/* c:\AI\static\css\pages\template_seo.css */
.seo-landing-main {
    background-color: var(--J-bg);
    min-height: calc(100vh - 80px);
    padding-top: 120px;
    padding-bottom: 80px;
}

.layout-1200 {
    max-width: 1200px !important;
    margin: 0 auto;
    padding: 0 24px;
}

/* Breadcrumbs */
.breadcrumb {
    font-size: 13px;
    color: var(--J-label);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}
.breadcrumb a {
    color: var(--J-info-text);
    text-decoration: none;
}
.breadcrumb a:hover {
    text-decoration: underline;
}
.breadcrumb .separator {
    color: var(--J-label);
    opacity: 0.5;
}

/* Layout 2 cột */
.seo-grid {
    display: grid;
    grid-template-columns: 1fr 650px;
    gap: 48px;
    align-items: start;
}

/* Cột trái */
.seo-title {
    font-size: 36px;
    font-weight: 700;
    line-height: 1.3;
    color: var(--J-text);
    margin-top: 12px;
}

.seo-desc {
    font-size: 16px;
    line-height: 1.6;
    color: var(--J-text);
    opacity: 0.9;
}

.seo-features ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.seo-features li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 12px;
    font-size: 15px;
    color: var(--J-label);
    line-height: 1.5;
}

.seo-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    color: var(--J-accent, #f59e0b);
    font-weight: bold;
}

/* Cột phải (Preview) */
.preview-sticky-wrapper {
    position: sticky;
    top: 100px;
    max-height: calc(100vh - 120px);
    display: flex;
    flex-direction: column;
}

.preview-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--J-glass-border);
    margin-bottom: 16px;
}

.preview-dots {
    display: flex;
    gap: 6px;
}

.preview-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--J-glass-border);
}
.preview-dots span:nth-child(1) { background-color: #ef4444; }
.preview-dots span:nth-child(2) { background-color: #eab308; }
.preview-dots span:nth-child(3) { background-color: #22c55e; }

.preview-tag {
    font-size: 12px;
    font-weight: 600;
    color: var(--J-label);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.seo-a4-preview {
    flex-grow: 1;
    overflow-y: auto;
    background: var(--J-panel-bg);
    border: 1px solid var(--J-glass-border);
    color: var(--J-text);
    border-radius: 12px;
    padding: 32px 40px; /* Thêm padding cho giống tờ giấy A4 */
    font-size: 16px; /* Trở về font chuẩn dễ đọc */
    line-height: 1.6;
    box-shadow: 0 20px 40px var(--J-panel-shadow);
}

.seo-a4-preview::-webkit-scrollbar {
    width: 6px;
}
.seo-a4-preview::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 3px;
}

/* Override Preview Highlight Colors for Dark Mode */
.seo-landing-main .preview-filled,
.full-preview-content .preview-filled {
    color: var(--J-amber-4, #fbbf24) !important;
    font-weight: inherit;
}
.seo-landing-main .doc-logic-block,
.full-preview-content .doc-logic-block {
    background-color: var(--J-glass-bg);
    border-left-color: var(--J-glass-border);
    color: var(--J-label);
}

.hide-on-desktop {
    display: none;
}

/* Nút CTA */
.btn-j-accent {
    display: inline-block;
    background-color: var(--J-accent, #f59e0b);
    color: #1e293b;
    padding: 10px 24px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none!important;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    text-align: center;
}

.btn-j-accent:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(245, 158, 11, 0.2);
}

/* Responsive */
@media (max-width: 992px) {
    .seo-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .preview-sticky-wrapper {
        position: static;
        max-height: 600px;
    }
    
    .hide-on-desktop {
        display: block;
    }
}

@media (max-width: 576px) {
    .seo-title {
        font-size: 28px;
    }
    .layout-1200 {
        padding: 0 16px;
    }
    .seo-a4-preview {
        padding: 16px 12px;
        font-size: 14px;
    }
    .preview-sticky-wrapper {
        padding: 12px;
    }
}

/* Full Preview Modal Styles */
.full-preview-overlay {
    position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; background: rgba(0,0,0,0.8); z-index: 2147483647; display: flex; align-items: center; justify-content: center; padding: 24px; backdrop-filter: blur(4px);
}
.full-preview-content {
    background: var(--J-bg); width: 100%; max-width: 1000px; height: 90vh; margin: 0 auto; border-radius: 12px; display: flex; flex-direction: column; overflow: hidden; box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}
.full-preview-header {
    padding: 16px 24px; border-bottom: 1px solid var(--J-glass-border); display: flex; justify-content: space-between; align-items: center;
}
.full-preview-header h3 {
    font-size: 18px; font-weight: 600; margin: 0; color: var(--J-text);
}
.full-preview-header button {
    background: transparent; border: none; color: var(--J-label); cursor: pointer; padding: 8px;
}
.full-preview-body {
    flex: 1; overflow-y: auto; padding: 40px; color: var(--J-text);
}
.full-preview-footer {
    padding: 16px 24px; border-top: 1px solid var(--J-glass-border); text-align: right; background: var(--J-panel-bg); display: flex; justify-content: flex-end; gap: 12px;
}
.full-preview-footer .btn-secondary {
    padding: 10px 24px; background: transparent; border: 1px solid var(--J-glass-border); color: var(--J-text); border-radius: 6px; cursor: pointer;
}
.full-preview-footer .btn-primary {
    padding: 10px 24px;
}

/* Responsive modal */
@media (max-width: 576px) {
    .full-preview-overlay {
        padding: 0;
    }
    .full-preview-content {
        height: 100vh;
        border-radius: 0;
    }
    .full-preview-body {
        padding: 16px 12px;
    }
    .full-preview-footer {
        flex-direction: column-reverse;
        padding: 16px;
    }
    .full-preview-footer .btn-secondary,
    .full-preview-footer .btn-primary {
        width: 100%;
        text-align: center;
    }
}