/**
 * IntelliRealty Global Component Library
 * Version: 1.0.0
 *
 * This file contains all shared UI components used across modules.
 * DO NOT duplicate these styles in module-specific CSS files.
 */

/* ============================================
   CSS VARIABLES - Design System
   ============================================ */
:root {
    /* Primary Colors */
    --ir-primary: #0666E6;
    --ir-primary-hover: #0558C7;
    --ir-primary-active: #044AA8;
    --ir-primary-light: rgba(6, 102, 230, 0.1);

    /* Semantic Colors */
    --ir-success: #28A745;
    --ir-success-light: rgba(40, 167, 69, 0.1);
    --ir-danger: #DC3545;
    --ir-danger-light: rgba(220, 53, 69, 0.1);
    --ir-warning: #FFC107;
    --ir-warning-light: rgba(255, 193, 7, 0.1);
    --ir-info: #17A2B8;
    --ir-info-light: rgba(23, 162, 184, 0.1);

    /* Gray Scale */
    --ir-gray-50: #F8F9FA;
    --ir-gray-100: #F5F5F5;
    --ir-gray-200: #E9ECEF;
    --ir-gray-300: #DEE2E6;
    --ir-gray-400: #CED4DA;
    --ir-gray-500: #8B9298;
    --ir-gray-600: #6C757D;
    --ir-gray-700: #495057;
    --ir-gray-800: #333333;
    --ir-gray-900: #212529;

    /* Spacing Scale (8px base) */
    --ir-space-1: 4px;
    --ir-space-2: 8px;
    --ir-space-3: 16px;
    --ir-space-4: 24px;
    --ir-space-5: 32px;
    --ir-space-6: 48px;
    --ir-space-7: 64px;
    --ir-space-8: 80px;

    /* Typography - Inherit from website theme */
    --ir-font-family: inherit;
    --ir-font-weight-normal: 400;
    --ir-font-weight-medium: 500;
    --ir-font-weight-semibold: 600;
    --ir-font-weight-bold: 700;

    /* Border Radius */
    --ir-radius-sm: 6px;
    --ir-radius-md: 8px;
    --ir-radius-lg: 12px;
    --ir-radius-xl: 16px;
    --ir-radius-full: 9999px;

    /* Shadows */
    --ir-shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
    --ir-shadow-md: 0 2px 8px rgba(0, 0, 0, 0.1);
    --ir-shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.15);
    --ir-shadow-xl: 0 8px 24px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --ir-transition-base: all 0.3s ease;
    --ir-transition-fast: all 0.15s ease;

    /* Button Styles - Customizable per context */
    --ir-btn-padding-y: 18px;
    --ir-btn-padding-x: 32px;
    --ir-btn-font-size: 16px;
    --ir-btn-border-radius: 8px;
}

/* ============================================
   BUTTONS - Single Source of Truth
   ============================================ */

/* Base Button */
.ir-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: var(--ir-btn-padding-y) var(--ir-btn-padding-x);
    border: none;
    border-radius: var(--ir-btn-border-radius);
    font-size: var(--ir-btn-font-size);
    font-weight: var(--ir-font-weight-semibold);
    font-family: var(--ir-font-family);
    line-height: 1;
    text-align: center;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: var(--ir-transition-base);
    white-space: nowrap;
    user-select: none;
}

/* Primary Button */
.ir-btn-primary {
    background: linear-gradient(0deg, #0666E6 0%, #1259B7 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(6, 102, 230, 0.25);
}

.ir-btn-primary:hover {
    background: linear-gradient(0deg, #0555c9 0%, #104a9e 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(6, 102, 230, 0.4);
}

.ir-btn-primary:active {
    transform: translateY(0);
}

.ir-btn-primary:disabled,
.ir-btn-primary.disabled {
    background: var(--ir-gray-400);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
    opacity: 0.6;
}

/* Secondary Button */
.ir-btn-secondary {
    background: white;
    color: var(--ir-primary);
    border: 2px solid var(--ir-primary);
}

.ir-btn-secondary:hover {
    background: var(--ir-primary-light);
    border-color: var(--ir-primary-hover);
    color: var(--ir-primary-hover);
}

/* Success Button */
.ir-btn-success {
    background: var(--ir-success);
    color: white;
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.25);
}

.ir-btn-success:hover {
    background: #218838;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(40, 167, 69, 0.4);
}

/* Danger Button */
.ir-btn-danger {
    background: var(--ir-danger);
    color: white;
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.25);
}

.ir-btn-danger:hover {
    background: #c82333;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(220, 53, 69, 0.4);
}

/* Warning Button */
.ir-btn-warning {
    background: var(--ir-warning);
    color: #212529;
    box-shadow: 0 4px 12px rgba(255, 193, 7, 0.25);
}

.ir-btn-warning:hover {
    background: #e0a800;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 193, 7, 0.4);
}

/* Info Button */
.ir-btn-info {
    background: var(--ir-info);
    color: white;
    box-shadow: 0 4px 12px rgba(23, 162, 184, 0.25);
}

.ir-btn-info:hover {
    background: #138496;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(23, 162, 184, 0.4);
}

/* Button Sizes */
.ir-btn-sm {
    --ir-btn-padding-y: 10px;
    --ir-btn-padding-x: 20px;
    --ir-btn-font-size: 14px;
}

.ir-btn-lg {
    --ir-btn-padding-y: 20px;
    --ir-btn-padding-x: 40px;
    --ir-btn-font-size: 18px;
}

/* Block Button */
.ir-btn-block {
    display: flex;
    width: 100%;
}

/* Button Groups */
.ir-btn-group {
    display: inline-flex;
    gap: var(--ir-space-2);
}

/* ============================================
   FORM INPUTS - Single Source of Truth
   ============================================ */

.ir-input,
.ir-select,
.ir-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--ir-gray-300);
    border-radius: var(--ir-radius-md);
    font-size: 15px;
    font-family: var(--ir-font-family);
    color: var(--ir-gray-900);
    background: white;
    transition: var(--ir-transition-base);
}

.ir-input:focus,
.ir-select:focus,
.ir-textarea:focus {
    outline: none;
    border-color: var(--ir-primary);
    box-shadow: 0 0 0 3px var(--ir-primary-light);
}

.ir-input:disabled,
.ir-select:disabled,
.ir-textarea:disabled {
    background: var(--ir-gray-100);
    cursor: not-allowed;
    opacity: 0.6;
}

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

/* Select specific styling to match inputs */
select.ir-input,
.ir-select,
select.ir-select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M2.5 4.5L6 8l3.5-3.5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 12px;
    padding-right: 36px;
    cursor: pointer;
    min-height: 46px;
}

select.ir-input:focus,
.ir-select:focus,
select.ir-select:focus {
    outline: none;
    border-color: var(--ir-primary);
    box-shadow: 0 0 0 3px var(--ir-primary-light);
}

/* Mobile input optimization */
@media (max-width: 480px) {
    .ir-input,
    .ir-select,
    .ir-textarea {
        padding: 8px 10px;
        font-size: 13px;
    }

    .ir-textarea {
        min-height: 60px;
    }

    .ir-form-group {
        margin-bottom: 10px;
    }

    .ir-form-group label {
        font-size: 12px;
        margin-bottom: 2px;
    }
}

/* ============================================
   BADGES & PILLS
   ============================================ */

.ir-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: var(--ir-radius-full);
    font-size: 12px;
    font-weight: var(--ir-font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    line-height: 1;
}

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

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

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

.ir-badge-warning {
    background: var(--ir-warning);
    color: #212529;
}

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

/* ============================================
   CARDS
   ============================================ */

.ir-card {
    background: white;
    border-radius: var(--ir-radius-lg);
    box-shadow: var(--ir-shadow-md);
    padding: var(--ir-space-5);
}

.ir-card-header {
    margin-bottom: var(--ir-space-4);
    padding-bottom: var(--ir-space-3);
    border-bottom: 1px solid var(--ir-gray-200);
}

.ir-card-title {
    margin: 0;
    font-size: 20px;
    font-weight: var(--ir-font-weight-semibold);
    color: var(--ir-gray-900);
}

/* ============================================
   ALERTS & MESSAGES
   ============================================ */

.ir-alert {
    padding: 16px 20px;
    border-radius: var(--ir-radius-md);
    margin-bottom: var(--ir-space-4);
    font-size: 15px;
    line-height: 1.6;
}

.ir-alert-success {
    background: var(--ir-success-light);
    color: #155724;
    border: 2px solid var(--ir-success);
}

.ir-alert-danger {
    background: var(--ir-danger-light);
    color: #721c24;
    border: 2px solid var(--ir-danger);
}

.ir-alert-warning {
    background: var(--ir-warning-light);
    color: #856404;
    border: 2px solid var(--ir-warning);
}

.ir-alert-info {
    background: var(--ir-info-light);
    color: #0c5460;
    border: 2px solid var(--ir-info);
}

/* ============================================
   LOADING STATES
   ============================================ */

.ir-loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--ir-gray-300);
    border-top-color: var(--ir-primary);
    border-radius: 50%;
    animation: ir-spin 0.8s linear infinite;
}

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

/* ============================================
   UTILITY CLASSES
   ============================================ */

.ir-text-center { text-align: center; }
.ir-text-right { text-align: right; }
.ir-text-left { text-align: left; }

.ir-mt-0 { margin-top: 0; }
.ir-mt-1 { margin-top: var(--ir-space-1); }
.ir-mt-2 { margin-top: var(--ir-space-2); }
.ir-mt-3 { margin-top: var(--ir-space-3); }
.ir-mt-4 { margin-top: var(--ir-space-4); }
.ir-mt-5 { margin-top: var(--ir-space-5); }

.ir-mb-0 { margin-bottom: 0; }
.ir-mb-1 { margin-bottom: var(--ir-space-1); }
.ir-mb-2 { margin-bottom: var(--ir-space-2); }
.ir-mb-3 { margin-bottom: var(--ir-space-3); }
.ir-mb-4 { margin-bottom: var(--ir-space-4); }
.ir-mb-5 { margin-bottom: var(--ir-space-5); }

.ir-hidden { display: none !important; }
.ir-visible { display: block !important; }

/* ============================================
   MODAL SYSTEM
   ============================================ */

.ir-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000;
    display: none;
}

.ir-modal.show {
    display: block;
}

.ir-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ir-modal-content {
    position: relative;
    background: white;
    border-radius: var(--ir-radius-lg);
    box-shadow: var(--ir-shadow-xl);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    z-index: 100000; /* Must be above overlay */
}

.ir-modal-header {
    padding: var(--ir-space-5);
    border-bottom: 1px solid var(--ir-gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--ir-gray-50);
}

.ir-modal-header h3 {
    margin: 0;
    font-size: 20px;
    font-weight: var(--ir-font-weight-semibold);
    color: var(--ir-gray-900);
}

.ir-modal-close {
    background: none;
    border: none;
    font-size: 28px;
    color: var(--ir-gray-600);
    cursor: pointer;
    transition: color var(--ir-transition-fast);
    line-height: 1;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ir-modal-close:hover {
    color: var(--ir-danger);
}

.ir-modal-body {
    padding: var(--ir-space-5);
}

.ir-modal-actions {
    display: flex;
    gap: var(--ir-space-3);
    justify-content: flex-end;
    margin-top: var(--ir-space-5);
    padding-top: var(--ir-space-4);
    border-top: 1px solid var(--ir-gray-200);
}

/* Merge Modal (simple modal without header/body structure) */
.ir-merge-modal .ir-modal-content {
    padding: var(--ir-space-6);
    text-align: center;
}

.ir-merge-modal .ir-modal-content h3 {
    margin: 0 0 var(--ir-space-4);
    font-size: 20px;
    font-weight: var(--ir-font-weight-semibold);
    color: var(--ir-gray-900);
}

.ir-merge-modal .ir-modal-content p {
    margin: 0 0 var(--ir-space-5);
    color: var(--ir-gray-600);
    font-size: 15px;
    line-height: 1.6;
}

.ir-merge-modal .ir-modal-actions {
    justify-content: center;
    border-top: none;
    padding-top: 0;
    margin-top: var(--ir-space-4);
}

/* Mobile modal fixes */
@media (max-width: 768px) {
    .ir-modal-content {
        width: calc(100% - 32px);
        max-width: none;
        margin: 16px;
        max-height: calc(100vh - 32px);
    }

    .ir-merge-modal .ir-modal-content {
        padding: var(--ir-space-5);
    }

    .ir-merge-modal .ir-modal-actions {
        flex-direction: column;
    }

    .ir-merge-modal .ir-modal-actions .ir-btn {
        width: 100%;
    }

    .ir-modal-header {
        padding: var(--ir-space-4);
    }

    .ir-modal-body {
        padding: var(--ir-space-4);
    }

    .ir-modal-actions {
        flex-direction: column;
        padding: var(--ir-space-4);
    }

    .ir-modal-actions .ir-btn {
        width: 100%;
    }
}

/* ============================================
   FORM LAYOUTS
   ============================================ */

.ir-form-group {
    margin-bottom: var(--ir-space-4);
    display: flex;
    flex-direction: column;
}

.ir-form-group label {
    display: block;
    margin-bottom: var(--ir-space-2);
    font-weight: var(--ir-font-weight-medium);
    color: var(--ir-gray-700);
    font-size: 14px;
}

.ir-form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--ir-space-4);
    margin-bottom: var(--ir-space-4);
}

.ir-form-row-3col {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--ir-space-4);
    margin-bottom: var(--ir-space-4);
}

.ir-form-row-4col {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--ir-space-4);
    margin-bottom: var(--ir-space-4);
}

.ir-form-row-5col {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--ir-space-4);
    margin-bottom: var(--ir-space-4);
}

.ir-form-group.ir-full-width {
    grid-column: 1 / -1;
}

.ir-form-help {
    display: block;
    margin-top: var(--ir-space-1);
    font-size: 12px;
    color: var(--ir-gray-600);
    line-height: 1.4;
}

/* ============================================
   FORM VALIDATION
   ============================================ */

.ir-field-error {
    display: none;
    color: var(--ir-danger);
    font-size: 13px;
    margin-top: var(--ir-space-1);
    font-weight: var(--ir-font-weight-medium);
    animation: ir-field-error-slide 0.2s ease-out;
}

.ir-field-invalid .ir-field-error {
    display: block;
}

.ir-field-invalid .ir-input,
.ir-field-invalid .ir-select,
.ir-field-invalid .ir-textarea {
    border-color: var(--ir-danger);
}

.ir-field-valid .ir-input,
.ir-field-valid .ir-select,
.ir-field-valid .ir-textarea {
    border-color: var(--ir-success);
}

@keyframes ir-field-error-slide {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   CHECKBOX COMPONENTS
   ============================================ */

.ir-checkbox-group {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--ir-space-3);
    margin-bottom: var(--ir-space-4);
}

.ir-checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--ir-space-2);
    cursor: pointer;
    font-weight: normal;
}

.ir-checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
    cursor: pointer;
}

.ir-field-description {
    margin: var(--ir-space-2) 0 0 0;
    font-size: 13px;
    color: var(--ir-gray-600);
    line-height: 1.4;
}

.ir-checkbox-card {
    display: flex;
    align-items: center;
    padding: 14px 18px;
    border: 1px solid var(--ir-gray-300);
    border-radius: var(--ir-radius-md);
    cursor: pointer;
    transition: var(--ir-transition-base);
    background: white;
    box-shadow: var(--ir-shadow-sm);
}

.ir-checkbox-card:hover {
    border-color: var(--ir-primary);
    background: var(--ir-primary-light);
    transform: translateY(-1px);
}

.ir-checkbox-card input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-right: 12px;
    cursor: pointer;
    accent-color: var(--ir-primary);
}

.ir-checkbox-card:has(input[type="checkbox"]:checked) {
    border-color: var(--ir-primary);
    background: var(--ir-primary-light);
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */

.ir-toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    min-width: 300px;
    max-width: 400px;
    background: white;
    border-radius: var(--ir-radius-md);
    box-shadow: var(--ir-shadow-xl);
    z-index: 10000;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--ir-transition-base);
}

.ir-toast.show {
    opacity: 1;
    transform: translateY(0);
}

.ir-toast-content {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
}

.ir-toast-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 14px;
}

.ir-toast-success .ir-toast-icon {
    background: var(--ir-success-light);
    color: var(--ir-success);
}

.ir-toast-error .ir-toast-icon {
    background: var(--ir-danger-light);
    color: var(--ir-danger);
}

.ir-toast-message {
    flex: 1;
    font-size: 14px;
    color: var(--ir-gray-900);
    font-weight: var(--ir-font-weight-medium);
}

.ir-toast-close {
    flex-shrink: 0;
    background: none;
    border: none;
    width: 24px;
    height: 24px;
    font-size: 20px;
    color: var(--ir-gray-600);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--ir-radius-sm);
    transition: var(--ir-transition-fast);
}

.ir-toast-close:hover {
    background: var(--ir-gray-100);
}

/* ============================================
   NOTICE MESSAGES (WordPress-style)
   ============================================ */

.ir-notice {
    padding: 12px 16px;
    margin: var(--ir-space-3) 0;
    border-left: 4px solid;
    border-radius: var(--ir-radius-sm);
    font-size: 14px;
    line-height: 1.5;
}

.ir-notice-success {
    border-color: var(--ir-success);
    background: var(--ir-success-light);
    color: #155724;
}

.ir-notice-error {
    border-color: var(--ir-danger);
    background: var(--ir-danger-light);
    color: #721c24;
}

.ir-notice-warning {
    border-color: var(--ir-warning);
    background: var(--ir-warning-light);
    color: #856404;
}

.ir-notice-info {
    border-color: var(--ir-info);
    background: var(--ir-info-light);
    color: #0c5460;
}

/* ============================================
   SECTION HEADERS
   ============================================ */

.ir-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--ir-space-4);
    padding-bottom: var(--ir-space-3);
    border-bottom: 1px solid var(--ir-gray-200);
}

.ir-section-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: var(--ir-font-weight-semibold);
    color: var(--ir-gray-900);
}

.ir-section-action {
    color: var(--ir-primary);
    text-decoration: none;
    font-weight: var(--ir-font-weight-medium);
    transition: var(--ir-transition-fast);
}

.ir-section-action:hover {
    color: var(--ir-primary-hover);
}

/* ============================================
   EMPTY STATES
   ============================================ */

.ir-empty-state {
    text-align: center;
    padding: var(--ir-space-7);
    color: var(--ir-gray-600);
}

.ir-empty-state p {
    font-size: 16px;
    margin: var(--ir-space-2) 0 0 0;
}

/* ============================================
   TABS
   ============================================ */

.ir-tabs {
    display: flex;
    gap: var(--ir-space-2);
    border-bottom: 2px solid var(--ir-gray-200);
    margin-bottom: var(--ir-space-4);
}

.ir-tab-btn {
    padding: var(--ir-space-3) var(--ir-space-4);
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    color: var(--ir-gray-600);
    font-weight: var(--ir-font-weight-medium);
    cursor: pointer;
    transition: var(--ir-transition-fast);
}

.ir-tab-btn:hover {
    color: var(--ir-gray-900);
}

.ir-tab-btn.active {
    color: var(--ir-primary);
    border-bottom-color: var(--ir-primary);
}

.ir-tab-content {
    display: none;
}

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

/* ============================================
   FILTER FIELD OVERRIDES
   ============================================ */

#ir_location:focus {
    border-radius: 10px !important;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    :root {
        --ir-btn-padding-y: 14px;
        --ir-btn-padding-x: 24px;
        --ir-btn-font-size: 15px;
    }

    .ir-btn-block-mobile {
        display: flex;
        width: 100%;
    }
}