/*
 * AVAKS Profesyonel Temizlik - Cyber-Biotech & Glassmorphic Global Stylesheet
 * Architectural Design: High-Tech R&D Laboratory Aesthetic (10/10 Score Target)
 */

/* ==========================================================================
   1. Design System & CSS Variables
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800;900&display=swap');

:root {
    /* Cyber Neon Color Palette */
    --color-primary: #00F2FE;        /* Electric Cyan */
    --color-secondary: #0066FF;      /* Siber Royal Blue */
    --color-accent: #FF5722;         /* Neon Reactor Orange */
    --color-purple: #A855F7;         /* Biotech Purple (Leke Avcısı) */
    --color-success: #10B981;        /* Biotech Green */
    --color-warning: #FBBF24;
    --color-danger: #EF4444;
    
    /* Technical Dark Neutrals */
    --color-bg-deep: #030712;        /* Cosmic Space Cadet Black */
    --color-bg-dark: #080E25;        /* Midnight Lab Chamber Blue */
    --color-bg-surface: #0E1630;     /* Frosted Biotech Panel */
    --color-white: #FFFFFF;
    
    /* Typography & Text */
    --color-text-bright: #F3F4F6;    /* Glistening active label text */
    --color-text-muted: #9CA3AF;     /* Technical description gray */
    
    /* Cyber Gradients */
    --grad-primary: linear-gradient(135deg, var(--color-bg-dark) 0%, var(--color-bg-deep) 100%);
    --grad-biotech: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    --grad-accent: linear-gradient(135deg, var(--color-accent) 0%, #D84315) 100%);
    --grad-purple: linear-gradient(135deg, #C084FC 0%, var(--color-purple) 100%);
    --grad-glass: rgba(14, 22, 48, 0.65);
    --grad-glass-border: rgba(255, 255, 255, 0.08);
    
    /* Layout Tokens */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 32px;
    
    /* Siber Glow Shadows */
    --shadow-glow: 0 0 25px rgba(0, 242, 254, 0.35);
    --shadow-glow-purple: 0 0 25px rgba(168, 85, 247, 0.35);
    --shadow-glow-orange: 0 0 25px rgba(255, 87, 34, 0.35);
    --shadow-soft: 0 20px 40px rgba(0, 0, 0, 0.4);
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   2. Reset & Global Configurations
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-deep);
    color: var(--color-text-bright);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Custom Scrollbar for siber design */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--color-bg-deep);
}
::-webkit-scrollbar-thumb {
    background: var(--grad-biotech);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-white);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.5px;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    image-rendering: -webkit-optimize-contrast;
}

/* Global viewport image overrides */
.product-card-visual img, .detail-img-showcase img, .alternative-img-wrapper img, .hero-product-card img {
    max-height: 100%;
    width: auto !important;
    max-width: 100%;
    object-fit: contain;
}

ul {
    list-style: none;
}

/* Freeze window scrolling when drawer is active */
body.menu-active {
    overflow: hidden !important;
}

/* ==========================================================================
   3. Common Components & Utilities (Glassmorphism & Cyber nodes)
   ========================================================================== */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 100px 0;
}

/* Frosted glass panel style */
.glass-card {
    background: var(--grad-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--grad-glass-border);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-soft);
    position: relative;
    overflow: hidden;
}

/* Siber Corner Brackets Decoration */
.siber-bracket {
    position: relative;
}
.siber-bracket::before, .siber-bracket::after {
    content: '';
    position: absolute;
    width: 12px;
    height: 12px;
    border-color: var(--color-primary);
    border-style: solid;
    pointer-events: none;
    z-index: 5;
}
.siber-bracket::before {
    top: 15px; left: 15px;
    border-width: 2px 0 0 2px;
}
.siber-bracket::after {
    bottom: 15px; right: 15px;
    border-width: 0 2px 2px 0;
}

/* High-tech Gradient Text */
.text-gradient-cyan {
    background: linear-gradient(135deg, var(--color-primary) 0%, #FFFFFF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.text-gradient-purple {
    background: linear-gradient(135deg, #D8B4FE 0%, var(--color-purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Premium Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    gap: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background: var(--grad-biotech);
    color: var(--color-bg-deep);
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.2);
    position: relative;
    z-index: 1;
    overflow: hidden;
}
.btn-primary::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(135deg, #0066FF 0%, #00F2FE 100%);
    transition: opacity var(--transition-smooth);
    z-index: -1;
    opacity: 0;
}
.btn-primary:hover::before {
    opacity: 1;
}
.btn-primary:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
    color: var(--color-white);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(5px);
}
.btn-secondary:hover {
    background: var(--color-white);
    color: var(--color-bg-deep);
    border-color: var(--color-white);
    transform: translateY(-2px);
}

.btn-accent {
    background: var(--grad-accent);
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(255, 87, 34, 0.2);
}
.btn-accent:hover {
    box-shadow: var(--shadow-glow-orange);
    transform: translateY(-2px);
}

.section-title-wrapper {
    text-align: center;
    margin-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.subtitle {
    display: inline-block;
    color: var(--color-primary);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 12px;
    background: var(--grad-biotech);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-title {
    font-size: 2.8rem;
    color: var(--color-white);
    margin-bottom: 16px;
    font-weight: 800;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--color-text-muted);
}

/* ==========================================================================
   4. Floating Ambient glowing orbs
   ========================================================================== */
.orb-layer {
    position: absolute;
    width: 100%; height: 100%;
    overflow: hidden;
    pointer-events: none;
    top: 0; left: 0;
    z-index: 0;
}
.glowing-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.15;
    animation: orbMove 25s infinite ease-in-out alternate;
}
.orb-cyan {
    background: var(--color-primary);
    width: 450px; height: 450px;
    top: 15%; right: -150px;
}
.orb-blue {
    background: var(--color-secondary);
    width: 500px; height: 500px;
    bottom: 10%; left: -200px;
    animation-duration: 35s;
}
.orb-purple {
    background: var(--color-purple);
    width: 400px; height: 400px;
    top: 50%; right: 25%;
    animation-duration: 20s;
}

@keyframes orbMove {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(50px, -50px) scale(1.1); }
    100% { transform: translate(-50px, 50px) scale(0.9); }
}

/* ==========================================================================
   5. Header & Navigation (Frosted Glass Cyber navbar)
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 24px 0;
    transition: var(--transition-smooth);
}

.header.scrolled {
    padding: 12px 0;
    background: rgba(3, 7, 18, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Pulsing Reactor Ring Logo icon */
.logo-reactor {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 3px double var(--color-primary);
    box-shadow: 0 0 10px var(--color-primary);
    position: relative;
    animation: rotateReactor 4s infinite linear;
}
.logo-reactor::before {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--color-primary);
    box-shadow: 0 0 6px var(--color-primary);
}

@keyframes rotateReactor {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.7rem;
    font-weight: 900;
    color: var(--color-white);
    letter-spacing: -1px;
    white-space: nowrap;
    text-transform: uppercase;
}

.logo-text span {
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 2px;
    display: block;
    line-height: 1;
    margin-top: -4px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    color: rgba(255, 255, 255, 0.7);
    font-weight: 600;
    font-size: 0.9rem;
    position: relative;
    padding: 8px 0;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    box-shadow: 0 0 8px var(--color-primary);
    transition: var(--transition-fast);
}
.nav-link:hover, .nav-link.active {
    color: var(--color-white);
    text-shadow: 0 0 8px rgba(0, 242, 254, 0.5);
}
.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

/* Mobile Toggler */
.mobile-nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
    padding: 6px;
}

.mobile-nav-toggle span {
    display: block;
    width: 26px;
    height: 3px;
    background: var(--color-white);
    border-radius: 2px;
    transition: var(--transition-smooth);
}

/* ==========================================================================
   6. Hero Section (Aqua Cyber Laboratory Layout)
   ========================================================================== */
.hero {
    min-height: 100vh;
    background: var(--grad-primary);
    position: relative;
    display: flex;
    align-items: center;
    color: var(--color-white);
    padding-top: 140px;
    padding-bottom: 80px;
    overflow: hidden;
}

/* Molecular/Biotech grid lines overlay */
.hero-grid-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-image: 
        linear-gradient(rgba(0, 242, 254, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 242, 254, 0.015) 1px, transparent 1px);
    background-size: 50px 50px;
    background-position: center;
    z-index: 1;
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-tagline {
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: var(--color-primary);
    margin-bottom: 24px;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-shadow: 0 0 10px rgba(0, 242, 254, 0.3);
}
.hero-tagline::before {
    content: '';
    display: inline-block;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-primary);
    box-shadow: 0 0 8px var(--color-primary);
    animation: flashNode 2s infinite alternate;
}

@keyframes flashNode {
    0% { opacity: 0.3; transform: scale(0.9); }
    100% { opacity: 1; transform: scale(1.1); }
}

.hero-title {
    font-size: 4.2rem;
    font-weight: 900;
    line-height: 1.05;
    margin-bottom: 24px;
}

.hero-title span {
    background: var(--grad-biotech);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(0, 242, 254, 0.15);
}

.hero-desc {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    margin-bottom: 40px;
    max-width: 550px;
}

.hero-btns {
    display: flex;
    gap: 16px;
    margin-bottom: 50px;
}

.hero-badges {
    display: flex;
    gap: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 32px;
}

.hero-badge {
    display: flex;
    align-items: center;
    gap: 14px;
}

.badge-icon {
    width: 50px;
    height: 50px;
    background: rgba(0, 242, 254, 0.05);
    border: 1px solid rgba(0, 242, 254, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 1.3rem;
    box-shadow: 0 4px 12px rgba(0, 242, 254, 0.1);
}

.badge-text h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-white);
}
.badge-text p {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* Floating holographic visual stack */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.visual-backdrop {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(0, 242, 254, 0.18) 0%, rgba(8, 14, 37, 0) 70%);
    z-index: 0;
    animation: ripple 5s infinite ease-in-out;
}

.product-showcase-container {
    position: relative;
    z-index: 2;
    display: flex;
    gap: 30px;
    align-items: flex-end;
}

/* Capsule-like glass showcase card */
.hero-product-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.01) 100%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-radius: var(--border-radius-md);
    padding: 30px 20px;
    width: 210px;
    text-align: center;
    transition: var(--transition-smooth);
    position: relative;
}

.hero-product-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    border-radius: inherit;
    border: 1px solid transparent;
    background: var(--grad-biotech) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: destination-out;
    mask-composite: exclude;
    opacity: 0.4;
    transition: var(--transition-fast);
}

.hero-product-card:hover {
    transform: translateY(-15px) scale(1.03);
    box-shadow: var(--shadow-glow);
    border-color: rgba(0, 242, 254, 0.2);
}
.hero-product-card.card-purple:hover {
    box-shadow: var(--shadow-glow-purple);
}

.hero-product-card.card-blue {
    top: -20px;
}
.hero-product-card.card-purple {
    top: 20px;
}

.product-img-wrapper {
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    position: relative;
    z-index: 2;
}

.product-main-img {
    max-height: 100%;
    filter: drop-shadow(0 15px 30px rgba(0,0,0,0.4));
    transition: var(--transition-smooth);
}

.hero-product-card:hover .product-main-img {
    transform: translateY(-8px) rotate(3deg) scale(1.05);
    filter: drop-shadow(0 20px 40px rgba(0, 242, 254, 0.35));
}
.hero-product-card.card-purple:hover .product-main-img {
    filter: drop-shadow(0 20px 40px rgba(168, 85, 247, 0.35));
}

.product-card-title {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}

.product-card-badge {
    display: inline-block;
    padding: 4px 12px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 30px;
    letter-spacing: 1px;
}

.card-blue .product-card-badge {
    background: rgba(0, 242, 254, 0.1);
    color: var(--color-primary);
    border: 1px solid rgba(0, 242, 254, 0.2);
}
.card-purple .product-card-badge {
    background: rgba(168, 85, 247, 0.1);
    color: #C084FC;
    border: 1px solid rgba(168, 85, 247, 0.2);
}

/* ==========================================================================
   7. Interactive Stain Solver (Siber Diagnostics Dashboard)
   ========================================================================== */
.stain-solver-section {
    position: relative;
}

.solver-container {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    gap: 40px;
}

.solver-selector-pane {
    background: rgba(14, 22, 48, 0.4);
    border: 1px solid var(--grad-glass-border);
    border-radius: var(--border-radius-md);
    padding: 30px;
    box-shadow: var(--shadow-soft);
}

.pane-title {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 24px;
    color: var(--color-white);
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.pane-title i {
    color: var(--color-primary);
}

.stain-grid-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.stain-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition-smooth);
    color: var(--color-text-muted);
}

.stain-btn:hover {
    border-color: var(--color-primary);
    background: rgba(0, 242, 254, 0.02);
    transform: translateX(4px);
    color: var(--color-white);
}

.stain-btn.active {
    background: linear-gradient(90deg, rgba(0, 242, 254, 0.08) 0%, rgba(0, 102, 255, 0.02) 100%);
    border-color: var(--color-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-glow);
}

.stain-meta-info {
    display: flex;
    align-items: center;
    gap: 14px;
}

.stain-num {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--color-primary);
    transition: var(--transition-smooth);
}

.stain-btn.active .stain-num {
    background: var(--grad-biotech);
    border-color: var(--color-primary);
    color: var(--color-bg-deep);
    box-shadow: 0 0 12px var(--color-primary);
}

.stain-title-text h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: inherit;
}
.stain-title-text span {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    display: block;
    margin-top: 1px;
}

.stain-arrow {
    font-size: 0.95rem;
    transition: var(--transition-fast);
}
.stain-btn.active .stain-arrow {
    transform: translateX(4px);
    color: var(--color-primary);
}

/* Siber Display Pane */
.solver-display-pane {
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.solution-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: 16px;
}

.solution-badge {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(255, 87, 34, 0.1);
    color: var(--color-accent);
    border: 1px solid rgba(255, 87, 34, 0.2);
    font-weight: 700;
    font-size: 0.75rem;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.solution-stain-name {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: 20px;
    letter-spacing: -0.5px;
}

.solution-steps-box {
    background: rgba(3, 7, 18, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--border-radius-md);
    padding: 30px;
    box-shadow: inset 0 2px 10px rgba(0,0,0,0.5);
}

.solution-steps-box h4 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.solution-steps-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.solution-step-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 14px 18px;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}

.solution-step-item:hover {
    border-color: var(--color-primary);
    transform: translateX(4px);
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.1);
}

.step-icon-node {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    color: var(--color-success);
    margin-top: 2px;
}

.solution-step-item p {
    font-size: 0.92rem;
    color: var(--color-text-bright);
    font-weight: 500;
    line-height: 1.5;
}

.solution-product-link {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.solution-product-link:hover {
    color: var(--color-white);
    text-shadow: 0 0 8px var(--color-primary);
}

/* ==========================================================================
   8. Before/After Simulator (Interactive Chemistry Reactor Core)
   ========================================================================== */
.effect-simulator-section {
    position: relative;
}

.ba-slider {
    position: relative;
    width: 100%;
    height: 420px;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(255, 255, 255, 0.08);
    cursor: ew-resize;
    background: #000;
    touch-action: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.ba-surface {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
}

.ba-after-surface {
    z-index: 1;
    background: linear-gradient(135deg, #020718 0%, #061F58 50%, #0044B2 100%);
    background-image: 
        radial-gradient(circle at 75% 25%, rgba(0, 242, 254, 0.25) 0%, transparent 60%),
        linear-gradient(rgba(0, 242, 254, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 242, 254, 0.02) 1px, transparent 1px);
    background-size: cover, 30px 30px, 30px 30px;
}

.ba-before-surface {
    z-index: 2;
    width: 50%;
    overflow: hidden;
    background: linear-gradient(135deg, #10141D 0%, #07090E 100%);
    /* Molecular dirty soot spot pattern */
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(0,0,0,0.9) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(200,90,0,0.2) 0%, transparent 35%),
        radial-gradient(circle at 45% 15%, rgba(0,0,0,0.92) 0%, transparent 30%),
        radial-gradient(circle at 35% 80%, rgba(0,0,0,0.85) 0%, transparent 32%),
        radial-gradient(circle at 65% 45%, rgba(0,0,0,0.88) 0%, transparent 35%);
    border-right: 1px solid rgba(0, 242, 254, 0.3);
}

.ba-handle {
    position: absolute;
    top: 0; bottom: 0;
    width: 2px;
    background: var(--color-primary);
    left: 50%;
    z-index: 10;
    box-shadow: 0 0 10px var(--color-primary), 0 0 20px var(--color-primary);
    pointer-events: none;
}

.ba-arrow-capsule {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--color-bg-deep);
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow);
    font-size: 1rem;
    transition: transform var(--transition-fast);
}

.ba-slider:hover .ba-arrow-capsule {
    transform: translate(-50%, -50%) scale(1.1);
    box-shadow: 0 0 20px var(--color-primary);
    background: var(--color-primary);
    color: var(--color-bg-deep);
}

.clean-badge {
    position: absolute;
    right: 20px; top: 20px;
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid var(--color-success);
    color: #A7F3D0;
    padding: 6px 14px;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 4px;
    font-family: var(--font-heading);
    letter-spacing: 1px;
}

.dirty-badge {
    position: absolute;
    left: 20px; top: 20px;
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid var(--color-danger);
    color: #FCA5A5;
    padding: 6px 14px;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 4px;
    font-family: var(--font-heading);
    letter-spacing: 1px;
    white-space: nowrap;
}

.sparkle {
    position: absolute;
    color: var(--color-primary);
    font-size: 1.3rem;
    filter: drop-shadow(0 0 5px var(--color-primary));
    animation: sparklePulse 3s infinite ease-in-out;
}
.sparkle-1 { top: 25%; right: 25%; animation-delay: 0s; }
.sparkle-2 { top: 65%; right: 15%; animation-delay: 1.2s; font-size: 1rem; }
.sparkle-3 { top: 15%; right: 40%; animation-delay: 2.4s; font-size: 1.15rem; }

@keyframes sparklePulse {
    0%, 100% { transform: scale(1) rotate(0deg); opacity: 0.2; }
    50% { transform: scale(1.3) rotate(90deg); opacity: 1; }
}

/* ==========================================================================
   9. Product Spotlight Catalog Grid (Biotech Grid System)
   ========================================================================== */
.products-section {
    position: relative;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.product-showcase-card {
    background: var(--grad-glass);
    border: 1px solid var(--grad-glass-border);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.product-showcase-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 6px;
}
.product-showcase-card.card-blue::before { background: var(--grad-biotech); }
.product-showcase-card.card-purple::before { background: var(--grad-purple); }

.product-showcase-card:hover {
    transform: translateY(-10px);
    border-color: rgba(255, 255, 255, 0.15);
}
.product-showcase-card.card-blue:hover { box-shadow: var(--shadow-glow); }
.product-showcase-card.card-purple:hover { box-shadow: var(--shadow-glow-purple); }

.product-card-body {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 30px;
    align-items: center;
}

.product-card-visual {
    height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.product-card-visual::before {
    content: '';
    position: absolute;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    z-index: 0;
    opacity: 0.08;
    filter: blur(20px);
}
.card-blue .product-card-visual::before { background: var(--color-primary); }
.card-purple .product-card-visual::before { background: var(--color-purple); }

.product-card-visual img {
    max-height: 100%;
    z-index: 1;
    filter: drop-shadow(0 15px 30px rgba(0,0,0,0.3));
    transition: var(--transition-smooth);
}

.product-showcase-card:hover .product-card-visual img {
    transform: scale(1.05) rotate(1deg);
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.4));
}

.product-card-info {
    display: flex;
    flex-direction: column;
}

/* Scientific Ar-Ge Formula Badges */
.product-formula-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 4px;
    padding: 6px 12px;
    margin-bottom: 14px;
    font-size: 0.75rem;
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-text-bright);
    width: fit-content;
}
.product-formula-badge span {
    color: var(--color-primary);
}
.card-purple .product-formula-badge span {
    color: #C084FC;
}

.product-tag {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 6px;
}
.card-blue .product-tag { color: var(--color-primary); }
.card-purple .product-tag { color: #C084FC; }

.product-title {
    font-size: 2.1rem;
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.product-short-desc {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: 24px;
}

.product-feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--color-text-bright);
    margin-bottom: 10px;
}

.product-feature-item i {
    font-size: 1rem;
}
.card-blue .product-feature-item i { color: var(--color-primary); }
.card-purple .product-feature-item i { color: #C084FC; }

.product-action-box {
    margin-top: 14px;
}

/* ==========================================================================
   10. Technical Biotech Highlights Section (R&D Chamber)
   ========================================================================== */
.why-section {
    background: #040816;
    position: relative;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.why-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 60px;
    align-items: center;
}

.why-desc {
    color: var(--color-text-muted);
    margin-bottom: 32px;
}

.why-badge-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.why-badge-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--border-radius-md);
    padding: 30px;
    transition: var(--transition-smooth);
}

.why-badge-card:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--color-primary);
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 242, 254, 0.1);
}

.why-card-icon {
    width: 52px;
    height: 52px;
    border-radius: 8px;
    background: rgba(0, 242, 254, 0.05);
    border: 1px solid rgba(0, 242, 254, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: 20px;
}

.why-badge-card h4 {
    font-size: 1.15rem;
    color: var(--color-white);
    margin-bottom: 8px;
}

.why-badge-card p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

/* ==========================================================================
   11. Product Detail Page System
   ========================================================================== */
.product-detail-hero {
    min-height: 75vh;
    padding-top: 160px;
    padding-bottom: 60px;
    display: flex;
    align-items: center;
    position: relative;
    background: var(--color-bg-deep);
    overflow: hidden;
}

.product-detail-hero.theme-blue {
    background: radial-gradient(circle at right, rgba(0, 242, 254, 0.1) 0%, var(--color-bg-deep) 65%);
}
.product-detail-hero.theme-purple {
    background: radial-gradient(circle at right, rgba(168, 85, 247, 0.1) 0%, var(--color-bg-deep) 65%);
}

.detail-hero-grid {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.detail-img-showcase {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    height: 440px;
}

.detail-img-glow {
    position: absolute;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    filter: blur(80px);
    z-index: 0;
    opacity: 0.15;
}
.theme-blue .detail-img-glow { background: var(--color-primary); }
.theme-purple .detail-img-glow { background: var(--color-purple); }

.detail-main-img {
    max-height: 100%;
    z-index: 1;
    filter: drop-shadow(0 25px 40px rgba(0,0,0,0.5));
    animation: floating-slight 5s infinite ease-in-out;
}

.detail-meta-box {
    display: flex;
    flex-direction: column;
}

.detail-tagline {
    font-size: 1.1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}
.theme-blue .detail-tagline { color: var(--color-primary); }
.theme-purple .detail-tagline { color: #C084FC; }

.detail-title {
    font-size: 3.4rem;
    font-weight: 900;
    line-height: 1.05;
    margin-bottom: 20px;
}

.detail-description {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    margin-bottom: 30px;
    line-height: 1.7;
}

.detail-specs-bar {
    display: flex;
    gap: 32px;
    margin-bottom: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 20px 0;
}

.detail-spec-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.spec-icon {
    font-size: 1.4rem;
}
.theme-blue .spec-icon { color: var(--color-primary); }
.theme-purple .spec-icon { color: #C084FC; }

.spec-info h5 {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}
.spec-info p {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-white);
}

.product-detail-info-section {
    background: var(--color-bg-dark);
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.detail-info-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 50px;
}

.detail-left-pane {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.detail-card {
    background: rgba(14, 22, 48, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    padding: 40px;
    box-shadow: var(--shadow-soft);
}

.detail-card-title {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.detail-card-title i {
    font-size: 1.4rem;
    color: var(--color-primary);
}

.usecase-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.usecase-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    padding: 16px;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}
.usecase-item:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
}
.usecase-icon {
    font-size: 1.1rem;
    color: var(--color-success);
}
.usecase-item p {
    font-size: 0.88rem;
    color: var(--color-text-bright);
    line-height: 1.5;
}

.timeline-steps {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.timeline-step-card {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.step-num-node {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(0, 242, 254, 0.08);
    border: 1px solid rgba(0, 242, 254, 0.2);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-family: var(--font-heading);
    box-shadow: 0 0 10px rgba(0, 242, 254, 0.1);
}

.step-card-text {
    flex: 1;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: var(--border-radius-sm);
    padding: 16px 20px;
}
.step-card-text h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
}
.step-card-text p {
    font-size: 0.88rem;
    color: var(--color-text-muted);
}

.detail-right-pane {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.composition-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.composition-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    padding: 14px 18px;
    border-radius: var(--border-radius-sm);
}

.composition-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-primary);
    box-shadow: 0 0 6px var(--color-primary);
}
.theme-purple .composition-indicator {
    background: #C084FC;
    box-shadow: 0 0 6px #C084FC;
}

.composition-item p {
    font-size: 0.9rem;
    color: var(--color-text-bright);
    font-weight: 500;
}

/* Warnings layout formatted as active alert card */
.precaution-box {
    background: rgba(239, 68, 68, 0.03);
    border: 1px solid rgba(239, 68, 68, 0.12);
    border-left: 4px solid var(--color-danger);
    border-radius: var(--border-radius-sm);
    padding: 24px;
}

.precaution-title {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #F87171;
    font-weight: 700;
    margin-bottom: 16px;
    text-transform: uppercase;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
}
.precaution-title i {
    font-size: 1.15rem;
}

.precaution-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.precaution-item {
    display: flex;
    gap: 10px;
    font-size: 0.85rem;
    color: #FCA5A5;
    line-height: 1.5;
}
.precaution-item i {
    margin-top: 3px;
}

.alternative-banner-section {
    background: var(--color-bg-deep);
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.alternative-card {
    background: var(--grad-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--grad-glass-border);
    border-radius: var(--border-radius-md);
    padding: 40px;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 40px;
    align-items: center;
    box-shadow: var(--shadow-soft);
}

.alternative-img-wrapper {
    height: 110px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.alternative-img-wrapper img {
    max-height: 100%;
    filter: drop-shadow(0 10px 20px rgba(0,0,0,0.3));
}

.alternative-text h3 {
    font-size: 1.6rem;
    margin-bottom: 8px;
}
.alternative-text p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* ==========================================================================
   12. Corporate Pages (About Page, Workflow Nodes)
   ========================================================================== */
.corporate-header {
    background: var(--grad-primary);
    color: var(--color-white);
    padding: 180px 0 100px;
    text-align: center;
    position: relative;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.corporate-title {
    font-size: 3.6rem;
    font-weight: 900;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.corporate-breadcrumbs {
    display: flex;
    justify-content: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}
.corporate-breadcrumbs a:hover {
    color: var(--color-primary);
}

.about-intro-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 60px;
    align-items: center;
}

.about-img-box {
    position: relative;
}

.about-img-frame {
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    border: 5px solid rgba(255,255,255,0.03);
    position: relative;
    z-index: 2;
}

.about-img-box::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border: 2px dashed rgba(0, 242, 254, 0.25);
    border-radius: var(--border-radius-md);
    top: 20px;
    left: -20px;
    z-index: 1;
}

.about-lab-card {
    background: linear-gradient(135deg, var(--color-bg-surface) 0%, #030D26 100%);
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    flex-direction: column;
    text-align: center;
    padding: 40px;
}

.about-info-text h3 {
    font-size: 1.9rem;
    color: var(--color-white);
    margin-bottom: 20px;
}

.about-info-text p {
    margin-bottom: 20px;
    color: var(--color-text-muted);
}

.certifications-row {
    display: flex;
    gap: 30px;
    margin-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 30px;
}

.cert-card {
    display: flex;
    align-items: center;
    gap: 12px;
}

.cert-icon {
    width: 46px;
    height: 46px;
    border-radius: 8px;
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: var(--color-success);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.cert-text h5 {
    font-size: 0.85rem;
    font-weight: 700;
}
.cert-text p {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin: 0;
}

/* cols-4 support for workflow */
.why-badge-list.cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* ==========================================================================
   13. Contact Page Structure (Cyber Form Controls)
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 50px;
    align-items: start;
}

.contact-details-card {
    background: rgba(14, 22, 48, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    padding: 40px;
    box-shadow: var(--shadow-soft);
}

.contact-details-card h3 {
    margin-bottom: 20px;
    font-size: 1.7rem;
}

.contact-info-block {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-info-item {
    display: flex;
    gap: 16px;
    align-items: center;
}

.contact-info-icon {
    width: 46px;
    height: 46px;
    border-radius: 8px;
    background: rgba(0, 242, 254, 0.05);
    border: 1px solid rgba(0, 242, 254, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--color-primary);
}

.contact-info-text h5 {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 2px;
}
.contact-info-text p {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-white);
}

.contact-form-wrapper {
    background: var(--grad-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--grad-glass-border);
    border-radius: var(--border-radius-md);
    padding: 50px;
    box-shadow: var(--shadow-soft);
}

.contact-form-wrapper h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    letter-spacing: -0.5px;
}

.form-alert {
    padding: 14px 20px;
    border-radius: var(--border-radius-sm);
    margin-bottom: 24px;
    font-size: 0.9rem;
    font-weight: 500;
}

.form-group-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-label {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Frozen glass input controls */
.form-control {
    width: 100%;
    padding: 12px 18px;
    font-family: var(--font-body);
    font-size: 0.92rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
    background: rgba(255, 255, 255, 0.03);
    color: var(--color-white);
}

.form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 10px rgba(0, 242, 254, 0.2);
    outline: none;
    background: rgba(255, 255, 255, 0.05);
}

textarea.form-control {
    resize: vertical;
    min-height: 130px;
}

.map-section {
    line-height: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}
.map-iframe {
    width: 100%;
    height: 400px;
    border: none;
    filter: invert(90%) hue-rotate(180deg); /* High-tech dark map tint! */
}

/* ==========================================================================
   14. Premium Footer Layout
   ========================================================================== */
.footer {
    background: #02050e;
    color: var(--color-text-muted);
    padding-top: 80px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-top-grid {
    display: grid;
    grid-template-columns: 1.25fr 0.75fr 0.75fr 1.25fr;
    gap: 50px;
    margin-bottom: 60px;
}

.footer-brand h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--color-white);
    margin-bottom: 20px;
}
.footer-brand h3 span {
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 500;
    display: block;
    letter-spacing: 2px;
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 24px;
}

.footer-social-links {
    display: flex;
    gap: 12px;
}

.social-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    transition: var(--transition-fast);
}

.social-btn:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-bg-deep);
    box-shadow: var(--shadow-glow);
    transform: translateY(-3px);
}

.footer-widget-title {
    font-size: 1.05rem;
    color: var(--color-white);
    font-weight: 700;
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.footer-widget-title::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; width: 24px; height: 2px;
    background: var(--color-primary);
    box-shadow: 0 0 6px var(--color-primary);
}

.footer-links-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-link {
    font-size: 0.9rem;
}
.footer-link:hover {
    color: var(--color-white);
    transform: translateX(4px);
}

.footer-contact-widget {
    display: flex;
    flex-direction: column;
    gap: 16px;
    font-size: 0.9rem;
}

.footer-contact-item {
    display: flex;
    gap: 12px;
}

.footer-contact-item i {
    color: var(--color-primary);
    margin-top: 4px;
}

.footer-badges-container {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.footer-mini-badge {
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 4px;
    padding: 6px 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-white);
}

.footer-mini-badge i {
    color: var(--color-primary);
}

.footer-bottom {
    background: #010207;
    padding: 30px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.85rem;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255,255,255,0.3);
}

.footer-bottom a {
    color: var(--color-primary);
}

/* ==========================================================================
   15. Pure CSS Mobile Menu Toggle Animation & Sidebar Drawer
   ========================================================================== */

/* Active open states of burger lines using center center anchors */
.mobile-nav-toggle.open span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}
.mobile-nav-toggle.open span:nth-child(2) {
    opacity: 0;
}
.mobile-nav-toggle.open span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Premium Dark Backdrop Blur when Mobile Menu drawer is open */
body.menu-active::before {
    content: '';
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    background: rgba(3, 7, 18, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 999;
    animation: fadeInBlur 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes fadeInBlur {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ==========================================================================
   16. Keyframe Animations System
   ========================================================================== */
@keyframes float-slow {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(15px, -15px) scale(1.03); }
    100% { transform: translate(-15px, 15px) scale(0.97); }
}

@keyframes floating-slight {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(1deg); }
    100% { transform: translateY(0px) rotate(0deg); }
}

@keyframes ripple {
    0%, 100% { transform: scale(1); opacity: 0.18; }
    50% { transform: scale(1.1); opacity: 0.28; }
}

/* Scroll Entrance Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }

/* Dynamic Floating Bubble Particle System */
.hero-bubbles {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: 1;
}

.bubble {
    position: absolute;
    bottom: -100px;
    background: rgba(0, 242, 254, 0.05);
    border: 1px solid rgba(0, 242, 254, 0.12);
    border-radius: 50%;
    animation: floatBubble 12s infinite linear;
}

.bubble:nth-child(1) { left: 8%; width: 40px; height: 40px; animation-duration: 9s; animation-delay: 0s; }
.bubble:nth-child(2) { left: 22%; width: 20px; height: 20px; animation-duration: 11s; animation-delay: 2s; }
.bubble:nth-child(3) { left: 38%; width: 50px; height: 50px; animation-duration: 13s; animation-delay: 1s; }
.bubble:nth-child(4) { left: 52%; width: 30px; height: 30px; animation-duration: 10s; animation-delay: 3s; }
.bubble:nth-child(5) { left: 68%; width: 16px; height: 16px; animation-duration: 8s;  animation-delay: 4.5s; }
.bubble:nth-child(6) { left: 82%; width: 45px; height: 45px; animation-duration: 12s; animation-delay: 0.5s; }
.bubble:nth-child(7) { left: 92%; width: 24px; height: 24px; animation-duration: 14s; animation-delay: 4s; }
.bubble:nth-child(8) { left: 45%; width: 35px; height: 35px; animation-duration: 11.5s; animation-delay: 6s; }

@keyframes floatBubble {
    0% { transform: translateY(0) scale(1) rotate(0deg); opacity: 0; }
    10% { opacity: 0.5; }
    90% { opacity: 0.5; }
    100% { transform: translateY(-120vh) scale(0.6) rotate(360deg); opacity: 0; }
}

/* Volumetric Mockup Pedestals */
.product-card-visual::after, .detail-img-showcase::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 140px;
    height: 12px;
    background: radial-gradient(ellipse at center, rgba(0, 242, 254, 0.4) 0%, rgba(8, 14, 37, 0) 70%);
    filter: blur(4px);
    z-index: 0;
    border-radius: 50%;
    animation: pulsePedestal 4s infinite ease-in-out;
    pointer-events: none;
}

.card-purple .product-card-visual::after, .theme-purple .detail-img-showcase::after {
    background: radial-gradient(ellipse at center, rgba(168, 85, 247, 0.4) 0%, rgba(8, 14, 37, 0) 70%);
}

@keyframes pulsePedestal {
    0%, 100% { transform: translateX(-50%) scale(1); opacity: 0.4; }
    50% { transform: translateX(-50%) scale(1.2); opacity: 0.7; }
}

/* Horizontal scroll fade overlay mask wrappers */
.stain-grid-wrapper {
    position: relative;
    width: 100%;
}

/* ==========================================================================
   17. Technical Error 404 Layout
   ========================================================================== */
.error-section {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 150px;
    background: var(--grad-primary);
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.error-content-box {
    position: relative;
    z-index: 2;
    max-width: 600px;
    padding: 0 20px;
}

.error-title-huge {
    font-size: 8rem;
    font-weight: 900;
    line-height: 1;
    background: var(--grad-biotech);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 20px;
}

.error-sub {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.error-text {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    margin-bottom: 40px;
}

/* ==========================================================================
   18. Responsive Media Adaptations (11 UX improvements integrated)
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-title { font-size: 3.2rem; }
    .hero-grid { gap: 40px; }
    .products-grid { grid-template-columns: 1fr; gap: 30px; }
    .why-grid { grid-template-columns: 1fr; gap: 40px; }
    .detail-hero-grid { grid-template-columns: 1fr; gap: 40px; }
    .detail-img-showcase { height: 320px; }
    .detail-info-grid { grid-template-columns: 1fr; }
    .footer-top-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; }
    .solver-container { grid-template-columns: 1fr; }
    .solver-selector-pane { border-right: none; border-bottom: 1px solid rgba(255, 255, 255, 0.08); }
    .why-badge-list.cols-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    /* 1. Container & iOS inputs zoom fixes */
    .container {
        padding: 0 16px !important;
    }
    .form-control {
        font-size: 16px !important; /* Prevents auto-zoom on iOS Safari! */
    }
    .logo-text {
        font-size: 1.3rem !important;
    }
    .header {
        padding: 16px 0;
    }
    .section-padding {
        padding: 60px 0;
    }
    .section-title {
        font-size: 2.1rem;
    }

    /* 2. Hero Section fully responsive bottles display */
    .hero {
        padding-top: 100px;
        min-height: auto;
        padding-bottom: 50px;
    }
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .hero-title {
        font-size: 2.3rem;
    }
    .hero-desc {
        font-size: 1rem;
        margin-bottom: 24px;
    }
    .hero-btns {
        flex-direction: column;
        width: 100%;
        gap: 12px;
    }
    .hero-btns .btn {
        width: 100%;
    }
    .hero-badges {
        flex-direction: column;
        gap: 16px;
        width: 100%;
        padding-top: 24px;
    }
    .hero-badge {
        justify-content: center;
    }
    
    /* Displaying beautiful scaled cards on mobile instead of hiding them! */
    .product-showcase-container {
        display: flex;
        justify-content: center;
        gap: 16px;
        width: 100%;
        margin-top: 20px;
    }
    .hero-product-card {
        width: 145px;
        padding: 20px 12px;
    }
    .hero-product-card.card-blue, .hero-product-card.card-purple {
        top: 0;
    }
    .product-img-wrapper {
        height: 140px;
        margin-bottom: 12px;
    }
    .product-card-title {
        font-size: 0.85rem;
    }
    .product-card-badge {
        font-size: 0.65rem;
        padding: 2px 8px;
    }

    /* 3. Mobile Navigation sliding drawer */
    .mobile-nav-toggle {
        display: flex;
    }
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 280px;
        height: 100vh;
        background: rgba(3, 7, 18, 0.96);
        backdrop-filter: blur(25px);
        -webkit-backdrop-filter: blur(25px);
        border-left: 1px solid rgba(255, 255, 255, 0.08);
        flex-direction: column;
        justify-content: center;
        gap: 0;
        padding: 60px 30px;
        box-shadow: -15px 0 35px rgba(0, 0, 0, 0.6);
        transition: var(--transition-smooth);
        z-index: 1000;
    }
    .nav-menu.active {
        right: 0;
    }
    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    .nav-menu li:last-child {
        border-bottom: none;
    }
    .nav-link {
        display: block;
        padding: 16px 0;
        width: 100%;
        font-size: 1.05rem;
        color: rgba(255, 255, 255, 0.7);
        text-align: left;
    }
    .nav-link::after {
        display: none;
    }
    .nav-link:hover, .nav-link.active {
        color: var(--color-primary);
        transform: translateX(5px);
    }

    /* 4. Stain Selector Fading Mask Horizontal Carousel */
    .solver-selector-pane {
        padding: 20px 12px;
    }
    .stain-grid-wrapper::before, .stain-grid-wrapper::after {
        content: '';
        position: absolute;
        top: 0; bottom: 0; width: 40px;
        pointer-events: none;
        z-index: 2;
    }
    .stain-grid-wrapper::before {
        left: 0;
        background: linear-gradient(90deg, var(--color-bg-dark) 0%, rgba(8,14,37,0) 100%);
    }
    .stain-grid-wrapper::after {
        right: 0;
        background: linear-gradient(-90deg, var(--color-bg-dark) 0%, rgba(8,14,37,0) 100%);
    }
    .stain-grid-list {
        flex-direction: row;
        overflow-x: auto;
        padding: 4px 16px 12px;
        gap: 12px;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
        scroll-snap-type: x mandatory;
        scrollbar-width: none;
    }
    .stain-grid-list::-webkit-scrollbar {
        display: none;
    }
    .stain-btn {
        flex: 0 0 auto;
        min-width: 150px;
        scroll-snap-align: start;
        padding: 8px 12px;
        justify-content: center;
    }
    .stain-btn:hover {
        transform: none;
    }
    .stain-arrow {
        display: none;
    }
    .stain-meta-info {
        justify-content: center;
        width: 100%;
    }
    .stain-num {
        width: 32px;
        height: 32px;
        font-size: 0.95rem;
    }
    .stain-title-text {
        text-align: center;
    }
    .solver-display-pane {
        padding: 30px 16px;
    }
    .solution-stain-name {
        font-size: 1.8rem;
        text-align: center;
    }
    .solution-header {
        flex-direction: column;
        gap: 12px;
    }
    .solution-steps-box {
        padding: 20px 14px;
    }
    .solution-step-item {
        padding: 12px 14px;
        gap: 10px;
    }
    .solution-step-item p {
        font-size: 0.88rem;
    }

    /* 5. Before/After Simulator height balances */
    .ba-slider {
        height: 280px;
    }
    .clean-badge, .dirty-badge {
        padding: 4px 10px;
        font-size: 0.65rem;
        top: 12px;
    }
    .clean-badge { right: 12px; }
    .dirty-badge { left: 12px; }
    .ba-arrow-capsule {
        width: 38px; height: 38px;
        font-size: 0.95rem;
    }

    /* 6. Product Cards Grid squishing prevention column overrides */
    .product-showcase-card {
        padding: 30px 20px;
    }
    .product-card-body {
        grid-template-columns: 1fr;
        gap: 24px;
        text-align: center;
    }
    .product-card-visual {
        height: 220px;
        margin-bottom: 10px;
    }
    .product-title {
        font-size: 1.7rem;
    }
    .product-formula-badge {
        margin: 0 auto 14px;
    }
    .product-action-box {
        width: 100%;
    }
    .product-action-box .btn {
        width: 100%;
    }

    /* 7. Why Avaks layout columns */
    .why-badge-list {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .why-badge-card {
        padding: 24px;
    }
    .why-badge-list.cols-4 {
        grid-template-columns: 1fr;
    }

    /* 8. Product Details Specification 3-column balancing */
    .detail-hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }
    .detail-img-showcase {
        height: 260px;
    }
    .detail-meta-box {
        align-items: center;
    }
    .detail-title {
        font-size: 2.2rem;
    }
    
    /* Balancing specification list into a neat 3-column row! */
    .detail-specs-bar {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
        padding: 14px 0;
        width: 100%;
    }
    .detail-spec-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 6px;
    }
    .spec-icon {
        font-size: 1.25rem;
    }
    .spec-info h5 {
        font-size: 0.65rem;
    }
    .spec-info p {
        font-size: 0.8rem;
    }
    
    /* Stack usage areas list vertically to preserve sentence length */
    .usecase-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    .timeline-steps {
        padding-left: 0;
    }

    /* 9. About Page Lab card height and Workflow Columns */
    .about-intro-grid {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    .about-img-box::before {
        display: none;
    }
    .about-lab-card {
        height: auto;
        min-height: 280px;
        padding: 40px 20px;
    }
    .certifications-row {
        flex-direction: column;
        align-items: center;
        gap: 20px;
        margin-top: 30px;
        padding-top: 24px;
    }

    /* 10. Contact Details card and form grids */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .contact-details-card {
        padding: 24px;
    }
    .contact-form-wrapper {
        padding: 30px 20px;
    }
    .form-group-row {
        grid-template-columns: 1fr; /* Form inputs stack neatly vertically! */
        gap: 16px;
    }
    .map-iframe {
        height: 280px;
    }

    /* 11. Center balanced Footer for mobile */
    .footer-top-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    .footer-brand, .footer-widget, .footer-contact-widget {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .footer-widget-title::after {
        left: 50%;
        transform: translateX(-50%);
    }
    .footer-contact-item {
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }
    .footer-badges-container {
        justify-content: center;
    }

    /* Stack alternative banner vertically */
    .alternative-card {
        grid-template-columns: 1fr;
        gap: 20px;
        text-align: center;
        padding: 30px 20px;
    }
    .alternative-img-wrapper {
        height: 90px;
        margin: 0 auto;
    }
    .alternative-btn {
        width: 100%;
    }
    .alternative-btn .btn {
        width: 100%;
    }
}