
}
.hero__scroll-track::before {
  content: '';
  position: absolute;
  top: 6px; left: 50%;
  translate: -50% 0;
  width: 4px; height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-primary-light);
  animation: scroll-drop 1.8s ease-in-out infinite;
}
@keyframes scroll-drop {
  0%   { opacity: 1; transform: translateY(0); }
  70%  { opacity: 0; transform: translateY(14px); }
  100% { opacity: 0; transform: translateY(14px); }
}
@media (prefers-reduced-motion: reduce) {
  .hero__scroll-track::before { animation: none; top: 10px; }
}

/* =========================================================
   About
   ========================================================= */
/* =========================================================
   About
   ========================================================= */
.about {
  display: grid;
  grid-template-columns: repeat(2, 1fr); 
  gap: var(--space-xl);
  align-items: center;
}

.about__media {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3; 
  max-height: 640px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(150deg, var(--color-navy-700), var(--color-primary));
}

.about__media svg { 
  position: absolute; 
  inset: 0; 
  width: 100%; 
  height: 100%; 
}

.about__media img { 
  position: absolute; 
  inset: 0; 
  width: 100%; 
  height: 100%; 
  object-fit: cover; 
  border-radius: inherit;
}

.about__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(16,26,51,0.55) 0%, rgba(16,26,51,0) 35%);
  pointer-events: none;
}

.about__text p { 
  color: var(--color-gray-600); 
  margin-bottom: var(--space-md); 
}

.about__values {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xs);
}


/* =========================================================
   Vision / Mission cards
   ========================================================= */
.vision-mission {
  margin-top: var(--space-xl);
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: var(--space-md);
}

.vm-card {
  position: relative;
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}
.vm-card::after {
  content: '';
  position: absolute;
  top: -50px; right: -50px;
  width: 160px; height: 160px;
  border-radius: 50%;
  background: var(--color-primary-pale);
  opacity: 0.6;
  pointer-events: none;
}
.vm-card--misi::after { background: rgba(35, 74, 134, 0.1); }

.vm-card__icon {
  position: relative;
  z-index: 1;
  width: 56px; height: 56px;
  border-radius: var(--radius-md);
  background: var(--color-primary);
  color: var(--color-white);
  display: grid;
  place-items: center;
  margin-bottom: var(--space-sm);
  box-shadow: var(--shadow-glow);
}
.vm-card--misi .vm-card__icon { background: var(--color-navy-900); box-shadow: none; }

.vm-card h3 {
  position: relative;
  z-index: 1;
  font-size: var(--fs-lg);
  margin-bottom: var(--space-sm);
}
.vm-card > p {
  position: relative;
  z-index: 1;
  color: var(--color-gray-600);
  font-size: var(--fs-sm);
  line-height: var(--lh-normal);
}

.vm-list {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.vm-list li {
  display: flex;
  gap: var(--space-xs);
  align-items: flex-start;
}
.vm-list li svg { flex: none; color: var(--color-primary); margin-top: 1px; }
.vm-list li span {
  font-size: var(--fs-sm);
  color: var(--color-gray-600);
  line-height: var(--lh-normal);
}

/* =========================================================
   Grids
   ========================================================= */
.grid {
  display: grid;
  gap: var(--space-md);
}
.grid--services { grid-template-columns: repeat(4, 1fr); }
.grid--fleet { grid-template-columns: repeat(3, 1fr); }
.grid--advantages { grid-template-columns: repeat(3, 1fr); gap: var(--space-lg) var(--space-md); }
.grid--gallery {
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 240px;
  gap: var(--space-xs);
}
.gallery-item--wide { grid-column: span 2; }
.gallery-item--tall { grid-row: span 2; }

/* =========================================================
   Gallery item + lightbox
   ========================================================= */
.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: zoom-in;
  background: linear-gradient(150deg, var(--color-navy-700), var(--color-navy-500));
}
.gallery-item svg,
.gallery-item img,
.gallery-item video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--duration-base) var(--ease-out);
}
.gallery-item:hover svg,
.gallery-item:hover img,
.gallery-item:hover video { transform: scale(1.06); }
.gallery-item__caption {
  position: absolute;
  inset-inline: 0; bottom: 0;
  padding: var(--space-sm);
  background: linear-gradient(0deg, rgba(16,26,51,0.85), transparent);
  color: var(--color-white);
  font-size: var(--fs-xs);
  font-weight: 600;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--duration-fast) var(--ease-out), transform var(--duration-fast) var(--ease-out);
}
.gallery-item:hover .gallery-item__caption,
.gallery-item:focus-visible .gallery-item__caption { opacity: 1; transform: translateY(0); }


.lightbox {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  background: rgba(9, 14, 28, 0.92);
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
}
.lightbox.is-open { display: flex; }
.lightbox__frame {
  max-width: min(900px, 90vw);
  max-height: 82vh;
  aspect-ratio: 4/3;
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  background: var(--color-navy-700);
}
.lightbox__frame svg, .lightbox__frame img { width: 100%; height: 100%; object-fit: cover; }
.lightbox__frame--video { aspect-ratio: 16/9; background: #000; }
.lightbox__frame video { width: 100%; height: 100%; object-fit: contain; background: #000; }
.lightbox__caption { color: var(--color-white); text-align: center; margin-top: var(--space-sm); font-size: var(--fs-sm); }
.lightbox__close {
  position: absolute;
  top: var(--space-md); right: var(--space-md);
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  color: var(--color-white);
  border: 1px solid rgba(255,255,255,0.25);
  display: grid; place-items: center;
}
.lightbox__nav {
  position: absolute;
  top: 50%; translate: 0 -50%;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  color: var(--color-white);
  border: 1px solid rgba(255,255,255,0.25);
  display: grid; place-items: center;
}
.lightbox__nav--prev { left: max(var(--space-md), calc(50% - 480px)); }
.lightbox__nav--next { right: max(var(--space-md), calc(50% - 480px)); }

/* =========================================================
   FAQ accordion
   ========================================================= */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  max-width: 760px;
  margin-inline: auto;
}
.faq-item {
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-white);
}
.faq-item__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--color-navy-900);
}
.faq-item__icon {
  flex: none;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--color-primary-pale);
  color: var(--color-primary);
  display: grid; place-items: center;
  transition: transform var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out);
}
.faq-item.is-open .faq-item__icon {
  transform: rotate(45deg);
  background: var(--color-primary);
  color: var(--color-white);
}
.faq-item__answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--duration-base) var(--ease-out);
}
.faq-item.is-open .faq-item__answer { grid-template-rows: 1fr; }
.faq-item__answer-inner {
  overflow: hidden;
}
.faq-item__answer-inner p {
  padding: 0 var(--space-md) var(--space-md);
  color: var(--color-gray-600);
  font-size: var(--fs-sm);
}

/* =========================================================
   Contact
   ========================================================= */
.contact {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: var(--space-xl);
}
.contact__info { display: flex; flex-direction: column; gap: var(--space-md); }
.contact__row {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
}
.contact__row-icon {
  flex: none;
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-pale);
  color: var(--color-primary);
  display: grid; place-items: center;
}
.contact__row h4 { font-size: var(--fs-sm); margin-bottom: 2px; }
.contact__row p, .contact__row a { font-size: var(--fs-sm); color: var(--color-gray-600); }
.contact__map {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16/10;
  border: 1px solid var(--color-gray-200);
}
.contact__map iframe { width: 100%; height: 100%; border: 0; }

.form-field { margin-bottom: var(--space-sm); }
.form-field label {
  display: block;
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--color-navy-900);
  margin-bottom: var(--space-3xs);
}
.form-field input, .form-field textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  transition: border-color var(--duration-fast) var(--ease-out);
}
.form-field input:focus, .form-field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background: var(--color-white);
}
.form-field textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: var(--fs-xs); color: var(--color-gray-400); margin-top: var(--space-2xs); }
.form-status {
  display: none;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: var(--fs-sm);
  margin-bottom: var(--space-sm);
}
.form-status.is-success { display: block; background: #DCFCE7; color: #166534; }
.form-status.is-error { display: block; background: #FEE2E2; color: #991B1B; }

/* =========================================================
   Footer
   ========================================================= */
.footer {
  background: var(--color-navy-900);
  color: rgba(255,255,255,0.7);
  padding-block: var(--space-xl) var(--space-md);
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer__brand { display: flex; align-items: center; gap: var(--space-2xs); margin-bottom: var(--space-sm); }
.footer__brand img { height: 36px; }
.footer__brand span { font-family: var(--font-display); font-weight: 700; color: var(--color-white); }
.footer__desc { font-size: var(--fs-sm); max-width: 32ch; }
.footer h5 { color: var(--color-white); font-size: var(--fs-sm); margin-bottom: var(--space-sm); }
.footer__links { display: flex; flex-direction: column; gap: var(--space-2xs); }
.footer__links a { font-size: var(--fs-sm); transition: color var(--duration-fast) var(--ease-out); }
.footer__links a:hover { color: var(--color-primary-light); }
.footer__bottom {
  padding-top: var(--space-md);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-size: var(--fs-xs);
}
.footer__social { display: flex; gap: var(--space-2xs); }
.footer__social a {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  display: grid; place-items: center;
  transition: background var(--duration-fast) var(--ease-out), border-color var(--duration-fast) var(--ease-out);
}
.footer__social a:hover { background: var(--color-primary); border-color: var(--color-primary); }