/* ===== ADMIN STYLES ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #00fde4;
    --primary-dark: #00d4c0;
    --dark: #1a1a2e;
    --darker: #0f0f1a;
    --text: #333;
    --white: #fff;
    --gray: #f5f5f5;
    --border: #e0e0e0;
    --danger: #e74c3c;
    --success: #27ae60;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    color: var(--text);
    background: var(--gray);
}

/* ===== LOGIN ===== */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--dark);
}

.login-box {
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-box h1 {
    color: var(--dark);
    margin-bottom: 5px;
}

.login-box p {
    color: #999;
    margin-bottom: 30px;
}

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

.sidebar {
    width: 240px;
    background: var(--darker);
    color: var(--white);
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    overflow-y: auto;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-header h2 {
    font-size: 1.1rem;
    color: var(--primary);
}

.sidebar-nav {
    padding: 10px;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 15px;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    background: rgba(255,255,255,0.1);
    color: var(--white);
}

.sidebar-nav a.active {
    background: rgba(0,253,228,0.15);
    color: var(--primary);
}

.sidebar-nav hr {
    border: none;
    border-top: 1px solid rgba(255,255,255,0.1);
    margin: 10px 0;
}

.admin-main {
    flex: 1;
    margin-left: 240px;
    padding: 30px;
}

/* ===== COMPONENTS ===== */
h1 {
    font-size: 1.5rem;
    margin-bottom: 25px;
    color: var(--dark);
}

.card {
    background: var(--white);
    border-radius: 10px;
    padding: 25px;
    margin-bottom: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.card h3 {
    margin-bottom: 20px;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-new {
    border: 2px dashed var(--border);
    background: var(--gray);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.card-header h3 {
    margin-bottom: 0;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 15px;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 5px;
    font-size: 0.85rem;
    color: #666;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group-small {
    max-width: 200px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--primary);
    color: var(--dark);
}

.btn-primary:hover {
    background: var(--primary-dark);
}

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

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

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-group {
    display: flex;
    gap: 10px;
}

.inline-form {
    display: inline;
    position: relative;
    top: -15px;
    float: right;
    margin-right: 10px;
}

.toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    cursor: pointer;
}

.alert {
    padding: 12px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-weight: 500;
}

.alert-success {
    background: #d4edda;
    color: #155724;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
}

/* ===== IMAGE UPLOAD & ICON PREVIEW ===== */
.image-preview {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
    padding: 8px;
    background: var(--gray);
    border: 1px solid var(--border);
    border-radius: 6px;
}

.image-preview img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: 4px;
    border: 1px solid var(--border);
}

.image-preview .image-filename {
    font-size: 0.8rem;
    color: #888;
    word-break: break-all;
}

.file-input {
    display: block;
    width: 100%;
    padding: 8px;
    font-size: 13px;
    border: 1px dashed var(--border);
    border-radius: 6px;
    background: var(--gray);
    cursor: pointer;
    transition: border-color 0.2s;
}

.file-input:hover {
    border-color: var(--primary-dark);
}

.input-with-preview {
    display: flex;
    align-items: center;
    gap: 10px;
}

.input-with-preview input {
    flex: 1;
}

.icon-preview {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--gray);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 1.1rem;
    color: var(--dark);
}

.hint-link {
    font-weight: 400;
    font-size: 0.75rem;
    color: var(--primary-dark);
    text-decoration: none;
    margin-left: 6px;
}

.hint-link:hover {
    text-decoration: underline;
}

.field-hint {
    display: block;
    margin-top: 4px;
    font-size: 0.75rem;
    color: #999;
}

.field-hint code {
    background: #eee;
    padding: 1px 5px;
    border-radius: 3px;
    font-size: 0.75rem;
}

.form-row-3 {
    grid-template-columns: 1fr 1fr auto;
}

/* ===== IMAGE GALLERY PICKER ===== */
.image-gallery {
    margin-bottom: 10px;
}

.gallery-grid {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.gallery-item {
    width: 72px;
    cursor: pointer;
    border: 2px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
    transition: border-color 0.15s, box-shadow 0.15s;
    background: var(--white);
}

.gallery-item:hover {
    border-color: var(--primary-dark);
}

.gallery-item.selected {
    border-color: var(--primary-dark);
    box-shadow: 0 0 0 2px var(--primary);
}

.gallery-item img {
    width: 100%;
    height: 52px;
    object-fit: cover;
    display: block;
}

.gallery-item span {
    display: block;
    font-size: 0.6rem;
    color: #888;
    padding: 2px 4px;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .sidebar {
        width: 60px;
    }

    .sidebar-header h2,
    .sidebar-nav a span {
        display: none;
    }

    .sidebar-nav a {
        justify-content: center;
        padding: 12px;
    }

    .admin-main {
        margin-left: 60px;
        padding: 15px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}