/* =========================================
   1. VARIABLES & BASE SETUP
   ========================================= */
:root {
    --primary: #ed2b34; 
    --primary-hover: #c81e25;
    --primary-btn: #dc2626;
    --primary-btn-hover: #b91c1c;
    --surface: rgba(35, 39, 50, 0.75);
    --surface-alt: rgba(25, 28, 37, 0.85);
    --surface-card: rgba(30, 33, 43, 0.85);
    --surface-card-hover: rgba(38, 42, 54, 0.95);
    --text: #F8FAFC;
    --text-muted: #9BA3AF;
    --border: rgba(255, 255, 255, 0.1);
    --border-hover: rgba(255, 255, 255, 0.2);
    --accent-glow: rgba(237, 43, 52, 0.15);
}

html {
    scroll-behavior: smooth;
    overflow-y: scroll;
}

* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    margin: 0; padding: 0;
    background-color: #161922;
    background-image: radial-gradient(ellipse at top, #363C4F 0%, #161922 80%);
    background-attachment: fixed;
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

body.no-scroll {
    overflow: hidden;
}

/* =========================================
   2. HEADER
   ========================================= */
header {
    background: var(--surface);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
    width: 100%;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
    min-height: 92px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    box-sizing: border-box;
}

.logo-container {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-container img {
    height: 40px;
    width: auto;
    object-fit: contain;
    pointer-events: none;
    user-select: none;
}

.logo-container span {
    font-size: 1.6rem;
    font-weight: 300;
    color: var(--text-muted);
    border-left: 1px solid var(--border);
    padding-left: 12px;
    line-height: 1;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s ease;
    padding: 0.35rem 0.25rem;
}

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

.nav-cta-btn {
    background: var(--primary-btn);
    color: #ffffff !important;
    padding: 0.45rem 1rem !important;
    border-radius: 6px;
    font-weight: 600 !important;
    font-size: 0.9rem !important;
    transition: background 0.2s ease, transform 0.15s ease !important;
    display: inline-flex;
    align-items: center;
}

.nav-cta-btn:hover {
    background: var(--primary-btn-hover) !important;
    transform: translateY(-1px);
}

.mobile-menu-btn {
    display: none;
    background: transparent;
    color: var(--text);
    border: none;
    width: 44px;
    height: 44px;
    padding: 0;
    border-radius: 50%;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, color 0.2s, transform 0.15s;
}

.mobile-menu-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #ffffff;
}

.mobile-menu-btn svg {
    width: 22px;
    height: 22px;
}

.mobile-drawer {
    display: none;
    position: fixed;
    top: 92px;
    left: 0;
    width: 100%;
    background: rgba(20, 22, 28, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem 2rem;
    z-index: 99;
    flex-direction: column;
    gap: 1.25rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

.mobile-drawer.open {
    display: flex;
}

.mobile-drawer a {
    color: var(--text);
    text-decoration: none;
    font-size: 1.05rem;
    font-weight: 500;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

/* =========================================
   3. LAYOUT & CONTAINERS
   ========================================= */
.nobr { white-space: nowrap; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    box-sizing: content-box;
}

.section {
    padding: 4.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.section-header {
    text-align: center;
    max-width: 780px;
    margin: 0 auto 3.5rem auto;
}

.section-badge {
    display: inline-block;
    background: rgba(237, 43, 52, 0.12);
    color: #ff525a;
    border: 1px solid rgba(237, 43, 52, 0.3);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 1rem;
    cursor: default;
    user-select: text;
    -webkit-user-select: text;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin: 0 0 1rem 0;
    color: #ffffff;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin: 0;
}

/* =========================================
   4. HERO SECTION
   ========================================= */
.hero-section {
    padding: 5rem 0 4.5rem 0;
    position: relative;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 3.5rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin: 0 0 1.25rem 0;
    background: linear-gradient(135deg, #ffffff 40%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-lead {
    font-size: 1.15rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin: 0 0 2rem 0;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.hero-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.hero-pill {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    padding: 0.4rem 0.85rem;
    border-radius: 6px;
    font-size: 0.85rem;
    color: #e2e8f0;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    cursor: default;
    user-select: text;
    -webkit-user-select: text;
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.hero-pill:hover {
    border-color: var(--primary);
    background: rgba(237, 43, 52, 0.12);
    box-shadow: 0 0 15px rgba(237, 43, 52, 0.55), inset 0 0 6px rgba(237, 43, 52, 0.15);
    color: #ffffff;
    transform: translateY(-1px);
}

.hero-pill svg {
    color: var(--primary);
    transition: filter 0.2s ease;
}

.hero-pill:hover svg {
    filter: drop-shadow(0 0 4px rgba(237, 43, 52, 0.6));
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-visual::before {
    content: '';
    position: absolute;
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, rgba(237, 43, 52, 0.25) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(40px);
    z-index: 0;
}

.hero-floating-render {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.4s ease;
}

.hero-floating-render img {
    max-width: 100%;
    height: auto;
    display: block;
    filter: drop-shadow(0 25px 35px rgba(0, 0, 0, 0.75)) drop-shadow(0 5px 15px rgba(0, 0, 0, 0.5));
    animation: heroFloat 5.5s ease-in-out infinite;
    transition: filter 0.3s ease;
}

.hero-floating-render:hover img {
    filter: drop-shadow(0 30px 45px rgba(0, 0, 0, 0.85)) drop-shadow(0 0 25px rgba(237, 43, 52, 0.22));
}

@keyframes heroFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-9px);
    }
}

.hero-floating-caption {
    margin-top: 1.25rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: #e2e8f0;
    letter-spacing: 0.03em;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 0.4rem 1.25rem;
    border-radius: 20px;
    backdrop-filter: blur(8px);
}

/* =========================================
   5. BUTTONS & FORMS
   ========================================= */
.btn {
    background: var(--primary-btn);
    color: white;
    border: 1px solid transparent;
    padding: 0.75rem 1.4rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn:hover:not(:disabled) {
    background: var(--primary-btn-hover);
    transform: translateY(-1px);
}

.btn:disabled {
    background: var(--border);
    color: var(--text-muted);
    cursor: not-allowed;
    border-color: transparent;
    transform: none;
}

.btn-outline {
    background: transparent;
    border-color: var(--border);
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 600;
}

.btn-outline:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.3);
    color: #ffffff;
}

.btn-sm {
    padding: 0.45rem 0.85rem;
    font-size: 0.85rem;
}

.btn-block {
    width: 100%;
}

.btn-badge {
    display: inline-flex;
    align-items: center;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-muted);
    border: 1px solid rgba(255, 255, 255, 0.14);
    line-height: 1;
    margin-left: 0.35rem;
    text-transform: uppercase;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.btn:hover .btn-badge {
    background: rgba(237, 43, 52, 0.16);
    border-color: rgba(237, 43, 52, 0.4);
    color: #ff6b72;
}

/* =========================================
   6. PRODUCTS SECTION
   ========================================= */
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    align-items: stretch;
}

@media (max-width: 1024px) {
    .products-grid {
        grid-template-columns: 1fr;
        max-width: 580px;
        margin: 0 auto;
    }
}

.product-card {
    background: var(--surface-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.product-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
}

.product-img-wrap {
    background: rgba(15, 17, 23, 0.7);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 220px;
    min-height: 220px;
    border-bottom: 1px solid var(--border);
    position: relative;
}

.product-img-wrap img {
    max-width: 100%;
    max-height: 180px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.product-card:hover .product-img-wrap img {
    transform: scale(1.03);
}

.product-body {
    padding: 1.75rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-title {
    font-size: 1.35rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
    color: #ffffff;
}

.product-tagline {
    font-size: 0.85rem;
    color: var(--primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
}

.product-desc {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.product-features-list {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
}

.product-features-list li {
    font-size: 0.88rem;
    color: #cbd5e1;
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    line-height: 1.4;
}

.product-features-list svg {
    color: var(--primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.product-card-footer {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin-top: auto;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border);
}

.product-card-footer .btn {
    font-size: 0.88rem;
    padding: 0.65rem 1rem;
    font-weight: 600;
}

/* =========================================
   7. ARCHITECTURE & BLOCK DIAGRAMS
   ========================================= */
.arch-container {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.arch-card {
    background: var(--surface-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2.25rem;
}

.arch-header {
    margin-bottom: 1.75rem;
}

.arch-header h3 {
    font-size: 1.5rem;
    margin: 0 0 0.5rem 0;
    color: #ffffff;
}

.arch-header p {
    color: var(--text-muted);
    margin: 0;
    font-size: 0.95rem;
}

.diagram-viewer {
    background: #0f1117;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: auto;
}

.diagram-viewer img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Modern Interactive SVG Diagram Styles */
.modern-diagram-svg {
    width: 100%;
    height: auto;
    min-width: 850px;
    display: block;
    user-select: text;
    -webkit-user-select: text;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.modern-diagram-svg,
.modern-diagram-svg * {
    cursor: default;
}

.modern-diagram-svg text,
.modern-diagram-svg tspan {
    user-select: text;
    -webkit-user-select: text;
    cursor: default;
}

.diag-card {
    filter: url(#card-shadow);
    transition: transform 0.2s ease, filter 0.2s ease;
    cursor: default;
}

.diag-card:hover {
    filter: url(#cyan-glow);
}

svg[aria-label*="FC920"] .diag-card {
    filter: url(#card-shadow-920);
}

svg[aria-label*="FC920"] .diag-card:hover {
    filter: url(#cyan-glow-920);
}

.diag-card:hover > rect:first-child {
    stroke: #ed2b34 !important;
}

.diag-bus {
    transition: filter 0.2s ease;
    cursor: default;
}

.diag-bus:hover {
    filter: url(#cyan-glow);
}

svg[aria-label*="FC920"] .diag-bus:hover {
    filter: url(#cyan-glow-920);
}

.diag-bus:hover path {
    stroke: #ff4d56 !important;
}

.diag-bus:hover rect {
    fill: #3b1014 !important;
    stroke: #ed2b34 !important;
}

.diag-bus:hover text {
    fill: #ffffff !important;
    font-weight: 700 !important;
}

.diag-wire {
    stroke: #64748b;
    stroke-width: 1.5;
    fill: none;
    transition: stroke 0.2s ease;
}

.diag-wire:hover {
    stroke: #ed2b34;
}

.diag-wire:hover circle {
    fill: #ed2b34;
}


.feature-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
    margin-top: 2.5rem;
}

.feature-box {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.25rem;
}

.feature-box h4 {
    margin: 0 0 0.6rem 0;
    color: #ffffff;
    font-size: 1.05rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.feature-box h4 svg {
    color: var(--primary);
}

.feature-box p {
    margin: 0;
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.55;
}

.feature-box ul {
    margin: 0.5rem 0 0 0;
    padding-left: 1.2rem;
    font-size: 0.85rem;
    color: #cbd5e1;
}

.feature-box li {
    margin-bottom: 0.25rem;
}

/* =========================================
   8. DOWNLOADS & DOCUMENTATION
   ========================================= */
.downloads-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.download-card {
    background: var(--surface-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.download-card:hover {
    transform: translateY(-2px);
    border-color: var(--border-hover);
}

.download-info {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.pdf-icon {
    width: 44px;
    height: 44px;
    background: rgba(237, 43, 52, 0.15);
    color: var(--primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.download-text h4 {
    margin: 0 0 0.25rem 0;
    font-size: 1rem;
    color: #ffffff;
}

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

.doc-btn-group {
    display: flex;
    gap: 0.5rem;
}

.doc-btn-group .btn {
    flex: 1;
}

.drawing-card {
    background: var(--surface-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
}

.drawing-img-wrap {
    background: #0f1117;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
}

.drawing-img-wrap img {
    max-width: 100%;
    max-height: 280px;
    object-fit: contain;
}

/* =========================================
   9. ABOUT US SECTION
   ========================================= */
.partners-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.partner-card {
    background: var(--surface-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2.25rem;
    display: flex;
    flex-direction: column;
}

.partner-logo-wrap {
    height: 55px;
    display: inline-flex;
    align-items: center;
    margin-bottom: 1.5rem;
    text-decoration: none;
    transition: transform 0.25s ease, opacity 0.25s ease;
    cursor: pointer;
}

.partner-logo-wrap:hover {
    transform: scale(1.03);
    opacity: 0.88;
}

.partner-logo-wrap img {
    max-height: 45px;
    max-width: 220px;
    object-fit: contain;
}

.partner-card h3 {
    font-size: 1.35rem;
    margin: 0 0 0.5rem 0;
    color: #ffffff;
}

.partner-card .partner-role {
    font-size: 0.85rem;
    color: var(--primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.partner-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.65;
    margin: 0;
}

.germany-banner {
    background: rgba(35, 39, 50, 0.5);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.25rem 2rem;
    margin-top: 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.germany-banner-text {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.germany-flag-badge {
    width: 24px;
    height: 16px;
    border-radius: 3px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.germany-flag-badge .flag-stripe {
    flex: 1;
    width: 100%;
}

.germany-flag-badge .stripe-black {
    background: #111827;
}

.germany-flag-badge .stripe-red {
    background: #dd0000;
}

.germany-flag-badge .stripe-gold {
    background: #ffce00;
}

/* =========================================
   11. ORDER REQUEST & CONTACT FORM
   ========================================= */
.contact-centered-wrap {
    max-width: 780px;
    margin: 0 auto;
    background: var(--surface-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 2.75rem;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.35);
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group > label {
    display: block;
    margin-bottom: 0.45rem;
    font-size: 0.88rem;
    color: #cbd5e1;
    font-weight: 500;
}

.form-group > label .req {
    color: var(--primary);
}

.form-group input:not([type="checkbox"]):not([type="radio"]),
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 0.9rem;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: rgba(15, 17, 23, 0.6);
    color: var(--text);
    font-family: inherit;
    font-size: 0.92rem;
    transition: border-color 0.2s ease, background 0.2s ease;
}

.form-group input:not([type="checkbox"]):not([type="radio"]):focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(15, 17, 23, 0.85);
}

.form-group select option {
    background: #1e212b;
    color: var(--text);
}

.form-row {
    display: flex;
    gap: 1.25rem;
}

.form-row > .form-group {
    flex: 1;
}

/* Auxiliary Form Field */
.fc-company-url-wrap {
    position: absolute !important;
    opacity: 0 !important;
    left: -9999px !important;
    top: -9999px !important;
    height: 0 !important;
    width: 0 !important;
    overflow: hidden !important;
    pointer-events: none !important;
    z-index: -999 !important;
}

/* Desired Products / Interest */
.product-selector-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 0.4rem;
}

.product-selector-item {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.85rem;
    padding: 0.7rem 1.15rem;
    background: rgba(15, 17, 23, 0.55);
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
    margin-bottom: 0 !important;
}

.product-selector-item:hover {
    border-color: rgba(56, 189, 248, 0.45);
    background: rgba(26, 32, 44, 0.7);
}

.product-selector-item:has(input[type="checkbox"]:checked),
.product-selector-item.is-checked {
    border-color: rgba(237, 43, 52, 0.6);
    background: rgba(237, 43, 52, 0.08);
}

.product-selector-item input[type="checkbox"] {
    appearance: auto;
    -webkit-appearance: checkbox;
    accent-color: var(--primary);
    width: 1.25rem !important;
    height: 1.25rem !important;
    min-width: 1.25rem;
    margin: 0 !important;
    padding: 0 !important;
    border: none !important;
    background: transparent !important;
    cursor: pointer;
    flex-shrink: 0;
}

.product-item-text {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.product-item-title {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text);
    line-height: 1.3;
}

.product-selector-item:has(input[type="checkbox"]:checked) .product-item-title,
.product-selector-item.is-checked .product-item-title {
    color: #ffffff;
}

.product-item-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.3;
}

.privacy-check-wrap {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 1.5rem 0;
    line-height: 1.5;
}

.privacy-check-wrap input[type="checkbox"] {
    accent-color: var(--primary);
    width: 1.15rem;
    height: 1.15rem;
    margin-top: 2px;
    cursor: pointer;
}

.privacy-check-wrap a {
    color: var(--text);
    text-decoration: underline;
}

/* =========================================
   12. SITE FOOTER
   ========================================= */
.site-footer {
    margin-top: 4rem;
    padding: 2rem 2rem 1.5rem 2rem;
    border-top: 1px solid var(--border);
    background: var(--surface-alt);
    color: var(--text-muted);
    font-size: 0.9rem;
    width: 100%;
    box-sizing: border-box;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    align-items: center;
}

.footer-col p {
    margin: 0 0 0.5rem 0;
    line-height: 1.6;
}

.footer-col h4 {
    margin: 0 0 1rem 0;
    color: var(--text);
    font-size: 1rem;
}

.footer-col a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s;
    display: inline-block;
    padding: 0.25rem 0;
    min-height: 24px;
    box-sizing: border-box;
}

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

.footer-middle {
    display: flex;
    justify-content: center;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.footer-middle:hover {
    opacity: 1;
}

.footer-container > .footer-col:last-of-type {
    text-align: justify;
}

.footer-bottom {
    max-width: 1200px;
    margin: 2rem auto 0 auto;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.05);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    font-size: 0.85rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s;
    display: inline-block;
    padding: 0.25rem 0;
    min-height: 24px;
    box-sizing: border-box;
}

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

/* =========================================
   13. SCROLL TO TOP & COOKIE BANNER
   ========================================= */
.scroll-top-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 44px;
    height: 44px;
    background: rgba(30, 33, 43, 0.8);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--border);
    border-radius: 50%;
    color: var(--text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: all 0.25s ease;
    z-index: 990;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.scroll-top-btn.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(237, 43, 52, 0.4);
}

.cookie-banner {
    position: fixed;
    bottom: 0; left: 0; width: 100%;
    background: rgba(20, 22, 28, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-top: 1px solid var(--border);
    padding: 1.5rem 2rem;
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    z-index: 9999;
    transform: translateY(100%);
    transition: transform 0.4s ease-in-out;
    box-shadow: 0 -4px 25px rgba(0,0,0,0.5);
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-banner p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.cookie-banner a {
    color: var(--text);
    text-decoration: underline;
}

.cookie-banner a:hover {
    color: var(--primary);
}

.cookie-banner .btn {
    width: auto;
    padding: 0.6rem 2rem;
    margin: 0;
    white-space: nowrap;
    font-size: 1rem;
}

/* =========================================
   14. RESPONSIVE DESIGN
   ========================================= */
@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-actions,
    .hero-pills {
        justify-content: center;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .drawing-card {
        grid-template-columns: 1fr;
    }

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

    .contact-centered-wrap {
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 840px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-btn {
        display: inline-flex;
    }

    .header-content {
        padding: 1rem 1.5rem;
        min-height: 74px;
    }

    .logo-container img {
        height: 34px;
    }

    .logo-container span {
        font-size: 1.35rem;
    }

    .mobile-drawer {
        top: 74px;
    }

    .section-title {
        font-size: 1.85rem;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }
}

@media (max-width: 768px) {
    /* Global Layout & Padding */
    .container { padding: 0 1rem; margin: 1.5rem auto; box-sizing: border-box; width: 100%; }

    /* Header */
    .header-content { padding: 0.85rem 1rem; gap: 0.75rem; min-height: auto; }
    .logo-container { gap: 8px; flex-shrink: 1; min-width: 0; }
    .logo-container img { height: 26px; width: auto; }
    .logo-container span { font-size: 1.15rem; padding-left: 8px; white-space: nowrap; }
    .header-controls { flex-shrink: 0; margin-left: auto; gap: 0.75rem; }
    .mobile-menu-btn { width: 38px; height: 38px; }
    .mobile-menu-btn svg { width: 20px; height: 20px; }
    .mobile-drawer { top: 58px; padding: 1.25rem 1rem; }

    /* Footer */
    .site-footer { margin-top: 3rem; padding: 2rem 1rem 1.5rem 1rem; }
    .footer-container { grid-template-columns: 1fr; text-align: center; gap: 1.5rem; }
    .footer-container > .footer-col:last-of-type { text-align: center; }
    .footer-bottom { flex-direction: column; text-align: center; gap: 1rem; }
    .footer-links { justify-content: center; gap: 1rem; }

    /* Cookie Banner */
    .cookie-banner { flex-direction: column; text-align: center; padding: 1.25rem 1rem; gap: 1rem; }
    .cookie-banner .btn { width: 100%; }

    /* Forms & Inputs */
    .form-row { flex-direction: column; gap: 0; }
    .form-group input, .form-group select, .form-group textarea {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .header-content { padding: 0.75rem 0.85rem; gap: 0.5rem; }
    .logo-container img { height: 21px; }
    .logo-container span { font-size: 0.95rem; padding-left: 6px; }
    .mobile-menu-btn { width: 36px; height: 36px; }
    .mobile-menu-btn svg { width: 19px; height: 19px; }
}

@media (max-width: 360px) {
    .logo-container img { height: 18px; }
    .logo-container span { display: none; }
    .mobile-menu-btn { width: 34px; height: 34px; }
    .mobile-menu-btn svg { width: 18px; height: 18px; }
}