:root {
    --bg:        #0d1117;
    --bg2:       #161b22;
    --bg3:       #21262d;
    --border:    #30363d;
    --accent:    #238636;
    --accent2:   #1f6feb;
    --danger:    #da3633;
    --warn:      #d29922;
    --text:      #e6edf3;
    --text2:     #8b949e;
    --radius:    8px;
}

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

body {
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    font-size: 14px;
    line-height: 1.5;
}

a { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ─── Layout ─────────────────────────────────────── */
.wrapper { display: flex; min-height: 100vh; }

.sidebar {
    width: 220px;
    background: var(--bg2);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    overflow-y: auto;
}

.sidebar-logo {
    padding: 18px 16px;
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 8px;
}
.sidebar-logo span { color: var(--accent2); }

.sidebar-nav { padding: 12px 0; flex: 1; }

.nav-section {
    padding: 6px 16px 4px;
    font-size: 11px;
    color: var(--text2);
    text-transform: uppercase;
    letter-spacing: .5px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    color: var(--text2);
    cursor: pointer;
    border-left: 3px solid transparent;
    transition: all .15s;
    text-decoration: none;
}
.nav-item:hover { background: var(--bg3); color: var(--text); text-decoration: none; }
.nav-item.active { color: var(--text); background: var(--bg3); border-left-color: var(--accent2); }
.nav-item .icon { width: 18px; text-align: center; font-size: 15px; }

.sidebar-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border);
    font-size: 12px;
    color: var(--text2);
}
.sidebar-footer .username { color: var(--text); font-weight: 600; }

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

.topbar {
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.topbar-title { font-size: 16px; font-weight: 600; }

.page-body { padding: 24px; flex: 1; }

/* ─── Cards ──────────────────────────────────────── */
.card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
}
.card-title {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ─── Stats row ──────────────────────────────────── */
.stats-row { display: flex; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.stat-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 20px;
    flex: 1;
    min-width: 140px;
}
.stat-card .label { color: var(--text2); font-size: 12px; margin-bottom: 4px; }
.stat-card .value { font-size: 28px; font-weight: 700; }
.stat-card.green .value { color: #3fb950; }
.stat-card.red   .value { color: var(--danger); }
.stat-card.blue  .value { color: var(--accent2); }
.stat-card.yellow .value { color: var(--warn); }

/* ─── Table ──────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); }
th { background: var(--bg3); color: var(--text2); font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
tr:hover td { background: var(--bg3); }

/* ─── Badges ─────────────────────────────────────── */
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}
.badge-green  { background: rgba(63,185,80,.15); color: #3fb950; }
.badge-red    { background: rgba(218,54,51,.15);  color: #f85149; }
.badge-yellow { background: rgba(210,153,34,.15); color: #e3b341; }
.badge-blue   { background: rgba(31,111,235,.15); color: #79c0ff; }
.badge-gray   { background: rgba(139,148,158,.15);color: #8b949e; }

/* ─── Buttons ────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    border-radius: var(--radius);
    border: 1px solid transparent;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: all .15s;
    text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--accent); border-color: #2ea043; color: #fff; }
.btn-primary:hover { background: #2ea043; }
.btn-blue    { background: var(--accent2); border-color: #388bfd; color: #fff; }
.btn-blue:hover { background: #388bfd; }
.btn-danger  { background: transparent; border-color: var(--danger); color: #f85149; }
.btn-danger:hover { background: rgba(218,54,51,.1); }
.btn-ghost   { background: transparent; border-color: var(--border); color: var(--text2); }
.btn-ghost:hover { color: var(--text); border-color: var(--text2); }
.btn-sm      { padding: 4px 10px; font-size: 12px; }
.btn-warn    { background: transparent; border-color: var(--warn); color: #e3b341; }
.btn-warn:hover { background: rgba(210,153,34,.1); }

/* ─── Forms ──────────────────────────────────────── */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; margin-bottom: 6px; color: var(--text2); font-size: 13px; }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    background: var(--bg3);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 8px 12px;
    border-radius: var(--radius);
    font-size: 13px;
    transition: border-color .15s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent2);
}
.form-group textarea { resize: vertical; min-height: 80px; }

.form-row { display: flex; gap: 16px; }
.form-row .form-group { flex: 1; }

/* ─── Alerts ─────────────────────────────────────── */
.alert {
    padding: 10px 14px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    font-size: 13px;
}
.alert-success { background: rgba(63,185,80,.1);  border: 1px solid rgba(63,185,80,.3);  color: #3fb950; }
.alert-error   { background: rgba(248,81,73,.1);  border: 1px solid rgba(248,81,73,.3);  color: #f85149; }
.alert-warn    { background: rgba(227,179,65,.1); border: 1px solid rgba(227,179,65,.3); color: #e3b341; }
.alert-info    { background: rgba(121,192,255,.1);border: 1px solid rgba(121,192,255,.3);color: #79c0ff; }

/* ─── Login ──────────────────────────────────────── */
.login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
}
.login-box {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    width: 100%;
    max-width: 380px;
}
.login-logo {
    text-align: center;
    margin-bottom: 24px;
}
.login-logo h1 { font-size: 20px; color: var(--text); }
.login-logo p  { color: var(--text2); font-size: 13px; margin-top: 4px; }

/* ─── Modal ──────────────────────────────────────── */
.modal-overlay {
    display: none;
    position: fixed; inset: 0;
    background: rgba(0,0,0,.7);
    z-index: 999;
    align-items: center;
    justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    width: 100%;
    max-width: 480px;
    position: relative;
}
.modal-title {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}
.modal-close {
    position: absolute;
    top: 14px; right: 16px;
    background: none; border: none;
    color: var(--text2); font-size: 18px;
    cursor: pointer;
}
.modal-close:hover { color: var(--text); }

/* ─── File Browser Table ─────────────────────────── */
.filebrowser {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    max-height: 520px;
    overflow-y: auto;
}
.filebrowser table {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed;
}
.filebrowser thead th {
    background: var(--bg3);
    color: var(--text2);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .4px;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1;
}
.filebrowser thead th:first-child  { width: 36px; }
.filebrowser thead th:nth-child(2) { width: auto; }
.filebrowser thead th:nth-child(3) { width: 80px; text-align: right; }
.filebrowser thead th:nth-child(4) { width: 60px; text-align: center; }

.filebrowser tbody tr {
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    transition: background .1s;
}
.filebrowser tbody tr:last-child { border-bottom: none; }
.filebrowser tbody tr:hover { background: var(--bg3); }
/* Root-dizin dosyaları yeşil + bold (en üstte sıralanır) */
.filebrowser tbody tr.row-root .fname,
.filebrowser tbody tr.row-root .fname span { color: #3fb950; font-weight: 600; }
.filebrowser tbody tr.row-root .fname .fpath { color: #2ea043; font-weight: 400; opacity: .8; }
/* Zaten korunan dosyalar yeşil */
.filebrowser tbody tr.row-protected .fname,
.filebrowser tbody tr.row-protected .fname span { color: #3fb950; }

.filebrowser td { padding: 7px 12px; font-size: 13px; vertical-align: middle; }
.filebrowser td:first-child { width: 36px; }
.filebrowser td:nth-child(3) { text-align: right; color: var(--text2); font-size: 12px; font-family: monospace; }
.filebrowser td:nth-child(4) { text-align: center; }

.filebrowser td .fname {
    font-family: monospace;
    font-size: 13px;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 8px;
}
.filebrowser td .fname .ficon { font-size: 14px; flex-shrink: 0; }
.filebrowser td .fname .fpath { color: var(--text2); font-size: 11px; }

.filebrowser input[type=checkbox] {
    accent-color: var(--accent2);
    width: 15px; height: 15px;
    cursor: pointer;
    display: block;
    margin: auto;
}

/* ─── File browser search/toolbar ───────────────── */
.fb-toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}
.fb-toolbar input[type=text] {
    background: var(--bg3);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 6px 10px;
    border-radius: var(--radius);
    font-size: 13px;
    flex: 1;
    min-width: 160px;
}
.fb-toolbar input[type=text]:focus { outline: none; border-color: var(--accent2); }

/* legacy compat */
.file-path { flex: 1; color: var(--text2); word-break: break-all; }
.file-path.protected { color: #3fb950; }

/* ─── Misc ───────────────────────────────────────── */
.text-muted  { color: var(--text2); }
.text-small  { font-size: 12px; }
.text-danger { color: #f85149; }
.text-green  { color: #3fb950; }
.flex        { display: flex; }
.flex-between{ display: flex; justify-content: space-between; align-items: center; }
.gap-8       { gap: 8px; }
.mt-8        { margin-top: 8px; }
.mt-16       { margin-top: 16px; }
.mb-0        { margin-bottom: 0; }

.pulse { animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .4; } }

/* scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }