/* ============================================================
   PROJECT PAGE — FLWLESS 2.0
   Shared styles for all project pages (Ocean Cabin, Desert Home,
   Urban Oasis, etc.). Uses design tokens from style.css.
   ============================================================ */


/* ============================================================
   BASE
   ============================================================ */

.project-page {
  background: var(--c-bg);
  color: var(--c-ink);
  overflow-x: hidden;
}

.project-page *,
.project-page *::before,
.project-page *::after {
  box-sizing: border-box;
}


/* ============================================================
   01  HERO — full viewport, video background
   ============================================================ */

.proj-hero {
  position: relative;
  height: 100svh;
  min-height: 600px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}

.proj-hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.proj-hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.proj-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(14,13,12,0.15) 0%,
    rgba(14,13,12,0.0)  35%,
    rgba(14,13,12,0.70) 78%,
    rgba(14,13,12,1.0)  100%
  );
}

.proj-hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
  padding-bottom: clamp(60px, 8vw, 120px);
}

.proj-hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

.proj-hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}

.proj-hero-eyebrow::before {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--c-accent);
  flex-shrink: 0;
}

.proj-hero-title {
  font-family: var(--font-head);
  font-size: clamp(3.8rem, 10vw, 10.5rem);
  font-weight: 300;
  letter-spacing: -0.025em;
  line-height: 0.9;
  text-transform: uppercase;
  color: var(--c-ink);
  margin-bottom: clamp(24px, 3vw, 40px);
  max-width: 18ch;
}

.proj-hero-meta {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
  margin-bottom: clamp(28px, 4vw, 44px);
}

.proj-hero-meta-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.proj-hero-meta-label {
  font-family: var(--font-head);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--c-ink-3);
}

.proj-hero-meta-value {
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  color: var(--c-ink-2);
}

.proj-hero-meta-divider {
  width: 1px;
  height: 28px;
  background: var(--c-line-2);
  align-self: center;
}

.proj-hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* Scroll hint */
.proj-hero-scroll {
  position: absolute;
  bottom: 40px;
  right: var(--pad-x);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.proj-hero-scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--c-accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

/* reuse homepage keyframe if loaded; define fallback */
@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50%       { opacity: 1;   transform: scaleY(1.15); }
}

@media (max-width: 600px) {
  .proj-hero-title {
    font-size: clamp(3rem, 13vw, 5rem);
    letter-spacing: -0.015em;
  }
  .proj-hero-meta-divider { display: none; }
}


/* ============================================================
   02  SECTION SHARED UTILS
   ============================================================ */

.proj-section {
  padding: clamp(80px, 10vw, 160px) 0;
}

.proj-section--flush {
  padding-top: 0;
}

.proj-shell {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

.proj-eyebrow {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
}

.proj-eyebrow::before {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--c-accent);
  flex-shrink: 0;
}

.proj-rule {
  height: 1px;
  background: var(--c-line);
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

.proj-rule-full {
  height: 1px;
  background: var(--c-line);
}


/* ============================================================
   03  CINEMATIC — YouTube embed
   ============================================================ */

.proj-cinematic {
  padding: clamp(60px, 8vw, 120px) 0;
}

.proj-cinematic-header {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  margin-bottom: clamp(28px, 4vw, 48px);
}

.proj-cinematic-title {
  font-family: var(--font-head);
  font-size: clamp(2.4rem, 5vw, 5.2rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 0.95;
  text-transform: uppercase;
  color: var(--c-ink);
}

.proj-cinematic-frame {
  width: 100%;
  padding: 0 var(--pad-x);
  max-width: var(--max-w);
  margin: 0 auto;
}

.proj-cinematic-embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--c-bg-2);
  overflow: hidden;
}

.proj-cinematic-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}


/* ============================================================
   04  GAUSSIAN SPLAT — interactive environment
   ============================================================ */

.proj-splat {
  padding: clamp(80px, 10vw, 160px) 0 0;
}

.proj-splat-header {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  margin-bottom: clamp(36px, 5vw, 64px);
}

.proj-splat-title {
  font-family: var(--font-head);
  font-size: clamp(2.4rem, 5vw, 5.2rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 0.95;
  text-transform: uppercase;
  color: var(--c-ink);
  margin-bottom: 18px;
}

.proj-splat-body {
  max-width: 52ch;
}

/* Stage: edge-to-edge, respects pad-x */
.proj-splat-stage {
  width: 100%;
  padding: 0 var(--pad-x);
}

.proj-splat-frame {
  width: 100%;
  aspect-ratio: 16 / 9;
  max-height: 82vh;
  background: var(--c-bg-2);
  overflow: hidden;
  position: relative;
}

/* When real splat is live — fill the frame */
.proj-splat-frame iframe,
.proj-splat-frame canvas,
.proj-splat-frame > *:not(.proj-splat-placeholder) {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* Placeholder state */
.proj-splat-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-bg-2);
}

.proj-splat-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--c-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--c-line) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.45;
}

.proj-splat-placeholder-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
  padding: var(--pad-x);
}

.proj-splat-icon {
  color: var(--c-accent);
  opacity: 0.75;
}

.proj-splat-placeholder-label {
  color: var(--c-ink);
}

.proj-splat-placeholder-body {
  max-width: 38ch;
  color: var(--c-ink-2);
}

.proj-splat-badge {
  display: inline-block;
  padding: 6px 18px;
  border: 1px solid var(--c-accent-dim);
  color: var(--c-accent);
  font-family: var(--font-head);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  margin-top: 8px;
}

/* Caption bar */
.proj-splat-caption {
  padding: 14px var(--pad-x);
  background: var(--c-bg-2);
  border-top: 1px solid var(--c-line);
}

.proj-splat-caption-text {
  max-width: var(--max-w);
  margin: 0 auto;
  font-family: var(--font-head);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--c-ink-3);
  display: flex;
  align-items: center;
  gap: 10px;
}

.proj-splat-caption-text::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-accent);
  flex-shrink: 0;
  animation: splatPulse 2.4s ease-in-out infinite;
}

@keyframes splatPulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50%       { opacity: 1;   transform: scale(1.4); }
}

/* Live state: hide placeholder + poster, show caption pulse */
.proj-splat-frame.is-live .proj-splat-placeholder,
.proj-splat-frame.is-live .proj-splat-poster {
  display: none;
}

/* ============================================================
   SPLAT POSTER — click-to-activate overlay
   ============================================================ */

.proj-splat-poster {
  position: absolute;
  inset: 0;
  z-index: 2;
  cursor: pointer;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.proj-splat-poster-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 800ms cubic-bezier(0.22, 1, 0.36, 1), filter 400ms ease;
  filter: brightness(0.70);
}

.proj-splat-poster:hover .proj-splat-poster-img {
  transform: scale(1.03);
  filter: brightness(0.50);
}

.proj-splat-poster-cta {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  text-align: center;
  pointer-events: none;
  transition: transform 300ms cubic-bezier(0.22, 1, 0.36, 1);
}

.proj-splat-poster:hover .proj-splat-poster-cta {
  transform: scale(1.04);
}

.proj-splat-poster-icon {
  width: 72px;
  height: 72px;
  border: 1px solid rgba(240,237,232,0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-ink);
  background: rgba(14,13,12,0.3);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: background 300ms ease, border-color 300ms ease;
}

.proj-splat-poster:hover .proj-splat-poster-icon {
  background: rgba(200,180,154,0.15);
  border-color: var(--c-accent);
}

.proj-splat-poster-label {
  color: var(--c-ink);
  text-shadow: 0 2px 12px rgba(0,0,0,0.6);
}

.proj-splat-poster-sub {
  color: var(--c-ink-2);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-shadow: 0 1px 8px rgba(0,0,0,0.5);
}


/* ============================================================
   05  GALLERY — masonry-style grid + lightbox
   ============================================================ */

.proj-gallery {
  padding: clamp(80px, 10vw, 160px) 0;
}

.proj-gallery-header {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  margin-bottom: clamp(36px, 5vw, 64px);
}

.proj-gallery-title {
  font-family: var(--font-head);
  font-size: clamp(2.4rem, 5vw, 5.2rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 0.95;
  text-transform: uppercase;
  color: var(--c-ink);
}

/* Grid */
.proj-gallery-grid {
  display: grid;
  gap: 3px;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 220px;
  padding: 0 var(--pad-x);
}

/* Base tile */
.proj-shot {
  position: relative;
  display: block;
  overflow: hidden;
  background: var(--c-bg-2);
  grid-column: span 4;
  grid-row: span 1;
  cursor: pointer;
}

.proj-shot--wide  { grid-column: span 8; }
.proj-shot--tall  { grid-row:    span 2; }
.proj-shot--hero  { grid-column: span 6; grid-row: span 2; }

.proj-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.0);
  transition: transform 600ms cubic-bezier(0.22, 1, 0.36, 1), opacity 300ms ease;
  opacity: 0.88;
  will-change: transform;
}

.proj-shot:hover img {
  transform: scale(1.04);
  opacity: 1;
}

.proj-shot-vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 60%, transparent 50%, rgba(0,0,0,0.4) 100%);
  pointer-events: none;
  transition: opacity 300ms ease;
  opacity: 0.5;
}

.proj-shot:hover .proj-shot-vignette {
  opacity: 0.2;
}

/* Expand icon hint */
.proj-shot-hint {
  position: absolute;
  bottom: 14px;
  right: 14px;
  width: 32px;
  height: 32px;
  border: 1px solid rgba(255,255,255,0.22);
  background: rgba(14,13,12,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0.85);
  transition: opacity 220ms ease, transform 220ms ease;
  pointer-events: none;
}

.proj-shot:hover .proj-shot-hint {
  opacity: 1;
  transform: scale(1);
}

@media (max-width: 1100px) {
  .proj-gallery-grid { grid-auto-rows: 180px; }
}

@media (max-width: 900px) {
  .proj-gallery-grid {
    grid-template-columns: repeat(6, 1fr);
    grid-auto-rows: 160px;
    gap: 3px;
  }
  .proj-shot           { grid-column: span 3; }
  .proj-shot--wide     { grid-column: span 6; }
  .proj-shot--tall     { grid-row: span 2;    }
  .proj-shot--hero     { grid-column: span 6; grid-row: span 2; }
}

@media (max-width: 560px) {
  .proj-gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 140px;
    gap: 2px;
    padding: 0 12px;
  }
  .proj-shot, .proj-shot--wide, .proj-shot--hero { grid-column: span 2; }
  .proj-shot--tall { grid-row: span 1; }
}


/* ============================================================
   06  LIGHTBOX
   ============================================================ */

.proj-lightbox {
  position: fixed;
  inset: 0;
  z-index: 20000;
  display: none;
  align-items: center;
  justify-content: center;
}

.proj-lightbox.is-open {
  display: flex;
}

.proj-lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8,7,7,0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: pointer;
}

.proj-lightbox-stage {
  position: relative;
  z-index: 2;
  width: min(94vw, 1440px);
  height: min(88vh, 960px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.proj-lightbox-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 40px 100px rgba(0,0,0,0.6);
  opacity: 0;
  transform: scale(0.97);
  transition: opacity 180ms ease, transform 240ms cubic-bezier(0.22, 1, 0.36, 1);
}

.proj-lightbox.is-open .proj-lightbox-img {
  opacity: 1;
  transform: scale(1);
}

/* Counter */
.proj-lightbox-counter {
  position: absolute;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  font-family: var(--font-head);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(240,237,232,0.5);
}

/* Buttons */
.proj-lightbox-btn {
  position: absolute;
  z-index: 3;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(14,13,12,0.4);
  color: rgba(240,237,232,0.85);
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
  font-size: 1.2rem;
  line-height: 1;
  user-select: none;
}

.proj-lightbox-btn:hover {
  background: rgba(14,13,12,0.7);
  border-color: rgba(255,255,255,0.28);
}

.proj-lightbox-close {
  top: 20px;
  right: 20px;
  font-size: 1rem;
}

.proj-lightbox-prev {
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
}

.proj-lightbox-prev:hover {
  transform: translateY(-50%) translateX(-2px);
}

.proj-lightbox-next {
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
}

.proj-lightbox-next:hover {
  transform: translateY(-50%) translateX(2px);
}


/* ============================================================
   07  NEXT PROJECT — bottom navigation
   ============================================================ */

.proj-next {
  border-top: 1px solid var(--c-line);
}

.proj-next-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: clamp(40px, 6vw, 80px) var(--pad-x);
  max-width: var(--max-w);
  margin: 0 auto;
  text-decoration: none;
  color: inherit;
  transition: background 220ms ease;
}

.proj-next-inner:hover {
  background: var(--c-bg-2);
}

.proj-next-label {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.proj-next-arrow {
  font-size: 2rem;
  color: var(--c-ink-2);
  transition: transform 220ms ease, color 220ms ease;
}

.proj-next-inner:hover .proj-next-arrow {
  transform: translateX(6px);
  color: var(--c-accent);
}

.proj-next-title {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3vw, 3.2rem);
  font-weight: 300;
  letter-spacing: -0.015em;
  line-height: 1;
  text-transform: uppercase;
  color: var(--c-ink);
}


/* ============================================================
   REDUCED MOTION
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
  .proj-shot img,
  .proj-shot-vignette,
  .proj-shot-hint,
  .proj-lightbox-img,
  .proj-lightbox-btn,
  .proj-next-arrow,
  .proj-hero-scroll-line,
  .proj-splat-caption-text::before {
    transition: none !important;
    animation: none !important;
  }
}