/* =========================================================
   YQ Photo Services — Design System
   Warm editorial premium. Real-print imagery, serif display.
   ========================================================= */

:root {
  /* Palette — warm */
  --cream:        #FBF7F1;
  --cream-soft:   #F4ECDD;
  --cream-deep:   #E8DCC6;
  --ink:          #1A1612;
  --ink-soft:     #3A322A;
  --muted:        #6B5F52;
  --line:         #E0D4BF;
  --line-soft:    #EFE6D4;

  --terracotta:   oklch(0.62 0.13 40);
  --terracotta-2: oklch(0.55 0.14 35);
  --sage:         oklch(0.72 0.05 140);
  --peach:        #F5C9A8;
  --peach-soft:   #FBE5D6;
  --gold:         #C8A35E;

  --success:      #5A7A4F;
  --error:        #B14A3F;

  /* Type */
  --serif:    'Fraunces', 'Cormorant Garamond', Georgia, serif;
  --sans:     'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono:     'JetBrains Mono', 'SF Mono', Menlo, monospace;

  /* Spacing */
  --r-xs: 4px;
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 18px;
  --r-xl: 28px;

  --shadow-sm: 0 1px 2px rgba(26,22,18,0.04), 0 2px 8px rgba(26,22,18,0.04);
  --shadow-md: 0 4px 12px rgba(26,22,18,0.06), 0 12px 32px rgba(26,22,18,0.06);
  --shadow-lg: 0 12px 32px rgba(26,22,18,0.08), 0 24px 64px rgba(26,22,18,0.10);
  --shadow-print: 0 1px 2px rgba(0,0,0,0.08), 0 8px 24px rgba(0,0,0,0.18), 0 24px 48px rgba(0,0,0,0.12);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  background: var(--cream);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body { overflow-x: hidden; }

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

button { font: inherit; color: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font: inherit; color: inherit; }

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

/* ===== Typography ===== */
.serif       { font-family: var(--serif); font-weight: 500; letter-spacing: -0.01em; }
.serif-light { font-family: var(--serif); font-weight: 400; letter-spacing: -0.01em; }
.serif-italic{ font-family: var(--serif); font-style: italic; font-weight: 400; }
.eyebrow {
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}
.label-mono {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ===== Layout ===== */
.container { max-width: 1280px; margin: 0 auto; padding: 0 32px; }
@media (max-width: 720px) {
  .container { padding: 0 20px; }
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.01em;
  transition: transform 0.15s ease, background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
  white-space: nowrap;
}
.btn-ink {
  background: var(--ink);
  color: var(--cream);
}
.btn-ink:hover { background: #000; transform: translateY(-1px); box-shadow: var(--shadow-md); }

.btn-terra {
  background: var(--terracotta);
  color: #fff;
}
.btn-terra:hover { background: var(--terracotta-2); transform: translateY(-1px); box-shadow: var(--shadow-md); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--ink);
}
.btn-ghost:hover { background: var(--ink); color: var(--cream); }

.btn-soft {
  background: var(--cream-soft);
  color: var(--ink);
}
.btn-soft:hover { background: var(--cream-deep); }

.btn-lg { padding: 16px 28px; font-size: 15px; }
.btn-sm { padding: 10px 16px; font-size: 13px; }

/* ===== Pill / Tag ===== */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.pill-terra  { background: var(--terracotta); color: #fff; }
.pill-sage   { background: var(--sage); color: #fff; }
.pill-cream  { background: var(--cream-soft); color: var(--ink-soft); }
.pill-gold   { background: var(--gold); color: #fff; }
.pill-outline{ background: transparent; color: var(--ink); border: 1px solid var(--line); }

/* ===== Cards ===== */
.card {
  background: #fff;
  border-radius: var(--r-lg);
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-sm);
}

/* ===== Print-leaning frame (signature visual) ===== */
.print-frame {
  position: relative;
  background: #fff;
  padding: 12px 12px 36px 12px;
  box-shadow: var(--shadow-print);
  transform: rotate(-1.2deg);
  transition: transform 0.4s ease;
}
.print-frame:hover { transform: rotate(0) translateY(-4px); }
.print-frame img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.print-frame.tilt-r { transform: rotate(1.5deg); }
.print-frame.tilt-r:hover { transform: rotate(0) translateY(-4px); }

/* ===== Vertical-slat backdrop (the studio wall motif) ===== */
.slat-bg {
  background:
    repeating-linear-gradient(
      to right,
      var(--cream-soft) 0,
      var(--cream-soft) 38px,
      var(--cream-deep) 38px,
      var(--cream-deep) 76px
    );
}
.slat-bg-dark {
  background:
    repeating-linear-gradient(
      to right,
      #2a2520 0,
      #2a2520 38px,
      #1a1612 38px,
      #1a1612 76px
    );
}

/* Section spacing */
.section { padding: 96px 0; }
.section-sm { padding: 64px 0; }
@media (max-width: 720px) {
  .section { padding: 64px 0; }
  .section-sm { padding: 40px 0; }
}

/* Display headings */
.display-xxl { font-family: var(--serif); font-weight: 500; font-size: clamp(48px, 8vw, 96px); line-height: 0.98; letter-spacing: -0.025em; }
.display-xl  { font-family: var(--serif); font-weight: 500; font-size: clamp(40px, 6vw, 72px); line-height: 1.02; letter-spacing: -0.02em; }
.display-lg  { font-family: var(--serif); font-weight: 500; font-size: clamp(32px, 4.5vw, 52px); line-height: 1.08; letter-spacing: -0.015em; }
.display-md  { font-family: var(--serif); font-weight: 500; font-size: clamp(24px, 3vw, 36px); line-height: 1.15; letter-spacing: -0.01em; }

/* Utility */
.muted { color: var(--muted); }
.center { text-align: center; }
.flex { display: flex; }
.grid { display: grid; }
.gap-sm { gap: 8px; } .gap-md { gap: 16px; } .gap-lg { gap: 24px; } .gap-xl { gap: 40px; }

/* Subtle film-grain backdrop for hero */
.grain::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

/* Form controls */
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.field label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}
.input, .select, .textarea {
  width: 100%;
  padding: 14px 16px;
  background: #fff;
  border: 1.5px solid var(--line);
  border-radius: var(--r-md);
  font-size: 15px;
  color: var(--ink);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.input:focus, .select:focus, .textarea:focus {
  outline: none;
  border-color: var(--ink);
  box-shadow: 0 0 0 3px rgba(26,22,18,0.08);
}

/* Quantity stepper */
.qty {
  display: inline-flex;
  align-items: center;
  border: 1.5px solid var(--line);
  border-radius: 999px;
  background: #fff;
  overflow: hidden;
}
.qty button {
  width: 34px; height: 34px;
  font-size: 18px;
  font-weight: 500;
  color: var(--ink);
  transition: background 0.15s ease;
}
.qty button:hover { background: var(--cream-soft); }
.qty button:disabled { color: var(--line); cursor: not-allowed; }
.qty .qty-val {
  min-width: 32px;
  text-align: center;
  font-weight: 600;
  font-size: 14px;
}
.qty .qty-input {
  width: 48px;
  height: 34px;
  border: none;
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
  text-align: center;
  font-weight: 600;
  font-size: 14px;
  background: transparent;
  outline: none;
  padding: 0;
  font-family: inherit;
  color: var(--ink);
  -moz-appearance: textfield;
}
.qty .qty-input::-webkit-outer-spin-button,
.qty .qty-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.qty .qty-input:focus {
  background: var(--cream-soft);
}

/* Scroll-snap reel */
.reel {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 12px 0 32px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}
.reel > * { scroll-snap-align: start; flex: 0 0 auto; }
.reel::-webkit-scrollbar { height: 6px; }
.reel::-webkit-scrollbar-thumb { background: var(--line); border-radius: 3px; }

/* Marquee */
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}