/* ============ Base ============ */
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.6 var(--font-body);
  min-height: 100vh;
}
body::before {
  content: '';
  position: fixed; top: 0; left: 0; right: 0; height: 400px;
  background: linear-gradient(180deg, var(--glow) 0%, transparent 100%);
  pointer-events: none; z-index: -1;
}

/* ============ Topbar ============ */
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 24px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 100;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.2rem; }
.brand .emoji { font-size: 1.5rem; filter: drop-shadow(0 0 8px var(--acc)); }
.version-badge {
  font-size: 0.75rem; font-weight: 600; padding: 2px 8px;
  background: var(--acc); color: var(--bg); border-radius: 10px;
}
.topbar-actions { display: flex; gap: 8px; }
.btn-icon {
  background: var(--card); border: 1px solid var(--border); color: var(--fg);
  padding: 8px 10px; border-radius: 8px; cursor: pointer; font-size: 1rem;
  transition: all 0.2s;
}
.btn-icon:hover { border-color: var(--acc); background: var(--bg2); }

/* ============ Tabs ============ */
.tabs {
  display: flex; gap: 4px; padding: 0 24px;
  background: var(--bg2); border-bottom: 1px solid var(--border);
  overflow-x: auto;
}
.tab {
  background: transparent; border: none; color: var(--muted);
  padding: 12px 16px; cursor: pointer; font: inherit;
  border-bottom: 2px solid transparent; white-space: nowrap;
}
.tab:hover { color: var(--fg); }
.tab.active { color: var(--acc); border-bottom-color: var(--acc); }

/* ============ Content ============ */
.content { padding: 24px; max-width: 1600px; margin: 0 auto; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ============ Stats Grid ============ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px; margin-bottom: 24px;
}
.stat-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 10px; padding: 16px;
  transition: all 0.2s;
}
.stat-card:hover { border-color: var(--border-hi); transform: translateY(-2px); }
.stat-label { color: var(--muted); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; }
.stat-value { font-size: 1.6rem; font-weight: 800; color: var(--acc); margin-top: 6px; }

/* ============ Panel ============ */
.panel-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px;
}
@media (max-width: 900px) { .panel-row { grid-template-columns: 1fr; } }
.panel {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 10px; padding: 18px; margin-bottom: 16px;
}
.panel h3 { margin: 0 0 12px; color: var(--acc); font-size: 1.1rem; }

/* ============ Buttons ============ */
.btn {
  background: var(--bg2); color: var(--fg); border: 1px solid var(--border);
  padding: 8px 16px; border-radius: 8px; cursor: pointer; font: inherit;
  transition: all 0.15s;
}
.btn:hover { border-color: var(--acc); background: var(--card); }
.btn:active { transform: scale(0.97); }
.btn-primary { background: var(--acc); color: var(--bg); border-color: var(--acc); font-weight: 600; }
.btn-primary:hover { background: var(--acc-dim); border-color: var(--acc-dim); }
.btn-danger { background: var(--err); color: var(--bg); border-color: var(--err); }
.btn-danger:hover { opacity: 0.85; }

.action-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 8px;
}
.action-row { display: flex; gap: 8px; align-items: center; margin-bottom: 12px; flex-wrap: wrap; }
.form-row { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }
.form-row .input { flex: 1; min-width: 200px; }

/* ============ Inputs ============ */
.input, .input-small {
  background: var(--bg); color: var(--fg); border: 1px solid var(--border);
  padding: 8px 12px; border-radius: 6px; font: inherit; min-width: 100px;
}
.input { flex: 1; }
.input:focus, .input-small:focus { outline: none; border-color: var(--acc); }

.code-editor {
  width: 100%; min-height: 500px;
  background: var(--code-bg); color: var(--fg);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 12px; font: 13px/1.5 var(--font-mono); resize: vertical;
}

.json-out, .log-out {
  background: var(--code-bg); color: var(--fg);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 12px; font: 12px/1.5 var(--font-mono);
  white-space: pre-wrap; word-break: break-all; overflow-x: auto;
  max-height: 500px; overflow-y: auto;
}
.log-out { max-height: 600px; }

.hint { color: var(--muted); font-size: 0.85rem; margin: 4px 0 10px; }
.badge {
  display: inline-block; min-width: 24px; padding: 2px 8px;
  background: var(--acc); color: var(--bg); border-radius: 12px;
  font-size: 0.75rem; font-weight: 700; text-align: center;
}

/* ============ Tables ============ */
.table-wrap { overflow-x: auto; }
table {
  width: 100%; border-collapse: collapse;
  background: var(--bg2); border-radius: 8px; overflow: hidden;
  border: 1px solid var(--border);
}
th, td { padding: 8px 12px; text-align: left; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em; background: var(--card); }
tr:hover td { background: var(--card); }
tr:last-child td { border-bottom: none; }

.tag {
  display: inline-block; padding: 1px 6px; margin-right: 4px;
  background: var(--acc-dim); color: var(--fg); border-radius: 4px;
  font-size: 0.7rem; font-weight: 600;
}

.status-active { color: var(--acc2); font-weight: 600; }
.status-revoked { color: var(--err); font-weight: 600; }

/* ============ Toast ============ */
.toast-container {
  position: fixed; bottom: 20px; right: 20px; z-index: 1000;
  display: flex; flex-direction: column; gap: 8px;
}
.toast {
  background: var(--card); color: var(--fg);
  border: 1px solid var(--border); border-left: 4px solid var(--acc);
  padding: 12px 18px; border-radius: 8px; min-width: 240px; max-width: 400px;
  box-shadow: var(--shadow);
  animation: toast-in 0.3s ease;
}
.toast.success { border-left-color: var(--acc2); }
.toast.error { border-left-color: var(--err); }
.toast.warn { border-left-color: var(--warn); }
@keyframes toast-in {
  from { transform: translateX(120%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ============ Filter row ============ */
.filter-row {
  display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap;
}
.filter-row .input { flex: 1; min-width: 200px; }

/* ============ Endpoint list ============ */
.endpoint-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px; border-bottom: 1px solid var(--border);
}
.endpoint-item:last-child { border-bottom: none; }
.method-badge {
  display: inline-block; min-width: 60px; padding: 3px 8px;
  border-radius: 5px; font-size: 0.75rem; font-weight: 700; text-align: center;
}
.method-GET { background: rgba(74,222,128,0.15); color: var(--acc2); }
.method-POST { background: rgba(251,191,36,0.15); color: var(--warn); }
.method-PUT { background: rgba(124,156,255,0.15); color: var(--acc); }
.method-DELETE { background: rgba(248,113,113,0.15); color: var(--err); }
.method-POST,DELETE { background: rgba(251,191,36,0.15); color: var(--warn); }
.endpoint-path { font-family: var(--font-mono); color: var(--acc); }
.endpoint-desc { color: var(--muted); flex: 1; }

/* ============ Mode selector ============ */
.mode-selector { display: flex; flex-direction: column; gap: 10px; }
.mode-selector label {
  display: flex; align-items: flex-start; gap: 8px; cursor: pointer;
  padding: 10px; border: 1px solid var(--border); border-radius: 8px;
  transition: all 0.15s; font-size: 0.95rem;
}
.mode-selector label:hover { border-color: var(--acc); background: var(--bg2); }
.mode-selector input[type="radio"] {
  margin-top: 3px; accent-color: var(--acc); transform: scale(1.2);
}
.input-small { width: 80px; }

/* ============ Structured Config Editor ============ */
.config-section {
  margin-bottom: 24px;
  padding: 16px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.config-section h4 {
  margin: 0 0 12px;
  color: var(--acc);
  font-size: 1.05rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 6px;
}
.config-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}
.config-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: all 0.15s;
  position: relative;
}
.config-field.dirty {
  border-color: var(--warn);
  background: rgba(251,191,36,0.05);
}
.config-field.dirty::before {
  content: "●";
  position: absolute;
  top: 6px; right: 8px;
  color: var(--warn);
  font-size: 1rem;
}
.config-label {
  display: flex;
  flex-direction: column;
  gap: 2px;
  cursor: pointer;
}
.config-key {
  font-weight: 600;
  color: var(--fg);
  font-size: 0.92rem;
}
.config-desc {
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.35;
}
.config-checkbox {
  margin-top: 6px;
  width: 20px; height: 20px;
  accent-color: var(--acc);
  cursor: pointer;
}
.config-select,
.config-input-text,
.config-input-number {
  margin-top: 4px;
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  font: inherit;
  font-size: 0.92rem;
  width: 100%;
  box-sizing: border-box;
}
.config-select:focus,
.config-input-text:focus,
.config-input-number:focus {
  outline: none;
  border-color: var(--acc);
}
.config-input-number { max-width: 120px; }
.btn-icon-small {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 2px 8px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.85rem;
  margin-top: 4px;
  align-self: flex-start;
}
.btn-icon-small:hover {
  border-color: var(--acc);
  color: var(--acc);
}