/* ==========================================================================
   Page-specific Styles: Dich Vu Viet Content SEO (dich-vu-viet-content-seo.css)
   Solann Ecosystem - 100% Compatible & Cohesive with /dich-vu-social-entity
   ========================================================================== */

:root {
    --content-primary: #2563eb;
    --content-secondary: #0284c7;
    --content-accent: #10b981;
    --content-dark: #0f172a;
    --content-light: #f8fafc;
    --content-gradient: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #0284c7 100%);
}

/* Container */
.content-seo-container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 1rem 3rem 1rem;
    font-family: 'Open Sans', 'Segoe UI', Roboto, sans-serif;
    color: #1e293b;
}

/* Hero Section */
.content-hero {
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.92) 0%, rgba(37, 99, 235, 0.92) 100%), no-repeat center center;
    background-size: cover;
    padding: 5rem 0 4rem 0;
    color: #ffffff;
    position: relative;
    overflow: hidden;
    margin-top: -76px;
}

.content-hero .container {
    position: relative;
    z-index: 2;
}

.content-badge {
    background-color: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    font-size: 0.85rem;
    font-weight: 700;
    padding: 0.45rem 1.25rem;
    border-radius: 50px;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.content-hero h1 {
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: 1.25rem;
    line-height: 1.3;
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

@media (min-width: 768px) {
    .content-hero h1 {
        font-size: 2.75rem;
    }
}

.content-hero p.lead {
    font-size: 1.05rem;
    line-height: 1.65;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.92);
}

/* Loss Aversion Box */
.loss-aversion-box {
    background: rgba(15, 23, 42, 0.65);
    border: 1px solid rgba(239, 68, 68, 0.4);
    border-left: 4px solid #ef4444;
    border-radius: 0.875rem;
    padding: 1.25rem 1.5rem;
    margin-top: 1.5rem;
    backdrop-filter: blur(8px);
}

.loss-title {
    color: #f87171;
    font-size: 0.875rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

/* Buttons */
.content-btn {
    background-color: #2563eb;
    color: #ffffff !important;
    border: 1px solid #2563eb;
    padding: 0.75rem 1.75rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.content-btn:hover {
    background-color: #1d4ed8;
    border-color: #1d4ed8;
    color: #ffffff !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(37, 99, 235, 0.35);
}

.content-btn-outline {
    background-color: transparent;
    color: #ffffff !important;
    border: 2px solid #ffffff;
    padding: 0.75rem 1.75rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.content-btn-outline:hover {
    background-color: #ffffff;
    color: #2563eb !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(255, 255, 255, 0.3);
}

/* Section Headings */
.section-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 1.25rem;
    line-height: 1.35;
}

@media (min-width: 768px) {
    .section-title {
        font-size: 1.85rem;
    }
}

/* Pain Cards */
.pain-card {
    background: #ffffff;
    border: 1px solid #fee2e2;
    border-left: 4px solid #ef4444;
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.05);
    transition: all 0.25s ease;
    height: 100%;
}

.pain-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(239, 68, 68, 0.1);
}

.pain-row-card {
    background: linear-gradient(135deg, #ffffff 0%, #fffbfb 100%);
    border: 1px solid rgba(239, 68, 68, 0.15);
    border-left: 5px solid #ef4444;
    border-radius: 1.15rem;
    padding: 1.35rem 1.75rem;
    box-shadow: 0 4px 18px rgba(15, 23, 42, 0.03);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
}

.pain-row-card:hover {
    transform: translateY(-3px);
    border-color: rgba(239, 68, 68, 0.4);
    box-shadow: 0 12px 30px rgba(239, 68, 68, 0.1), 0 0 0 1px rgba(239, 68, 68, 0.15);
    background: linear-gradient(135deg, #ffffff 0%, #fff1f1 100%);
}

.pain-num-badge {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: linear-gradient(135deg, #ef4444 0%, #b91c1c 100%);
    color: #ffffff;
    font-weight: 900;
    font-size: 1.15rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.25);
}

.pain-icon-box {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(239, 68, 68, 0.08);
    color: #dc2626;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.pain-title {
    font-size: 1.1rem;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 0.35rem;
    letter-spacing: -0.01em;
}

.pain-desc {
    font-size: 0.925rem;
    line-height: 1.65;
    color: #475569;
    margin: 0;
}

.pain-impact-tag {
    background: rgba(239, 68, 68, 0.08);
    color: #dc2626;
    border: 1px solid rgba(239, 68, 68, 0.2);
    font-weight: 700;
    font-size: 0.8rem;
    padding: 0.4rem 1rem;
    border-radius: 50px;
    backdrop-filter: blur(4px);
    transition: all 0.25s ease;
}

.pain-row-card:hover .pain-impact-tag {
    background: #ef4444;
    color: #ffffff;
    border-color: #ef4444;
}

.pain-grid-card {
    background: #ffffff;
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-left: 5px solid #ef4444 !important;
    border-radius: 1.25rem;
    box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.pain-grid-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(239, 68, 68, 0.12);
    border-color: #ef4444;
}

/* Pillars Cards */
.pillar-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 1rem;
    padding: 1.75rem 1.5rem;
    transition: all 0.25s ease;
    height: 100%;
}

.pillar-card:hover {
    border-color: #2563eb;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.08);
}

.pillar-title {
    font-size: 1.15rem;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pillar-title i {
    color: #2563eb;
    font-size: 1.2rem;
}

.pillar-desc {
    font-size: 0.9rem;
    line-height: 1.65;
    color: #475569;
    margin: 0;
}

/* Pricing Grid */
.pricing-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 1.25rem;
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: all 0.3s ease;
    height: 100%;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 30px rgba(15, 23, 42, 0.08);
}

.pricing-card.featured {
    border: 2px solid #2563eb;
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.12);
}

.pricing-badge {
    position: absolute;
    top: -0.75rem;
    right: 1.5rem;
    background: #2563eb;
    color: #ffffff;
    font-size: 0.7rem;
    font-weight: 800;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-name {
    font-size: 1.2rem;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 0.5rem;
}

.pricing-val {
    font-size: 1.85rem;
    font-weight: 900;
    color: #0f172a;
    line-height: 1;
}

.pricing-period {
    font-size: 0.8rem;
    color: #64748b;
    font-weight: 600;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
    flex-grow: 1;
}

.pricing-features li {
    font-size: 0.875rem;
    color: #475569;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    line-height: 1.4;
}

.pricing-features li i {
    color: #10b981;
    font-size: 0.95rem;
    margin-top: 0.15rem;
    flex-shrink: 0;
}

/* Custom Tables */
.custom-table-wrapper {
    overflow-x: auto;
    border-radius: 0.875rem;
    border: 1px solid #e2e8f0;
    margin: 1.5rem 0;
}

.custom-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    text-align: left;
}

.custom-table th,
.custom-table td {
    padding: 0.9rem 1.15rem;
    border-bottom: 1px solid #f1f5f9;
    vertical-align: middle;
}

.custom-table th {
    background: #f8fafc;
    font-weight: 700;
    color: #0f172a;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.custom-table .solann-highlight-col {
    background: rgba(240, 249, 255, 0.7);
    font-weight: 700;
    color: #1e3a8a;
}

/* Timeline */
.timeline-wrapper {
    position: relative;
    padding-left: 2.25rem;
    border-left: 2px solid #e2e8f0;
    margin: 1.75rem 0 1.75rem 0.75rem;
}

.timeline-step {
    position: relative;
    margin-bottom: 1.75rem;
}

.timeline-step:last-child {
    margin-bottom: 0;
}

.timeline-badge {
    position: absolute;
    left: -3.15rem;
    top: 0.1rem;
    width: 1.75rem;
    height: 1.75rem;
    border-radius: 50%;
    background: #2563eb;
    color: #ffffff;
    font-weight: 800;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 0 4px #ffffff, 0 2px 4px rgba(0, 0, 0, 0.1);
}

.timeline-heading {
    font-size: 1.05rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 0.35rem;
}

.timeline-desc {
    font-size: 0.875rem;
    color: #64748b;
    line-height: 1.55;
    margin: 0;
}

/* FAQ Items */
.faq-item {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 0.875rem;
    margin-bottom: 1rem;
    overflow: hidden;
    transition: all 0.2s ease;
}

.faq-item.active {
    border-color: #2563eb;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.08);
}

.faq-question {
    padding: 1.15rem 1.25rem;
    font-weight: 700;
    font-size: 0.98rem;
    color: #0f172a;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #ffffff;
}

.faq-question::after {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 0.8rem;
    color: #64748b;
    transition: transform 0.25s ease;
}

.faq-item.active .faq-question::after {
    transform: rotate(180deg);
    color: #2563eb;
}

.faq-answer {
    display: none;
    padding: 0 1.25rem 1.15rem 1.25rem;
    font-size: 0.9rem;
    line-height: 1.65;
    color: #475569;
    border-top: 1px solid #f1f5f9;
}

.faq-item.active .faq-answer {
    display: block;
}

/* ==========================================================================
   New 10 CRO & Search Intent Enhancements
   ========================================================================== */

/* Interactive Calculator */
.calc-card {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #ffffff;
    border-radius: 1.25rem;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.2);
}

.calc-control label {
    font-weight: 700;
    font-size: 0.85rem;
    color: #cbd5e1;
    margin-bottom: 0.5rem;
    display: block;
}

.calc-select, .calc-range {
    background: #1e293b;
    border: 1px solid #334155;
    color: #ffffff;
    border-radius: 0.5rem;
    padding: 0.6rem 1rem;
    width: 100%;
}

.calc-select:focus {
    background: #0f172a;
    border-color: #3b82f6;
    color: #ffffff;
    box-shadow: none;
}

.calc-result-box {
    background: rgba(255, 255, 255, 0.05);
    border: 1px dashed rgba(255, 255, 255, 0.2);
    border-radius: 1rem;
    padding: 1.5rem;
    text-align: center;
}

.calc-price-val {
    font-size: 2.25rem;
    font-weight: 900;
    color: #38bdf8;
}

.calc-discount-badge {
    background: rgba(16, 185, 129, 0.2);
    color: #34d399;
    border: 1px solid rgba(52, 211, 153, 0.3);
    border-radius: 50px;
    padding: 0.35rem 0.85rem;
    font-size: 0.8rem;
    font-weight: 700;
    margin-top: 0.5rem;
    display: inline-block;
}

/* Portfolio Tabs & Sample Cards */
.sample-nav-pills .nav-link {
    color: #475569;
    font-weight: 700;
    font-size: 0.9rem;
    border-radius: 50px;
    padding: 0.6rem 1.5rem;
    transition: all 0.25s ease;
    border: 1px solid #e2e8f0;
    background: #ffffff;
}

.sample-nav-pills .nav-link.active {
    background: #2563eb;
    color: #ffffff;
    border-color: #2563eb;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.sample-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 1rem;
    padding: 1.5rem;
    transition: all 0.25s ease;
    height: 100%;
}

.sample-card:hover {
    border-color: #2563eb;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.08);
}

.sample-tag {
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.65rem;
    border-radius: 50px;
}

/* SLA Guarantee Cards */
.sla-box {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-left: 4px solid #10b981;
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.05);
    height: 100%;
}

.sla-box.warning {
    border-left-color: #ef4444;
}

.sla-title {
    font-size: 1.05rem;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 0.5rem;
}

/* SME Profile Cards */
.sme-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 1rem;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.25s ease;
    height: 100%;
}

.sme-card:hover {
    border-color: #2563eb;
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.08);
}

.sme-avatar {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 1rem auto;
    border: 3px solid #2563eb;
}

/* GEO Proof Mockup */
.geo-proof-card {
    background: #0f172a;
    color: #e2e8f0;
    border-radius: 1rem;
    padding: 1.5rem;
    border: 1px solid #1e293b;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.85rem;
    line-height: 1.6;
}

.geo-citation-highlight {
    background: rgba(56, 189, 248, 0.15);
    color: #38bdf8;
    border: 1px solid rgba(56, 189, 248, 0.3);
    border-radius: 0.25rem;
    padding: 0.1rem 0.4rem;
}

/* Metric Cards */
.metric-card {
    background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
    color: #ffffff;
    border-radius: 1rem;
    padding: 1.75rem 1.5rem;
    text-align: center;
}

.metric-number {
    font-size: 2.25rem;
    font-weight: 900;
    color: #38bdf8;
    line-height: 1;
    margin-bottom: 0.5rem;
}

/* Phase 2 CRO & Search Intent Enhancements */
.sticky-mobile-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding: 0.75rem 1rem;
    z-index: 1050;
    display: none;
}

@media (max-width: 767.98px) {
    .sticky-mobile-cta {
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
}

.nda-card {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    border: 1px solid #334155;
    border-left: 4px solid #38bdf8;
    border-radius: 1rem;
    padding: 1.5rem;
    color: #ffffff;
}

.roi-card {
    background: #ffffff;
    border: 2px solid #2563eb;
    border-radius: 1.25rem;
    padding: 1.75rem;
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.08);
}

.roi-val {
    font-size: 2.25rem;
    font-weight: 900;
    color: #10b981;
}

.review-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 1rem;
    padding: 1.5rem;
    height: 100%;
}

.reviewer-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.onboarding-timeline-badge {
    background: #10b981;
    color: #ffffff;
    font-weight: 800;
    font-size: 0.75rem;
    padding: 0.2rem 0.6rem;
    border-radius: 50px;
}