/* ═══════════════════════════════════════════════════════════════
   LANDING PAGE V2 - Visual Refinements
   Shared across all /landing/*.html pages
   Overrides and enhances inline page styles
   ═══════════════════════════════════════════════════════════════ */

/* ─── TYPOGRAPHY HIERARCHY (Golden Ratio Scale) ─── */

.landing-hero .page-badge {
    display: inline-block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--terminal-green);
    background: rgba(0, 255, 136, 0.08);
    border: 1px solid rgba(0, 255, 136, 0.2);
    padding: 8px 20px;
    border-radius: 100px;
    margin-bottom: 28px;
}

.landing-title {
    font-family: 'Syne', system-ui, sans-serif;
    font-size: clamp(3.2rem, 6.5vw, 5.5rem) !important;
    font-weight: 900 !important;
    line-height: 0.98 !important;
    letter-spacing: -0.03em;
    margin-bottom: 28px !important;
}

.landing-title .gradient,
.landing-title span[style*="color"] {
    background: linear-gradient(135deg, var(--terminal-green) 0%, #00cc6a 40%, #00aaff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.landing-subtitle {
    font-size: clamp(1.2rem, 2vw, 1.5rem) !important;
    line-height: 1.7 !important;
    color: rgba(255, 255, 255, 0.65) !important;
    max-width: 700px !important;
    margin-bottom: 44px !important;
}

.section-header .section-title,
.section-header h2 {
    font-family: 'Syne', system-ui, sans-serif;
    font-size: clamp(2.2rem, 4vw, 3.4rem);
    font-weight: 800;
    letter-spacing: -0.025em;
    line-height: 1.05;
    margin-bottom: clamp(2rem, 4vw, 4rem);
}

.section-header .page-badge {
    display: inline-block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--terminal-green);
    margin-bottom: 20px;
}

/* ─── BUTTON HIERARCHY ─── */

/* Hero CTA - Primary action, largest */
.landing-hero .btn.primary.large {
    font-size: 1.15rem;
    font-weight: 700;
    padding: 20px 44px;
    border-radius: 12px;
    background: var(--terminal-green);
    color: #000;
    border: none;
    letter-spacing: 0.01em;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 24px rgba(0, 255, 136, 0.25);
}

.landing-hero .btn.primary.large:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 40px rgba(0, 255, 136, 0.35);
    background: #00ff88;
}

/* Secondary hero button - toned down */
.landing-hero .btn.whatsapp,
.landing-hero .btn.zalo {
    font-size: 0.95rem;
    padding: 16px 28px;
    border-radius: 12px;
    opacity: 0.9;
}

/* Section-level CTA - medium emphasis */
.cta-section .btn.primary,
.cta-section .btn.primary.large {
    font-size: 1rem;
    padding: 16px 36px;
    border-radius: 10px;
    background: var(--terminal-green);
    color: #000;
    font-weight: 600;
    box-shadow: 0 4px 20px rgba(0, 255, 136, 0.2);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.cta-section .btn.primary:hover,
.cta-section .btn.primary.large:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 255, 136, 0.3);
}

/* Card-level CTA - smallest */
.benefit-card .btn,
.pricing-card .btn,
.use-case-card .btn {
    font-size: 0.9rem;
    padding: 12px 24px;
    border-radius: 8px;
}

/* ─── SECTION SPACING RHYTHM ─── */

.landing-hero {
    min-height: 100vh !important;
    min-height: 100svh !important;
    padding: 140px 0 100px !important;
}

.landing-hero .container {
    max-width: 1100px;
}

/* Alternating section padding for visual rhythm */
main.main > section:nth-child(odd) {
    padding: 120px 0;
}

main.main > section:nth-child(even) {
    padding: 110px 0;
}

/* Larger breathing room before CTA sections */
.cta-section {
    padding: 96px !important;
    margin: 120px 0 !important;
    border-radius: 24px !important;
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.08), rgba(0, 255, 136, 0.02)) !important;
    border: 1px solid rgba(0, 255, 136, 0.15) !important;
}

.cta-title {
    font-family: 'Syne', system-ui, sans-serif;
    font-size: clamp(2.2rem, 4vw, 3.2rem) !important;
    font-weight: 800 !important;
    letter-spacing: -0.02em;
    margin-bottom: 24px !important;
}

.cta-desc {
    font-size: 1.2rem !important;
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.55) !important;
    margin-bottom: 36px !important;
}

/* ─── STATS ROW ─── */

.stats-row {
    padding: 56px 48px !important;
    border-radius: 20px !important;
    background: rgba(0, 255, 136, 0.03) !important;
    border: 1px solid rgba(0, 255, 136, 0.1) !important;
    margin: 0 !important;
}

.stat-value {
    font-size: clamp(2.6rem, 4.5vw, 3.8rem) !important;
    font-weight: 800 !important;
    color: var(--terminal-green) !important;
    font-family: 'JetBrains Mono', monospace !important;
    position: relative;
    display: inline-block;
}

.stat-value::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 10%;
    width: 80%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--terminal-green), transparent);
    opacity: 0.4;
}

.stat-label {
    font-size: 0.9rem !important;
    color: rgba(255, 255, 255, 0.5) !important;
    margin-top: 12px !important;
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

/* ─── BENEFIT / FEATURE CARDS ─── */

.benefit-card,
.use-case-card {
    background: rgba(8, 12, 20, 0.6) !important;
    border: 1px solid rgba(255, 255, 255, 0.06) !important;
    border-radius: 20px !important;
    padding: 40px !important;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1) !important;
    position: relative;
    overflow: hidden;
}

.benefit-card::before,
.use-case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0), transparent);
    transition: all 0.4s ease;
}

.benefit-card:hover,
.use-case-card:hover {
    border-color: rgba(0, 255, 136, 0.15) !important;
    transform: translateY(-6px) !important;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 255, 136, 0.05);
}

.benefit-card:hover::before,
.use-case-card:hover::before {
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.4), transparent);
}

.benefit-title,
.use-case-title {
    font-family: 'Syne', system-ui, sans-serif;
    font-size: 1.4rem !important;
    font-weight: 700 !important;
    letter-spacing: -0.01em;
}

.benefit-desc,
.use-case-desc {
    font-size: 1.05rem !important;
    line-height: 1.7 !important;
    color: rgba(255, 255, 255, 0.55) !important;
}

.benefit-icon,
.use-case-icon {
    font-size: 2.4rem !important;
    margin-bottom: 20px !important;
    display: block;
    width: 56px;
    height: 56px;
    line-height: 56px;
    text-align: center;
    background: rgba(0, 255, 136, 0.06);
    border-radius: 14px;
    border: 1px solid rgba(0, 255, 136, 0.1);
}

.use-case-result {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem !important;
    letter-spacing: 0.03em;
}

/* ─── SERVICE ROWS (Alternating Layout) ─── */

.service-row {
    gap: 80px !important;
    margin-bottom: 100px !important;
    align-items: start !important;
}

.service-content h3 {
    font-family: 'Syne', system-ui, sans-serif;
    font-size: 2.2rem !important;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 16px !important;
}

.service-content p {
    font-size: 1.1rem;
    line-height: 1.8 !important;
    color: rgba(255, 255, 255, 0.55);
}

.service-content li {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.6);
    padding: 8px 0 !important;
    padding-left: 28px !important;
}

.service-content li::before {
    color: var(--terminal-green) !important;
    font-size: 0.9rem;
}

.service-visual {
    border-radius: 20px !important;
    background: rgba(8, 12, 20, 0.5) !important;
    border: 1px solid rgba(255, 255, 255, 0.06) !important;
    min-height: 280px !important;
}

/* ─── PRICING CARDS ─── */

.pricing-card {
    background: rgba(8, 12, 20, 0.6) !important;
    border: 1px solid rgba(255, 255, 255, 0.06) !important;
    border-radius: 20px !important;
    padding: 44px !important;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.pricing-card.featured {
    border-color: rgba(0, 255, 136, 0.25) !important;
    background: rgba(0, 255, 136, 0.03) !important;
    transform: scale(1.03) !important;
}

.pricing-card.featured::before {
    background: var(--terminal-green) !important;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem !important;
    letter-spacing: 0.12em;
    padding: 6px 18px !important;
    border-radius: 100px !important;
}

.pricing-card:hover {
    transform: translateY(-4px);
    border-color: rgba(0, 255, 136, 0.12);
}

.pricing-card.featured:hover {
    transform: scale(1.03) translateY(-4px) !important;
}

.pricing-title {
    font-family: 'Syne', system-ui, sans-serif;
    font-weight: 600 !important;
}

.pricing-price {
    font-family: 'JetBrains Mono', monospace;
    font-size: 3.2rem !important;
    color: var(--terminal-green) !important;
}

.pricing-features li {
    border-bottom-color: rgba(255, 255, 255, 0.04) !important;
    color: rgba(255, 255, 255, 0.6) !important;
    font-size: 0.95rem !important;
    padding: 12px 0 !important;
}

/* ─── TESTIMONIALS ─── */

.testimonial-card {
    background: rgba(8, 12, 20, 0.5) !important;
    border: 1px solid rgba(255, 255, 255, 0.06) !important;
    border-radius: 20px !important;
    padding: 40px !important;
}

.testimonial-card::before {
    color: var(--terminal-green) !important;
    font-size: 3.5rem !important;
    opacity: 0.2 !important;
}

.testimonial-text {
    font-size: 1.1rem !important;
    line-height: 1.8 !important;
    color: rgba(255, 255, 255, 0.65) !important;
}

.testimonial-avatar {
    background: linear-gradient(135deg, var(--terminal-green), #00cc6a) !important;
    width: 48px !important;
    height: 48px !important;
    font-size: 0.95rem;
}

.testimonial-info h4 {
    font-size: 1.05rem !important;
    font-weight: 700;
}

.testimonial-info p {
    font-size: 0.8rem !important;
    color: rgba(255, 255, 255, 0.4) !important;
}

/* ─── FAQ SECTION ─── */

.faq-item {
    border-bottom-color: rgba(255, 255, 255, 0.06) !important;
}

.faq-question {
    font-family: 'Syne', system-ui, sans-serif;
    font-size: 1.15rem !important;
    font-weight: 700;
    padding: 24px 0 !important;
    color: rgba(255, 255, 255, 0.85);
    transition: color 0.3s ease;
}

.faq-question:hover {
    color: var(--terminal-green);
}

.faq-question::after {
    color: var(--terminal-green) !important;
    font-size: 1.3rem !important;
    font-weight: 300;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    color: rgba(255, 255, 255, 0.55) !important;
    font-size: 1.05rem;
    line-height: 1.8 !important;
    padding-bottom: 24px !important;
}

/* ─── TRUST BADGES ─── */

.trust-badges {
    gap: 28px !important;
    margin-top: 48px !important;
    padding-top: 32px !important;
    border-top: 1px solid rgba(255, 255, 255, 0.06) !important;
}

.trust-badge {
    font-size: 0.95rem !important;
    color: rgba(255, 255, 255, 0.5) !important;
    font-weight: 600;
    letter-spacing: 0.01em;
}

/* ─── MID-PAGE CTA BANNER ─── */

.mid-cta-banner {
    background: rgba(0, 255, 136, 0.03) !important;
    border: 1px solid rgba(0, 255, 136, 0.1) !important;
    border-radius: 20px !important;
    padding: 44px 48px !important;
}

.mid-cta-content h3 {
    font-family: 'Syne', system-ui, sans-serif;
    font-size: 1.6rem !important;
    font-weight: 700;
}

.mid-cta-content p {
    color: rgba(255, 255, 255, 0.5) !important;
    font-size: 0.95rem;
}

/* ─── FLOATING CONTACT - More subtle ─── */

.floating-contact {
    bottom: 24px !important;
    right: 24px !important;
}

.floating-btn {
    width: 54px !important;
    height: 54px !important;
    font-size: 1.4rem !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4) !important;
    animation: none !important;
    opacity: 0.85;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.floating-btn:hover {
    opacity: 1;
    transform: scale(1.1) !important;
    box-shadow: 0 6px 30px rgba(0, 0, 0, 0.5) !important;
}

/* ─── ROI CALCULATOR ─── */

.roi-calculator {
    background: rgba(8, 12, 20, 0.6) !important;
    border: 1px solid rgba(255, 255, 255, 0.06) !important;
    border-radius: 24px !important;
    padding: 56px !important;
}

.roi-calculator h3 {
    font-family: 'Syne', system-ui, sans-serif;
    font-size: 1.8rem !important;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.roi-input-group input,
.roi-input-group select {
    background: rgba(0, 0, 0, 0.4) !important;
    border: 1px solid rgba(255, 255, 255, 0.08) !important;
    border-radius: 10px !important;
    padding: 14px 16px !important;
    font-size: 1rem !important;
    transition: all 0.3s ease;
}

.roi-input-group input:focus,
.roi-input-group select:focus {
    border-color: rgba(0, 255, 136, 0.4) !important;
    box-shadow: 0 0 24px rgba(0, 255, 136, 0.1) !important;
}

.roi-input-group label {
    font-size: 0.82rem !important;
    font-weight: 500;
    letter-spacing: 0.03em;
    color: rgba(255, 255, 255, 0.5) !important;
    text-transform: uppercase;
}

.roi-result-item {
    background: rgba(0, 255, 136, 0.03) !important;
    border: 1px solid rgba(0, 255, 136, 0.1) !important;
    border-radius: 16px !important;
    padding: 28px !important;
}

.roi-result-value {
    font-size: clamp(1.8rem, 3vw, 2.5rem) !important;
}

/* ─── FORM STYLING ─── */

.form-landing .form-input,
.form-landing .form-select,
.form-landing .form-textarea {
    background: rgba(0, 0, 0, 0.4) !important;
    border: 1px solid rgba(255, 255, 255, 0.08) !important;
    border-radius: 10px !important;
    padding: 14px 16px !important;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    color: var(--text-primary);
}

.form-landing .form-input:focus,
.form-landing .form-select:focus,
.form-landing .form-textarea:focus {
    border-color: rgba(0, 255, 136, 0.4) !important;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.08);
    outline: none;
}

.form-landing label {
    font-size: 0.82rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.03em;
    text-transform: uppercase;
    margin-bottom: 8px;
    display: block;
}

/* ─── PORTFOLIO CARDS (Shopify-specific) ─── */

.portfolio-card {
    background: rgba(8, 12, 20, 0.6) !important;
    border: 1px solid rgba(255, 255, 255, 0.06) !important;
    border-radius: 20px !important;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.portfolio-card:hover {
    border-color: rgba(0, 255, 136, 0.15);
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.portfolio-image {
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.08), rgba(0, 0, 0, 0.3)) !important;
}

.portfolio-tag {
    color: var(--terminal-green) !important;
    font-family: 'JetBrains Mono', monospace;
    letter-spacing: 0.1em;
}

.portfolio-stat-value {
    color: var(--terminal-green) !important;
    font-family: 'JetBrains Mono', monospace;
}

/* ─── TRUST SECTION ─── */

.trust-section {
    background: rgba(0, 0, 0, 0.15) !important;
    padding: 64px 0 !important;
}

.trust-logo-item {
    opacity: 0.6 !important;
}

.trust-logo-item:hover {
    opacity: 1 !important;
    transform: scale(1.05) !important;
}

/* ─── SOCIAL PROOF BOTTOM ─── */

.social-proof-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.04) !important;
    padding: 64px 0 !important;
}

/* ─── PROCESS / STEPS SECTIONS ─── */

.process-grid,
.steps-grid {
    gap: 32px;
}

/* ─── RESPONSIVE REFINEMENTS ─── */

@media (max-width: 1200px) {
    .service-row {
        gap: 48px !important;
    }
}

@media (max-width: 900px) {
    .service-row {
        grid-template-columns: 1fr !important;
        gap: 40px !important;
    }

    .pricing-grid {
        grid-template-columns: 1fr !important;
        max-width: 440px;
        margin-left: auto;
        margin-right: auto;
    }

    .pricing-card.featured {
        transform: none !important;
    }

    .pricing-card.featured:hover {
        transform: translateY(-4px) !important;
    }
}

@media (max-width: 768px) {
    .landing-hero {
        padding: 110px 0 70px !important;
        min-height: 100vh !important;
        min-height: 100svh !important;
    }

    .landing-title {
        font-size: clamp(2.4rem, 9vw, 3.2rem) !important;
    }

    .stats-row {
        padding: 36px 28px !important;
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 24px !important;
    }

    .stat-value {
        font-size: 2.2rem !important;
    }

    .cta-section {
        padding: 56px 32px !important;
        margin: 72px 0 !important;
    }

    .cta-title {
        font-size: 2rem !important;
        margin-bottom: 16px !important;
    }

    .benefits-grid,
    .use-cases-grid {
        grid-template-columns: 1fr !important;
    }

    .benefit-card,
    .use-case-card {
        padding: 32px !important;
    }

    .roi-calculator {
        padding: 36px 28px !important;
    }

    .mid-cta-banner {
        padding: 32px !important;
        flex-direction: column;
        text-align: center;
    }

    .mid-cta-buttons {
        justify-content: center;
    }

    .trust-badges {
        gap: 16px !important;
    }

    .trust-badge {
        font-size: 0.88rem !important;
    }

    main.main > section:nth-child(odd),
    main.main > section:nth-child(even) {
        padding: 64px 0;
    }

    .container {
        padding-left: 24px !important;
        padding-right: 24px !important;
    }
}

@media (max-width: 480px) {
    .landing-hero {
        padding: 100px 0 60px !important;
    }

    .landing-title {
        font-size: 2.2rem !important;
    }

    .landing-subtitle {
        font-size: 1.1rem !important;
    }

    .stats-row {
        grid-template-columns: 1fr !important;
    }

    .floating-btn {
        width: 48px !important;
        height: 48px !important;
        font-size: 1.2rem !important;
    }
}