/**
 * LYV Messages Stylesheet
 * Styling for message threads and quick message widgets
 */

/* Variables - matches lyv-widgets.css */
:root {
    --lyv-msg-gray-50: #f9fafb;
    --lyv-msg-gray-100: #f3f4f6;
    --lyv-msg-gray-200: #e5e7eb;
    --lyv-msg-gray-300: #d1d5db;
    --lyv-msg-gray-400: #9ca3af;
    --lyv-msg-gray-500: #6b7280;
    --lyv-msg-gray-600: #4b5563;
    --lyv-msg-gray-700: #374151;
    --lyv-msg-gray-800: #1f2937;
    --lyv-msg-gray-900: #111827;
    --lyv-msg-blue-50: #eff6ff;
    --lyv-msg-blue-100: #dbeafe;
    --lyv-msg-blue-500: #3b82f6;
    --lyv-msg-blue-600: #2563eb;
    --lyv-msg-green-50: #ecfdf5;
    --lyv-msg-green-500: #10b981;
    --lyv-msg-green-600: #059669;
    --lyv-msg-radius-sm: 0.375rem;
    --lyv-msg-radius-md: 0.5rem;
    --lyv-msg-radius-lg: 0.75rem;
}

/* Base */
.lyv-msg-icon {
    flex-shrink: 0;
}

.lyv-msg-login-required,
.lyv-msg-error {
    padding: 1.5rem;
    text-align: center;
    color: var(--lyv-msg-gray-500);
    font-size: 0.875rem;
    background: white;
    border-radius: var(--lyv-msg-radius-lg);
    border: 1px solid var(--lyv-msg-gray-200);
}

/* ========================================
   FULL MESSAGES INTERFACE
   ======================================== */

.lyv-messages {
    background: white;
    border-radius: var(--lyv-msg-radius-lg);
    border: 1px solid var(--lyv-msg-gray-200);
    min-height: 500px;
    display: flex;
    flex-direction: column;
}

/* Header */
.lyv-msg-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--lyv-msg-gray-200);
}

.lyv-msg-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.lyv-msg-title h2 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--lyv-msg-gray-900);
    margin: 0;
}

.lyv-msg-title .lyv-msg-icon {
    color: var(--lyv-msg-blue-500);
}

.lyv-msg-detail-subject {
    font-size: 1rem;
    font-weight: 600;
    color: var(--lyv-msg-gray-900);
    margin: 0;
    flex: 1;
    text-align: center;
    padding-right: 80px;
}

/* Buttons */
.lyv-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--lyv-msg-radius-md);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.15s ease;
    border: none;
}

.lyv-btn .lyv-msg-icon {
    width: 16px;
    height: 16px;
}

.lyv-btn-blue {
    background: var(--lyv-msg-blue-500);
    color: white;
}
.lyv-btn-blue:hover {
    background: var(--lyv-msg-blue-600);
    color: white;
}

.lyv-btn-outline {
    background: white;
    color: var(--lyv-msg-gray-700);
    border: 1px solid var(--lyv-msg-gray-300);
}
.lyv-btn-outline:hover {
    background: var(--lyv-msg-gray-50);
    color: var(--lyv-msg-gray-900);
}

.lyv-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Thread List */
.lyv-msg-threads {
    flex: 1;
    overflow-y: auto;
}

.lyv-msg-thread-item {
    display: flex;
    gap: 1rem;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--lyv-msg-gray-100);
    cursor: pointer;
    transition: background 0.15s ease;
}

.lyv-msg-thread-item:hover {
    background: var(--lyv-msg-gray-50);
}

.lyv-msg-thread-item.lyv-msg-unread {
    background: var(--lyv-msg-blue-50);
}

.lyv-msg-thread-item.lyv-msg-unread:hover {
    background: var(--lyv-msg-blue-100);
}

.lyv-msg-thread-icon {
    width: 40px;
    height: 40px;
    background: var(--lyv-msg-gray-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.lyv-msg-thread-icon .lyv-msg-icon {
    color: var(--lyv-msg-gray-500);
}

.lyv-msg-unread .lyv-msg-thread-icon {
    background: var(--lyv-msg-blue-500);
}

.lyv-msg-unread .lyv-msg-thread-icon .lyv-msg-icon {
    color: white;
}

.lyv-msg-thread-content {
    flex: 1;
    min-width: 0;
}

.lyv-msg-thread-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.25rem;
}

.lyv-msg-thread-subject {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--lyv-msg-gray-900);
}

.lyv-msg-unread-badge {
    background: var(--lyv-msg-blue-500);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.125rem 0.5rem;
    border-radius: 9999px;
}

.lyv-msg-thread-preview {
    font-size: 0.875rem;
    color: var(--lyv-msg-gray-500);
    margin: 0 0 0.25rem 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.lyv-msg-thread-time {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    color: var(--lyv-msg-gray-400);
}

/* Empty State */
.lyv-msg-empty {
    text-align: center;
    padding: 3rem 1.5rem;
}

.lyv-msg-empty .lyv-msg-icon {
    color: var(--lyv-msg-gray-300);
    width: 48px;
    height: 48px;
    margin-bottom: 1rem;
}

.lyv-msg-empty h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--lyv-msg-gray-900);
    margin: 0 0 0.25rem 0;
}

.lyv-msg-empty p {
    font-size: 0.875rem;
    color: var(--lyv-msg-gray-500);
    margin: 0 0 1rem 0;
}

/* Thread Detail View */
.lyv-msg-detail-view {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 500px;
}

.lyv-msg-conversation {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Message Bubbles */
.lyv-msg-bubble {
    max-width: 80%;
    padding: 0.75rem 1rem;
    border-radius: var(--lyv-msg-radius-lg);
    position: relative;
}

.lyv-msg-bubble-sent {
    align-self: flex-end;
    background: var(--lyv-msg-blue-500);
    color: white;
    border-bottom-right-radius: 4px;
}

.lyv-msg-bubble-received {
    align-self: flex-start;
    background: var(--lyv-msg-gray-100);
    color: var(--lyv-msg-gray-900);
    border-bottom-left-radius: 4px;
}

.lyv-msg-bubble-content {
    font-size: 0.875rem;
    line-height: 1.5;
    margin: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.lyv-msg-bubble-time {
    font-size: 0.625rem;
    margin-top: 0.25rem;
    opacity: 0.7;
}

.lyv-msg-bubble-sent .lyv-msg-bubble-time {
    text-align: right;
}

/* Reply Form */
.lyv-msg-reply-form {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--lyv-msg-gray-200);
    display: flex;
    gap: 0.75rem;
    align-items: flex-end;
}

.lyv-msg-reply-input {
    flex: 1;
    padding: 0.75rem;
    border: 1px solid var(--lyv-msg-gray-300);
    border-radius: var(--lyv-msg-radius-md);
    font-size: 0.875rem;
    resize: none;
    font-family: inherit;
}

.lyv-msg-reply-input:focus {
    outline: none;
    border-color: var(--lyv-msg-blue-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Modal */
.lyv-msg-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: 1rem;
}

.lyv-msg-modal-content {
    background: white;
    border-radius: var(--lyv-msg-radius-lg);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.lyv-msg-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--lyv-msg-gray-200);
}

.lyv-msg-modal-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--lyv-msg-gray-900);
    margin: 0;
}

.lyv-msg-modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--lyv-msg-gray-400);
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.lyv-msg-modal-close:hover {
    color: var(--lyv-msg-gray-600);
}

.lyv-msg-modal-body {
    padding: 1.5rem;
    overflow-y: auto;
}

.lyv-msg-modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--lyv-msg-gray-200);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

/* Form Elements */
.lyv-msg-form-group {
    margin-bottom: 1rem;
}

.lyv-msg-form-group:last-child {
    margin-bottom: 0;
}

.lyv-msg-form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--lyv-msg-gray-700);
    margin-bottom: 0.5rem;
}

.lyv-msg-input,
.lyv-msg-textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--lyv-msg-gray-300);
    border-radius: var(--lyv-msg-radius-md);
    font-size: 0.875rem;
    font-family: inherit;
}

.lyv-msg-input:focus,
.lyv-msg-textarea:focus {
    outline: none;
    border-color: var(--lyv-msg-blue-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

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

/* Loading State */
.lyv-msg-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    color: var(--lyv-msg-gray-400);
}

.lyv-msg-spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--lyv-msg-gray-200);
    border-top-color: var(--lyv-msg-blue-500);
    border-radius: 50%;
    animation: lyv-msg-spin 0.8s linear infinite;
}

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

/* ========================================
   QUICK MESSAGE WIDGET
   ======================================== */

.lyv-quick-message {
    background: white;
    border-radius: var(--lyv-msg-radius-lg);
    border: 1px solid var(--lyv-msg-gray-200);
    padding: 1.5rem;
}

.lyv-qm-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.lyv-qm-header h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--lyv-msg-gray-900);
    margin: 0;
}

.lyv-qm-header .lyv-msg-icon {
    color: var(--lyv-msg-blue-500);
}

.lyv-qm-form-group {
    margin-bottom: 1rem;
}

.lyv-qm-form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--lyv-msg-gray-700);
    margin-bottom: 0.5rem;
}

.lyv-qm-input,
.lyv-qm-textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--lyv-msg-gray-300);
    border-radius: var(--lyv-msg-radius-md);
    font-size: 0.875rem;
    font-family: inherit;
    box-sizing: border-box;
}

.lyv-qm-input:focus,
.lyv-qm-textarea:focus {
    outline: none;
    border-color: var(--lyv-msg-blue-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.lyv-qm-textarea {
    resize: vertical;
    min-height: 80px;
}

.lyv-qm-send {
    width: 100%;
    justify-content: center;
}

/* Success State */
.lyv-qm-success {
    text-align: center;
    padding: 1rem;
}

.lyv-qm-success .lyv-msg-icon {
    color: var(--lyv-msg-green-500);
    width: 48px;
    height: 48px;
    margin-bottom: 0.75rem;
}

.lyv-qm-success h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--lyv-msg-gray-900);
    margin: 0 0 0.25rem 0;
}

.lyv-qm-success p {
    font-size: 0.875rem;
    color: var(--lyv-msg-gray-500);
    margin: 0 0 1rem 0;
}

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

@media (max-width: 640px) {
    .lyv-messages {
        min-height: 400px;
    }

    .lyv-msg-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    .lyv-msg-new-btn {
        width: 100%;
        justify-content: center;
    }

    .lyv-msg-detail-subject {
        padding-right: 0;
        text-align: left;
        font-size: 0.875rem;
    }

    .lyv-msg-bubble {
        max-width: 90%;
    }

    .lyv-msg-reply-form {
        flex-direction: column;
    }

    .lyv-msg-send-reply {
        width: 100%;
        justify-content: center;
    }

    .lyv-msg-modal-content {
        max-height: 100vh;
        border-radius: 0;
    }
}