/**
 * admin.css — ระบบหลังบ้าน
 * โทนสีฟ้า + ชมพู (ไม่พาสเทล) สอดคล้องกับ public.css
 */
:root {
    --admin-blue: #1E88C9;
    --admin-blue-light: #E3F2FA;
    --admin-blue-dark: #1565A0;
    --admin-blue-deep: #0F4C75;
    --admin-pink: #D9417A;
    --admin-pink-light: #FAE8F0;
    --admin-pink-dark: #B02860;
    --admin-bg: #F3F7FA;
    --admin-text: #1A2332;
    --admin-text-muted: #5C6B7A;
    --admin-border: #D4DEE8;
    --admin-white: #fff;
    --admin-success-bg: #DCF5E9;
    --admin-success-text: #166534;
    --admin-danger-bg: #FAE8F0;
    --admin-danger-text: #9D174D;
    --admin-warning-bg: #FEF3C7;
    --admin-warning-text: #92400E;
    --admin-sidebar-width: 260px;
    --admin-sidebar-collapsed-width: 76px;
    --admin-topbar-height: 64px;
    --admin-radius: 14px;
    --admin-radius-sm: 10px;
}

* { box-sizing: border-box; }

body {
    font-family: "Segoe UI", "Sarabun", sans-serif;
    background: var(--admin-bg);
    color: var(--admin-text);
    margin: 0;
}

a { color: var(--admin-blue-dark); }

/* Login */
.admin-login-body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--admin-blue-light);
    padding: 1rem;
}

.admin-login-card {
    width: 100%;
    max-width: 420px;
    background: var(--admin-white);
    border-radius: var(--admin-radius);
    padding: 2.25rem 2rem;
    box-shadow: 0 16px 40px rgba(15, 76, 117, 0.12);
    border: 1px solid var(--admin-border);
    text-align: center;
}

.admin-login-brand {
    font-size: 2.5rem;
    color: var(--admin-blue);
    margin-bottom: 0.5rem;
}

.admin-login-title {
    font-size: 1.05rem;
    font-weight: 700;
    line-height: 1.4;
}

.admin-login-subtitle {
    color: var(--admin-text-muted);
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
}

.admin-login-form .input-group-text {
    background: var(--admin-blue-light);
    border-color: var(--admin-border);
    color: var(--admin-blue-dark);
}

.admin-login-submit {
    background: var(--admin-blue-dark);
    border-color: var(--admin-blue-dark);
    color: #fff;
    font-weight: 700;
    padding: 0.6rem;
    border-radius: var(--admin-radius-sm);
}

.admin-login-submit:hover {
    background: var(--admin-blue-deep);
    border-color: var(--admin-blue-deep);
    color: #fff;
}

/* Layout */
.admin-wrapper {
    display: flex;
    min-height: 100vh;
    background: var(--admin-bg);
}

.admin-sidebar {
    width: var(--admin-sidebar-width);
    background: var(--admin-blue-light);
    border-right: 1px solid var(--admin-border);
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 1040;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.admin-sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 1.1rem 1rem;
    font-weight: 700;
    font-size: 0.9rem;
    border-bottom: 1px solid rgba(21, 101, 160, 0.12);
}

.admin-sidebar-brand i {
    font-size: 1.5rem;
    color: var(--admin-blue-dark);
}

.admin-sidebar-nav { padding: 0.75rem 0.5rem; flex: 1; }

.admin-sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.6rem 0.85rem;
    color: var(--admin-text);
    text-decoration: none;
    font-size: 0.9rem;
    border-radius: var(--admin-radius-sm);
    margin-bottom: 0.15rem;
    transition: background 0.15s;
}

.admin-sidebar-link:hover {
    background: rgba(255, 255, 255, 0.65);
}

.admin-sidebar-link.active {
    background: var(--admin-pink);
    color: #fff;
    font-weight: 700;
}

.admin-sidebar-link i {
    width: 1.25rem;
    text-align: center;
    color: var(--admin-blue-dark);
}

.admin-sidebar-link.active i { color: #fff; }

.admin-badge-pending {
    margin-left: auto;
    font-size: 0.62rem;
    background: var(--admin-white) !important;
    color: var(--admin-pink-dark) !important;
    border: 1px solid var(--admin-pink);
}

.admin-main {
    flex: 1;
    margin-left: var(--admin-sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.admin-topbar {
    height: var(--admin-topbar-height);
    background: var(--admin-white);
    border-bottom: 1px solid var(--admin-border);
    display: flex;
    align-items: center;
    padding: 0 1.15rem;
    gap: 0.85rem;
    position: sticky;
    top: 0;
    z-index: 1020;
}

.admin-sidebar-toggle {
    border: 1px solid var(--admin-border);
    background: var(--admin-white);
    color: var(--admin-blue-dark);
    border-radius: var(--admin-radius-sm);
    padding: 0.3rem 0.55rem;
    cursor: pointer;
}

.admin-topbar-title {
    flex: 1;
    font-weight: 700;
    font-size: 1rem;
}

.admin-btn-pink {
    background: var(--admin-white);
    border: 1.5px solid var(--admin-pink);
    color: var(--admin-pink-dark);
    font-weight: 600;
    border-radius: var(--admin-radius-sm);
}

.admin-btn-pink:hover {
    background: var(--admin-pink);
    border-color: var(--admin-pink);
    color: #fff;
}

.admin-content { padding: 1.35rem; flex: 1; }

.admin-page-header h1 {
    font-size: 1.45rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.admin-page-header h1 i { color: var(--admin-blue-dark); }

.admin-card {
    background: var(--admin-white);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    padding: 1.35rem;
    box-shadow: 0 6px 24px rgba(15, 76, 117, 0.07);
    margin-bottom: 1.15rem;
}

.admin-welcome-card {
    border-left: 4px solid var(--admin-blue);
}

/* Buttons */
.btn-primary {
    background: var(--admin-blue-dark);
    border-color: var(--admin-blue-dark);
    color: #fff;
    font-weight: 600;
    border-radius: var(--admin-radius-sm);
}

.btn-primary:hover,
.btn-primary:focus {
    background: var(--admin-blue-deep) !important;
    border-color: var(--admin-blue-deep) !important;
    color: #fff !important;
}

.btn-danger,
.btn-outline-danger {
    background: var(--admin-white);
    border-color: var(--admin-pink);
    color: var(--admin-pink-dark);
}

.btn-danger:hover,
.btn-outline-danger:hover {
    background: var(--admin-pink) !important;
    border-color: var(--admin-pink) !important;
    color: #fff !important;
}

.btn-success {
    background: var(--admin-success-bg);
    border-color: #BEE9D3;
    color: var(--admin-success-text);
}

/* Alerts */
.alert-danger {
    background: var(--admin-danger-bg);
    color: var(--admin-danger-text);
    border-color: #F6C9DB;
}

.alert-warning {
    background: var(--admin-warning-bg);
    color: var(--admin-warning-text);
}

.alert-success {
    background: var(--admin-success-bg);
    color: var(--admin-success-text);
}

.alert-info {
    background: var(--admin-blue-light);
    color: var(--admin-blue-deep);
    border-color: var(--admin-blue);
}

/* Forms */
.form-label {
    font-weight: 600;
    font-size: 0.88rem;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--admin-blue);
    box-shadow: 0 0 0 0.2rem rgba(30, 136, 201, 0.2);
}

.input-group-text {
    background: var(--admin-blue-light);
    border-color: var(--admin-border);
    color: var(--admin-blue-dark);
}

/* Tables */
.table thead th {
    background: var(--admin-blue-light);
    color: var(--admin-text);
    font-weight: 700;
    border-bottom: 2px solid var(--admin-blue);
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
    background: rgba(250, 232, 240, 0.35);
}

.table-hover > tbody > tr:hover > * {
    background: var(--admin-blue-light);
}

/* Dashboard */
.dashboard-stat {
    background: var(--admin-white);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: var(--admin-text);
    box-shadow: 0 6px 20px rgba(15, 76, 117, 0.06);
    transition: transform 0.15s;
}

.dashboard-stat:hover {
    transform: translateY(-2px);
    color: var(--admin-text);
}

.dashboard-stat i { font-size: 1.4rem; color: var(--admin-blue); }
.dashboard-stat strong { font-size: 1.65rem; }
.dashboard-stat span { font-size: 0.8rem; color: var(--admin-text-muted); }

.quick-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.7rem;
}

.quick-grid a {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    text-align: center;
    text-decoration: none;
    color: var(--admin-text);
    background: var(--admin-blue-light);
    border: 1px solid var(--admin-border);
    border-radius: 12px;
    padding: 0.85rem;
    min-height: 90px;
    font-size: 0.85rem;
    transition: background 0.15s, color 0.15s;
}

.quick-grid a:hover {
    background: var(--admin-blue);
    color: #fff;
}

.recent-log {
    display: flex;
    gap: 0.7rem;
    padding: 0.55rem 0;
    border-bottom: 1px solid var(--admin-border);
}

.log-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--admin-pink);
    margin-top: 0.45rem;
    flex-shrink: 0;
}

.admin-list-thumb {
    width: 88px;
    height: 52px;
    object-fit: cover;
    border-radius: 8px;
}

.page-link { color: var(--admin-blue-dark); }
.page-item.active .page-link {
    background: var(--admin-blue-dark);
    border-color: var(--admin-blue-dark);
}

/* SweetAlert2 */
.swal2-confirm.swal2-styled {
    background: var(--admin-blue-dark) !important;
    color: #fff !important;
    border-radius: var(--admin-radius-sm) !important;
}

.swal2-cancel.swal2-styled {
    background: var(--admin-white) !important;
    border: 1.5px solid var(--admin-pink) !important;
    color: var(--admin-pink-dark) !important;
}

/* Mobile sidebar */
@media (max-width: 991.98px) {
    .admin-sidebar {
        transform: translateX(-100%);
        width: 280px;
        transition: transform 0.25s;
    }

    .admin-sidebar.is-open { transform: translateX(0); }

    .admin-main { margin-left: 0; }

    .admin-sidebar-backdrop {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(26, 35, 50, 0.4);
        z-index: 1030;
    }

    .admin-sidebar-backdrop.is-visible { display: block; }

    .quick-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 992px) {
    .admin-wrapper.is-collapsed .admin-sidebar {
        width: var(--admin-sidebar-collapsed-width);
    }

    .admin-wrapper.is-collapsed .admin-main {
        margin-left: var(--admin-sidebar-collapsed-width);
    }

    .admin-wrapper.is-collapsed .admin-sidebar-brand-text,
    .admin-wrapper.is-collapsed .admin-sidebar-link span,
    .admin-wrapper.is-collapsed .admin-badge-pending {
        display: none;
    }
}

@media (max-width: 575.98px) {
    .admin-content { padding: 0.85rem; }
}