/* ======================================================
   HighSight Studio — Portfolio Stylesheet
   Dark cinematic aesthetic with warm gold accents
   ====================================================== */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Playfair+Display:ital,wght@0,400;0,700;1,400&display=swap');

/* ---------- Design Tokens ---------- */
:root {
  /* Colour Palette */
  --bg-primary: #0a0a0a;
  --bg-secondary: #111111;
  --bg-card: rgba(255, 255, 255, 0.04);
  --bg-glass: rgba(255, 255, 255, 0.06);
  --border-glass: rgba(255, 255, 255, 0.08);

  --text-primary: #f5f0eb;
  --text-secondary: #9a958f;
  --text-muted: #5a5650;

  --accent: #c9a84c;
  --accent-light: #e8d48b;
  --accent-glow: rgba(201, 168, 76, 0.25);

  --gradient-gold: linear-gradient(135deg, #c9a84c 0%, #e8d48b 50%, #c9a84c 100%);
  --gradient-dark: linear-gradient(180deg, #0a0a0a 0%, #141414 100%);

  /* Typography */
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Outfit', system-ui, sans-serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 5rem;
  --space-3xl: 8rem;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  /* Transition */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --transition-fast: 0.2s var(--ease-out);
  --transition-med: 0.4s var(--ease-out);
  --transition-slow: 0.7s var(--ease-out);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 10px;
}

/* ---------- Utility ---------- */
.container {
  width: 92%;
  max-width: 1280px;
  margin-inline: auto;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-lg);
}
.section-label::before {
  content: '';
  width: 28px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.7;
}

/* ---------- 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 var(--ease-out), visibility 0.6s;
}
#preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.preloader-logo {
  font-family: var(--font-heading);
  font-size: 2rem;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: pulse-glow 1.5s ease-in-out infinite;
}
@keyframes pulse-glow {
  0%, 100% { opacity: 0.5; transform: scale(0.98); }
  50% { opacity: 1; transform: scale(1); }
}

/* ---------- Navigation ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-md) 0;
  transition: background var(--transition-med), box-shadow var(--transition-med);
}
.navbar.scrolled {
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border-glass);
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.nav-logo span {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.nav-links {
  display: flex;
  gap: var(--space-lg);
}
.nav-links a {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition-med);
}
.nav-links a:hover {
  color: var(--text-primary);
}
.nav-links a:hover::after {
  width: 100%;
}

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition-fast);
  border-radius: 2px;
}

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}
.hero::before {
  content: '';
  position: absolute;
  width: 600px;
  max-width: 100vw;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  top: -100px;
  right: -150px;
  pointer-events: none;
  animation: float-orb 8s ease-in-out infinite;
}
.hero::after {
  content: '';
  position: absolute;
  width: 400px;
  max-width: 100vw;
  height: 400px;
  background: radial-gradient(circle, rgba(201, 168, 76, 0.08) 0%, transparent 70%);
  bottom: -50px;
  left: -100px;
  pointer-events: none;
  animation: float-orb 10s ease-in-out infinite reverse;
}
@keyframes float-orb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -40px) scale(1.05); }
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}
.hero-content {
  position: relative;
  z-index: 2;
}
.hero-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(201, 168, 76, 0.3);
  padding: var(--space-xs) var(--space-md);
  border-radius: 50px;
  margin-bottom: var(--space-lg);
}
.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.08;
  margin-bottom: var(--space-lg);
}
.hero-title .highlight {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 480px;
  line-height: 1.8;
  margin-bottom: var(--space-xl);
}
.hero-cta {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 14px 32px;
  border-radius: 50px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  border: none;
}
.btn:hover {
  transform: translateY(-2px);
}
.btn-primary {
  background: var(--gradient-gold);
  color: #0a0a0a;
  box-shadow: 0 4px 20px var(--accent-glow);
}
.btn-primary:hover {
  box-shadow: 0 8px 30px rgba(201, 168, 76, 0.35);
}
.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
}
.btn-outline:hover {
  border-color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
}

/* Hero image */
.hero-image-wrapper {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
}
.hero-image-frame {
  position: relative;
  width: 400px;
  max-width: 100%;
  aspect-ratio: 3/4;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 2px solid rgba(201, 168, 76, 0.2);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6), 0 0 60px var(--accent-glow);
}
.hero-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-image-frame::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(10, 10, 10, 0.5) 100%);
  pointer-events: none;
}

/* Floating badges on hero image */
.hero-badge {
  position: absolute;
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-primary);
  z-index: 3;
  white-space: nowrap;
}
.hero-badge.badge-top {
  top: 20px;
  right: -30px;
  animation: float-badge 3s ease-in-out infinite;
}
.hero-badge.badge-bottom {
  bottom: 40px;
  left: -30px;
  animation: float-badge 4s ease-in-out infinite 1s;
}
.hero-badge .badge-icon {
  font-size: 1.1rem;
  margin-right: 6px;
}
@keyframes float-badge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ---------- Stats Bar ---------- */
.stats-bar {
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--border-glass);
  border-bottom: 1px solid var(--border-glass);
}
.stats-bar .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  text-align: center;
}
.stat-item {
  padding: var(--space-md);
}
.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--space-xs);
}
.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
}

/* ---------- About ---------- */
.about {
  padding: var(--space-3xl) 0;
}
.about .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}
.about-image-col {
  position: relative;
}
.about-image-main {
  width: 100%;
  aspect-ratio: 4/5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-glass);
}
.about-image-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.about-accent-box {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 160px;
  padding: var(--space-md);
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  text-align: center;
}
.about-accent-box .accent-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
}
.about-accent-box .accent-text {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.about-content p {
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.8;
  font-size: 1rem;
}

/* Tools grid */
.tools-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}
.tool-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-primary);
  transition: var(--transition-fast);
}
.tool-tag:hover {
  border-color: var(--accent);
  background: rgba(201, 168, 76, 0.08);
}
.tool-tag .tool-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

/* ---------- Services ---------- */
.services {
  padding: var(--space-3xl) 0;
  background: var(--gradient-dark);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: transform var(--transition-med), border-color var(--transition-med), box-shadow var(--transition-med);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-gold);
  opacity: 0;
  transition: opacity var(--transition-med);
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(201, 168, 76, 0.2);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.4);
}
.service-card:hover::before {
  opacity: 1;
}
.service-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: rgba(201, 168, 76, 0.1);
  font-size: 1.5rem;
  margin-bottom: var(--space-lg);
}
.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}
.service-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ---------- Portfolio / Video Showcase ---------- */
.portfolio {
  padding: var(--space-3xl) 0;
}
.portfolio-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}
.portfolio-header .section-subtitle {
  margin-inline: auto;
}

/* Category filter */
.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}
.filter-btn {
  padding: 10px 24px;
  border-radius: 50px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
}
.filter-btn:hover,
.filter-btn.active {
  background: rgba(201, 168, 76, 0.12);
  border-color: var(--accent);
  color: var(--accent);
}

/* Video grid */
.video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
.video-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-med), box-shadow var(--transition-med);
}
.video-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}
.video-wrapper {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 */
  background: #000;
}
.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* Placeholder state (before YouTube link is added) */
.video-placeholder {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a1a1a 0%, #0d0d0d 100%);
  color: var(--text-muted);
  gap: var(--space-sm);
}
.video-placeholder .placeholder-icon {
  font-size: 2.5rem;
  opacity: 0.4;
}
.video-placeholder span {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.video-info {
  padding: var(--space-md) var(--space-lg);
}
.video-info h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-primary);
}
.video-info p {
  font-size: 0.8rem;
  color: var(--text-secondary);
}
.video-info .video-tag {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(201, 168, 76, 0.1);
  padding: 3px 10px;
  border-radius: 50px;
  margin-top: 8px;
}

/* ---------- Collaborators ---------- */
.collaborators {
  padding: var(--space-3xl) 0;
  background: var(--gradient-dark);
  text-align: center;
}
.collab-grid {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}
.collab-item {
  padding: var(--space-lg) var(--space-xl);
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  transition: var(--transition-med);
  min-width: 130px;
}
.collab-item:hover {
  border-color: var(--accent);
  box-shadow: 0 0 30px var(--accent-glow);
  transform: translateY(-3px);
}
.collab-item .collab-role {
  display: block;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 6px;
}

/* ---------- Contact ---------- */
.contact {
  padding: var(--space-3xl) 0;
  text-align: center;
}
.contact-card {
  max-width: 600px;
  margin: var(--space-xl) auto 0;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.contact-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}
.contact-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 16px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition-fast);
}
.contact-link:hover {
  border-color: var(--accent);
  background: rgba(201, 168, 76, 0.06);
}
.contact-link .link-icon {
  font-size: 1.2rem;
}

/* ---------- Footer ---------- */
.footer {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--border-glass);
  text-align: center;
}
.footer p {
  font-size: 0.8rem;
  color: var(--text-muted);
}
.footer .footer-brand {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--accent);
}

/* ---------- Scroll-driven Reveal Animation ---------- */
@media (prefers-reduced-motion: no-preference) {
  @supports ((animation-timeline: view()) and (animation-range: entry)) {
    @keyframes fade-up-in {
      from {
        opacity: 0;
        transform: translateY(40px);
      }
    }
    .reveal {
      animation: fade-up-in auto linear backwards;
      animation-timeline: view();
      animation-range: entry 0% entry 40%;
    }
  }
}

/* Fallback reveal via JS-added class */
.reveal-fallback {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal-fallback.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-description {
    margin-inline: auto;
  }
  .hero-cta {
    justify-content: center;
  }
  .hero-image-wrapper {
    order: -1;
  }
  .hero-image-frame {
    width: 100%;
    max-width: 300px;
  }
  .hero-badge.badge-top {
    right: calc(50% - 200px);
  }
  .hero-badge.badge-bottom {
    left: calc(50% - 200px);
  }

  .about .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .about-content {
    order: 2;
  }
  .about-image-col {
    order: 1;
    max-width: 400px;
    margin-inline: auto;
  }

  .services-grid {
    grid-template-columns: 1fr 1fr;
  }

  .video-grid {
    grid-template-columns: 1fr 1fr;
  }

  .stats-bar .container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 10, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    z-index: 90;
  }
  .nav-links.open {
    display: flex;
  }
  .nav-links a {
    font-size: 1.2rem;
  }
  .nav-toggle {
    display: flex;
    z-index: 95;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }
  .video-grid {
    grid-template-columns: 1fr;
  }
  .stats-bar .container {
    grid-template-columns: 1fr 1fr;
  }
  .hero-badge {
    display: none;
  }
}

@media (max-width: 480px) {
  .stats-bar .container {
    grid-template-columns: 1fr;
  }
}