/**
 * ফিশ কেয়ার সিস্টেম - Components
 * Glassmorphism UI Components
 */

/* ১. Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-6);
    font-family: var(--font-primary);
    font-size: var(--text-base);
    font-weight: var(--weight-semibold);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--duration-fast) var(--easing-default);
    text-decoration: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Primary Button (Solid) */
.btn-primary {
    background: var(--color-primary-500);
    color: white;
    box-shadow: 0 4px 12px rgba(0, 188, 212, 0.3);
}

.btn-primary:hover:not(:disabled) {
    background: var(--color-primary-600);
    transform: scale(1.02);
    box-shadow: 0 6px 16px rgba(0, 188, 212, 0.4);
}

.btn-primary:active {
    background: var(--color-primary-700);
    transform: scale(0.98);
}

/* Glass Button */
.btn-glass {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1.5px solid rgba(255, 255, 255, 0.3);
    color: var(--color-neutral-900);
}

.btn-glass:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-glass:active {
    background: rgba(255, 255, 255, 0.3);
}

/* Success Button */
.btn-success {
    background: var(--color-success);
    color: white;
}

.btn-success:hover:not(:disabled) {
    background: var(--color-secondary-600);
    transform: scale(1.02);
}

/* Error/Danger Button */
.btn-danger {
    background: var(--color-error);
    color: white;
}

.btn-danger:hover:not(:disabled) {
    background: #D32F2F;
    transform: scale(1.02);
}

/* Button Sizes */
.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-small);
}

.btn-lg {
    padding: var(--space-6) var(--space-8);
    font-size: 18px;
}

.btn-block {
    width: 100%;
}

/* ২. Glass Cards */
.glass-card {
    background: var(--color-glass-white);
    backdrop-filter: blur(20px) saturate(150%);
    -webkit-backdrop-filter: blur(20px) saturate(150%);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-glass);
    transition: all var(--duration-normal) var(--easing-default);
}

.glass-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-glass-lg);
    border-color: rgba(255, 255, 255, 0.4);
}

.glass-card-sm {
    padding: var(--space-6);
    border-radius: var(--radius-lg);
}

.glass-card-lg {
    padding: var(--space-12);
    border-radius: var(--radius-2xl);
}

/* Data Card (for metrics) */
.data-card {
    text-align: center;
}

.data-card-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--space-4);
    color: var(--color-primary-500);
    filter: drop-shadow(0 0 8px rgba(0, 188, 212, 0.3));
}

.data-card-value {
    font-size: var(--text-data);
    font-weight: var(--weight-bold);
    color: var(--color-neutral-900);
    line-height: 1.2;
    margin-bottom: var(--space-2);
}

.data-card-label {
    font-size: var(--text-base);
    font-weight: var(--weight-medium);
    color: var(--color-neutral-600);
}

/* ৩. Forms */
.form-group {
    margin-bottom: var(--space-6);
}

.form-label {
    display: block;
    font-size: var(--text-base);
    font-weight: var(--weight-medium);
    color: var(--color-neutral-900);
    margin-bottom: var(--space-2);
}

.form-label.required::after {
    content: '*';
    color: var(--color-error);
    margin-left: 4px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--space-4);
    font-family: var(--font-primary);
    font-size: var(--text-base);
    color: var(--color-neutral-900);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    transition: all var(--duration-fast) var(--easing-default);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: rgba(31, 41, 55, 0.5);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border: 2px solid var(--color-primary-500);
    box-shadow: 0 0 0 4px rgba(0, 188, 212, 0.1);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
    border: 2px solid var(--color-error);
    box-shadow: 0 0 0 4px rgba(244, 67, 54, 0.1);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-help {
    display: block;
    margin-top: var(--space-2);
    font-size: var(--text-xs);
    color: var(--color-neutral-600);
}

.form-error {
    display: block;
    margin-top: var(--space-2);
    font-size: var(--text-small);
    color: var(--color-error);
}

/* Checkbox এবং Radio */
.form-checkbox,
.form-radio {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.form-checkbox input,
.form-radio input {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

/* ৪. Tables */
.table-container {
    background: var(--color-glass-white);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-glass);
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-base);
}

.data-table thead {
    background: rgba(0, 188, 212, 0.1);
}

.data-table th {
    padding: var(--space-3) var(--space-4);
    text-align: left;
    font-size: var(--text-small);
    font-weight: var(--weight-bold);
    color: var(--color-neutral-900);
    border-bottom: 2px solid rgba(0, 188, 212, 0.2);
}

.data-table td {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.data-table tbody tr {
    transition: background var(--duration-fast) var(--easing-default);
}

.data-table tbody tr:hover {
    background: rgba(0, 188, 212, 0.05);
}

.data-table tbody tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.05);
}

.data-table tbody tr:nth-child(even):hover {
    background: rgba(0, 188, 212, 0.08);
}

/* Table Actions */
.table-actions {
    display: flex;
    gap: var(--space-2);
}

.action-btn {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-small);
    border-radius: var(--radius-sm);
}

/* ৫. Badges */
.badge {
    display: inline-block;
    padding: 4px var(--space-3);
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    border-radius: var(--radius-full);
    text-transform: uppercase;
}

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

.badge-warning {
    background: var(--color-warning);
    color: white;
}

.badge-error {
    background: var(--color-error);
    color: white;
}

.badge-info {
    background: var(--color-info);
    color: white;
}

.badge-secondary {
    background: var(--color-neutral-200);
    color: var(--color-neutral-900);
}

/* ৬. Alerts */
.alert {
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.alert-success {
    background: rgba(76, 175, 80, 0.1);
    border: 1px solid var(--color-success);
    color: var(--color-success);
}

.alert-error {
    background: rgba(244, 67, 54, 0.1);
    border: 1px solid var(--color-error);
    color: var(--color-error);
}

.alert-warning {
    background: rgba(255, 152, 0, 0.1);
    border: 1px solid var(--color-warning);
    color: var(--color-warning);
}

.alert-info {
    background: rgba(33, 150, 243, 0.1);
    border: 1px solid var(--color-info);
    color: var(--color-info);
}

/* ৭. Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-normal) var(--easing-default);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--color-glass-white);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-float);
    transform: scale(0.9) translateY(20px);
    transition: all var(--duration-normal) var(--easing-smooth);
}

.modal-overlay.active .modal-content {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-6);
}

.modal-title {
    font-size: var(--text-md);
    font-weight: var(--weight-semibold);
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--color-neutral-600);
    padding: var(--space-2);
    line-height: 1;
    transition: color var(--duration-fast) var(--easing-default);
}

.modal-close:hover {
    color: var(--color-neutral-900);
}

/* ৮. Loading Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(0, 188, 212, 0.2);
    border-top-color: var(--color-primary-500);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 4000;
}

/* ৯. Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    margin-top: var(--space-8);
}

.page-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-md);
    color: var(--color-neutral-900);
    font-weight: var(--weight-medium);
    transition: all var(--duration-fast) var(--easing-default);
}

.page-num:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.05);
}

.page-num.active {
    background: var(--color-primary-500);
    color: white;
    border-color: var(--color-primary-500);
}

/* ১০. Grid System */
.grid {
    display: grid;
    gap: var(--space-6);
}

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

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* ১১. Tabs */
.tabs {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
    padding: var(--space-2);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
}

.tab-btn {
    flex: 1;
    padding: var(--space-3) var(--space-4);
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: var(--text-base);
    font-weight: var(--weight-medium);
    color: var(--color-neutral-600);
    cursor: pointer;
    transition: all var(--duration-fast) var(--easing-default);
}

.tab-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.tab-btn.active {
    background: var(--color-primary-500);
    color: white;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}