/* =============================================
   YYBUNKER HVAC - Main Stylesheet
   ============================================= */

@font-face {
    font-family: 'Geist';
    src: url('../fonts/Geist-VariableFont_wght.ttf') format('truetype');
    font-weight: 100 900;
    font-style: normal;
    font-display: swap;
}

:root {
    --color-bg-dark: #0a0b0d;
    --color-bg-dark2: #0e1014;
    --color-bg-card: #12161c;
    --color-bg-card2: #161b22;
    --color-bg-section: #f5f8fc;
    --color-blue-primary: #1a9be4;
    --color-blue-bright: #00aaff;
    --color-blue-light: #e8f4fd;
    --color-text-white: #ffffff;
    --color-text-light: #c8d0dc;
    --color-text-muted: #7a8694;
    --color-text-dark: #0a0b0d;
    --color-text-body: #2d3748;
    --color-border-dark: #1e2530;
    --color-border-light: #e2e8f0;
    --color-accent: #1a9be4;
    --font-main: 'Geist', 'Inter', system-ui, sans-serif;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --shadow-card: 0 4px 24px rgba(0,0,0,0.18);
    --shadow-card-hover: 0 8px 40px rgba(26,155,228,0.18);
    --transition-base: 0.25s ease;
    --container-max: 1200px;
}


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

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

body {
    font-family: var(--font-main);
    color: var(--color-text-body);
    background: #fff;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

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

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-main);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }

p { margin-bottom: 1rem; }

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: transparent;
    transition: background var(--transition-base), box-shadow var(--transition-base);
    padding: 20px;
}

.site-header.scrolled {
    background: rgba(10,11,13,0.97);
    box-shadow: 0 2px 20px rgba(0,0,0,0.4);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 32px;
    max-width: var(--container-max);
    margin: 0 auto;
    border-radius: 30px;
}

.site-logo img {
    height: 15px;
    width: auto;
}

.site-logo .logo-text {
    font-size: 1.1rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.main-nav ul {
    display: flex;
    align-items: center;
    gap: 4px;
}

.main-nav ul li a {
    color: rgba(255,255,255,0.85);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    transition: color var(--transition-base), background var(--transition-base);
}

.main-nav ul li a:hover,
.main-nav ul li.current-menu-item a {
    color: #fff;
    background: rgba(255,255,255,0.08);
}

.btn-cta-nav {
    background: var(--color-blue-primary);
    color: #fff !important;
    padding: 10px 22px !important;
    /* border-radius: var(--radius-sm) !important; */
    border-radius: 20px !important;
    font-weight: 600 !important;
    font-size: 0.875rem !important;
    transition: background var(--transition-base), transform var(--transition-base) !important;
}

.btn-cta-nav:hover {
    background: #1585cc !important;
    transform: translateY(-1px);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: #fff;
    flex-direction: column;
    gap: 5px;
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}
.mobile-menu-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav Overlay */
.mobile-nav {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(10,11,13,0.98);
    z-index: 999;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

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

.mobile-nav ul {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 0 32px;
}

.mobile-nav ul li a {
    display: block;
    color: #fff;
    font-size: 1.4rem;
    font-weight: 700;
    padding: 12px 0;
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    width: 100%;
    transition: color var(--transition-base);
}

.mobile-nav ul li a:hover {
    color: var(--color-blue-primary);
}

.mobile-nav .btn-cta-nav {
    margin-top: 20px;
    display: inline-block;
    padding: 14px 36px !important;
    font-size: 1rem !important;
}

.mobile-nav-close {
    position: absolute;
    top: 20px;
    right: 24px;
    background: none;
    border: none;
    color: #fff;
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
}

/* =============================================
   HERO SECTIONS
   ============================================= */
.hero {
    position: relative;
    background: var(--color-bg-dark);
    color: #fff;
    padding: 140px 0 80px;
    overflow: hidden;
    min-height: 520px;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    /* background: linear-gradient(135deg, rgba(10,11,13,0.92) 40%, rgba(26,155,228,0.12) 100%); */
    z-index: 1;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.35;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 32px;
}

.hero h1 {
    font-size: clamp(2.4rem, 6vw, 4.4rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.03em;
    text-transform: uppercase;
    max-width: 700px;
    margin-bottom: 24px;
}

.hero p {
    color: var(--color-text-light);
    font-size: 1rem;
    max-width: 560px;
    line-height: 1.7;
    margin-bottom: 36px;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 36px;
}

.hero-badge {
    background: rgba(26,155,228,0.15);
    border: 1px solid rgba(26,155,228,0.3);
    color: var(--color-blue-bright);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 100px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

/* Page-specific hero variants */
.hero-about {
    min-height: 480px;
    background-size: cover;
    background-repeat: no-repeat;
    background-image: url("../images/unnamed\ \(1\)\ 1.png");
    background-position: center;
    background-blend-mode: multiply;
    background-color: gray;
}

.hero-products {
    min-height: 420px;
    background: url("../images/ventilation-system-components-white-background-top-view\ 1.png");
    background-repeat: no-repeat;
    background-color: gray;
    background-blend-mode: multiply;
    background-size: cover;
    background-position: center;
}

.hero-contact {
    background: var(--color-bg-dark);
    min-height: auto;
    padding: 140px 0 60px;
}

.hero-supply {
    min-height: 420px;
}

/* =============================================
   BUTTONS
   ============================================= */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-main);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 13px 28px;
    /* border-radius: var(--radius-sm); */
    border-radius: 20px;
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    letter-spacing: 0.01em;
}

.btn-primary {
    background: var(--color-blue-primary);
    color: #fff;
}

.btn-primary:hover {
    background: #1585cc;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26,155,228,0.35);
}

.btn-outline {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
    border-color: #fff;
    background: rgba(255,255,255,0.08);
}

.btn-dark {
    background: var(--color-bg-dark);
    color: #fff;
    border: 1px solid var(--color-border-dark);
}

.btn-dark:hover {
    background: var(--color-border-dark);
}

/* =============================================
   SECTION UTILITIES
   ============================================= */
.section {
    padding: 80px 0;
}

.section-sm {
    padding: 60px 0;
}

.section-dark {
    background: var(--color-bg-dark);
    color: #fff;
}

.section-dark2 {
    background: var(--color-bg-dark2);
    color: #fff;
}

.section-light {
    background: var(--color-bg-section);
}

.section-white {
    background: #fff;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 32px;
}

.section-label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-blue-primary);
    margin-bottom: 12px;
    display: block;
}

.section-title {
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    font-weight: 800;
    letter-spacing: -0.025em;
    line-height: 1.15;
    margin-bottom: 20px;
}

.section-title .highlight {
    color: var(--color-blue-primary);
}

.section-subtitle {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
    max-width: 640px;
}

.text-center { text-align: center; }
.text-center .section-subtitle { margin: 0 auto; }

/* =============================================
   HOME PAGE - YYBUNKER DIFFERENCE
   ============================================= */
.difference-section {
    background: #fff;
    text-align: center;
}

.difference-section .section-title {
    margin-bottom: 16px;
}

.difference-text {
    font-size: 0.92rem;
    color: var(--color-text-muted);
    max-width: 760px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.difference-link {
    color: var(--color-blue-primary);
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-base);
}

.difference-link:hover {
    border-color: var(--color-blue-primary);
}

/* =============================================
   WHAT WE FABRICATE - PRODUCT GRID
   ============================================= */
.fabricate-section {
    background: var(--color-bg-section);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.product-card {
    background: #fff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    cursor: pointer;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
}

.product-card-img {
    position: relative;
    background: linear-gradient(135deg, #ffffff 0%, #87B9D5 50%,#1F91D0 100%);
    height: 100%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.who-we-serve-cards{

    border-radius: 50px !important;
    border-color: #1a9be4 !important;
    background: transparent !important;

}

.bg-blue-glowing{

    position: absolute;
    height: 100%;
    background-image: url('../images/logo.png');
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    width: 100vw;

}

.bg-glow-serve{

    position: absolute;
    height: 58%;
    background-image: url('../images/logo-hvac.png');
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    width: 100vw;

}

.product-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.product-card:hover .product-card-img img {
    transform: scale(1.06);
}

.product-card-body {
    padding: 20px;
}

.product-card-body h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.product-card-body p {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    margin: 0;
}

/* Dark product card variant */
.product-card-dark {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-dark);
}

.product-card-dark .product-card-body h3 {
    color: #fff;
}

.product-card-dark .product-card-body p {
    color: var(--color-text-light);
}

/* Blue accent product card */
.product-card-blue .product-card-img {
    background: linear-gradient(135deg, #0a4f80 0%, #1a9be4 100%);
}

/* =============================================
   OUR PROCESS
   ============================================= */
.process-section {
    background: #fff;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.process-step {
    text-align: center;
}

.process-step-number {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-blue-primary);
    color: #fff;
    font-weight: 800;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.process-step h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--color-text-dark);
}

.process-step p {
    font-size: 0.83rem;
    color: var(--color-text-muted);
    line-height: 1.65;
    margin: 0;
}

.process-step-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.process-step-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* =============================================
   WHO WE SERVE - DARK BANNER
   ============================================= */
.who-serve-section {
    background: var(--color-bg-dark);
    padding: 60px 0;
}

.serve-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 36px;
}

.serve-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-dark);
    border-radius: var(--radius-md);
    padding: 24px;
    transition: border-color var(--transition-base), background var(--transition-base);
}

.serve-card:hover {
    border-color: var(--color-blue-primary);
    background: var(--color-bg-card2);
}

.serve-card h3 {
    font-size: 0.95rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 6px;
}

.serve-card p {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    margin: 0;
}

/* Wider serve items */
.serve-grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

/* =============================================
   WHY CHOOSE - ACCORDION
   ============================================= */
.why-section {
    background: #fff;
}

.bg-dark{

    background-color: #000000 !important;

}

.accordion-list {
    margin-top: 40px;
}

.accordion-item {
    margin-bottom: 15px;
    border: 1px solid black !important;
    padding: 10px;
    border-radius: 20px;
    border-bottom: 1px solid var(--color-border-light);
}

.accordion-header {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 10px 0;
    cursor: pointer;
    transition: color var(--transition-base);
}

.accordion-header:hover {
    color: var(--color-blue-primary);
}

.accordion-number {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--color-blue-primary);
    min-width: 40px;
    font-variant-numeric: tabular-nums;
}

.accordion-question {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-dark);
    flex: 1;
}

.accordion-icon {
    color: var(--color-blue-primary);
    font-size: 1.4rem;
    transition: transform 0.3s ease;
    min-width: 24px;
    text-align: right;
}

.accordion-item.active .accordion-icon {
    transform: rotate(45deg);
}

.accordion-body {
    display: none;
    padding: 0 0 22px 60px;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

.accordion-item.active .accordion-body {
    display: block;
}

/* =============================================
   CTA DARK SECTION (Footer CTA)
   ============================================= */
.cta-dark-section {
    background: url('../images/low-angle-view-building-against-clear-blue-sky\ 1.png');
    /* padding: 80px 0; */
    height: 300px;
    width: auto;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    overflow: hidden;
}

.cta-dark-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(26,155,228,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.cta-dark-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.cta-dark-text h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 900;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    margin-bottom: 8px;
}

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

.cta-dark-section img.cta-bg-image {
    position: absolute;
    right: 0;
    bottom: 0;
    height: 100%;
    opacity: 0.15;
    pointer-events: none;
    object-fit: cover;
}

/* =============================================
   FOOTER
   ============================================= */
.site-footer {
    background: var(--color-bg-dark2);
    color: var(--color-text-light);
    padding: 60px 0 32px;
    border-top: 1px solid var(--color-border-dark);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.8fr 1fr 1fr 1.4fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .site-logo {
    margin-bottom: 16px;
}

.footer-brand .tagline {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-tagline-strong {
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.footer-social {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    transition: all var(--transition-base);
}

.footer-social a:hover {
    background: var(--color-blue-primary);
    border-color: var(--color-blue-primary);
    color: #fff;
}

.footer-col h4 {
    font-size: 0.8rem;
    font-weight: 700;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    transition: color var(--transition-base);
}

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

.footer-contact-item {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    margin-bottom: 14px;
}

.footer-contact-item .icon {
    color: var(--color-blue-primary);
    font-size: 0.9rem;
    margin-top: 2px;
    min-width: 16px;
}

.footer-contact-item span {
    font-size: 0.83rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.footer-contact-item a {
    color: var(--color-text-muted);
}

.footer-contact-item a:hover {
    color: var(--color-blue-primary);
}

.footer-bottom {
    border-top: 1px solid var(--color-border-dark);
    padding-top: 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin: 0;
}

.footer-bottom-links {
    display: flex;
    gap: 20px;
}

.footer-bottom-links a {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

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

/* =============================================
   ABOUT PAGE
   ============================================= */
.about-what-section {
    background: #fff;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-grid.reverse {
    direction: rtl;
}

.about-grid.reverse > * {
    direction: ltr;
}

.about-text h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.about-text p {
    font-size: 0.92rem;
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-image-wrap {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.about-image-wrap img {
    width: 100%;
    height: 340px;
    object-fit: cover;
}

.about-stats-row {
    display: flex;
    gap: 32px;
    margin-top: 28px;
}

.about-stat {
    text-align: left;
}

.about-stat .number {
    font-size: 2rem;
    font-weight: 900;
    color: var(--color-blue-primary);
    line-height: 1;
}

.about-stat .label {
    font-size: 0.78rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 4px;
}

/* Facility Section */
.facility-section {
    /* background: var(--color-bg-section); */
    background: url('../images/low-angle-2.png');
    background-repeat: no-repeat;
    min-height: 350px;
    width: 100%;
    background-position: center;
    background-size: cover;
}

.facility-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

/* Team Section */
.team-section {
    background: #fff;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-top: 48px;
}

.team-card {
    text-align: center;
    background: var(--color-bg-section);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.team-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.team-card-img {
    height: 300px;
    overflow: hidden;
    background: var(--color-bg-card);
}

.team-card-img img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.team-card:hover .team-card-img img {
    transform: scale(1.05);
}

.team-card-info {
    padding: 20px;
}

.team-card-info h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: 4px;
}

.team-card-info p {
    font-size: 0.82rem;
    color: var(--color-blue-primary);
    font-weight: 600;
    margin: 0;
}

/* Approach Section */
.approach-section {
    background: var(--color-bg-section);
}

.approach-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.approach-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    /* box-shadow: var(--shadow-card); */
    text-align: left;
    transition: transform var(--transition-base);
}

.approach-card:hover {
    transform: translateY(-4px);
}

.approach-icon {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: var(--color-blue-light);
    display: flex;
    align-items: center;
    justify-content: center;
    /* margin: 0 auto 16px; */
    color: var(--color-blue-primary);
    font-size: 1.3rem;
}

.approach-card h3 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: 8px;
}

.approach-card p {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    margin: 0;
    line-height: 1.6;
}

/* =============================================
   PRODUCTS & SERVICES PAGE
   ============================================= */
.duct-systems-section {
    background: #fff;
}

.duct-systems-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.duct-card {
    background: var(--color-bg-section);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border-light);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.duct-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.duct-card-img {
    height: 300px;
    background: linear-gradient(135deg, #ffffff 0%, #87B9D5 50%,#1F91D0 100%);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.duct-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.duct-card-body {
    padding: 20px 22px;
}

.duct-card-body h3 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-text-dark);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 8px;
}

.duct-card-body p {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.65;
    margin: 0;
}

/* Services Cards */
.services-section {
    background: var(--color-bg-section);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.service-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 28px;
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-base);
}

.service-card:hover {
    border-color: var(--color-blue-primary);
    box-shadow: 0 4px 24px rgba(26,155,228,0.1);
    transform: translateY(-2px);
}

.service-card-img {
    height: 180px;
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 20px;
    background: var(--color-bg-dark);
}

.service-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.service-card h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: 10px;
}

.service-card p {
    font-size: 0.83rem;
    color: var(--color-text-muted);
    line-height: 1.65;
    margin: 0;
}

/* Materials & Finishes - Accordion */
.materials-section {
    background: #fff;
}

.materials-accordion {
    margin-top: 36px;
}

.materials-item {
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    margin-bottom: 8px;
    overflow: hidden;
}

.materials-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 24px;
    cursor: pointer;
    transition: background var(--transition-base);
    background: var(--color-bg-section);
}

.materials-header:hover {
    background: var(--color-blue-light);
}

.materials-header .mat-number {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-blue-primary);
    min-width: 32px;
}

.materials-header .mat-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-dark);
    flex: 1;
}

.materials-header .mat-icon {
    color: var(--color-text-muted);
    font-size: 1.1rem;
    transition: transform 0.3s;
}

.materials-item.active .materials-header .mat-icon {
    transform: rotate(180deg);
}

.materials-body {
    display: none;
    padding: 16px 24px;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    background: #fff;
}

.materials-item.active .materials-body {
    display: block;
}

/* =============================================
   CONTACT PAGE
   ============================================= */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
}

.contact-info-sidebar h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    color: #fff;
    text-transform: uppercase;
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.contact-info-sidebar p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    line-height: 1.75;
    margin-bottom: 32px;
}

.contact-detail {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-detail .icon-wrap {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-blue-primary);
    font-size: 0.9rem;
    flex-shrink: 0;
}

.contact-detail .detail-label {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 4px;
}

.contact-detail .detail-value {
    font-size: 0.9rem;
    color: var(--color-text-light);
    font-weight: 500;
}

.contact-detail .detail-value a {
    color: var(--color-text-light);
    transition: color var(--transition-base);
}

.contact-detail .detail-value a:hover {
    color: var(--color-blue-primary);
}

/* Contact Form */
.contact-form-wrap {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-dark);
    border-radius: var(--radius-xl);
    padding: 40px;
}

.contact-form-wrap h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
}

.contact-form-wrap .form-desc {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    line-height: 1.65;
    margin-bottom: 28px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-light);
    margin-bottom: 6px;
}

.form-group label .required {
    color: var(--color-blue-primary);
    margin-left: 2px;
}

.form-control {
    width: 100%;
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border-dark);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    font-family: var(--font-main);
    font-size: 0.88rem;
    color: #fff;
    outline: none;
    transition: border-color var(--transition-base);
    -webkit-appearance: none;
}

.form-control::placeholder {
    color: var(--color-text-muted);
}

.form-control:focus {
    border-color: var(--color-blue-primary);
    box-shadow: 0 0 0 3px rgba(26,155,228,0.15);
}

.form-control-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%237a8694' d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 16px;
    cursor: pointer;
}

.form-control-select option {
    background: var(--color-bg-dark);
    color: #fff;
}

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

.form-file-upload {
    border: 1px dashed var(--color-border-dark);
    border-radius: var(--radius-sm);
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: border-color var(--transition-base), background var(--transition-base);
    background: var(--color-bg-dark);
}

.form-file-upload:hover {
    border-color: var(--color-blue-primary);
    background: rgba(26,155,228,0.04);
}

.form-file-upload .upload-icon {
    font-size: 1.8rem;
    color: var(--color-blue-primary);
    margin-bottom: 8px;
}

.form-file-upload p {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin: 0;
}

.form-file-upload strong {
    color: var(--color-blue-primary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.btn-submit {
    width: 100%;
    padding: 15px;
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

/* =============================================
   SUPPLY STORE PAGE
   ============================================= */
.store-what-carry {
    background: #fff;
}

.supply-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.supply-card {
    background: var(--color-bg-dark);
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    transition: transform var(--transition-base);
}

.supply-card:hover {
    transform: translateY(-3px);
}

.supply-card-img {
    height: 200px;
    overflow: hidden;
    background: linear-gradient(135deg, #0e1520 0%, #1e3050 60%, #0098e5 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.supply-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}

.supply-card:hover .supply-card-img img {
    transform: scale(1.05);
}

.supply-card-body {
    padding: 20px;
}

.supply-card-body h3 {
    font-size: 0.9rem;
    font-weight: 700;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 6px;
}

.supply-card-body p {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin: 0;
}

.supply-card-badge {
    position: absolute;
    top: 14px;
    right: 14px;
    background: var(--color-blue-primary);
    color: #fff;
    font-size: 0.68rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.store-faq-section {
    background: var(--color-bg-section);
}

.store-info-section {
    background: #fff;
}

.store-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.store-hours {
    background: var(--color-bg-dark);
    border-radius: var(--radius-lg);
    padding: 32px;
    color: #fff;
}

.store-hours h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--color-blue-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hours-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--color-border-dark);
    font-size: 0.88rem;
}

.hours-row:last-child {
    border-bottom: none;
}

.hours-row .day {
    color: var(--color-text-muted);
}

.hours-row .time {
    color: #fff;
    font-weight: 600;
}

/* =============================================
   PAGE TEMPLATES
   ============================================= */
.page-content {
    padding: 100px 0 80px;
}

.page-content-inner {
    max-width: 760px;
    margin: 0 auto;
}

.page-content h1 {
    font-size: 2.4rem;
    font-weight: 900;
    margin-bottom: 24px;
}

/* 404 */
.not-found {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--color-bg-dark);
    color: #fff;
}

.not-found h1 {
    font-size: clamp(5rem, 15vw, 10rem);
    font-weight: 900;
    color: var(--color-blue-primary);
    line-height: 1;
    margin-bottom: 16px;
}

.not-found h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
}

.not-found p {
    color: var(--color-text-muted);
    max-width: 400px;
    margin: 0 auto 32px;
}

/* Search */
.search-results {
    padding: 100px 0 80px;
}

.search-form-wrap {
    margin-bottom: 40px;
}

.search-input-group {
    display: flex;
    gap: 0;
    max-width: 600px;
}

.search-input-group input {
    flex: 1;
    background: var(--color-bg-section);
    border: 1px solid var(--color-border-light);
    border-right: none;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    padding: 14px 20px;
    font-size: 0.95rem;
    font-family: var(--font-main);
    outline: none;
}

.search-input-group button {
    background: var(--color-blue-primary);
    color: #fff;
    border: none;
    padding: 14px 24px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-base);
}

.search-input-group button:hover {
    background: #1585cc;
}

/* Archive */
.archive-page {
    padding: 100px 0 80px;
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-top: 40px;
}

.post-card {
    background: #fff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
}

.post-card-img {
    height: 200px;
    overflow: hidden;
    background: var(--color-bg-section);
}

.post-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}

.post-card:hover .post-card-img img {
    transform: scale(1.05);
}

.post-card-body {
    padding: 24px;
}

.post-card-meta {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-bottom: 10px;
    display: flex;
    gap: 12px;
}

.post-card-body h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: 10px;
}

.post-card-body h3 a {
    color: inherit;
}

.post-card-body h3 a:hover {
    color: var(--color-blue-primary);
}

.post-card-body p {
    font-size: 0.83rem;
    color: var(--color-text-muted);
    line-height: 1.65;
    margin: 0;
}

/* Single Post */
.single-post {
    padding: 100px 0 80px;
}

.single-post-inner {
    max-width: 800px;
    margin: 0 auto;
}

.single-post-header {
    margin-bottom: 40px;
}

.single-post-header h1 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 900;
    letter-spacing: -0.025em;
    margin-bottom: 20px;
}

.post-meta-bar {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
    font-size: 0.82rem;
    color: var(--color-text-muted);
    padding-bottom: 24px;
    border-bottom: 1px solid var(--color-border-light);
    margin-bottom: 32px;
}

.post-meta-bar .cat-tag {
    background: var(--color-blue-light);
    color: var(--color-blue-primary);
    font-size: 0.72rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.single-post-featured-img {
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-bottom: 36px;
}

.single-post-featured-img img {
    width: 100%;
    height: 420px;
    object-fit: cover;
}

.post-content {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--color-text-body);
}

.post-content h2, .post-content h3 {
    margin-top: 36px;
    margin-bottom: 16px;
}

.post-content ul, .post-content ol {
    list-style: disc;
    padding-left: 24px;
    margin-bottom: 20px;
}

.post-content li {
    margin-bottom: 8px;
}

.post-content blockquote {
    border-left: 3px solid var(--color-blue-primary);
    padding-left: 20px;
    margin: 28px 0;
    font-style: italic;
    color: var(--color-text-muted);
}

/* =============================================
   RESPONSIVE
   ============================================= */

@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

    .process-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

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

    .contact-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-info-sidebar h2 {
        font-size: 2.2rem;
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .main-nav {
        display: none;
    }

    .header-inner {
        padding: 14px 20px;
    }

    .hero {
        padding: 120px 0 60px;
    }

    .hero-content {
        padding: 0 20px;
    }

    .container {
        padding: 0 20px;
    }

    .section {
        padding: 60px 0;
    }

    .product-grid,
    .duct-systems-grid,
    .services-grid,
    .supply-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

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

    .about-grid,
    .facility-inner {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .about-grid.reverse {
        direction: ltr;
    }

    .team-grid {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }

    .process-grid,
    .approach-grid {
        grid-template-columns: 1fr 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

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

    .cta-dark-inner {
        flex-direction: column;
        text-align: center;
    }

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .store-info-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .product-grid,
    .duct-systems-grid,
    .services-grid,
    .supply-grid,
    .serve-grid {
        grid-template-columns: 1fr;
    }

    .team-grid,
    .process-grid,
    .approach-grid {
        grid-template-columns: 1fr;
    }

    .contact-form-wrap {
        padding: 24px;
    }

    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.6rem; }
}

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

.text-blue { color: var(--color-blue-primary); }
.text-white { color: #fff; }
.text-muted { color: var(--color-text-muted); }

.mb-0 { margin-bottom: 0; }
.mt-4 { margin-top: 16px; }
.mt-8 { margin-top: 32px; }
.mt-12 { margin-top: 48px; }

.d-flex { display: flex; }
.align-center { align-items: center; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }

.divider {
    border: none;
    border-top: 1px solid var(--color-border-light);
    margin: 48px 0;
}

.divider-dark {
    border-top-color: var(--color-border-dark);
}

/* Page transitions */
.page-transition-overlay {
    position: fixed;
    inset: 0;
    background: var(--color-bg-dark);
    z-index: 9999;
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
}

/* Scroll animations */
.fade-up {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Number bullets in hero */
.hero-badges-alt {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 20px;
}

.hero-spec {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    color: var(--color-text-light);
}

.hero-spec::before {
    content: '✓';
    color: var(--color-blue-primary);
    font-weight: 700;
}


.contact-hero-section {
    background: var(--color-bg-dark2);
    padding: 120px 0 60px;
}

.contact-page-main {
    background: var(--color-bg-dark2);
    padding-bottom: 80px;
}