/* ============================================
   Signal 022 — Parallax Scroll Website
   Dark theme, scroll-driven animations
   ============================================ */

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

:root {
  --bg-primary: #0a0a0a;
  --bg-secondary: #111111;
  --bg-card: #1a1a1a;
  --text-primary: #f5f5f5;
  --text-secondary: #a0a0a0;
  --accent: #c0a060;
  --accent-hover: #d4b878;
  --accent-dim: rgba(192, 160, 96, 0.15);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --vh: 1vh;
}

html {
  scroll-behavior: auto; /* no smooth scroll — we control it */
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s;
}
a:hover { color: var(--accent-hover); }

/* --- Preloader --- */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
.preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.preloader-inner {
  text-align: center;
}
.preloader-text {
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: 0.3em;
  color: var(--text-primary);
  margin-bottom: 2rem;
}
.preloader-bar {
  width: 200px;
  height: 2px;
  background: rgba(255,255,255,0.1);
  border-radius: 1px;
  overflow: hidden;
  margin: 0 auto 1rem;
}
.preloader-fill {
  width: 0%;
  height: 100%;
  background: var(--accent);
  transition: width 0.15s ease;
}
.preloader-percent {
  font-size: 0.8rem;
  color: var(--text-secondary);
  letter-spacing: 0.15em;
}

/* --- Scroll Progress Bar --- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: var(--accent);
  z-index: 1000;
  transition: none;
}

/* --- Nav Dots --- */
.nav-dots {
  position: fixed;
  right: 1.5rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.nav-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid var(--text-secondary);
  background: transparent;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0;
}
.nav-dot.active {
  background: var(--accent);
  border-color: var(--accent);
  transform: scale(1.3);
}
.nav-dot:hover {
  border-color: var(--accent);
}

/* ============================================
   SECTION 1: VIDEO SEQUENCE HERO
   ============================================ */
.hero-section {
  position: relative;
  height: 500vh; /* scroll space for 121 frames */
  background: #ebebeb;
}

.canvas-wrap {
  position: sticky;
  top: 0;
  width: 100%;
  height: 100vh;
  height: calc(var(--vh, 1vh) * 100);
  overflow: hidden;
}

.scroll-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  will-change: transform;
  image-rendering: auto;
}


/* Hero overlay text */
.hero-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  height: calc(var(--vh, 1vh) * 100);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 8vh;
  pointer-events: none;
  z-index: 10;
}

.hero-text {
  position: absolute;
  bottom: 8vh;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  opacity: 0;
  transition: none; /* JS controls opacity */
}

.hero-text.phase-1 {
  padding: 3rem 5rem 2rem;
  border-radius: 1.5rem;
  background: radial-gradient(ellipse at center bottom, rgba(0,0,0,0.45) 0%, rgba(0,0,0,0.2) 50%, transparent 80%);
}

.hero-title {
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 900;
  letter-spacing: 0.05em;
  color: #ffffff;
  text-shadow:
    0 2px 20px rgba(0,0,0,0.6),
    0 0 60px rgba(0,0,0,0.3),
    0 0 2px rgba(0,0,0,0.8);
}
.hero-title-accent {
  display: block;
  font-size: 0.5em;
  letter-spacing: 0.4em;
  color: var(--accent);
  margin-top: 0.2em;
  text-shadow:
    0 2px 15px rgba(0,0,0,0.5),
    0 0 40px rgba(192,160,96,0.3);
}

.hero-subtitle {
  font-size: clamp(1.2rem, 3vw, 2.5rem);
  font-weight: 300;
  letter-spacing: 0.1em;
  background: linear-gradient(180deg, #1a1a1a 0%, #3d3d3d 40%, #1a1a1a 60%, #4a4a4a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-cta-text {
  font-size: 1rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  background: linear-gradient(180deg, #1a1a1a 0%, #3d3d3d 40%, #1a1a1a 60%, #4a4a4a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.scroll-arrow {
  display: block;
  margin: 1rem auto 0;
  color: var(--accent);
  animation: bounceArrow 2s ease infinite;
}

@keyframes bounceArrow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

/* Gradient fade at bottom of hero → dark */
.hero-fade-bottom {
  display: none;
}

/* Static fallback */
.scroll-static-fallback {
  display: none;
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  background: #e8e8e8;
}
.scroll-static-fallback img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.scroll-static-fallback .hero-overlay {
  position: absolute;
}
.scroll-static-fallback .hero-overlay.static {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  opacity: 1;
}
.scroll-static-fallback .hero-title,
.scroll-static-fallback .hero-subtitle {
  color: #ffffff;
  text-shadow: 0 2px 20px rgba(0,0,0,0.6), 0 0 2px rgba(0,0,0,0.8);
}

@media (prefers-reduced-motion: reduce) {
  .hero-section { display: none; }
  .scroll-static-fallback { display: block; }
  .hero-overlay { position: absolute; }
  .nav-dots { display: none; }
}

/* ============================================
   CONTENT SECTIONS — shared
   ============================================ */
.content-section {
  position: relative;
  padding: 8rem 2rem;
  z-index: 20;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  font-weight: 300;
}

/* ============================================
   SECTION 2: SERVICES
   ============================================ */
.services-section {
  background: var(--bg-primary);
  padding-bottom: 6rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.service-card {
  background: var(--bg-card);
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  will-change: transform;
  opacity: 0;
  transform: translateY(60px);
}
.service-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.service-img-wrap {
  width: 100%;
  height: 200px;
  overflow: hidden;
}
.service-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.service-card:hover .service-img-wrap img {
  transform: scale(1.08);
}

.service-card h3 {
  font-size: 1rem;
  font-weight: 600;
  padding: 1.2rem 1.2rem 0.4rem;
  color: var(--text-primary);
}

.service-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding: 0 1.2rem 1.2rem;
  line-height: 1.5;
}

/* ============================================
   SECTION 3: PORTFOLIO FILMSTRIP
   ============================================ */
.portfolio-section {
  background: var(--bg-secondary);
  padding: 8rem 0;
  overflow: hidden;
}

.portfolio-section .section-header {
  padding: 0 2rem;
}

.filmstrip-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.filmstrip-track {
  overflow: hidden;
  width: 100%;
}

.filmstrip-inner {
  display: flex;
  gap: 1rem;
  will-change: transform;
}

.filmstrip-inner img {
  height: 220px;
  width: auto;
  min-width: 300px;
  object-fit: cover;
  border-radius: 8px;
  flex-shrink: 0;
  transition: filter 0.3s ease;
}
.filmstrip-inner img:hover {
  filter: brightness(1.2);
  cursor: pointer;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.lightbox.active {
  opacity: 1;
  pointer-events: auto;
}
.lightbox-img {
  max-width: 92vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 6px;
  transform: scale(0.9);
  transition: transform 0.3s ease;
}
.lightbox.active .lightbox-img {
  transform: scale(1);
}
.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: #fff;
  font-size: 2.5rem;
  cursor: pointer;
  line-height: 1;
  z-index: 1;
}

/* ============================================
   SECTION 4: YACHT SPOTLIGHT
   ============================================ */
.yacht-section {
  background: var(--bg-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  padding: 6rem 2rem;
}

.yacht-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}
.yacht-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.25) saturate(0.7);
  transform: scale(1.1);
  will-change: transform;
}

.yacht-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  margin: 0 auto 4rem;
  text-align: center;
}

.yacht-label {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.4rem 1.2rem;
  border-radius: 20px;
  margin-bottom: 1.5rem;
}

.yacht-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.yacht-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.yacht-gallery {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  max-width: 1000px;
  margin: 0 auto;
}

.yacht-gallery-item {
  border-radius: 8px;
  overflow: hidden;
  will-change: transform;
}
.yacht-gallery-item img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.yacht-gallery-item:hover img {
  transform: scale(1.05);
}

/* ============================================
   SECTION 5: ABOUT
   ============================================ */
.about-section {
  background: var(--bg-secondary);
}

.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  max-width: 1100px;
  margin: 0 auto 5rem;
  align-items: center;
}

.about-text h2 {
  margin-bottom: 1.5rem;
}
.about-text p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  font-size: 1.05rem;
  line-height: 1.8;
}

.about-image {
  border-radius: 12px;
  overflow: hidden;
  will-change: transform;
}
.about-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.stat {
  padding: 2rem 1rem;
}
.stat-number {
  font-size: 3rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
}
.stat-suffix {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}
.stat-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
  letter-spacing: 0.05em;
}

/* ============================================
   SECTION 6: CONTACT
   ============================================ */
.contact-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
}

.contact-bg-map {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.2;
  filter: grayscale(1) brightness(0.4);
}
.contact-bg-map iframe {
  width: 100%;
  height: 100%;
}

.contact-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  width: 100%;
  text-align: center;
}

.contact-content .section-title { margin-bottom: 0.5rem; }
.contact-content .section-subtitle { margin-bottom: 3rem; }

.contact-form {
  text-align: left;
  margin-bottom: 3rem;
}

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

.form-group.full {
  margin-bottom: 1rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 0.9rem 1.2rem;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 0.95rem;
  transition: border-color 0.3s ease;
  outline: none;
}
.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--text-secondary);
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--accent);
}
.contact-form select {
  cursor: pointer;
  color: var(--text-secondary);
}
.contact-form select option {
  background: var(--bg-card);
}
.contact-form textarea {
  resize: vertical;
  min-height: 100px;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.9rem 2.5rem;
  background: var(--accent);
  color: var(--bg-primary);
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.3s ease, transform 0.2s ease;
  letter-spacing: 0.03em;
}
.btn:hover {
  background: var(--accent-hover);
  color: var(--bg-primary);
  transform: translateY(-2px);
}
.btn-submit {
  width: 100%;
}

.contact-info {
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}
.contact-item {
  text-align: center;
}
.contact-item strong {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-secondary);
  margin-bottom: 0.3rem;
}
.contact-item span,
.contact-item a {
  font-size: 0.95rem;
  color: var(--text-primary);
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--bg-secondary);
  padding: 2rem;
  border-top: 1px solid rgba(255,255,255,0.05);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ============================================
   PARALLAX FADE UTILITY
   ============================================ */
[data-parallax-fade] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
[data-parallax-fade].visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .yacht-gallery {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-dots { display: none; }

  .hero-section {
    height: 400vh;
  }

  .hero-title {
    font-size: clamp(2rem, 10vw, 4rem);
  }

  .content-section {
    padding: 5rem 1.2rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .service-img-wrap { height: 180px; }

  .filmstrip-track {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .filmstrip-track::-webkit-scrollbar {
    display: none;
  }
  .filmstrip-inner {
    will-change: auto;
    padding: 0 1rem;
  }
  .filmstrip-inner img {
    height: 180px;
    min-width: 260px;
  }

  .yacht-gallery {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }
  .yacht-gallery-item img {
    height: 200px;
  }

  .about-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .about-image img { height: 250px; }

  .stats-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
  .stat-number { font-size: 2.2rem; }

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

  .contact-info {
    flex-direction: column;
    gap: 1.5rem;
  }

  .footer-inner {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-section { height: 350vh; }
  .filmstrip-inner img {
    height: 130px;
    min-width: 180px;
  }
  .stats-row { grid-template-columns: 1fr 1fr; }
}