@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700&family=Inter:wght@400;500;600&display=swap');

:root{
  --bg: #fbfaf8;
  --surface: #ffffff;
  --ink: #1b1a18;
  --ink-2: #55524d;
  --ink-3: #8d897f;
  --line: #ecebe6;
  --line-2: #dddbd4;
  --gold: #b08d57;
  --gold-soft: rgba(176,141,87,0.12);
  --green: #4a8f63;
  --green-soft: rgba(74,143,99,0.12);
  --amber: #b5852f;
  --radius: 14px;
  --header-h: 60px;
  --font-head: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

*{ box-sizing:border-box; }
html,body{ margin:0; padding:0; }
html{ scroll-behavior:smooth; }

body{
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
}

::selection{ background: var(--ink); color:#fff; }
::-webkit-scrollbar{ width:11px; height:11px; }
::-webkit-scrollbar-track{ background: transparent; }
::-webkit-scrollbar-thumb{ background:#dcd9d2; border:3px solid var(--bg); border-radius:8px; }
::-webkit-scrollbar-thumb:hover{ background:#c8c4bb; }

.wrap{ max-width:1200px; margin:0 auto; padding:0 28px; }

/* ---------------- Top bar ---------------- */

.topbar{
  position:sticky; top:0; z-index:60;
  height:var(--header-h);
  background:rgba(255,255,255,0.88);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.topbar-inner{
  height:100%;
  max-width:1200px; margin:0 auto; padding:0 28px;
  display:flex; align-items:center; justify-content:space-between; gap:16px;
}
.brand{ display:flex; align-items:center; gap:12px; text-decoration:none; color:var(--ink); min-width:0; }
.brand-mark{ height:26px; width:auto; display:block; }
.brand-word{
  font-family:var(--font-head); font-weight:600; font-size:16px;
  letter-spacing:3px; color:var(--ink);
}
.brand-sep{ width:1px; height:22px; background:var(--line-2); }
.brand-sub{
  font-family:var(--font-body); font-size:13px; color:var(--ink-2);
  letter-spacing:.2px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.badge-internal{
  display:inline-flex; align-items:center; gap:7px;
  font-family:var(--font-head); font-size:10.5px; font-weight:600;
  letter-spacing:1.4px; text-transform:uppercase; color:var(--ink-3);
  white-space:nowrap;
}
.badge-internal::before{
  content:""; width:6px; height:6px; border-radius:50%;
  background:var(--gold);
}

/* ---------------- Hero ---------------- */

.hero{ padding:46px 0 26px; }
.hero h1{
  font-family:var(--font-head); font-weight:700;
  font-size:clamp(26px,3.4vw,34px); letter-spacing:-.4px;
  margin:0 0 10px; color:var(--ink);
}
.hero p{
  font-size:15px; color:var(--ink-2); margin:0 0 24px; max-width:560px; line-height:1.55;
}
.search-wrap{ position:relative; max-width:720px; }
.search-wrap svg{
  position:absolute; left:18px; top:50%; transform:translateY(-50%);
  width:19px; height:19px; stroke:var(--ink-3); pointer-events:none;
}
#searchInput{
  width:100%;
  font-family:var(--font-body); font-size:16px; color:var(--ink);
  background:var(--surface);
  border:1px solid var(--line-2);
  border-radius:12px;
  padding:16px 18px 16px 50px;
  outline:none;
  box-shadow:0 1px 2px rgba(27,26,24,0.03);
  transition:border-color .18s, box-shadow .18s;
}
#searchInput::placeholder{ color:var(--ink-3); }
#searchInput:focus{
  border-color:var(--gold);
  box-shadow:0 0 0 4px var(--gold-soft);
}

/* ---------------- Filter chips ---------------- */

.filterbar{
  position:sticky; top:var(--header-h); z-index:50;
  background:rgba(251,250,248,0.9);
  -webkit-backdrop-filter:blur(10px); backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .2s;
}
.filterbar.stuck{ border-bottom-color:var(--line); }
.chips{
  display:flex; gap:9px; padding:14px 0; overflow-x:auto;
  scrollbar-width:none;
}
.chips::-webkit-scrollbar{ display:none; }
.chip{
  flex:0 0 auto;
  font-family:var(--font-body); font-size:13px; font-weight:500;
  padding:8px 16px; border-radius:999px;
  border:1px solid var(--line-2); background:var(--surface); color:var(--ink-2);
  cursor:pointer; white-space:nowrap; transition:all .15s;
}
.chip:hover{ border-color:var(--ink-3); color:var(--ink); }
.chip.active{ background:var(--ink); border-color:var(--ink); color:#fff; }

/* ---------------- Sections ---------------- */

main{ padding:14px 0 90px; min-height:50vh; }
.section{ margin-top:36px; animation:rise .4s ease both; }
.section:first-child{ margin-top:22px; }
@keyframes rise{ from{opacity:0; transform:translateY(12px);} to{opacity:1; transform:translateY(0);} }

.section-head{ display:flex; align-items:baseline; gap:12px; margin-bottom:16px; }
.section-head h2{
  font-family:var(--font-head); font-weight:600; font-size:20px;
  letter-spacing:-.2px; margin:0; color:var(--ink);
  display:flex; align-items:center; gap:8px;
}
.section-head .star{ color:var(--gold); font-size:16px; }
.section-head .count{ font-size:12.5px; color:var(--ink-3); }
.section-divider{
  margin:44px 0 4px; display:flex; align-items:center; gap:14px;
  font-family:var(--font-head); font-size:12px; font-weight:600;
  letter-spacing:1.5px; text-transform:uppercase; color:var(--ink-3);
}
.section-divider::after{ content:""; flex:1; height:1px; background:var(--line); }

.subsection{ margin-top:26px; animation:rise .4s ease both; }
.subsection-head{
  display:flex; align-items:baseline; justify-content:space-between; gap:12px;
  margin-bottom:14px; padding-bottom:10px; border-bottom:1px solid var(--line);
}
.subsection-head h3{
  font-family:var(--font-head); font-weight:600; font-size:16px; margin:0; color:var(--ink);
}
.subsection-head .count{
  font-size:11px; color:var(--ink-3); letter-spacing:.5px; white-space:nowrap;
}

.grid{
  display:grid; gap:16px;
  grid-template-columns:repeat(auto-fill, minmax(268px, 1fr));
}

/* ---------------- Document card ---------------- */

.card{
  position:relative; display:flex; flex-direction:column; gap:11px;
  background:var(--surface); border:1px solid var(--line);
  border-radius:var(--radius); padding:18px;
  text-align:left; cursor:pointer; min-height:158px;
  box-shadow:0 1px 2px rgba(27,26,24,0.03);
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
  animation:rise .4s ease both;
}
.card:hover{ transform:translateY(-3px); border-color:var(--line-2); box-shadow:0 12px 26px rgba(27,26,24,0.09); }
.card:focus-visible{ outline:none; border-color:var(--gold); box-shadow:0 0 0 4px var(--gold-soft); }

.card-top{ display:flex; align-items:center; justify-content:space-between; }
.card-type{ display:inline-flex; align-items:center; gap:8px; }
.card-type .ic{
  width:30px; height:30px; border-radius:8px; flex:0 0 auto;
  background:var(--bg); border:1px solid var(--line);
  display:flex; align-items:center; justify-content:center;
  transition:background .18s, border-color .18s;
}
.card:hover .card-type .ic{ background:var(--ink); border-color:var(--ink); }
.card-type .ic svg{ width:16px; height:16px; stroke:var(--ink-2); fill:none; stroke-width:1.6; stroke-linecap:round; stroke-linejoin:round; transition:stroke .18s; }
.card:hover .card-type .ic svg{ stroke:#fff; }
.card-type .lbl{ font-family:var(--font-head); font-size:10.5px; font-weight:600; letter-spacing:1.3px; text-transform:uppercase; color:var(--ink-3); }
.card-star{ color:var(--gold); font-size:15px; line-height:1; }

.card-title{
  font-family:var(--font-head); font-weight:600; font-size:15.5px; line-height:1.4;
  margin:0; color:var(--ink);
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
.card-desc{
  font-size:13px; line-height:1.5; color:var(--ink-3); margin:0;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
.card-foot{ margin-top:auto; display:flex; align-items:center; justify-content:space-between; gap:8px; flex-wrap:wrap; }
.card-cat{
  font-size:11px; color:var(--ink-2); background:var(--bg);
  border:1px solid var(--line); border-radius:6px; padding:3px 8px;
  max-width:60%; white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.card-date{ font-size:11.5px; color:var(--ink-3); white-space:nowrap; }

.card-actions{
  display:flex; align-items:center; justify-content:space-between;
  border-top:1px solid var(--line); padding-top:11px; margin-top:2px;
}
.card-actions .preview{ font-size:12.5px; font-weight:500; color:var(--ink-2); display:inline-flex; align-items:center; gap:6px; }
.card-actions .preview::before{ content:""; width:6px; height:6px; border-radius:50%; background:var(--gold); }
.card-open{
  font-size:12.5px; font-weight:500; color:var(--ink-3); text-decoration:none;
  display:inline-flex; align-items:center; gap:4px; transition:color .15s;
}
.card-open:hover{ color:var(--ink); }

/* ---------------- Skeleton ---------------- */

.card.skeleton{ pointer-events:none; }
.sk{ border-radius:6px; background:linear-gradient(90deg,#efedea 25%,#f7f6f3 50%,#efedea 75%); background-size:400% 100%; animation:shimmer 1.4s ease infinite; }
@keyframes shimmer{ 0%{background-position:100% 0;} 100%{background-position:-100% 0;} }

/* ---------------- States ---------------- */

.status{ text-align:center; color:var(--ink-3); padding:70px 20px; font-size:14px; }
.status.error{ color:#a65454; }
.empty{ text-align:center; color:var(--ink-3); padding:64px 20px; font-size:14px; }
.empty::before{ content:"—"; display:block; font-size:22px; color:var(--line-2); margin-bottom:10px; }

/* ---------------- Preview modal ---------------- */

.modal-overlay{
  position:fixed; inset:0; z-index:100; display:none;
  align-items:center; justify-content:center; padding:24px;
  background:rgba(27,26,24,0.5); -webkit-backdrop-filter:blur(5px); backdrop-filter:blur(5px);
}
.modal-overlay.open{ display:flex; animation:fadeIn .18s ease; }
@keyframes fadeIn{ from{opacity:0;} to{opacity:1;} }

.modal-box{
  width:min(96vw,1400px); height:min(92vh,900px);
  background:var(--surface); border-radius:16px; overflow:hidden;
  display:flex; flex-direction:column;
  box-shadow:0 40px 90px rgba(27,26,24,0.35);
  animation:modalIn .24s cubic-bezier(.2,.9,.3,1) both;
}
@keyframes modalIn{ from{opacity:0; transform:translateY(14px) scale(.99);} to{opacity:1; transform:translateY(0) scale(1);} }

.modal-head{
  display:flex; align-items:center; gap:14px;
  padding:15px 20px; border-bottom:1px solid var(--line); flex:0 0 auto;
}
.modal-head h3{
  flex:1; min-width:0; margin:0;
  font-family:var(--font-head); font-weight:600; font-size:16px; color:var(--ink);
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.modal-drive{
  flex:0 0 auto; font-family:var(--font-body); font-size:13px; font-weight:500;
  color:#fff; background:var(--ink); border:1px solid var(--ink);
  border-radius:8px; padding:8px 14px; text-decoration:none; transition:opacity .15s;
}
.modal-drive:hover{ opacity:.85; }
.modal-close{
  flex:0 0 auto; width:34px; height:34px; border-radius:8px; cursor:pointer;
  background:var(--bg); border:1px solid var(--line); color:var(--ink-2);
  font-size:17px; line-height:1; transition:all .15s;
}
.modal-close:hover{ background:var(--ink); border-color:var(--ink); color:#fff; }

.modal-body{ flex:1; display:flex; min-height:0; }
.modal-doc{ flex:1; min-width:0; background:#f4f2ee; }
.modal-doc iframe{ width:100%; height:100%; border:0; display:block; }

.modal-info{
  flex:0 0 320px; border-left:1px solid var(--line);
  padding:0; overflow-y:auto; background:var(--surface);
}
.modal-info > summary{
  list-style:none; padding:20px 22px 8px;
  font-family:var(--font-head); font-weight:600; font-size:13px;
  letter-spacing:1px; text-transform:uppercase; color:var(--ink-3);
  cursor:default;
}
.modal-info > summary::-webkit-details-marker{ display:none; }
.info-body{ padding:6px 22px 22px; }
.info-row{ padding:13px 0; border-bottom:1px solid var(--line); }
.info-row:last-child{ border-bottom:0; }
.info-label{ display:block; font-size:11px; letter-spacing:.6px; text-transform:uppercase; color:var(--ink-3); margin-bottom:5px; }
.info-value{ display:block; font-size:14px; color:var(--ink); line-height:1.5; word-break:break-word; }
.info-value.desc{ color:var(--ink-2); }
.status-pill{ display:inline-flex; align-items:center; gap:6px; font-size:12.5px; }
.status-pill::before{ content:""; width:7px; height:7px; border-radius:50%; background:var(--green); }

/* ---------------- Footer ---------------- */

footer{
  border-top:1px solid var(--line); margin-top:40px;
  padding:26px 0 46px; text-align:center;
  color:var(--ink-3); font-size:12.5px; line-height:1.7;
}

/* ---------------- Responsive ---------------- */

@media (max-width:820px){
  .brand-sep, .brand-sub{ display:none; }
}
@media (max-width:640px){
  .wrap, .topbar-inner{ padding:0 18px; }
  .badge-internal{ display:none; }
  .hero{ padding:32px 0 20px; }
  .grid{ grid-template-columns:1fr; }
  .modal-overlay{ padding:0; }
  .modal-box{ width:100vw; height:100vh; border-radius:0; }
  .modal-body{ flex-direction:column; }
  .modal-doc{ flex:1; }
  .modal-info{ flex:0 0 auto; border-left:0; border-top:1px solid var(--line); max-height:44vh; }
  .modal-info > summary{ cursor:pointer; display:flex; align-items:center; justify-content:space-between; padding:16px 20px; }
  .modal-info > summary::after{ content:"▾"; color:var(--ink-3); }
  .modal-info:not([open]) .info-body{ display:none; }
}
@media (min-width:641px){
  .modal-info > summary::after{ display:none; }
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{ animation:none !important; transition:none !important; }
}