/* ==========================================================================
   Caffenation — shared design system
   Premium, minimal, confident. Warm neutral palette.
   Single source of truth for palette, type scale, spacing and primitives.
   Every page / webshop step links this file and must NOT redefine tokens.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design tokens
   -------------------------------------------------------------------------- */
:root {
  /* --- Warm neutral palette ------------------------------------------- */
  --color-paper: #f4f1ea;      /* page background, warm off-white */
  --color-cream: #faf8f4;      /* raised surfaces, cards */
  --color-sand: #e9e2d6;       /* subtle section fills */
  --color-clay: #d8cdbb;       /* borders, dividers, muted fills */
  --color-stone: #8a8178;      /* secondary text, meta */
  --color-coffee: #6b4a32;     /* warm mid-tone, links on light */
  --color-espresso: #2b241d;   /* primary text on light */
  --color-ink: #14110f;        /* near-black, top bars, footers */
  --color-white: #ffffff;

  /* --- Brand accents --------------------------------------------------- */
  --color-red: #c8102e;        /* Caffenation signature red */
  --color-red-dark: #9e0b23;
  --color-amber: #b8791f;      /* roast / rating highlight */

  /* --- Semantic -------------------------------------------------------- */
  --bg: var(--color-paper);
  --bg-elevated: var(--color-cream);
  --bg-inverse: var(--color-ink);
  --fg: var(--color-espresso);
  --fg-muted: var(--color-stone);
  --fg-inverse: var(--color-cream);
  --accent: var(--color-red);
  --accent-fg: var(--color-white);
  --border: var(--color-clay);
  --focus-ring: var(--color-red);

  /* --- Typography ------------------------------------------------------ */
  --font-display: "Anton", "Oswald", "Archivo Narrow", "Arial Narrow", sans-serif;
  --font-body: "Inter", "Helvetica Neue", Arial, system-ui, -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  /* Fluid type scale (1.250 major third, clamped for viewport) */
  --text-xs: 0.75rem;                                   /* 12px */
  --text-sm: 0.875rem;                                  /* 14px */
  --text-base: 1rem;                                    /* 16px */
  --text-md: clamp(1.125rem, 1.05rem + 0.35vw, 1.25rem);/* 18–20px */
  --text-lg: clamp(1.375rem, 1.2rem + 0.7vw, 1.75rem);  /* 22–28px */
  --text-xl: clamp(1.75rem, 1.4rem + 1.6vw, 2.5rem);    /* 28–40px */
  --text-2xl: clamp(2.25rem, 1.6rem + 3vw, 3.75rem);    /* 36–60px */
  --text-3xl: clamp(3rem, 1.8rem + 5.5vw, 6rem);        /* 48–96px */
  --text-display: clamp(3.5rem, 1.5rem + 9vw, 9rem);    /* 56–144px */

  --leading-tight: 0.98;
  --leading-snug: 1.15;
  --leading-normal: 1.5;
  --leading-relaxed: 1.7;

  --tracking-display: -0.02em;
  --tracking-label: 0.18em;

  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  /* --- Spacing (4px base) --------------------------------------------- */
  --space-1: 0.25rem;   /*  4 */
  --space-2: 0.5rem;    /*  8 */
  --space-3: 0.75rem;   /* 12 */
  --space-4: 1rem;      /* 16 */
  --space-5: 1.5rem;    /* 24 */
  --space-6: 2rem;      /* 32 */
  --space-7: 3rem;      /* 48 */
  --space-8: 4rem;      /* 64 */
  --space-9: 6rem;      /* 96 */
  --space-10: 8rem;     /* 128 */

  /* --- Layout ---------------------------------------------------------- */
  --container: 82rem;         /* 1312px max content width */
  --container-narrow: 48rem;
  --gutter: clamp(1.25rem, 4vw, 4rem);
  --section-y: clamp(4rem, 8vw, 8rem);

  /* --- Radii, borders, shadows ---------------------------------------- */
  --radius-none: 0;
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;
  --radius-pill: 999px;
  --border-width: 1px;
  --border-hairline: 1px solid var(--border);
  --shadow-sm: 0 1px 2px rgba(20, 17, 15, 0.06);
  --shadow-md: 0 8px 24px rgba(20, 17, 15, 0.10);
  --shadow-lg: 0 24px 60px rgba(20, 17, 15, 0.16);

  /* --- Motion ---------------------------------------------------------- */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 140ms;
  --duration: 260ms;
  --duration-slow: 520ms;

  /* --- Z-index --------------------------------------------------------- */
  --z-base: 1;
  --z-sticky: 100;
  --z-nav: 200;
  --z-overlay: 300;
  --z-modal: 400;
}

/* --------------------------------------------------------------------------
   2. Reset & base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  font-weight: var(--weight-regular);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
}

img,
picture,
video,
canvas,
svg { display: block; max-width: 100%; height: auto; }

input,
button,
textarea,
select { font: inherit; color: inherit; }

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

a:hover { color: var(--accent); }

ul[role="list"],
ol[role="list"] { list-style: none; padding: 0; }

::selection {
  background: var(--color-red);
  color: var(--color-white);
}

:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

/* --------------------------------------------------------------------------
   3. Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: var(--weight-regular);
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-display);
  text-wrap: balance;
}

h1 { font-size: var(--text-2xl); }
h2 { font-size: var(--text-xl); }
h3 { font-size: var(--text-lg); }
h4 { font-size: var(--text-md); }

p { text-wrap: pretty; max-width: 68ch; }

.display {
  font-family: var(--font-display);
  font-size: var(--text-display);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-display);
  text-transform: uppercase;
}

.eyebrow,
.label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--fg-muted);
}

.lead {
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  color: var(--fg-muted);
}

.mono { font-family: var(--font-mono); font-size: var(--text-sm); }

/* --------------------------------------------------------------------------
   4. Layout primitives
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container--narrow { max-width: var(--container-narrow); }

.section { padding-block: var(--section-y); }
.section--sand { background-color: var(--color-sand); }
.section--inverse {
  background-color: var(--bg-inverse);
  color: var(--fg-inverse);
}
.section--inverse .lead,
.section--inverse .eyebrow { color: var(--color-clay); }

.stack > * + * { margin-top: var(--space-4); }
.stack-lg > * + * { margin-top: var(--space-6); }

.grid { display: grid; gap: var(--space-6); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--auto {
  grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
}

.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

.split {
  display: grid;
  gap: var(--space-7);
  align-items: center;
  grid-template-columns: 1fr;
}

@media (min-width: 60rem) {
  .split { grid-template-columns: 1fr 1fr; }
  .split--wide-left { grid-template-columns: 3fr 2fr; }
  .split--wide-right { grid-template-columns: 2fr 3fr; }
}

/* --------------------------------------------------------------------------
   5. Navigation
   -------------------------------------------------------------------------- */
.announcement {
  background-color: var(--color-ink);
  color: var(--fg-inverse);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  text-align: center;
  padding-block: var(--space-2);
}

.nav {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  background-color: var(--color-cream);
  border-bottom: var(--border-hairline);
}

.nav__inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  min-height: 4.5rem;
}

.nav__brand {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  text-transform: uppercase;
  letter-spacing: var(--tracking-display);
  color: var(--accent);
  white-space: nowrap;
}

.nav__links {
  display: flex;
  gap: var(--space-5);
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
}

.nav__links a:hover { color: var(--accent); }

.nav__actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

@media (max-width: 48rem) {
  .nav__links { display: none; }
}

/* --------------------------------------------------------------------------
   6. Buttons
   -------------------------------------------------------------------------- */
.btn {
  --_bg: var(--color-ink);
  --_fg: var(--color-cream);
  --_bd: var(--color-ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  background-color: var(--_bg);
  color: var(--_fg);
  border: var(--border-width) solid var(--_bd);
  border-radius: var(--radius-none);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color var(--duration) var(--ease-out),
              color var(--duration) var(--ease-out),
              border-color var(--duration) var(--ease-out),
              transform var(--duration-fast) var(--ease-out);
}

.btn:hover { background-color: var(--accent); border-color: var(--accent); color: var(--accent-fg); }
.btn:active { transform: translateY(1px); }

.btn--primary { --_bg: var(--accent); --_fg: var(--accent-fg); --_bd: var(--accent); }
.btn--primary:hover { --_bg: var(--color-red-dark); --_bd: var(--color-red-dark); }

.btn--ghost {
  --_bg: transparent;
  --_fg: currentColor;
  --_bd: currentColor;
}
.btn--ghost:hover { --_bg: currentColor; --_fg: var(--color-ink); --_bd: currentColor; }

.btn--light { --_bg: var(--color-cream); --_fg: var(--color-ink); --_bd: var(--color-cream); }

.btn--block { width: 100%; }

/* --------------------------------------------------------------------------
   7. Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  display: grid;
  place-items: center;
  min-height: clamp(28rem, 72vh, 46rem);
  overflow: hidden;
  background-color: var(--color-ink);
  color: var(--fg-inverse);
  text-align: center;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: var(--z-base);
}

.hero__media img,
.hero__media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20, 17, 15, 0.35) 0%, rgba(20, 17, 15, 0.55) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 52rem;
  padding: var(--space-8) var(--gutter);
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  line-height: var(--leading-tight);
  text-transform: uppercase;
  letter-spacing: var(--tracking-display);
  color: var(--color-white);
}

.hero__subtitle {
  margin-top: var(--space-4);
  font-size: var(--text-md);
  color: var(--color-cream);
  opacity: 0.92;
}

.hero__actions { margin-top: var(--space-6); justify-content: center; }

/* --------------------------------------------------------------------------
   8. Cards & product tiles
   -------------------------------------------------------------------------- */
.card {
  display: flex;
  flex-direction: column;
  background-color: var(--bg-elevated);
  border: var(--border-hairline);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--duration) var(--ease-out),
              box-shadow var(--duration) var(--ease-out);
}

.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.card__media {
  aspect-ratio: 4 / 5;
  background-color: var(--color-sand);
  overflow: hidden;
}

.card__media img { width: 100%; height: 100%; object-fit: cover; }

.card__body { padding: var(--space-5); display: flex; flex-direction: column; gap: var(--space-2); }

.card__title {
  font-family: var(--font-display);
  font-size: var(--text-md);
  text-transform: uppercase;
  letter-spacing: 0;
}

.card__meta { font-size: var(--text-sm); color: var(--fg-muted); }

.card__price {
  margin-top: auto;
  font-weight: var(--weight-semibold);
  font-variant-numeric: tabular-nums;
}

.tile {
  position: relative;
  display: block;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background-color: var(--color-sand);
}

.tile img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--duration-slow) var(--ease-out); }
.tile:hover img { transform: scale(1.04); }

.tile__label {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  padding: var(--space-5);
  background: linear-gradient(0deg, rgba(20, 17, 15, 0.72), transparent);
  color: var(--color-cream);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: var(--tracking-display);
}

/* --------------------------------------------------------------------------
   9. Editorial / feature blocks
   -------------------------------------------------------------------------- */
.feature__eyebrow { margin-bottom: var(--space-3); }

.feature__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  text-transform: uppercase;
  line-height: var(--leading-snug);
}

.feature__body { margin-top: var(--space-4); color: var(--fg-muted); }

.rule { border: 0; border-top: var(--border-hairline); margin-block: var(--space-6); }

.belief {
  display: grid;
  gap: var(--space-2);
  padding-top: var(--space-4);
  border-top: 2px solid var(--accent);
}

.belief__title {
  font-family: var(--font-display);
  font-size: var(--text-md);
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   10. Badges, pills, forms
   -------------------------------------------------------------------------- */
.badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  border: var(--border-hairline);
  border-radius: var(--radius-pill);
  color: var(--fg-muted);
}

.badge--accent { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }

.field { display: grid; gap: var(--space-2); }

.field label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--fg-muted);
}

.input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-white);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-none);
  transition: border-color var(--duration-fast) var(--ease-out);
}

.input:focus { border-color: var(--accent); outline: none; }

/* --------------------------------------------------------------------------
   11. Footer
   -------------------------------------------------------------------------- */
.footer {
  background-color: var(--bg-inverse);
  color: var(--fg-inverse);
  padding-block: var(--space-8);
}

.footer a { color: var(--color-clay); }
.footer a:hover { color: var(--color-white); }

.footer__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  text-transform: uppercase;
  color: var(--color-white);
}

.footer__legal {
  margin-top: var(--space-7);
  padding-top: var(--space-5);
  border-top: 1px solid rgba(244, 241, 234, 0.16);
  font-size: var(--text-xs);
  color: var(--color-stone);
}

/* --------------------------------------------------------------------------
   12. Utilities
   -------------------------------------------------------------------------- */
.text-center { text-align: center; }
.text-muted { color: var(--fg-muted); }
.text-accent { color: var(--accent); }
.uppercase { text-transform: uppercase; letter-spacing: var(--tracking-label); }
.mx-auto { margin-inline: auto; }
.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.full-bleed { width: 100%; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   13. Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 48rem) {
  .grid--3,
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 30rem) {
  .grid--2,
  .grid--3,
  .grid--4 { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   14. Reduced motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}