/* ==========================================================================
   CAFE SHOP | style.css
   Structure:
   1. Design tokens (custom properties)
   2. Reset & base
   3. Layout utilities
   4. Components (BEM): button, header/nav, hero, card, media-card, filter,
      price-card, team-card, post, stats, form, footer
   5. Motion / reveal
   6. Responsive (mobile-first) & ultrawide
   Contrast notes: all text/background pairs below meet WCAG AA (4.5:1+).
   ========================================================================== */

/* ---------- 1. DESIGN TOKENS ---------- */
:root {
  /* Colors */
  --color-espresso: #2b1a12;      /* dark bg, headings        */
  --color-roast:    #4a2c1c;      /* secondary dark           */
  --color-accent:   #8a4b1c;      /* primary (7:1 on white)   */
  --color-accent-d: #6e3a14;      /* hover                    */
  --color-caramel:  #e6b98a;      /* accent on dark (9:1)     */
  --color-cream:    #faf5ee;      /* page bg                  */
  --color-sand:     #f1e8dc;      /* alt section bg           */
  --color-surface:  #ffffff;
  --color-text:     #2b1a12;
  --color-muted:    #5c4a3f;      /* 8:1 on cream             */
  --color-border:   #e3d6c6;
  --color-on-dark:  #faf5ee;
  --color-on-dark-muted: #e8dccd; /* 11:1 on espresso         */

  /* Typography */
  --font-body:    "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-display: "Playfair Display", Georgia, "Times New Roman", serif;
  --fs-sm:   0.875rem;
  --fs-base: clamp(1rem, 0.96rem + 0.2vw, 1.125rem);
  --fs-lg:   clamp(1.125rem, 1.05rem + 0.4vw, 1.375rem);
  --fs-h3:   clamp(1.2rem, 1.1rem + 0.5vw, 1.5rem);
  --fs-h2:   clamp(1.85rem, 1.4rem + 2.2vw, 3rem);
  --fs-h1:   clamp(2.5rem, 1.6rem + 4.5vw, 5rem);

  /* Spacing */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: clamp(4rem, 3rem + 5vw, 7rem);

  /* Shape & depth */
  --radius:    14px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 8px rgba(43, 26, 18, .08);
  --shadow-md: 0 12px 30px rgba(43, 26, 18, .14);

  /* Motion */
  --t-fast: 150ms;
  --t-base: 300ms;
  --t-slow: 600ms;
  --ease:   cubic-bezier(.2, .7, .2, 1);

  /* Layout */
  --container: 1200px;
  --header-h:  72px;
}

/* ---------- 2. RESET & BASE ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-cream);
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3 { margin: 0 0 var(--space-1); font-family: var(--font-display); line-height: 1.2; }
p { margin: 0 0 var(--space-2); }
ul { margin: 0; padding: 0; list-style: none; }
a { color: var(--color-accent); text-decoration: none; }
button, input, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 3px; border-radius: 4px; }

.skip-link {
  position: absolute; left: var(--space-2); top: -100px; z-index: 200;
  padding: .6rem 1rem; background: var(--color-espresso); color: #fff; border-radius: var(--radius-sm);
}
.skip-link:focus { top: var(--space-1); }
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---------- 3. LAYOUT ---------- */
.container { width: min(100% - 2rem, var(--container)); margin-inline: auto; }
.section { padding-block: var(--space-6); }
.section--alt  { background: var(--color-sand); }
.section--dark { background: var(--color-espresso); color: var(--color-on-dark); }

.section__head { max-width: 42rem; margin: 0 auto var(--space-5); text-align: center; }
.section__title { font-size: var(--fs-h2); color: var(--color-espresso); }
.section__title--light { color: var(--color-on-dark); }
.section__lead { font-size: var(--fs-lg); color: var(--color-muted); }

.eyebrow {
  margin-bottom: var(--space-1);
  font-size: var(--fs-sm); font-weight: 600; letter-spacing: .14em; text-transform: uppercase;
  color: var(--color-accent);
}
.eyebrow--light { color: var(--color-caramel); }

.grid { display: grid; gap: var(--space-3); grid-template-columns: 1fr; }

/* ---------- 4a. BUTTON ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .85rem 1.75rem; border: 2px solid transparent; border-radius: 999px;
  font-weight: 600; cursor: pointer; text-align: center;
  transition: transform var(--t-fast) var(--ease), background var(--t-base), color var(--t-base),
              border-color var(--t-base), box-shadow var(--t-base);
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn:active { transform: translateY(0); }
.btn--primary { background: var(--color-accent); color: #fff; }
.btn--primary:hover { background: var(--color-accent-d); }
.btn--outline { border-color: var(--color-accent); color: var(--color-accent); background: transparent; }
.btn--outline:hover { background: var(--color-accent); color: #fff; }
.btn--ghost { border-color: rgba(255,255,255,.85); color: #fff; }
.btn--ghost:hover { background: #fff; color: var(--color-espresso); }
.btn--sm { padding: .55rem 1.25rem; font-size: var(--fs-sm); }
.btn--block { width: 100%; }

.link-arrow { font-weight: 600; display: inline-flex; gap: .35rem; align-items: center; }
.link-arrow span[aria-hidden] { transition: transform var(--t-base) var(--ease); }
.link-arrow:hover span[aria-hidden] { transform: translateX(5px); }
.link-arrow:hover { color: var(--color-accent-d); text-decoration: underline; }

/* ---------- 4b. HEADER & NAV ---------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 100; height: var(--header-h);
  background: rgba(43, 26, 18, .92); backdrop-filter: blur(8px);
  transition: box-shadow var(--t-base), background var(--t-base);
}
.header.is-scrolled { box-shadow: 0 4px 20px rgba(0,0,0,.25); background: rgba(43, 26, 18, .98); }
.header__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; }

.logo { display: inline-flex; align-items: center; gap: .5rem; color: var(--color-on-dark); font-family: var(--font-display); font-size: 1.5rem; }
.logo b { color: var(--color-caramel); font-weight: 700; }
.logo__icon { color: var(--color-caramel); }

.nav-toggle { display: inline-flex; flex-direction: column; gap: 5px; padding: .6rem; background: none; border: 0; cursor: pointer; }
.nav-toggle__bar { width: 24px; height: 2px; background: var(--color-on-dark); border-radius: 2px; transition: transform var(--t-base) var(--ease), opacity var(--t-fast); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile: slide-down panel */
.nav {
  position: absolute; top: var(--header-h); left: 0; right: 0;
  display: flex; flex-direction: column; gap: var(--space-2); padding: var(--space-3) 1rem var(--space-4);
  background: var(--color-espresso);
  visibility: hidden; opacity: 0; transform: translateY(-10px);
  transition: opacity var(--t-base), transform var(--t-base) var(--ease), visibility var(--t-base);
}
.nav.is-open { visibility: visible; opacity: 1; transform: none; }
.nav__list { display: flex; flex-direction: column; }
.nav__link {
  position: relative; display: block; padding: .75rem 0; color: var(--color-on-dark-muted); font-weight: 500;
  transition: color var(--t-base);
}
.nav__link::after {
  content: ""; position: absolute; left: 0; bottom: .35rem; width: 100%; height: 2px;
  background: var(--color-caramel); transform: scaleX(0); transform-origin: left; transition: transform var(--t-base) var(--ease);
}
.nav__link:hover, .nav__link.is-active { color: #fff; }
.nav__link:hover::after, .nav__link.is-active::after { transform: scaleX(1); }

/* ---------- 4c. HERO ---------- */
.hero { position: relative; display: grid; align-items: center; min-height: 100svh; padding: calc(var(--header-h) + var(--space-5)) 0 var(--space-6); color: #fff; overflow: hidden; background: var(--color-espresso); }
.hero__bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero__overlay { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(20,10,6,.88) 0%, rgba(20,10,6,.7) 50%, rgba(20,10,6,.4) 100%); }
.hero__content { position: relative; max-width: var(--container); }
.hero__title { max-width: 14ch; font-size: var(--fs-h1); color: #fff; }
.hero__text { max-width: 36rem; font-size: var(--fs-lg); color: var(--color-on-dark-muted); margin-bottom: var(--space-4); }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-2); }

/* ---------- 4d. CARDS ---------- */
.card {
  padding: var(--space-4) var(--space-3); background: var(--color-surface);
  border: 1px solid var(--color-border); border-radius: var(--radius);
  transition: transform var(--t-base) var(--ease), box-shadow var(--t-base), border-color var(--t-base);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--color-caramel); }
.card__title { font-size: var(--fs-h3); }
.card__text { color: var(--color-muted); }
.card--feature { text-align: center; }
.card--feature .card__text { min-height: 5em; }

.icon-badge {
  display: inline-grid; place-items: center; width: 64px; height: 64px; margin-bottom: var(--space-2);
  border-radius: 50%; background: var(--color-sand); color: var(--color-accent);
  transition: background var(--t-base), color var(--t-base), transform var(--t-base) var(--ease);
}
.icon-badge--sm { width: 52px; height: 52px; }
.card:hover .icon-badge { background: var(--color-accent); color: #fff; transform: rotate(-8deg) scale(1.05); }

/* ---------- 4e. MEDIA CARD (menu gallery) ---------- */
.gallery__item { transition: opacity var(--t-base), transform var(--t-base) var(--ease); }
.gallery__item.is-hidden { display: none; }
.media-card { margin: 0; overflow: hidden; border-radius: var(--radius); background: var(--color-surface); box-shadow: var(--shadow-sm); transition: box-shadow var(--t-base), transform var(--t-base) var(--ease); }
.media-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.media-card__img { aspect-ratio: 4 / 3; overflow: hidden; background: linear-gradient(135deg, var(--color-roast), var(--color-accent)); }
.media-card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--t-slow) var(--ease); }
.media-card:hover img { transform: scale(1.07); }
.media-card__body { display: flex; flex-direction: column; align-items: flex-start; gap: .35rem; padding: var(--space-2) var(--space-3) var(--space-3); }
.media-card__body h3 { margin: 0; font-size: var(--fs-h3); }
.tag { padding: .15rem .7rem; border-radius: 999px; background: var(--color-sand); color: var(--color-accent-d); font-size: var(--fs-sm); font-weight: 600; }

/* Broken-image fallback (set by script.js) */
img.is-broken { visibility: hidden; }

/* ---------- 4f. FILTER ---------- */
.filter { display: flex; flex-wrap: wrap; justify-content: center; gap: .5rem; margin-bottom: var(--space-4); }
.filter__btn {
  padding: .5rem 1.25rem; border: 2px solid var(--color-border); border-radius: 999px;
  background: var(--color-surface); font-weight: 600; cursor: pointer; color: var(--color-espresso);
  transition: background var(--t-base), color var(--t-base), border-color var(--t-base), transform var(--t-fast);
}
.filter__btn:hover { border-color: var(--color-accent); transform: translateY(-2px); }
.filter__btn.is-active { background: var(--color-accent); border-color: var(--color-accent); color: #fff; }

/* ---------- 4g. SPLIT + CHECKLIST + STATS ---------- */
.split { display: grid; gap: var(--space-5); align-items: center; }
.split__lead { color: var(--color-on-dark-muted); font-size: var(--fs-lg); }
.split__media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: var(--radius); box-shadow: var(--shadow-md); background: var(--color-roast); }

.checklist { display: grid; gap: .75rem; margin-top: var(--space-3); }
.checklist li { position: relative; padding-left: 2rem; }
.checklist li::before {
  content: ""; position: absolute; left: 0; top: .3em; width: 1.25rem; height: 1.25rem; border-radius: 50%;
  background: var(--color-caramel)
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232b1a12' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E") center / 70% no-repeat;
}

.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-3); margin: var(--space-6) 0 0; padding-top: var(--space-5); border-top: 1px solid rgba(250,245,238,.18); text-align: center; }
.stats__item { display: flex; flex-direction: column-reverse; }
.stats dt { color: var(--color-on-dark-muted); font-size: var(--fs-sm); letter-spacing: .1em; text-transform: uppercase; }
.stats dd { margin: 0; font-family: var(--font-display); font-size: clamp(2.25rem, 1.6rem + 3vw, 3.75rem); font-weight: 700; color: var(--color-caramel); }

/* ---------- 4h. PRICING ---------- */
.pricing { align-items: stretch; }
.price-card {
  position: relative; display: flex; flex-direction: column; padding: var(--space-4) var(--space-3);
  background: var(--color-surface); border: 2px solid var(--color-border); border-radius: var(--radius); text-align: center;
  transition: transform var(--t-base) var(--ease), box-shadow var(--t-base), border-color var(--t-base);
}
.price-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); border-color: var(--color-accent); }
.price-card--featured { border-color: var(--color-accent); box-shadow: var(--shadow-md); }
.price-card__badge { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); padding: .25rem 1rem; border-radius: 999px; background: var(--color-accent); color: #fff; font-size: var(--fs-sm); font-weight: 600; white-space: nowrap; }
.price-card__name { font-size: var(--fs-h3); }
.price-card__price { margin-block: var(--space-2); }
.price-card__amount { font-family: var(--font-display); font-size: 3.25rem; font-weight: 700; color: var(--color-accent); }
.price-card__unit { color: var(--color-muted); }
.price-card__list { display: grid; gap: .5rem; margin-bottom: var(--space-3); padding-block: var(--space-2); border-block: 1px solid var(--color-border); color: var(--color-muted); flex: 1; align-content: center; }

/* ---------- 4i. TEAM ---------- */
.team-card { padding: var(--space-4) var(--space-3); text-align: center; background: var(--color-surface); border-radius: var(--radius); box-shadow: var(--shadow-sm); transition: transform var(--t-base) var(--ease), box-shadow var(--t-base); }
.team-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.avatar {
  display: grid; place-items: center; width: 96px; height: 96px; margin: 0 auto var(--space-2);
  border-radius: 50%; background: linear-gradient(135deg, var(--color-roast), var(--color-accent)); color: #fff;
  font-family: var(--font-display); font-size: 1.75rem; font-weight: 700;
  transition: transform var(--t-base) var(--ease);
}
.team-card:hover .avatar { transform: scale(1.08); }
.team-card__name { margin: 0; font-size: var(--fs-h3); }
.team-card__role { margin-bottom: var(--space-1); color: var(--color-accent-d); font-size: var(--fs-sm); font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }
.team-card__bio { margin: 0; color: var(--color-muted); }

/* ---------- 4j. POSTS ---------- */
.post { display: flex; flex-direction: column; overflow: hidden; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); transition: transform var(--t-base) var(--ease), box-shadow var(--t-base); }
.post:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.post__img { aspect-ratio: 3 / 2; overflow: hidden; background: linear-gradient(135deg, var(--color-roast), var(--color-accent)); }
.post__img img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--t-slow) var(--ease); }
.post:hover .post__img img { transform: scale(1.06); }
.post__body { display: flex; flex-direction: column; flex: 1; padding: var(--space-3); }
.post__meta { display: flex; gap: .5rem; margin-bottom: var(--space-1); color: var(--color-muted); font-size: var(--fs-sm); }
.post__title { font-size: var(--fs-h3); }
.post__text { color: var(--color-muted); flex: 1; }

/* ---------- 4k. CONTACT FORM ---------- */
.section--cta { background: linear-gradient(135deg, var(--color-espresso), var(--color-roast)); color: var(--color-on-dark); }
.contact { display: grid; gap: var(--space-5); align-items: center; }
.form { padding: var(--space-4) var(--space-3); background: var(--color-surface); color: var(--color-text); border-radius: var(--radius); box-shadow: var(--shadow-md); }
.form__row { margin-bottom: var(--space-2); }
.form label { display: block; margin-bottom: .35rem; font-weight: 600; }
.form input, .form textarea {
  width: 100%; padding: .8rem 1rem; background: var(--color-cream); border: 2px solid var(--color-border); border-radius: var(--radius-sm);
  transition: border-color var(--t-base), box-shadow var(--t-base);
}
.form input:hover, .form textarea:hover { border-color: var(--color-caramel); }
.form input:focus, .form textarea:focus { outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 3px rgba(138, 75, 28, .25); }
.form [aria-invalid="true"] { border-color: #b3261e; }
.form__status { min-height: 1.5em; margin: var(--space-2) 0 0; font-weight: 600; color: #1e6b3a; }
.form__status.is-error { color: #b3261e; }

/* ---------- 4l. FOOTER ---------- */
.footer { padding-block: var(--space-4); background: #1c110b; color: var(--color-on-dark-muted); }
.footer__inner { display: flex; flex-direction: column; align-items: center; gap: var(--space-2); }
.footer__copy { margin: 0; font-size: var(--fs-sm); }
.social { display: flex; gap: .75rem; }
.social__link { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; border: 1px solid rgba(250,245,238,.3); color: var(--color-on-dark); transition: background var(--t-base), color var(--t-base), transform var(--t-base) var(--ease), border-color var(--t-base); }
.social__link:hover { background: var(--color-caramel); border-color: var(--color-caramel); color: var(--color-espresso); transform: translateY(-3px); }

/* ---------- 5. MOTION / REVEAL ---------- */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity var(--t-slow) var(--ease), transform var(--t-slow) var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: 1ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}

/* ---------- 6. RESPONSIVE (mobile-first) ---------- */

/* Tablet */
@media (min-width: 640px) {
  .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(4, 1fr); }
  .footer__inner { flex-direction: row; justify-content: space-between; }
}

/* Small desktop: switch to horizontal nav */
@media (min-width: 992px) {
  .nav-toggle { display: none; }
  .nav {
    position: static; flex-direction: row; align-items: center; gap: var(--space-3); padding: 0;
    background: none; visibility: visible; opacity: 1; transform: none;
  }
  .nav__list { flex-direction: row; gap: 1.25rem; }
  .nav__link { padding: .5rem 0; font-size: .95rem; }
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
  .split { grid-template-columns: 1fr 1fr; }
  .contact { grid-template-columns: 1fr 1fr; }
  .split--reverse .split__media { order: -1; }
}

/* Ultrawide */
@media (min-width: 1600px) {
  :root { --container: 1440px; --space-6: 8rem; }
  html { font-size: 112.5%; }
}
@media (min-width: 2200px) {
  :root { --container: 1680px; }
  html { font-size: 125%; }
}

/* Very small phones */
@media (max-width: 380px) {
  .hero__actions .btn { width: 100%; }
}

/* Print */
@media print {
  .header, .filter, .form, .nav-toggle { display: none !important; }
  .js .reveal { opacity: 1; transform: none; }
}