/* ============================================================
   AURAKO — Core Design System
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;1,400&family=Manrope:wght@300;400;500;600;700;800&display=swap');

:root {
  /* ---- Color Palette ---- */
  --color-bg: #FBFAF8;
  --color-bg-alt: #F5F2EC;
  --color-surface: #FFFFFF;
  --color-ink: #1C1A17;
  --color-ink-soft: #4A463F;
  --color-ink-faint: #8A8478;
  --color-border: #E7E2D8;
  --color-border-strong: #D8D1C2;

  --color-primary: #A9784F;
  --color-primary-dark: #8A5F3B;
  --color-primary-light: #E8D9C4;
  --color-accent: #7C8A6E;
  --color-accent-dark: #5F6D53;
  --color-blush: #E8C4B8;
  --color-rose: #C97B63;

  --color-success: #5F8A6B;
  --color-error: #C1553F;
  --color-star: #D9A441;

  --color-overlay: rgba(28, 26, 23, 0.55);
  --glass-bg: rgba(255, 255, 255, 0.6);
  --glass-border: rgba(255, 255, 255, 0.4);

  --font-display: 'Cormorant Garamond', serif;
  --font-body: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.375rem;
  --fs-xl: 1.75rem;
  --fs-2xl: 2.25rem;
  --fs-3xl: 3rem;
  --fs-4xl: 4rem;
  --fs-5xl: 5.25rem;

  --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px; --space-5: 24px;
  --space-6: 32px; --space-7: 48px; --space-8: 64px; --space-9: 96px; --space-10: 128px;

  --radius-sm: 8px; --radius-md: 16px; --radius-lg: 24px; --radius-xl: 32px; --radius-pill: 999px;

  --shadow-sm: 0 2px 8px rgba(28, 26, 23, 0.06);
  --shadow-md: 0 8px 24px rgba(28, 26, 23, 0.08);
  --shadow-lg: 0 20px 48px rgba(28, 26, 23, 0.12);
  --shadow-xl: 0 30px 80px rgba(28, 26, 23, 0.18);
  --shadow-glow: 0 0 0 1px rgba(169, 120, 79, 0.15), 0 12px 32px rgba(169, 120, 79, 0.18);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast: 0.2s; --dur-base: 0.4s; --dur-slow: 0.7s;

  --container-max: 1440px;
  --container-pad: clamp(20px, 5vw, 80px);
  --header-h: 84px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-weight: 500; line-height: 1.15; }
::selection { background: var(--color-primary-light); color: var(--color-ink); }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--color-bg-alt); }
::-webkit-scrollbar-thumb { background: var(--color-border-strong); border-radius: var(--radius-pill); }
::-webkit-scrollbar-thumb:hover { background: var(--color-primary); }

.font-display { font-family: var(--font-display); }
.eyebrow {
  font-family: var(--font-body); font-size: var(--fs-xs); letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--color-primary-dark); font-weight: 700;
  display: inline-flex; align-items: center; gap: var(--space-2);
}
.eyebrow::before { content: ''; width: 24px; height: 1px; background: var(--color-primary); }
h1, .h1 { font-family: var(--font-display); font-size: clamp(2.75rem, 6vw, var(--fs-5xl)); letter-spacing: -0.01em; }
h2, .h2 { font-family: var(--font-display); font-size: clamp(2rem, 4vw, var(--fs-3xl)); letter-spacing: -0.01em; }
h3, .h3 { font-family: var(--font-display); font-size: clamp(1.5rem, 3vw, var(--fs-2xl)); }
h4, .h4 { font-family: var(--font-body); font-size: var(--fs-lg); font-weight: 600; }
p { color: var(--color-ink-soft); }
.text-muted { color: var(--color-ink-faint); }
.text-center { text-align: center; }

.container { max-width: var(--container-max); margin-inline: auto; padding-inline: var(--container-pad); }
.section { padding-block: var(--space-9); }
.section-sm { padding-block: var(--space-7); }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--space-5); margin-bottom: var(--space-6); flex-wrap: wrap; }
.section-head .heading-block { max-width: 620px; }
.section-head .heading-block h2 { margin-top: var(--space-2); }

.grid { display: grid; gap: var(--space-5); }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-2 { gap: var(--space-2); } .gap-3 { gap: var(--space-3); } .gap-4 { gap: var(--space-4); } .gap-5 { gap: var(--space-5); }

.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  padding: 16px 34px; border-radius: var(--radius-pill); font-weight: 600; font-size: var(--fs-sm); letter-spacing: 0.02em;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
  overflow: hidden; white-space: nowrap; isolation: isolate;
}
.btn::after {
  content: ''; position: absolute; inset: 0; border-radius: inherit;
  background: radial-gradient(circle, rgba(255,255,255,0.5) 0%, transparent 70%);
  opacity: 0; transform: scale(0.4); transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out); z-index: -1;
}
.btn:active::after { opacity: 1; transform: scale(1.6); transition: 0s; }

.btn-primary { background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)); color: #fff; box-shadow: var(--shadow-glow); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px rgba(169,120,79,0.32); }
.btn-dark { background: var(--color-ink); color: #fff; }
.btn-dark:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-outline { background: transparent; border: 1.5px solid var(--color-ink); color: var(--color-ink); }
.btn-outline:hover { background: var(--color-ink); color: #fff; transform: translateY(-2px); }
.btn-ghost { background: var(--color-bg-alt); color: var(--color-ink); }
.btn-ghost:hover { background: var(--color-border); }
.btn-sm { padding: 11px 22px; font-size: var(--fs-xs); }
.btn-lg { padding: 19px 44px; font-size: var(--fs-md); }
.btn-block { width: 100%; }
.btn-icon { width: 46px; height: 46px; padding: 0; border-radius: 50%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; pointer-events: none; }

.card { background: var(--color-surface); border-radius: var(--radius-lg); border: 1px solid var(--color-border); box-shadow: var(--shadow-sm); }
.glass { background: var(--glass-bg); backdrop-filter: blur(18px) saturate(160%); -webkit-backdrop-filter: blur(18px) saturate(160%); border: 1px solid var(--glass-border); }

.badge { display: inline-flex; align-items: center; gap: 4px; padding: 6px 12px; border-radius: var(--radius-pill); font-size: 11px; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; }
.badge-sale { background: var(--color-rose); color: #fff; }
.badge-new { background: var(--color-accent); color: #fff; }
.badge-best { background: var(--color-ink); color: #fff; }
.badge-out { background: var(--color-border-strong); color: var(--color-ink-soft); }

.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: var(--space-4); }
.field label { font-size: var(--fs-sm); font-weight: 600; color: var(--color-ink); }
.field .hint { font-size: var(--fs-xs); color: var(--color-ink-faint); }
.input, select.input, textarea.input {
  width: 100%; padding: 15px 18px; border: 1.5px solid var(--color-border); border-radius: var(--radius-md);
  background: var(--color-surface); font-size: var(--fs-base); transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}
.input:focus, select.input:focus, textarea.input:focus { border-color: var(--color-primary); box-shadow: 0 0 0 4px rgba(169,120,79,0.12); outline: none; }
.input.error { border-color: var(--color-error); }
.error-msg { color: var(--color-error); font-size: var(--fs-xs); }
textarea.input { resize: vertical; min-height: 110px; }
.checkbox-row { display: flex; align-items: center; gap: 10px; }
.checkbox-row input[type="checkbox"] { width: 20px; height: 20px; accent-color: var(--color-primary); }

.rounded-full { border-radius: 50%; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; top: -50px; left: 12px; background: var(--color-ink); color: #fff; padding: 10px 18px; border-radius: var(--radius-sm); z-index: 999; transition: top .2s; }
.skip-link:focus { top: 12px; }
.divider { height: 1px; background: var(--color-border); border: none; margin: var(--space-6) 0; }
.stars { display: inline-flex; gap: 2px; color: var(--color-star); font-size: 14px; }
.rating-row { display: flex; align-items: center; gap: 6px; font-size: var(--fs-xs); color: var(--color-ink-faint); }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: var(--fs-xs); color: var(--color-ink-faint); flex-wrap: wrap; }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb .sep { opacity: 0.5; }

#toast-root { position: fixed; bottom: 24px; right: 24px; z-index: 9999; display: flex; flex-direction: column; gap: 10px; }
.toast { background: var(--color-ink); color: #fff; padding: 14px 20px; border-radius: var(--radius-md); box-shadow: var(--shadow-lg); font-size: var(--fs-sm); display: flex; align-items: center; gap: 10px; animation: toastIn .35s var(--ease-out); min-width: 240px; }
.toast.success { background: var(--color-success); }
.toast.error { background: var(--color-error); }
@keyframes toastIn { from { opacity: 0; transform: translateY(12px) scale(0.96); } to { opacity: 1; transform: translateY(0) scale(1); } }

#page-loader { position: fixed; inset: 0; background: var(--color-bg); z-index: 10000; display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 18px; transition: opacity .5s var(--ease-out), visibility .5s; }
#page-loader.hide { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-mark { font-family: var(--font-display); font-size: 2.5rem; letter-spacing: 0.08em; color: var(--color-ink); }
.loader-bar { width: 160px; height: 2px; background: var(--color-border); overflow: hidden; border-radius: 2px; }
.loader-bar span { display: block; height: 100%; width: 40%; background: var(--color-primary); animation: loaderMove 1.1s ease-in-out infinite; }
@keyframes loaderMove { 0% { transform: translateX(-100%); } 100% { transform: translateX(350%); } }

@media (max-width: 640px) {
  .section { padding-block: var(--space-8); }
  :root { --header-h: 68px; }
}