/* ==========================================================================
   Generation One Resource - CMS Admin Panel
   ========================================================================== */
:root {
    --admin-primary: #1E18C9;
    --admin-primary-dark: #1510A3;
    --admin-accent: #E60000;
    --admin-bg: #F1F3F9;
    --admin-surface: #FFFFFF;
    --admin-border: #E2E6F0;
    --admin-text: #1B2138;
    --admin-muted: #6B7390;
    --admin-sidebar: #14122E;
    --admin-sidebar-hover: #241F52;
    --admin-radius: 14px;
    --admin-shadow: 0 10px 30px rgba(20, 18, 46, 0.06);
}

* { box-sizing: border-box; }

body.admin-body {
    margin: 0;
    font-family: 'Poppins', system-ui, -apple-system, sans-serif;
    background: var(--admin-bg);
    color: var(--admin-text);
    font-size: 0.95rem;
    line-height: 1.6;
}

a { color: var(--admin-primary); text-decoration: none; }
a:hover { color: var(--admin-primary-dark); }

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

.admin-sidebar {
    width: 264px;
    background: var(--admin-sidebar);
    color: #C9CCE4;
    position: fixed;
    inset: 0 auto 0 0;
    display: flex;
    flex-direction: column;
    z-index: 1040;
    transition: transform 250ms ease;
}
.admin-sidebar .brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 1.25rem 1.25rem;
    border-bottom: 1px solid rgba(255,255,255,0.07);
}
.admin-sidebar .brand img { width: 38px; height: auto; }
.admin-sidebar .brand span { color: #fff; font-weight: 700; font-size: 1rem; line-height: 1.2; }

.admin-nav { padding: 0.75rem 0.75rem 2rem; overflow-y: auto; flex: 1; }
.admin-nav .nav-label {
    text-transform: uppercase;
    font-size: 0.68rem;
    letter-spacing: 0.09em;
    color: #6E739A;
    padding: 1rem 0.85rem 0.4rem;
}
.admin-nav a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.65rem 0.85rem;
    border-radius: 10px;
    color: #C9CCE4;
    font-weight: 500;
    margin-bottom: 2px;
    transition: background 150ms ease, color 150ms ease;
}
.admin-nav a i { font-size: 1.1rem; width: 20px; text-align: center; }
.admin-nav a:hover { background: var(--admin-sidebar-hover); color: #fff; }
.admin-nav a.active {
    background: linear-gradient(135deg, var(--admin-primary), var(--admin-accent));
    color: #fff;
    box-shadow: 0 6px 16px rgba(30, 24, 201, 0.35);
}

.admin-main {
    flex: 1;
    margin-left: 264px;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.admin-topbar {
    height: 68px;
    background: var(--admin-surface);
    border-bottom: 1px solid var(--admin-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    position: sticky;
    top: 0;
    z-index: 1030;
}
.admin-topbar .page-title { font-weight: 700; font-size: 1.15rem; margin: 0; }
.admin-topbar .topbar-actions { display: flex; align-items: center; gap: 1rem; }

.admin-user {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    cursor: pointer;
}
.admin-user .avatar {
    width: 40px; height: 40px; border-radius: 50%;
    background: linear-gradient(135deg, var(--admin-primary), var(--admin-accent));
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-weight: 700; overflow: hidden;
}
.admin-user .avatar img { width: 100%; height: 100%; object-fit: cover; }
.admin-user .meta small { color: var(--admin-muted); display: block; line-height: 1.1; }
.admin-user .meta strong { font-size: 0.9rem; }

.admin-content { padding: 1.75rem; flex: 1; }

/* Menu toggle (mobile) */
.admin-menu-toggle {
    display: none;
    background: none; border: none; font-size: 1.5rem; color: var(--admin-text);
}
.admin-backdrop {
    display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.4); z-index: 1035;
}

/* ----------------------------- Cards ------------------------------------ */
.admin-card {
    background: var(--admin-surface);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    box-shadow: var(--admin-shadow);
}
.admin-card .card-head {
    padding: 1.1rem 1.35rem;
    border-bottom: 1px solid var(--admin-border);
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.admin-card .card-head h2, .admin-card .card-head h3 { margin: 0; font-size: 1.05rem; font-weight: 700; }
.admin-card .card-body { padding: 1.35rem; }

/* Stat tiles */
.stat-tile {
    background: var(--admin-surface);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    padding: 1.25rem 1.35rem;
    box-shadow: var(--admin-shadow);
    display: flex; align-items: center; gap: 1rem;
}
.stat-tile .icon {
    width: 52px; height: 52px; border-radius: 12px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center; font-size: 1.4rem; color: #fff;
}
.stat-tile .icon.blue { background: linear-gradient(135deg, var(--admin-primary), var(--admin-primary-dark)); }
.stat-tile .icon.red { background: linear-gradient(135deg, var(--admin-accent), #B30000); }
.stat-tile .icon.green { background: linear-gradient(135deg, #16A34A, #15803D); }
.stat-tile .icon.amber { background: linear-gradient(135deg, #F59E0B, #D97706); }
.stat-tile .value { font-size: 1.7rem; font-weight: 800; line-height: 1; }
.stat-tile .label { color: var(--admin-muted); font-size: 0.85rem; }

/* ----------------------------- Buttons ---------------------------------- */
.btn-brand { background: var(--admin-primary); border-color: var(--admin-primary); color: #fff; }
.btn-brand:hover { background: var(--admin-primary-dark); border-color: var(--admin-primary-dark); color: #fff; }
.btn-accent { background: var(--admin-accent); border-color: var(--admin-accent); color: #fff; }
.btn-accent:hover { background: #B30000; border-color: #B30000; color: #fff; }

/* ----------------------------- Tables ----------------------------------- */
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th {
    text-align: left; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em;
    color: var(--admin-muted); padding: 0.75rem 1rem; border-bottom: 2px solid var(--admin-border);
}
.admin-table td { padding: 0.85rem 1rem; border-bottom: 1px solid var(--admin-border); vertical-align: middle; }
.admin-table tbody tr:hover, .admin-table tbody tr:hover { background: #FAFBFF; }

/* ----------------------------- Forms ------------------------------------ */
.admin-content .form-label { font-weight: 600; font-size: 0.85rem; }
.admin-content .form-control, .admin-content .form-select { border-radius: 10px; padding: 0.6rem 0.85rem; }
.admin-content .form-control:focus, .admin-content .form-select:focus {
    border-color: var(--admin-primary);
    box-shadow: 0 0 0 0.2rem rgba(30, 24, 201, 0.15);
}

/* ----------------------------- Login ------------------------------------ */
.login-page {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    padding: 1.5rem; background: radial-gradient(circle at 20% 20%, rgba(30,24,201,0.12), transparent 45%),
                                 radial-gradient(circle at 80% 80%, rgba(230,0,0,0.10), transparent 45%),
                                 var(--admin-bg);
}
.login-card {
    width: 100%; max-width: 420px; background: var(--admin-surface);
    border-radius: 18px; box-shadow: 0 25px 60px rgba(20,18,46,0.15);
    padding: 2.5rem 2.25rem; text-align: center;
}
.login-card img { width: 130px; margin-bottom: 1rem; }
.login-card h1 { font-size: 1.35rem; font-weight: 700; margin-bottom: 0.25rem; }
.login-card p.sub { color: var(--admin-muted); margin-bottom: 1.75rem; }
.login-card .form-control { padding: 0.75rem 1rem; }
.login-card .btn { padding: 0.75rem; font-weight: 600; }

/* ----------------------------- Utilities -------------------------------- */
.text-muted-2 { color: var(--admin-muted) !important; }
.badge-soft-primary { background: rgba(30,24,201,0.12); color: var(--admin-primary); }
.badge-soft-success { background: rgba(22,163,74,0.14); color: #15803D; }
.badge-soft-warning { background: rgba(245,158,11,0.16); color: #B45309; }
.badge-soft-secondary { background: rgba(107,115,144,0.16); color: var(--admin-muted); }

/* ----------------------------- Card header alias ------------------------ */
.admin-card-header {
    padding: 1.1rem 1.35rem;
    border-bottom: 1px solid var(--admin-border);
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.admin-card-header h2, .admin-card-header h3 { margin: 0; font-size: 1.05rem; font-weight: 700; }
.admin-card > .admin-card-header + * { padding: 1.35rem; }
.admin-card > *:not(.admin-card-header):not(.table-responsive) { padding: 1.35rem; }
/* Curved edges for tables/divs inside cards (requirement #1). Rounding the
   scroll wrapper clips the table's square corners to match the card radius. */
.admin-card .table-responsive { padding: 0; border-radius: var(--admin-radius); overflow: hidden; }
.admin-card > .table-responsive:first-child { border-radius: var(--admin-radius); }
.admin-table { border-radius: var(--admin-radius); overflow: hidden; }

/* Stat tiles (dashboard) */
.stat-tile .stat-icon {
    width: 52px; height: 52px; border-radius: 12px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center; font-size: 1.4rem;
}
.stat-tile .stat-value { font-size: 1.7rem; font-weight: 800; line-height: 1; color: var(--admin-text); }
.stat-tile .stat-label { color: var(--admin-muted); font-size: 0.82rem; }
.bg-brand-soft  { background: rgba(30,24,201,0.12); color: var(--admin-primary); }
.bg-accent-soft { background: rgba(230,0,0,0.12);  color: var(--admin-accent); }
.bg-info-soft   { background: rgba(6,148,162,0.14); color: #0694A2; }
.bg-success-soft{ background: rgba(22,163,74,0.14); color: #15803D; }

/* Outline + icon buttons */
.btn-outline-brand { border: 1px solid var(--admin-primary); color: var(--admin-primary); background: transparent; }
.btn-outline-brand:hover { background: var(--admin-primary); color: #fff; }
.btn-outline-accent { border: 1px solid var(--admin-accent); color: var(--admin-accent); background: transparent; }
.btn-outline-accent:hover { background: var(--admin-accent); color: #fff; }
.btn-icon { width: 34px; height: 34px; padding: 0; display: inline-flex; align-items: center; justify-content: center; }

/* Plain lists (enquiries etc.) */
.list-plain { list-style: none; margin: 0; padding: 0; }
.list-plain li {
    display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem;
    padding: 0.75rem 0; border-bottom: 1px solid var(--admin-border);
}
.list-plain li:last-child { border-bottom: none; padding-bottom: 0; }
.list-plain .text-truncate { max-width: 320px; }

/* Quick actions */
.quick-actions { display: flex; flex-direction: column; gap: 0.4rem; }
.quick-actions a {
    display: flex; align-items: center; gap: 0.7rem;
    padding: 0.7rem 0.9rem; border-radius: 10px; color: var(--admin-text); font-weight: 500;
    border: 1px solid var(--admin-border); transition: all 150ms ease;
}
.quick-actions a i { color: var(--admin-primary); font-size: 1.1rem; }
.quick-actions a:hover { background: #FAFBFF; border-color: var(--admin-primary); }

/* Activity feed */
.activity-feed { list-style: none; margin: 0; padding: 0; }
.activity-feed li { display: flex; gap: 0.75rem; padding: 0.6rem 0; }
.activity-feed .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--admin-primary); margin-top: 0.45rem; flex-shrink: 0; }

/* ----------------------------- Page utilities -------------------------- */
.admin-page-head {
    display: flex; align-items: flex-start; justify-content: space-between;
    gap: 1rem; margin-bottom: 1.5rem; flex-wrap: wrap;
}
.admin-page-head h1 { font-size: 1.6rem; font-weight: 800; margin: 0 0 0.15rem; color: var(--admin-text); }
.admin-page-head p { margin: 0; }

.admin-card-footer {
    padding: 1rem 1.35rem;
    border-top: 1px solid var(--admin-border);
    background: #FAFBFF;
    border-radius: 0 0 var(--admin-radius) var(--admin-radius);
}

/* Bare badge-soft (neutral brand tint) */
.badge-soft {
    display: inline-block; padding: 0.2rem 0.6rem; border-radius: 999px;
    font-size: 0.75rem; font-weight: 600;
    background: rgba(30,24,201,0.12); color: var(--admin-primary);
}
.bg-brand { background: var(--admin-primary) !important; color: #fff; }

/* Tabs */
.admin-tabs { border-bottom: 1px solid var(--admin-border); gap: 0.25rem; }
.admin-tabs .nav-link {
    border: none; color: var(--admin-muted); font-weight: 600; padding: 0.6rem 1rem;
    border-bottom: 2px solid transparent; border-radius: 0;
}
.admin-tabs .nav-link.active { color: var(--admin-primary); border-bottom-color: var(--admin-primary); background: transparent; }
.admin-tabs .nav-link:hover { color: var(--admin-primary); }

/* Avatar + status dot */
.avatar-circle {
    width: 34px; height: 34px; border-radius: 50%; flex-shrink: 0;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--admin-primary); color: #fff; font-weight: 700; font-size: 0.85rem;
}
.status-dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 0.35rem; }
.status-on  { background: #16A34A; }
.status-off { background: #94A3B8; }

/* Log badges */
.log-badge {
    display: inline-flex; align-items: center; gap: 0.3rem;
    padding: 0.2rem 0.55rem; border-radius: 999px; font-size: 0.75rem; font-weight: 600;
}
.log-brand   { background: rgba(30,24,201,0.12); color: var(--admin-primary); }
.log-accent  { background: rgba(230,0,0,0.12);  color: var(--admin-accent); }
.log-success { background: rgba(22,163,74,0.14); color: #15803D; }
.log-info    { background: rgba(6,148,162,0.14); color: #0694A2; }
.log-muted   { background: rgba(107,115,144,0.14); color: var(--admin-muted); }

/* Media picker modal grid */
.media-pick-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: 0.6rem; }
.media-pick-grid button {
    border: 1px solid var(--admin-border); border-radius: 10px; padding: 0.25rem; background: #fff; cursor: pointer;
}
.media-pick-grid button:hover { border-color: var(--admin-primary); }
.media-pick-grid img { width: 100%; height: 80px; object-fit: cover; border-radius: 6px; }

/* ----------------------------- Section builder ------------------------- */
.section-list { list-style: none; margin: 0; padding: 0; }
.section-item {
    display: flex; align-items: center; gap: 0.85rem;
    padding: 0.85rem 1rem; border: 1px solid var(--admin-border);
    border-radius: 12px; margin-bottom: 0.6rem; background: #fff;
    transition: box-shadow 150ms ease, border-color 150ms ease;
}
.section-item:hover { border-color: var(--admin-primary); box-shadow: var(--admin-shadow); }
.section-item.is-disabled { opacity: 0.6; }
.section-ghost { opacity: 0.4; background: #EEF0FA; }
.drag-handle { cursor: grab; color: var(--admin-muted); font-size: 1.2rem; }
.drag-handle:active { cursor: grabbing; }
.section-type-icon {
    width: 42px; height: 42px; border-radius: 10px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center; font-size: 1.2rem;
    background: rgba(30,24,201,0.1); color: var(--admin-primary);
}
.section-meta { display: flex; flex-direction: column; min-width: 0; flex: 1; }
.section-meta strong { font-size: 0.92rem; }
.section-meta span { font-size: 0.82rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.section-actions { display: flex; gap: 0.35rem; flex-shrink: 0; }
.empty-state { color: var(--admin-muted); }

/* Section type picker grid */
.section-type-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 0.85rem; }
.section-type-card {
    display: flex; flex-direction: column; gap: 0.35rem;
    padding: 1rem; border: 1px solid var(--admin-border); border-radius: 12px;
    color: var(--admin-text); text-align: left; transition: all 150ms ease;
}
.section-type-card i { font-size: 1.5rem; color: var(--admin-primary); }
.section-type-card strong { font-size: 0.92rem; }
.section-type-card span { font-size: 0.78rem; color: var(--admin-muted); line-height: 1.4; }
.section-type-card:hover { border-color: var(--admin-primary); background: #FAFBFF; transform: translateY(-2px); box-shadow: var(--admin-shadow); }

/* Repeater groups */
.repeater-group { border: 1px dashed var(--admin-border); border-radius: 12px; padding: 1rem; background: #FAFBFF; }
.repeater-item { border: 1px solid var(--admin-border); border-radius: 10px; padding: 0.85rem; margin-bottom: 0.75rem; background: #fff; }
.repeater-item-head { display: flex; align-items: center; margin-bottom: 0.5rem; }
.repeater-handle { cursor: grab; color: var(--admin-muted); }

/* Media field + thumbnail */
.media-thumb { margin-top: 0.5rem; max-width: 100%; max-height: 120px; border-radius: 8px; border: 1px solid var(--admin-border); object-fit: cover; }

/* ---- Media library: 4-column thumbnail gallery (requirement #3) -------- */
.media-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr); /* 4 columns on desktop */
    gap: 0.85rem;
}
@media (max-width: 991.98px) { /* tablet */
    .media-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 575.98px) { /* mobile */
    .media-grid { grid-template-columns: repeat(2, 1fr); }
}
.media-tile {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--admin-border);
    border-radius: 10px;
    background: #fff;
    padding: 0;
    overflow: hidden;
    cursor: pointer;
    text-align: left;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}
.media-tile:hover {
    border-color: var(--admin-primary);
    box-shadow: var(--admin-shadow);
    transform: translateY(-2px);
}
.media-tile img,
.media-tile .file-icon {
    width: 100%;
    height: 110px;
    object-fit: contain; /* show whole image incl. transparent areas (req #9) */
    display: block;
}
/* Checkerboard behind image previews so transparent PNGs are obvious that the
   transparency is intact rather than a white fill (requirement #9). */
.media-tile img {
    background-color: #fff;
    background-image:
        linear-gradient(45deg, #e2e6f0 25%, transparent 25%),
        linear-gradient(-45deg, #e2e6f0 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #e2e6f0 75%),
        linear-gradient(-45deg, transparent 75%, #e2e6f0 75%);
    background-size: 16px 16px;
    background-position: 0 0, 0 8px, 8px -8px, -8px 0;
}
.media-tile .file-icon {
    background: #FAFBFF;
}
.media-tile .file-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--admin-muted);
}
.media-tile .media-name {
    display: block;
    font-size: 0.72rem;
    color: var(--admin-muted);
    padding: 0.4rem 0.5rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    border-top: 1px solid var(--admin-border);
}

/* ----------------------------- Responsive ------------------------------- */
@media (max-width: 991.98px) {
    .admin-sidebar { transform: translateX(-100%); }
    .admin-sidebar.open { transform: translateX(0); }
    .admin-main { margin-left: 0; }
    .admin-menu-toggle { display: inline-flex; }
    .admin-backdrop.show { display: block; }
}