/* ===================================================================
   LINKANDBOOK LANDING PAGE — Complete Rebuild (2026-03-14)
   Design: White + Silver/Gold accent, Inter font, glassmorphism
   =================================================================== */

/* --- 1. CSS VARIABLES --- */
:root {
    --gold-dark: #8E6E34;
    --gold-mid: #b88a44;
    --gold-bright: #d4af37;
    --gold-light: #e6c35c;
    --gold-glow: rgba(212, 175, 55, 0.25);
    --gold-glow-strong: rgba(212, 175, 55, 0.45);

    --text-primary: #111111;
    --text-secondary: #555555;
    --text-muted: #888888;

    --bg-white: #ffffff;
    --bg-light: #f8f9fa;
    --bg-subtle: #f1f3f5;
    --border-light: #e9ecef;
    --border-silver: #dee2e6;

    --radius-sm: 0.75rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    --radius-pill: 50px;

    --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.06);
    --shadow-lg: 0 16px 48px rgba(0,0,0,0.08);
    --shadow-gold: 0 12px 36px rgba(184, 138, 68, 0.18);

    --transition-fast: 0.2s ease;
    --transition-base: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-bounce: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* --- 2. BASE --- */
*,
*::before,
*::after { box-sizing: border-box; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-white);
    color: var(--text-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

::selection {
    background: var(--gold-light);
    color: var(--text-primary);
}

.section-pad { padding: 5rem 0; }
.section-pad-lg { padding: 7rem 0; }

/* --- 3. GOLD TEXT GRADIENT --- */
.text-gradient-gold {
    background: linear-gradient(120deg, var(--gold-dark) 0%, var(--gold-light) 50%, var(--gold-dark) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-weight: 800;
}

.text-gradient-gold-animated {
    background: linear-gradient(120deg, var(--gold-dark) 0%, var(--gold-light) 50%, var(--gold-dark) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-weight: 800;
    animation: gold-shimmer 3s linear infinite;
}

@keyframes gold-shimmer {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

.text-gold { color: var(--gold-mid); }

.text-gold-icon {
    color: var(--gold-bright);
    text-shadow: 0 0 8px rgba(212, 175, 55, 0.3);
}

/* --- 4. NAVBAR --- */
.navbar-lab {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
    padding: 0.75rem 0;
    transition: var(--transition-base);
}

.navbar-lab.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.navbar-lab .navbar-brand {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

.navbar-lab .nav-link {
    font-weight: 600;
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    transition: var(--transition-fast);
    font-size: 0.95rem;
}

.navbar-lab .nav-link:hover { color: var(--gold-mid); }

.btn-nav-login {
    background: transparent;
    border: 1.5px solid var(--border-silver);
    color: var(--text-primary);
    font-weight: 700;
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-pill);
    font-size: 0.9rem;
    transition: var(--transition-base);
}

.btn-nav-login:hover {
    border-color: var(--gold-mid);
    color: var(--gold-mid);
}

.btn-nav-cta {
    background: var(--text-primary);
    color: var(--bg-white);
    font-weight: 700;
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-pill);
    border: none;
    font-size: 0.9rem;
    transition: var(--transition-base);
}

.btn-nav-cta:hover {
    background: var(--gold-mid);
    color: var(--bg-white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-gold);
}

/* --- 5. HERO SECTION --- */
.hero-section {
    padding-top: 8rem;
    padding-bottom: 5rem;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: -150px;
    left: -150px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.04) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-title {
    font-size: clamp(2.5rem, 5.5vw, 4.25rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -1.5px;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 680px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-pill);
    padding: 0.45rem 1.25rem;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    box-shadow: var(--shadow-sm);
}

.hero-badge i { color: var(--gold-bright); }

/* Hero CTA buttons */
.btn-hero-primary {
    background: var(--text-primary);
    color: var(--bg-white);
    font-weight: 700;
    padding: 0.9rem 2.25rem;
    border-radius: var(--radius-pill);
    border: 2px solid var(--text-primary);
    font-size: 1rem;
    transition: var(--transition-base);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-hero-primary:hover {
    background: var(--gold-mid);
    border-color: var(--gold-mid);
    color: var(--bg-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.btn-hero-secondary {
    background: transparent;
    color: var(--text-primary);
    font-weight: 700;
    padding: 0.9rem 2.25rem;
    border-radius: var(--radius-pill);
    border: 2px solid var(--border-silver);
    font-size: 1rem;
    transition: var(--transition-base);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-hero-secondary:hover {
    border-color: var(--gold-mid);
    color: var(--gold-mid);
    transform: translateY(-2px);
}

/* Demo box */
.demo-box {
    background: var(--bg-white);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    max-width: 480px;
}

.demo-box-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    font-weight: 800;
    letter-spacing: 1.5px;
    color: var(--text-muted);
}

/* --- 6. SECTION HEADERS --- */
.section-label {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.section-label::before,
.section-label::after {
    content: '';
    width: 32px;
    height: 1px;
    background: var(--border-silver);
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1.15;
    color: var(--text-primary);
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 700px;
    margin: 0 auto;
}

/* --- 7. FEATURE CARDS (Main 5 AI Features) --- */
.feature-card-v2 {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card-v2::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gold-dark), var(--gold-light), var(--gold-dark));
    opacity: 0;
    transition: var(--transition-base);
}

.feature-card-v2:hover {
    border-color: var(--gold-mid);
    transform: translateY(-6px);
    box-shadow: var(--shadow-gold);
}

.feature-card-v2:hover::before { opacity: 1; }

.feature-icon-circle {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--bg-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    color: var(--gold-mid);
    margin-bottom: 1.5rem;
    transition: var(--transition-base);
}

.feature-card-v2:hover .feature-icon-circle {
    background: rgba(212, 175, 55, 0.1);
    transform: scale(1.08);
}

.feature-card-v2 h3 {
    font-size: 1.35rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
}

.feature-card-v2 p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.65;
}

.feature-check-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-check-list li {
    padding: 0.35rem 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.feature-check-list li i {
    color: var(--gold-mid);
    margin-top: 3px;
    flex-shrink: 0;
}

.btn-learn-more {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-primary);
    text-decoration: none;
    border: none;
    background: none;
    padding: 0;
    cursor: pointer;
    transition: var(--transition-fast);
    margin-top: auto;
    padding-top: 1.25rem;
}

.btn-learn-more:hover { color: var(--gold-mid); }
.btn-learn-more i { transition: transform 0.2s ease; }
.btn-learn-more:hover i { transform: translateX(4px); }

/* --- 8. OPERATIONAL CARDS (Colored themes) --- */
.op-card-v2 {
    background: var(--bg-white);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--radius-lg);
    padding: 2rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    cursor: pointer;
    transition: var(--transition-base);
}

.op-card-v2:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.op-icon-circle {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    margin-bottom: 1.25rem;
    transition: var(--transition-base);
}

.op-card-v2:hover .op-icon-circle { transform: scale(1.1); }

/* Theme colors */
.theme-blue .op-icon-circle { background: rgba(13, 110, 253, 0.1); color: #0d6efd; }
.theme-blue:hover { border-color: rgba(13, 110, 253, 0.3); box-shadow: 0 15px 35px rgba(13, 110, 253, 0.12); }
.theme-blue .op-cta { color: #0d6efd; }

.theme-green .op-icon-circle { background: rgba(25, 135, 84, 0.1); color: #198754; }
.theme-green:hover { border-color: rgba(25, 135, 84, 0.3); box-shadow: 0 15px 35px rgba(25, 135, 84, 0.12); }
.theme-green .op-cta { color: #198754; }

.theme-gold .op-icon-circle { background: rgba(214, 158, 46, 0.1); color: #d69e2e; }
.theme-gold:hover { border-color: rgba(214, 158, 46, 0.3); box-shadow: 0 15px 35px rgba(214, 158, 46, 0.12); }
.theme-gold .op-cta { color: #d69e2e; }

.theme-red .op-icon-circle { background: rgba(220, 53, 69, 0.1); color: #dc3545; }
.theme-red:hover { border-color: rgba(220, 53, 69, 0.3); box-shadow: 0 15px 35px rgba(220, 53, 69, 0.12); }
.theme-red .op-cta { color: #dc3545; }

.op-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 700;
    font-size: 0.85rem;
    text-decoration: none;
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--border-light);
}

.op-cta i { transition: transform 0.2s ease; }
.op-card-v2:hover .op-cta i { transform: translateX(4px); }

/* --- 9. INDUSTRY CARDS --- */
.industry-card-v2 {
    background: var(--bg-white);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: var(--radius-lg);
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: var(--transition-base);
    -webkit-tap-highlight-color: transparent;
}

.industry-card-v2:hover {
    transform: translateY(-6px) scale(1.01);
    border-color: var(--gold-mid);
    box-shadow: var(--shadow-gold);
}

.industry-img-wrap {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.industry-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.industry-card-v2:hover .industry-img-wrap img { transform: scale(1.06); }

.industry-img-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.75) 0%, transparent 60%);
}

.industry-img-title {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.25rem;
}

.industry-img-title h4 {
    color: #fff;
    font-weight: 800;
    font-size: 1.2rem;
    margin: 0;
}

.industry-badge {
    display: inline-block;
    font-size: 0.72rem;
    background: var(--bg-subtle);
    color: var(--text-secondary);
    padding: 0.3rem 0.7rem;
    border-radius: var(--radius-pill);
    font-weight: 600;
    margin: 0 0.25rem 0.4rem 0;
    border: 1px solid var(--border-light);
}

.btn-industry {
    background: var(--bg-white);
    border: 1.5px solid var(--border-silver);
    color: var(--text-primary);
    font-weight: 700;
    padding: 0.6rem 1.25rem;
    border-radius: var(--radius-pill);
    font-size: 0.85rem;
    transition: var(--transition-base);
    width: 100%;
    text-align: center;
    cursor: pointer;
}

.btn-industry:hover {
    border-color: var(--gold-mid);
    box-shadow: 0 0 16px var(--gold-glow);
    transform: scale(1.03);
}

/* --- 10. PRICING SECTION --- */
.pricing-glass {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.pricing-stat-card {
    background: var(--bg-subtle);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 2rem 1.5rem;
    text-align: center;
    transition: var(--transition-base);
    height: 100%;
}

.pricing-stat-card:hover {
    border-color: var(--gold-light);
    transform: scale(1.04);
    box-shadow: 0 16px 40px var(--gold-glow);
}

.pricing-stat-card .stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1;
}

.pricing-stat-card .stat-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 700;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

.btn-pricing-main {
    background: var(--bg-white);
    border: 2px solid var(--border-light);
    padding: 1rem 2.5rem;
    border-radius: var(--radius-pill);
    font-weight: 800;
    font-size: 1.05rem;
    transition: var(--transition-base);
    cursor: pointer;
}

.btn-pricing-main:hover {
    border-color: var(--gold-light);
    transform: translateY(-3px);
    box-shadow: 0 12px 30px var(--gold-glow);
}

/* Pricing modal cards */
.plan-card {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    transition: var(--transition-base);
    height: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
}

.plan-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
}

.plan-card.featured {
    border: 2px solid var(--gold-light);
    box-shadow: 0 16px 40px var(--gold-glow);
    z-index: 2;
}

.plan-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(90deg, var(--gold-dark), var(--gold-light), var(--gold-dark));
    color: #fff;
    padding: 0.4rem 1.25rem;
    border-radius: var(--radius-pill);
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
    box-shadow: 0 4px 12px rgba(184, 138, 68, 0.3);
}

.btn-plan {
    background: var(--bg-white);
    border: 2px solid var(--border-silver);
    color: var(--text-secondary);
    font-weight: 700;
    padding: 0.75rem;
    border-radius: var(--radius-pill);
    transition: var(--transition-bounce);
    width: 100%;
    text-align: center;
    text-decoration: none;
    display: block;
    margin-top: auto;
}

.btn-plan:hover {
    border-color: var(--gold-light);
    box-shadow: 0 10px 25px var(--gold-glow);
    transform: scale(1.04);
    color: var(--gold-mid);
}

/* --- 11. TESTIMONIALS MARQUEE --- */
.marquee-wrapper {
    overflow: hidden;
    white-space: nowrap;
    padding: 3rem 0;
    mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
}

.marquee-track {
    display: inline-flex;
    gap: 1.5rem;
    animation: marquee-scroll 50s linear infinite;
}

.marquee-wrapper:hover .marquee-track { animation-play-state: paused; }

@keyframes marquee-scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.testimonial-card-v2 {
    width: 360px;
    background: var(--bg-subtle);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    white-space: normal;
    transition: var(--transition-base);
    flex-shrink: 0;
}

.testimonial-card-v2:hover {
    transform: scale(1.05);
    background: var(--bg-white);
    border-color: var(--gold-light);
    box-shadow: 0 20px 50px var(--gold-glow);
    z-index: 10;
}

/* --- 12. FAQ ACCORDION --- */
.faq-accordion .accordion-item {
    border: none;
    background: transparent;
    margin-bottom: 0.75rem;
}

.faq-accordion .accordion-button {
    background: var(--bg-subtle);
    border-radius: var(--radius-md) !important;
    font-weight: 700;
    color: var(--text-primary);
    padding: 1.25rem 1.5rem;
    border: 1px solid var(--border-light);
    box-shadow: none !important;
    transition: var(--transition-base);
    font-size: 0.95rem;
}

.faq-accordion .accordion-button:not(.collapsed) {
    background: var(--bg-white);
    color: var(--gold-mid);
    border-color: var(--gold-light);
    box-shadow: 0 6px 20px var(--gold-glow) !important;
}

.faq-accordion .accordion-button::after { transition: transform 0.3s ease; }

.faq-accordion .accordion-body {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* --- 13. ADDITIONAL FEATURES GRID --- */
.extra-feature-card {
    background: var(--bg-white);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 2rem;
    text-align: center;
    transition: var(--transition-base);
    height: 100%;
}

.extra-feature-card:hover {
    border-color: #00adef;
    transform: translateY(-8px);
    box-shadow: 0 16px 36px rgba(0, 173, 239, 0.12);
}

.extra-feature-icon {
    font-size: 2.75rem;
    color: #adb5bd;
    transition: var(--transition-base);
    margin-bottom: 1rem;
}

.extra-feature-card:hover .extra-feature-icon {
    color: #00adef;
    transform: scale(1.15);
}

/* --- 14. INDUSTRY MINI ICONS (Solutions Tailored) --- */
.industry-mini-card {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-base);
}

.industry-mini-card:hover {
    border-color: var(--gold-mid);
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
}

.industry-mini-card i {
    font-size: 1.75rem;
    display: block;
    margin-bottom: 0.5rem;
}

.industry-mini-card span {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-secondary);
}

/* --- 15. COMPLETE BUSINESS CONTROL CARDS --- */
.control-card {
    background: var(--bg-subtle);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 2rem;
    height: 100%;
    transition: var(--transition-base);
}

.control-card:hover {
    background: var(--bg-white);
    border-color: var(--gold-mid);
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(142, 110, 52, 0.12);
}

.control-card i.control-icon {
    font-size: 2.25rem;
    color: var(--gold-bright);
    margin-bottom: 1rem;
    display: block;
}

.control-card h4 {
    font-weight: 800;
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}

/* --- 16. FOOTER --- */
.footer-lab {
    background: var(--bg-subtle);
    border-top: 1px solid var(--border-light);
    padding: 4rem 0 2rem;
}

.footer-lab h5 {
    font-weight: 800;
    font-size: 1.3rem;
}

.footer-lab h6 {
    font-weight: 800;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
}

.footer-lab a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.footer-lab a:hover { color: var(--gold-mid); }

.footer-social {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
    font-size: 1rem;
    transition: var(--transition-bounce);
}

.footer-social:hover {
    color: var(--gold-bright);
    border-color: var(--gold-light);
    transform: scale(1.15);
    box-shadow: 0 4px 12px var(--gold-glow);
}

/* --- 17. OFFCANVAS PANELS --- */
.offcanvas-lab {
    width: 420px;
    transition: transform 300ms cubic-bezier(0.22, 1, 0.36, 1);
    border-left: none;
}

.offcanvas-lab .offcanvas-header {
    border-bottom: 1px solid var(--border-light);
}

.offcanvas-lab .offcanvas-title { font-weight: 800; }

.offcanvas-lab .info-block {
    background: var(--bg-subtle);
    border-radius: var(--radius-sm);
    padding: 1.25rem;
    margin-bottom: 1rem;
}

.offcanvas-lab .info-block-gold {
    background: var(--bg-white);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-left: 3px solid var(--gold-mid);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    padding: 1.25rem;
    margin-bottom: 1rem;
}

.offcanvas-lab .timeline-step {
    position: relative;
    padding-left: 1.5rem;
    padding-bottom: 0.75rem;
    border-left: 2px solid var(--border-light);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.offcanvas-lab .timeline-step::before {
    content: '';
    position: absolute;
    left: -6px;
    top: 4px;
    width: 10px;
    height: 10px;
    background: var(--gold-mid);
    border-radius: 50%;
    border: 2px solid var(--bg-white);
    box-shadow: 0 0 0 1px var(--gold-mid);
}

/* Offcanvas staggered reveal */
.offcanvas.show .reveal { animation: revealUp 0.45s ease forwards; opacity: 0; }
.offcanvas.show .reveal.d1 { animation-delay: 80ms; }
.offcanvas.show .reveal.d2 { animation-delay: 150ms; }
.offcanvas.show .reveal.d3 { animation-delay: 220ms; }
.offcanvas.show .reveal.d4 { animation-delay: 300ms; }

@keyframes revealUp {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- 18. MODAL (Bottom Sheet on mobile) --- */
.modal-lab .modal-content {
    border: none;
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.modal-lab .step-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1rem;
    margin: 0 auto 0.75rem;
}

@media (max-width: 768px) {
    .modal-lab .modal-dialog {
        align-items: flex-end;
        margin: 0;
        max-width: 100%;
        height: 100%;
    }

    .modal-lab .modal-content {
        border-radius: 20px 20px 0 0 !important;
        min-height: 55vh;
    }

    .modal-lab.fade .modal-dialog { transform: translate(0, 100%); }
    .modal-lab.show .modal-dialog { transform: none; }
}

/* --- 19. UTILITY --- */
.hover-lift { transition: var(--transition-base); }
.hover-lift:hover { transform: translateY(-3px); }

.bg-section-light { background: var(--bg-light); }
.bg-section-subtle { background: var(--bg-subtle); }

/* --- 20. RESPONSIVE --- */
@media (max-width: 768px) {
    .hero-section { padding-top: 6.5rem; padding-bottom: 3rem; }
    .section-pad { padding: 3.5rem 0; }
    .section-pad-lg { padding: 4.5rem 0; }
    .offcanvas-lab { width: 100%; }
    .hero-title { letter-spacing: -0.5px; }
    .btn-hero-primary,
    .btn-hero-secondary { width: 100%; justify-content: center; }
}

@media (max-width: 576px) {
    .demo-box { margin: 0 0.5rem; }
}

/* Mobile touch active states */
@media (hover: none) {
    .feature-card-v2:active,
    .op-card-v2:active,
    .industry-card-v2:active,
    .extra-feature-card:active {
        transform: scale(0.98);
    }
}

/* ======= HERO SHOWCASE (OG image displayed as product hero shot) ======= */
.showcase-section {
    padding: 0 1rem 4rem;
    background: transparent;
    margin-top: -1rem;
}
.hero-showcase {
    max-width: 1100px;
    margin: 0 auto;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow:
        0 30px 80px -20px rgba(212, 175, 55, 0.28),
        0 12px 32px rgba(0, 0, 0, 0.18);
    border: 1px solid rgba(212, 175, 55, 0.22);
    background: #0F0F0F;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.hero-showcase:hover {
    transform: translateY(-4px);
    box-shadow:
        0 40px 100px -20px rgba(212, 175, 55, 0.36),
        0 16px 40px rgba(0, 0, 0, 0.22);
}
.hero-showcase img {
    display: block;
    width: 100%;
    height: auto;
}
@media (max-width: 768px) {
    .showcase-section { padding: 0 0.5rem 2.5rem; }
    .hero-showcase { border-radius: 0.75rem; }
}