/**
 * THX Support Frontend Styles - Premium Design
 * CSS Variables for consistent theming
 */
:root {
    --thx-primary: #0073aa;
    --thx-primary-hover: #005177;
    --thx-bg-light: #f4f7f6;
    --thx-border: #e0e6ed;
    --thx-text-main: #2d3748;
    --thx-text-muted: #718096;
    --thx-radius-lg: 12px;
    --thx-radius-md: 8px;
    --thx-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    --thx-shadow-hover: 0 10px 25px rgba(0, 0, 0, 0.08);
    
    /* Status Colors */
    --thx-status-open-bg: #fff7e6;
    --thx-status-open-text: #d97706;
    --thx-status-ip-bg: #e6f7ff;
    --thx-status-ip-text: #0284c7;
    --thx-status-resolved-bg: #f0fdf4;
    --thx-status-resolved-text: #16a34a;
    --thx-status-closed-bg: #f1f5f9;
    --thx-status-closed-text: #475569;
}

/* Base Containers */
.thx-support-form-container, .thx-support-tracking-container, .thx-support-single {
    max-width: 850px;
    margin: 40px auto;
    background: #ffffff;
    padding: 40px;
    border-radius: var(--thx-radius-lg);
    box-shadow: var(--thx-shadow);
    border: 1px solid var(--thx-border);
    color: var(--thx-text-main);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}

/* Forms */
.thx-support-form .form-group {
    margin-bottom: 24px;
}

.thx-support-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--thx-text-main);
    font-size: 14px;
}

.thx-support-form input[type="text"],
.thx-support-form input[type="email"],
.thx-support-form textarea,
.thx-support-form select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--thx-border);
    border-radius: var(--thx-radius-md);
    font-size: 15px;
    font-family: inherit;
    background-color: #fafbfc;
    transition: all 0.2s ease;
}

.thx-support-form input:focus,
.thx-support-form textarea:focus,
.thx-support-form select:focus {
    outline: none;
    border-color: var(--thx-primary);
    background-color: #fff;
    box-shadow: 0 0 0 3px rgba(0, 115, 170, 0.1);
}

.thx-form-hint {
    font-size: 13px;
    color: var(--thx-text-muted);
    margin-top: -16px;
    margin-bottom: 20px;
    display: block;
}

.thx-support-form .button-primary,
.thx-support-track-form .button-primary {
    background: var(--thx-primary);
    color: #fff;
    border: none;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--thx-radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.thx-support-form .button-primary:hover,
.thx-support-track-form .button-primary:hover {
    background: var(--thx-primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 115, 170, 0.2);
}

/* Messages */
.thx-loading {
    margin-left: 12px;
    font-style: italic;
    color: var(--thx-text-muted);
    font-size: 14px;
}

.thx-response-message {
    margin-top: 20px;
    padding: 16px;
    border-radius: var(--thx-radius-md);
    display: none;
    font-weight: 500;
}
.thx-response-message.success {
    background: var(--thx-status-resolved-bg);
    color: var(--thx-status-resolved-text);
    border: 1px solid #bbf7d0;
    display: block;
}
.thx-response-message.error {
    background: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fecaca;
    display: block;
}

/* Modern Ticket List (No Table) */
.thx-ticket-list-wrapper {
    margin-top: 25px;
    border: 1px solid var(--thx-border);
    border-radius: var(--thx-radius-md);
    overflow: hidden;
    background: #fff;
}

.thx-ticket-list-header {
    display: grid;
    grid-template-columns: 180px minmax(200px, 1fr) 160px 120px;
    background: #f8fafc;
    border-bottom: 1px solid var(--thx-border);
    font-weight: 600;
    color: var(--thx-text-muted);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.thx-ticket-list-header > div {
    padding: 16px;
}

.thx-ticket-list-row {
    display: grid;
    grid-template-columns: 180px minmax(200px, 1fr) 160px 120px;
    border-bottom: 1px solid var(--thx-border);
    transition: background 0.2s;
    align-items: center;
}

.thx-ticket-list-row:last-child {
    border-bottom: none;
}

.thx-ticket-list-row:hover {
    background: #f8fafc;
}

.thx-ticket-list-row > div {
    padding: 16px;
}

.thx-subject-link {
    color: var(--thx-primary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s;
}

.thx-subject-link:hover {
    color: var(--thx-primary-hover);
    text-decoration: underline;
}

.thx-ticket-code {
    font-family: monospace;
    background: var(--thx-bg-light);
    padding: 4px 8px;
    border-radius: 4px;
    border: 1px solid var(--thx-border);
    font-size: 13px;
    color: var(--thx-text-main);
}

.thx-flex {
    display: flex;
}
.thx-items-center {
    align-items: center;
}
.thx-gap-1 {
    gap: 6px;
}
.thx-copy-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    display: inline-flex;
    color: var(--thx-text-muted);
    border-radius: 4px;
    transition: all 0.2s;
}
.thx-copy-btn:hover {
    background: var(--thx-border);
    color: var(--thx-text-main);
}

/* Badges */
.thx-ticket-badge, .thx-status-badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
}

.thx-status-open { background: var(--thx-status-open-bg); color: var(--thx-status-open-text); }
.thx-status-in_progress { background: var(--thx-status-ip-bg); color: var(--thx-status-ip-text); }
.thx-status-resolved { background: var(--thx-status-resolved-bg); color: var(--thx-status-resolved-text); }
.thx-status-closed { background: var(--thx-status-closed-bg); color: var(--thx-status-closed-text); }

.thx-reply-count {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    color: var(--thx-text-muted);
    margin-left: 10px;
    font-weight: 500;
}

/* Single Ticket View */
.thx-ticket-header {
    border-bottom: 1px solid var(--thx-border);
    padding-bottom: 25px;
    margin-bottom: 30px;
}

.thx-ticket-header h2 {
    margin-top: 0;
    margin-bottom: 15px;
    font-size: 24px;
    font-weight: 700;
}

.thx-ticket-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 20px;
    font-size: 14px;
    color: var(--thx-text-muted);
}

.thx-ticket-author-info {
    font-size: 14px;
    color: var(--thx-text-muted);
    background: var(--thx-bg-light);
    padding: 12px 16px;
    border-radius: var(--thx-radius-md);
    border-left: 4px solid var(--thx-border);
}

.thx-ticket-desc {
    font-size: 16px;
    line-height: 1.7;
    color: var(--thx-text-main);
    background: #fff;
    padding: 24px;
    border-radius: var(--thx-radius-lg);
    border: 1px solid var(--thx-border);
    margin-bottom: 10px;
}

/* Chat Bubbles (Replies) */
.thx-ticket-replies {
    margin-top: 40px;
}

.thx-ticket-replies h3 {
    font-size: 18px;
    margin-bottom: 25px;
    color: var(--thx-text-main);
    display: flex;
    align-items: center;
    gap: 8px;
}

.thx-reply-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.thx-reply-item {
    max-width: 85%;
    display: flex;
    flex-direction: column;
}

.thx-reply-customer {
    align-self: flex-start;
}

.thx-reply-admin {
    align-self: flex-end;
}

.thx-reply-bubble {
    padding: 16px 20px;
    border-radius: 18px;
    font-size: 15px;
    line-height: 1.6;
    position: relative;
}

.thx-reply-customer .thx-reply-bubble {
    background: #f1f5f9;
    color: var(--thx-text-main);
    border-bottom-left-radius: 4px;
}

.thx-reply-admin .thx-reply-bubble {
    background: #f0f8ff;
    color: var(--thx-text-main);
    border: 1px solid #cce5ff;
    border-bottom-right-radius: 4px;
}

.thx-reply-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
    font-size: 13px;
    color: var(--thx-text-muted);
}

.thx-reply-admin .thx-reply-header {
    flex-direction: row-reverse;
}

.thx-reply-name {
    font-weight: 600;
}
.thx-reply-admin .thx-reply-name {
    color: var(--thx-primary);
}

.thx-badge-admin {
    background: var(--thx-status-ip-bg);
    color: var(--thx-status-ip-text);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: bold;
}

/* Reply Form */
.thx-reply-form-container {
    margin-top: 40px;
    background: #ffffff;
    padding: 24px;
    border: 1px solid var(--thx-border);
    border-radius: var(--thx-radius-lg);
    box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}

.thx-reply-form-container h4 {
    margin-top: 0;
    margin-bottom: 16px;
    font-size: 16px;
}

.thx-ticket-closed-notice {
    margin-top: 40px;
    padding: 20px;
    background: var(--thx-status-closed-bg);
    color: var(--thx-status-closed-text);
    border: 1px solid var(--thx-border);
    border-radius: var(--thx-radius-md);
    text-align: center;
    font-weight: 500;
}

@media (max-width: 768px) {
    .thx-ticket-list-header {
        display: none;
    }
    .thx-ticket-list-row {
        grid-template-columns: 1fr;
        gap: 10px;
        padding: 15px;
    }
    .thx-ticket-list-row > div {
        padding: 0;
    }
    .thx-col-id::before { content: "ID: "; font-weight: bold; font-size:12px; color:var(--thx-text-muted); display:block; margin-bottom:4px; }
    .thx-col-status { margin-top: 5px; }
    .thx-col-date { font-size: 13px; color: var(--thx-text-muted); margin-top: 5px; }
}

@media (max-width: 600px) {
    .thx-support-form-container, .thx-support-tracking-container, .thx-support-single {
        padding: 20px;
    }
    .thx-reply-item {
        max-width: 95%;
    }
}

/* Modal CSS */
.thx-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.thx-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(3px);
}

.thx-modal-content {
    position: relative;
    background: #fff;
    width: 100%;
    max-width: 600px;
    border-radius: var(--thx-radius-lg);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    z-index: 100000;
    max-height: 90vh;
    overflow-y: auto;
    padding: 10px;
    animation: thxModalFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.thx-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
    color: var(--thx-text-muted);
    transition: color 0.2s;
    z-index: 10;
}

.thx-modal-close:hover {
    color: var(--thx-text-main);
}

@keyframes thxModalFadeIn {
    from { opacity: 0; transform: scale(0.95) translateY(10px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

.thx-tracking-header-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.thx-tracking-header-wrap h2 {
    margin-bottom: 0;
}

.thx-btn-new-ticket {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--thx-primary);
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: var(--thx-radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.thx-btn-new-ticket:hover {
    background: var(--thx-primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 115, 170, 0.2);
}

@media (max-width: 600px) {
    .thx-tracking-header-wrap {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
}

/* Tabs Component */
.thx-support-tabs {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--tv-border);
}
.thx-support-tab {
    padding: 10px 16px;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    font-size: 15px;
    font-weight: 600;
    color: #6b7280;
    cursor: pointer;
    transition: all 0.2s;
    margin-bottom: -1px;
}
.thx-support-tab:hover {
    color: var(--tv-accent-hover, #1d4ed8);
}
.thx-support-tab.active {
    color: var(--tv-accent, #2563eb);
    border-bottom-color: var(--tv-accent, #2563eb);
}
.thx-support-panel {
    display: none;
}
.thx-support-panel.active {
    display: block;
    animation: fadeInTab 0.3s ease;
}
@keyframes fadeInTab {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}