:root {
  --bg-deep: #050b16;
  --bg-panel-1: #0f2138;
  --bg-panel-2: #16324f;
  --bg-panel-3: #1c3f61;
  --border-glow: #4fb8ff;
  --border-steel: #3f5d78;
  --gold: #f0c020;
  --gold-dark: #b98c14;
  --text-light: #dbe9f5;
  --text-dim: #7f9bb3;
  --chrome-light: #eef2f6;
  --chrome-mid: #c3ccd4;
  --chrome-dark: #7c8994;
  --success: #45d17a;
  --error: #ff5f56;
  --warn: #ffb238;
  --info: #4fb8ff;
  --font-display: "Rajdhani", sans-serif;
  --font-body: "Titillium Web", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(ellipse at top, #0c1c31 0%, var(--bg-deep) 60%);
  font-family: var(--font-body);
  color: var(--text-light);
  padding: 32px 16px 60px;
  display: flex;
  justify-content: center;
}

.frame {
  width: 100%;
  max-width: 880px;
}

/* ---------- Window chrome ---------- */
.titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(180deg, var(--chrome-light) 0%, var(--chrome-mid) 55%, var(--chrome-dark) 100%);
  border: 1px solid #4a5a68;
  border-bottom: none;
  border-radius: 6px 6px 0 0;
  padding: 7px 10px;
  box-shadow: 0 -1px 0 rgba(255,255,255,0.4) inset;
}

.titlebar-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.5px;
  color: #16324f;
  display: flex;
  align-items: center;
  gap: 8px;
}

.titlebar-title .icon {
  width: 16px;
  height: 16px;
  border-radius: 3px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  box-shadow: 0 0 6px var(--gold);
}

.titlebar-controls { display: flex; gap: 5px; }
.titlebar-controls span {
  width: 16px;
  height: 16px;
  border-radius: 2px;
  background: linear-gradient(180deg, #fff, #b7c1c9);
  border: 1px solid #6b7982;
  display: inline-block;
}
.titlebar-controls span.close {
  background: linear-gradient(180deg, #ff8b83, #d13a30);
}

.subbar {
  background: linear-gradient(180deg, #234163, #142d49);
  border-left: 1px solid var(--border-steel);
  border-right: 1px solid var(--border-steel);
  text-align: center;
  padding: 6px;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--border-glow);
  text-shadow: 0 0 8px rgba(79,184,255,0.6);
}

/* ---------- Tabs ---------- */
.tabs {
  display: flex;
  background: linear-gradient(180deg, #16324f, #0f2138);
  border-left: 1px solid var(--border-steel);
  border-right: 1px solid var(--border-steel);
  padding: 8px 8px 0;
  gap: 4px;
}

.tab {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.5px;
  color: var(--text-dim);
  text-decoration: none;
  padding: 8px 18px;
  border: 1px solid var(--border-steel);
  border-bottom: none;
  border-radius: 4px 4px 0 0;
  background: rgba(15, 33, 56, 0.6);
}

.tab.active {
  color: #fff;
  background: linear-gradient(180deg, var(--bg-panel-3), var(--bg-panel-2));
  border-color: var(--border-glow);
  box-shadow: 0 0 10px rgba(79,184,255,0.35), 0 -2px 0 var(--border-glow) inset;
}

/* ---------- Main panel ---------- */
.panel {
  background: linear-gradient(180deg, var(--bg-panel-2) 0%, var(--bg-panel-1) 100%);
  border: 1px solid var(--border-steel);
  border-radius: 0 0 8px 8px;
  padding: 20px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5), 0 0 0 1px rgba(79,184,255,0.06) inset;
}

.section {
  margin-bottom: 22px;
}

.section-header {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #1a2431;
  background: linear-gradient(180deg, #ffd863, var(--gold) 55%, var(--gold-dark));
  padding: 6px 12px;
  border-radius: 3px;
  margin-bottom: 14px;
  box-shadow: 0 1px 0 rgba(255,255,255,0.5) inset, 0 2px 6px rgba(0,0,0,0.35);
}

/* ---------- Drop zone ---------- */
.drop-zone {
  border: 2px dashed var(--border-steel);
  border-radius: 8px;
  background: rgba(5, 15, 28, 0.5);
  padding: 40px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.drop-zone:focus-visible {
  outline: 2px solid var(--border-glow);
  outline-offset: 3px;
}

.drop-zone.drag-active {
  border-color: var(--border-glow);
  border-style: solid;
  background: rgba(79,184,255,0.08);
  box-shadow: 0 0 24px rgba(79,184,255,0.35);
}

.drop-zone-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--text-light);
  margin-bottom: 6px;
}

.drop-zone-sub {
  font-size: 13px;
  color: var(--text-dim);
}

.drop-zone-sub .browse-link {
  color: var(--border-glow);
  text-decoration: underline;
}

/* ---------- File table ---------- */
.file-table-wrap { margin-top: 18px; }

table.file-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.file-table thead th {
  text-align: left;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-size: 11px;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border-steel);
  padding: 6px 8px;
}

.file-table tbody td {
  padding: 8px;
  border-bottom: 1px solid rgba(63,93,120,0.4);
  vertical-align: middle;
}

.file-table tbody tr:hover { background: rgba(79,184,255,0.05); }

.cell-name { font-weight: 600; word-break: break-all; }

.folder-resolved {
  font-family: var(--font-display);
  color: var(--info);
}

.unknown-ext-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.folder-override {
  background: var(--bg-deep);
  border: 1px solid var(--warn);
  border-radius: 3px;
  color: var(--text-light);
  padding: 4px 6px;
  font-size: 12px;
  width: 140px;
}

.remember-label {
  font-size: 11px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 4px;
}

.badge {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 3px 8px;
  border-radius: 3px;
  display: inline-block;
}
.badge-reading, .badge-compressing, .badge-decompressing { background: rgba(255,178,56,0.15); color: var(--warn); }
.badge-compressed { background: rgba(79,184,255,0.15); color: var(--info); }
.badge-uploading-redirect, .badge-uploading-gameserver { background: rgba(79,184,255,0.15); color: var(--info); }
.badge-redirect-done { background: rgba(69,209,122,0.12); color: var(--success); }
.badge-done { background: rgba(69,209,122,0.2); color: var(--success); }
.badge-error { background: rgba(255,95,86,0.18); color: var(--error); }

.row-error {
  font-size: 11px;
  color: var(--error);
  margin-top: 4px;
  max-width: 220px;
}

.cell-actions { white-space: nowrap; }

/* ---------- Buttons ---------- */
.btn {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-size: 13px;
  border: 1px solid var(--border-glow);
  border-radius: 4px;
  padding: 10px 20px;
  background: linear-gradient(180deg, #2c6091, #163a5c);
  color: #fff;
  cursor: pointer;
  box-shadow: 0 0 0 rgba(79,184,255,0);
  transition: box-shadow 0.15s ease, transform 0.05s ease;
}

.btn:hover:not(:disabled) { box-shadow: 0 0 14px rgba(79,184,255,0.5); }
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-gold {
  border-color: var(--gold);
  background: linear-gradient(180deg, #ffd863, var(--gold-dark));
  color: #1a2431;
}
.btn-gold:hover:not(:disabled) { box-shadow: 0 0 14px rgba(240,192,32,0.6); }

.btn-small {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  border: 1px solid var(--border-steel);
  border-radius: 3px;
  background: rgba(255,255,255,0.04);
  color: var(--text-light);
  padding: 5px 9px;
  cursor: pointer;
  margin-right: 4px;
}
.btn-small:hover:not(:disabled) { border-color: var(--border-glow); color: var(--info); }
.btn-small:disabled { opacity: 0.35; cursor: not-allowed; }

.actions-row {
  display: flex;
  gap: 10px;
  margin-top: 16px;
  flex-wrap: wrap;
}

/* ---------- Log panel ---------- */
.log-panel {
  margin-top: 18px;
  background: #020609;
  border: 1px solid var(--border-steel);
  border-radius: 4px;
  padding: 10px 12px;
  height: 150px;
  overflow-y: auto;
  font-family: "Consolas", "Courier New", monospace;
  font-size: 12px;
  line-height: 1.6;
}

.log-line { color: var(--text-dim); }
.log-line.ok { color: var(--success); }
.log-line.error { color: var(--error); }
.log-line.warn { color: var(--warn); }
.log-line.info { color: var(--info); }

/* ---------- Empty state ---------- */
.empty-state {
  text-align: center;
  color: var(--text-dim);
  font-size: 13px;
  padding: 24px 0;
}

/* ---------- Forms (settings page) ---------- */
.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

@media (max-width: 640px) {
  .field-grid { grid-template-columns: 1fr; }
}

.field label {
  display: block;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 5px;
}

.field input[type="text"],
.field input[type="password"],
.field input[type="number"] {
  width: 100%;
  background: var(--bg-deep);
  border: 1px solid var(--border-steel);
  border-radius: 3px;
  color: var(--text-light);
  padding: 9px 10px;
  font-size: 13px;
  font-family: var(--font-body);
}

.field input:focus {
  outline: none;
  border-color: var(--border-glow);
  box-shadow: 0 0 8px rgba(79,184,255,0.35);
}

.folder-rows { display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; }

.folder-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(5,15,28,0.5);
  border: 1px solid var(--border-steel);
  border-radius: 4px;
  padding: 8px 10px;
}

.folder-ext {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--gold);
  width: 70px;
  flex-shrink: 0;
}

.folder-input {
  flex: 1;
  background: var(--bg-deep);
  border: 1px solid var(--border-steel);
  border-radius: 3px;
  color: var(--text-light);
  padding: 6px 8px;
  font-size: 13px;
}

.btn-remove-row {
  background: none;
  border: 1px solid var(--error);
  color: var(--error);
  border-radius: 3px;
  width: 26px;
  height: 26px;
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
}

.settings-status {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  margin-top: 12px;
  min-height: 18px;
}
.settings-status.ok { color: var(--success); }
.settings-status.warn { color: var(--warn); }
.settings-status.error { color: var(--error); }

.notice {
  background: rgba(255,178,56,0.08);
  border: 1px solid var(--warn);
  border-radius: 4px;
  padding: 10px 12px;
  font-size: 12.5px;
  color: var(--text-light);
  margin-bottom: 18px;
}
.notice strong { color: var(--warn); }

.footer-strip {
  margin-top: 14px;
  text-align: center;
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--border-steel);
  text-transform: uppercase;
}