/* ==========================================================================
   Vista City Admin Panel
   Layered on top of style.css — uses the same theme tokens.
   ========================================================================== */

/* ----- Layout ----- */
.admin-body {
    background: var(--bg-subtle);
    min-height: 100vh;
}

.admin-shell {
    display: grid;
    grid-template-columns: 260px 1fr;
    min-height: 100vh;
}

/* ----- Sidebar ----- */
.admin-sidebar {
    background: var(--inverse-bg-color);
    color: var(--inverse-text);
    border-right: 1px solid var(--header-border);
    padding: 1.6rem 0;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.admin-brand {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0 1.4rem 1.6rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    margin-bottom: 1rem;
}

.admin-brand-crest {
    width: 36px;
    height: 36px;
    color: var(--accent);
    flex-shrink: 0;
}

.admin-brand-crest img,
.admin-brand-crest svg {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.admin-brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.admin-brand-title {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--inverse-text);
}

.admin-brand-sub {
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent);
    margin-top: 1px;
    font-weight: 600;
}

.admin-nav {
    flex: 1;
    padding: 0 0.8rem;
}

.admin-nav-section {
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 1.6px;
    color: var(--inverse-text-muted);
    padding: 0.8rem 0.7rem 0.4rem;
    font-weight: 600;
}

.admin-nav a {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.55rem 0.75rem;
    border-radius: var(--radius-sm);
    color: var(--inverse-text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    transition: background var(--t), color var(--t);
    margin-bottom: 2px;
}

.admin-nav a:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--inverse-text);
}

.admin-nav a.active {
    background: var(--accent-soft);
    color: var(--accent);
}

.admin-nav a svg {
    width: 17px;
    height: 17px;
    flex-shrink: 0;
}

.admin-user {
    padding: 1rem 1.2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    gap: 0.7rem;
    font-size: 0.85rem;
}

.admin-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.82rem;
    flex-shrink: 0;
}

.admin-user-name { color: var(--inverse-text); font-weight: 500; }
.admin-user-role {
    color: var(--inverse-text-muted);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 1.2px;
}

.admin-user-actions { margin-left: auto; }
.admin-user-actions a {
    color: var(--inverse-text-muted);
    font-size: 0.78rem;
}
.admin-user-actions a:hover { color: var(--accent); }

/* ----- Main area ----- */
.admin-main {
    padding: 2rem 2.5rem 4rem;
    background: var(--bg-subtle);
    min-height: 100vh;
}

.admin-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
    gap: 1rem;
    flex-wrap: wrap;
}

.admin-topbar h1 {
    font-size: 1.7rem;
    margin: 0;
}

.admin-topbar .actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.admin-breadcrumb {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
}

.admin-breadcrumb a { color: var(--accent); }

/* ----- Cards ----- */
.admin-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-xs);
    padding: 1.5rem;
    margin-bottom: 1.2rem;
}

.admin-card h2,
.admin-card h3 {
    font-family: var(--font-sans);
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 1.05rem;
    letter-spacing: 0;
}

/* ----- Stat tiles (dashboard) ----- */
.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: 1rem;
    margin-bottom: 1.8rem;
}

.admin-stat {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.4rem 1.4rem;
    position: relative;
    overflow: hidden;
}

.admin-stat::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 3px; height: 100%;
    background: var(--accent);
}

.admin-stat-label {
    font-size: 0.74rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.admin-stat-value {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--heading);
    line-height: 1;
}

.admin-stat-sub {
    color: var(--text-subtle);
    font-size: 0.82rem;
    margin-top: 0.4rem;
}

/* ----- Tables ----- */
.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.93rem;
}

.admin-table th,
.admin-table td {
    padding: 0.85rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.admin-table th {
    font-size: 0.74rem;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    color: var(--text-muted);
    font-weight: 600;
    background: var(--bg-subtle);
}

.admin-table tbody tr:hover {
    background: var(--bg-subtle);
}

.admin-table td.actions { text-align: right; white-space: nowrap; }
.admin-table .row-img {
    width: 40px; height: 40px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    background: var(--bg-subtle);
}

/* ----- Forms ----- */
.admin-form .field { margin-bottom: 1.2rem; }
.admin-form .field-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}
.admin-form label {
    display: block;
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--heading);
    margin-bottom: 0.4rem;
}
.admin-form input[type="text"],
.admin-form input[type="email"],
.admin-form input[type="password"],
.admin-form input[type="number"],
.admin-form input[type="date"],
.admin-form input[type="datetime-local"],
.admin-form input[type="file"],
.admin-form input[type="url"],
.admin-form select,
.admin-form textarea {
    width: 100%;
    padding: 0.7rem 0.9rem;
    background: var(--surface-2);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font: inherit;
    color: var(--text);
    transition: border-color var(--t), background var(--t);
}
.admin-form input:focus,
.admin-form select:focus,
.admin-form textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: var(--surface);
}
.admin-form textarea {
    resize: vertical;
    min-height: 110px;
    line-height: 1.5;
    font-family: var(--font-sans);
}
.admin-form .hint {
    font-size: 0.78rem;
    color: var(--text-subtle);
    margin-top: 0.35rem;
}
.admin-form .preview {
    margin-top: 0.6rem;
}
.admin-form .preview img {
    max-width: 200px;
    max-height: 120px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg-subtle);
}

.form-actions {
    display: flex;
    gap: 0.6rem;
    justify-content: flex-end;
    margin-top: 1.5rem;
    padding-top: 1.2rem;
    border-top: 1px solid var(--border);
}

/* ----- Badges ----- */
.badge {
    display: inline-block;
    padding: 0.22rem 0.65rem;
    border-radius: 100px;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: var(--bg-subtle);
    color: var(--text-muted);
}
.badge-success { background: var(--green-soft); color: var(--green); }
.badge-info    { background: var(--blue-soft);  color: var(--blue); }
.badge-warning { background: rgba(245, 158, 11, 0.14); color: #d97706; }
.badge-danger  { background: var(--red-soft);   color: var(--red); }
.badge-muted   { background: var(--bg-subtle);  color: var(--text-muted); }

/* ----- Alerts ----- */
.alert {
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.2rem;
    font-size: 0.9rem;
    border: 1px solid transparent;
}
.alert-error   { background: var(--red-soft);   color: var(--red);   border-color: color-mix(in srgb, var(--red) 25%, transparent); }
.alert-success { background: var(--green-soft); color: var(--green); border-color: color-mix(in srgb, var(--green) 25%, transparent); }
.alert-info    { background: var(--blue-soft);  color: var(--blue);  border-color: color-mix(in srgb, var(--blue) 25%, transparent); }

/* ----- Small utility buttons ----- */
.btn-sm {
    padding: 0.45rem 0.95rem;
    font-size: 0.85rem;
    border-radius: 100px;
}
.btn-ghost {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border);
}
.btn-ghost:hover {
    color: var(--accent);
    border-color: var(--accent);
}
.btn-danger {
    background: var(--red);
    color: #ffffff;
    border-color: var(--red);
}
.btn-danger:hover {
    background: color-mix(in srgb, var(--red) 80%, black);
}
.btn-icon {
    width: 32px; height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--text-muted);
    background: transparent;
}
.btn-icon:hover { background: var(--bg-subtle); color: var(--accent); }
.btn-icon svg { width: 16px; height: 16px; }

/* ----- Login page ----- */
.login-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    padding: 2rem 1rem;
}
.login-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 440px;
    width: 100%;
    overflow: hidden;
}
.login-head {
    background: var(--inverse-bg-gradient);
    color: var(--inverse-text);
    padding: 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.login-head::before {
    content: '';
    position: absolute; inset: 0;
    background: radial-gradient(circle at 50% 0%, rgba(59,109,240,0.3), transparent 60%);
}
.login-head > * { position: relative; z-index: 1; }
.login-head .logo-crest {
    width: 56px; height: 56px;
    color: var(--accent);
    margin: 0 auto 0.8rem;
}
.login-head .logo-crest img,
.login-head .logo-crest svg { width: 100%; height: 100%; object-fit: contain; }
.login-head h1 {
    color: var(--inverse-text);
    font-size: 1.4rem;
    margin: 0.2rem 0 0.2rem;
}
.login-head p { color: var(--inverse-text-muted); margin: 0; font-size: 0.92rem; }
.login-body { padding: 2rem; }

/* ----- Responsive ----- */
@media (max-width: 880px) {
    .admin-shell {
        grid-template-columns: 1fr;
    }
    .admin-sidebar {
        position: static;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--header-border);
    }
    .admin-nav { padding: 0 1rem 0.4rem; }
    .admin-main { padding: 1.4rem 1.2rem 3rem; }
}

@media (max-width: 560px) {
    .admin-topbar { flex-direction: column; align-items: flex-start; }
    .admin-table { font-size: 0.86rem; }
    .admin-table th, .admin-table td { padding: 0.6rem 0.5rem; }
}