/* ============================================
   Nored Farms - Laboratory Experience
   Immersive Lab-in-Browser Stylesheet
   ============================================ */

/* ============================================
   CSS Variables & Theme
   ============================================ */
:root {
    /* Lab Color Palette */
    --lab-bg-primary: #0a0f1a;
    --lab-bg-secondary: #111827;
    --lab-bg-tertiary: #1f2937;
    --lab-surface: rgba(17, 24, 39, 0.8);

    /* Product Colors — seed palette adapted for dark bg */
    --kanna-gold: #e9f0ca;
    --kanna-glow: rgba(233, 240, 202, 0.2);
    --kava-green: #d3fa99;
    --kava-glow: rgba(211, 250, 153, 0.2);
    --lotus-purple: #8e9c98;
    --lotus-glow: rgba(239, 241, 228, 0.15);
    --nootropic-teal: #bccac4;
    --nootropic-glow: rgba(252, 252, 247, 0.15);

    /* UI Colors - Enhanced for WCAG AA contrast */
    --text-primary: #f9fafb;
    --text-secondary: #e5e7eb;  /* Improved contrast: #d1d5db → #e5e7eb */
    --text-muted: #b8bcc4;      /* Improved contrast: #9ca3af → #b8bcc4 */
    --border-color: rgba(255, 255, 255, 0.1);
    --border-highlight: rgba(255, 255, 255, 0.2);

    /* Glass Effects */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Typography */
    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    --radius-full: 9999px;
}

/* ============================================
   Reset & Base Styles
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background: var(--lab-bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Background Grid Pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 0;
}

/* ============================================
   Floating Molecules - Background Animation
   ============================================ */
.floating-molecules,
.molecules-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.molecule {
    position: absolute;
    border-radius: 50%;
    opacity: 0.3;
    animation: float-molecule 20s infinite ease-in-out;
}

.molecule:nth-child(1) {
    width: 20px;
    height: 20px;
    background: var(--kanna-gold);
    top: 10%;
    left: 10%;
    animation-delay: 0s;
    animation-duration: 25s;
}

.molecule:nth-child(2) {
    width: 15px;
    height: 15px;
    background: var(--kava-green);
    top: 20%;
    right: 15%;
    animation-delay: -5s;
    animation-duration: 22s;
}

.molecule:nth-child(3) {
    width: 25px;
    height: 25px;
    background: var(--lotus-purple);
    top: 60%;
    left: 5%;
    animation-delay: -10s;
    animation-duration: 28s;
}

.molecule:nth-child(4) {
    width: 12px;
    height: 12px;
    background: var(--nootropic-teal);
    top: 80%;
    right: 20%;
    animation-delay: -3s;
    animation-duration: 20s;
}

.molecule:nth-child(5) {
    width: 18px;
    height: 18px;
    background: var(--kanna-gold);
    top: 40%;
    left: 80%;
    animation-delay: -8s;
    animation-duration: 24s;
}

.molecule:nth-child(6) {
    width: 22px;
    height: 22px;
    background: var(--kava-green);
    top: 70%;
    left: 60%;
    animation-delay: -12s;
    animation-duration: 26s;
}

.molecule:nth-child(7) {
    width: 14px;
    height: 14px;
    background: var(--lotus-purple);
    top: 30%;
    left: 40%;
    animation-delay: -6s;
    animation-duration: 21s;
}

.molecule:nth-child(8) {
    width: 16px;
    height: 16px;
    background: var(--nootropic-teal);
    top: 50%;
    right: 30%;
    animation-delay: -15s;
    animation-duration: 23s;
}

@keyframes float-molecule {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg) scale(1);
    }
    25% {
        transform: translate(30px, -50px) rotate(90deg) scale(1.1);
    }
    50% {
        transform: translate(-20px, -100px) rotate(180deg) scale(0.9);
    }
    75% {
        transform: translate(40px, -50px) rotate(270deg) scale(1.05);
    }
}

/* ============================================
   Navigation
   ============================================ */
.lab-nav,
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: var(--spacing-md) var(--spacing-xl);
    background: rgba(10, 15, 26, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.lab-nav.scrolled,
.nav.scrolled {
    padding: var(--spacing-sm) var(--spacing-xl);
    background: rgba(10, 15, 26, 0.95);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--text-primary);
}

.logo-flask {
    transition: transform var(--transition-normal);
}

.nav-logo:hover .logo-flask {
    transform: rotate(-15deg) scale(1.1);
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    letter-spacing: -0.02em;
}

.logo-text span {
    color: var(--kava-green);
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--kava-green);
    transition: width var(--transition-normal);
}

.nav-links a:hover {
    color: var(--text-primary);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--kava-green);
    color: var(--lab-bg-primary);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.2s ease;
    box-shadow: 0 4px 15px rgba(211, 250, 153, 0.15);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(211, 250, 153, 0.2);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-normal);
}

/* ============================================
   Hero Section - Lab Workbench
   ============================================ */
.lab-hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: calc(80px + var(--spacing-xl)) var(--spacing-lg) var(--spacing-xl);
    position: relative;
    z-index: 2;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin-bottom: var(--spacing-2xl);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    backdrop-filter: blur(10px);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--kava-green);
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 500;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.03em;
}

.title-gradient {
    background: linear-gradient(135deg, var(--kava-green), var(--lotus-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ============================================
   Lab Workbench - Interactive Scene
   ============================================ */
.lab-workbench {
    width: 100%;
    max-width: 1200px;
    position: relative;
    perspective: 1500px;
}

.workbench-surface {
    position: relative;
    background: linear-gradient(180deg, var(--lab-bg-tertiary) 0%, var(--lab-bg-secondary) 100%);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    border: 1px solid var(--border-color);
    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    transform: rotateX(5deg);
    transform-style: preserve-3d;
}

.workbench-surface::before {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    height: 20px;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.3), transparent);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    filter: blur(10px);
}

.lab-items-container {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
    min-height: 300px;
}

/* ============================================
   Lab Item - Base Styles
   ============================================ */
.lab-item {
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
}

.lab-item:hover {
    transform: translateY(-2px);
}

.lab-item:active {
    transform: translateY(0);
}

/* Item Glow Effect - Pulsing Clickability Indicator */
.lab-item::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 20px;
    background: var(--item-glow, rgba(211, 250, 153, 0.3));
    filter: blur(15px);
    opacity: 0.4;
    transition: opacity var(--transition-normal);
    animation: item-pulse 3s ease-in-out infinite;
}

.lab-item:hover::after {
    opacity: 1;
    animation: none;
}

@keyframes item-pulse {
    0%, 100% {
        opacity: 0.2;
        transform: translateX(-50%) scale(0.9);
    }
    50% {
        opacity: 0.5;
        transform: translateX(-50%) scale(1.1);
    }
}

/* Clickable Ring Indicator */
.lab-item::before {
    content: '';
    position: absolute;
    inset: -8px;
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, transparent, rgba(211, 250, 153, 0.15), transparent) border-box;
    -webkit-mask:
        linear-gradient(#fff 0 0) padding-box,
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    animation: ring-pulse 4s ease-in-out infinite;
    pointer-events: none;
}

@keyframes ring-pulse {
    0%, 100% {
        opacity: 0;
        transform: scale(0.95);
    }
    50% {
        opacity: 0.6;
        transform: scale(1);
    }
}

.lab-item:hover::before {
    opacity: 0;
    animation: none;
}

/* Onboarding Overlay */
.onboarding-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-2xl);
    background: rgba(10, 15, 26, 0.5);
    backdrop-filter: blur(2px);
    z-index: 100;
    opacity: 1;
    transition: opacity 0.5s ease;
    pointer-events: auto;
}

.onboarding-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.onboarding-hint {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: white;
    text-align: center;
}

.hint-arrow {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--kava-green);
    animation: bounce-right 1.5s ease-in-out infinite;
}

.hint-arrow svg {
    width: 32px;
    height: 32px;
    filter: drop-shadow(0 0 10px rgba(211, 250, 153, 0.5));
}

.hint-arrow.down {
    animation: bounce-down 1.5s ease-in-out infinite;
}

.hint-left .hint-arrow {
    animation: bounce-right 1.5s ease-in-out infinite;
}

.hint-right .hint-arrow {
    animation: bounce-left 1.5s ease-in-out infinite;
}

@keyframes bounce-right {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(10px); }
}

@keyframes bounce-left {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(-10px); }
}

@keyframes bounce-down {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(10px); }
}

.hint-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.hint-text strong {
    font-size: 1rem;
    font-weight: 500;
    color: white;
}

.hint-text span {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.onboarding-dismiss {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-sm) var(--spacing-xl);
    background: var(--kava-green);
    color: var(--lab-bg-primary);
    border: none;
    border-radius: var(--radius-full);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 15px rgba(211, 250, 153, 0.2);
}

.onboarding-dismiss:hover {
    transform: translateX(-50%) translateY(-2px);
    box-shadow: 0 6px 20px rgba(211, 250, 153, 0.25);
}

/* Mobile: Stack hints vertically */
@media (max-width: 768px) {
    .onboarding-overlay {
        flex-direction: column;
        justify-content: center;
        gap: var(--spacing-lg);
        padding: var(--spacing-lg);
    }

    .onboarding-hint {
        flex-direction: row;
        gap: var(--spacing-md);
    }

    .hint-arrow {
        width: 40px;
        height: 40px;
    }

    .hint-arrow svg {
        width: 24px;
        height: 24px;
    }

    .hint-arrow,
    .hint-arrow.down,
    .hint-left .hint-arrow,
    .hint-right .hint-arrow {
        animation: bounce-right 1.5s ease-in-out infinite;
    }

    .hint-text {
        text-align: left;
    }

    .onboarding-dismiss {
        position: relative;
        bottom: auto;
        left: auto;
        transform: none;
        margin-top: var(--spacing-lg);
    }

    .onboarding-dismiss:hover {
        transform: translateY(-2px);
    }
}

/* Click Indicator */
.click-indicator {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    color: var(--text-secondary);
    opacity: 0;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.lab-item:hover .click-indicator {
    opacity: 1;
    top: -25px;
}

/* ============================================
   Plant Specimens
   ============================================ */
.plant-specimen {
    display: flex;
    flex-direction: column;
    align-items: center;
    --item-glow: var(--kava-glow);
}

.plant-specimen.kanna {
    --item-glow: var(--kanna-glow);
}

.plant-specimen.lotus {
    --item-glow: var(--lotus-glow);
}

.terrarium {
    width: 100px;
    height: 140px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
    border-radius: 50% 50% 20% 20% / 30% 30% 10% 10%;
    border: 1px solid rgba(255, 255, 255, 0.15);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 15px;
    position: relative;
    overflow: hidden;
    box-shadow:
        inset 0 0 30px rgba(255, 255, 255, 0.05),
        0 10px 30px rgba(0, 0, 0, 0.2);
}

.terrarium::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 15px;
    width: 30%;
    height: 40%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);
    border-radius: 50%;
}

.plant-svg {
    width: 60px;
    height: 80px;
    filter: drop-shadow(0 5px 10px rgba(0, 0, 0, 0.3));
    animation: plant-sway 4s ease-in-out infinite;
}

@keyframes plant-sway {
    0%, 100% { transform: rotate(-2deg); }
    50% { transform: rotate(2deg); }
}

.plant-label {
    margin-top: var(--spacing-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ============================================
   Beakers - Interactive
   ============================================ */
.beaker {
    position: relative;
    --item-glow: var(--kava-glow);
}

.beaker.kanna {
    --item-glow: var(--kanna-glow);
}

.beaker.kanna .liquid-fill {
    fill: var(--kanna-gold);
}

.beaker.kanna .bubble-small,
.beaker.kanna .bubble-medium {
    fill: rgba(212, 165, 116, 0.6);
}

.beaker.kava {
    --item-glow: var(--kava-glow);
}

.beaker.lotus {
    --item-glow: var(--lotus-glow);
}

.beaker.lotus .liquid-fill {
    fill: var(--lotus-purple);
}

.beaker.lotus .bubble-small,
.beaker.lotus .bubble-medium {
    fill: rgba(139, 92, 246, 0.6);
}

.beaker.nootropic {
    --item-glow: var(--nootropic-glow);
}

.beaker.nootropic .liquid-fill {
    fill: var(--nootropic-teal);
}

.beaker.nootropic .bubble-small,
.beaker.nootropic .bubble-medium {
    fill: rgba(6, 182, 212, 0.6);
}

.beaker-svg {
    width: 80px;
    height: 120px;
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.3));
}

.beaker-glass {
    fill: rgba(255, 255, 255, 0.08);
    stroke: rgba(255, 255, 255, 0.3);
    stroke-width: 2;
}

.liquid-fill {
    fill: var(--kava-green);
    opacity: 0.8;
}

.beaker-highlight {
    fill: rgba(255, 255, 255, 0.15);
}

/* Bubbles Animation */
.bubble-small, .bubble-medium {
    fill: rgba(211, 250, 153, 0.6);
    animation: bubble-rise 3s infinite ease-out;
}

.bubble-small {
    animation-delay: 0s;
}

.bubble-medium {
    animation-delay: 1.5s;
}

@keyframes bubble-rise {
    0% {
        transform: translateY(0) scale(1);
        opacity: 0.6;
    }
    50% {
        opacity: 0.8;
    }
    100% {
        transform: translateY(-40px) scale(0.5);
        opacity: 0;
    }
}

/* Liquid Wave Animation */
.liquid-wave {
    animation: liquid-wave 2s ease-in-out infinite;
}

@keyframes liquid-wave {
    0%, 100% {
        d: path("M20,65 Q40,60 60,65 L60,95 L20,95 Z");
    }
    50% {
        d: path("M20,62 Q40,68 60,62 L60,95 L20,95 Z");
    }
}

.beaker-label {
    margin-top: var(--spacing-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-align: center;
}

/* ============================================
   Microscope
   ============================================ */
.microscope {
    --item-glow: rgba(255, 255, 255, 0.2);
}

.microscope-svg {
    width: 100px;
    height: 150px;
    filter: drop-shadow(0 10px 25px rgba(0, 0, 0, 0.3));
}

.microscope-body {
    fill: var(--lab-bg-tertiary);
    stroke: rgba(255, 255, 255, 0.2);
    stroke-width: 1;
}

.microscope-lens {
    fill: var(--nootropic-teal);
    filter: drop-shadow(0 0 10px var(--nootropic-teal));
}

.microscope-detail {
    fill: rgba(255, 255, 255, 0.15);
}

.microscope-highlight {
    fill: rgba(255, 255, 255, 0.1);
}

.microscope-label {
    margin-top: var(--spacing-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-align: center;
}

/* ============================================
   Test Tube Rack
   ============================================ */
.test-tube-rack {
    --item-glow: linear-gradient(90deg, var(--kanna-glow), var(--kava-glow), var(--lotus-glow), var(--nootropic-glow));
}

.rack-svg {
    width: 140px;
    height: 100px;
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.3));
}

.rack-frame {
    fill: var(--lab-bg-tertiary);
    stroke: rgba(255, 255, 255, 0.2);
    stroke-width: 1;
}

.test-tube {
    fill: rgba(255, 255, 255, 0.08);
    stroke: rgba(255, 255, 255, 0.2);
    stroke-width: 1;
}

.tube-liquid-1 {
    fill: var(--kanna-gold);
    opacity: 0.8;
}

.tube-liquid-2 {
    fill: var(--kava-green);
    opacity: 0.8;
}

.tube-liquid-3 {
    fill: var(--lotus-purple);
    opacity: 0.8;
}

.tube-liquid-4 {
    fill: var(--nootropic-teal);
    opacity: 0.8;
}

.rack-label {
    margin-top: var(--spacing-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-align: center;
}

/* ============================================
   Products Section
   ============================================ */
.products-section {
    padding: var(--spacing-2xl) var(--spacing-lg);
    position: relative;
    z-index: 2;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-2xl);
}

.section-label {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--kava-green);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 500;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.section-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.7;
}

/* Product Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

/* Product Card - Glassmorphism */
.product-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--card-accent, var(--kava-green));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

.product-card:hover {
    transform: translateY(-2px);
    border-color: var(--card-accent, var(--kava-green));
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

.product-card:hover::before {
    transform: scaleX(1);
}

.product-card.kanna {
    --card-accent: var(--kanna-gold);
}

.product-card.kava {
    --card-accent: var(--kava-green);
}

.product-card.lotus {
    --card-accent: var(--lotus-purple);
}

.product-card.nootropic {
    --card-accent: var(--nootropic-teal);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
}

.card-title {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.card-subtitle {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--card-accent, var(--kava-green));
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.card-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.card-compounds {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.compound-tag {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
}

/* ============================================
   Process Timeline
   ============================================ */
.process-section {
    padding: var(--spacing-2xl) var(--spacing-lg);
    position: relative;
    z-index: 2;
    background: linear-gradient(180deg, transparent, rgba(211, 250, 153, 0.02), transparent);
}

.process-timeline {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
    flex-wrap: wrap;
}

.timeline-step {
    flex: 1;
    min-width: 200px;
    max-width: 280px;
    text-align: center;
    position: relative;
}

.timeline-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 40px;
    right: -20px;
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, var(--kava-green), transparent);
}

.step-number {
    width: 80px;
    height: 80px;
    background: var(--glass-bg);
    border: 2px solid var(--kava-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--kava-green);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.step-number::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--kava-green);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all var(--transition-slow);
    opacity: 0.2;
}

.timeline-step:hover .step-number::before {
    width: 100%;
    height: 100%;
}

.step-title {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.step-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ============================================
   Research Section
   ============================================ */
.research-section {
    padding: var(--spacing-2xl) var(--spacing-lg);
    position: relative;
    z-index: 2;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1000px;
    margin: 0 auto;
}

/* Microscope View Card */
.microscope-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
}

.microscope-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--glass-shadow);
}

.microscope-view {
    height: 200px;
    background: radial-gradient(circle at center, var(--lab-bg-tertiary), var(--lab-bg-primary));
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.microscope-view::before {
    content: '';
    position: absolute;
    width: 160px;
    height: 160px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.microscope-view::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 100%;
    background: rgba(255, 255, 255, 0.05);
    left: 50%;
    transform: translateX(-50%);
}

.cell-structure {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, var(--cell-color, var(--kava-green)), transparent);
    opacity: 0.6;
    animation: cell-pulse 3s ease-in-out infinite;
}

@keyframes cell-pulse {
    0%, 100% { transform: scale(1); opacity: 0.6; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.microscope-card:nth-child(1) .cell-structure {
    --cell-color: var(--kanna-gold);
}

.microscope-card:nth-child(2) .cell-structure {
    --cell-color: var(--kava-green);
}

.microscope-card:nth-child(3) .cell-structure {
    --cell-color: var(--lotus-purple);
}

.card-content {
    padding: var(--spacing-md);
}

.research-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.research-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.read-more {
    color: var(--kava-green);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: gap var(--transition-fast);
}

.read-more:hover {
    gap: var(--spacing-sm);
}

/* ============================================
   Contact Section
   ============================================ */
.contact-section {
    padding: var(--spacing-2xl) var(--spacing-lg);
    position: relative;
    z-index: 2;
}

.contact-container {
    max-width: 600px;
    margin: 0 auto;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-input,
.form-textarea {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--kava-green);
    box-shadow: 0 0 0 3px rgba(211, 250, 153, 0.1);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xs);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.checkbox-label input {
    appearance: none;
    width: 18px;
    height: 18px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    position: relative;
    transition: all var(--transition-fast);
}

.checkbox-label input:checked {
    background: var(--kava-green);
    border-color: var(--kava-green);
}

.checkbox-label input:checked::after {
    content: '\2713';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
}

.submit-btn {
    background: var(--kava-green);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    margin-top: var(--spacing-sm);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(211, 250, 153, 0.3);
}

.submit-btn:active {
    transform: translateY(0);
}

/* ============================================
   Footer
   ============================================ */
.lab-footer {
    padding: var(--spacing-xl) var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    position: relative;
    z-index: 2;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.footer-logo .logo-text {
    font-size: 1.2rem;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

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

.footer-links a:hover {
    color: var(--text-primary);
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ============================================
   Modals - Product Details
   ============================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--lab-bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(30px) scale(0.95);
    transition: all var(--transition-normal);
}

.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--text-secondary);
    font-size: 1.2rem;
    z-index: 10;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

/* Modal Header */
.modal-header {
    padding: var(--spacing-xl);
    padding-bottom: 0;
}

.modal-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    font-size: 2rem;
}

.modal-title {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.modal-subtitle {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--modal-accent, var(--kava-green));
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.modal.kanna {
    --modal-accent: var(--kanna-gold);
}

.modal.kava {
    --modal-accent: var(--kava-green);
}

.modal.lotus {
    --modal-accent: var(--lotus-purple);
}

.modal.nootropic {
    --modal-accent: var(--nootropic-teal);
}

/* Modal Body */
.modal-body {
    padding: var(--spacing-xl);
}

.modal-description {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.compounds-section {
    margin-bottom: var(--spacing-lg);
}

.compounds-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.compounds-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
}

.compound-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
}

.compound-name {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--modal-accent, var(--kava-green));
    margin-bottom: 4px;
}

.compound-effect {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.benefits-section {
    margin-bottom: var(--spacing-lg);
}

.benefits-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.benefits-list {
    list-style: none;
}

.benefits-list li {
    position: relative;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.benefits-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    background: var(--modal-accent, var(--kava-green));
    border-radius: 50%;
}

/* Modal Footer */
.modal-footer {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.modal-price {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
}

.price-unit {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-muted);
}

.modal-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-primary {
    background: var(--modal-accent, var(--kava-green));
    color: white;
    border: none;
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(211, 250, 153, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-highlight);
}

/* ============================================
   Scroll Animations
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    .lab-items-container {
        gap: var(--spacing-lg);
    }

    .timeline-step:not(:last-child)::after {
        display: none;
    }

    .process-timeline {
        flex-direction: column;
        align-items: center;
    }

    .timeline-step {
        max-width: 350px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .nav-links.mobile-open {
        display: flex;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        flex-direction: column;
        background: rgba(10, 15, 26, 0.98);
        padding: var(--spacing-lg);
        border-bottom: 1px solid var(--border-color);
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .workbench-surface {
        transform: rotateX(0);
        padding: var(--spacing-lg);
    }

    .lab-items-container {
        gap: var(--spacing-md);
    }

    .beaker-svg {
        width: 60px;
        height: 90px;
    }

    .terrarium {
        width: 80px;
        height: 110px;
    }

    .microscope-svg {
        width: 80px;
        height: 120px;
    }

    .rack-svg {
        width: 100px;
        height: 70px;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }

    .research-grid {
        grid-template-columns: 1fr;
    }

    .modal {
        max-height: 85vh;
        margin: var(--spacing-md);
    }

    .modal-footer {
        flex-direction: column;
        align-items: stretch;
    }

    .modal-actions {
        flex-direction: column;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .lab-nav {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .logo-text {
        font-size: 1.2rem;
    }

    .hero-badge {
        font-size: 0.75rem;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .lab-items-container {
        flex-direction: column;
        align-items: center;
    }

    .section-title {
        font-size: 1.6rem;
    }

    .contact-container {
        padding: var(--spacing-lg);
    }

    .compounds-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Utility Classes
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--lab-bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--lab-bg-tertiary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--kava-green);
}

/* Selection */
::selection {
    background: var(--kava-green);
    color: white;
}

/* Focus Styles */
:focus-visible {
    outline: 2px solid var(--kava-green);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .floating-molecules,
    .molecules-container,
    .lab-nav,
    .nav,
    .modal-overlay {
        display: none;
    }

    body {
        background: white;
        color: black;
    }
}

/* ============================================
   HTML-Specific Styles (lab.html Structure)
   ============================================ */

/* Navigation Variants */
.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
    padding: var(--spacing-xs) 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--kava-green);
    transition: width var(--transition-normal);
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link-back {
    display: flex;
    align-items: center;
    gap: 4px;
    opacity: 0.7;
}

.nav-link-back:hover {
    opacity: 1;
    color: var(--kava-green);
}

.nav-link-back::after {
    display: none;
}

.nav-link-back svg {
    flex-shrink: 0;
}

.nav-link-cta {
    background: var(--kava-green);
    color: white !important;
    padding: var(--spacing-xs) var(--spacing-md) !important;
    border-radius: var(--radius-full);
    font-weight: 500;
    box-shadow: 0 4px 15px rgba(211, 250, 153, 0.3);
    transition: all var(--transition-normal);
}

.nav-link-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(211, 250, 153, 0.4);
}

.nav-link-cta::after {
    display: none;
}

.nav-mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.nav-mobile-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-normal);
}

.logo-suffix {
    color: var(--kava-green);
}

/* Hero Lab Section */
.hero-lab {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: calc(80px + var(--spacing-xl)) var(--spacing-lg) var(--spacing-xl);
    position: relative;
    z-index: 2;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin-bottom: var(--spacing-2xl);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    backdrop-filter: blur(10px);
}

.badge-pulse {
    width: 8px;
    height: 8px;
    background: var(--kava-green);
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 500;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.03em;
}

.text-gradient {
    background: linear-gradient(135deg, var(--kava-green), var(--lotus-purple), var(--nootropic-teal));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 1rem;
    text-decoration: none;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: none;
}

.btn svg {
    width: 20px;
    height: 20px;
}

.btn-primary {
    background: var(--kava-green);
    color: white;
    box-shadow: 0 4px 15px rgba(211, 250, 153, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(211, 250, 153, 0.4);
}

.btn-secondary {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-highlight);
}

/* Lab Workbench */
.lab-workbench {
    width: 100%;
    max-width: 1200px;
    position: relative;
    perspective: 1500px;
    padding: 0 var(--spacing-md);
}

.workbench-glow {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 200px;
    background: radial-gradient(ellipse at center, rgba(211, 250, 153, 0.15), transparent);
    filter: blur(40px);
    pointer-events: none;
}

.lab-items {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
    min-height: 300px;
    position: relative;
    z-index: 2;
}

/* Lab Items - Base Styles */
.lab-item {
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lab-item:hover {
    transform: translateY(-2px);
}

.lab-item:active {
    transform: translateY(0);
}

.item-tooltip {
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    color: var(--text-primary);
    opacity: 0;
    transition: all var(--transition-normal);
    white-space: nowrap;
    pointer-events: none;
}

.lab-item:hover .item-tooltip {
    opacity: 1;
    top: -40px;
}

/* Plant Specimen Terrarium */
.plant-specimen {
    --item-glow: var(--kanna-glow);
}

.terrarium {
    width: 100px;
    height: 140px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
    border-radius: 20px 20px 30% 30%;
    border: 1px solid rgba(255, 255, 255, 0.15);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 20px;
    position: relative;
    overflow: hidden;
    box-shadow:
        inset 0 0 30px rgba(255, 255, 255, 0.05),
        0 10px 30px rgba(0, 0, 0, 0.2);
}

.terrarium-wide {
    width: 130px;
    height: 100px;
    border-radius: 20px;
}

.terrarium-glass {
    position: absolute;
    top: 10px;
    left: 15px;
    width: 25%;
    height: 30%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);
    border-radius: 50%;
}

.terrarium-soil {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 25px;
    background: linear-gradient(180deg, #3d2817, #2a1c10);
    border-radius: 0 0 30% 30%;
}

.terrarium-water {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 35px;
    background: linear-gradient(180deg, rgba(59, 130, 246, 0.3), rgba(59, 130, 246, 0.5));
    border-radius: 0 0 20px 20px;
}

/* Plant Leaves */
.plant-leaves {
    position: relative;
    width: 60px;
    height: 80px;
}

.plant-leaves .leaf {
    position: absolute;
    width: 25px;
    height: 35px;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    border-radius: 50% 0 50% 50%;
    transform-origin: bottom center;
    animation: leaf-sway 4s ease-in-out infinite;
}

.kanna-plant .leaf {
    background: linear-gradient(135deg, #4ade80, #22c55e);
}

.plant-leaves .leaf:nth-child(1) {
    top: 5px;
    left: 50%;
    transform: translateX(-50%) rotate(-15deg);
    animation-delay: 0s;
}

.plant-leaves .leaf:nth-child(2) {
    top: 10px;
    left: 5px;
    transform: rotate(-40deg);
    animation-delay: 0.5s;
}

.plant-leaves .leaf:nth-child(3) {
    top: 10px;
    right: 5px;
    transform: rotate(40deg);
    animation-delay: 0.3s;
}

.plant-leaves .leaf:nth-child(4) {
    top: 25px;
    left: 0;
    transform: rotate(-55deg);
    animation-delay: 0.7s;
}

.plant-leaves .leaf:nth-child(5) {
    top: 25px;
    right: 0;
    transform: rotate(55deg);
    animation-delay: 0.4s;
}

.plant-leaves .stem {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 40px;
    background: linear-gradient(180deg, #22c55e, #15803d);
    border-radius: 3px;
}

@keyframes leaf-sway {
    0%, 100% { transform: rotate(var(--rotation, 0deg)); }
    50% { transform: rotate(calc(var(--rotation, 0deg) + 5deg)); }
}

.plant-label {
    margin-top: var(--spacing-sm);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    font-style: italic;
}

/* Lotus Flower */
.lotus-flower {
    position: relative;
    width: 70px;
    height: 50px;
}

.lotus-petal {
    position: absolute;
    width: 20px;
    height: 35px;
    background: linear-gradient(180deg, #a78bfa, #8b5cf6);
    border-radius: 50% 50% 50% 50% / 80% 80% 20% 20%;
    transform-origin: bottom center;
    animation: lotus-bloom 6s ease-in-out infinite;
}

.lotus-petal:nth-child(1) { left: 50%; transform: translateX(-50%) rotate(0deg); animation-delay: 0s; }
.lotus-petal:nth-child(2) { left: 50%; transform: translateX(-50%) rotate(30deg); animation-delay: 0.2s; }
.lotus-petal:nth-child(3) { left: 50%; transform: translateX(-50%) rotate(60deg); animation-delay: 0.4s; }
.lotus-petal:nth-child(4) { left: 50%; transform: translateX(-50%) rotate(-30deg); animation-delay: 0.1s; }
.lotus-petal:nth-child(5) { left: 50%; transform: translateX(-50%) rotate(-60deg); animation-delay: 0.3s; }
.lotus-petal:nth-child(6) { left: 50%; transform: translateX(-50%) rotate(90deg); animation-delay: 0.5s; }

.lotus-center {
    position: absolute;
    bottom: 5px;
    left: 50%;
    transform: translateX(-50%);
    width: 15px;
    height: 15px;
    background: radial-gradient(circle, #fbbf24, #f59e0b);
    border-radius: 50%;
    z-index: 1;
}

.lotus-pad {
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 20px;
    background: radial-gradient(ellipse, #22c55e, #16a34a);
    border-radius: 50%;
    opacity: 0.8;
}

@keyframes lotus-bloom {
    0%, 100% { transform: translateX(-50%) rotate(var(--rotation, 0deg)) scale(1); }
    50% { transform: translateX(-50%) rotate(var(--rotation, 0deg)) scale(1.05); }
}

/* Beaker Items */
.beaker-item {
    position: relative;
}

.beaker-svg {
    width: 80px;
    height: 140px;
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.3));
}

.beaker-label {
    margin-top: var(--spacing-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Microscope */
.microscope-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.microscope {
    width: 80px;
    height: 150px;
    position: relative;
}

.microscope-eyepiece {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 30px;
    background: linear-gradient(180deg, #374151, #1f2937);
    border-radius: 5px 5px 0 0;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.microscope-body {
    position: absolute;
    top: 25px;
    left: 50%;
    transform: translateX(-50%);
    width: 35px;
    height: 80px;
    background: linear-gradient(180deg, #374151, #1f2937);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.microscope-arm {
    position: absolute;
    top: 10px;
    right: -15px;
    width: 20px;
    height: 50px;
    background: linear-gradient(90deg, #4b5563, #374151);
    border-radius: 3px;
}

.microscope-stage {
    position: absolute;
    bottom: 35px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 12px;
    background: linear-gradient(180deg, #4b5563, #374151);
    border-radius: 3px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.specimen-slide {
    width: 40px;
    height: 6px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.specimen-sample {
    width: 8px;
    height: 4px;
    background: var(--kava-green);
    border-radius: 50%;
    animation: specimen-glow 2s ease-in-out infinite;
}

@keyframes specimen-glow {
    0%, 100% { box-shadow: 0 0 5px var(--kava-green); }
    50% { box-shadow: 0 0 15px var(--kava-green); }
}

.microscope-lens {
    position: absolute;
    bottom: 45px;
    left: 50%;
    transform: translateX(-50%);
    width: 15px;
    height: 20px;
    background: linear-gradient(180deg, #6b7280, #4b5563);
    border-radius: 3px;
}

.lens-glow {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 10px;
    height: 10px;
    background: var(--nootropic-teal);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--nootropic-teal);
    animation: lens-pulse 1.5s ease-in-out infinite;
}

@keyframes lens-pulse {
    0%, 100% { opacity: 0.8; }
    50% { opacity: 1; }
}

.microscope-base {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 70px;
    height: 25px;
    background: linear-gradient(180deg, #374151, #1f2937);
    border-radius: 5px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.microscope-label {
    margin-top: var(--spacing-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Test Tube Rack */
.test-tubes {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.tube-rack {
    position: relative;
    display: flex;
    gap: 8px;
    padding: 10px 15px 0;
}

.test-tube {
    width: 18px;
    height: 80px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.tube-glass {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 3px 3px 9px 9px;
}

.tube-liquid {
    position: absolute;
    bottom: 3px;
    left: 3px;
    right: 3px;
    height: var(--tube-height, 50%);
    background: var(--tube-color, var(--kava-green));
    border-radius: 0 0 6px 6px;
    opacity: 0.8;
    animation: tube-bubble 3s ease-in-out infinite;
}

@keyframes tube-bubble {
    0%, 100% { height: var(--tube-height, 50%); }
    50% { height: calc(var(--tube-height, 50%) + 3%); }
}

.rack-base {
    position: absolute;
    bottom: -15px;
    left: 0;
    right: 0;
    height: 20px;
    background: linear-gradient(180deg, #4b5563, #374151);
    border-radius: 5px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.tubes-label {
    margin-top: var(--spacing-lg);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Bench Surface */
.bench-surface {
    position: relative;
    height: 30px;
    background: linear-gradient(180deg, var(--lab-bg-tertiary), var(--lab-bg-secondary));
    border-radius: var(--radius-md);
    margin-top: var(--spacing-lg);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.bench-edge {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.bench-reflection {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 50px;
    background: linear-gradient(180deg, transparent, rgba(211, 250, 153, 0.05));
    filter: blur(20px);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Section Label */
.section-label {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--kava-green);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.7;
}

/* Product Cards - HTML Structure */
.product-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.product-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

.product-color-bar {
    height: 4px;
    background: var(--product-color, var(--kava-green));
}

.product-beaker {
    padding: var(--spacing-lg);
    display: flex;
    justify-content: center;
    align-items: center;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.02), transparent);
}

.product-flask {
    width: 100px;
    height: 160px;
}

.product-content {
    padding: var(--spacing-md) var(--spacing-lg) var(--spacing-lg);
}

.compound-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-xs);
}

.compound-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.product-name {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.product-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.product-price {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
}

.product-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.product-cta svg {
    width: 16px;
    height: 16px;
}

.product-cta:hover {
    background: var(--kava-green);
    border-color: var(--kava-green);
    color: white;
}

.product-glow {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 100px;
    background: var(--glow-color, rgba(211, 250, 153, 0.1));
    filter: blur(50px);
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
}

.product-card:hover .product-glow {
    opacity: 1;
}

/* Modal Backdrop (HTML Structure) */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 1999;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal-backdrop.active {
    opacity: 1;
    visibility: visible;
}

/* Direct Modal Structure */
.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.95);
    background: var(--lab-bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    max-width: 550px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal.active {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

/* Modal Product Hero */
.modal-product-hero {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    align-items: center;
}

.modal-beaker {
    flex-shrink: 0;
}

.modal-flask {
    width: 100px;
    height: 180px;
}

.modal-info {
    flex: 1;
}

.modal-product-name {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.modal-product-tagline {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-md);
}

/* Compound Breakdown */
.compound-breakdown {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
}

.compound-breakdown-title {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: var(--spacing-xs);
}

.compound-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.compound-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.05);
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

.compound-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

/* Modal Description */
.modal-description {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
}

.modal-description h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.modal-description p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.modal-description ul {
    list-style: none;
    padding: 0;
}

.modal-description li {
    position: relative;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.modal-description li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    background: var(--kava-green);
    border-radius: 50%;
}

/* Modal Actions */
.modal-actions {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.modal-price-info {
    display: flex;
    flex-direction: column;
}

.modal-price {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.modal-price-note {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.modal-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.modal-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
}

.modal-btn-primary {
    background: var(--kava-green);
    color: white;
    box-shadow: 0 4px 15px rgba(211, 250, 153, 0.3);
}

.modal-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(211, 250, 153, 0.4);
}

.modal-btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.modal-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Request Quote Button */
.request-quote {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--kava-green);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(211, 250, 153, 0.3);
}

.request-quote svg {
    width: 20px;
    height: 20px;
}

.request-quote:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(211, 250, 153, 0.4);
}

.request-quote:active {
    transform: translateY(0);
}

/* Sticky Contact CTA */
.sticky-cta {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--kava-green);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(211, 250, 153, 0.4),
                0 0 40px rgba(211, 250, 153, 0.2);
    transition: all 0.3s ease;
    animation: pulse-glow 2s ease-in-out infinite;
}

.sticky-cta svg {
    width: 20px;
    height: 20px;
}

.sticky-cta:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 6px 30px rgba(211, 250, 153, 0.5),
                0 0 60px rgba(211, 250, 153, 0.3);
}

.sticky-cta:active {
    transform: translateY(0) scale(1);
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(211, 250, 153, 0.4),
                    0 0 40px rgba(211, 250, 153, 0.2);
    }
    50% {
        box-shadow: 0 4px 25px rgba(211, 250, 153, 0.6),
                    0 0 60px rgba(211, 250, 153, 0.35);
    }
}

/* Mobile: Icon only */
@media (max-width: 768px) {
    .sticky-cta {
        bottom: 20px;
        right: 20px;
        padding: var(--spacing-md);
        border-radius: 50%;
    }

    .sticky-cta-text {
        display: none;
    }
}

/* Responsive Adjustments for HTML Structure */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-mobile-toggle {
        display: flex;
    }

    .nav-links.active {
        display: flex;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        flex-direction: column;
        background: rgba(10, 15, 26, 0.98);
        padding: var(--spacing-lg);
        border-bottom: 1px solid var(--border-color);
        gap: var(--spacing-md);
    }

    .lab-items {
        gap: var(--spacing-lg);
    }

    .terrarium {
        width: 80px;
        height: 110px;
    }

    .beaker-svg {
        width: 60px;
        height: 105px;
    }

    .microscope {
        width: 60px;
        height: 120px;
    }

    .test-tube {
        width: 14px;
        height: 60px;
    }
}

@media (max-width: 480px) {
    .lab-items {
        flex-direction: column;
        gap: var(--spacing-xl);
    }

    .hero-actions {
        flex-direction: column;
    }

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

/* ============================================
   Back Navigation Drawer
   ============================================ */
.back-drawer {
    position: fixed;
    bottom: 24px;
    left: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.back-drawer-toggle {
    width: 44px;
    height: 44px;
    background: var(--lab-bg-secondary);
    border: 1px solid var(--border-color);
    border-left: none;
    border-radius: 0 8px 8px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.back-drawer-toggle:hover {
    background: var(--surface-hover);
    border-color: var(--primary-color);
}

.drawer-arrow {
    width: 20px;
    height: 20px;
    stroke: var(--text-secondary);
    transition: transform 0.3s ease;
}

.back-drawer.open .drawer-arrow {
    transform: rotate(180deg);
}

.back-drawer-menu {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: var(--lab-bg-secondary);
    border: 1px solid var(--border-color);
    border-left: none;
    border-radius: 0 8px 8px 0;
    padding: 8px 12px;
    margin-left: -1px;
    transform: translateX(-100%);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.back-drawer.open .back-drawer-menu {
    transform: translateX(0);
    opacity: 1;
    pointer-events: auto;
}

.drawer-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    color: var(--text-primary);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border-radius: 6px;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.drawer-link:hover {
    background: var(--surface-hover);
    color: var(--primary-color);
}

.drawer-link svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    flex-shrink: 0;
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .back-drawer {
        bottom: 16px;
    }

    .back-drawer-toggle {
        width: 40px;
        height: 40px;
    }

    .drawer-arrow {
        width: 18px;
        height: 18px;
    }

    .drawer-link {
        padding: 8px 12px;
        font-size: 10px;
    }

    .drawer-link svg {
        width: 16px;
        height: 16px;
    }
}