* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --navy: #0b2545;
  --gold: #c9a227;
  --bg: #f4f6fb;
  --card: #ffffff;
  --text: #1a1f2e;
  --muted: #6b7280;
  --border: #e5e7eb;
  --danger: #b91c1c;
}
body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
  display: flex; flex-direction: column;
}
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.25rem; width: 100%; }

.hero {
  background: linear-gradient(135deg, var(--navy) 0%, #143268 100%);
  color: white;
  padding: 3rem 0 2.5rem;
  border-bottom: 4px solid var(--gold);
  text-align: center;
}
.logo {
  width: 110px; height: 110px; border-radius: 50%;
  object-fit: cover; background: white;
  margin-bottom: 1rem; box-shadow: 0 6px 18px rgba(0,0,0,.3);
  border: 3px solid var(--gold);
}
.hero h1 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
.subtitle { color: #d6dbe4; margin-top: .35rem; }

main { flex: 1; padding: 2rem 0 3rem; display: flex; flex-direction: column; gap: 1.5rem; }

.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.5rem;
  box-shadow: 0 1px 3px rgba(0,0,0,.04);
}
.panel-head {
  display: flex; justify-content: space-between; align-items: center;
  gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem;
}
.panel-head h2 { color: var(--navy); font-size: 1.3rem; }
.muted { color: var(--muted); }
.small { font-size: .8rem; word-break: break-all; }

.file-list { display: grid; gap: .85rem; }
.file-card {
  display: flex; justify-content: space-between; align-items: center;
  gap: 1rem; flex-wrap: wrap;
  padding: 1rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fafbfd;
  transition: .15s;
}
.file-card:hover { border-color: var(--navy); transform: translateY(-1px); }
.file-meta h3 { font-size: 1rem; color: var(--navy); margin: .25rem 0; }
.badge {
  display: inline-block; background: var(--navy); color: var(--gold);
  font-size: .7rem; padding: .2rem .55rem; border-radius: 999px;
  letter-spacing: .5px; text-transform: uppercase; font-weight: 600;
}
.file-actions { display: flex; gap: .5rem; flex-wrap: wrap; }

.btn {
  border: 1px solid transparent; border-radius: 8px;
  padding: .55rem .95rem; font-size: .88rem; font-weight: 600;
  cursor: pointer; text-decoration: none; display: inline-block;
  transition: .15s;
}
.btn.primary { background: var(--navy); color: white; }
.btn.primary:hover { background: #143268; }
.btn.ghost { background: white; color: var(--navy); border-color: var(--border); }
.btn.ghost:hover { border-color: var(--navy); }
.btn.danger { background: white; color: var(--danger); border-color: #f1c5c5; }
.btn.danger:hover { background: var(--danger); color: white; }

.crumbs { display: flex; align-items: center; flex-wrap: wrap; gap: .25rem; margin-bottom: 1rem; font-size: .85rem; }
.crumb { background: none; border: 0; color: var(--navy); cursor: pointer; padding: .2rem .4rem; border-radius: 6px; font-weight: 600; }
.crumb:hover { background: #eef2f9; }
.crumb-sep { color: var(--muted); }

.viewer { border: 1px solid var(--border); border-radius: 10px; overflow: hidden; background: #fafbfd; }
.viewer iframe { width: 100%; height: 70vh; border: 0; display: block; background: white; }
.viewer img { max-width: 100%; display: block; margin: 0 auto; }
.viewer pre {
  padding: 1.25rem; max-height: 70vh; overflow: auto;
  font-family: 'Consolas', monospace; font-size: .85rem;
  white-space: pre-wrap; word-break: break-word; background: #1a1f2e; color: #e5e7eb;
}

.modal {
  position: fixed; inset: 0; background: rgba(11,37,69,.55);
  display: flex; align-items: center; justify-content: center;
  padding: 1rem; z-index: 50;
}
.modal-card {
  background: white; border-radius: 14px; padding: 1.75rem;
  width: 100%; max-width: 480px; display: flex; flex-direction: column; gap: .85rem;
}
.modal-card h3 { color: var(--navy); }
.modal-card label { display: flex; flex-direction: column; gap: .3rem; font-size: .85rem; font-weight: 600; color: var(--navy); }
.modal-card input, .modal-card select {
  padding: .6rem .75rem; border: 1px solid var(--border); border-radius: 8px;
  font-size: .9rem; font-family: inherit;
}
.modal-card input:focus, .modal-card select:focus { outline: 2px solid var(--gold); border-color: var(--gold); }
.modal-actions { display: flex; justify-content: flex-end; gap: .5rem; margin-top: .5rem; }

footer {
  background: var(--navy); color: #d6dbe4;
  padding: 1.25rem 0; text-align: center; font-size: .85rem;
  border-top: 4px solid var(--gold);
}