@import url("assets/brand-tokens.css");

/* ============ Albert Sans (variable) + brand fonts ============ */
@font-face {
  font-family: "Albert Sans";
  src: url("assets/fonts/AlbertSans-VariableFont_wght.ttf") format("truetype-variations");
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: "Artful Beauty AZE";
  src: url("assets/fonts/Artful Beauty AZE.otf") format("opentype");
  font-display: swap;
}
@font-face {
  font-family: "Montserrat";
  src: url("assets/fonts/Montserrat-Regular.ttf") format("truetype");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Montserrat";
  src: url("assets/fonts/Montserrat-SemiBold.ttf") format("truetype");
  font-weight: 600;
  font-display: swap;
}

/* ============ Base ============ */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  font-family: var(--font-primary);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: var(--text-body);
  line-height: var(--leading-body);
}
a { color: var(--mayak-primary); text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
img { max-width: 100%; display: block; }

/* ============ Topbar ============ */
.topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: var(--space-4);
  padding: var(--space-3) var(--space-6);
  background: rgba(245, 248, 248, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.topbar .brand { display: flex; align-items: center; gap: var(--space-3); }
.topbar .brand img { height: 34px; width: auto; }
.topbar .brand span {
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--tracking-heading);
  text-transform: uppercase;
  font-size: 14px; color: var(--mayak-primary);
}
.search-wrap { margin-left: auto; position: relative; width: min(360px, 44vw); }
.search-wrap input {
  width: 100%; padding: 10px 14px 10px 38px;
  border: 1px solid var(--color-border); border-radius: var(--radius-round);
  background: var(--mayak-white); font: inherit; font-size: 14px;
  color: var(--color-text); outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.search-wrap input:focus {
  border-color: var(--mayak-primary-light);
  box-shadow: 0 0 0 3px rgba(0, 80, 86, 0.1);
}
.search-wrap svg {
  position: absolute; left: 13px; top: 50%; transform: translateY(-50%);
  width: 16px; height: 16px; stroke: var(--color-text-muted);
}

/* ============ Layout: sticky left nav + content ============ */
.shell { display: grid; grid-template-columns: 220px 1fr; max-width: 1400px; margin: 0 auto; }
.sidenav {
  position: sticky; top: 76px; align-self: start;
  padding: var(--space-8) var(--space-4);
  display: flex; flex-direction: column; gap: 2px;
}
.sidenav a {
  padding: 9px 14px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: var(--font-weight-medium);
  color: var(--color-text-muted);
  transition: background .15s, color .15s;
}
.sidenav a:hover { background: rgba(0, 80, 86, 0.06); color: var(--mayak-primary); }
.sidenav a.active { background: var(--mayak-primary); color: var(--mayak-white); }
.sidenav .nav-internal { margin-top: var(--space-4); border-top: 1px dashed var(--color-border); padding-top: var(--space-4); }

main { padding: var(--space-8) var(--space-8) 120px; min-width: 0; }

section.block { margin-bottom: var(--space-16); }
.section-head { margin-bottom: var(--space-6); }
.section-head h2 {
  font-size: var(--text-h2); font-weight: var(--font-weight-semibold);
  letter-spacing: var(--tracking-heading); text-transform: uppercase;
  color: var(--mayak-primary); line-height: var(--leading-heading);
}
.section-head p { color: var(--color-text-muted); margin-top: var(--space-2); max-width: 640px; }
.section-head .en { font-size: 13px; letter-spacing: var(--tracking-wide); text-transform: uppercase; color: var(--mayak-primary-light); font-weight: var(--font-weight-medium); }

/* ============ Cards / grids ============ */
.grid { display: grid; gap: var(--space-4); }
.grid.logos { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.grid.colors { grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); }
.grid.templates { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.grid.renders { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
.grid.docs { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.grid.copyblocks { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }

.card {
  background: var(--mayak-white); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); overflow: hidden;
  transition: box-shadow .2s, transform .2s;
}
.card:hover { box-shadow: var(--shadow-card); }

/* logo cards */
.logo-tile { aspect-ratio: 4 / 3; display: grid; place-items: center; padding: var(--space-6); }
.logo-tile.teal { background: var(--mayak-primary); }
.logo-tile.white { background: var(--mayak-white); border-bottom: 1px solid var(--color-border); }
.logo-tile img { max-height: 110px; width: auto; max-width: 85%; object-fit: contain; }
.card-body { padding: var(--space-3) var(--space-4) var(--space-4); }
.card-title { font-size: 13.5px; font-weight: var(--font-weight-semibold); margin-bottom: var(--space-2); }
.card-sub { font-size: 12px; color: var(--color-text-muted); margin-bottom: var(--space-3); }
.btn-row { display: flex; flex-wrap: wrap; gap: 6px; }

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 13px; border-radius: var(--radius-round);
  border: 1px solid var(--color-border); background: var(--mayak-white);
  font-size: 12.5px; font-weight: var(--font-weight-medium); color: var(--color-text);
  transition: all .15s;
}
.btn:hover { border-color: var(--mayak-primary-light); color: var(--mayak-primary); background: rgba(0, 80, 86, 0.04); }
.btn.primary { background: var(--mayak-primary); border-color: var(--mayak-primary); color: var(--mayak-white); }
.btn.primary:hover { background: var(--mayak-primary-dark); }
.btn.lg { padding: 11px 22px; font-size: 14px; }

/* rules block (Olar / Olmaz) */
.rules {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4);
  margin-top: var(--space-6);
}
.rules .col {
  background: var(--mayak-white); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: var(--space-4) var(--space-6);
}
.rules h3 { font-size: 15px; margin-bottom: var(--space-3); display: flex; align-items: center; gap: 8px; }
.rules .ok h3 { color: #1a7a4a; }
.rules .no h3 { color: #b3403a; }
.rules ul { list-style: none; }
.rules li { font-size: 13.5px; padding: 6px 0; border-top: 1px solid var(--color-bg); color: var(--color-text); }
.rules li:first-child { border-top: 0; }

/* color swatches */
.swatch { cursor: pointer; }
.swatch .chip { height: 110px; position: relative; }
.swatch .chip.bordered { border-bottom: 1px solid var(--color-border); }
.swatch .vals { display: flex; flex-direction: column; gap: 3px; padding-top: 2px; }
.swatch .vals span { font-size: 12px; color: var(--color-text-muted); font-variant-numeric: tabular-nums; }
.swatch .vals span:hover { color: var(--mayak-primary); }
.badge {
  display: inline-block; font-size: 10.5px; font-weight: var(--font-weight-semibold);
  letter-spacing: 0.06em; text-transform: uppercase;
  padding: 3px 9px; border-radius: var(--radius-round);
}
.badge.official { background: rgba(0, 80, 86, 0.1); color: var(--mayak-primary); }
.badge.proposed { background: #fdf3e0; color: #9a6b1f; }
.badge.legacy { background: #f3e9e8; color: #b3403a; }
.badge.live { background: #e3f3ea; color: #1a7a4a; }
.badge.internal { background: #eef2f7; color: #44546a; }

/* typography */
.font-card { margin-bottom: var(--space-4); }
.font-card .head {
  display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap;
  padding: var(--space-4) var(--space-6) 0;
}
.font-card .rank {
  width: 30px; height: 30px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--mayak-primary); color: var(--mayak-white);
  font-weight: var(--font-weight-bold); font-size: 14px;
}
.font-card.legacy-font { opacity: 0.72; }
.font-card.legacy-font .rank { background: #b3403a; }
.font-card h3 { font-size: var(--text-h3); font-weight: var(--font-weight-semibold); }
.font-card .body { padding: var(--space-4) var(--space-6) var(--space-6); }
.specimen { font-size: 30px; line-height: 1.3; margin: var(--space-4) 0; }
.specimen.artful { font-family: "Artful Beauty AZE", cursive; color: var(--mayak-primary); font-size: 38px; }
.specimen.mont { font-family: "Montserrat", sans-serif; }
.az-test {
  background: var(--mayak-surface); border: 1px dashed var(--mayak-primary-light);
  border-radius: var(--radius-sm); padding: var(--space-4) var(--space-6);
  margin: var(--space-4) 0; font-size: 20px; line-height: 1.7;
}
.az-test .row2 { font-size: 15px; letter-spacing: var(--tracking-heading); }
.warn {
  display: flex; gap: 10px; align-items: flex-start;
  background: #fdf3e0; border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4); font-size: 13px; color: #7a5417;
  margin-top: var(--space-3);
}
pre.snippet {
  background: #0f2c2e; color: #cfe8e6; font-size: 12.5px; line-height: 1.55;
  padding: var(--space-4); border-radius: var(--radius-sm);
  overflow-x: auto; margin-top: var(--space-3);
  font-family: Consolas, monospace;
}
table.scale { width: 100%; border-collapse: collapse; margin-top: var(--space-4); font-size: 14px; }
table.scale th, table.scale td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--color-bg); }
table.scale th { color: var(--color-text-muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; }

/* templates */
.tpl-preview {
  height: 140px; display: grid; place-items: center;
  background: var(--mayak-surface); border-bottom: 1px solid var(--color-border);
}
.tpl-shape {
  background: var(--mayak-white); border: 2px solid var(--mayak-primary);
  border-radius: 3px; position: relative;
}
.tpl-shape::after {
  content: ""; position: absolute; inset: 12%;
  border: 1px dashed var(--mayak-primary-light); border-radius: 2px;
}
.dim { cursor: pointer; font-variant-numeric: tabular-nums; }
.dim:hover { color: var(--mayak-primary); }

/* renders */
.render-card { cursor: zoom-in; position: relative; }
.render-card img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.render-card .mask-badge {
  position: absolute; top: 8px; left: 8px;
}
.render-card .card-body { padding: var(--space-2) var(--space-3) var(--space-3); }
.render-card .card-title { font-size: 12px; word-break: break-all; margin-bottom: 6px; }

/* lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 100; display: none;
  background: rgba(6, 30, 32, 0.92);
  place-items: center; padding: var(--space-8);
}
.lightbox.open { display: grid; }
.lightbox img { max-height: 76vh; max-width: 92vw; border-radius: var(--radius-sm); }
.lightbox .lb-meta { margin-top: var(--space-4); display: flex; gap: var(--space-3); flex-wrap: wrap; justify-content: center; }
.lightbox .lb-name { color: var(--mayak-white); text-align: center; margin-top: var(--space-3); font-size: 14px; }
.lightbox .close {
  position: absolute; top: 20px; right: 26px;
  background: none; border: 0; color: var(--mayak-white); font-size: 34px; line-height: 1;
}

/* docs */
.doc-card { display: flex; flex-direction: column; }
.doc-card .icon {
  height: 90px; display: grid; place-items: center;
  background: var(--mayak-surface); border-bottom: 1px solid var(--color-border);
  color: var(--mayak-primary);
}
.doc-card .card-body { flex: 1; display: flex; flex-direction: column; }
.doc-card .btn-row { margin-top: auto; }

/* copy blocks */
.copyblock { cursor: pointer; padding: var(--space-4) var(--space-6); }
.copyblock:hover { border-color: var(--mayak-primary-light); }
.copyblock .label { font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-text-muted); margin-bottom: 6px; }
.copyblock .value { font-size: 15px; font-weight: var(--font-weight-medium); white-space: pre-wrap; }
.copyblock .value.signature { font-family: "Artful Beauty AZE", cursive; font-size: 26px; color: var(--mayak-primary); }
.copyblock .value.para { font-size: 13.5px; font-weight: var(--font-weight-regular); line-height: 1.65; }

/* internal */
.internal-note {
  background: #eef2f7; border-left: 3px solid #44546a;
  padding: var(--space-3) var(--space-4); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 13px; color: #44546a; margin-bottom: var(--space-6);
}
.tree {
  font-family: Consolas, monospace; font-size: 13px; line-height: 1.8;
  background: var(--mayak-white); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: var(--space-6); overflow-x: auto;
}
.tree b { color: var(--mayak-primary); }

/* gradient card */
.gradient-chip { background: var(--mayak-gradient-icon); }

/* toast */
.toast {
  position: fixed; bottom: 28px; left: 50%; transform: translate(-50%, 20px);
  background: var(--mayak-primary-dark); color: var(--mayak-white);
  padding: 11px 24px; border-radius: var(--radius-round);
  font-size: 14px; opacity: 0; pointer-events: none;
  transition: opacity .2s, transform .2s; z-index: 200;
  box-shadow: var(--shadow-overlay);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* hidden by search */
.search-hidden { display: none !important; }
.no-results { color: var(--color-text-muted); font-size: 14px; padding: var(--space-4) 0; display: none; }

/* footer */
footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-8) var(--space-6); text-align: center;
  color: var(--color-text-muted); font-size: 13px;
}
footer .sig { font-family: "Artful Beauty AZE", cursive; font-size: 22px; color: var(--mayak-primary); margin-bottom: 6px; }

/* ============ Responsive ============ */
@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; }
  .sidenav {
    position: sticky; top: 60px; z-index: 40;
    flex-direction: row; overflow-x: auto; gap: 6px;
    padding: var(--space-2) var(--space-4);
    background: rgba(245, 248, 248, 0.95); backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
  }
  .sidenav a { white-space: nowrap; font-size: 13px; }
  .sidenav .nav-internal { margin: 0; border: 0; padding: 9px 14px; }
  main { padding: var(--space-6) var(--space-4) 100px; }
  .rules { grid-template-columns: 1fr; }
  .topbar { padding: var(--space-3) var(--space-4); }
  .topbar .brand span { display: none; }
  .section-head h2 { font-size: 24px; }
  .specimen { font-size: 22px; }
  .az-test { font-size: 16px; }
}