@charset "UTF-8";
:root {
    --bg: #f5f7fb;
    --surface: #ffffff;
    --surface-soft: #f9fafc;
    --text: #111827;
    --muted: #667085;
    --border: #e5e7eb;
    --primary: #4f46e5;
    --primary-dark: #4338ca;
    --primary-soft: #eef2ff;
    --success: #059669;
    --danger: #dc2626;
    --warning: #d97706;
    --info: #2563eb;
    --shadow: 0 20px 45px rgba(15, 23, 42, .08);
    --radius: 18px;
    --radius-sm: 12px;
    --sidebar: #0f172a;
    --sidebar-text: #cbd5e1;
    --sidebar-active: #ffffff;
}

html[data-theme="dark"] {
    --bg: #0b1020;
    --surface: #121a2d;
    --surface-soft: #0f172a;
    --text: #f8fafc;
    --muted: #94a3b8;
    --border: #263247;
    --primary: #818cf8;
    --primary-dark: #6366f1;
    --primary-soft: rgba(129, 140, 248, .14);
    --shadow: 0 20px 45px rgba(0, 0, 0, .32);
    --sidebar: #050816;
    --sidebar-text: #94a3b8;
    --sidebar-active: #ffffff;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;
    color: var(--text);
    background: radial-gradient(circle at top left, rgba(79,70,229,.12), transparent 34rem), var(--bg);
    min-height: 100vh;
}

/* Browser font rendering fix
   Some systems map a locally installed "Inter" font to a symbol/icon font in Chrome/Firefox.
   Use a safe system font stack for every UI control so normal text is rendered consistently. */
html, body, button, input, select, textarea, option, optgroup {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif !important;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }

.app-shell { display: flex; min-height: 100vh; }
.sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: 270px;
    padding: 22px;
    background: linear-gradient(180deg, var(--sidebar), #111827);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    z-index: 30;
}
.brand { display: flex; align-items: center; gap: 12px; margin-bottom: 28px; }
.brand-mark {
    width: 44px; height: 44px; border-radius: 14px;
    background: linear-gradient(135deg, #818cf8, #22d3ee);
    color: #fff; display: grid; place-items: center; font-weight: 900;
    box-shadow: 0 12px 24px rgba(34, 211, 238, .2);
}
.brand strong { display: block; color: #fff; letter-spacing: -.02em; }
.brand span { display: block; font-size: 12px; color: #94a3b8; margin-top: 2px; }
.nav { display: grid; gap: 6px; }
.nav a, .sidebar-footer a {
    display: flex; align-items: center; justify-content: space-between;
    color: var(--sidebar-text); padding: 12px 14px; border-radius: 12px;
    font-weight: 650; transition: .16s ease;
}
.nav a:hover, .sidebar-footer a:hover { background: rgba(255,255,255,.07); color: #fff; text-decoration: none; }
.nav a.active { background: rgba(255,255,255,.12); color: var(--sidebar-active); }
.nav a.active::after { content: ''; width: 8px; height: 8px; border-radius: 99px; background: #22d3ee; }
.sidebar-footer { margin-top: auto; border-top: 1px solid rgba(255,255,255,.08); padding-top: 14px; display: grid; gap: 4px; }

.main { margin-left: 270px; width: calc(100% - 270px); }
.topbar {
    position: sticky; top: 0; z-index: 20;
    min-height: 82px;
    padding: 18px 28px;
    background: color-mix(in srgb, var(--bg) 80%, transparent);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; gap: 18px;
}
.topbar h1 { margin: 0; font-size: 24px; letter-spacing: -.03em; }
.topbar p { margin: 3px 0 0; color: var(--muted); font-size: 13px; }
.top-search { flex: 1; max-width: 520px; margin-left: auto; }
.top-search input { width: 100%; }
.content { padding: 28px; }

.card {
    background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
    box-shadow: var(--shadow); padding: 22px; margin-bottom: 22px;
}
.card-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; margin-bottom: 18px; }
.card-title { margin: 0; font-size: 18px; letter-spacing: -.02em; }
.card-subtitle { margin: 4px 0 0; color: var(--muted); font-size: 14px; }
.grid { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stat-card { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.stat-card span { color: var(--muted); font-size: 14px; }
.stat-card strong { display: block; font-size: 32px; letter-spacing: -.04em; margin-top: 6px; }
.stat-icon { width: 46px; height: 46px; border-radius: 16px; background: var(--primary-soft); color: var(--primary); display: grid; place-items: center; font-weight: 900; }

.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.form-row { margin-bottom: 16px; }
.form-row.full, .full { grid-column: 1 / -1; }
label { display: block; font-weight: 750; margin-bottom: 8px; font-size: 14px; }
input, select, textarea {
    width: 100%; border: 1px solid var(--border); background: var(--surface-soft); color: var(--text);
    border-radius: 12px; padding: 12px 13px; font: inherit; outline: none;
    transition: border-color .16s ease, box-shadow .16s ease, background .16s ease;
}
textarea { min-height: 140px; resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 4px var(--primary-soft); }
.help { color: var(--muted); font-size: 12px; margin-top: 6px; }
.checkbox-line { display: flex; align-items: center; gap: 10px; }
.checkbox-line input { width: auto; }

.btn, button.btn {
    border: 0; border-radius: 12px; padding: 11px 15px; background: var(--primary); color: #fff;
    font-weight: 750; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    box-shadow: 0 10px 22px rgba(79, 70, 229, .24);
}
.btn:hover { background: var(--primary-dark); color: #fff; text-decoration: none; }
.btn-secondary { background: var(--surface-soft); color: var(--text); border: 1px solid var(--border); box-shadow: none; }
.btn-secondary:hover { background: var(--primary-soft); color: var(--primary); }
.btn-danger { background: var(--danger); box-shadow: 0 10px 22px rgba(220,38,38,.2); }
.btn-warning { background: var(--warning); }
.btn-success { background: var(--success); }
.btn-small { padding: 8px 10px; font-size: 12px; border-radius: 10px; }
.icon-btn, .theme-toggle {
    border: 1px solid var(--border); color: var(--text); background: var(--surface);
    border-radius: 12px; padding: 10px 12px; cursor: pointer; font-weight: 750;
}
.mobile-menu { display: none; }
.actions { display: flex; flex-wrap: wrap; gap: 9px; align-items: center; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 13px 12px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }
tr:hover td { background: color-mix(in srgb, var(--primary-soft) 48%, transparent); }
.muted { color: var(--muted); }
.badge { display: inline-flex; align-items: center; padding: 5px 9px; border-radius: 99px; font-weight: 800; font-size: 12px; }
.badge-success { color: #065f46; background: #d1fae5; }
.badge-muted { color: #475569; background: #e2e8f0; }
html[data-theme="dark"] .badge-success { color: #bbf7d0; background: rgba(22, 163, 74, .18); }
html[data-theme="dark"] .badge-muted { color: #cbd5e1; background: rgba(148, 163, 184, .16); }

.alert { padding: 14px 16px; border-radius: 14px; margin-bottom: 18px; border: 1px solid var(--border); background: var(--surface); }
.alert-success { border-color: rgba(5,150,105,.35); color: var(--success); }
.alert-danger { border-color: rgba(220,38,38,.35); color: var(--danger); }
.alert-warning { border-color: rgba(217,119,6,.35); color: var(--warning); }
.alert-info { border-color: rgba(37,99,235,.35); color: var(--info); }

.admin-chip { display: flex; align-items: center; gap: 10px; }
.admin-chip > span { width: 38px; height: 38px; border-radius: 12px; background: var(--primary-soft); color: var(--primary); display: grid; place-items: center; font-weight: 900; }
.admin-chip strong { display: block; font-size: 13px; }
.admin-chip small { color: var(--muted); display: block; font-size: 12px; }

.file-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 14px; }
.file-card { border: 1px solid var(--border); background: var(--surface-soft); border-radius: 16px; padding: 12px; }
.file-card img { width: 100%; height: 130px; object-fit: cover; border-radius: 12px; border: 1px solid var(--border); }
.file-icon { height: 130px; display: grid; place-items: center; border-radius: 12px; background: var(--primary-soft); color: var(--primary); font-weight: 900; letter-spacing: .08em; }
.file-meta { margin: 10px 0; display: grid; gap: 4px; }
.file-meta strong { word-break: break-word; font-size: 13px; }
.file-meta span { color: var(--muted); font-size: 12px; }
.file-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.file-actions form { margin: 0; }

.content-body { line-height: 1.72; }
.content-body pre { overflow: auto; padding: 14px; border-radius: 14px; background: var(--surface-soft); border: 1px solid var(--border); }
.content-body table { border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
.content-body img { border-radius: 14px; margin: 12px 0; }

.filter-bar { display: grid; grid-template-columns: 1.5fr 1fr 1fr auto; gap: 12px; align-items: end; }
.search-result { border: 1px solid var(--border); background: var(--surface); border-radius: 16px; padding: 16px; margin-bottom: 12px; }
.search-result h3 { margin: 0 0 6px; }
.search-result p { margin: 0 0 10px; color: var(--muted); }
.meta-line { display: flex; flex-wrap: wrap; gap: 8px; color: var(--muted); font-size: 13px; }

.editor-toolbar { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 8px; }
.editor-toolbar button { border: 1px solid var(--border); background: var(--surface-soft); color: var(--text); padding: 7px 10px; border-radius: 9px; cursor: pointer; font-weight: 750; }
.editor-toolbar button:hover { border-color: var(--primary); color: var(--primary); }

.login-wrap, .install-wrap { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.auth-card { width: min(960px, 100%); display: grid; grid-template-columns: 1fr 1.1fr; background: var(--surface); border: 1px solid var(--border); border-radius: 28px; box-shadow: var(--shadow); overflow: hidden; }
.auth-hero { padding: 38px; background: linear-gradient(135deg, #4f46e5, #06b6d4); color: #fff; display: flex; flex-direction: column; justify-content: space-between; min-height: 440px; }
.auth-hero h1 { font-size: 38px; line-height: 1; letter-spacing: -.05em; margin: 18px 0; }
.auth-hero p { color: rgba(255,255,255,.82); line-height: 1.7; }
.auth-form { padding: 38px; }
.auth-form h2 { margin: 0 0 8px; font-size: 26px; }
.auth-form > p { color: var(--muted); margin: 0 0 24px; }
.install-card { width: min(980px, 100%); background: var(--surface); border: 1px solid var(--border); border-radius: 28px; box-shadow: var(--shadow); padding: 28px; }
.step-label { color: var(--primary); font-weight: 900; letter-spacing: .08em; text-transform: uppercase; font-size: 12px; }

@media (max-width: 1100px) {
    .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .filter-bar { grid-template-columns: 1fr 1fr; }
    .top-search { display: none; }
}
@media (max-width: 860px) {
    .sidebar { transform: translateX(-105%); transition: transform .2s ease; }
    .sidebar.open { transform: translateX(0); }
    .main { margin-left: 0; width: 100%; }
    .mobile-menu { display: inline-flex; }
    .topbar { padding: 14px 18px; flex-wrap: wrap; }
    .content { padding: 18px; }
    .form-grid, .grid-2, .grid-3, .grid-4, .filter-bar { grid-template-columns: 1fr; }
    .auth-card { grid-template-columns: 1fr; }
    .auth-hero { min-height: auto; }
    .admin-chip { display: none; }
}