/* =========================================================
   DCI COURSE EVENT LANDING PAGE STYLES
   ========================================================= */

:root {
    --dci-navy: #101477;
    --dci-navy-dark: #0a0e5c;
    --dci-blue-accent: #1a229a;
    --dci-cyan: #06bbcc;
    --dci-orange: #ee8c1c;
    --dci-orange-hover: #d87b12;
    --dci-text-dark: #1e293b;
    --dci-text-muted: #64748b;
    --dci-bg-light: #f8fafc;
    --dci-card-border: #e2e8f0;
}

.dci-landing-page {
    font-family: 'Roboto', sans-serif;
    color: var(--dci-text-dark);
    line-height: 1.6;
    background-color: #ffffff;
    overflow-x: hidden;
}

.dci-landing-container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Sections Common */
.dci-section {
    padding: 85px 0;
}

.dci-section-header {
    text-align: center;
    max-width: 820px;
    margin: 0 auto 55px auto;
}

.dci-subheading {
    display: inline-block;
    color: var(--dci-cyan);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.dci-heading {
    color: var(--dci-navy);
    font-size: 34px;
    font-weight: 800;
    line-height: 1.3em;
    margin: 0 0 15px 0;
}

.dci-section-desc {
    color: var(--dci-text-muted);
    font-size: 16px;
    line-height: 1.7em;
    margin: 0;
}

.dci-heading-line {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--dci-cyan), var(--dci-orange));
    margin: 18px auto 0 auto;
    border-radius: 2px;
}

/* 1. HERO SECTION */
.dci-landing-hero {
    background-size: cover;
    background-position: center;
    padding: 80px 0 90px 0;
    color: #ffffff;
    position: relative;
}

.dci-hero-grid {
    display: flex;
    align-items: center;
    gap: 50px;
}

.dci-hero-text {
    flex: 1 1 58%;
}

.dci-hero-badge-wrap {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.dci-hero-badge {
    background: var(--dci-orange);
    color: #ffffff;
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 4px 15px rgba(238, 140, 28, 0.4);
}

.dci-hero-subbadge {
    background: rgba(6, 187, 204, 0.2);
    color: var(--dci-cyan);
    border: 1px solid var(--dci-cyan);
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.dci-hero-title {
    color: #ffffff;
    font-size: 40px;
    font-weight: 900;
    line-height: 1.25em;
    margin: 0 0 18px 0;
    text-shadow: 0 3px 15px rgba(0, 0, 0, 0.5);
}

.dci-hero-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 17px;
    line-height: 1.65em;
    margin-bottom: 30px;
}

.dci-hero-facts {
    display: flex;
    flex-direction: column;
    gap: 14px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 14px;
    padding: 20px 24px;
    margin-bottom: 30px;
}

.dci-fact-item {
    display: flex;
    align-items: center;
    gap: 14px;
}

.dci-fact-item i {
    width: 36px;
    height: 36px;
    background: rgba(6, 187, 204, 0.25);
    color: var(--dci-cyan);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    flex-shrink: 0;
}

.dci-fact-item div {
    font-size: 15px;
}

.dci-fact-item strong {
    color: #ffffff;
    margin-right: 6px;
}

.dci-fact-item span {
    color: rgba(255, 255, 255, 0.85);
}

.dci-hero-cta-box {
    display: flex;
    align-items: center;
    gap: 25px;
    flex-wrap: wrap;
}

.dci-hero-pricing {
    display: flex;
    flex-direction: column;
}

.dci-price-label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.75);
    text-transform: uppercase;
    font-weight: 500;
}

.dci-price-display {
    display: flex;
    align-items: baseline;
    gap: 12px;
}

.dci-current-price,
.dci-current-price span.woocommerce-Price-amount {
    color: #ffd166 !important;
    font-size: 32px !important;
    font-weight: 900 !important;
}

.dci-original-price,
.dci-original-price span.woocommerce-Price-amount {
    color: rgba(255, 255, 255, 0.5) !important;
    font-size: 18px !important;
    text-decoration: line-through !important;
}

.dci-save-badge {
    background: #e63946;
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 6px;
    text-transform: uppercase;
}

.dci-btn-primary {
    background: linear-gradient(135deg, var(--dci-orange) 0%, #ff9f1c 100%);
    color: #ffffff !important;
    font-size: 16px;
    font-weight: 800;
    padding: 16px 36px;
    border-radius: 40px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-decoration: none !important;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 8px 25px rgba(238, 140, 28, 0.45);
    transition: all 0.3s ease;
}

.dci-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(238, 140, 28, 0.6);
    filter: brightness(1.05);
}

.dci-pulse {
    animation: dci-pulse-anim 2s infinite;
}

@keyframes dci-pulse-anim {
    0% { box-shadow: 0 0 0 0 rgba(238, 140, 28, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(238, 140, 28, 0); }
    100% { box-shadow: 0 0 0 0 rgba(238, 140, 28, 0); }
}

/* Right Media Card */
.dci-hero-media {
    flex: 1 1 42%;
}

.dci-media-card {
    background: #ffffff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
    position: relative;
    border: 3px solid rgba(255, 255, 255, 0.2);
    transition: transform 0.4s ease;
}

.dci-media-card:hover {
    transform: scale(1.02);
}

.dci-main-banner-img {
    width: 100%;
    height: auto;
    display: block;
}

.dci-media-overlay-badge {
    background: rgba(16, 20, 119, 0.9);
    backdrop-filter: blur(4px);
    color: var(--dci-cyan);
    padding: 12px 20px;
    text-align: center;
    font-size: 13px;
    font-weight: 700;
}

/* 2. QUICK STATS ROW */
.dci-quick-stats {
    background: var(--dci-navy-dark);
    padding: 30px 0;
    color: #ffffff;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.dci-stats-row {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 20px;
}

.dci-stat-col {
    text-align: center;
    flex: 1 1 200px;
}

.dci-stat-val {
    display: block;
    font-size: 36px;
    font-weight: 900;
    color: var(--dci-cyan);
    line-height: 1.1;
    margin-bottom: 6px;
}

.dci-stat-lbl {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

/* 3. PAIN POINTS SECTION */
.dci-painpoints-section {
    background-color: var(--dci-bg-light);
}

.dci-pain-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 25px;
}

.dci-pain-card {
    background: #ffffff;
    padding: 35px 25px;
    border-radius: 16px;
    box-shadow: 0 5px 20px rgba(16, 20, 119, 0.05);
    border: 1px solid var(--dci-card-border);
    transition: all 0.35s ease;
}

.dci-pain-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 30px rgba(16, 20, 119, 0.12);
    border-color: rgba(238, 140, 28, 0.4);
}

.dci-pain-icon {
    width: 55px;
    height: 55px;
    border-radius: 14px;
    background: rgba(238, 140, 28, 0.12);
    color: var(--dci-orange);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 20px;
}

.dci-pain-card h3 {
    color: var(--dci-navy);
    font-size: 19px;
    font-weight: 700;
    margin: 0 0 12px 0;
    line-height: 1.35;
}

.dci-pain-card p {
    color: var(--dci-text-muted);
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
}

/* 4. DIAMOND TOOLS SECTION */
.dci-tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.dci-tool-card {
    background: #ffffff;
    border: 1px solid var(--dci-card-border);
    border-radius: 18px;
    padding: 35px 30px;
    position: relative;
    box-shadow: 0 6px 20px rgba(16, 20, 119, 0.04);
    transition: all 0.35s ease;
}

.dci-tool-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 35px rgba(16, 20, 119, 0.12);
    border-color: var(--dci-cyan);
}

.dci-tool-card.highlight {
    border: 2px solid var(--dci-orange);
    background: linear-gradient(180deg, rgba(238, 140, 28, 0.03) 0%, #ffffff 100%);
}

.dci-tool-num {
    position: absolute;
    top: 25px;
    right: 25px;
    font-size: 32px;
    font-weight: 900;
    color: rgba(16, 20, 119, 0.08);
}

.dci-tool-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: rgba(6, 187, 204, 0.12);
    color: var(--dci-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    margin-bottom: 22px;
}

.dci-tool-card.highlight .dci-tool-icon {
    background: rgba(238, 140, 28, 0.15);
    color: var(--dci-orange);
}

.dci-tool-card h3 {
    color: var(--dci-navy);
    font-size: 21px;
    font-weight: 700;
    margin: 0 0 14px 0;
    line-height: 1.35;
}

.dci-tool-card p {
    color: var(--dci-text-muted);
    font-size: 15px;
    line-height: 1.65;
    margin: 0;
}

/* 5. SPEAKER BIO SECTION */
.dci-speaker-section {
    background: var(--dci-bg-light);
}

.dci-speaker-box {
    background: #ffffff;
    border-radius: 24px;
    box-shadow: 0 15px 40px rgba(16, 20, 119, 0.08);
    border: 1px solid var(--dci-card-border);
    display: flex;
    overflow: hidden;
    align-items: stretch;
}

.dci-speaker-image-col {
    flex: 0 0 380px;
    position: relative;
    background: var(--dci-navy);
}

.dci-speaker-portrait {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.dci-speaker-badge {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background: rgba(16, 20, 119, 0.88);
    backdrop-filter: blur(4px);
    color: var(--dci-cyan);
    text-align: center;
    padding: 10px;
    border-radius: 12px;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
}

.dci-speaker-info-col {
    flex: 1 1 auto;
    padding: 50px 45px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.dci-speaker-name {
    color: var(--dci-navy);
    font-size: 32px;
    font-weight: 900;
    margin: 5px 0 8px 0;
}

.dci-speaker-title {
    color: var(--dci-orange);
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 20px 0;
}

.dci-speaker-desc {
    color: var(--dci-text-muted);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 25px;
}

.dci-speaker-milestones {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.dci-milestone {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--dci-text-dark);
    font-size: 15px;
    font-weight: 600;
}

.dci-milestone i {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(6, 187, 204, 0.2);
    color: var(--dci-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
}

/* 6. AGENDA SECTION */
.dci-agenda-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 35px;
}

.dci-agenda-day {
    background: #ffffff;
    border: 1px solid var(--dci-card-border);
    border-radius: 20px;
    padding: 35px 30px;
    box-shadow: 0 8px 25px rgba(16, 20, 119, 0.04);
}

.dci-agenda-day-header {
    border-bottom: 2px solid #f1f5f9;
    padding-bottom: 20px;
    margin-bottom: 25px;
}

.dci-day-tag {
    background: var(--dci-navy);
    color: #ffffff;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    display: inline-block;
    margin-bottom: 10px;
}

.dci-agenda-day-header h3 {
    color: var(--dci-navy);
    font-size: 20px;
    font-weight: 800;
    margin: 0;
    line-height: 1.35;
}

.dci-timeline {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.dci-timeline li {
    display: flex;
    gap: 18px;
    align-items: flex-start;
}

.dci-time {
    background: rgba(6, 187, 204, 0.12);
    color: var(--dci-navy);
    font-size: 13px;
    font-weight: 700;
    padding: 6px 12px;
    border-radius: 8px;
    white-space: nowrap;
    flex-shrink: 0;
}

.dci-timeline-content h4 {
    color: var(--dci-navy);
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 6px 0;
}

.dci-timeline-content p {
    color: var(--dci-text-muted);
    font-size: 14px;
    line-height: 1.55;
    margin: 0;
}

/* 7. TICKET PACKAGES SECTION */
.dci-ticket-section {
    background: var(--dci-bg-light);
}

.dci-ticket-card {
    max-width: 800px;
    margin: 0 auto;
    background: #ffffff;
    border-radius: 24px;
    box-shadow: 0 20px 50px rgba(16, 20, 119, 0.12);
    border: 2px solid var(--dci-orange);
    overflow: hidden;
}

.dci-ticket-header {
    background: linear-gradient(135deg, var(--dci-navy) 0%, var(--dci-blue-accent) 100%);
    color: #ffffff;
    padding: 40px 35px;
    text-align: center;
}

.dci-ticket-type {
    color: var(--dci-cyan);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.dci-ticket-title {
    color: #ffffff;
    font-size: 26px;
    font-weight: 800;
    margin: 10px 0 15px 0;
}

.dci-ticket-price-wrap {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 15px;
    margin-bottom: 12px;
}

.dci-ticket-sale,
.dci-ticket-sale span.woocommerce-Price-amount {
    color: #ffd166 !important;
    font-size: 38px !important;
    font-weight: 900 !important;
}

.dci-ticket-reg,
.dci-ticket-reg span.woocommerce-Price-amount {
    color: rgba(255, 255, 255, 0.5) !important;
    font-size: 20px !important;
    text-decoration: line-through !important;
}

.dci-ticket-badge-pill {
    background: rgba(238, 140, 28, 0.25);
    color: #ffd166;
    border: 1px solid rgba(255, 209, 102, 0.4);
    padding: 6px 18px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
    display: inline-block;
}

.dci-ticket-body {
    padding: 40px 45px;
}

.dci-ticket-body h4 {
    color: var(--dci-navy);
    font-size: 18px;
    font-weight: 700;
    margin: 0 0 20px 0;
}

.dci-ticket-features {
    list-style: none;
    padding: 0;
    margin: 0 0 35px 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.dci-ticket-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    color: var(--dci-text-dark);
}

.dci-ticket-features i {
    color: #10b981;
    font-size: 18px;
    flex-shrink: 0;
}

.dci-ticket-action {
    text-align: center;
}

.dci-btn-buy-ticket {
    background: linear-gradient(135deg, var(--dci-orange) 0%, #ff9f1c 100%);
    color: #ffffff !important;
    font-size: 18px;
    font-weight: 800;
    padding: 18px 45px;
    border-radius: 40px;
    text-transform: uppercase;
    text-decoration: none !important;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 10px 30px rgba(238, 140, 28, 0.45);
    transition: all 0.3s ease;
    width: 100%;
    justify-content: center;
}

.dci-btn-buy-ticket:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(238, 140, 28, 0.6);
}

.dci-ticket-guarantee {
    color: var(--dci-text-muted);
    font-size: 13px;
    margin-top: 15px;
}

/* 8. TESTIMONIALS SECTION */
.dci-testi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
}

.dci-testi-card {
    background: #ffffff;
    border: 1px solid var(--dci-card-border);
    border-radius: 18px;
    padding: 35px 30px;
    box-shadow: 0 5px 20px rgba(16, 20, 119, 0.04);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.dci-testi-stars {
    color: #f59e0b;
    font-size: 18px;
    letter-spacing: 2px;
    margin-bottom: 15px;
}

.dci-testi-quote {
    color: var(--dci-text-dark);
    font-size: 15px;
    line-height: 1.65;
    font-style: italic;
    margin-bottom: 25px;
}

.dci-testi-user strong {
    display: block;
    color: var(--dci-navy);
    font-size: 16px;
    font-weight: 700;
}

.dci-testi-user span {
    display: block;
    color: var(--dci-cyan);
    font-size: 13px;
}

/* 9. FAQ ACCORDION */
.dci-faq-accordion {
    max-width: 850px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.dci-faq-item {
    background: #ffffff;
    border: 1px solid var(--dci-card-border);
    border-radius: 14px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.dci-faq-item[open] {
    box-shadow: 0 8px 25px rgba(16, 20, 119, 0.08);
    border-color: var(--dci-cyan);
}

.dci-faq-item summary {
    padding: 20px 25px;
    font-size: 16px;
    font-weight: 700;
    color: var(--dci-navy);
    cursor: pointer;
    list-style: none;
    position: relative;
    user-select: none;
}

.dci-faq-item summary::-webkit-details-marker {
    display: none;
}

.dci-faq-item summary::after {
    content: '\f078';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    right: 25px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--dci-cyan);
    transition: transform 0.3s ease;
}

.dci-faq-item[open] summary::after {
    transform: translateY(-50%) rotate(180deg);
}

.dci-faq-answer {
    padding: 0 25px 22px 25px;
    color: var(--dci-text-muted);
    font-size: 15px;
    line-height: 1.65;
}

.dci-faq-answer p {
    margin: 0;
}

/* 10. FINAL BOTTOM CTA */
.dci-final-cta {
    background-size: cover;
    background-position: center;
    padding: 85px 0;
    text-align: center;
    color: #ffffff;
}

.dci-final-cta-content {
    max-width: 750px;
    margin: 0 auto;
}

.dci-final-sub {
    color: var(--dci-cyan);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 12px;
}

.dci-final-cta h2 {
    color: #ffffff;
    font-size: 34px;
    font-weight: 900;
    line-height: 1.3em;
    margin: 0 0 15px 0;
}

.dci-final-cta p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 17px;
    margin-bottom: 25px;
}

.dci-final-price-tag {
    font-size: 20px;
    margin-bottom: 25px;
    color: #ffffff;
}

.dci-final-price-tag strong {
    color: #ffd166;
    font-size: 28px;
}

.dci-btn-primary.large {
    font-size: 18px;
    padding: 18px 45px;
}

/* 11. STICKY MOBILE BOOKING BAR */
.dci-sticky-bottom-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(16, 20, 119, 0.95);
    backdrop-filter: blur(8px);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding: 12px 20px;
    z-index: 99999;
    box-shadow: 0 -5px 25px rgba(0, 0, 0, 0.2);
}

.dci-sticky-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
    max-width: 600px;
    margin: 0 auto;
}

.dci-sticky-info {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.dci-sticky-name {
    color: #ffffff;
    font-size: 13px;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dci-sticky-price,
.dci-sticky-price span.woocommerce-Price-amount {
    color: #ffd166 !important;
    font-size: 18px !important;
    font-weight: 900 !important;
}

.dci-sticky-btn {
    background: var(--dci-orange);
    color: #ffffff !important;
    font-size: 14px;
    font-weight: 800;
    padding: 10px 20px;
    border-radius: 30px;
    text-transform: uppercase;
    text-decoration: none !important;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 4px 15px rgba(238, 140, 28, 0.4);
}

/* Responsive Styles */
@media (max-width: 991px) {
    .dci-hero-grid {
        flex-direction: column;
        text-align: center;
    }
    .dci-hero-badge-wrap {
        justify-content: center;
    }
    .dci-hero-cta-box {
        justify-content: center;
    }
    .dci-hero-title {
        font-size: 30px;
    }
    .dci-speaker-box {
        flex-direction: column;
    }
    .dci-speaker-image-col {
        flex: 0 0 320px;
        height: 320px;
    }
    .dci-agenda-grid {
        grid-template-columns: 1fr;
    }
    .dci-sticky-bottom-bar {
        display: block;
    }
    .dci-landing-page {
        padding-bottom: 70px;
    }
}

@media (max-width: 600px) {
    .dci-hero-title {
        font-size: 24px;
    }
    .dci-heading {
        font-size: 26px;
    }
    .dci-section {
        padding: 55px 0;
    }
    .dci-tools-grid {
        grid-template-columns: 1fr;
    }
    .dci-speaker-info-col {
        padding: 30px 20px;
    }
    .dci-ticket-body {
        padding: 30px 20px;
    }
}

/* 7b. NHIỀU HẠNG VÉ (BIẾN THỂ WOOCOMMERCE) */
.dci-ticket-grid {
    display: grid;
    gap: 28px;
    align-items: stretch;
    max-width: 1180px;
    margin: 0 auto;
}
.dci-ticket-grid-1 { grid-template-columns: minmax(0, 520px); justify-content: center; }
.dci-ticket-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: 900px; }
.dci-ticket-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.dci-tier-card {
    max-width: none;
    margin: 0;
    position: relative;
    display: flex;
    flex-direction: column;
    border-color: #e2e8f0;
}
.dci-tier-card.is-featured {
    border-color: var(--dci-orange);
    transform: translateY(-8px);
}
.dci-tier-card .dci-ticket-header { padding: 32px 24px; }
.dci-tier-card .dci-ticket-title { font-size: 22px; }
.dci-tier-card .dci-ticket-sale,
.dci-tier-card .dci-ticket-sale span.woocommerce-Price-amount { font-size: 32px !important; }
.dci-tier-card .dci-ticket-body {
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.dci-tier-card .dci-ticket-features { flex: 1; margin-bottom: 28px; }
.dci-tier-card .dci-btn-buy-ticket { font-size: 15px; padding: 16px 20px; }
.dci-tier-ribbon {
    position: absolute;
    top: 14px;
    right: -34px;
    background: var(--dci-orange);
    color: #fff;
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
    padding: 5px 40px;
    transform: rotate(40deg);
    z-index: 2;
}
.dci-tier-desc { color: var(--dci-text-muted); font-size: 14px; margin: 0 0 16px 0; }
.dci-btn-soldout { background: #94a3b8; box-shadow: none; cursor: not-allowed; }
.dci-ticket-guarantee-center { text-align: center; margin-top: 28px; }

@media (max-width: 980px) {
    .dci-ticket-grid-2,
    .dci-ticket-grid-3 { grid-template-columns: minmax(0, 520px); justify-content: center; }
    .dci-tier-card.is-featured { transform: none; }
}

/* =========================================================
   8. DEMO BLOCKS (số liệu / trở ngại / công cụ / giảng viên / lịch trình / cảm nhận / FAQ)
   ========================================================= */
.dci-blk { padding: 70px 0; }
.dci-blk-head { text-align: center; max-width: 820px; margin: 0 auto 44px; }
.dci-blk-eyebrow { display: inline-block; color: var(--dci-cyan); font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; margin-bottom: 10px; }
.dci-blk-title { color: var(--dci-navy); font-size: 34px; font-weight: 800; line-height: 1.3em; margin: 0 0 14px; padding: 0; }
.dci-blk-lead { color: var(--dci-text-muted); font-size: 16px; line-height: 1.7; margin: 0; }
.dci-blk-grid { display: grid; gap: 24px; }
.dci-blk-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.dci-blk-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.dci-blk-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.dci-blk-card { background: #fff; border: 1px solid var(--dci-card-border); border-radius: 16px; padding: 28px 26px; box-shadow: 0 5px 20px rgba(16, 20, 119, .05); transition: transform .3s, box-shadow .3s; }
.dci-blk-card:hover { transform: translateY(-6px); box-shadow: 0 15px 35px rgba(16, 20, 119, .12); }
.dci-blk-card h3 { color: var(--dci-navy); font-size: 18px; font-weight: 700; line-height: 1.4; margin: 0 0 10px; padding: 0; }
.dci-blk-card p { color: var(--dci-text-muted); font-size: 15px; line-height: 1.65; margin: 0; }

/* Số liệu: dải nổi đè lên đáy hero */
.dci-blk-stats-wrap { padding: 0; margin-top: -48px; position: relative; z-index: 5; }
.dci-blk-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); background: linear-gradient(135deg, var(--dci-navy) 0%, var(--dci-blue-accent) 100%); border-radius: 18px; padding: 34px 20px; box-shadow: 0 20px 50px rgba(16, 20, 119, .25); }
.dci-blk-stat { text-align: center; padding: 0 14px; border-right: 1px solid rgba(255, 255, 255, .15); }
.dci-blk-stat:last-child { border-right: 0; }
.dci-blk-stat strong { display: block; color: #fff; font-size: 38px; font-weight: 800; line-height: 1.2; }
.dci-blk-stat span { display: block; color: rgba(255, 255, 255, .8); font-size: 14px; margin-top: 4px; }

.dci-blk-pain { background: var(--dci-bg-light); margin-top: 70px; }
.dci-blk-icon { display: inline-flex; width: 52px; height: 52px; align-items: center; justify-content: center; border-radius: 14px; background: rgba(238, 140, 28, .12); color: var(--dci-orange); font-size: 22px; margin-bottom: 16px; }

.dci-blk-tool-card { position: relative; padding-top: 34px; }
.dci-blk-num { display: block; font-size: 44px; font-weight: 800; line-height: 1; color: rgba(6, 187, 204, .35); margin-bottom: 12px; }

.dci-blk-teacher { background: var(--dci-bg-light); }
.dci-blk-teacher-grid { display: grid; grid-template-columns: 380px minmax(0, 1fr); gap: 50px; align-items: center; }
.dci-blk-teacher-photo img { width: 100%; height: auto; display: block; border-radius: 20px; box-shadow: 0 20px 50px rgba(16, 20, 119, .18); }
.dci-blk-teacher-info .dci-blk-title { font-size: 30px; }
.dci-blk-teacher-name { color: var(--dci-navy); font-size: 24px; font-weight: 700; margin: 0 0 4px; padding: 0; }
.dci-blk-teacher-role { display: block; color: var(--dci-orange); font-weight: 700; margin-bottom: 14px; }
.dci-blk-teacher-info p { color: var(--dci-text-muted); font-size: 16px; line-height: 1.75; margin: 0 0 16px; }
.dci-blk-checks { list-style: none; margin: 0; padding: 0; }
.dci-blk-checks li { display: flex; gap: 10px; align-items: flex-start; color: var(--dci-text-dark); margin-bottom: 10px; line-height: 1.5; }
.dci-blk-checks i { color: #10b981; margin-top: 4px; }

.dci-blk-day { background: #fff; border: 1px solid var(--dci-card-border); border-radius: 16px; padding: 28px; box-shadow: 0 5px 20px rgba(16, 20, 119, .05); }
.dci-blk-day-tag { display: inline-block; background: var(--dci-navy); color: #fff; font-size: 12px; font-weight: 700; letter-spacing: 1px; padding: 5px 14px; border-radius: 20px; }
.dci-blk-day h3 { color: var(--dci-navy); font-size: 20px; font-weight: 700; line-height: 1.4; margin: 12px 0 18px; padding: 0; }
.dci-blk-timeline { list-style: none; margin: 0; padding: 0 0 0 4px; border-left: 2px solid #e2e8f0; }
.dci-blk-timeline li { position: relative; padding: 0 0 20px 22px; }
.dci-blk-timeline li:last-child { padding-bottom: 0; }
.dci-blk-timeline li::before { content: ""; position: absolute; left: -9px; top: 4px; width: 12px; height: 12px; border-radius: 50%; background: var(--dci-orange); border: 2px solid #fff; box-shadow: 0 0 0 2px var(--dci-orange); }
.dci-blk-time { display: block; color: var(--dci-cyan); font-weight: 700; font-size: 13px; margin-bottom: 2px; }
.dci-blk-timeline strong { display: block; color: var(--dci-text-dark); font-size: 15px; line-height: 1.4; }
.dci-blk-timeline p { color: var(--dci-text-muted); font-size: 14px; line-height: 1.55; margin: 3px 0 0; }

.dci-blk-reviews { background: var(--dci-bg-light); }
.dci-blk-stars { display: block; color: var(--dci-orange); font-size: 18px; letter-spacing: 2px; margin-bottom: 12px; }
.dci-blk-quote { font-style: italic; margin-bottom: 18px !important; }
.dci-blk-author { padding-top: 14px; border-top: 1px solid #eef1f6; }
.dci-blk-author strong { display: block; color: var(--dci-navy); font-size: 15px; }
.dci-blk-author span { display: block; color: var(--dci-orange); font-size: 13px; font-weight: 600; }

.dci-blk-faq-list { max-width: 860px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.dci-blk-faq-item { background: #fff; border: 1px solid var(--dci-card-border); border-radius: 12px; padding: 0 22px; transition: box-shadow .2s; }
.dci-blk-faq-item[open] { box-shadow: 0 8px 24px rgba(16, 20, 119, .08); border-color: var(--dci-navy); }
.dci-blk-faq-item summary { cursor: pointer; list-style: none; color: var(--dci-navy); font-weight: 700; font-size: 16px; line-height: 1.5; padding: 18px 30px 18px 0; position: relative; }
.dci-blk-faq-item summary::-webkit-details-marker { display: none; }
.dci-blk-faq-item summary::after { content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%); font-size: 24px; color: var(--dci-orange); }
.dci-blk-faq-item[open] summary::after { content: "–"; }
.dci-blk-faq-item p { color: var(--dci-text-muted); font-size: 15px; line-height: 1.7; margin: 0; padding: 0 0 18px; }

@media (max-width: 980px) {
    .dci-blk { padding: 50px 0; }
    .dci-blk-title { font-size: 26px; }
    .dci-blk-grid-3, .dci-blk-grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .dci-blk-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 24px; }
    .dci-blk-stat:nth-child(2) { border-right: 0; }
    .dci-blk-teacher-grid { grid-template-columns: 1fr; gap: 28px; }
    .dci-blk-teacher-photo { max-width: 340px; margin: 0 auto; }
}
@media (max-width: 640px) {
    .dci-blk-grid-2, .dci-blk-grid-3, .dci-blk-grid-4 { grid-template-columns: 1fr; }
    .dci-blk-stat strong { font-size: 30px; }
    .dci-blk-stats-wrap { margin-top: -30px; }
    .dci-blk-pain { margin-top: 50px; }
}

/* Divi Builder: các block demo nằm trong Divi section + code module -> bỏ khung/padding/nền mặc định của Divi để block tràn đủ chiều ngang */
body .dci-event-entry-content .et_pb_section.et_pb_section:has(.dci-blk),
body:not(.home) .dci-event-entry-content .et_pb_section_0.et_pb_section:first-of-type:has(.dci-blk) {
    background: none !important;
    box-shadow: none !important;
    padding: 0 !important;
    margin: 0 !important;
    overflow: visible !important;
}
body .dci-event-entry-content .et_pb_section:has(.dci-blk)::before,
body:not(.home) .dci-event-entry-content .et_pb_section_0.et_pb_section:first-of-type:has(.dci-blk)::before { display: none !important; }
body .dci-event-entry-content .et_pb_section:has(.dci-blk) .et_pb_row {
    width: 100% !important;
    max-width: none !important;
    padding: 0 !important;
    margin: 0 !important;
}
body .dci-event-entry-content .et_pb_section:has(.dci-blk) .et_pb_column,
body .dci-event-entry-content .et_pb_section:has(.dci-blk) .et_pb_code,
body .dci-event-entry-content .et_pb_section:has(.dci-blk) .et_pb_code_inner {
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
}

/* Khung bao ngoài của Divi (article / builder inner content) giới hạn 1140px: bỏ để các block tràn ngang */
body .dci-event-article.et_pb_post,
body .dci-event-article .dci-event-entry-content,
body .dci-event-article .et_builder_inner_content {
    max-width: none !important;
    width: 100% !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
}

body .dci-event-entry-content #et-boc .et_pb_section.et_pb_section:has(.dci-blk) .et_pb_row.et_pb_row {
    width: 100% !important;
    max-width: none !important;
    margin-left: auto !important;
    margin-right: auto !important;
}