/* Empire Medical Training - Admin Panel Styles */
/* Version 3.0 - Official Brand Guidelines */

:root {
    /* ==========================================
       OFFICIAL EMPIRE BRAND COLORS
       ========================================== */

    /* Primary Colors */
    --empire-black: #171717;
    --empire-keppel: #32B4A5;
    --empire-white: #FFFFFF;
    --empire-whitesmoke: #F1F1F1;

    /* Urgency Color (use sparingly) */
    --empire-poppy: #D93D46;

    /* Black Opacity Variants */
    --empire-black-100: #171717;
    --empire-black-80: rgba(23, 23, 23, 0.8);
    --empire-black-60: rgba(23, 23, 23, 0.6);
    --empire-black-40: rgba(23, 23, 23, 0.4);
    --empire-black-20: rgba(23, 23, 23, 0.2);
    --empire-black-05: rgba(23, 23, 23, 0.05);

    /* Keppel Opacity Variants */
    --empire-keppel-100: #32B4A5;
    --empire-keppel-80: rgba(50, 180, 165, 0.8);
    --empire-keppel-60: rgba(50, 180, 165, 0.6);
    --empire-keppel-40: rgba(50, 180, 165, 0.4);
    --empire-keppel-20: rgba(50, 180, 165, 0.2);
    --empire-keppel-05: rgba(50, 180, 165, 0.05);

    /* Semantic Color Mapping */
    --empire-primary: var(--empire-black);
    --empire-accent: var(--empire-keppel);
    --empire-danger: var(--empire-poppy);
    --empire-background: var(--empire-whitesmoke);
    --empire-surface: var(--empire-white);

    /* Gray Scale (derived from black) */
    --empire-gray-900: #171717;
    --empire-gray-800: #2d2d2d;
    --empire-gray-700: #444444;
    --empire-gray-600: #5c5c5c;
    --empire-gray-500: #757575;
    --empire-gray-400: #9e9e9e;
    --empire-gray-300: #c2c2c2;
    --empire-gray-200: #e0e0e0;
    --empire-gray-100: #F1F1F1;

    /* Shadows (using black base) */
    --empire-shadow-sm: 0 1px 2px rgba(23, 23, 23, 0.06);
    --empire-shadow: 0 2px 8px rgba(23, 23, 23, 0.08);
    --empire-shadow-md: 0 4px 12px rgba(23, 23, 23, 0.1);
    --empire-shadow-lg: 0 8px 24px rgba(23, 23, 23, 0.12);
    --empire-shadow-xl: 0 16px 32px rgba(23, 23, 23, 0.14);

    /* Border Radius - Clean, minimal */
    --empire-radius-sm: 4px;
    --empire-radius: 6px;
    --empire-radius-md: 8px;
    --empire-radius-lg: 12px;

    /* Transitions */
    --empire-transition: all 0.2s ease;
    --empire-transition-fast: all 0.15s ease;

    /* Icon stroke (per brand guidelines) */
    --empire-icon-stroke: 1px;
}

/* ==========================================
   GLOBAL STYLES
   ========================================== */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--empire-background);
    color: var(--empire-black);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--empire-black);
    line-height: 1.3;
    letter-spacing: -0.01em;
}

/* Icon Styling - Brand Guidelines */
svg {
    stroke-width: var(--empire-icon-stroke);
}

/* ==========================================
   LOGIN PAGE
   ========================================== */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--empire-black);
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.login-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--empire-black) 0%, var(--empire-gray-800) 100%);
    opacity: 1;
}

.login-card {
    background: var(--empire-white);
    border-radius: var(--empire-radius-lg);
    box-shadow: var(--empire-shadow-xl);
    padding: 48px 40px;
    width: 100%;
    max-width: 420px;
    position: relative;
    z-index: 1;
    border: 1px solid var(--empire-gray-200);
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo svg {
    width: 80px;
    height: 80px;
    margin-bottom: 16px;
}

.login-logo img {
    max-width: 250px;
    width: 100%;
    height: auto;
    margin-bottom: 16px;
}

.login-logo h1 {
    color: var(--empire-black);
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    letter-spacing: -0.02em;
}

.login-logo .subtitle {
    color: var(--empire-gray-500);
    font-size: 0.875rem;
    margin-top: 4px;
    font-weight: 400;
}

/* ==========================================
   FORM STYLES
   ========================================== */
.form-label {
    font-weight: 500;
    color: var(--empire-black);
    font-size: 0.875rem;
    margin-bottom: 6px;
    display: block;
}

.form-control {
    border: 1px solid var(--empire-gray-300);
    border-radius: var(--empire-radius);
    padding: 12px 14px;
    font-size: 0.9375rem;
    transition: var(--empire-transition);
    background: var(--empire-white);
    color: var(--empire-black);
}

.form-control:focus {
    border-color: var(--empire-keppel);
    box-shadow: 0 0 0 3px var(--empire-keppel-20);
    outline: none;
}

.form-control:hover:not(:focus) {
    border-color: var(--empire-gray-400);
}

.form-control::placeholder {
    color: var(--empire-gray-400);
}

select.form-control {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23171717' stroke='%23171717' stroke-width='1' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

/* Form Sections */
.form-card {
    background: var(--empire-white);
    border-radius: var(--empire-radius-lg);
    padding: 32px;
    box-shadow: var(--empire-shadow);
    border: 1px solid var(--empire-gray-200);
}

.form-section {
    background: var(--empire-whitesmoke);
    border-radius: var(--empire-radius-md);
    padding: 24px;
    margin-bottom: 24px;
    border: 1px solid var(--empire-gray-200);
}

.form-section-title {
    font-weight: 600;
    color: var(--empire-black);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9375rem;
}

.form-section-title svg {
    color: var(--empire-keppel);
}

/* ==========================================
   BUTTON STYLES
   ========================================== */
.btn {
    font-weight: 600;
    padding: 12px 24px;
    border-radius: var(--empire-radius);
    transition: var(--empire-transition);
    border: 1px solid transparent;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.875rem;
    letter-spacing: 0.01em;
}

.btn-empire {
    background: var(--empire-keppel);
    color: var(--empire-white);
    border-color: var(--empire-keppel);
}

.btn-empire:hover {
    background: #2a9a8d;
    border-color: #2a9a8d;
    color: var(--empire-white);
}

.btn-empire:active {
    background: #248a7e;
    border-color: #248a7e;
}

.btn-primary {
    background: var(--empire-keppel);
    border-color: var(--empire-keppel);
    color: var(--empire-white);
}

.btn-primary:hover {
    background: #2a9a8d;
    border-color: #2a9a8d;
    color: var(--empire-white);
}

.btn-secondary {
    background: var(--empire-gray-600);
    border-color: var(--empire-gray-600);
    color: var(--empire-white);
}

.btn-secondary:hover {
    background: var(--empire-gray-700);
    border-color: var(--empire-gray-700);
    color: var(--empire-white);
}

.btn-success {
    background: var(--empire-keppel);
    border-color: var(--empire-keppel);
    color: var(--empire-white);
}

.btn-success:hover {
    background: #2a9a8d;
    color: var(--empire-white);
}

.btn-danger {
    background: var(--empire-poppy);
    border-color: var(--empire-poppy);
    color: var(--empire-white);
}

.btn-danger:hover {
    background: #c23038;
    border-color: #c23038;
    color: var(--empire-white);
}

.btn-outline-empire {
    background: transparent;
    border: 1px solid var(--empire-black);
    color: var(--empire-black);
}

.btn-outline-empire:hover {
    background: var(--empire-black);
    color: var(--empire-white);
}

.btn-outline-secondary {
    background: transparent;
    border: 1px solid var(--empire-gray-400);
    color: var(--empire-gray-600);
}

.btn-outline-secondary:hover {
    background: var(--empire-whitesmoke);
    border-color: var(--empire-gray-500);
    color: var(--empire-black);
}

/* ==========================================
   NAVBAR STYLES
   ========================================== */
.empire-navbar {
    background: var(--empire-white);
    box-shadow: var(--empire-shadow);
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--empire-gray-200);
}

.empire-navbar .container {
    padding-top: 12px;
    padding-bottom: 12px;
}

.empire-navbar .navbar-brand {
    font-weight: 700;
    color: var(--empire-black);
    font-size: 1.125rem;
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: var(--empire-transition);
    letter-spacing: -0.01em;
}

.empire-navbar .navbar-brand:hover {
    color: var(--empire-keppel);
}

.empire-navbar .navbar-brand svg,
.empire-navbar .navbar-brand img {
    height: 40px;
    width: auto;
}

.empire-navbar .nav-link {
    color: var(--empire-gray-700);
    font-weight: 500;
    padding: 10px 14px;
    border-radius: var(--empire-radius);
    transition: var(--empire-transition);
    margin: 0 2px;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
}

.empire-navbar .nav-link svg {
    stroke: currentColor;
    stroke-width: 1px;
}

.empire-navbar .nav-link:hover {
    color: var(--empire-black);
    background: var(--empire-whitesmoke);
}

.empire-navbar .nav-link.active {
    color: var(--empire-white);
    background: var(--empire-black);
}

.btn-logout {
    background: transparent;
    border: 1px solid var(--empire-poppy);
    color: var(--empire-poppy);
    padding: 8px 16px;
    border-radius: var(--empire-radius);
    font-weight: 500;
    font-size: 0.8125rem;
    transition: var(--empire-transition);
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

.btn-logout:hover {
    background: var(--empire-poppy);
    color: var(--empire-white);
}

/* ==========================================
   CARD STYLES
   ========================================== */
.empire-card {
    background: var(--empire-white);
    border-radius: var(--empire-radius-lg);
    box-shadow: var(--empire-shadow);
    padding: 24px;
    margin-bottom: 24px;
    border: 1px solid var(--empire-gray-200);
}

.empire-card-header {
    border-bottom: 1px solid var(--empire-gray-200);
    padding-bottom: 16px;
    margin-bottom: 20px;
}

.empire-card-header h2 {
    color: var(--empire-black);
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0;
}

/* ==========================================
   TABLE STYLES
   ========================================== */
.empire-table {
    background: var(--empire-white);
    border-radius: var(--empire-radius-lg);
    overflow: hidden;
    box-shadow: var(--empire-shadow);
    border: 1px solid var(--empire-gray-200);
}

.empire-table thead {
    background: var(--empire-black);
    color: var(--empire-white);
}

.empire-table thead th {
    font-weight: 600;
    padding: 14px 20px;
    border: none;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.empire-table tbody td {
    padding: 14px 20px;
    vertical-align: middle;
    border-bottom: 1px solid var(--empire-gray-200);
    font-size: 0.875rem;
    color: var(--empire-gray-700);
}

.empire-table tbody tr {
    transition: var(--empire-transition-fast);
}

.empire-table tbody tr:hover {
    background: var(--empire-keppel-05);
}

.empire-table tbody tr:last-child td {
    border-bottom: none;
}

/* Action Buttons in Tables */
.btn-action {
    padding: 6px 12px;
    font-size: 0.75rem;
    border-radius: var(--empire-radius-sm);
    margin: 0 2px;
    font-weight: 500;
}

.btn-edit {
    background: var(--empire-keppel);
    color: var(--empire-white);
    border: none;
}

.btn-edit:hover {
    background: #2a9a8d;
    color: var(--empire-white);
}

.btn-delete {
    background: var(--empire-poppy);
    color: var(--empire-white);
    border: none;
}

.btn-delete:hover {
    background: #c23038;
    color: var(--empire-white);
}

.btn-view {
    background: var(--empire-gray-600);
    color: var(--empire-white);
    border: none;
}

.btn-view:hover {
    background: var(--empire-gray-700);
    color: var(--empire-white);
}

/* ==========================================
   PAGINATION
   ========================================== */
.empire-pagination .page-link {
    border: 1px solid var(--empire-gray-300);
    color: var(--empire-black);
    font-weight: 500;
    padding: 8px 14px;
    border-radius: var(--empire-radius-sm);
    margin: 0 3px;
    transition: var(--empire-transition);
    background: var(--empire-white);
}

.empire-pagination .page-link:hover {
    background: var(--empire-whitesmoke);
    color: var(--empire-black);
    border-color: var(--empire-gray-400);
}

.empire-pagination .page-item.active .page-link {
    background: var(--empire-black);
    border-color: var(--empire-black);
    color: var(--empire-white);
}

.empire-pagination .page-item.disabled .page-link {
    color: var(--empire-gray-400);
    background: var(--empire-gray-100);
    border-color: var(--empire-gray-200);
}

/* ==========================================
   MODAL STYLES
   ========================================== */
.modal-content {
    border-radius: var(--empire-radius-lg);
    border: 1px solid var(--empire-gray-200);
    box-shadow: var(--empire-shadow-xl);
    overflow: hidden;
}

.modal-header {
    background: var(--empire-black);
    color: var(--empire-white);
    padding: 18px 24px;
    border: none;
}

.modal-header .modal-title {
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
    opacity: 0.7;
}

.modal-header .btn-close:hover {
    opacity: 1;
}

.modal-body {
    padding: 24px;
    color: var(--empire-gray-700);
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--empire-gray-200);
    background: var(--empire-whitesmoke);
}

/* Danger Modal Header - Urgency only */
.modal-header.bg-danger {
    background: var(--empire-poppy) !important;
}

/* ==========================================
   TOAST STYLES
   ========================================== */
.toast {
    border-radius: var(--empire-radius-md);
    border: 1px solid var(--empire-gray-200);
    box-shadow: var(--empire-shadow-lg);
}

.toast-body {
    padding: 14px 18px;
    font-weight: 500;
    font-size: 0.875rem;
}

/* ==========================================
   ALERT STYLES
   ========================================== */
.alert {
    border: none;
    border-radius: var(--empire-radius-md);
    padding: 14px 18px;
    font-weight: 500;
    font-size: 0.875rem;
}

.alert-warning {
    background: #FFF8E6;
    color: #8B6914;
    border-left: 3px solid #D4A017;
}

.alert-info {
    background: var(--empire-keppel-05);
    color: var(--empire-black);
    border-left: 3px solid var(--empire-keppel);
}

.alert-success {
    background: var(--empire-keppel-05);
    color: #1a6b60;
    border-left: 3px solid var(--empire-keppel);
}

.alert-danger {
    background: rgba(217, 61, 70, 0.08);
    color: #9a2b31;
    border-left: 3px solid var(--empire-poppy);
}

/* ==========================================
   PAGE HEADER
   ========================================== */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding: 20px 0;
}

.page-header h1 {
    color: var(--empire-black);
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
    letter-spacing: -0.02em;
}

.page-header h1 svg {
    color: var(--empire-keppel);
}

/* ==========================================
   FILTER SECTION
   ========================================== */
.filter-section {
    background: var(--empire-white);
    border-radius: var(--empire-radius-lg);
    padding: 20px;
    margin-bottom: 24px;
    box-shadow: var(--empire-shadow);
    border: 1px solid var(--empire-gray-200);
}

/* ==========================================
   LOADING SPINNER
   ========================================== */
.empire-spinner {
    color: var(--empire-keppel);
}

/* ==========================================
   BADGES
   ========================================== */
.role-badge,
.status-badge {
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.role-admin {
    background: var(--empire-keppel-20);
    color: #1a6b60;
}

.role-user {
    background: var(--empire-gray-200);
    color: var(--empire-gray-600);
}

.status-published {
    background: var(--empire-keppel-20);
    color: #1a6b60;
}

.status-draft {
    background: #FFF3E0;
    color: #8B6914;
}

/* Password Section in Forms */
.password-section {
    background: var(--empire-keppel-05);
    border: 1px solid var(--empire-keppel-40);
    border-radius: var(--empire-radius-md);
    padding: 20px;
    margin-top: 20px;
}

.password-section-title {
    font-weight: 600;
    color: var(--empire-black);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
}

.password-section-title svg {
    color: var(--empire-keppel);
}

/* ==========================================
   UTILITY CLASSES
   ========================================== */
.text-empire {
    color: var(--empire-keppel) !important;
}

.text-empire-dark {
    color: var(--empire-black) !important;
}

.bg-empire {
    background: var(--empire-black) !important;
}

.bg-empire-light {
    background: var(--empire-keppel-05) !important;
}

.bg-empire-accent {
    background: var(--empire-keppel) !important;
}

/* ==========================================
   CONTENT CONTAINER
   ========================================== */
.main-content {
    padding: 24px 0 48px;
}

/* ==========================================
   EMPTY STATES
   ========================================== */
.empty-state {
    text-align: center;
    padding: 48px 20px;
    background: var(--empire-white);
    border-radius: var(--empire-radius-lg);
    box-shadow: var(--empire-shadow);
    border: 1px solid var(--empire-gray-200);
}

.empty-state svg {
    color: var(--empire-gray-400);
    margin-bottom: 16px;
}

.empty-state h5 {
    color: var(--empire-gray-600);
    margin-bottom: 8px;
    font-weight: 600;
}

.empty-state p {
    color: var(--empire-gray-500);
    font-size: 0.875rem;
}

/* ==========================================
   IMAGE PREVIEW
   ========================================== */
.image-preview {
    max-width: 200px;
    max-height: 150px;
    border-radius: var(--empire-radius);
    margin-top: 10px;
    display: none;
    border: 1px solid var(--empire-gray-200);
}

/* Blog Thumbnail */
.blog-thumb {
    width: 56px;
    height: 56px;
    object-fit: cover;
    border-radius: var(--empire-radius);
    border: 1px solid var(--empire-gray-200);
}

.blog-thumb-placeholder {
    width: 56px;
    height: 56px;
    border-radius: var(--empire-radius);
    background: var(--empire-whitesmoke);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--empire-gray-400);
    border: 1px solid var(--empire-gray-200);
}

/* ==========================================
   RESPONSIVE STYLES
   ========================================== */
@media (max-width: 992px) {
    .empire-navbar .navbar-nav {
        padding-top: 16px;
        padding-bottom: 16px;
    }

    .empire-navbar .nav-link {
        padding: 12px 16px;
        margin: 4px 0;
    }

    .btn-logout {
        margin-top: 16px;
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .login-card {
        padding: 32px 24px;
        margin: 16px;
    }

    .page-header {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .page-header h1 {
        font-size: 1.25rem;
    }

    .form-card {
        padding: 20px;
    }

    .form-section {
        padding: 16px;
    }

    .empire-table thead th,
    .empire-table tbody td {
        padding: 12px 14px;
    }

    .btn {
        padding: 10px 18px;
    }

    .modal-body {
        padding: 20px;
    }
}

@media (max-width: 576px) {
    .main-content {
        padding: 16px 0 32px;
    }

    .empire-table {
        font-size: 0.8125rem;
    }

    .btn-action {
        padding: 4px 8px;
        font-size: 0.6875rem;
    }
}

/* ==========================================
   ANIMATIONS (Subtle, minimal)
   ========================================== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.2s ease;
}

/* ==========================================
   TINYMCE EDITOR STYLING
   ========================================== */
.tox-tinymce {
    border-radius: var(--empire-radius) !important;
    border: 1px solid var(--empire-gray-300) !important;
}

.tox-tinymce:focus-within {
    border-color: var(--empire-keppel) !important;
    box-shadow: 0 0 0 3px var(--empire-keppel-20) !important;
}

/* ==========================================
   GOOGLE LOGIN BUTTON
   ========================================== */
.btn-google {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ffffff;
    color: #757575;
    border: 1px solid #dadce0;
    padding: 12px 20px;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--empire-radius);
    transition: var(--empire-transition);
    text-decoration: none;
}

.btn-google:hover {
    background: #f8f9fa;
    border-color: #dadce0;
    color: #757575;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.btn-google:active {
    background: #f1f3f4;
}

.btn-google svg {
    flex-shrink: 0;
}

/* Divider with "or" text */
.divider {
    display: flex;
    align-items: center;
    text-align: center;
    color: var(--empire-gray-500);
    font-size: 0.8125rem;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--empire-gray-300);
}

.divider span {
    padding: 0 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}