/* ============================================================
   ADMIN PANEL — Cyber Glass Theme
   ============================================================ */

:root {
    --sidebar-w:      260px;
    --topbar-h:       64px;
    --bg:             #050811;
    --sidebar-bg:     #080c1a;
    --card-bg:        rgba(13, 19, 36, 0.85);
    --card-bg-hover:  rgba(20, 29, 54, 0.95);
    --border:         rgba(0, 240, 255, 0.18);
    --border-light:   rgba(0, 240, 255, 0.25);
    --accent:         #00f0ff;
    --accent-hover:   #00b4d8;
    --accent-light:   rgba(0, 240, 255, 0.12);
    --text:           #f1f5f9;
    --text-muted:     #94a3b8;
    --text-dim:       #64748b;
    --danger:         #f43f5e;
    --danger-hover:   #e11d48;
    --danger-light:   rgba(244, 63, 94, 0.15);
    --success:        #10b981;
    --success-light:  rgba(16, 185, 129, 0.15);
    --warning:        #ffb703;
    --warning-light:  rgba(255, 183, 3, 0.15);
    --info-light:     rgba(0, 240, 255, 0.12);
    --radius:         12px;
    --radius-sm:      6px;
    --shadow:         0 8px 32px rgba(0,0,0,0.5);
    --shadow-sm:      0 2px 10px rgba(0,0,0,0.4);
    --transition:     .25s ease;
}

/* ── Reset ────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body.admin-body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    font-size: 14px;
    line-height: 1.6;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }
img { max-width: 100%; }

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

/* ── Sidebar ──────────────────────────────────────────────── */
.admin-sidebar {
    position: fixed;
    left: 0; top: 0;
    width: var(--sidebar-w);
    height: 100vh;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    z-index: 100;
    overflow-y: auto;
}
.sidebar-brand {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border);
    text-decoration: none;
}
.sidebar-brand-icon {
    width: 38px; height: 38px;
    background: linear-gradient(135deg, var(--accent) 0%, #6366f1 100%);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 16px; color: #fff;
    flex-shrink: 0;
}
.sidebar-brand-text { color: var(--text); }
.sidebar-brand-text strong { display: block; font-size: 15px; line-height: 1.2; }
.sidebar-brand-text small { color: var(--text-muted); font-size: 11px; }

.sidebar-nav { flex: 1; padding: 1rem 0; }
.sidebar-section-label {
    padding: .5rem 1.5rem .25rem;
    font-size: 10px;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--text-dim);
    font-weight: 600;
}
.sidebar-link {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: .65rem 1.5rem;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    border-left: 3px solid transparent;
    transition: all var(--transition);
    position: relative;
}
.sidebar-link svg { flex-shrink: 0; opacity: .7; transition: opacity var(--transition); }
.sidebar-link:hover { color: var(--text); background: rgba(255,255,255,.04); }
.sidebar-link:hover svg { opacity: 1; }
.sidebar-link.active {
    color: var(--accent);
    background: var(--accent-light);
    border-left-color: var(--accent);
    font-weight: 600;
}
.sidebar-link.active svg { opacity: 1; }
.sidebar-badge {
    margin-left: auto;
    background: var(--accent);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    padding: 1px 6px;
    border-radius: 20px;
    min-width: 18px;
    text-align: center;
}
.sidebar-badge.danger { background: var(--danger); }

.sidebar-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: .75rem;
}
.sidebar-avatar {
    width: 32px; height: 32px;
    background: linear-gradient(135deg, #6366f1 0%, var(--accent) 100%);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 700; color: #fff;
    flex-shrink: 0;
}
.sidebar-user { flex: 1; min-width: 0; }
.sidebar-user strong { display: block; font-size: 13px; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-user small { font-size: 11px; color: var(--text-muted); }

/* ── Main area ────────────────────────────────────────────── */
.admin-main {
    margin-left: var(--sidebar-w);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    flex: 1;
}

/* ── Topbar ───────────────────────────────────────────────── */
.admin-topbar {
    height: var(--topbar-h);
    background: var(--sidebar-bg);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 2rem;
    gap: 1rem;
    position: sticky;
    top: 0;
    z-index: 50;
}
.topbar-title {
    flex: 1;
    font-size: 17px;
    font-weight: 600;
    color: var(--text);
}
.topbar-breadcrumb {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: .4rem;
}
.topbar-breadcrumb a { color: var(--text-muted); }
.topbar-breadcrumb a:hover { color: var(--accent); }
.topbar-breadcrumb span { color: var(--text-dim); }

.topbar-actions { display: flex; align-items: center; gap: .75rem; }
.topbar-site-btn {
    display: flex; align-items: center; gap: .4rem;
    padding: .4rem .9rem;
    border-radius: var(--radius-sm);
    background: var(--card-bg);
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 13px;
    text-decoration: none;
    transition: all var(--transition);
}
.topbar-site-btn:hover { border-color: var(--accent); color: var(--accent); }

/* ── Content ──────────────────────────────────────────────── */
.admin-content { padding: 2rem; flex: 1; }
.page-header { margin-bottom: 1.75rem; }
.page-header h1 { font-size: 22px; font-weight: 700; color: var(--text); margin-bottom: .25rem; }
.page-header p { color: var(--text-muted); font-size: 13px; }
.page-header-row { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }

/* ── Stats Grid ───────────────────────────────────────────── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}
.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    transition: border-color var(--transition);
}
.stat-card:hover { border-color: var(--border-light); }
.stat-icon {
    width: 48px; height: 48px;
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.stat-icon.blue   { background: var(--info-light);    color: var(--accent);  }
.stat-icon.red    { background: var(--danger-light);  color: var(--danger);  }
.stat-icon.green  { background: var(--success-light); color: var(--success); }
.stat-icon.yellow { background: var(--warning-light); color: var(--warning); }
.stat-info { flex: 1; min-width: 0; }
.stat-value { font-size: 28px; font-weight: 700; color: var(--text); line-height: 1; }
.stat-label { font-size: 13px; color: var(--text-muted); margin-top: .3rem; }

/* ── Cards ────────────────────────────────────────────────── */
.admin-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
}
.admin-card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}
.admin-card-header h2 { font-size: 15px; font-weight: 600; color: var(--text); }
.admin-card-body { padding: 1.5rem; }

/* ── Tables ───────────────────────────────────────────────── */
.table-responsive { overflow-x: auto; }
.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.admin-table thead th {
    padding: .75rem 1rem;
    text-align: left;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
    background: transparent;
}
.admin-table tbody tr {
    border-bottom: 1px solid var(--border);
    transition: background var(--transition);
}
.admin-table tbody tr:last-child { border-bottom: none; }
.admin-table tbody tr:hover { background: rgba(255,255,255,.02); }
.admin-table td {
    padding: .85rem 1rem;
    color: var(--text);
    vertical-align: middle;
}
.admin-table td .text-muted { color: var(--text-muted); font-size: 12px; }
.admin-table .actions { display: flex; gap: .5rem; align-items: center; white-space: nowrap; }

.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-dim);
}
.empty-state svg { opacity: .3; margin-bottom: 1rem; }
.empty-state p { font-size: 14px; margin-top: .5rem; }

/* ── Badges ───────────────────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    padding: .2rem .6rem;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
}
.badge-new       { background: #1e3a8a; color: #93c5fd; }
.badge-read      { background: #1f2937; color: #9ca3af; }
.badge-replied   { background: #14532d; color: #86efac; }
.badge-quoted    { background: #78350f; color: #fcd34d; }
.badge-completed { background: #064e3b; color: #6ee7b7; }

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .55rem 1.1rem;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    text-decoration: none;
    transition: all var(--transition);
    white-space: nowrap;
    line-height: 1;
}
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary   { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: #fff; }
.btn-danger    { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-danger:hover { background: var(--danger-hover); border-color: var(--danger-hover); color: #fff; }
.btn-secondary { background: var(--card-bg); color: var(--text-muted); border-color: var(--border); }
.btn-secondary:hover { border-color: var(--border-light); color: var(--text); }
.btn-ghost     { background: transparent; color: var(--text-muted); border-color: transparent; padding: .4rem .7rem; }
.btn-ghost:hover { background: rgba(255,255,255,.06); color: var(--text); }
.btn-sm        { padding: .35rem .75rem; font-size: 12px; }
.btn-icon      { padding: .4rem; width: 32px; height: 32px; justify-content: center; }
.btn-outline-accent { background: transparent; color: var(--accent); border-color: var(--accent); }
.btn-outline-accent:hover { background: var(--accent); color: #fff; }

/* ── Forms ────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.25rem; }
.form-label { display: block; font-size: 13px; font-weight: 600; color: var(--text-muted); margin-bottom: .4rem; }
.form-control {
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    padding: .65rem 1rem;
    font-size: 14px;
    font-family: inherit;
    transition: border-color var(--transition), box-shadow var(--transition);
}
.form-control::placeholder { color: var(--text-dim); }
.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(59,130,246,.15);
}
textarea.form-control { resize: vertical; min-height: 120px; }
select.form-control { cursor: pointer; }

/* ── Alerts ───────────────────────────────────────────────── */
.alert {
    display: flex;
    align-items: flex-start;
    gap: .75rem;
    padding: .9rem 1.1rem;
    border-radius: var(--radius-sm);
    font-size: 13px;
    margin-bottom: 1.25rem;
    border: 1px solid transparent;
}
.alert-success { background: var(--success-light); border-color: rgba(34,197,94,.3); color: #4ade80; }
.alert-error   { background: var(--danger-light);  border-color: rgba(239,68,68,.3);  color: #f87171; }
.alert-info    { background: var(--info-light);    border-color: rgba(59,130,246,.3);  color: #93c5fd; }

/* ── Login page ───────────────────────────────────────────── */
.admin-login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    padding: 2rem;
}
.admin-login-card {
    width: 100%;
    max-width: 420px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2.5rem;
    box-shadow: var(--shadow);
}
.login-logo {
    text-align: center;
    margin-bottom: 2rem;
}
.login-logo-icon {
    width: 56px; height: 56px;
    background: linear-gradient(135deg, var(--accent) 0%, #6366f1 100%);
    border-radius: var(--radius);
    display: flex; align-items: center; justify-content: center;
    font-size: 24px; font-weight: 700; color: #fff;
    margin: 0 auto 1rem;
    box-shadow: 0 8px 24px rgba(59,130,246,.3);
}
.login-logo h1 { font-size: 20px; font-weight: 700; color: var(--text); }
.login-logo p  { font-size: 13px; color: var(--text-muted); margin-top: .25rem; }
.login-submit  { width: 100%; margin-top: .25rem; padding: .75rem; font-size: 15px; justify-content: center; }
.login-footer  { text-align: center; margin-top: 1.5rem; font-size: 12px; color: var(--text-dim); }

/* ── Message / Quote detail ───────────────────────────────── */
.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}
.detail-item { }
.detail-label { font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--text-dim); margin-bottom: .3rem; }
.detail-value { font-size: 14px; color: var(--text); }
.detail-message {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 1rem 1.25rem;
    white-space: pre-wrap;
    font-size: 14px;
    color: var(--text);
    line-height: 1.7;
}

.reply-box {
    background: var(--bg);
    border: 1px solid var(--border-light);
    border-left: 3px solid var(--success);
    border-radius: var(--radius-sm);
    padding: 1rem 1.25rem;
    white-space: pre-wrap;
    font-size: 14px;
    line-height: 1.7;
    color: var(--text);
}
.reply-meta { font-size: 12px; color: var(--text-muted); margin-bottom: .5rem; }

/* ── Filter bar ───────────────────────────────────────────── */
.filter-bar { display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; }
.filter-bar select.form-control { width: auto; min-width: 140px; padding: .45rem .85rem; }
.search-input { flex: 1; min-width: 200px; }
.search-input input {
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    padding: .45rem 1rem;
    font-size: 13px;
    transition: border-color var(--transition);
}
.search-input input:focus { outline: none; border-color: var(--accent); }
.search-input input::placeholder { color: var(--text-dim); }

/* ── Danger zone ──────────────────────────────────────────── */
.danger-zone {
    border: 1px solid rgba(239,68,68,.3);
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
    background: rgba(239,68,68,.04);
}
.danger-zone-info h3 { font-size: 14px; font-weight: 600; color: var(--danger); margin-bottom: .2rem; }
.danger-zone-info p  { font-size: 13px; color: var(--text-muted); }

/* ── Misc ─────────────────────────────────────────────────── */
.text-muted { color: var(--text-muted); }
.text-danger { color: var(--danger); }
.text-success { color: var(--success); }
.text-accent { color: var(--accent); }
.fw-600 { font-weight: 600; }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: .5rem; }
.mb-2 { margin-bottom: 1rem; }
.gap-1 { gap: .5rem; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }

/* ── Recent tables (dashboard) ────────────────────────────── */
.section-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}
.truncate { max-width: 200px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display: block; }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 900px) {
    .section-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .detail-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    :root { --sidebar-w: 0px; }
    .admin-sidebar {
        transform: translateX(-260px);
        transition: transform var(--transition);
        width: 260px;
    }
    .admin-sidebar.open { transform: translateX(0); }
    .admin-main { margin-left: 0; }
    .topbar-hamburger { display: flex; }
    .admin-topbar { padding: 0 1rem; }
    .admin-content { padding: 1rem; }
    .stats-grid { grid-template-columns: 1fr; }
}
.topbar-hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: .4rem;
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    align-items: center;
    justify-content: center;
}
.topbar-hamburger:hover { background: rgba(255,255,255,.06); color: var(--text); }