/* ═══════════════════════════════════════════════════
   STUDIO SITE — Design System
   ═══════════════════════════════════════════════════ */

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

:root {
  /* Palette */
  --bg:       #0a0a0a;
  --bg-card:  #111111;
  --surface:  #161616;
  --border:   #222222;
  --text:     #e8e8e8;
  --text-dim: #777777;
  --accent:   #c8a862;
  --accent-2: #5ec1ff;

  /* Typography */
  --font-display: 'Space Grotesk', sans-serif;
  --font-body:    'Outfit', sans-serif;

  /* Spacing */
  --section-pad: clamp(80px, 12vh, 160px);
  --side-pad:    clamp(24px, 5vw, 80px);
}

html {
  scroll-behavior: auto; /* Lenis handles smooth scroll */
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body {
  background: var(--bg);
  overflow-x: hidden;
}

/* Selection */
::selection {
  background: var(--accent);
  color: var(--bg);
}

/* ── Shared Components ── */
.section-label {
  font-family: var(--font-display);
  font-size: clamp(11px, 1.2vw, 14px);
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 64px);
  font-weight: 300;
  line-height: 1.15;
  color: var(--text);
}

/* ═══════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--side-pad);
  overflow: hidden;
}

.hero__bg-grain {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  background-size: 200px;
  pointer-events: none;
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
}

.hero__label {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 600;
  letter-spacing: 0.35em;
  color: var(--accent);
  margin-bottom: 32px;
  opacity: 0;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(36px, 6.5vw, 80px);
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero__title-line {
  display: block;
  overflow: hidden;
}

.hero__title-line--accent {
  color: var(--accent);
}

.hero__sub {
  font-family: var(--font-body);
  font-size: clamp(14px, 1.8vw, 20px);
  font-weight: 300;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  opacity: 0;
}

/* Scroll cue */
.hero__scroll-cue {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 2;
}

.hero__scroll-cue span {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: var(--text-dim);
  transform-origin: top;
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { transform: scaleY(1); opacity: 0.4; }
  50%      { transform: scaleY(0.5); opacity: 1; }
}

/* ═══════════════════════════════════════════════════
   WORK SECTION
   ═══════════════════════════════════════════════════ */
.work {
  padding: var(--section-pad) var(--side-pad);
}

.work__header {
  text-align: center;
  margin-bottom: clamp(60px, 8vh, 120px);
}

/* ── Project Block ── */
.project {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-bottom: clamp(80px, 12vh, 160px);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 768px) {
  .project {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
  }

  .project--reverse .project__video-wrap {
    order: 2;
  }

  .project--reverse .project__info {
    order: 1;
  }
}

.project__meta {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 16px;
}

.project__number {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 72px);
  font-weight: 200;
  color: var(--border);
  line-height: 1;
}

.project__category {
  font-family: var(--font-display);
  font-size: clamp(11px, 1vw, 13px);
  font-weight: 600;
  letter-spacing: 0.25em;
  color: var(--accent);
  background: rgba(200, 168, 98, 0.08);
  padding: 6px 16px;
  border-radius: 4px;
  border: 1px solid rgba(200, 168, 98, 0.15);
}

/* Video */
.project__video-wrap {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  background: var(--surface);
  cursor: pointer;
}

.project__video-wrap::before {
  content: '▶ PLAY';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.2em;
  color: white;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 14px 28px;
  border-radius: 50px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  z-index: 3;
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
}

.project__video-wrap:hover::before {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.project__video-wrap.is-playing::before {
  display: none;
}

.project__video {
  width: 100%;
  display: block;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 12px;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.project__video--portrait {
  aspect-ratio: 9 / 16;
  max-height: 70vh;
  margin: 0 auto;
}

.project__video-wrap:hover .project__video {
  transform: scale(1.03);
}

.project__video-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(10, 10, 10, 0.6) 100%);
  pointer-events: none;
  border-radius: 12px;
}

/* Info */
.project__info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.project__title {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 400;
  line-height: 1.2;
}

.project__desc {
  font-family: var(--font-body);
  font-size: clamp(14px, 1.5vw, 17px);
  font-weight: 300;
  line-height: 1.7;
  color: var(--text-dim);
}

.project__link {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--accent);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(200, 168, 98, 0.2);
  transition: border-color 0.3s ease, gap 0.3s ease;
  align-self: flex-start;
}

.project__link:hover {
  border-color: var(--accent);
  gap: 14px;
}

/* ═══════════════════════════════════════════════════
   EDGE SECTION
   ═══════════════════════════════════════════════════ */
.edge {
  padding: var(--section-pad) var(--side-pad);
  border-top: 1px solid var(--border);
}

.edge__content {
  max-width: 1000px;
  margin: 0 auto;
}

.edge__headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 4.5vw, 56px);
  font-weight: 300;
  line-height: 1.2;
  margin-bottom: clamp(48px, 6vh, 80px);
}

.edge__points {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 48px;
}

.edge__point {
  border-left: 1px solid var(--border);
  padding-left: 24px;
  transition: border-color 0.4s ease;
}

.edge__point:hover {
  border-color: var(--accent);
}

.edge__point-number {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 52px);
  font-weight: 200;
  color: var(--accent);
  display: block;
  margin-bottom: 12px;
}

.edge__point p {
  font-family: var(--font-body);
  font-size: clamp(14px, 1.4vw, 16px);
  font-weight: 300;
  line-height: 1.7;
  color: var(--text-dim);
}

/* ═══════════════════════════════════════════════════
   CONTACT SECTION
   ═══════════════════════════════════════════════════ */
.contact {
  padding: var(--section-pad) var(--side-pad);
  border-top: 1px solid var(--border);
}

.contact__content {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
  width: 100%;
}

.contact__headline {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 64px);
  font-weight: 300;
  line-height: 1.15;
  margin-bottom: 48px;
}

/* ── Form ── */
.contact__form {
  text-align: left;
  margin-bottom: 40px;
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

@media (max-width: 600px) {
  .form__row {
    grid-template-columns: 1fr;
  }
}

.form__field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.form__field label {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.form__field input,
.form__field select,
.form__field textarea {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 300;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
  outline: none;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  -webkit-appearance: none;
}

.form__field input::placeholder,
.form__field textarea::placeholder {
  color: #444;
}

.form__field input:focus,
.form__field select:focus,
.form__field textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(200, 168, 98, 0.1);
}

.form__field select {
  cursor: pointer;
  color: var(--text-dim);
}

.form__field select option {
  background: var(--bg);
  color: var(--text);
}

.form__field textarea {
  resize: vertical;
  min-height: 100px;
}

.form__submit {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--bg);
  background: var(--accent);
  border: none;
  border-radius: 50px;
  padding: 16px 40px;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  width: 100%;
  margin-top: 8px;
}

.form__submit:hover {
  background: #d4b46a;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200, 168, 98, 0.2);
}

.form__submit:active {
  transform: translateY(0);
}

/* ── Or divider ── */
.contact__or {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.contact__email {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(14px, 1.5vw, 18px);
  font-weight: 400;
  color: var(--accent);
  text-decoration: none;
  padding: 12px 32px;
  border: 1px solid rgba(200, 168, 98, 0.3);
  border-radius: 60px;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.contact__email::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: -1;
  border-radius: 60px;
}

.contact__email:hover {
  color: var(--bg);
  border-color: var(--accent);
}

.contact__email:hover::before {
  transform: scaleX(1);
}

/* ── Footer ── */
.contact__footer {
  margin-top: clamp(60px, 8vh, 120px);
  padding-top: 32px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.footer__brand {
  text-align: center;
}

.footer__logo {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.3em;
  color: var(--accent);
}

.footer__tagline {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 300;
  color: var(--text-dim);
  margin-top: 4px;
  letter-spacing: 0.05em;
}

.footer__links {
  display: flex;
  gap: 32px;
}

.footer__links a {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.contact__copyright {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: #333;
}

/* ═══════════════════════════════════════════════════
   REVEAL ANIMATION STATES
   ═══════════════════════════════════════════════════ */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Stagger children */
[data-reveal]:nth-child(2) { transition-delay: 0.1s; }
[data-reveal]:nth-child(3) { transition-delay: 0.2s; }
[data-reveal]:nth-child(4) { transition-delay: 0.3s; }

/* ═══════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════ */
@media (max-width: 767px) {
  .project__video--portrait {
    max-height: 50vh;
  }

  .edge__points {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}