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

:root {
  --bg: #0f172a;
  --sidebar: #1e293b;
  --card: #1e293b;
  --border: #334155;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #6366f1;
  --accent-h: #818cf8;
  --danger: #ef4444;
  --success: #22c55e;
  --warning: #f59e0b;
}

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

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

.layout { display: flex; min-height: 100vh; }

/* SIDEBAR */
.sidebar { width: 220px; background: var(--sidebar); border-right: 1px solid var(--border); display: flex; flex-direction: column; position: fixed; top: 0; left: 0; height: 100vh; z-index: 100; }
.sidebar-brand { padding: 1.25rem 1rem; font-weight: 700; font-size: 1rem; color: var(--accent); border-bottom: 1px solid var(--border); letter-spacing: .03em; }
.sidebar-nav { list-style: none; padding: .5rem 0; flex: 1; overflow-y: auto; }
.sidebar-nav a { display: block; padding: .6rem 1rem; color: var(--muted); text-decoration: none; font-size: .875rem; border-radius: 6px; margin: 2px 6px; transition: background .15s, color .15s; }
.sidebar-nav a:hover, .sidebar-nav a.active { background: rgba(99,102,241,.15); color: var(--text); }
.sidebar-nav a.active { color: var(--accent); }
.sidebar-nav .nav-section { font-size: .7rem; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); padding: .75rem 1rem .25rem; }

/* MAIN */
.main { margin-left: 220px; flex: 1; display: flex; flex-direction: column; min-height: 100vh; }

/* HEADER */
.header { display: flex; align-items: center; justify-content: space-between; padding: .875rem 1.5rem; border-bottom: 1px solid var(--border); background: var(--sidebar); position: sticky; top: 0; z-index: 50; }
.header-title { font-weight: 600; font-size: .95rem; }
.header-user { display: flex; align-items: center; gap: .75rem; font-size: .85rem; color: var(--muted); }
.badge { font-size: .7rem; font-weight: 600; padding: .2rem .5rem; border-radius: 999px; text-transform: uppercase; }
.badge-admin { background: rgba(99,102,241,.2); color: var(--accent); }
.badge-user { background: rgba(34,197,94,.15); color: var(--success); }
.btn-logout { background: none; border: 1px solid var(--border); color: var(--muted); padding: .3rem .7rem; border-radius: 6px; cursor: pointer; font-size: .8rem; transition: border-color .15s, color .15s; }
.btn-logout:hover { border-color: var(--danger); color: var(--danger); }

/* CONTENT */
.content { padding: 1.5rem; flex: 1; }
.page-title { font-size: 1.25rem; font-weight: 700; margin-bottom: 1.25rem; }

/* CARDS */
.card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 1.25rem; }
.card-title { font-size: .8rem; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); margin-bottom: .75rem; }
.card-value { font-size: 1.75rem; font-weight: 700; }
.card-sub { font-size: .8rem; color: var(--muted); margin-top: .25rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-bottom: 1.25rem; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; gap: .4rem; padding: .55rem 1.1rem; border-radius: 7px; border: none; font-size: .875rem; font-weight: 500; cursor: pointer; transition: opacity .15s; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--accent-h); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover:not(:disabled) { opacity: .85; }
.btn-outline { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-outline:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: .3rem .65rem; font-size: .8rem; }

/* FORMS */
.form-group { margin-bottom: 1rem; }
.form-label { display: block; font-size: .85rem; font-weight: 500; margin-bottom: .4rem; color: var(--muted); }
.form-input, .form-select, .form-textarea { width: 100%; background: var(--bg); border: 1px solid var(--border); color: var(--text); padding: .6rem .85rem; border-radius: 7px; font-size: .875rem; font-family: inherit; transition: border-color .15s; }
.form-input:focus, .form-select:focus, .form-textarea:focus { outline: none; border-color: var(--accent); }
.form-textarea { resize: vertical; min-height: 120px; }
.form-textarea.mono { font-family: 'Fira Code', 'Consolas', monospace; font-size: .82rem; }

/* TOGGLE */
.toggle-wrap { display: flex; align-items: center; gap: .75rem; }
.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: 24px; cursor: pointer; transition: background .2s; }
.toggle-slider::before { content: ''; position: absolute; width: 18px; height: 18px; left: 3px; bottom: 3px; background: #fff; border-radius: 50%; transition: transform .2s; }
.toggle input:checked + .toggle-slider { background: var(--accent); }
.toggle input:checked + .toggle-slider::before { transform: translateX(20px); }

/* TABLE */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .875rem; }
th { text-align: left; padding: .65rem .85rem; font-size: .75rem; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); border-bottom: 1px solid var(--border); }
td { padding: .65rem .85rem; border-bottom: 1px solid var(--border); color: var(--text); vertical-align: middle; }
tr:hover td { background: rgba(255,255,255,.02); }
.badge-status { font-size: .72rem; padding: .2rem .5rem; border-radius: 4px; font-weight: 600; }
.badge-pending { background: rgba(245,158,11,.15); color: var(--warning); }
.badge-published { background: rgba(34,197,94,.15); color: var(--success); }
.badge-done { background: rgba(148,163,184,.15); color: var(--muted); }
.badge-skip { background: rgba(239,68,68,.1); color: var(--danger); }

/* MODAL */
.modal-bg { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.6); z-index: 200; align-items: center; justify-content: center; }
.modal-bg.open { display: flex; }
.modal { background: var(--sidebar); border: 1px solid var(--border); border-radius: 12px; padding: 1.5rem; width: 100%; max-width: 480px; max-height: 90vh; overflow-y: auto; }
.modal-title { font-weight: 700; font-size: 1rem; margin-bottom: 1rem; }
.modal-actions { display: flex; justify-content: flex-end; gap: .75rem; margin-top: 1.25rem; }

/* ALERT */
.alert { padding: .75rem 1rem; border-radius: 7px; font-size: .875rem; margin-bottom: 1rem; }
.alert-error { background: rgba(239,68,68,.15); color: #fca5a5; border: 1px solid rgba(239,68,68,.3); }
.alert-success { background: rgba(34,197,94,.12); color: #86efac; border: 1px solid rgba(34,197,94,.3); }
.alert-warning { background: rgba(245,158,11,.12); color: #fcd34d; border: 1px solid rgba(245,158,11,.3); }

/* LOG */
.log-line { font-family: monospace; font-size: .8rem; padding: .1rem 0; white-space: pre-wrap; word-break: break-all; }
.log-info { color: var(--success); }
.log-warn { color: var(--warning); }
.log-error { color: var(--danger); }
.log-default { color: var(--muted); }

/* SLIDER */
input[type=range] { width: 100%; accent-color: var(--accent); }

/* UTIL */
.flex { display: flex; } .gap-1 { gap: .5rem; } .gap-2 { gap: 1rem; } .items-center { align-items: center; }
.justify-between { justify-content: space-between; } .mb-1 { margin-bottom: .5rem; } .mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; } .mt-1 { margin-top: .5rem; } .text-muted { color: var(--muted); } .text-sm { font-size: .85rem; }
.hidden { display: none !important; }

/* LOGIN */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--bg); }
.login-card { background: var(--sidebar); border: 1px solid var(--border); border-radius: 14px; padding: 2rem; width: 100%; max-width: 380px; }
.login-logo { text-align: center; margin-bottom: 1.5rem; }
.login-logo h1 { font-size: 1.25rem; font-weight: 700; color: var(--accent); }
.login-logo p { font-size: .85rem; color: var(--muted); margin-top: .25rem; }

/* CHARS COUNTER */
.char-counter { font-size: .75rem; color: var(--muted); text-align: right; margin-top: .25rem; }
.unsaved-indicator { font-size: .8rem; color: var(--warning); font-weight: 500; }

@media (max-width: 900px) {
  .grid-4 { grid-template-columns: 1fr 1fr; }
}