:root {
    --bg-main: #FAFBFC;
    --bg-alt: #F1F3F5;
    --bg-card: #FFFFFF;
    --accent-gold: #B8860B;
    --accent-red: #C53030;
    --text-primary: #1A202C;
    --text-secondary: #4A5568;
    --border-light: rgba(0, 0, 0, 0.05);
    --font-main: 'Inter', sans-serif;
    --font-head: 'Outfit', sans-serif;
    --container-width: 1400px;
    --transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    background-image: url('https://grainy-gradients.vercel.app/noise.svg');
    background-attachment: fixed;
    opacity: 0.99;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
}

/* Navbar */
.navbar {
    height: 90px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 0;
    background: rgba(250, 251, 252, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    height: 70px;
    background: rgba(250, 251, 252, 0.95);
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.navbar__left, .navbar__right {
    display: flex;
    align-items: center;
    gap: 40px;
}

.logo {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    line-height: 1;
    transition: var(--transition);
}

.logo:hover {
    opacity: 0.8;
}

.logo__main {
    font-family: var(--font-head);
    font-size: 26px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.logo__sub {
    font-family: var(--font-head);
    font-size: 10px;
    letter-spacing: 4px;
    color: var(--accent-gold);
    font-weight: 700;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent-gold);
    transition: var(--transition);
}

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

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

.header-contact {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 2px;
}

.header-phone {
    font-family: var(--font-head);
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
}

.header-phone:hover {
    color: var(--accent-gold);
}

.header-status {
    font-size: 10px;
    color: #48BB78; /* Success green */
    display: flex;
    align-items: center;
    gap: 5px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.header-status::before {
    content: '';
    width: 6px;
    height: 6px;
    background: currentColor;
    border-radius: 50%;
    display: inline-block;
}

.btn-nav {
    background: var(--text-primary);
    color: #fff !important;
    padding: 10px 20px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-decoration: none;
    transition: var(--transition);
}

.btn-nav:hover {
    background: var(--accent-gold);
    transform: translateY(-2px);
}

.burger {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.burger span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

/* Base Responsive */
@media (max-width: 1024px) {
    .nav-links {
        display: none;
    }
    
    .burger {
        display: flex;
    }

    .header-contact {
        display: none;
    }

    .navbar__left {
        gap: 20px;
    }
}

/* Mobile Menu Active State */
.navbar.menu-open .nav-links {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: #fff;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 20px;
    z-index: 999;
}

.navbar.menu-open .nav-links a {
    font-size: 24px;
}

.navbar.menu-open .burger span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.navbar.menu-open .burger span:nth-child(2) {
    opacity: 0;
}

.navbar.menu-open .burger span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* Dropdown Styles */
.nav-dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 4px;
    list-style: none;
    padding: 10px 0;
    min-width: 220px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 1000;
}

.dropdown-menu li a {
    display: block;
    padding: 10px 20px;
    font-size: 12px;
    text-transform: none;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
}

.dropdown-menu li a::after {
    display: none !important;
}

.dropdown-menu li a:hover {
    color: var(--accent-gold);
    background: var(--bg-alt);
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

@media (max-width: 1024px) {
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        background: transparent;
        padding: 0;
        text-align: center;
        min-width: unset;
    }
    .dropdown-menu li a {
        font-size: 16px !important;
        padding: 5px 0;
    }
    .navbar.menu-open .nav-links {
        overflow-y: auto;
        padding: 80px 0;
    }
}

/* Hero */
.hero {
    padding: 120px 0;
    background: var(--bg-main);
}

.hero__layout {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    gap: 80px;
}

.badge {
    display: inline-block;
    padding: 6px 12px;
    background: var(--bg-alt);
    color: var(--accent-gold);
    font-family: var(--font-head);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 24px;
    border-radius: 4px;
}

.hero__title {
    font-family: var(--font-head);
    font-size: clamp(40px, 5vw, 72px);
    line-height: 1.1;
    margin-bottom: 30px;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.highlight {
    color: var(--accent-gold);
}

.hero__description {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 500px;
    margin-bottom: 40px;
}

.hero__spec-grid {
    display: flex;
    gap: 40px;
    margin-bottom: 50px;
    padding-top: 30px;
    border-top: 1px solid var(--border-light);
}

.spec-item {
    display: flex;
    flex-direction: column;
}

.spec-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-secondary);
    margin-bottom: 5px;
}

.spec-value {
    font-family: var(--font-head);
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.btn-gold {
    display: inline-block;
    padding: 20px 40px;
    background: var(--accent-gold);
    color: #fff;
    text-decoration: none;
    font-family: var(--font-head);
    font-weight: 700;
    border-radius: 4px;
    transition: var(--transition);
    box-shadow: 0 10px 30px rgba(217, 119, 6, 0.2);
}

.btn-gold:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(217, 119, 6, 0.3);
}

.hero__visual video {
    width: 100%;
    height: 600px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.1);
    background: #000;
}

/* Showcase Section */
.showcase {
    padding: 160px 0;
    background: var(--bg-main);
}

.section-header {
    margin-bottom: 80px;
    text-align: center;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(32px, 4vw, 56px);
    font-weight: 600;
    letter-spacing: -0.02em;
}

.showcase__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.showcase-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
}

.showcase-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-gold);
    box-shadow: 0 30px 60px rgba(0,0,0,0.05);
}

.showcase-card__img {
    height: 300px;
    background-color: var(--bg-alt);
    background-size: cover;
    background-position: center;
}

.s--pkg { background-image: url('https://images.unsplash.com/photo-1561810859-bff8b08721ae?auto=format&fit=crop&w=800&q=80'); }
.s--merch { background-image: url('https://images.unsplash.com/photo-1738162837438-92ff852619a1?auto=format&fit=crop&w=800&q=80'); }
.s--tech { background-image: url('https://images.unsplash.com/photo-1624301809538-5d5c4562656e?auto=format&fit=crop&w=800&q=80'); }
.s--custom { background-image: url('https://images.unsplash.com/photo-1711418235334-8895331a6cf9?auto=format&fit=crop&w=800&q=80'); }

.showcase-card__content {
    padding: 30px;
}

.showcase-card h3 {
    font-family: var(--font-head);
    font-size: 20px;
    margin-bottom: 12px;
}

.showcase-card p {
    font-size: 15px;
    color: var(--text-secondary);
}

/* Service Banner */
.service-banner {
    margin-top: 80px;
    padding: 40px;
    background: var(--bg-alt);
    border-left: 4px solid var(--accent-gold);
    display: flex;
    align-items: center;
    gap: 30px;
}

.service-banner__icon svg {
    stroke: var(--accent-gold);
}

.service-banner__text h4 {
    font-family: var(--font-head);
    font-size: 18px;
    margin-bottom: 5px;
}

.service-banner__text p {
    color: var(--text-secondary);
}

/* Sector Tags */
.sector-tags {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 25px;
    flex-wrap: wrap;
}

.sector-tags span {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 8px 16px;
    background: var(--bg-alt);
    color: var(--text-secondary);
    border-radius: 4px;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.sector-tags span:hover {
    color: var(--accent-gold);
    border-color: var(--accent-gold);
}

/* Industries Mini */
.industries-mini {
    padding: 60px 0;
    text-align: center;
    border-bottom: 1px solid var(--border-light);
}

.mini-label {
    display: block;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-weight: 700;
}

/* Materials Section */
.materials {
    padding: 160px 0;
    background: var(--bg-alt);
}

.materials__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.material-card__img {
    height: 350px;
    border-radius: 4px;
    background-size: cover;
    background-position: center;
    filter: grayscale(1);
    transition: var(--transition);
    border: 1px solid var(--border-light);
}

.material-card:hover .material-card__img {
    filter: grayscale(0);
}

.material-card__info h3 {
    font-family: var(--font-head);
    font-size: 18px;
    margin: 20px 0 10px;
}

/* Process Section */
.process {
    padding: 160px 0;
    background: var(--bg-main);
}

.process__steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 60px;
    margin-top: 80px;
}

.step {
    position: relative;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s var(--transition);
}

.step.visible {
    opacity: 1;
    transform: translateY(0);
}

.step__num {
    font-family: var(--font-head);
    font-size: 64px;
    font-weight: 800;
    color: rgba(184, 134, 11, 0.1);
    line-height: 1;
    margin-bottom: -20px;
    transition: var(--transition);
}

.step:hover .step__num {
    color: var(--accent-gold);
    transform: translateX(10px);
    opacity: 0.8;
}

.step__content h3 {
    font-family: var(--font-head);
    font-size: 20px;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.step__content p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.m--plywood { background-image: url('https://images.unsplash.com/photo-1533090161767-e6ffed986c88?auto=format&fit=crop&w=800&q=80'); }
.m--acrylic { background-image: url('https://images.unsplash.com/photo-1610432362070-52cb2da93222?auto=format&fit=crop&w=800&q=80'); }
.m--plastic { background-image: url('https://images.unsplash.com/photo-1542315222-799ff051147a?auto=format&fit=crop&w=800&q=80'); }
.m--leather { background-image: url('https://images.unsplash.com/photo-1531287702811-e6ff74765a30?auto=format&fit=crop&w=800&q=80'); }
.footer {
    padding: 160px 0 60px;
    background: #0D0E10;
    color: #fff;
}

.footer__grid {
    display: grid;
    grid-template-columns: 1fr 450px;
    gap: 80px;
    margin-bottom: 100px;
}

.footer__title {
    font-size: clamp(32px, 4vw, 48px);
    line-height: 1.1;
    margin: 30px 0;
}

.footer__text {
    color: rgba(255, 255, 255, 0.6);
    max-width: 500px;
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 50px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
}

.contact-icon {
    font-size: 20px;
}

.social-bridge {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
}

.btn-messenger {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px 20px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    color: #fff;
    transition: var(--transition);
}

.t-me { background: #0088cc; }
.max-me { background: linear-gradient(135deg, #44ccff 0%, #5533ee 66%, #9933dd 100%); }

.btn-messenger:hover {
    filter: brightness(1.1);
    transform: translateY(-2px);
}

.btn-call-manager {
    display: block;
    width: 100%;
    padding: 18px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    border-radius: 4px;
    text-decoration: none;
    text-align: center;
    font-weight: 600;
    margin-bottom: 50px;
    transition: var(--transition);
}

.btn-call-manager:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: #fff;
}

/* Lead Form */
.form-card {
    background: rgba(255, 255, 255, 0.03);
    padding: 40px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input, 
.form-group textarea {
    width: 100%;
    padding: 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    color: #fff;
    font-size: 15px;
}

.form-group textarea {
    height: 120px;
    resize: none;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
}

.form-group textarea::-webkit-scrollbar {
    width: 6px;
}

.form-group textarea::-webkit-scrollbar-track {
    background: transparent;
}

.form-group textarea::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
}

.form-group textarea::-webkit-scrollbar-thumb:hover {
    background: var(--accent-gold);
}

.form-group-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 20px;
    font-size: 11px;
    color: rgba(255, 255, 255, 0.4);
    line-height: 1.4;
}

.form-group-checkbox input {
    width: auto;
    margin-top: 2px;
}

.form-group-checkbox a {
    color: var(--accent-gold);
    text-decoration: underline;
}

.btn-gold-full {
    width: 100%;
    padding: 18px;
    background: var(--accent-gold);
    color: #fff;
    border: none;
    border-radius: 4px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition);
}

.btn-gold-full:hover {
    background: #966b09;
}

.form-policy {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.4);
    margin-top: 15px;
    text-align: center;
}



/* Bento Gallery */
.gallery-section {
    padding: 160px 0;
    background: #0D0E10;
    color: #fff;
}

.gallery-section .section-title { color: #fff; }
.gallery-section .badge { background: rgba(255,255,255,0.05); }

.bento-gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 350px);
    gap: 20px;
    margin-top: 60px;
}

.bento-item {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    background: #1A1C1E;
}

.bento-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
    transition: var(--transition);
}

.bento-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 30px;
    background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition);
}

.bento-item:hover img {
    opacity: 1;
    transform: scale(1.05);
}

.bento-item:hover .bento-content {
    transform: translateY(0);
    opacity: 1;
}

.bento-content h3 { font-size: 18px; margin-bottom: 5px; font-family: var(--font-head); }
.bento-content p { font-size: 13px; color: rgba(255,255,255,0.5); }

/* Bento Layout Logic */
.l-big { grid-column: span 2; grid-row: span 2; }
.l-wide { grid-column: span 2; }

@media (max-width: 1100px) {
    .bento-gallery { grid-template-columns: repeat(2, 1fr); grid-template-rows: auto; }
    .bento-item { aspect-ratio: 4/3; }
    .l-big, .l-wide { grid-column: span 2; grid-row: span 1; }
}

@media (max-width: 600px) {
    .bento-gallery { grid-template-columns: 1fr; }
    .l-big, .l-wide { grid-column: span 1; }
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--accent-gold);
    color: #fff;
    border: none;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(184, 134, 11, 0.3);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    background: var(--text-primary);
}

/* Floating Messengers */
.floating-messengers {
    position: fixed;
    bottom: 100px;
    right: 30px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 998;
}

.f-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-decoration: none;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1), inset 0 0 0 1px rgba(255,255,255,0.15);
    transition: var(--transition);
    background-clip: padding-box;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.f-tg { background: #0088cc; }
.f-max { background: linear-gradient(135deg, #44ccff 0%, #5533ee 66%, #9933dd 100%); }

.f-btn:hover {
    transform: scale(1.1) translateX(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.f-btn svg {
    transition: var(--transition);
}

.f-btn:hover svg {
    transform: rotate(10deg);
}

@media (max-width: 768px) {
    .floating-messengers {
        bottom: 80px;
        right: 20px;
    }
    .f-btn {
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 968px) {
    .work-gallery { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 500px) {
    .work-gallery { grid-template-columns: 1fr; }
    .sector-grid { flex-direction: column; align-items: flex-start; }
}

/* Footer Bottom */
.footer__bottom {
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    gap: 30px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}

.footer__legal {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 40px;
}

.footer__requisites {
    line-height: 1.6;
}

.footer__requisites strong {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

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

.footer__links a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    transition: var(--transition);
}

.footer__links a:hover {
    color: var(--accent-gold);
}

.footer__copyright {
    display: flex;
    justify-content: space-between;
    width: 100%;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: -100px;
    left: 0;
    right: 0;
    background: #1A1C1E;
    border-top: 1px solid var(--border-light);
    padding: 20px 0;
    z-index: 1000;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.cookie-banner.visible {
    transform: translateY(-100px);
}

.cookie-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
}

.cookie-content p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.5;
    margin: 0;
}

.cookie-content a {
    color: var(--accent-gold);
    text-decoration: underline;
}

.btn-gold-sm {
    padding: 8px 20px;
    background: var(--accent-gold);
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
}

@media (max-width: 768px) {
    .footer__legal { flex-direction: column; gap: 30px; }
    .footer__copyright { flex-direction: column; gap: 10px; }
    .cookie-content { flex-direction: column; text-align: center; }
}

@media (max-width: 968px) {
    .footer__grid { grid-template-columns: 1fr; gap: 60px; }
}

/* B2B Section */
.b2b {
    padding: 160px 0;
    background: var(--bg-alt);
}

.b2b-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.b2b-card {
    padding: 50px;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 4px;
    transition: var(--transition);
}

.b2b-card.featured {
    border-color: var(--accent-gold);
    background: #fff;
    box-shadow: 0 20px 40px rgba(0,0,0,0.03);
}

.b2b-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-gold);
}

.b2b-card__icon {
    margin-bottom: 30px;
}

.b2b-card__icon svg {
    stroke: var(--accent-gold);
}

.b2b-card h3 {
    font-family: var(--font-head);
    font-size: 18px;
    margin-bottom: 15px;
}

.b2b-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Calculator Section */
.calculator {
    padding: 160px 0;
    background: var(--bg-main);
}

.calc-layout {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 60px;
    margin-top: 80px;
    background: var(--bg-alt);
    padding: 60px;
    border-radius: 8px;
    border: 1px solid var(--border-light);
}

.calc-box {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.calc-field {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.calc-field label {
    font-family: var(--font-head);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

.calc-field select, 
.calc-field input {
    padding: 15px;
    background: var(--bg-main);
    border: 1px solid var(--border-light);
    border-radius: 4px;
    font-size: 16px;
    width: 100%;
}

.thickness-options {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.thickness-btn {
    padding: 10px 20px;
    background: var(--bg-main);
    border: 1px solid var(--border-light);
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
}

.thickness-btn.active {
    background: var(--accent-gold);
    color: #fff;
    border-color: var(--accent-gold);
}

.calc-result {
    padding: 40px;
    background: var(--bg-main);
    border: 1px solid var(--border-light);
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
}

.result-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.result-value {
    font-family: var(--font-head);
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
}

.result-disclaimer {
    font-size: 11px;
    line-height: 1.5;
    color: var(--text-secondary);
    margin-bottom: 25px;
    border-top: 1px solid var(--border-light);
    padding-top: 15px;
}

.block-btn {
    width: 100%;
    text-align: center;
}

@media (max-width: 968px) {
    .calc-layout { grid-template-columns: 1fr; padding: 30px; }
}

/* Navigation Dropdown Styling */
.nav-dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(15px);
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 6px;
    padding: 15px 0;
    min-width: 240px;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
    z-index: 1001;
}

.dropdown-menu li {
    width: 100%;
}

.dropdown-menu li a {
    display: block;
    padding: 10px 25px;
    color: var(--text-secondary) !important;
    font-size: 13px !important;
    font-weight: 500 !important;
    text-transform: none !important;
    letter-spacing: 0.5px !important;
    transition: var(--transition);
    white-space: nowrap;
}

.dropdown-menu li a::after {
    display: none !important;
}

.dropdown-menu li a:hover {
    color: var(--accent-gold) !important;
    background: var(--bg-alt);
    padding-left: 30px !important;
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown:focus-within .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(5px);
}

/* Ensure hover zone is seamless */
.nav-dropdown::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    height: 15px;
}

/* Adjustments for Mobile Navigation */
@media (max-width: 968px) {
    .nav-dropdown .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        background: transparent;
        padding: 5px 0 5px 15px;
        min-width: auto;
        display: none;
    }
    
    .nav-dropdown:hover .dropdown-menu {
        display: block;
    }

    .dropdown-menu li a {
        padding: 8px 10px !important;
    }
}

/* Sidebar Form Card Adjustment */
.catalog-sidebar .form-card,
.service-sidebar .form-card {
    background: #111215 !important;
    border: 1px solid rgba(255, 255, 255, 0.08) !important;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15) !important;
    border-radius: 8px !important;
}

.catalog-sidebar .form-card h3,
.service-sidebar .form-card h3 {
    color: #FFFFFF !important;
}

.catalog-sidebar .form-card p,
.service-sidebar .form-card p {
    color: rgba(255, 255, 255, 0.6) !important;
}

.catalog-sidebar .form-card input,
.catalog-sidebar .form-card textarea,
.service-sidebar .form-card input,
.service-sidebar .form-card textarea {
    background: rgba(255, 255, 255, 0.05) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    color: #FFFFFF !important;
}

.catalog-sidebar .form-card .form-group-checkbox,
.service-sidebar .form-card .form-group-checkbox {
    color: rgba(255, 255, 255, 0.5) !important;
}