/* ───────────────────────────────────────────────────────────────────────────
   Caviar Maison — reusable components: buttons, chips, cards, links, icons
   ─────────────────────────────────────────────────────────────────────────── */

/* ── Buttons ──────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-family: var(--sans);
  font-size: var(--label);
  letter-spacing: .32em;
  text-transform: uppercase;
  padding: 16px 28px;
  border: 1px solid transparent;
  line-height: 1;
  transition: background-color .25s ease, color .25s ease, border-color .25s ease;
}
.btn--primary { background: var(--gold); color: var(--bg); border-color: var(--gold); }
.btn--primary:hover { background: var(--gold-light); border-color: var(--gold-light); }
.btn--secondary { background: transparent; color: var(--ivory); border-color: var(--line); }
.btn--secondary:hover { border-color: var(--gold); color: var(--gold-light); }
.btn--outline-gold { background: transparent; color: var(--gold-light); border-color: var(--gold); }
.btn--outline-gold:hover { background: var(--gold); color: var(--bg); }
.btn--block { width: 100%; }

/* ── Text link with gold underline ──────────────────────────────────────────── */
.m-link {
  color: var(--gold-light);
  font-family: var(--sans);
  font-size: var(--label);
  letter-spacing: .32em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--gold-light);
  padding-bottom: 6px;
  transition: opacity .2s ease;
}
.m-link:hover { opacity: .7; }

/* ── Icons ──────────────────────────────────────────────────────────────────── */
.m-icon { display: inline-block; vertical-align: middle; flex: none; }
.m-iconbtn {
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--ivory); padding: 4px;
}
.m-iconbtn:hover { color: var(--gold-light); }

/* ── Hairline rule ────────────────────────────────────────────────────────────*/
.m-rule { height: 1px; background: var(--line); border: 0; }

/* ── Tag pill (gold fill) ─────────────────────────────────────────────────────*/
.m-tag {
  display: inline-block;
  background: var(--gold);
  color: var(--bg);
  font-family: var(--sans);
  font-size: var(--tiny);
  letter-spacing: .24em;
  text-transform: uppercase;
  padding: 4px 10px;
}

/* ── Product card (Collection / Related / Shop) ───────────────────────────────*/
.m-card {
  position: relative;
  background: var(--bg-2);
  border: 1px solid var(--line);
  padding: 24px;
  color: var(--ivory);
  font-family: var(--sans);
  display: flex;
  flex-direction: column;
  transition: border-color .3s ease;
}
.m-card:hover { border-color: var(--line-solid); }
.m-card__media { position: relative; display: block; }
.m-card__media img { width: 100%; height: 260px; object-fit: contain; background: var(--bg-3); }
.m-card__tag { position: absolute; top: 12px; left: 12px; }
.m-card__name { margin-top: 22px; font-family: var(--serif); font-size: 26px; font-weight: 500; line-height: 1.05; }
.m-card__latin { font-family: var(--serif); font-style: italic; font-size: 13px; color: var(--mute); margin-top: 2px; }
.m-card__notes { font-size: 14px; color: var(--ivory); line-height: 1.65; min-height: 44px; }
.m-card__meta { display: flex; justify-content: space-between; align-items: baseline; margin-top: 22px; }
.m-card__weight { font-size: var(--micro); letter-spacing: .24em; color: var(--mute); text-transform: uppercase; }
.m-card__price { font-family: var(--serif); font-size: 22px; color: var(--gold-light); }
.m-card .m-rule { margin: 16px 0; }

/* ── Section header row (eyebrow + headline + optional link) ───────────────────*/
.m-sechead { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: var(--space-6); }
.m-sechead__title { font-family: var(--serif); font-weight: 400; font-size: var(--display-m); color: var(--ivory); margin-top: 14px; line-height: 1.02; }

/* ── Mobile nav drawer ────────────────────────────────────────────────────────*/
.m-mobile-drawer {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(12, 10, 8, .72);
  visibility: hidden; opacity: 0;
  transition: opacity .3s ease, visibility 0s linear .3s;
}
.m-mobile-drawer.is-open { visibility: visible; opacity: 1; transition: opacity .3s ease; }
.m-mobile-drawer__panel {
  position: absolute; top: 0; left: 0; height: 100%; width: min(82vw, 360px);
  background: var(--bg-2); border-right: 1px solid var(--line);
  padding: 88px 32px 32px;
  transform: translateX(-100%); transition: transform .3s ease;
}
.m-mobile-drawer.is-open .m-mobile-drawer__panel { transform: translateX(0); }
.m-mobile-drawer__close { position: absolute; top: 24px; right: 24px; }
.m-mobile-drawer__menu { display: flex; flex-direction: column; gap: 20px; font-family: var(--serif); font-size: 24px; color: var(--ivory); }
.m-mobile-drawer__menu a:hover { color: var(--gold-light); }
.m-mobile-drawer__menu .sub-menu { display: flex; flex-direction: column; gap: 10px; margin-top: 12px; padding-left: 16px; font-family: var(--sans); font-size: 13px; letter-spacing: .18em; text-transform: uppercase; color: var(--mute); }

/* ── Concierge block (shared: homepage, shop, cart, checkout) ─────────────────*/
.m-concierge { background: var(--bg); padding: 96px var(--gutter); }
.m-concierge__card {
  max-width: var(--content-max); margin-inline: auto;
  border: 1px solid var(--gold); padding: 64px 72px;
  display: grid; grid-template-columns: 2fr 1fr; align-items: center; gap: 64px;
  position: relative; background: linear-gradient(180deg, rgba(201, 162, 99, .04), transparent);
}
.m-concierge__label {
  position: absolute; top: -10px; left: 60px; background: var(--bg); padding: 0 14px;
  color: var(--gold); font-family: var(--sans); font-size: var(--micro); letter-spacing: .4em;
}
.m-concierge__title { font-family: var(--serif); font-weight: 400; font-size: 54px; color: var(--ivory); margin: 0; line-height: 1.05; }
.m-concierge__body { font-family: var(--serif); font-size: 18px; color: var(--mute); margin-top: 18px; max-width: 560px; line-height: 1.6; font-style: italic; }
.m-concierge__cta { display: flex; flex-direction: column; gap: 12px; }
.m-concierge__cta .btn { padding: 18px 22px; }

/* ── Forms (shared: contact, checkout) — README §6.3 field rules ──────────────*/
.m-field { margin-bottom: 28px; }
.m-field--hp { position: absolute !important; left: -9999px; height: 0; overflow: hidden; }
.m-label { display: block; font-family: var(--sans); font-size: var(--micro); letter-spacing: .32em; text-transform: uppercase; color: var(--gold); margin-bottom: 10px; }
.m-label__opt { color: var(--mute); letter-spacing: .18em; }
.m-input { width: 100%; background: transparent; border: 1px solid var(--line); color: var(--ivory); font-family: var(--sans); font-size: 14px; padding: 16px 18px; transition: border-color .2s ease; }
.m-input::placeholder { color: var(--mute); }
.m-input:focus { outline: none; border-color: var(--gold); }
.m-textarea { resize: vertical; min-height: 150px; line-height: 1.6; }
.m-field.has-error .m-input { border-color: #b5675f; }
.m-field__error { display: block; margin-top: 8px; font-size: var(--label); color: #c98a82; letter-spacing: .04em; }

/* Notices (success / error banners) */
.m-notice { border: 1px solid var(--line); padding: 20px 24px; margin-bottom: 28px; font-size: 14px; line-height: 1.6; color: var(--ivory); }
.m-notice p { margin: 0; }
.m-notice__title { font-family: var(--serif); font-style: italic; font-size: 20px; color: var(--ivory); margin: 0 0 6px; }
.m-notice--ok { border-color: var(--gold); background: rgba(201, 162, 99, .06); }
.m-notice--err { border-color: #7a4a44; background: rgba(181, 103, 95, .07); }