/* ============================================================
   ROSSO — CAFFÈ DA CORSA
   Design system. Square corners. No gradients. Rosso is earned.
   Tokens are the single source of truth — flip the brand here.
   ============================================================ */

/* ---- 1. TOKENS -------------------------------------------- */
:root {
  /* Core palette (from brand guidelines, Pantone-matched) */
  --rosso:        #C5181E;   /* primary · hero · Pantone 186 C */
  --rosso-deep:   #8E0F14;   /* hover / pressed red            */
  --crema:        #F0E6CD;   /* secondary · paper              */
  --paper-light:  #F7EFDA;   /* lighter paper                  */
  --coal:         #14100A;   /* anchor · ink                   */
  --brass:        #D4A574;   /* accent                         */
  --bean:         #3F1E0E;   /* deep brown                     */
  --green:        #0E6B3A;   /* tri · supporting               */
  --steel:        #9A8E78;   /* muted supporting               */

  /* Semantic */
  --bg:           var(--crema);
  --ink:          var(--coal);
  --ink-60:       rgba(20, 16, 10, 0.62);
  --ink-12:       rgba(20, 16, 10, 0.12);
  --accent:       var(--rosso);

  /* Type */
  --font-display: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-body:    "Archivo", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono:    "Space Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  /* Fluid type scale (clamp: min, fluid, max) */
  --fs-hero:  clamp(3.25rem, 9vw, 8.5rem);
  --fs-h2:    clamp(2rem, 5vw, 3.75rem);
  --fs-h3:    clamp(1.4rem, 2.5vw, 2rem);
  --fs-lead:  clamp(1.125rem, 1.6vw, 1.4rem);
  --fs-body:  1.0625rem;
  --fs-eyebrow: 0.78rem;

  /* Spacing scale (8px base) */
  --s-1: 0.5rem;  --s-2: 1rem;   --s-3: 1.5rem;  --s-4: 2rem;
  --s-5: 3rem;    --s-6: 4rem;    --s-7: 6rem;    --s-8: 8rem;

  /* Layout */
  --maxw: 1240px;
  --gutter: clamp(1.25rem, 4vw, 4rem);
  --rule: 48px;            /* the red section rule */

  --nav-h: 76px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---- 2. RESET / BASE -------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; }
ul { list-style: none; padding: 0; }

/* Square corners, everywhere. No rounded brand. */
* { border-radius: 0 !important; }

:focus-visible { outline: 3px solid var(--rosso); outline-offset: 3px; }

/* ---- 3. TYPOGRAPHY ---------------------------------------- */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 800; line-height: 1.04; letter-spacing: -0.01em; }
.display { font-family: var(--font-display); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-eyebrow);
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--rosso);
  display: inline-block;
}
.eyebrow--ink   { color: var(--ink); }
.eyebrow--cream { color: var(--crema); }

.lead { font-size: var(--fs-lead); color: var(--ink-60); max-width: 56ch; }

/* ---- 4. LAYOUT -------------------------------------------- */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(var(--s-6), 10vw, var(--s-8)); }
.section--tight { padding-block: clamp(var(--s-5), 7vw, var(--s-7)); }

/* Section head: eyebrow + 48px red rule + uppercase H2 */
.section-head { max-width: 60ch; margin-bottom: var(--s-5); }
.section-head .rule {
  display: block; width: var(--rule); height: 4px;
  background: var(--rosso); margin: var(--s-2) 0 var(--s-3);
}
.section-head h2 { font-size: var(--fs-h2); text-transform: uppercase; }
.section-head .lead { margin-top: var(--s-3); }

/* ---- 5. BUTTONS ------------------------------------------- */
.btn {
  --btn-bg: var(--rosso); --btn-fg: var(--crema);
  position: relative; display: inline-flex; align-items: center; gap: 0.6em;
  font-family: var(--font-mono); font-weight: 700; font-size: 0.82rem;
  letter-spacing: 0.16em; text-transform: uppercase;
  padding: 1.05rem 1.9rem; min-height: 48px;
  color: var(--btn-fg); background: var(--btn-bg);
  border: 2px solid var(--btn-bg); overflow: hidden;
  transition: color .35s var(--ease), border-color .35s var(--ease);
}
/* hover wipe — transform only */
.btn::before {
  content: ""; position: absolute; inset: 0; z-index: 0;
  background: var(--coal); transform: translateY(101%);
  transition: transform .4s var(--ease);
}
.btn > * { position: relative; z-index: 1; }
.btn:hover::before, .btn:focus-visible::before { transform: translateY(0); }
.btn:hover, .btn:focus-visible { color: var(--crema); }

.btn--primary { --btn-bg: var(--rosso); --btn-fg: var(--crema); }
.btn--outline {
  --btn-bg: transparent; --btn-fg: var(--ink);
  border-color: var(--ink);
}
.btn--outline:hover, .btn--outline:focus-visible { color: var(--crema); border-color: var(--coal); }
.btn--on-red { --btn-fg: var(--crema); border-color: var(--crema); background: transparent; }
.btn--on-red::before { background: var(--crema); }
.btn--on-red:hover, .btn--on-red:focus-visible { color: var(--rosso); }

/* ---- 6. NAV ----------------------------------------------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--crema) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--ink-12);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: var(--nav-h); }
.nav__logo img { height: 40px; width: auto; }
.nav__links { display: flex; align-items: center; gap: var(--s-4); }
.nav__links a {
  font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.12em;
  text-transform: uppercase; padding: 0.4rem 0; position: relative;
}
.nav__links a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 2px; width: 100%;
  background: var(--rosso); transform: scaleX(0); transform-origin: left;
  transition: transform .3s var(--ease);
}
.nav__links a:hover::after, .nav__links a[aria-current="page"]::after { transform: scaleX(1); }
.nav__toggle { display: none; width: 44px; height: 44px; flex-direction: column; justify-content: center; gap: 5px; }
.nav__toggle span { display: block; height: 2px; width: 24px; background: var(--ink); transition: transform .3s var(--ease), opacity .3s var(--ease); }

@media (max-width: 860px) {
  .nav__toggle { display: flex; }
  .nav__links {
    position: fixed; inset: var(--nav-h) 0 auto 0; flex-direction: column; gap: 0;
    background: var(--coal); padding: var(--s-2) var(--gutter) var(--s-4);
    transform: translateY(-120%); transition: transform .4s var(--ease);
  }
  .nav__links a { color: var(--crema); width: 100%; padding: var(--s-2) 0; border-bottom: 1px solid rgba(240,230,205,.12); font-size: 1rem; }
  .nav[data-open="true"] .nav__links { transform: translateY(0); }
  .nav[data-open="true"] .nav__toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav[data-open="true"] .nav__toggle span:nth-child(2) { opacity: 0; }
  .nav[data-open="true"] .nav__toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* ---- 7. HERO ---------------------------------------------- */
.hero { background: var(--coal); color: var(--crema); position: relative; overflow: hidden; }
.hero__inner { padding-block: clamp(var(--s-6), 14vh, var(--s-8)); position: relative; z-index: 2; }
.hero h1 { font-size: var(--fs-hero); color: var(--crema); max-width: 16ch; }
.hero h1 .word { display: inline-block; }
.hero h1 em { color: var(--rosso); font-style: italic; }
.hero .lead { color: rgba(240,230,205,.72); margin-top: var(--s-3); }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--s-2); margin-top: var(--s-5); }
.hero__shot {
  position: absolute; right: -2%; bottom: -6%; width: min(46vw, 620px);
  opacity: .9; z-index: 1; pointer-events: none; will-change: transform;
}
@media (max-width: 860px) { .hero__shot { opacity: .18; right: -20%; } }

/* ---- 8. MARQUEE ------------------------------------------- */
.marquee {
  background: var(--rosso); color: var(--crema);
  border-block: 2px solid var(--coal);
  overflow: hidden; white-space: nowrap; display: flex;
}
.marquee__track { display: inline-flex; gap: 2.5rem; padding: 0.9rem 1.25rem; will-change: transform; animation: marquee 26s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__track span {
  font-family: var(--font-display); font-style: italic; font-weight: 800;
  font-size: clamp(1.4rem, 3vw, 2.2rem); display: inline-flex; align-items: center; gap: 2.5rem;
}
.marquee__track span::after { content: "•"; color: var(--coal); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---- 9. PRODUCT CARDS ------------------------------------- */
.cards { display: grid; gap: var(--s-3); grid-template-columns: repeat(2, 1fr); }
@media (max-width: 820px) { .cards { grid-template-columns: 1fr; } }

.product-card {
  background: var(--paper-light); border: 2px solid var(--coal);
  padding: var(--s-4); display: flex; flex-direction: column; gap: var(--s-3);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
}
.product-card:hover { transform: translateY(-6px); box-shadow: 12px 12px 0 var(--rosso); }
/* Cards keep their own ink colours even inside dark sections */
.product-card, .bg-coal .product-card { color: var(--ink); }
.product-card h3, .bg-coal .product-card h3 { color: var(--coal); }
.product-card__price, .bg-coal .product-card__price { color: var(--coal); }
/* Outline buttons inside a light card use ink, not crema */
.product-card .btn--outline { --btn-fg: var(--ink); border-color: var(--coal); }
.product-card__img {
  width: 100%; object-fit: cover; background: var(--bean);
  border: 2px solid var(--coal); display: block;
}
.product-card__img--single { aspect-ratio: 5 / 4; }
.product-card__img--trio { aspect-ratio: 1720 / 728; }
.product-card__tag {
  align-self: flex-start; font-family: var(--font-mono); font-size: 0.7rem;
  letter-spacing: 0.16em; text-transform: uppercase;
  background: var(--rosso); color: var(--crema); padding: 0.35rem 0.7rem;
}
.product-card__tag--brass { background: var(--brass); color: var(--coal); }
.product-card h3 { font-size: var(--fs-h3); }
.product-card__price { font-family: var(--font-mono); font-size: 1.5rem; font-weight: 700; }
.product-card__price small { font-size: 0.85rem; color: var(--ink-60); font-weight: 400; }
.product-card__meta { display: flex; flex-direction: column; gap: var(--s-1); font-size: 0.95rem; color: var(--ink-60); }
.product-card__meta li { display: flex; gap: 0.6rem; }
.product-card__meta li::before { content: "—"; color: var(--rosso); }
.product-card .btn { margin-top: auto; }

/* grind selector */
.grind { display: flex; flex-direction: column; gap: var(--s-1); }
.grind__label { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-60); }
.grind__opts { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.grind__opts input { position: absolute; opacity: 0; pointer-events: none; }
.grind__opts label {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 0.5rem 0.75rem; border: 1.5px solid var(--ink-12); color: var(--ink-60);
  cursor: pointer; transition: all .2s var(--ease);
}
.grind__opts label:hover { border-color: var(--coal); color: var(--ink); }
.grind__opts input:checked + label { background: var(--coal); color: var(--crema); border-color: var(--coal); }
.grind__opts input:focus-visible + label { outline: 3px solid var(--rosso); outline-offset: 2px; }

/* ---- 10. FEATURE GRID ------------------------------------- */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-3); }
@media (max-width: 820px) { .features { grid-template-columns: 1fr; } }
.feature { border-top: 4px solid var(--rosso); padding-top: var(--s-3); }
.feature__num { font-family: var(--font-mono); font-size: 0.8rem; color: var(--rosso); letter-spacing: 0.16em; }
.feature h3 { font-size: var(--fs-h3); text-transform: uppercase; margin: var(--s-1) 0 var(--s-2); }
.feature p { color: var(--ink-60); }
.stat { font-family: var(--font-display); font-size: clamp(2.4rem,5vw,3.4rem); font-weight: 800; color: var(--coal); }

/* ---- 11. STORY TEASER ------------------------------------- */
.split { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(var(--s-4), 6vw, var(--s-7)); align-items: center; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.media-frame { border: 2px solid var(--coal); background: var(--coal); aspect-ratio: 4/5; overflow: hidden; }
.media-frame img { width: 100%; height: 100%; object-fit: cover; }
.placeholder {
  display: grid; place-content: center; gap: var(--s-1); text-align: center;
  width: 100%; height: 100%; min-height: 240px; color: var(--steel);
  background: repeating-linear-gradient(45deg, #1b160d, #1b160d 14px, #14100a 14px, #14100a 28px);
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; padding: var(--s-3);
}
.placeholder b { color: var(--brass); font-weight: 700; }

/* ---- 12. CTA BAND ----------------------------------------- */
.cta-band { background: var(--rosso); color: var(--crema); text-align: center; }
.cta-band h2 { font-size: var(--fs-h2); text-transform: uppercase; color: var(--crema); max-width: 18ch; margin-inline: auto; }
.cta-band .lead { color: rgba(240,230,205,.82); margin: var(--s-3) auto var(--s-5); }
.cta-band .btn { margin-inline: 0.4rem; }

/* ---- 13. FOOTER ------------------------------------------- */
.footer { background: var(--coal); color: var(--crema); padding-block: var(--s-6) var(--s-4); }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: var(--s-4); }
@media (max-width: 720px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
.footer__logo img { height: 46px; margin-bottom: var(--s-3); }
.footer p { color: rgba(240,230,205,.6); max-width: 40ch; }
.footer h4 { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--brass); margin-bottom: var(--s-2); }
.footer a { color: rgba(240,230,205,.82); display: block; padding: 0.3rem 0; font-size: 0.95rem; }
.footer a:hover { color: var(--rosso); }
.footer__base { display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--s-2); margin-top: var(--s-5); padding-top: var(--s-3); border-top: 1px solid rgba(240,230,205,.14); font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; color: rgba(240,230,205,.5); }

/* ---- 14. MOTION (reveal) ---------------------------------- */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
[data-reveal].is-in { opacity: 1; transform: none; }
[data-reveal-stagger] > * { opacity: 0; transform: translateY(28px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
[data-reveal-stagger].is-in > * { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  [data-reveal], [data-reveal-stagger] > * { opacity: 1 !important; transform: none !important; transition: none !important; }
  .marquee__track { animation: none !important; }
  .hero__shot { transform: none !important; }
  .btn::before { transition: none; }
}

/* ---- 15. UTIL --------------------------------------------- */
.bg-coal { background: var(--coal); color: var(--crema); }
.bg-coal h2, .bg-coal h3 { color: var(--crema); }
.center { text-align: center; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: -999px; top: 0; z-index: 200; background: var(--rosso); color: var(--crema); padding: 0.8rem 1.2rem; font-family: var(--font-mono); }
.skip-link:focus { left: 0; }

/* ---- 16. PAGE PARTS --------------------------------------- */
/* Subpage hero (smaller than the home hero) */
.page-hero { background: var(--coal); color: var(--crema); }
.page-hero .container { padding-block: clamp(3rem, 9vh, 6rem); }
.page-hero .eyebrow { color: var(--rosso); }
.page-hero h1 { font-size: clamp(2.6rem, 7vw, 5.5rem); color: var(--crema); max-width: 18ch; margin-top: var(--s-2); }
.page-hero h1 em { color: var(--rosso); font-style: italic; }
.page-hero .lead { color: rgba(240,230,205,.72); margin-top: var(--s-3); }

/* FAQ accordion (native details/summary — accessible, no JS) */
.faq { border-top: 1px solid var(--ink-12); max-width: 80ch; }
.faq__item { border-bottom: 1px solid var(--ink-12); }
.faq__item summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1.4rem 0; font-family: var(--font-display); font-size: clamp(1.1rem, 2vw, 1.4rem); font-weight: 700; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: "+"; font-family: var(--font-mono); font-size: 1.6rem; line-height: 1; color: var(--rosso); transition: transform .3s var(--ease); }
.faq__item[open] summary::after { transform: rotate(45deg); }
.faq__item p { padding: 0 0 1.4rem; color: var(--ink-60); max-width: 70ch; }

/* Long-form editorial prose */
.prose { max-width: 68ch; }
.prose > p { margin-bottom: 1.4rem; font-size: 1.125rem; }
.prose h3 { font-size: var(--fs-h3); text-transform: uppercase; margin: 2.6rem 0 1rem; }
.prose .lead { margin-bottom: 1.8rem; }
.pull { font-family: var(--font-display); font-style: italic; font-weight: 700; font-size: clamp(1.5rem, 3.4vw, 2.3rem); line-height: 1.2; color: var(--rosso); border-left: 4px solid var(--rosso); padding-left: 1.5rem; margin: 2.6rem 0; }
.byline { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-60); margin-bottom: var(--s-4); }

/* Numbered process steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-3); }
@media (max-width: 820px) { .steps { grid-template-columns: 1fr; } }
.step { border-top: 4px solid var(--coal); padding-top: var(--s-2); }
.step__n { font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.16em; color: var(--rosso); }
.step h3 { font-size: var(--fs-h3); text-transform: uppercase; margin: var(--s-1) 0 var(--s-2); }
.step p { color: var(--ink-60); }
.bg-coal .step { border-top-color: var(--rosso); }
.bg-coal .step p { color: rgba(240,230,205,.66); }

/* Contact */
.contact-row { display: flex; flex-wrap: wrap; gap: var(--s-2) var(--s-6); }
.contact-row a { color: var(--rosso); font-family: var(--font-mono); font-size: 1.05rem; }
.contact-row a:hover { color: var(--rosso-deep); }

/* Toast (checkout placeholder until GoCardless is wired) */
.toast {
  position: fixed; left: 50%; bottom: 2rem; transform: translateX(-50%) translateY(160%);
  background: var(--coal); color: var(--crema); border: 2px solid var(--rosso);
  padding: 1rem 1.4rem; max-width: min(90vw, 460px); z-index: 300;
  font-family: var(--font-mono); font-size: 0.82rem; letter-spacing: 0.03em; line-height: 1.5;
  transition: transform .45s var(--ease);
}
.toast.is-up { transform: translateX(-50%) translateY(0); }
@media (prefers-reduced-motion: reduce) { .toast { transition: none; } }