/* Panel Demo Page Styles - EllaDx */
/* Interactive panel builder demo with landing page aesthetics */

/* ===== Prevent Horizontal Scroll ===== */
.demo-page {
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
}

/* ===== Base & Container ===== */
.demo-builder-section .container,
.demo-why-section .container,
.demo-cta-section .container {
    padding-left: var(--space-6);
    padding-right: var(--space-6);
}

@media (max-width: 768px) {
    .demo-builder-section .container,
    .demo-why-section .container,
    .demo-cta-section .container {
        padding-left: var(--space-4);
        padding-right: var(--space-4);
        max-width: 100%;
        box-sizing: border-box;
        overflow: hidden;
    }
}

/* Touch-friendly tap targets */
@media (hover: none) and (pointer: coarse) {
    .demo-biomarker-card {
        min-height: 80px;
    }

    .filter-pill {
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    .quick-add-btn {
        min-height: 48px;
    }

    .demo-clear-btn,
    .demo-checkout-btn {
        min-height: 48px;
    }

    /* Active state for touch */
    .demo-biomarker-card:active {
        transform: scale(0.98);
    }

    .filter-pill:active,
    .quick-add-btn:active {
        transform: scale(0.95);
    }
}

/* ===== Demo Hero Section ===== */
.demo-hero-section {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    padding-top: 120px;
}

.demo-hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.demo-gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
}

.demo-gradient-orb.orb-1 {
    width: min(500px, 80vw);
    height: min(500px, 80vw);
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-mid));
    top: -150px;
    right: -100px;
    animation: orb-float 15s ease-in-out infinite;
}

.demo-gradient-orb.orb-2 {
    width: min(400px, 70vw);
    height: min(400px, 70vw);
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    bottom: -100px;
    left: -100px;
    animation: orb-float 18s ease-in-out infinite reverse;
}

.demo-gradient-orb.orb-3 {
    width: min(300px, 60vw);
    height: min(300px, 60vw);
    background: linear-gradient(135deg, var(--gradient-mid), var(--gradient-end));
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: orb-float 12s ease-in-out infinite;
}

@keyframes orb-float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
}

.demo-hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 800px;
    width: 100%;
    padding: var(--space-8) var(--space-6);
    box-sizing: border-box;
}

.demo-scroll-cue {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-10);
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

.scroll-arrow {
    animation: bounce-arrow 2s ease-in-out infinite;
}

.scroll-arrow svg {
    width: 24px;
    height: 24px;
    color: var(--gradient-start);
}

@keyframes bounce-arrow {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* Floating Biomarker Pills */
.floating-biomarkers {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.float-pill {
    position: absolute;
    padding: var(--space-2) var(--space-4);
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(143, 168, 138, 0.3);
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(10px);
}

.float-1 { top: 15%; left: 5%; animation: float-pill 18s ease-in-out infinite; }
.float-2 { top: 10%; right: 8%; animation: float-pill 22s ease-in-out infinite reverse; }
.float-3 { top: 30%; left: 8%; animation: float-pill 20s ease-in-out infinite 2s; }
.float-4 { top: 25%; right: 5%; animation: float-pill 24s ease-in-out infinite reverse 1s; }
.float-5 { bottom: 30%; left: 3%; animation: float-pill 19s ease-in-out infinite 3s; }
.float-6 { bottom: 25%; right: 6%; animation: float-pill 21s ease-in-out infinite reverse 2s; }
.float-7 { bottom: 15%; left: 10%; animation: float-pill 23s ease-in-out infinite 1s; }
.float-8 { bottom: 10%; right: 10%; animation: float-pill 17s ease-in-out infinite reverse 3s; }

@keyframes float-pill {
    0%, 100% { transform: translate(0, 0) rotate(0deg); opacity: 0.7; }
    25% { transform: translate(15px, -20px) rotate(2deg); opacity: 0.9; }
    50% { transform: translate(5px, -35px) rotate(-1deg); opacity: 0.6; }
    75% { transform: translate(-10px, -15px) rotate(1deg); opacity: 0.8; }
}

/* ===== Demo Builder Section ===== */
.demo-builder-section {
    padding: var(--space-16) 0 var(--space-24);
    background: var(--bg-secondary);
    overflow-x: hidden;
    width: 100%;
}

.demo-builder-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: var(--space-8);
    align-items: start;
}

/* Filter Pills */
.demo-filter-pills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.filter-pill {
    padding: var(--space-2) var(--space-5);
    background: #ffffff;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-pill:hover {
    border-color: var(--gradient-start);
    color: var(--text-primary);
}

.filter-pill.active {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-mid));
    border-color: transparent;
    color: #ffffff;
}

/* Biomarker Grid */
.demo-biomarker-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

.demo-biomarker-card {
    position: relative;
    background: #ffffff;
    border: 2px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    gap: var(--space-4);
    align-items: flex-start;
    min-height: 100px;
}

.demo-biomarker-card:hover {
    border-color: var(--gradient-start);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(143, 168, 138, 0.15);
}

.demo-biomarker-card.selected {
    border-color: var(--gradient-start);
    background: linear-gradient(135deg, rgba(143, 168, 138, 0.08), rgba(168, 196, 163, 0.08));
}

.demo-biomarker-card.hidden {
    display: none;
}

.demo-card-checkbox {
    width: 24px;
    height: 24px;
    min-width: 24px;
    border: 2px solid rgba(0, 0, 0, 0.15);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    margin-top: 2px;
}

.demo-card-checkbox svg {
    width: 14px;
    height: 14px;
    opacity: 0;
    color: #ffffff;
    transition: opacity var(--transition-base);
}

.demo-biomarker-card.selected .demo-card-checkbox {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-mid));
    border-color: transparent;
}

.demo-biomarker-card.selected .demo-card-checkbox svg {
    opacity: 1;
}

.demo-card-content {
    flex: 1;
    min-width: 0; /* Allow text to wrap properly */
    overflow: hidden;
}

.demo-card-category {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gradient-start);
    margin-bottom: var(--space-1);
}

.demo-card-content h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.demo-card-brief {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
    line-height: 1.4;
    margin-bottom: var(--space-2);
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.demo-card-detail {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    line-height: 1.5;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: all var(--transition-base);
}

.demo-biomarker-card:hover .demo-card-detail,
.demo-biomarker-card.selected .demo-card-detail {
    max-height: 150px;
    opacity: 1;
    margin-top: var(--space-2);
}

/* Quick Add Panels */
.demo-quick-panels {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
}

.demo-quick-panels h4 {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

.quick-panel-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
}

.quick-add-btn {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: var(--bg-secondary);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--radius-md);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
}

.quick-add-btn:hover {
    border-color: var(--gradient-start);
    background: rgba(143, 168, 138, 0.1);
    color: var(--text-primary);
}

.quick-add-btn.active {
    background: linear-gradient(135deg, rgba(143, 168, 138, 0.2), rgba(168, 196, 163, 0.2));
    border-color: var(--gradient-start);
    color: var(--text-primary);
}

.quick-add-btn svg {
    width: 18px;
    height: 18px;
    color: var(--gradient-start);
}

/* Panel Preview Card */
.demo-panel-preview {
    position: sticky;
    top: 120px;
}

.demo-panel-card {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

.demo-panel-header {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-6);
    background: linear-gradient(135deg, rgba(143, 168, 138, 0.1), rgba(168, 196, 163, 0.1));
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.demo-panel-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-mid));
    border-radius: var(--radius-lg);
}

.demo-panel-icon svg {
    width: 24px;
    height: 24px;
    color: #ffffff;
}

.demo-panel-title h3 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.demo-panel-count {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
}

.demo-panel-body {
    padding: var(--space-6);
    min-height: 200px;
}

/* Empty State */
.demo-panel-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-8) var(--space-4);
}

.demo-panel-empty .empty-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: 50%;
    margin-bottom: var(--space-4);
}

.demo-panel-empty .empty-icon svg {
    width: 32px;
    height: 32px;
    color: var(--text-tertiary);
}

.demo-panel-empty p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
}

.demo-panel-empty span {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
}

/* Panel List */
.demo-panel-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.demo-panel-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    animation: slide-in 0.3s ease-out;
    min-width: 0; /* Allow flex children to shrink below content size */
}

@keyframes slide-in {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.demo-panel-item span {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    min-width: 0;
}

.demo-panel-item span:first-child {
    flex: 1;
}

.demo-panel-item-category {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gradient-start);
    padding: var(--space-1) var(--space-2);
    background: rgba(143, 168, 138, 0.15);
    border-radius: var(--radius-sm);
}

.demo-panel-item-remove {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--text-tertiary);
    transition: color var(--transition-base);
}

.demo-panel-item-remove:hover {
    color: var(--accent-dark);
}

.demo-panel-item-remove svg {
    width: 16px;
    height: 16px;
}

/* Panel Footer */
.demo-panel-footer {
    display: flex;
    gap: var(--space-3);
    padding: var(--space-5);
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    background: var(--bg-secondary);
}

.demo-clear-btn {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: transparent;
    border: 1px solid rgba(0, 0, 0, 0.15);
    border-radius: var(--radius-md);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
}

.demo-clear-btn:hover {
    border-color: var(--accent);
    color: var(--accent-dark);
}

.demo-clear-btn svg {
    width: 16px;
    height: 16px;
}

.demo-checkout-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-mid));
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    color: #ffffff;
    text-decoration: none;
    transition: all var(--transition-base);
}

.demo-checkout-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(143, 168, 138, 0.4);
}

.demo-checkout-btn svg {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-base);
}

.demo-checkout-btn:hover svg {
    transform: translateX(4px);
}

/* Panel Stats */
.demo-panel-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
    margin-top: var(--space-4);
}

.stat-card {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    text-align: center;
}

.stat-card .stat-value {
    display: block;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gradient-start);
    margin-bottom: var(--space-1);
}

.stat-card .stat-value svg {
    color: var(--gradient-start);
}

.stat-card .stat-label {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* ===== Why Section ===== */
.demo-why-section {
    padding: var(--space-24) 0;
    background: var(--bg-primary);
}

.demo-why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
}

.demo-why-card {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    text-align: center;
    transition: all var(--transition-base);
}

.demo-why-card:hover {
    border-color: rgba(143, 168, 138, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.why-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-5);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(143, 168, 138, 0.2), rgba(168, 196, 163, 0.2));
    border-radius: var(--radius-lg);
}

.why-icon svg {
    width: 28px;
    height: 28px;
    color: var(--gradient-start);
}

.demo-why-card h3 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

.demo-why-card p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== CTA Section ===== */
.demo-cta-section {
    position: relative;
    padding: var(--space-24) 0;
    background: var(--bg-secondary);
    overflow: hidden;
}

.demo-cta-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.demo-cta-content h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--space-4);
}

.demo-cta-content p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
}

.demo-cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    justify-content: center;
}

/* ===== Toast Notification ===== */
.demo-toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: var(--space-3) var(--space-6);
    background: var(--text-primary);
    color: #ffffff;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 1000;
}

.demo-toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
    visibility: visible;
}

/* ===== Mobile Sticky Bar ===== */
.mobile-sticky-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #ffffff;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    z-index: 100;
    padding: var(--space-3) var(--space-4);
    padding-bottom: calc(var(--space-3) + env(safe-area-inset-bottom));
    transform: translateY(100%);
    transition: transform var(--transition-base);
}

.mobile-sticky-bar.visible {
    transform: translateY(0);
}

.mobile-sticky-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    max-width: 500px;
    margin: 0 auto;
}

.mobile-sticky-info {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.mobile-sticky-count {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-mid));
    color: #ffffff;
    font-weight: 700;
    font-size: 0.875rem;
    border-radius: 50%;
}

.mobile-sticky-label {
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.mobile-sticky-btn {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-mid));
    color: #ffffff;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    text-decoration: none;
    transition: all var(--transition-base);
}

.mobile-sticky-btn:active {
    transform: scale(0.95);
}

@media (max-width: 768px) {
    .mobile-sticky-bar {
        display: block;
    }

    /* Add padding to footer to account for sticky bar */
    .genz-footer {
        padding-bottom: 80px;
    }
}

/* ===== Responsive Styles ===== */

/* Large Desktop */
@media (min-width: 1400px) {
    .demo-builder-layout {
        grid-template-columns: 1fr 420px;
    }
}

/* Tablet */
@media (max-width: 1024px) {
    .demo-builder-layout {
        grid-template-columns: 1fr;
    }

    .demo-panel-preview {
        position: static;
        order: -1;
    }

    .demo-panel-card {
        max-width: 100%;
        margin: 0 0 var(--space-8);
    }

    .demo-why-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .demo-biomarker-grid {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    }

    .section-header {
        padding: 0 var(--space-4);
    }
}

/* Mobile */
@media (max-width: 768px) {
    /* Hero Section */
    .demo-hero-section {
        min-height: auto;
        padding: 100px var(--space-4) var(--space-12);
    }

    .demo-hero-content {
        padding: var(--space-6) var(--space-2);
    }

    .hero-title {
        font-size: clamp(1.75rem, 8vw, 2.5rem);
    }

    .hero-title .title-line {
        display: block;
    }

    .hero-subtitle {
        font-size: 1rem;
        padding: 0 var(--space-2);
    }

    .hero-badge {
        font-size: 0.75rem;
        padding: var(--space-2) var(--space-4);
    }

    .floating-biomarkers {
        display: none;
    }

    .demo-scroll-cue {
        margin-top: var(--space-6);
    }

    /* Builder Section */
    .demo-builder-section {
        padding: var(--space-8) 0 var(--space-12);
    }

    .section-header {
        margin-bottom: var(--space-6);
        text-align: center;
    }

    .section-title {
        font-size: clamp(1.5rem, 6vw, 2rem);
    }

    .section-subtitle {
        font-size: 0.9375rem;
        padding: 0 var(--space-2);
    }

    .section-tag {
        font-size: 0.6875rem;
    }

    /* Biomarker Grid */
    .demo-biomarker-grid {
        grid-template-columns: 1fr;
        gap: var(--space-3);
        width: 100%;
        max-width: 100%;
    }

    .demo-biomarker-card {
        min-height: auto;
        padding: var(--space-4);
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    /* Show detail text by default on mobile since hover doesn't work */
    /* But hide on smaller screens to prevent overflow */
    .demo-card-detail {
        display: none;
    }

    .demo-card-content h4 {
        font-size: 0.9375rem;
    }

    .demo-card-brief {
        font-size: 0.8125rem;
        margin-bottom: 0;
    }

    /* Filter Pills - Horizontal scroll */
    .demo-filter-pills {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: var(--space-3);
        margin: 0 calc(var(--space-4) * -1);
        padding-left: var(--space-4);
        padding-right: var(--space-4);
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .demo-filter-pills::-webkit-scrollbar {
        display: none;
    }

    .filter-pill {
        flex-shrink: 0;
        padding: var(--space-2) var(--space-4);
        font-size: 0.8125rem;
    }

    /* Quick Panels */
    .demo-quick-panels {
        padding: var(--space-4);
    }

    .quick-panel-buttons {
        grid-template-columns: 1fr;
        gap: var(--space-2);
    }

    .quick-add-btn {
        padding: var(--space-3);
        font-size: 0.8125rem;
    }

    /* Panel Preview */
    .demo-panel-card {
        border-radius: var(--radius-lg);
    }

    .demo-panel-header {
        padding: var(--space-4);
        gap: var(--space-3);
    }

    .demo-panel-icon {
        width: 40px;
        height: 40px;
    }

    .demo-panel-icon svg {
        width: 20px;
        height: 20px;
    }

    .demo-panel-title h3 {
        font-size: 1rem;
    }

    .demo-panel-body {
        padding: var(--space-4);
        min-height: 150px;
    }

    .demo-panel-empty {
        padding: var(--space-6) var(--space-2);
    }

    .demo-panel-empty .empty-icon {
        width: 48px;
        height: 48px;
    }

    .demo-panel-empty .empty-icon svg {
        width: 24px;
        height: 24px;
    }

    .demo-panel-empty p {
        font-size: 0.875rem;
    }

    .demo-panel-footer {
        padding: var(--space-4);
        gap: var(--space-2);
    }

    /* Panel Stats */
    .demo-panel-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-2);
    }

    .stat-card {
        padding: var(--space-3);
        border-radius: var(--radius-md);
    }

    .stat-card .stat-value {
        font-size: 1.125rem;
    }

    .stat-card .stat-label {
        font-size: 0.6875rem;
    }

    /* Why Section */
    .demo-why-section {
        padding: var(--space-10) 0;
    }

    .demo-why-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }

    .demo-why-card {
        padding: var(--space-5);
        text-align: left;
        display: flex;
        gap: var(--space-4);
        align-items: flex-start;
    }

    .demo-why-card .why-icon {
        margin: 0;
        width: 48px;
        height: 48px;
        min-width: 48px;
    }

    .demo-why-card .why-icon svg {
        width: 22px;
        height: 22px;
    }

    .demo-why-card h3 {
        font-size: 1rem;
        margin-bottom: var(--space-2);
    }

    .demo-why-card p {
        font-size: 0.875rem;
    }

    /* CTA Section */
    .demo-cta-section {
        padding: var(--space-10) 0;
    }

    .demo-cta-content h2 {
        font-size: clamp(1.5rem, 6vw, 2rem);
    }

    .demo-cta-content p {
        font-size: 1rem;
        padding: 0 var(--space-2);
    }

    .demo-cta-buttons {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        max-width: 320px;
        margin: 0 auto;
    }

    .demo-cta-buttons .btn-primary-genz,
    .demo-cta-buttons .btn-secondary-genz {
        width: 100%;
        justify-content: center;
        padding: var(--space-4) var(--space-6);
    }

    /* Toast - higher on mobile to avoid bottom nav */
    .demo-toast {
        bottom: 80px;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .demo-hero-section {
        padding-top: 80px;
    }

    .hero-title {
        font-size: 1.5rem;
    }

    .hero-subtitle {
        font-size: 0.9375rem;
    }

    .demo-biomarker-card {
        padding: var(--space-3);
        gap: var(--space-3);
    }

    .demo-card-checkbox {
        width: 20px;
        height: 20px;
        min-width: 20px;
    }

    .demo-card-checkbox svg {
        width: 12px;
        height: 12px;
    }

    .demo-card-category {
        font-size: 0.625rem;
    }

    .demo-card-content h4 {
        font-size: 0.875rem;
    }

    .demo-card-brief {
        font-size: 0.75rem;
    }

    .demo-card-detail {
        font-size: 0.6875rem;
    }

    /* Panel Item - compact layout */
    .demo-panel-item {
        padding: var(--space-2) var(--space-3);
    }

    .demo-panel-item span {
        font-size: 0.8125rem;
    }

    /* Hide category badge on very small screens to save space */
    .demo-panel-item-category {
        display: none;
    }

    .demo-panel-footer {
        flex-direction: column;
    }

    .demo-clear-btn {
        justify-content: center;
        width: 100%;
    }

    .demo-checkout-btn {
        width: 100%;
    }

    .demo-why-card {
        flex-direction: column;
        text-align: center;
    }

    .demo-why-card .why-icon {
        margin: 0 auto var(--space-3);
    }

    /* Mobile sticky bar - more compact */
    .mobile-sticky-content {
        gap: var(--space-2);
    }

    .mobile-sticky-count {
        width: 28px;
        height: 28px;
        font-size: 0.8125rem;
    }

    .mobile-sticky-label {
        font-size: 0.75rem;
    }

    .mobile-sticky-btn {
        padding: var(--space-2) var(--space-4);
        font-size: 0.8125rem;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .demo-gradient-orb,
    .float-pill,
    .scroll-arrow {
        animation: none !important;
    }

    .demo-panel-item {
        animation: none;
    }
}