/* =========================================================
   Monitor — Açık Tema (Beyaz zemin / Açık mavi vurgu / Siyah yazı)
   ========================================================= */

:root {
    --bg-page: #ffffff;
    --bg-panel: #f4f9fd;
    --bg-card: #ffffff;
    --bg-hover: #eef6fc;
    --border: #dbe6f0;
    --border-strong: #c3d6e8;

    --accent: #7dd3fc;        /* açık mavi (buton zemini) */
    --accent-strong: #38bdf8; /* hover / vurgu çizgisi */
    --accent-deep: #0284c7;   /* link / ikon rengi */

    --text-main: #0f172a;     /* siyaha yakın */
    --text-muted: #475569;    /* ikincil metin, hâlâ koyu */
    --text-soft: #64748b;

    --success-bg: #dcfce7; --success-text: #15803d; --success-border: #86efac;
    --danger-bg:  #fee2e2; --danger-text:  #b91c1c; --danger-border:  #fca5a5;
    --warning-bg: #fef3c7; --warning-text: #92400e; --warning-border: #fcd34d;
    --info-bg:    #e0f2fe; --info-text:    #075985; --info-border:    #7dd3fc;

    --radius: 14px;
    --shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    min-height: 100vh;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    color: var(--text-main);
    background: var(--bg-page);
}

a { color: var(--accent-deep); text-decoration: none; font-weight: 600; }
a:hover { text-decoration: underline; }

/* ---------- Giriş öncesi Kullanım Şartları / NDA onay ekranı (kompakt modal) ---------- */
.terms-overlay {
    position: fixed; inset: 0; z-index: 500;
    background: rgba(15, 23, 42, 0.4); /* hafif karartma — siyah tema değil, sadece modal arkaplanı */
    display: flex; align-items: center; justify-content: center;
    padding: 24px;
}
.terms-box {
    width: 100%; max-width: 620px; max-height: 82vh;
    background: #ffffff;
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.terms-scroll { overflow-y: auto; padding: 26px 28px 6px; }
.terms-heading { font-size: 14.5px; font-weight: 800; color: var(--text-main); margin: 0 0 10px; letter-spacing: 0.01em; }
.terms-text { font-size: 12.5px; line-height: 1.6; color: var(--text-main); }
.terms-text p { margin: 0 0 9px; }
.terms-divider { border: none; border-top: 1.5px solid var(--border); margin: 18px 0; }
.terms-footer {
    flex-shrink: 0;
    padding: 14px 28px;
    border-top: 1.5px solid var(--border);
    background: var(--bg-panel);
    display: flex;
    justify-content: center;
}
#termsAgreeBtn { width: auto; padding: 10px 36px; }

.auth-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: var(--bg-panel);
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px 36px;
    box-shadow: var(--shadow);
}

.auth-logo { display: flex; align-items: center; justify-content: center; gap: 12px; margin-bottom: 8px; }
.auth-logo svg { width: 30px; height: 30px; }

.auth-title {
    text-align: center;
    font-size: 22px;
    font-weight: 800;
    margin: 4px 0 4px;
    color: var(--text-main);
}

.auth-subtitle { text-align: center; font-size: 13.5px; color: var(--text-muted); margin-bottom: 28px; }

.form-group { margin-bottom: 18px; }

.form-label { display: block; font-size: 13px; color: var(--text-muted); margin-bottom: 6px; font-weight: 600; letter-spacing: 0.02em; }

.form-control {
    width: 100%;
    padding: 12px 14px;
    background: #ffffff;
    border: 1.5px solid var(--border-strong);
    border-radius: 10px;
    color: var(--text-main);
    font-size: 14.5px;
    transition: border-color 0.15s, box-shadow 0.15s;
}
.form-control:focus { outline: none; border-color: var(--accent-strong); box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.18); }

.form-control.otp-input { text-align: center; letter-spacing: 10px; font-size: 22px; font-weight: 700; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 13px 18px;
    border: 1.5px solid transparent;
    border-radius: 10px;
    font-size: 14.5px;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.12s, box-shadow 0.12s, background 0.12s;
    color: var(--text-main);
}

.btn-primary { background: var(--accent); border-color: var(--accent-strong); color: #0b1220; }
.btn-primary:hover { background: var(--accent-strong); transform: translateY(-1px); }

.btn-danger { background: var(--danger-bg); color: var(--danger-text); border: 1.5px solid var(--danger-border); }
.btn-danger:hover { background: #fecaca; }

.btn-secondary { background: #ffffff; color: var(--text-main); border: 1.5px solid var(--border-strong); }
.btn-secondary:hover { background: var(--bg-hover); }

.btn-sm { width: auto; padding: 8px 14px; font-size: 13px; }

.alert { padding: 12px 14px; border-radius: 10px; font-size: 13.5px; margin-bottom: 18px; border: 1.5px solid transparent; font-weight: 600; }
.alert-error   { background: var(--danger-bg);  color: var(--danger-text);  border-color: var(--danger-border); }
.alert-success { background: var(--success-bg); color: var(--success-text); border-color: var(--success-border); }
.alert-info    { background: var(--info-bg);    color: var(--info-text);    border-color: var(--info-border); }

.qr-box { display: flex; justify-content: center; padding: 18px; background: #fff; border: 1.5px solid var(--border); border-radius: 12px; margin: 18px 0; }

.secret-key {
    text-align: center;
    font-family: 'Consolas', monospace;
    letter-spacing: 3px;
    font-size: 15px;
    padding: 10px;
    background: var(--bg-panel);
    border-radius: 8px;
    border: 1.5px dashed var(--border-strong);
    word-break: break-all;
    margin-bottom: 18px;
    color: var(--text-main);
}

/* ---------- Uygulama kabuğu (sidebar + içerik) ---------- */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
    width: 250px;
    flex-shrink: 0;
    background: var(--bg-panel);
    border-right: 1px solid var(--border);
    padding: 26px 18px;
    display: flex;
    flex-direction: column;
}

.sidebar-brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 16px; margin-bottom: 8px; padding: 0 6px; color: var(--text-main); }
.sidebar-brand svg { width: 28px; height: 28px; }

.sidebar-role { font-size: 11.5px; color: var(--text-muted); padding: 0 6px 22px; border-bottom: 1px solid var(--border); margin-bottom: 18px; }
.sidebar-role strong { color: var(--text-main); }

.nav-link { display: flex; align-items: center; gap: 10px; padding: 11px 12px; border-radius: 10px; color: var(--text-muted); font-size: 14px; font-weight: 600; margin-bottom: 4px; transition: background 0.15s, color 0.15s; }
.nav-link:hover { background: var(--bg-hover); color: var(--text-main); text-decoration: none; }
.nav-link.active { background: var(--accent); color: #0b1220; }

.sidebar-footer { margin-top: auto; padding-top: 18px; border-top: 1px solid var(--border); }

.main-content { flex: 1; padding: 18px 24px; max-width: 1600px; }

.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 26px; flex-wrap: wrap; gap: 12px; }
.page-title { font-size: 24px; font-weight: 800; margin: 0; color: var(--text-main); }
.page-subtitle { color: var(--text-muted); font-size: 13.5px; margin-top: 4px; }

.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 18px; margin-bottom: 28px; }

.stat-card { background: var(--bg-card); border: 1.5px solid var(--border); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.stat-card .stat-value { font-size: 30px; font-weight: 800; color: var(--accent-deep); }
.stat-card .stat-label { font-size: 13px; color: var(--text-muted); margin-top: 4px; font-weight: 600; }

.card { background: var(--bg-card); border: 1.5px solid var(--border); border-radius: var(--radius); padding: 26px; margin-bottom: 24px; box-shadow: var(--shadow); }

.card-title { font-size: 16px; font-weight: 800; margin: 0 0 18px; color: var(--text-main); }

table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
thead th { text-align: left; padding: 10px 12px; color: var(--text-muted); font-weight: 700; border-bottom: 1.5px solid var(--border); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
tbody td { padding: 12px; border-bottom: 1px solid var(--border); color: var(--text-main); }
tbody tr:hover { background: var(--bg-hover); }

.badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 11.5px; font-weight: 700; }
.badge-admin    { background: #ede9fe; color: #6d28d9; }
.badge-viewer   { background: var(--info-bg); color: var(--info-text); }
.badge-active   { background: var(--success-bg); color: var(--success-text); }
.badge-inactive { background: var(--danger-bg); color: var(--danger-text); }

.toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 18px; flex-wrap: wrap; }
.toolbar .form-control { width: auto; flex: 1; min-width: 220px; }

.nsn-suggest-wrap { position: relative; flex: 1; min-width: 220px; }
.nsn-suggest-list {
    position: absolute; top: calc(100% + 4px); left: 0; right: 0; z-index: 30;
    background: #fff; border: 1.5px solid var(--border-strong); border-radius: 10px;
    box-shadow: var(--shadow); max-height: 280px; overflow-y: auto;
}
.nsn-suggest-item { padding: 9px 14px; font-size: 13.5px; cursor: pointer; display: flex; justify-content: space-between; gap: 10px; }
.nsn-suggest-item:hover, .nsn-suggest-item.active { background: var(--bg-hover); }
.nsn-suggest-item code { background: transparent; border: none; padding: 0; font-weight: 700; color: var(--text-main); }
.nsn-suggest-item span.folder-name { color: var(--text-soft); font-size: 12px; }

.empty-state { text-align: center; padding: 50px 20px; color: var(--text-muted); font-weight: 600; }

.bulk-grants-toolbar {
    display: flex; align-items: center; gap: 12px; flex-wrap: nowrap; overflow-x: auto;
    padding: 12px 14px; margin-bottom: 14px;
    background: var(--bg-panel); border: 1.5px solid var(--border); border-radius: 10px;
}
.bulk-grants-toolbar > * { flex-shrink: 0; }
.bulk-grants-perm { display: flex; gap: 10px; }
.bulk-grants-perm label { display: flex; align-items: center; gap: 4px; font-size: 12.5px; font-weight: 700; white-space: nowrap; }
#bulkDurationSelect { width: auto; min-width: 110px; }
@media (max-width: 900px) {
    .bulk-grants-toolbar { flex-wrap: wrap; overflow-x: visible; }
}


.bulk-toolbar-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 130px 1.4fr auto;
    gap: 14px;
    align-items: end;
}
.bulk-perm-checks { display: flex; gap: 14px; flex-wrap: wrap; padding-top: 8px; }
.bulk-perm-checks label { display: flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 700; white-space: nowrap; }
.bulk-toolbar-actions { display: flex; gap: 8px; }
.bulk-table-card { padding: 0; overflow: hidden; }
.bulk-table-scroll { max-height: 560px; overflow-y: auto; }
.bulk-table-scroll table { font-size: 13px; }
.bulk-table-scroll thead th { position: sticky; top: 0; background: var(--bg-card); z-index: 2; }
@media (max-width: 1000px) {
    .bulk-toolbar-grid { grid-template-columns: 1fr 1fr; }
    .bulk-toolbar-actions { grid-column: 1 / -1; }
}

code { background: var(--bg-panel); border: 1px solid var(--border); padding: 2px 6px; border-radius: 6px; color: var(--text-main); }

/* =========================================================
   Dashboard — Tek parça sol panel (marka+rol+ağaç) + tam genişlikte PDF
   ========================================================= */

.dash-shell { display: flex; height: 100vh; width: 100%; overflow: hidden; }

.dash-sidebar {
    width: 280px;
    flex-shrink: 0;
    background: var(--bg-panel);
    border-right: 1.5px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 18px 14px 12px;
    overflow-y: auto;
}
.dash-sidebar .sidebar-brand { padding: 0 4px; margin-bottom: 6px; }
.dash-sidebar .sidebar-role { padding: 0 4px 14px; border-bottom: 1px solid var(--border); margin-bottom: 4px; }
.dash-sidebar .explorer-search { padding: 8px 2px; }
.dash-tree-root { flex: 1; min-height: 0; overflow-y: auto; margin-top: 2px; }
.dash-sidebar .sidebar-footer { margin-top: 10px; padding-top: 12px; border-top: 1px solid var(--border); flex-shrink: 0; }

.dash-shell .viewer-panel { flex: 1; min-width: 0; }

.explorer-shell {
    display: flex;
    height: calc(100vh - 90px);
    min-height: 560px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg-card);
    box-shadow: var(--shadow);
}

.explorer-tree {
    width: 260px;
    flex-shrink: 0;
    background: var(--bg-panel);
    border-right: 1.5px solid var(--border);
    overflow-y: auto;
    padding: 10px;
}

.explorer-title { padding: 10px 12px 12px; font-weight: 800; font-size: 13.5px; color: var(--text-main); border-bottom: 1.5px solid var(--border); margin-bottom: 6px; display: flex; align-items: center; gap: 8px; }

.explorer-search { padding: 8px; }
.explorer-search input {
    width: 100%; padding: 9px 12px; border-radius: 8px; border: 1.5px solid var(--border-strong);
    font-size: 13px; background: #fff;
}

.tree-node { user-select: none; }

.tree-nsn-row, .tree-folder-row, .tree-file-row {
    display: flex; align-items: center; gap: 8px;
    padding: 8px 10px; border-radius: 8px; cursor: pointer;
    font-size: 13.5px; color: var(--text-main); font-weight: 600;
}
.tree-nsn-row:hover, .tree-folder-row:hover, .tree-file-row:hover { background: var(--bg-hover); }
.tree-file-row.active { background: var(--accent); color: #0b1220; }
.tree-file-row.disabled { opacity: 0.5; cursor: not-allowed; }
.tree-children { margin-left: 18px; border-left: 1.5px dashed var(--border-strong); padding-left: 6px; display: none; }
.tree-node.expanded > .tree-children { display: block; }
.tree-caret { width: 14px; display: inline-block; transition: transform 0.12s; color: var(--text-soft); }
.tree-node.expanded > .tree-nsn-row .tree-caret,
.tree-node.expanded > .tree-folder-row .tree-caret { transform: rotate(90deg); }
.tree-icon { width: 16px; text-align: center; flex-shrink: 0; }
.tree-badge-expired { font-size: 10px; font-weight: 700; color: var(--danger-text); background: var(--danger-bg); padding: 1px 6px; border-radius: 8px; margin-left: auto; }
.tree-badge-days { font-size: 10px; font-weight: 700; color: var(--info-text); background: var(--info-bg); padding: 1px 6px; border-radius: 8px; margin-left: auto; white-space: nowrap; }
.tree-file-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.viewer-panel { flex: 1; min-width: 0; display: flex; flex-direction: column; background: #f8fafc; position: relative; overflow: hidden; }

.viewer-toolbar {
    display: flex; align-items: center; gap: 10px;
    padding: 12px 18px; border-bottom: 1.5px solid var(--border);
    background: #ffffff; font-size: 13.5px; font-weight: 700; color: var(--text-main);
}
.viewer-toolbar .viewer-file-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.viewer-toolbar .viewer-nsn-chip { font-size: 11.5px; font-weight: 700; color: var(--accent-deep); background: var(--info-bg); padding: 3px 10px; border-radius: 20px; }
.viewer-toolbar .mode-toggle-btn { margin-left: auto; }

.viewer-hint { padding: 7px 18px; font-size: 11.5px; color: var(--text-soft); background: #fff; border-bottom: 1px solid var(--border); }

.viewer-scroll {
    flex: 1; overflow: auto; padding: 24px; position: relative;
    display: flex; flex-direction: column; align-items: flex-start; gap: 16px;
}
.viewer-scroll canvas { box-shadow: 0 4px 18px rgba(15,23,42,0.15); border-radius: 4px; background: #fff; }
.viewer-scroll canvas.viewer-blur { filter: blur(0.9px); }

.viewer-empty { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; color: var(--text-soft); gap: 10px; text-align: center; padding: 40px; }
.viewer-empty svg { width: 56px; height: 56px; opacity: 0.4; }

.watermark-layer {
    position: absolute; inset: 0; pointer-events: none; z-index: 5;
    background-repeat: repeat; opacity: 0.9;
}

.viewer-loading { display: flex; align-items: center; gap: 10px; color: var(--text-muted); font-weight: 600; font-size: 13.5px; padding: 30px; }

.tree-c4-unlock-btn {
    margin-left: auto; flex-shrink: 0; border: none; background: var(--info-bg); color: var(--accent-deep);
    border-radius: 8px; padding: 3px 8px; font-size: 13px; cursor: pointer; line-height: 1.4;
}
.tree-c4-unlock-btn:hover { background: var(--accent); }

.c4-unlock-overlay {
    position: fixed; inset: 0; background: rgba(15, 23, 42, 0.45); z-index: 100;
    display: flex; align-items: center; justify-content: center; padding: 20px;
}
.c4-unlock-modal {
    background: #fff; border-radius: var(--radius); padding: 26px; width: 100%; max-width: 360px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.25);
}
.c4-unlock-title { margin: 0 0 6px; font-size: 17px; font-weight: 800; color: var(--text-main); }
.c4-unlock-file { margin: 0 0 4px; font-size: 13px; font-weight: 700; color: var(--accent-deep); word-break: break-all; }

@media (max-width: 900px) {
    .explorer-shell { flex-direction: column; height: auto; }
    .explorer-tree { width: 100%; max-height: 240px; }
}

@media (max-width: 860px) {
    .app-shell { flex-direction: column; }
    .sidebar { width: 100%; flex-direction: row; overflow-x: auto; padding: 14px; }
    .sidebar-role, .sidebar-footer { display: none; }
    .main-content { padding: 20px; }
}