/* ============================================================
   VALJDAKOSTA — shared site stylesheet
   Used by the generated category + detail pages (photography.html,
   video.html, models.html, and per-asset pages). Carries the SAME
   aesthetic as index.html — theme system, roaming atmosphere, fonts,
   panels/cards — minus the splash intro animation. Generated by the
   build script; keep visual values in sync with index.html.
   ============================================================ */

/* ---- FONTS (local first, Google web fonts as fallback in the HTML) ---- */
@font-face {
  font-family: "Inter Local";
  src: url("./Inter/Inter_28pt-Black.ttf") format("truetype");
  font-weight: 900; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Playfair Local";
  src: url("./Playfair Display/PlayfairDisplay-Variable.ttf") format("truetype");
  font-weight: 400 900; font-style: normal; font-display: swap;
}

/* ============================================================
   PALETTE — main theme (Blue Moon Safari), baked into :root.
   Mirrors index.html. The roaming glows live in --glow-1/2; the
   static vignette in --atmo.
   ============================================================ */
:root {
  --bg:          #050a14;
  --fg:          #e8eef6;
  --accent:      #ff5a3c;
  --tint:        #9fc2e8;
  --bg-grad:     none;
  --shadow-card:  0 26px 60px rgba(2,8,20,0.62);
  --shadow-frame: 0 12px 34px rgba(2,8,20,0.5);
  --atmo:                   /* static vignette frame */
    radial-gradient(140% 120% at 50% 102%, transparent 52%, rgba(2,4,10,0.92));
  --glow-1: rgba(74,125,189,0.30);    /* roaming glow A — blue        */
  --glow-2: rgba(159,194,232,0.14);   /* roaming glow B — powder blue */

  --maxw: 72rem;            /* content column max width */
}

/* ---- THEMES (cycled via [data-theme] on <html>; same as index.html) ---- */
html[data-theme="signal"] {
  --bg: #0b0b0f; --fg: #ffffff; --tint: var(--fg); --accent: #ff4d2e;
  --shadow-card:  0 26px 60px rgba(0,0,0,0.5);
  --shadow-frame: 0 12px 34px rgba(0,0,0,0.45);
  --atmo:
    radial-gradient(140% 120% at 50% 100%,
        transparent 55%, color-mix(in srgb, var(--bg) 100%, #000 35%));
  --glow-1: color-mix(in srgb, var(--accent) 7%, transparent);
  --glow-2: color-mix(in srgb, var(--accent) 7%, transparent);
}
html[data-theme="swiss"] {
  --bg: #f2ede4; --fg: #141210; --tint: #4a7dbd; --accent: #e63312;
  --shadow-card:  0 16px 38px rgba(92,70,48,0.16);
  --shadow-frame: 0 10px 26px rgba(92,70,48,0.16);
  --atmo:
    radial-gradient(150% 120% at 50% 102%, transparent 60%, rgba(150,135,112,0.40));
  --glow-1: rgba(230,51,18,0.06);
  --glow-2: rgba(230,51,18,0.06);
}
html[data-theme="phosphor"] {
  --bg: #0a0c08; --fg: #b8e986; --tint: #d9ffb0; --accent: #ffb000;
  --shadow-card:  0 26px 60px rgba(0,0,0,0.62);
  --shadow-frame: 0 12px 34px rgba(0,0,0,0.5);
  --atmo:
    radial-gradient(140% 120% at 50% 102%, transparent 48%, rgba(2,3,1,0.95));
  --glow-1: rgba(184,233,134,0.10);
  --glow-2: rgba(184,233,134,0.10);
}
html[data-theme="pastel"] {
  --bg: #e3dbe8; --fg: #2a2a35; --tint: #7a9fe0; --accent: #7a9fe0;
  --bg-grad: linear-gradient(160deg, #d8d4e8 0%, #e8d6e4 55%, #f0d8e0 100%);
  --shadow-card:  0 22px 50px rgba(90,80,130,0.22);
  --shadow-frame: 0 12px 30px rgba(90,80,130,0.20);
  --atmo: none;
  --glow-1: rgba(255,255,255,0.75);
  --glow-2: rgba(122,159,224,0.34);
}

/* ============================================================
   BASE
   ============================================================ */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { overflow-y: scroll; }     /* keep the scrollbar present at all times */

body {
  background-color: var(--bg);
  background-image: var(--bg-grad);
  background-attachment: fixed;
  color: var(--fg);
  transition: background-color 0.5s ease, color 0.5s ease;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* ---- atmosphere: static vignette + two roaming glow blobs + grain ---- */
body::before {              /* vignette frame (ABOVE the blobs) */
  content: "";
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background: var(--atmo);
}
.atmo {                     /* roaming-glow layer (UNDER the vignette) */
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  overflow: hidden;
}
.blob {
  position: absolute; top: 50%; left: 50%;
  width: 75vmax; height: 75vmax;
  margin: -37.5vmax 0 0 -37.5vmax;
  border-radius: 50%;
  will-change: transform;
}
.blob-a {
  background: radial-gradient(circle, var(--glow-1) 0%, transparent 60%);
  animation: atmo-roam-a 60s ease-in-out infinite;
}
.blob-b {
  background: radial-gradient(circle, var(--glow-2) 0%, transparent 60%);
  animation: atmo-roam-b 78s ease-in-out infinite;
}
@keyframes atmo-roam-a {
  0%   { transform: translate(-28vw, -22vh); }
  25%  { transform: translate( 26vw, -12vh); }
  50%  { transform: translate( 16vw,  24vh); }
  75%  { transform: translate(-22vw,  14vh); }
  100% { transform: translate(-28vw, -22vh); }
}
@keyframes atmo-roam-b {
  0%   { transform: translate( 26vw,  20vh); }
  25%  { transform: translate(-24vw,  24vh); }
  50%  { transform: translate(-28vw, -18vh); }
  75%  { transform: translate( 20vw, -24vh); }
  100% { transform: translate( 26vw,  20vh); }
}
body::after {               /* faint film grain */
  content: "";
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  opacity: 0.04; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* page content sits above the atmosphere */
.page { position: relative; z-index: 2; }

/* ============================================================
   COMPACT HEADER — small logo (links home) + back link + palette.
   The lighter inner-page header (no splash intro).
   ============================================================ */
.site-header {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 1rem;
  padding: clamp(0.9rem, 2.4vw, 1.4rem) clamp(1rem, 4vw, 2.5rem);
  -webkit-backdrop-filter: blur(8px) saturate(120%);
  backdrop-filter: blur(8px) saturate(120%);
  background: color-mix(in srgb, var(--bg) 55%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--fg) 8%, transparent);
}
/* small VALJDAKOSTA wordmark; Inter Black, condensed like the launched logo */
.brand {
  font-family: "Inter Local", "Inter", sans-serif;
  font-weight: 900;
  font-size: clamp(0.95rem, 2.2vw, 1.3rem);
  letter-spacing: -0.04em;
  transform: scaleX(0.82);
  transform-origin: left center;
  color: var(--fg);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.5s ease, opacity 0.2s ease;
}
.brand:hover { opacity: 0.78; }
.header-spacer { flex: 1; }

/* back link + nav links */
.nav-link {
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.14em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--fg) 64%, transparent);
  text-decoration: none;
  transition: color 0.3s ease;
}
.nav-link:hover { color: var(--accent); }
.nav-link::before { content: ""; }
.nav-link.back::before { content: "\2190\00a0\00a0"; }   /* ← */

/* palette-cycle button (same as index.html) */
.palette-btn {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.5rem 0.95rem 0.5rem 0.65rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--fg) 22%, transparent);
  background: color-mix(in srgb, var(--fg) 5%, transparent);
  color: var(--fg);
  font: inherit; font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  cursor: pointer;
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
  transition: background-color 0.3s ease, border-color 0.3s ease,
              color 0.3s ease, transform 0.12s ease;
}
.palette-btn:hover {
  border-color: color-mix(in srgb, var(--accent) 70%, transparent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
}
.palette-btn:active { transform: translateY(1px) scale(0.985); }
.palette-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.palette-dot {
  width: 0.8rem; height: 0.8rem; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent),
              0 0 12px color-mix(in srgb, var(--accent) 55%, transparent);
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}
.palette-name { line-height: 1; }
@media (max-width: 560px) { .palette-name { display: none; } }

/* ============================================================
   PAGE SHELL + TITLES
   ============================================================ */
.wrap {
  width: min(100%, var(--maxw));
  margin-inline: auto;
  padding: clamp(2rem, 5vh, 4rem) clamp(1rem, 4vw, 2.5rem) clamp(4rem, 10vh, 7rem);
}
.page-head { text-align: center; margin-bottom: clamp(2rem, 5vh, 3.5rem); }
.eyebrow {
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.2em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--tint) 80%, transparent);
}
.page-title {
  font-family: "Playfair Local", "Playfair Display", serif;
  font-weight: 500;
  font-size: clamp(2.2rem, 7vw, 5rem);
  line-height: 1.04; letter-spacing: -0.01em;
  margin-top: 0.6rem;
}
.page-sub {
  margin: 1.2rem auto 0; max-width: 52ch;
  font-size: clamp(0.95rem, 1.4vw, 1.15rem); line-height: 1.7;
  color: color-mix(in srgb, var(--fg) 68%, transparent);
}

/* ============================================================
   PANELS / CARDS (matches index.html .panel)
   ============================================================ */
.panel {
  position: relative;
  width: min(100%, 60rem); margin-inline: auto;
  padding: clamp(2rem, 5vw, 4rem) clamp(1.6rem, 5vw, 4rem);
  border-radius: 22px;
  border: 1px solid color-mix(in srgb, var(--fg) 10%, transparent);
  background: color-mix(in srgb, var(--bg) 94%, #fff 6%);
  box-shadow: var(--shadow-card);
  transition: background-color 0.5s ease, border-color 0.5s ease,
              color 0.5s ease, box-shadow 0.5s ease;
}

/* ============================================================
   GALLERY GRID
   ============================================================ */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 19rem), 1fr));
  gap: clamp(1rem, 2.4vw, 2rem);
}
.card {
  display: flex; flex-direction: column; gap: 0.85rem;
  text-decoration: none; color: inherit;
}
.card-media {
  position: relative; overflow: hidden;
  border-radius: 4px;
  aspect-ratio: 4 / 5;
  background: linear-gradient(135deg,
      color-mix(in srgb, var(--fg) 9%, var(--bg)),
      color-mix(in srgb, var(--bg) 100%, #000 25%));
  box-shadow: var(--shadow-frame);
}
.card-media img,
.card-media video {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform 0.6s cubic-bezier(0.16,1,0.3,1);
}
.card:hover .card-media img,
.card:hover .card-media video { transform: scale(1.04); }
/* video play badge */
.play-badge {
  position: absolute; inset: 0; display: grid; place-items: center;
  pointer-events: none;
}
.play-badge span {
  width: clamp(44px, 8vw, 62px); height: clamp(44px, 8vw, 62px);
  border-radius: 50%;
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--bg) 40%, transparent);
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
  border: 1px solid color-mix(in srgb, var(--fg) 30%, transparent);
  box-shadow: var(--shadow-frame);
}
.play-badge span::after {
  content: ""; margin-left: 3px;
  border-style: solid; border-width: 9px 0 9px 15px;
  border-color: transparent transparent transparent var(--fg);
}
/* 3D badge */
.kind-badge {
  position: absolute; top: 0.7rem; left: 0.7rem;
  font-size: 0.62rem; font-weight: 700; letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.3rem 0.6rem; border-radius: 999px;
  color: var(--fg);
  background: color-mix(in srgb, var(--bg) 50%, transparent);
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
  border: 1px solid color-mix(in srgb, var(--fg) 22%, transparent);
}
.card-title {
  font-size: 0.98rem; font-weight: 600; line-height: 1.3;
}
.card-meta {
  font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: color-mix(in srgb, var(--fg) 55%, transparent);
}
.empty-note {
  text-align: center; padding: 4rem 1rem;
  color: color-mix(in srgb, var(--fg) 55%, transparent);
  font-size: 0.95rem;
}

/* ============================================================
   DETAIL PAGE — single asset
   ============================================================ */
.detail { display: flex; flex-direction: column; gap: clamp(1.6rem, 4vh, 2.6rem); }
.stage {
  position: relative;
  border-radius: 14px; overflow: hidden;
  background: color-mix(in srgb, var(--bg) 100%, #000 18%);
  box-shadow: var(--shadow-card);
  border: 1px solid color-mix(in srgb, var(--fg) 8%, transparent);
}
.stage img,
.stage video {
  display: block; width: 100%; height: auto; max-height: 82vh;
  object-fit: contain; margin-inline: auto;
}
/* 3D viewer canvas host */
.viewer {
  width: 100%; height: min(70vh, 620px);
  display: block;
  background:
    radial-gradient(120% 100% at 50% 0%,
      color-mix(in srgb, var(--fg) 6%, transparent), transparent 60%),
    color-mix(in srgb, var(--bg) 100%, #000 18%);
}
.viewer model-viewer { width: 100%; height: 100%; --poster-color: transparent; }

.detail-body { max-width: 60ch; margin-inline: auto; text-align: center; }
.detail-title {
  font-family: "Playfair Local", "Playfair Display", serif;
  font-weight: 500; font-size: clamp(1.6rem, 4.5vw, 2.8rem);
  line-height: 1.1; letter-spacing: -0.01em;
}
.detail-date {
  margin-top: 0.5rem;
  font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: color-mix(in srgb, var(--tint) 80%, transparent);
}
.detail-desc {
  margin-top: 1.3rem; font-size: clamp(1rem, 1.4vw, 1.15rem); line-height: 1.75;
  color: color-mix(in srgb, var(--fg) 74%, transparent);
}
.tags { margin-top: 1.5rem; display: flex; flex-wrap: wrap; gap: 0.5rem; justify-content: center; }
.tag {
  font-size: 0.66rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 0.35rem 0.7rem; border-radius: 999px;
  color: color-mix(in srgb, var(--fg) 75%, transparent);
  border: 1px solid color-mix(in srgb, var(--fg) 16%, transparent);
  background: color-mix(in srgb, var(--fg) 4%, transparent);
}
.download {
  display: inline-flex; align-items: center; gap: 0.5rem; margin-top: 1.6rem;
  padding: 0.7rem 1.2rem; border-radius: 999px;
  font-size: 0.74rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--fg); text-decoration: none;
  border: 1px solid color-mix(in srgb, var(--accent) 55%, transparent);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  transition: background-color 0.3s ease, transform 0.12s ease;
}
.download:hover { background: color-mix(in srgb, var(--accent) 20%, transparent); }
.download:active { transform: translateY(1px); }

/* prev / next within a category */
.detail-nav {
  display: flex; justify-content: space-between; gap: 1rem;
  border-top: 1px solid color-mix(in srgb, var(--fg) 10%, transparent);
  padding-top: 1.6rem; margin-top: 0.5rem;
}
.detail-nav a {
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: color-mix(in srgb, var(--fg) 64%, transparent); text-decoration: none;
  transition: color 0.3s ease; max-width: 45%;
}
.detail-nav a:hover { color: var(--accent); }
.detail-nav .disabled { opacity: 0.3; pointer-events: none; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  position: relative; z-index: 2;
  text-align: center; padding: 2.5rem 1rem 3.5rem;
  font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: color-mix(in srgb, var(--fg) 45%, transparent);
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  .blob { animation: none; }
  .card-media img, .card-media video { transition: none; }
}
