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

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --card: #1e2235;
  --border: #2a2d3e;
  --accent: #5865f2;
  --accent-hover: #4752c4;
  --success: #57f287;
  --warning: #fee75c;
  --danger: #ed4245;
  --text: #e0e0e0;
  --text-muted: #888;
  --sidebar-width: 260px;
}

body { font-family: 'Inter', sans-serif; background: var(--bg); color: var(--text); display: flex; min-height: 100vh; }

/* Top bar */
.topbar { position: fixed; top: 0; left: var(--sidebar-width); right: 0; height: 56px; background: var(--surface); border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; padding: 0 24px; z-index: 100; }
.topbar h1 { font-size: 16px; font-weight: 600; }
.topbar .status { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-muted); }
.topbar .status .dot { width: 8px; height: 8px; border-radius: 50%; }
.topbar .status .dot.online { background: var(--success); }
.topbar .status .dot.offline { background: var(--danger); }
.topbar .actions { display: flex; gap: 12px; align-items: center; }
.topbar .actions button { background: none; border: 1px solid var(--border); color: var(--text-muted); padding: 6px 14px; border-radius: 6px; font-size: 13px; cursor: pointer; transition: all 200ms; }
.topbar .actions button:hover { border-color: var(--accent); color: var(--text); }

/* Sidebar */
.sidebar { position: fixed; top: 0; left: 0; width: var(--sidebar-width); height: 100vh; background: var(--surface); border-right: 1px solid var(--border); padding: 16px 0; overflow-y: auto; z-index: 101; }
.sidebar .logo { padding: 12px 20px 24px; font-size: 18px; font-weight: 700; }
.sidebar a { display: flex; align-items: center; gap: 10px; padding: 10px 20px; color: var(--text-muted); text-decoration: none; font-size: 13px; font-weight: 500; border-left: 3px solid transparent; transition: all 200ms; }
.sidebar a:hover { color: var(--text); background: rgba(88,101,242,0.08); }
.sidebar a.active { color: var(--accent); border-left-color: var(--accent); background: rgba(88,101,242,0.1); }

/* Main */
.main { margin-left: var(--sidebar-width); margin-top: 56px; padding: 24px; flex: 1; padding-bottom: 100px; }

/* Section cards */
.section { margin-bottom: 24px; }
.section-header { background: var(--card); border: 1px solid var(--border); border-radius: 12px 12px 0 0; padding: 20px 24px; cursor: pointer; display: flex; align-items: center; gap: 12px; transition: background 200ms; }
.section-header:hover { background: #232740; }
.section-header h2 { font-size: 15px; font-weight: 600; flex: 1; }
.section-header p { font-size: 12px; color: var(--text-muted); }
.section-header .chevron { transition: transform 200ms; font-size: 18px; color: var(--text-muted); }
.section.collapsed .section-header { border-radius: 12px; }
.section.collapsed .section-body { display: none; }
.section.collapsed .chevron { transform: rotate(-90deg); }
.section-body { background: var(--card); border: 1px solid var(--border); border-top: none; border-radius: 0 0 12px 12px; padding: 24px; }

/* Field grid */
.field-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full-width { grid-column: 1 / -1; }
.field label { font-size: 12px; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.field input, .field select, .field textarea { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 10px 14px; color: var(--text); font-size: 14px; font-family: inherit; outline: none; transition: border-color 200ms; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 2px rgba(88,101,242,0.2); }
.field textarea { min-height: 80px; resize: vertical; }
.field input.changed, .field select.changed, .field textarea.changed { border-color: var(--warning); }
.field .hint { font-size: 11px; color: var(--text-muted); }

/* Toggle switch */
.toggle-wrap { display: flex; align-items: center; gap: 12px; }
.toggle { position: relative; width: 44px; height: 24px; }
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle .slider { position: absolute; inset: 0; background: var(--border); border-radius: 12px; cursor: pointer; transition: background 200ms; }
.toggle .slider::before { content: ''; position: absolute; left: 3px; top: 3px; width: 18px; height: 18px; background: #fff; border-radius: 50%; transition: transform 200ms; }
.toggle input:checked + .slider { background: var(--accent); }
.toggle input:checked + .slider::before { transform: translateX(20px); }

/* Color picker */
.color-field { display: flex; align-items: center; gap: 10px; }
.color-field input[type="color"] { width: 40px; height: 40px; border: 1px solid var(--border); border-radius: 8px; cursor: pointer; background: none; padding: 2px; }

/* Smart select */
.smart-select { position: relative; }
.smart-select-display { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 10px 14px; cursor: pointer; display: flex; align-items: center; gap: 8px; min-height: 42px; transition: border-color 200ms; }
.smart-select-display:hover { border-color: var(--accent); }
.smart-select-dropdown { position: absolute; top: 100%; left: 0; right: 0; background: var(--card); border: 1px solid var(--border); border-radius: 10px; margin-top: 4px; z-index: 200; box-shadow: 0 8px 24px rgba(0,0,0,0.5); max-height: 300px; overflow: hidden; display: flex; flex-direction: column; }
.smart-select-dropdown.hidden { display: none; }
.ss-search { background: var(--bg); border: none; border-bottom: 1px solid var(--border); padding: 10px 14px; color: var(--text); font-size: 13px; outline: none; }
.ss-list { overflow-y: auto; max-height: 250px; padding: 4px; }
.ss-option { padding: 8px 12px; border-radius: 6px; cursor: pointer; display: flex; align-items: center; gap: 8px; font-size: 13px; transition: background 200ms; }
.ss-option:hover { background: rgba(88,101,242,0.15); }
.ss-option.selected { background: rgba(88,101,242,0.2); }
.ss-option.ss-clear { color: var(--text-muted); font-style: italic; }
.ss-label { flex: 1; }
.ss-sub { font-size: 11px; color: var(--text-muted); }
.ss-id { font-size: 11px; color: var(--text-muted); font-family: monospace; }
.ss-placeholder { color: var(--text-muted); }
.ss-avatar { width: 20px; height: 20px; border-radius: 50%; }
.ss-dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }

/* Save bar */
.save-bar { position: fixed; bottom: 0; left: var(--sidebar-width); right: 0; background: var(--surface); border-top: 1px solid var(--border); padding: 12px 24px; display: flex; align-items: center; justify-content: space-between; transform: translateY(100%); transition: transform 300ms ease; z-index: 100; }
.save-bar.visible { transform: translateY(0); }
.save-bar span { font-size: 13px; color: var(--warning); font-weight: 500; }
.save-actions { display: flex; gap: 8px; }
.save-actions button { padding: 8px 16px; border-radius: 6px; font-size: 13px; font-weight: 600; cursor: pointer; border: none; transition: all 200ms; }
.save-actions button:first-child { background: var(--accent); color: #fff; }
.save-actions button:first-child:hover { background: var(--accent-hover); }
.save-actions button.secondary { background: var(--card); color: var(--text); border: 1px solid var(--border); }
.save-actions button.secondary:hover { border-color: var(--accent); }
.save-actions button.danger { background: var(--danger); color: #fff; }
.save-actions button.danger:hover { background: #c9363a; }

/* Toast */
#toast-container { position: fixed; top: 72px; right: 24px; z-index: 300; display: flex; flex-direction: column; gap: 8px; }
.toast { padding: 12px 20px; border-radius: 8px; font-size: 13px; font-weight: 500; animation: toast-in 300ms ease; }
.toast-success { background: rgba(87,242,135,0.15); color: var(--success); border: 1px solid rgba(87,242,135,0.3); }
.toast-warning { background: rgba(254,231,92,0.15); color: var(--warning); border: 1px solid rgba(254,231,92,0.3); }
.toast-error { background: rgba(237,66,69,0.15); color: var(--danger); border: 1px solid rgba(237,66,69,0.3); }
@keyframes toast-in { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }

/* Modal */
.modal { position: fixed; inset: 0; background: rgba(0,0,0,0.6); display: flex; align-items: center; justify-content: center; z-index: 400; }
.modal.hidden { display: none; }
.modal-card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 24px; min-width: 340px; }
.modal-card h3 { margin-bottom: 16px; font-size: 16px; }
.modal-card input { width: 100%; padding: 10px 14px; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; color: var(--text); font-size: 14px; margin-bottom: 16px; }
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; }
.modal-actions button { padding: 8px 16px; border-radius: 6px; font-size: 13px; font-weight: 600; cursor: pointer; border: none; }
.modal-actions button:first-child { background: var(--accent); color: #fff; }
.modal-actions button.secondary { background: var(--card); color: var(--text); border: 1px solid var(--border); }

/* Loading */
.loading { position: fixed; inset: 0; background: var(--bg); display: flex; align-items: center; justify-content: center; z-index: 500; }
.loading.hidden { display: none; }
.spinner { width: 40px; height: 40px; border: 3px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Notifications section */
#s-notifications .notif-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
#s-notifications .notif-tab-btn { border: 1px solid var(--border); background: var(--surface); color: var(--text); border-radius: 8px; padding: 8px 12px; cursor: pointer; }
#s-notifications .notif-tab-btn.active { border-color: var(--accent); color: var(--accent); }
#s-notifications .notif-panel.hidden { display: none; }
#s-notifications .notif-editor { border: 1px solid var(--border); border-radius: 10px; padding: 14px; margin-bottom: 14px; background: var(--surface); }
#s-notifications .notif-chips { display: flex; gap: 8px; flex-wrap: wrap; margin: 10px 0; min-height: 28px; }
#s-notifications .notif-chip { display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--border); background: var(--bg); border-radius: 999px; padding: 4px 10px; font-size: 12px; }
#s-notifications .notif-chip button { border: none; background: transparent; color: var(--text-muted); cursor: pointer; padding: 0; line-height: 1; font-size: 14px; }
#s-notifications .notif-input-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
#s-notifications .notif-input-row input { width: 220px; }
#s-notifications .notif-presets { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
#s-notifications .notif-presets button { padding: 6px 10px; border-radius: 8px; border: 1px solid var(--border); background: var(--bg); color: var(--text); cursor: pointer; }
#s-notifications .notif-trigger { margin-top: 10px; }
#s-notifications .notif-trigger summary { cursor: pointer; color: var(--text-muted); font-weight: 600; margin-bottom: 10px; }

/* Logging section cross-link hint */
.logging-hint { color: var(--text-muted); font-size: 13px; }
.logging-hint a { color: var(--accent); }

/* Logout form inline layout */
.logout-form { display: inline; }