/* ==========================================================================
   Frost Meridian — global design system (Appily Seventythree / Aira)
   One visual language for every page. Filing-rail navigation + shared primitives.
   Forbidden inheritance from Solar Folio, Cobalt Stamp, Aperture, Tideglass, etc.
   ========================================================================== */

:root {
  --fm-ink: #14181e;
  --fm-ink-soft: #3a4450;
  --fm-frost: #e7eef3;
  --fm-paper: #f4f7f9;
  --fm-slate: #243040;
  --fm-ember: #e85d04;
  --fm-ember-deep: #c44a00;
  --fm-cel: #2a9d8f;
  --fm-line: rgba(20, 24, 30, 0.12);
  --fm-line-strong: rgba(20, 24, 30, 0.28);
  --fm-glass: rgba(244, 247, 249, 0.86);
  --fm-shade: 0 12px 28px rgba(20, 24, 30, 0.08);

  --font-display: "Sora", system-ui, sans-serif;
  --font-body: "Cormorant Garamond", Georgia, serif;
  --font-ui: "Sora", system-ui, sans-serif;

  --fm-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --fm-rail-h: 4.25rem;
  --fm-gutter: clamp(1rem, 3vw, 2.25rem);
  --fm-max: 70rem;
  --fm-radius: 0.2rem;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--fm-rail-h) + 1rem); }

body.fm-body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1.125rem;
  color: var(--fm-ink);
  background:
    radial-gradient(90% 60% at 100% 0%, rgba(42, 157, 143, 0.12), transparent 55%),
    radial-gradient(70% 50% at 0% 100%, rgba(232, 93, 4, 0.1), transparent 50%),
    linear-gradient(180deg, var(--fm-frost) 0%, var(--fm-paper) 55%, #eef3f6 100%);
  background-attachment: fixed;
}

body.fm-body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.4;
  background-image: repeating-linear-gradient(
    -12deg,
    transparent,
    transparent 11px,
    rgba(20, 24, 30, 0.015) 11px,
    rgba(20, 24, 30, 0.015) 12px
  );
  z-index: 0;
}

.fm-main {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  padding-top: calc(var(--fm-rail-h) + 0.75rem);
}

.fm-shell {
  width: min(100% - (var(--fm-gutter) * 2), var(--fm-max));
  margin-inline: auto;
}

.fm-kicker {
  margin: 0 0 0.45rem;
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fm-cel);
}

.fm-display {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.fm-lede {
  margin: 0;
  font-size: 1.2rem;
  line-height: 1.45;
  color: var(--fm-ink-soft);
}

.fm-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 2.85rem;
  padding: 0.65rem 1.2rem;
  border: 1.5px solid transparent;
  border-radius: var(--fm-radius);
  font-family: var(--font-ui);
  font-size: 0.82rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.3s var(--fm-ease), background 0.3s var(--fm-ease), color 0.3s var(--fm-ease), border-color 0.3s var(--fm-ease);
}
.fm-btn:hover { transform: translateY(-2px); }
.fm-btn:active { transform: translateY(0); }

.fm-btn--ember {
  background: var(--fm-ember);
  color: #fff;
  border-color: var(--fm-ember-deep);
}
.fm-btn--ember:hover { background: var(--fm-ember-deep); }

.fm-btn--slate {
  background: var(--fm-slate);
  color: var(--fm-frost);
}
.fm-btn--slate:hover { background: var(--fm-ink); }

.fm-btn--ghost {
  background: transparent;
  color: var(--fm-ink);
  border-color: var(--fm-line-strong);
}
.fm-btn--ghost:hover {
  background: var(--fm-slate);
  color: #fff;
  border-color: var(--fm-slate);
}

.fm-btn--block { width: 100%; }
.fm-btn--sm { min-height: 2.35rem; padding: 0.4rem 0.85rem; font-size: 0.72rem; }

.fm-link {
  color: var(--fm-cel);
  font-family: var(--font-ui);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  transition: color 0.25s var(--fm-ease);
}
.fm-link:hover { color: var(--fm-ember); }

.fm-field {
  display: grid;
  gap: 0.35rem;
  margin-bottom: 0.9rem;
}
.fm-field label,
.fm-label {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fm-ink-soft);
}
.fm-field input,
.fm-field textarea,
.fm-field select,
.fm-input,
.fm-select,
.fm-textarea {
  width: 100%;
  min-height: 2.85rem;
  padding: 0.65rem 0.85rem;
  border: 1.5px solid var(--fm-line-strong);
  border-radius: var(--fm-radius);
  background: rgba(255, 255, 255, 0.72);
  font-family: var(--font-ui);
  font-size: 0.92rem;
  color: var(--fm-ink);
  transition: border-color 0.25s var(--fm-ease), box-shadow 0.25s var(--fm-ease);
}
.fm-field textarea,
.fm-textarea { min-height: 7rem; resize: vertical; }
.fm-field input:focus,
.fm-field textarea:focus,
.fm-field select:focus {
  outline: none;
  border-color: var(--fm-cel);
  box-shadow: 0 0 0 3px rgba(42, 157, 143, 0.18);
}

.fm-notice {
  padding: 0.85rem 1rem;
  border-left: 3px solid var(--fm-cel);
  background: rgba(42, 157, 143, 0.1);
  font-family: var(--font-ui);
  font-size: 0.9rem;
}
.fm-notice.warning { border-color: var(--fm-ember); background: rgba(232, 93, 4, 0.1); }
.fm-notice.error { border-color: #c1121f; background: rgba(193, 18, 31, 0.08); }
.fm-notice.success { border-color: var(--fm-cel); }

[data-fm-rise] {
  opacity: 0;
  transform: translateY(0.9rem);
  transition: opacity 0.65s var(--fm-ease), transform 0.65s var(--fm-ease);
}
[data-fm-rise].is-in { opacity: 1; transform: none; }

/* ===== Filing Rail ===== */
.fm-rail {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 90;
  pointer-events: none;
}

.fm-rail__filament {
  height: 3px;
  background: linear-gradient(90deg, var(--fm-ember), var(--fm-cel) 45%, var(--fm-slate));
}

.fm-rail__inner {
  pointer-events: auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: 0.75rem;
  width: min(100% - 1.2rem, calc(var(--fm-max) + 2rem));
  margin: 0 auto;
  padding: 0 0.35rem;
}

.fm-rail__brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 0;
  padding: 0.85rem 1rem 1.1rem;
  background: var(--fm-slate);
  color: var(--fm-frost);
  text-decoration: none;
  clip-path: polygon(0 0, 100% 0, 100% 78%, 88% 100%, 12% 100%, 0 78%);
  transition: background 0.3s var(--fm-ease), transform 0.35s var(--fm-ease);
}
.fm-rail__brand:hover {
  background: var(--fm-ink);
  transform: translateY(3px);
}

.fm-rail__brand-mark {
  width: 0.7rem;
  height: 0.7rem;
  background: var(--fm-ember);
  transform: rotate(45deg);
}

.fm-rail__brand-word {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.fm-rail__tabs {
  display: flex;
  justify-content: center;
  gap: 0.25rem;
  padding-top: 0;
  overflow-x: auto;
  scrollbar-width: none;
}
.fm-rail__tabs::-webkit-scrollbar { display: none; }

.fm-rail__tab {
  position: relative;
  display: block;
  min-width: 4.4rem;
  padding: 0.7rem 0.75rem 1rem;
  background: var(--fm-glass);
  color: var(--fm-ink-soft);
  text-decoration: none;
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: center;
  backdrop-filter: blur(10px);
  clip-path: polygon(8% 0, 92% 0, 100% 100%, 0 100%);
  border: 0;
  transition: transform 0.35s var(--fm-ease), color 0.25s var(--fm-ease), background 0.25s var(--fm-ease);
}
.fm-rail__tab:hover {
  transform: translateY(6px);
  color: var(--fm-ink);
  background: #fff;
}
.fm-rail__tab.is-active {
  color: #fff;
  background: var(--fm-ember);
  transform: translateY(8px);
}

.fm-rail__clips {
  display: flex;
  gap: 0.35rem;
  padding-top: 0.15rem;
}

.fm-rail__clip,
.fm-rail__menu {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-height: 2.5rem;
  padding: 0.45rem 0.8rem;
  border: 0;
  background: #fff;
  color: var(--fm-ink);
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% 70%, 85% 100%, 15% 100%, 0 70%);
  transition: transform 0.3s var(--fm-ease), background 0.3s var(--fm-ease), color 0.3s var(--fm-ease);
}
.fm-rail__clip:hover,
.fm-rail__menu:hover {
  transform: translateY(4px);
  background: var(--fm-cel);
  color: #fff;
}
.fm-rail__clip em {
  font-style: normal;
  background: var(--fm-ember);
  color: #fff;
  padding: 0.1rem 0.35rem;
  border-radius: 999px;
  font-size: 0.65rem;
}
.fm-rail__menu i {
  width: 0.75rem;
  height: 2px;
  background: currentColor;
  box-shadow: 0 4px 0 currentColor;
}

.fm-drawer {
  pointer-events: auto;
  position: fixed;
  inset: 0;
  z-index: 95;
  background: rgba(20, 24, 30, 0.35);
  display: grid;
  justify-items: end;
  align-items: start;
  padding: 5rem var(--fm-gutter) var(--fm-gutter);
}
.fm-drawer[hidden] { display: none !important; }
.fm-drawer__sheet {
  width: min(18rem, 100%);
  padding: 1.25rem;
  background: var(--fm-slate);
  color: var(--fm-frost);
  box-shadow: var(--fm-shade);
  animation: fm-slide 0.35s var(--fm-ease);
}
@keyframes fm-slide {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: none; }
}
.fm-drawer__kicker {
  margin: 0 0 0.75rem;
  font-family: var(--font-ui);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fm-cel);
}
.fm-drawer__links {
  display: grid;
  gap: 0.25rem;
}
.fm-drawer__links a {
  display: block;
  padding: 0.55rem 0.35rem;
  color: var(--fm-frost);
  font-family: var(--font-display);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(244, 247, 249, 0.12);
  transition: color 0.25s var(--fm-ease), padding-left 0.25s var(--fm-ease);
}
.fm-drawer__links a:hover {
  color: var(--fm-ember);
  padding-left: 0.55rem;
}
.fm-drawer__close {
  margin-top: 1rem;
  width: 100%;
  min-height: 2.5rem;
  border: 1px solid rgba(244, 247, 249, 0.25);
  background: transparent;
  color: var(--fm-frost);
  font-family: var(--font-ui);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}

/* Colophon */
.fm-colophon {
  margin-top: 3rem;
  padding: 2.5rem var(--fm-gutter) 2rem;
  border-top: 1px solid var(--fm-line);
  background: linear-gradient(180deg, transparent, rgba(36, 48, 64, 0.05));
}
.fm-colophon__grid {
  width: min(100%, var(--fm-max));
  margin: 0 auto;
  display: grid;
  gap: 1rem;
}
.fm-colophon strong {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: -0.02em;
}
.fm-colophon nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.1rem;
}
.fm-colophon nav a {
  font-family: var(--font-ui);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--fm-ink-soft);
  text-decoration: none;
}
.fm-colophon nav a:hover { color: var(--fm-ember); }
.fm-colophon p {
  margin: 0;
  font-family: var(--font-ui);
  font-size: 0.8rem;
  color: var(--fm-ink-soft);
}

/* ===== Home stage ===== */
.fm-stage {
  position: relative;
  min-height: min(92svh, 48rem);
  display: grid;
  align-items: end;
  overflow: hidden;
  color: #f7fafb;
}
.fm-stage__photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: fm-drift 16s var(--fm-ease) infinite alternate;
}
.fm-stage__photo--empty {
  background: linear-gradient(140deg, #1a2734, #2a9d8f 60%, #e85d04);
}
@keyframes fm-drift {
  from { transform: scale(1.04); }
  to { transform: scale(1.1) translate(-1%, -0.5%); }
}
.fm-stage__veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(20, 24, 30, 0.88) 0%, rgba(20, 24, 30, 0.45) 48%, rgba(20, 24, 30, 0.2) 100%),
    linear-gradient(0deg, rgba(20, 24, 30, 0.55), transparent 40%);
}
.fm-stage__content {
  position: relative;
  z-index: 1;
  width: min(100% - (var(--fm-gutter) * 2), 38rem);
  margin: 0 0 4.5rem var(--fm-gutter);
}
.fm-brand {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 10vw, 5.8rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  line-height: 0.9;
}
.fm-stage h1 {
  margin: 0 0 0.75rem;
  max-width: 16ch;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3vw, 2.1rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.fm-stage .fm-lede { color: rgba(244, 247, 249, 0.88); margin-bottom: 1.25rem; }
.fm-actions { display: flex; flex-wrap: wrap; gap: 0.65rem; }
.fm-stage .fm-btn--ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.45);
}
.fm-stage .fm-btn--ghost:hover {
  background: #fff;
  color: var(--fm-ink);
}

.fm-board { padding: 2.75rem 0 1rem; }
.fm-section-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  align-items: end;
  margin-bottom: 1.35rem;
}
.fm-section-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  letter-spacing: -0.03em;
}
.fm-channels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9.5rem, 1fr));
  gap: 0.65rem;
}
.fm-channel {
  position: relative;
  display: grid;
  gap: 0.35rem;
  padding: 1rem 0.9rem 1.1rem;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--fm-line);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: transform 0.35s var(--fm-ease), border-color 0.3s var(--fm-ease), background 0.3s var(--fm-ease);
}
.fm-channel::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 3px;
  width: calc(var(--w, 40) * 1%);
  background: linear-gradient(90deg, var(--fm-cel), var(--fm-ember));
  transition: width 0.6s var(--fm-ease);
}
.fm-channel:hover {
  transform: translateY(-4px);
  border-color: var(--fm-slate);
  background: #fff;
}
.fm-channel__code {
  font-family: var(--font-ui);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--fm-ink-soft);
}
.fm-channel__name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
}
.fm-channel__count {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  color: var(--fm-ink-soft);
}

.fm-runway { padding: 2rem 0 1rem; }
.fm-rail-scroll {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(11rem, 13.5rem);
  gap: 0.85rem;
  overflow-x: auto;
  padding-bottom: 0.75rem;
  scroll-snap-type: x mandatory;
}
.fm-tile {
  scroll-snap-align: start;
  display: grid;
  gap: 0.55rem;
  text-decoration: none;
  color: inherit;
  transition: transform 0.35s var(--fm-ease);
}
.fm-tile:hover { transform: translateY(-5px); }
.fm-tile__media {
  aspect-ratio: 4/5;
  overflow: hidden;
  background: var(--fm-frost);
}
.fm-tile__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--fm-ease);
}
.fm-tile:hover .fm-tile__media img { transform: scale(1.06); }
.fm-tile__title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 650;
}
.fm-tile__price {
  font-family: var(--font-ui);
  font-size: 0.8rem;
  color: var(--fm-ember);
}

/* ===== Shared page frame ===== */
.fm-page {
  padding: 1.5rem 0 2.5rem;
}
.fm-page__hero {
  margin-bottom: 1.75rem;
  padding: 1.5rem 0 0.25rem;
}
.fm-page__hero h1 {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.fm-panel {
  padding: 1.15rem 1.2rem;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid var(--fm-line);
}
.fm-grid-2 {
  display: grid;
  gap: 1rem;
}
@media (min-width: 860px) {
  .fm-grid-2 { grid-template-columns: 1.1fr 0.9fr; }
}
.fm-grid-products {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(11.5rem, 1fr));
  gap: 0.9rem;
}

.fm-product-card {
  display: grid;
  gap: 0.5rem;
  text-decoration: none;
  color: inherit;
  transition: transform 0.3s var(--fm-ease);
}
.fm-product-card:hover { transform: translateY(-4px); }
.fm-product-card__img {
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--fm-frost);
}
.fm-product-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.fm-product-card__title {
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 650;
}
.fm-product-card__price {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  color: var(--fm-ember);
}

.fm-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
  margin-bottom: 1.1rem;
}
.fm-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.fm-chip {
  display: inline-flex;
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--fm-line-strong);
  background: rgba(255, 255, 255, 0.55);
  color: var(--fm-ink);
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.25s var(--fm-ease), color 0.25s var(--fm-ease), border-color 0.25s var(--fm-ease);
}
.fm-chip:hover,
.fm-chip.is-active {
  background: var(--fm-slate);
  color: #fff;
  border-color: var(--fm-slate);
}

.fm-split {
  display: grid;
  gap: 1.25rem;
}
@media (min-width: 900px) {
  .fm-split--shop { grid-template-columns: 15rem 1fr; }
  .fm-split--account { grid-template-columns: 14rem 1fr; }
  .fm-split--checkout { grid-template-columns: 1.2fr 0.8fr; }
}

.fm-side {
  padding: 1rem;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--fm-line);
  height: fit-content;
}
.fm-side h3 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: 1rem;
}

.fm-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-ui);
  font-size: 0.88rem;
}
.fm-table th,
.fm-table td {
  padding: 0.75rem 0.5rem;
  border-bottom: 1px solid var(--fm-line);
  text-align: left;
  vertical-align: middle;
}
.fm-table img {
  width: 3.2rem;
  height: 3.2rem;
  object-fit: cover;
}

.fm-qty {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}
.fm-qty button {
  width: 2rem;
  height: 2rem;
  border: 1px solid var(--fm-line-strong);
  background: #fff;
  cursor: pointer;
  font-family: var(--font-ui);
}
.fm-qty input {
  width: 3rem;
  min-height: 2rem;
  text-align: center;
  border: 1px solid var(--fm-line-strong);
  font-family: var(--font-ui);
}

.fm-steps {
  display: grid;
  gap: 0.55rem;
  margin: 1rem 0;
}
.fm-step {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.65rem;
  align-items: start;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--fm-line);
  background: rgba(255, 255, 255, 0.45);
}
.fm-step.is-done { border-color: var(--fm-cel); background: rgba(42, 157, 143, 0.08); }
.fm-step.is-active { border-color: var(--fm-ember); background: rgba(232, 93, 4, 0.08); }
.fm-step__n {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--fm-ink-soft);
}

.fm-timeline {
  display: grid;
  gap: 0;
  border-left: 2px solid var(--fm-line-strong);
  margin-left: 0.55rem;
  padding-left: 1.1rem;
}
.fm-timeline__item {
  position: relative;
  padding: 0 0 1.15rem;
}
.fm-timeline__item::before {
  content: "";
  position: absolute;
  left: -1.4rem;
  top: 0.25rem;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background: var(--fm-frost);
  border: 2px solid var(--fm-cel);
}
.fm-timeline__item.is-active::before { background: var(--fm-ember); border-color: var(--fm-ember); }

.dash-panel { display: none; }
.dash-panel.is-active { display: block; }

.fm-seg {
  display: inline-flex;
  gap: 0.25rem;
  margin-bottom: 1rem;
  padding: 0.2rem;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--fm-line);
}
.fm-seg button {
  min-height: 2.3rem;
  padding: 0.4rem 0.9rem;
  border: 0;
  background: transparent;
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  color: var(--fm-ink-soft);
}
.fm-seg button.is-active,
.fm-seg button[aria-selected="true"] {
  background: var(--fm-slate);
  color: #fff;
}

.fm-doc {
  padding: 1rem;
  margin-bottom: 0.65rem;
  border: 1px solid var(--fm-line);
  background: rgba(255, 255, 255, 0.55);
}
.fm-doc h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
}

.fm-gallery {
  display: grid;
  gap: 0.65rem;
}
@media (min-width: 800px) {
  .fm-gallery { grid-template-columns: 1.2fr 0.8fr; }
}
.fm-gallery__main {
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--fm-frost);
}
.fm-gallery__main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.fm-gallery__thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.4rem;
  align-content: start;
}
.fm-gallery__thumbs button {
  aspect-ratio: 1;
  padding: 0;
  border: 1.5px solid var(--fm-line);
  background: none;
  cursor: pointer;
  overflow: hidden;
}
.fm-gallery__thumbs button.is-active { border-color: var(--fm-ember); }
.fm-gallery__thumbs img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.fm-pay-lanes {
  display: grid;
  gap: 0.55rem;
}
.fm-pay-lane {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.65rem;
  align-items: center;
  padding: 0.85rem;
  border: 1.5px solid var(--fm-line-strong);
  background: rgba(255, 255, 255, 0.55);
  cursor: pointer;
  transition: border-color 0.25s var(--fm-ease), background 0.25s var(--fm-ease);
}
.fm-pay-lane:has(input:checked) {
  border-color: var(--fm-ember);
  background: rgba(232, 93, 4, 0.08);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 1.25rem;
  z-index: 100;
  transform: translateX(-50%) translateY(120%);
  padding: 0.75rem 1rem;
  background: var(--fm-slate);
  color: #fff;
  font-family: var(--font-ui);
  font-size: 0.85rem;
  opacity: 0;
  transition: transform 0.35s var(--fm-ease), opacity 0.35s var(--fm-ease);
  pointer-events: none;
}
.toast.visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}
.toast.error { background: #9b2226; }
.toast.success { background: var(--fm-cel); }

@media (max-width: 860px) {
  .fm-rail__tabs { display: none; }
  .fm-rail__inner { grid-template-columns: 1fr auto; }
  .fm-stage__content { margin-bottom: 3.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition-duration: 0.01ms !important;
  }
  [data-fm-rise] { opacity: 1; transform: none; }
}