/**
 * IWM Add Task - Styles
 * Mobile-first responsive design with modern UI
 */

/* ========================================
   VARIABLES & BASE STYLES
   ======================================== */

:root {
    --iwm-primary: #2563eb;
    --iwm-primary-hover: #1d4ed8;
    --iwm-success: #10b981;
    --iwm-error: #ef4444;
    --iwm-warning: #f59e0b;
    --iwm-danger: #dc2626;
    --iwm-gray-50: #f9fafb;
    --iwm-gray-100: #f3f4f6;
    --iwm-gray-200: #e5e7eb;
    --iwm-gray-300: #d1d5db;
    --iwm-gray-400: #9ca3af;
    --iwm-gray-500: #6b7280;
    --iwm-gray-600: #4b5563;
    --iwm-gray-700: #374151;
    --iwm-gray-800: #1f2937;
    --iwm-gray-900: #111827;
    --iwm-border-radius: 8px;
    --iwm-border-radius-sm: 4px;
    --iwm-shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --iwm-shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
    --iwm-shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
    --iwm-transition: all 0.2s ease-in-out;
}

/* ========================================
   FRONTEND CONTAINER
   ======================================== */

.iwm-add-task-container {
    max-width: 100%;
    margin: 0 auto;
    padding: 16px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

@media (min-width: 768px) {
    .iwm-add-task-container {
        max-width: 720px;
        padding: 24px;
    }
}

@media (min-width: 1024px) {
    .iwm-add-task-container {
        max-width: 960px;
    }
}

/* ========================================
   FORM WRAPPER
   ======================================== */

.iwm-task-form-wrapper {
    background: #ffffff;
    border-radius: var(--iwm-border-radius);
    box-shadow: var(--iwm-shadow);
    padding: 20px;
    margin-bottom: 24px;
}

@media (min-width: 768px) {
    .iwm-task-form-wrapper {
        padding: 32px;
    }
}

.iwm-form-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--iwm-gray-900);
    margin: 0 0 24px 0;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--iwm-gray-200);
}

/* ========================================
   FORM FIELDS
   ======================================== */

.iwm-form-group {
    margin-bottom: 20px;
}

.iwm-form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--iwm-gray-700);
    margin-bottom: 8px;
}

.iwm-required {
    color: var(--iwm-error);
    margin-left: 4px;
}

.iwm-form-input,
.iwm-textarea,
.iwm-select {
    width: 100%;
    padding: 12px 16px;
    font-size: 16px;
    line-height: 1.5;
    color: var(--iwm-gray-900);
    background-color: #ffffff;
    border: 2px solid var(--iwm-gray-300);
    border-radius: var(--iwm-border-radius);
    transition: var(--iwm-transition);
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.iwm-form-input:focus,
.iwm-textarea:focus,
.iwm-select:focus {
    outline: none;
    border-color: var(--iwm-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.iwm-form-input:read-only {
    background-color: var(--iwm-gray-100);
    cursor: not-allowed;
}

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

/* Larger touch targets on mobile */
@media (max-width: 767px) {
    .iwm-form-input,
    .iwm-textarea,
    .iwm-select {
        min-height: 48px;
        font-size: 16px;
    }
}

/* ========================================
   BUTTONS
   ======================================== */

.iwm-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.5;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--iwm-border-radius);
    cursor: pointer;
    transition: var(--iwm-transition);
    min-height: 48px;
}

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

.iwm-btn-primary {
    background-color: var(--iwm-primary);
    color: #ffffff;
}

.iwm-btn-primary:hover:not(:disabled) {
    background-color: var(--iwm-primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--iwm-shadow-md);
}

.iwm-btn-secondary {
    background-color: var(--iwm-gray-100);
    color: var(--iwm-gray-700);
}

.iwm-btn-secondary:hover:not(:disabled) {
    background-color: var(--iwm-gray-200);
}

.iwm-btn-danger {
    background-color: var(--iwm-danger);
    color: #ffffff;
}

.iwm-btn-danger:hover:not(:disabled) {
    background-color: #b91c1c;
}

.iwm-btn-icon {
    display: inline-flex;
}

/* ========================================
   FORM ACTIONS
   ======================================== */

.iwm-form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--iwm-gray-200);
}

.iwm-form-actions .iwm-btn {
    flex: 1;
    min-width: 140px;
}

@media (max-width: 767px) {
    .iwm-form-actions {
        flex-direction: column;
    }
    
    .iwm-form-actions .iwm-btn {
        width: 100%;
    }
}

/* ========================================
   MY TASKS SECTION
   ======================================== */

.iwm-my-tasks-section {
    margin-top: 32px;
}

.iwm-section-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--iwm-gray-900);
    margin: 0 0 16px 0;
}

.iwm-tasks-list {
    display: grid;
    gap: 16px;
}

.iwm-task-card {
    background: #ffffff;
    border: 1px solid var(--iwm-gray-200);
    border-radius: var(--iwm-border-radius);
    padding: 16px;
    box-shadow: var(--iwm-shadow);
    transition: var(--iwm-transition);
}

.iwm-task-card:hover {
    box-shadow: var(--iwm-shadow-md);
    transform: translateY(-2px);
}

.iwm-task-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--iwm-gray-200);
}

.iwm-task-meta {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.iwm-task-date,
.iwm-task-time {
    font-size: 14px;
    color: var(--iwm-gray-600);
}

.iwm-task-date::before {
    content: "📅 ";
}

.iwm-task-time::before {
    content: "🕐 ";
}

.iwm-task-status {
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 12px;
    background-color: var(--iwm-gray-100);
    color: var(--iwm-gray-700);
}

.iwm-status-pending {
    background-color: #fef3c7;
    color: #92400e;
}

.iwm-status-completed {
    background-color: #d1fae5;
    color: #065f46;
}

.iwm-status-in-progress {
    background-color: #dbeafe;
    color: #1e40af;
}

/* ========================================
   TASK FIELDS
   ======================================== */

.iwm-task-fields {
    display: grid;
    gap: 12px;
}

.iwm-task-field {
    padding: 12px;
    background-color: var(--iwm-gray-50);
    border-radius: var(--iwm-border-radius-sm);
    transition: var(--iwm-transition);
}

.iwm-field-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.iwm-field-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--iwm-gray-600);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.iwm-field-value {
    font-size: 15px;
    color: var(--iwm-gray-900);
    word-wrap: break-word;
}

.iwm-delete-field-icon {
    padding: 6px;
    background: transparent;
    border: none;
    color: var(--iwm-gray-400);
    cursor: pointer;
    border-radius: var(--iwm-border-radius-sm);
    transition: var(--iwm-transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.iwm-delete-field-icon:hover {
    background-color: #fee2e2;
    color: var(--iwm-danger);
    transform: scale(1.1);
}

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

#iwm-toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 90%;
}

@media (min-width: 768px) {
    #iwm-toast-container {
        max-width: 400px;
    }
}

.iwm-toast {
    padding: 16px 20px;
    border-radius: var(--iwm-border-radius);
    box-shadow: var(--iwm-shadow-lg);
    font-size: 14px;
    font-weight: 500;
    color: #ffffff;
    animation: iwmSlideIn 0.3s ease-out;
}

@keyframes iwmSlideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.iwm-toast-success {
    background-color: var(--iwm-success);
}

.iwm-toast-error {
    background-color: var(--iwm-error);
}

.iwm-toast-info {
    background-color: var(--iwm-primary);
}

/* ========================================
   UNDO TOAST
   ======================================== */

.iwm-undo-toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10000;
    background-color: var(--iwm-gray-800);
    color: #ffffff;
    padding: 12px 20px;
    border-radius: var(--iwm-border-radius);
    box-shadow: var(--iwm-shadow-lg);
    display: flex;
    align-items: center;
    gap: 16px;
}

.iwm-undo-message {
    font-size: 14px;
}

.iwm-undo-btn {
    background-color: var(--iwm-primary);
    color: #ffffff;
    border: none;
    padding: 6px 16px;
    border-radius: var(--iwm-border-radius-sm);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--iwm-transition);
}

.iwm-undo-btn:hover {
    background-color: var(--iwm-primary-hover);
}

/* ========================================
   MODALS
   ======================================== */

.iwm-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.iwm-modal-content {
    background: #ffffff;
    border-radius: var(--iwm-border-radius);
    box-shadow: var(--iwm-shadow-lg);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    padding: 24px;
    position: relative;
    animation: iwmFadeIn 0.2s ease-out;
}

@keyframes iwmFadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.iwm-modal-large {
    max-width: 800px;
}

.iwm-modal-small {
    max-width: 400px;
}

.iwm-modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    font-size: 28px;
    font-weight: 300;
    color: var(--iwm-gray-400);
    cursor: pointer;
    background: none;
    border: none;
    line-height: 1;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--iwm-transition);
}

.iwm-modal-close:hover {
    background-color: var(--iwm-gray-100);
    color: var(--iwm-gray-700);
}

.iwm-modal h2,
.iwm-modal h3 {
    margin-top: 0;
    color: var(--iwm-gray-900);
}

.iwm-modal-actions {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.iwm-modal-actions .iwm-btn {
    flex: 1;
}

/* ========================================
   LOADING & EMPTY STATES
   ======================================== */

.iwm-loading,
.iwm-no-tasks,
.iwm-error {
    padding: 40px 20px;
    text-align: center;
    color: var(--iwm-gray-500);
    font-size: 16px;
}

.iwm-error {
    color: var(--iwm-error);
}

.iwm-load-more-wrapper {
    text-align: center;
    margin-top: 20px;
}

/* ========================================
   ADMIN STYLES
   ======================================== */

.iwm-admin-wrap {
    background: #ffffff;
    margin: 20px 20px 20px 0;
    padding: 24px;
    border-radius: var(--iwm-border-radius);
    box-shadow: var(--iwm-shadow);
}

.iwm-admin-card {
    background: var(--iwm-gray-50);
    padding: 20px;
    border-radius: var(--iwm-border-radius);
    margin-bottom: 20px;
    border: 1px solid var(--iwm-gray-200);
}

.iwm-shortcode-box {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: #ffffff;
    border: 2px dashed var(--iwm-gray-300);
    border-radius: var(--iwm-border-radius);
    margin-top: 12px;
}

.iwm-shortcode-box code {
    flex: 1;
    font-size: 16px;
    color: var(--iwm-primary);
    font-weight: 600;
}

.iwm-copy-shortcode {
    background-color: var(--iwm-primary);
    color: #ffffff;
    border: none;
    padding: 6px 16px;
    border-radius: var(--iwm-border-radius-sm);
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: var(--iwm-transition);
}

.iwm-copy-shortcode:hover {
    background-color: var(--iwm-primary-hover);
}

.iwm-admin-actions {
    margin-bottom: 20px;
}

.iwm-fields-list {
    background: #ffffff;
}

.iwm-sort-handle {
    cursor: move;
    color: var(--iwm-gray-400);
}

.iwm-sort-handle:hover {
    color: var(--iwm-gray-600);
}

.iwm-badge {
    display: inline-block;
    padding: 4px 8px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 4px;
    background-color: var(--iwm-gray-200);
    color: var(--iwm-gray-700);
}

.iwm-badge-core {
    background-color: #dbeafe;
    color: #1e40af;
}

.iwm-badge-active {
    background-color: #d1fae5;
    color: #065f46;
}

.iwm-badge-inactive {
    background-color: #fee2e2;
    color: #991b1b;
}

.iwm-deleted-row {
    opacity: 0.5;
    text-decoration: line-through;
}

.iwm-history-list {
    display: grid;
    gap: 20px;
}

.iwm-history-field-group h4 {
    margin-top: 0;
    margin-bottom: 12px;
    color: var(--iwm-gray-800);
}

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

@media (max-width: 767px) {
    .wp-list-table {
        font-size: 13px;
    }
    
    .wp-list-table th,
    .wp-list-table td {
        padding: 8px 4px;
    }
    
    .button.button-small {
        font-size: 11px;
        padding: 4px 8px;
    }
}

/* ========================================
   ACCESSIBILITY
   ======================================== */

.iwm-btn:focus,
.iwm-form-input:focus,
.iwm-textarea:focus,
.iwm-select:focus {
    outline: 2px solid var(--iwm-primary);
    outline-offset: 2px;
}

/* Screen reader only */
.iwm-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ========================================
   ANIMATIONS
   ======================================== */

@keyframes iwmPulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.iwm-loading {
    animation: iwmPulse 1.5s ease-in-out infinite;
}