/* ========================================================
   Notification Service — Admin Panel Styles
   ======================================================== */

:root {
    --sidebar-bg: #1a1d23;
    --sidebar-active: #0d6efd;
    --sidebar-muted: #8a929e;
    --content-bg: #f0f2f5;
    --card-shadow: 0 2px 8px rgba(0,0,0,.10), 0 0 1px rgba(0,0,0,.08);
}

/* ── Body ─────────────────────────────────────────────── */
body {
    background-color: var(--content-bg);
    font-size: .9rem;
}

/* ── Navbar ───────────────────────────────────────────── */
.admin-navbar {
    border-bottom: 1px solid rgba(255,255,255,.07);
    box-shadow: 0 2px 6px rgba(0,0,0,.4);
    height: 52px;
}

.admin-navbar .navbar-brand {
    font-size: .95rem;
    font-weight: 700;
    letter-spacing: .02em;
}

/* ── Sidebar ──────────────────────────────────────────── */
.sidebar {
    min-height: calc(100vh - 52px);
    background-color: var(--sidebar-bg);
    border-right: 1px solid rgba(255,255,255,.05);
    padding: 1.25rem 0 1rem;
}

.sidebar-section-label {
    font-size: .65rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--sidebar-muted);
    padding: .25rem 1.25rem .5rem;
}

.sidebar .nav-link {
    color: #adb5bd;
    border-radius: 0 .375rem .375rem 0;
    margin: .1rem .75rem .1rem 0;
    padding: .5rem 1rem;
    font-size: .85rem;
    display: flex;
    align-items: center;
    gap: .6rem;
    border-left: 3px solid transparent;
    transition: background .15s, color .15s, border-color .15s;
}

.sidebar .nav-link:hover {
    color: #fff;
    background-color: rgba(255,255,255,.06);
    border-left-color: rgba(255,255,255,.2);
}

.sidebar .nav-link.active {
    color: #fff;
    background-color: rgba(13,110,253,.2);
    border-left-color: var(--sidebar-active);
    font-weight: 600;
}

.sidebar .nav-link .bi { font-size: .95rem; flex-shrink: 0; }

/* ── Main content ─────────────────────────────────────── */
.main-content { padding: 1.75rem 2rem; }

/* ── Page header ──────────────────────────────────────── */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: .875rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid #dee2e6;
}

.page-header h2 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 700;
    color: #212529;
    display: flex;
    align-items: center;
    gap: .45rem;
}

/* ── Table card ───────────────────────────────────────── */
.table-card {
    border: none;
    border-radius: .5rem;
    box-shadow: var(--card-shadow);
    overflow: hidden;
}

.table { font-size: .875rem; }
.table tbody tr td { vertical-align: middle; }
.table thead th { font-size: .75rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; }

/* ── Empty state ──────────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 3.5rem 2rem;
    color: var(--sidebar-muted);
}
.empty-state .bi { font-size: 2.5rem; opacity: .35; display: block; margin-bottom: .75rem; }
.empty-state p { font-size: .9rem; margin-bottom: 0; }

/* ── Editor wrapper ──────────────────────────────────── */
.editor-wrapper {
    width: 100%;
    max-width: none;
}

/* ── Editor card ──────────────────────────────────────── */
.editor-card {
    border: none;
    border-radius: .5rem;
    box-shadow: var(--card-shadow);
}

.editor-card-header-bar {
    background: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%);
    color: #fff;
    font-size: .9rem;
    font-weight: 600;
    padding: .75rem 1.25rem;
    border-bottom: none;
    display: flex;
    align-items: center;
    border-radius: .5rem .5rem 0 0 !important;
}

.editor-card-body { padding: 1.5rem 1.5rem 1rem; }

.editor-card-footer {
    background-color: #f8f9fa;
    border-top: 1px solid #e9ecef;
    padding: .875rem 1.5rem;
    display: flex;
    justify-content: flex-end;
    gap: .5rem;
    border-radius: 0 0 .5rem .5rem !important;
}

/* ── Editor tabs ─────────────────────────────────────── */
.template-editor-tabs {
    border-bottom-color: #dce3eb;
}

.template-editor-tabs .nav-link {
    color: #526072;
    font-weight: 600;
    border-radius: .5rem .5rem 0 0;
}

.template-editor-tabs .nav-link.active {
    color: #0d6efd;
}

/* ── Tab content ──────────────────────────────────────── */
.tab-content {
    min-width: 0;
}

/* ── Email template preview ───────────────────────────── */
.template-preview-panel {
    border: 1px solid #dce3eb;
    border-radius: .75rem;
    background: #fff;
    overflow: hidden;
    box-shadow: 0 10px 24px rgba(15, 23, 42, .06);
}

.template-preview-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: linear-gradient(180deg, #f9fbff 0%, #f3f6fb 100%);
    border-bottom: 1px solid #e1e7ef;
}

.template-preview-title {
    font-size: .9rem;
    font-weight: 700;
    color: #1f2937;
}

.template-preview-subtitle {
    font-size: .82rem;
    color: #6b7280;
    margin-top: .15rem;
}

.template-preview-body {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 1rem;
    padding: 1rem 1.25rem 1.25rem;
}

.template-preview-source,
.template-preview-output {
    min-width: 0;
}

.template-preview-section-block {
    padding: 1rem;
    border: 1px solid #e5ebf2;
    border-radius: .65rem;
    background: #fafcff;
}

.template-preview-section-title {
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: #6b7280;
    margin-bottom: .5rem;
}

.template-preview-variables {
    display: flex;
    flex-direction: column;
    gap: .75rem;
    max-width: 420px;
}

.template-preview-variables .form-control-sm {
    background: #fff;
}

.template-preview-subject {
    padding: .75rem 1rem;
    border: 1px dashed #cfd8e3;
    border-radius: .5rem;
    background: #f8fafc;
    min-height: 3rem;
    font-weight: 600;
    color: #111827;
    white-space: pre-wrap;
    word-break: break-word;
}

.template-preview-frame {
    width: 100%;
    height: 420px;
    border: 1px solid #cfd8e3;
    border-radius: .5rem;
    background: #eef2f7;
}

.template-preview-text {
    padding: .75rem 1rem;
    border: 1px solid #cfd8e3;
    border-radius: .5rem;
    background: #0f172a;
    color: #e2e8f0;
    min-height: 120px;
    white-space: pre-wrap;
    word-break: break-word;
}

@media (max-width: 992px) {
    .template-preview-body {
        grid-template-columns: 1fr;
    }

    .template-preview-frame {
        height: 360px;
    }
}

/* ── Form-section divider ─────────────────────────────── */
.form-section-title {
    font-size: .68rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--sidebar-muted);
    padding-bottom: .4rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid #dee2e6;
}

/* ── Form fields ──────────────────────────────────────── */
.form-label { font-size: .82rem; margin-bottom: .3rem; }

.form-control[readonly] {
    background-color: #f4f5f7;
    border-color: #e2e5e9;
    color: #6c757d;
    cursor: not-allowed;
}

textarea.form-control { resize: vertical; }