/* /assets/css/style.css */

/* VARIABLES & THEMING */
:root {
    --primary-color: #2D3134; /* Deep Charcoal */
    --secondary-color: #8C9296; /* Warm Concrete Grey */
    --accent-color: #D36A4A; /* Terracotta / Tile Orange */
    --accent-hover: #b85739;
    --highlight-color: #F8F9FA; /* Off-White / Ceramic White */
    --bg-color: #FFFFFF;
    --text-color: #333333;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --grid-gap: 1.5rem;
    --transition-speed: 0.3s;
}

/* GENERAL STYLES */
body {
    font-family: var(--font-body);
    color: var(--text-color);
    background-color: var(--bg-color);
    overflow-x: hidden;
}
h1, h2, h3, h4, h5, h6, .outfit-font {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
}

/* TYPOGRAPHY */
.text-accent { color: var(--accent-color) !important; }
.bg-accent { background-color: var(--accent-color) !important; }
.bg-charcoal { background-color: var(--primary-color) !important; }
.text-charcoal { color: var(--primary-color) !important; }
.bg-concrete { background-color: var(--highlight-color) !important; }

/* LOADING SCREEN */
#loader {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background-color: var(--primary-color);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--highlight-color);
}
.loader-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5px;
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
}
.tile-block {
    background-color: var(--accent-color);
    width: 100%; height: 100%;
    animation: tilePulse 1.5s infinite ease-in-out;
}
.tile-block:nth-child(1) { animation-delay: 0s; }
.tile-block:nth-child(2) { animation-delay: 0.2s; }
.tile-block:nth-child(3) { animation-delay: 0.4s; }
.tile-block:nth-child(4) { animation-delay: 0.6s; }

@keyframes tilePulse {
    0%, 100% { transform: scale(0.9); opacity: 0.7; }
    50% { transform: scale(1); opacity: 1; }
}

.loader-text h2 { font-size: 1.5rem; margin-bottom: 0; letter-spacing: 2px; }
.loader-text p { font-size: 0.8rem; letter-spacing: 3px; color: var(--secondary-color); }

/* NAVIGATION */
.premium-nav {
    background-color: var(--primary-color); /* Always dark so text is always visible */
    transition: all var(--transition-speed) ease;
    padding: 1rem 0;
}
.premium-nav.scrolled {
    background-color: rgba(45, 49, 52, 0.98);
    backdrop-filter: blur(10px);
    padding: 0.8rem 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}
.logo-treatment {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    line-height: 1;
}
.logo-title {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--highlight-color);
    letter-spacing: 2px;
}
.logo-subtitle {
    font-family: var(--font-body);
    font-size: 0.65rem;
    color: var(--accent-color);
    letter-spacing: 3px;
    font-weight: 600;
}
.premium-nav .logo-title {
    color: #fff;
}
.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
    font-size: 0.82rem;
    letter-spacing: 1px;
    padding: 0.5rem 0.9rem;
    position: relative;
    transition: color var(--transition-speed);
}
.navbar-nav .nav-link:hover, .navbar-nav .nav-link.active {
    color: #fff;
}
.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0; left: 1rem; right: 1rem;
    height: 2px;
    background-color: var(--accent-color);
    transform: scaleX(0);
    transition: transform var(--transition-speed) ease;
    transform-origin: left;
}
.navbar-nav .nav-link:hover::after, .navbar-nav .nav-link.active::after {
    transform: scaleX(1);
}
.navbar-toggler { border-color: rgba(255,255,255,0.5); }
.navbar-toggler-icon { background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.8%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e"); }

/* BUTTONS */
.btn-primary {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    border-radius: 0;
    font-weight: 600;
    letter-spacing: 1px;
    padding: 0.6rem 1.5rem;
    font-size: 0.85rem;
    text-transform: uppercase;
    transition: all var(--transition-speed);
    position: relative;
    overflow: hidden;
}
.btn-primary:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(211, 106, 74, 0.3);
}

/* HERO SECTION */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 700px;
    background-color: var(--primary-color); /* Dark charcoal always visible */
    background-image: linear-gradient(135deg, #1a1c1e 0%, #2D3134 60%, #3d3f42 100%);
    display: flex;
    align-items: center;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-image: url('/assets/images/hero/architectural-tiles.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.25;
    mix-blend-mode: luminosity;
}
.hero-grid-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-image: 
        linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px),
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 100px 100px, 100px 100px, 25px 25px, 25px 25px;
    z-index: 1;
}
/* Decorative tile blocks in hero right side */
.hero-tile-blocks {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 45%;
    z-index: 1;
    overflow: hidden;
}
.hero-tile-blocks::before {
    content: '';
    position: absolute;
    right: -60px;
    top: 80px;
    width: 400px;
    height: 400px;
    background: 
        linear-gradient(135deg, rgba(211,106,74,0.15) 25%, transparent 25%),
        linear-gradient(225deg, rgba(211,106,74,0.15) 25%, transparent 25%),
        linear-gradient(315deg, rgba(255,255,255,0.05) 25%, transparent 25%),
        linear-gradient(45deg, rgba(255,255,255,0.05) 25%, transparent 25%);
    background-size: 80px 80px;
    transform: rotate(10deg);
}

.hero-content {
    position: relative;
    z-index: 2;
    padding-top: 80px;
}
.hero-label {
    display: inline-block;
    background-color: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    color: #fff;
    padding: 5px 15px;
    font-size: 0.75rem;
    letter-spacing: 2px;
    margin-bottom: 20px;
    backdrop-filter: blur(5px);
}
.hero-title {
    font-size: 4.5rem;
    color: #fff;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}
.hero-title span {
    color: var(--accent-color);
}
.hero-subtitle {
    color: var(--secondary-color);
    font-size: 1.2rem;
    max-width: 600px;
    margin-bottom: 2.5rem;
    font-weight: 300;
}
.floating-card {
    background-color: rgba(255,255,255,0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 2rem;
    border-radius: 0;
    position: absolute;
    right: 5%;
    bottom: -50px;
    width: 300px;
    z-index: 3;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

/* QUICK ENQUIRY BAR */
.quick-enquiry-bar {
    background-color: #fff;
    padding: 2rem 0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    position: relative;
    z-index: 10;
    margin-top: -30px;
}
.quick-enquiry-bar .form-control, .quick-enquiry-bar .form-select {
    border-radius: 0;
    border: 1px solid #e0e0e0;
    padding: 0.8rem 1rem;
    background-color: var(--highlight-color);
}
.quick-enquiry-bar .form-control:focus, .quick-enquiry-bar .form-select:focus {
    border-color: var(--accent-color);
    box-shadow: none;
}

/* SECTION TITLES */
.section-header {
    margin-bottom: 3rem;
}
.section-subtitle {
    color: var(--accent-color);
    font-weight: 600;
    letter-spacing: 2px;
    font-size: 0.8rem;
    text-transform: uppercase;
    display: block;
    margin-bottom: 0.5rem;
}
.section-title {
    font-size: 2.5rem;
    color: var(--primary-color);
}

/* FEATURE CARDS */
.feature-card {
    background-color: var(--highlight-color);
    padding: 2.5rem 2rem;
    height: 100%;
    border: 1px solid #eee;
    transition: all var(--transition-speed);
    position: relative;
    overflow: hidden;
}
.feature-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 4px; height: 100%;
    background-color: var(--accent-color);
    transform: scaleY(0);
    transition: transform var(--transition-speed);
    transform-origin: bottom;
}
.feature-card:hover {
    box-shadow: 0 15px 30px rgba(0,0,0,0.05);
    transform: translateY(-5px);
    background-color: #fff;
}
.feature-card:hover::before {
    transform: scaleY(1);
}
.feature-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}
.feature-title {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

/* PRODUCT CARDS (Tile Style) */
.product-card {
    border: none;
    border-radius: 0;
    background: #fff;
    box-shadow: 0 5px 15px rgba(0,0,0,0.03);
    transition: all var(--transition-speed);
    height: 100%;
}
.product-card:hover {
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
    transform: translateY(-5px);
}
.product-img-wrap {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
    background-color: var(--highlight-color);
}
.product-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.product-card:hover .product-img-wrap img {
    transform: scale(1.05);
}
.product-card-body {
    padding: 1.5rem;
    border: 1px solid #eee;
    border-top: none;
}
.product-category {
    font-size: 0.75rem;
    color: var(--secondary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}
.product-title {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* TILE BOND VISUALIZER */
.visualizer-container {
    background-color: var(--primary-color);
    padding: 4rem 0;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.visualizer-grid {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
    background-size: 40px 40px;
}
.bond-layer {
    background-color: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 1.5rem;
    margin-bottom: 1rem;
    position: relative;
    transition: all 0.5s ease;
}
.bond-layer.active {
    background-color: rgba(211, 106, 74, 0.1);
    border-color: var(--accent-color);
}
.bond-arrow {
    text-align: center;
    color: var(--accent-color);
    font-size: 1.5rem;
    margin: 10px 0;
}

/* MASONRY GALLERY */
.gallery-grid {
    column-count: 3;
    column-gap: 1.5rem;
}
.gallery-item {
    break-inside: avoid;
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
}
.gallery-item img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s;
}
.gallery-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(45, 49, 52, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}
.gallery-item:hover .gallery-overlay {
    opacity: 1;
}
.gallery-item:hover img {
    transform: scale(1.05);
}

/* FAQ ACCORDION */
.custom-accordion .accordion-item {
    border: none;
    border-bottom: 1px solid #eee;
    border-radius: 0;
    margin-bottom: 0.5rem;
}
.custom-accordion .accordion-button {
    background-color: transparent;
    color: var(--primary-color);
    font-weight: 600;
    padding: 1.2rem 0;
    box-shadow: none;
}
.custom-accordion .accordion-button:not(.collapsed) {
    color: var(--accent-color);
    background-color: transparent;
}
.custom-accordion .accordion-body {
    padding: 0 0 1.5rem 0;
    color: var(--secondary-color);
}

/* FORMS */
.form-control, .form-select {
    border-radius: 0;
    border: 1px solid #ddd;
    padding: 0.8rem 1rem;
    background-color: #fcfcfc;
}
.form-control:focus, .form-select:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 0.2rem rgba(211, 106, 74, 0.25);
    background-color: #fff;
}
.form-label {
    font-weight: 500;
    color: var(--primary-color);
    font-size: 0.9rem;
}

/* FOOTER */
.industrial-footer {
    background-color: #1a1c1e;
    color: #fff;
    position: relative;
}
.footer-links li {
    margin-bottom: 0.8rem;
}
.footer-links a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: color 0.3s;
}
.footer-links a:hover {
    color: var(--accent-color);
}
.footer-legal-links a {
    color: var(--secondary-color);
    text-decoration: none;
    font-size: 0.85rem;
    margin-left: 1rem;
}
.footer-legal-links a:hover {
    color: #fff;
}

/* COOKIE BANNER */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: rgba(45, 49, 52, 0.98);
    backdrop-filter: blur(10px);
    z-index: 9999;
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255,255,255,0.1);
    box-shadow: 0 -5px 20px rgba(0,0,0,0.2);
}
.cookie-text {
    font-size: 0.85rem;
    line-height: 1.5;
}

/* ANIMATIONS */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* MOBILE STICKY CTA */
.mobile-sticky-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 10px;
    background: #fff;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
}