/* AMACCA Design Catalogue — page chrome only. Demo styles live inside each demo iframe. */
:root {
  --amber: #E8972C;
  --amber-hover: #D4850F;
  --amber-light: #FEF4E6;
  --teal: #2A9D8F;
  --teal-light: #E6F5F3;
  --charcoal: #0F1724;
  --slate: #1B2A41;
  --off-white: #FAF8F4;
  --light-bg: #F7F8FA;
  --card-bg: #FFFFFF;
  --text-primary: #111827;
  --text-secondary: #4B5563;
  --text-muted: #94A3B8;
  --border: #E5E7EB;
  --border-light: rgba(15, 23, 36, 0.07);
  --radius: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(15, 23, 36, 0.08);
  --shadow-md: 0 6px 24px rgba(15, 23, 36, 0.10);
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --topbar-h: 64px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--topbar-h) + 24px); }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--off-white);
  color: var(--text-primary);
  font-size: 15px;
  line-height: 1.5;
}

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--charcoal); color: #fff; padding: 10px 16px; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Top bar ---------- */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--topbar-h);
  background: rgba(250, 248, 244, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-light);
}
.topbar-inner {
  max-width: 1560px; margin: 0 auto; height: 100%;
  display: flex; align-items: center; gap: 16px; padding: 0 24px;
}
.brand {
  font-family: 'Oswald', sans-serif; font-weight: 700; font-size: 18px;
  letter-spacing: 0.04em; color: var(--charcoal); white-space: nowrap;
}
.brand-dot { color: var(--amber); }
.brand-sub {
  font-family: 'Inter', sans-serif; font-weight: 500; font-size: 12px;
  color: var(--text-muted); letter-spacing: 0.08em; text-transform: uppercase; margin-left: 6px;
}
.client-input {
  flex: 0 1 220px; min-width: 120px;
  border: 1px solid var(--border); border-radius: 8px;
  padding: 7px 12px; font: 500 14px 'Inter', sans-serif; color: var(--text-primary);
  background: #fff; transition: border-color 0.2s var(--ease);
}
.client-input:focus { outline: none; border-color: var(--amber); box-shadow: 0 0 0 3px var(--amber-light); }
.topbar-actions { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.count-badge {
  font: 600 12px 'Inter', sans-serif; color: var(--charcoal);
  background: var(--amber-light); border: 1px solid rgba(232, 151, 44, 0.35);
  padding: 5px 11px; border-radius: 100px; white-space: nowrap;
}
.count-badge.has-any { background: var(--amber); color: #fff; border-color: var(--amber); }
.chip-toggle {
  display: inline-flex; align-items: center; gap: 6px;
  font: 600 12px 'Inter', sans-serif; color: var(--text-secondary);
  background: #fff; border: 1px solid var(--border); border-radius: 100px;
  padding: 6px 12px; cursor: pointer; transition: all 0.15s var(--ease); white-space: nowrap;
}
.chip-toggle:hover { border-color: var(--text-muted); }
.chip-toggle[aria-pressed="true"] { background: var(--charcoal); color: #fff; border-color: var(--charcoal); }
.btn-generate {
  font: 600 13px 'Inter', sans-serif; color: var(--charcoal);
  background: var(--amber); border: none; border-radius: 100px;
  padding: 9px 18px; cursor: pointer; transition: background 0.15s var(--ease); white-space: nowrap;
}
.btn-generate:hover { background: var(--amber-hover); }
.btn-generate-lg { font-size: 15px; padding: 13px 28px; }
.btn-reset {
  font: 500 12px 'Inter', sans-serif; color: var(--text-muted);
  background: none; border: none; cursor: pointer; padding: 6px 4px;
}
.btn-reset:hover { color: #EF4444; }

/* ---------- Layout ---------- */
.layout {
  display: grid; grid-template-columns: 230px 1fr; gap: 32px;
  max-width: 1560px; margin: 0 auto; padding: calc(var(--topbar-h) + 32px) 24px 140px;
}

/* ---------- Left rail ---------- */
.rail {
  position: sticky; top: calc(var(--topbar-h) + 32px);
  align-self: start; max-height: calc(100vh - var(--topbar-h) - 64px);
  overflow-y: auto; padding-right: 4px;
}
.rail-link {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 7px 12px; border-radius: 8px; text-decoration: none;
  font: 500 13px 'Inter', sans-serif; color: var(--text-secondary);
  transition: all 0.12s var(--ease);
}
.rail-link:hover { background: rgba(15, 23, 36, 0.04); color: var(--text-primary); }
.rail-link.active { background: var(--charcoal); color: #fff; }
.rail-count {
  font-size: 11px; font-weight: 600; color: var(--text-muted);
  background: rgba(15, 23, 36, 0.05); border-radius: 100px; padding: 1px 8px;
}
.rail-link.active .rail-count { background: rgba(255, 255, 255, 0.15); color: #fff; }
.rail-count.has-sel { background: var(--amber); color: var(--charcoal); }

/* ---------- Category sections ---------- */
.category { margin-bottom: 72px; }
.category.hidden-by-filter { display: none; }
.category-head { margin-bottom: 20px; max-width: 760px; }
.category-label {
  font: 700 12px 'Inter', sans-serif; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--amber-hover); margin-bottom: 6px;
}
.category-title {
  font-family: 'Oswald', sans-serif; font-weight: 600; font-size: 30px;
  line-height: 1.1; color: var(--charcoal); margin-bottom: 8px;
}
.category-blurb { color: var(--text-secondary); font-size: 15px; }

.demo-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
@media (max-width: 980px) { .demo-grid { grid-template-columns: 1fr; } }

/* ---------- Demo cards ---------- */
.demo-card {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s var(--ease), border-color 0.2s var(--ease), outline-color 0.2s var(--ease);
  outline: 2px solid transparent; outline-offset: 0;
}
.demo-card.span-2 { grid-column: 1 / -1; }
@media (max-width: 980px) { .demo-card.span-2 { grid-column: auto; } }
.demo-card:hover { box-shadow: var(--shadow-md); }
.demo-card.selected { outline-color: var(--amber); border-color: var(--amber); }
.demo-card.hidden-by-filter { display: none; }

.card-head {
  display: flex; align-items: center; gap: 10px; padding: 12px 14px;
  border-bottom: 1px solid var(--border-light); background: #fff;
}
.card-check-label { display: flex; align-items: center; gap: 10px; cursor: pointer; flex: 1; min-width: 0; }
.card-check {
  appearance: none; -webkit-appearance: none; flex-shrink: 0;
  width: 20px; height: 20px; border: 2px solid var(--border); border-radius: 6px;
  background: #fff; cursor: pointer; position: relative;
  transition: all 0.12s var(--ease);
}
.card-check:hover { border-color: var(--amber); }
.card-check:checked { background: var(--amber); border-color: var(--amber); }
.card-check:checked::after {
  content: ""; position: absolute; left: 5px; top: 1px;
  width: 5px; height: 10px; border: solid var(--charcoal);
  border-width: 0 2px 2px 0; transform: rotate(45deg);
}
.card-check:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; }
.card-title { font: 600 14px 'Inter', sans-serif; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.card-tags { display: flex; gap: 5px; flex-shrink: 0; }
.tag {
  font: 600 10px 'Inter', sans-serif; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--text-muted); background: var(--light-bg); border-radius: 100px; padding: 2px 8px;
}
.tag.tag-new { background: var(--teal-light); color: var(--teal); }
.card-expand {
  flex-shrink: 0; display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; border: 1px solid var(--border); border-radius: 7px;
  background: #fff; color: var(--text-secondary); cursor: pointer;
  transition: all 0.12s var(--ease);
}
.card-expand:hover { color: var(--charcoal); border-color: var(--text-muted); }

.card-frame { position: relative; background: var(--light-bg); overflow: hidden; }
.card-frame iframe {
  display: block; border: none; transform-origin: top left;
  pointer-events: auto; background: #fff;
}
.card-frame.is-phone { display: flex; justify-content: center; padding: 20px 0; background: #EDEBE6; }
.phone-bezel {
  border-radius: 34px; border: 8px solid var(--charcoal); overflow: hidden;
  box-shadow: 0 12px 32px rgba(15, 23, 36, 0.18); background: #fff; flex-shrink: 0;
}
.card-note { padding: 10px 14px 12px; color: var(--text-secondary); font-size: 13px; }

/* ---------- Category notes ---------- */
.category-notes { margin-top: 18px; }
.category-notes textarea {
  width: 100%; min-height: 44px; resize: vertical;
  border: 1px dashed var(--border); border-radius: 10px;
  padding: 10px 14px; font: 400 13px 'Inter', sans-serif; color: var(--text-primary);
  background: transparent; transition: all 0.15s var(--ease);
}
.category-notes textarea:focus { outline: none; border-style: solid; border-color: var(--amber); background: #fff; }
.category-notes textarea::placeholder { color: var(--text-muted); }

/* ---------- Bottom bar ---------- */
.bottom-bar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 90;
  background: rgba(15, 23, 36, 0.97); backdrop-filter: blur(10px);
  transform: translateY(100%); transition: transform 0.3s var(--ease);
}
.bottom-bar.visible { transform: translateY(0); }
.bottom-bar-inner {
  max-width: 1560px; margin: 0 auto; padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.bottom-summary { color: rgba(255, 255, 255, 0.85); font-size: 14px; }

/* ---------- Dialogs ---------- */
dialog { border: none; padding: 0; background: transparent; }
dialog::backdrop { background: rgba(15, 23, 36, 0.6); backdrop-filter: blur(3px); }

.lightbox { width: min(1280px, 94vw); max-height: 92vh; }
.lightbox[open], .brief-modal[open] { display: flex; flex-direction: column; }
.lightbox-head, .brief-head {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--charcoal); color: #fff; padding: 12px 18px;
  border-radius: var(--radius) var(--radius) 0 0;
}
.lightbox-title, .brief-title { font: 600 14px 'Inter', sans-serif; }
.lightbox-close {
  background: none; border: none; color: rgba(255, 255, 255, 0.7);
  font-size: 26px; line-height: 1; cursor: pointer; padding: 0 4px;
}
.lightbox-close:hover { color: #fff; }
.lightbox-body {
  background: var(--light-bg); border-radius: 0 0 var(--radius) var(--radius);
  overflow: auto; max-height: calc(92vh - 50px);
}
.lightbox-body iframe { display: block; border: none; width: 100%; }

.brief-modal { width: min(760px, 94vw); max-height: 88vh; }
.brief-actions { display: flex; align-items: center; gap: 10px; }
.btn-secondary {
  font: 600 12px 'Inter', sans-serif; color: #fff;
  background: rgba(255, 255, 255, 0.12); border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 100px; padding: 7px 14px; cursor: pointer; transition: background 0.15s var(--ease);
}
.btn-secondary:hover { background: rgba(255, 255, 255, 0.22); }
.btn-secondary.copied { background: var(--teal); border-color: var(--teal); }
.brief-body {
  background: #fff; border-radius: 0 0 var(--radius) var(--radius);
  padding: 24px 28px; overflow: auto; max-height: calc(88vh - 50px);
  font: 13px/1.65 ui-monospace, 'SF Mono', Menlo, monospace;
  color: var(--text-primary); white-space: pre-wrap;
}

/* ---------- Responsive chrome ---------- */
@media (max-width: 1100px) {
  .layout { grid-template-columns: 1fr; }
  .rail {
    position: sticky; top: var(--topbar-h); z-index: 80;
    display: flex; gap: 6px; overflow-x: auto; max-height: none;
    background: var(--off-white); padding: 10px 0; margin: -10px 0 10px;
  }
  .rail-link { white-space: nowrap; flex-shrink: 0; }
}
@media (max-width: 760px) {
  .brand-sub { display: none; }
  .topbar-inner { gap: 8px; }
  .chip-toggle span { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}