/* ============================================================
   The Clean Dog Club — Colors & Type tokens
   ============================================================ */

/* Google Fonts (Fraunces display, Inter UI, Caveat script) */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700;9..144,800&family=Inter:wght@400;500;600;700&family=Caveat:wght@500;700&display=swap');

:root {
  /* ---------- Brand palette ---------- */
  --sudsy-cream:  #F6EFE4;
  --sudsy-cream-2:#EFE6D6;   /* slightly deeper cream for panels */
  --lincoln-navy: #1F2E3D;
  --lincoln-navy-2:#2B3E52;
  --river-blue:   #5B8AA8;
  --river-blue-2: #416F8C;
  --biscuit-tan:  #C9A07A;
  --biscuit-tan-2:#AD8561;
  --clover:       #6C8A6A;
  --clover-2:     #526E50;
  --paw-pink:     #E8B4A5;

  /* Neutrals (warm, derived from navy over cream) */
  --ink:        #1F2E3D;
  --ink-soft:   #44566B;
  --ink-muted:  #78879A;
  --hairline:   rgba(31, 46, 61, 0.12);
  --hairline-strong: rgba(31, 46, 61, 0.22);

  /* ---------- Semantic colors ---------- */
  --bg:           var(--sudsy-cream);
  --bg-elevated:  #FBF6EC;
  --bg-deep:      var(--lincoln-navy);
  --surface:      #FFFFFF;

  --fg1: var(--ink);        /* primary text */
  --fg2: var(--ink-soft);   /* secondary */
  --fg3: var(--ink-muted);  /* tertiary / meta */
  --fg-inverse: var(--sudsy-cream);

  --accent:       var(--river-blue);
  --accent-hover: var(--river-blue-2);
  --warm:         var(--biscuit-tan);
  --warm-hover:   var(--biscuit-tan-2);
  --nature:       var(--clover);
  --nature-hover: var(--clover-2);
  --highlight:    var(--paw-pink);

  --border: var(--hairline);
  --border-strong: var(--hairline-strong);

  --success: var(--clover);
  --info:    var(--river-blue);
  --warn:    #D48B3F;
  --error:   #B4493A;

  /* ---------- Type families ---------- */
  --font-display: 'Fraunces', 'Georgia', serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-script:  'Caveat', cursive;

  /* ---------- Type scale ---------- */
  --fs-xs:   12px;
  --fs-sm:   14px;
  --fs-base: 16px;
  --fs-md:   18px;
  --fs-lg:   20px;
  --fs-xl:   24px;
  --fs-2xl:  32px;
  --fs-3xl:  44px;
  --fs-4xl:  60px;
  --fs-5xl:  80px;

  --lh-tight:  1.05;
  --lh-snug:   1.2;
  --lh-normal: 1.45;
  --lh-loose:  1.65;

  /* ---------- Spacing (8px base) ---------- */
  --s-0: 0;
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 24px;
  --s-6: 32px;
  --s-7: 48px;
  --s-8: 64px;
  --s-9: 96px;

  /* ---------- Radii ---------- */
  --r-xs: 4px;
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 24px;
  --r-pill: 999px;

  /* ---------- Shadows (quiet) ---------- */
  --shadow-sm: 0 1px 2px rgba(31,46,61,0.06);
  --shadow-md: 0 6px 20px -8px rgba(31,46,61,0.14);
  --shadow-lg: 0 18px 40px -20px rgba(31,46,61,0.22);

  /* ---------- Motion ---------- */
  --ease-calm: cubic-bezier(0.25, 0.8, 0.25, 1);
  --dur-fast: 120ms;
  --dur-base: 240ms;
  --dur-slow: 400ms;
}

/* ============================================================
   Semantic element styles
   ============================================================ */

html, body {
  background: var(--bg);
  color: var(--fg1);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
}

.h-display,
h1.display {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-5xl);
  line-height: var(--lh-tight);
  letter-spacing: -0.02em;
  font-variation-settings: "opsz" 144;
  color: var(--fg1);
}

h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-4xl);
  line-height: var(--lh-tight);
  letter-spacing: -0.015em;
  font-variation-settings: "opsz" 96;
}

h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-3xl);
  line-height: var(--lh-snug);
  letter-spacing: -0.01em;
  font-variation-settings: "opsz" 72;
}

h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-2xl);
  line-height: var(--lh-snug);
  letter-spacing: -0.005em;
  font-variation-settings: "opsz" 48;
}

h4 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--fs-lg);
  line-height: var(--lh-snug);
  letter-spacing: 0;
}

.eyebrow {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg2);
}

p, .body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-loose);
  color: var(--fg1);
  text-wrap: pretty;
}

.small {
  font-size: var(--fs-sm);
  color: var(--fg2);
}

.meta {
  font-size: var(--fs-xs);
  color: var(--fg3);
  letter-spacing: 0.02em;
}

.signature {
  font-family: var(--font-script);
  font-weight: 500;
  font-size: var(--fs-xl);
  color: var(--fg2);
}

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur-base) var(--ease-calm),
              border-color var(--dur-base) var(--ease-calm);
}
a:hover {
  color: var(--accent-hover);
  border-bottom-color: currentColor;
}

/* ============================================================
   Photo system — bento gallery, tiles, lightbox
   ============================================================ */

.photo-tile {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-lg);
  cursor: zoom-in;
  background: var(--sudsy-cream-2);
  isolation: isolate;
}
.photo-tile > img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms var(--ease-calm),
              filter 400ms var(--ease-calm);
  will-change: transform;
}
.photo-tile::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(31,46,61,0.35) 100%);
  opacity: 0;
  transition: opacity 300ms var(--ease-calm);
  pointer-events: none;
}
.photo-tile .tile-icon {
  position: absolute;
  right: 12px;
  bottom: 12px;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: rgba(246,239,228,0.94);
  color: var(--lincoln-navy);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 280ms var(--ease-calm), transform 280ms var(--ease-calm);
  pointer-events: none;
  box-shadow: var(--shadow-sm);
}
.photo-tile:hover > img {
  transform: scale(1.055);
  filter: saturate(1.06);
}
.photo-tile:hover::after {
  opacity: 1;
}
.photo-tile:hover .tile-icon {
  opacity: 1;
  transform: translateY(0);
}

/* Bento grid — 4 desktop cols, 2 tablet, 1 mobile, feature tiles span 2x2 */
.bento {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-flow: dense;
  gap: 14px;
  margin-top: 40px;
}
.bento .photo-tile {
  aspect-ratio: 1 / 1;
}
.bento .photo-tile.feature {
  grid-column: span 2;
  grid-row: span 2;
  border-radius: var(--r-xl);
}
.bento .photo-tile.wide {
  grid-column: span 2;
}

@media (max-width: 900px) {
  .bento { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .bento .photo-tile.feature { grid-column: span 2; grid-row: span 2; }
  .bento .photo-tile.wide { grid-column: span 2; }
}
@media (max-width: 560px) {
  .bento { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .bento .photo-tile.feature { grid-column: span 2; grid-row: span 2; border-radius: var(--r-lg); }
  .bento .photo-tile.wide { grid-column: span 2; }
}

/* Hero photo */
.hero-photo {
  position: relative;
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 5;
  background: var(--sudsy-cream-2);
}
.hero-photo > img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 9s var(--ease-calm);
  transform: scale(1);
}
.hero-photo:hover > img { transform: scale(1.08); }

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(20, 28, 38, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  animation: lb-fade 280ms var(--ease-calm);
}
@keyframes lb-fade {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.lightbox-stage {
  position: relative;
  max-width: min(92vw, 1080px);
  max-height: 88vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox-stage > picture > img,
.lightbox-stage > img {
  display: block;
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--r-lg);
  box-shadow: 0 30px 90px -20px rgba(0,0,0,0.7);
  animation: lb-pop 340ms var(--ease-calm);
}
.lightbox-caption {
  margin-top: 14px;
  max-width: 560px;
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.55;
  color: rgba(246,239,228,0.88);
  text-align: center;
  padding: 0 12px;
  animation: lb-pop 400ms var(--ease-calm);
}
@keyframes lb-pop {
  from { opacity: 0; transform: scale(0.96); }
  to   { opacity: 1; transform: scale(1); }
}
.lightbox-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 999px;
  background: rgba(246,239,228,0.14);
  color: var(--sudsy-cream);
  border: 1px solid rgba(246,239,228,0.22);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 200ms var(--ease-calm), transform 200ms var(--ease-calm);
  backdrop-filter: blur(6px);
}
.lightbox-btn:hover { background: rgba(246,239,228,0.28); transform: translateY(-50%) scale(1.05); }
.lightbox-btn.prev  { left: 16px; }
.lightbox-btn.next  { right: 16px; }
.lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  background: rgba(246,239,228,0.14);
  border: 1px solid rgba(246,239,228,0.22);
  color: var(--sudsy-cream);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 200ms var(--ease-calm);
  backdrop-filter: blur(6px);
}
.lightbox-close:hover { background: rgba(246,239,228,0.28); }
.lightbox-counter {
  position: absolute;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  color: rgba(246,239,228,0.82);
  letter-spacing: 0.08em;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(20,28,38,0.5);
  border: 1px solid rgba(246,239,228,0.16);
}

@media (max-width: 640px) {
  .lightbox-btn { width: 40px; height: 40px; }
  .lightbox-btn.prev { left: 8px; }
  .lightbox-btn.next { right: 8px; }
}