/* =========================================================
   Hillstor Paints – Main Stylesheet
   ========================================================= */

/* ----- CSS Variables ----- */
:root {
  --primary:       #C1272D;
  --primary-dark:  #8B1A1A;
  --primary-light: #E53935;
  --accent:        #FF6B00;
  --accent-light:  #FFB347;
  --gold:          #E8A020;
  --dark:          #1C2833;
  --dark-2:        #2C3E50;
  --surface:       #FFFFFF;
  --bg:            #F8F9FA;
  --bg-2:          #F0F2F5;
  --text:          #212121;
  --text-2:        #555;
  --text-3:        #888;
  --border:        #E0E0E0;
  --shadow:        0 4px 20px rgba(0,0,0,0.10);
  --shadow-md:     0 8px 32px rgba(0,0,0,0.14);
  --shadow-lg:     0 16px 48px rgba(0,0,0,0.18);
  --radius:        12px;
  --radius-sm:     8px;
  --radius-lg:     20px;
  --transition:    0.3s cubic-bezier(0.4,0,0.2,1);
  --font:          'Poppins', sans-serif;
  --font-display:  'Playfair Display', serif;
  --nav-h:         72px;
}

/* ----- Reset & Base ----- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font); color: var(--text); background: var(--surface); line-height: 1.6; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: color var(--transition); }
ul { list-style: none; }
button { cursor: pointer; border: none; outline: none; font-family: var(--font); }

/* ----- Utility ----- */
.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.bg-primary { background: var(--primary); }
.bg-dark { background: var(--dark); }

/* Honeypot anti-spam field — never shown to real users */
.hp-field { display: none !important; visibility: hidden !important; }

/* ----- Typography ----- */
h1,h2,h3,h4,h5,h6 { font-weight: 700; line-height: 1.2; }
.section-label { font-size: 0.75rem; font-weight: 700; letter-spacing: 3px; text-transform: uppercase; color: var(--primary); display: block; margin-bottom: 8px; }
.section-title { font-size: clamp(1.8rem, 3vw, 2.6rem); font-family: var(--font-display); color: var(--dark); margin-bottom: 16px; }
.section-title span { color: var(--primary); }
.section-sub { font-size: 1rem; color: var(--text-2); max-width: 580px; margin: 0 auto 48px; }

/* ----- Buttons ----- */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 28px; border-radius: 50px; font-size: 0.95rem; font-weight: 600; transition: all var(--transition); }
.btn .material-icons { font-size: 18px; }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 4px 16px rgba(193,39,45,0.35); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(193,39,45,0.45); }
.btn-accent { background: var(--accent); color: #fff; box-shadow: 0 4px 16px rgba(255,107,0,0.35); }
.btn-accent:hover { background: #e05c00; transform: translateY(-2px); }
.btn-outline { border: 2px solid var(--primary); color: var(--primary); background: transparent; }
.btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.btn-white { background: #fff; color: var(--primary); box-shadow: var(--shadow); }
.btn-white:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.btn-sm { padding: 9px 20px; font-size: 0.85rem; }
.btn-lg { padding: 17px 36px; font-size: 1.05rem; }

/* ----- Top Bar ----- */
.topbar { background: var(--dark); color: rgba(255,255,255,0.8); font-size: 0.82rem; padding: 8px 0; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.topbar-left { display: flex; gap: 24px; align-items: center; }
.topbar-left span { display: flex; align-items: center; gap: 6px; }
.topbar-left .material-icons { font-size: 14px; color: var(--accent); }
.topbar-right { display: flex; gap: 12px; align-items: center; }
.topbar-right a { color: rgba(255,255,255,0.7); transition: color var(--transition); }
.topbar-right a:hover { color: var(--accent); }

/* ----- Navbar ----- */
.navbar { position: sticky; top: 0; z-index: 1000; background: var(--surface); box-shadow: 0 2px 20px rgba(0,0,0,0.1); height: var(--nav-h); transition: all var(--transition); }
.navbar.scrolled { height: 64px; box-shadow: var(--shadow-md); }
.nav-container { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.nav-logo img { height: 50px; object-fit: contain; transition: height var(--transition); }
.navbar.scrolled .nav-logo img { height: 42px; }
.nav-menu { display: flex; align-items: center; gap: 4px; }
.nav-link { padding: 8px 16px; font-size: 0.92rem; font-weight: 500; color: var(--dark); border-radius: var(--radius-sm); transition: all var(--transition); position: relative; }
.nav-link::after { content: ''; position: absolute; bottom: 4px; left: 50%; transform: translateX(-50%); width: 0; height: 2px; background: var(--primary); border-radius: 2px; transition: width var(--transition); }
.nav-link:hover, .nav-link.active { color: var(--primary); }
.nav-link:hover::after, .nav-link.active::after { width: 60%; }
.nav-cart { position: relative; display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 50%; background: var(--bg-2); color: var(--dark); transition: all var(--transition); flex-shrink: 0; }
.nav-cart:hover { background: var(--primary); color: #fff; transform: scale(1.05); }
.cart-badge { position: absolute; top: -2px; right: -2px; background: var(--accent); color: #fff; font-size: 0.65rem; font-weight: 700; width: 18px; height: 18px; border-radius: 50%; display: flex; align-items: center; justify-content: center; border: 2px solid var(--surface); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; background: none; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--dark); border-radius: 2px; transition: all var(--transition); }

/* ----- Hero Slider ----- */
.hero-swiper { width: 100%; height: calc(100vh - var(--nav-h) - 40px); min-height: 500px; max-height: 750px; }
.hero-slide { position: relative; overflow: hidden; }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(28,40,51,0.82) 0%, rgba(28,40,51,0.35) 60%, transparent 100%); }
.hero-content { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); text-align: center; color: #fff; width: 90%; max-width: 760px; }
.hero-label { font-size: 0.8rem; font-weight: 700; letter-spacing: 4px; text-transform: uppercase; color: var(--accent-light); margin-bottom: 16px; display: block; opacity: 0; animation: fadeUp 0.8s 0.3s forwards; }
.hero-title { font-size: clamp(2.2rem, 5vw, 4.2rem); font-family: var(--font-display); font-weight: 900; line-height: 1.1; margin-bottom: 20px; opacity: 0; animation: fadeUp 0.8s 0.5s forwards; }
.hero-title span { color: var(--accent); display: block; }
.hero-desc { font-size: clamp(0.95rem, 1.5vw, 1.1rem); opacity: 0; animation: fadeUp 0.8s 0.7s forwards; margin-bottom: 36px; color: rgba(255,255,255,0.88); }
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; opacity: 0; animation: fadeUp 0.8s 0.9s forwards; }
.swiper-button-next, .swiper-button-prev { color: #fff !important; background: rgba(255,255,255,0.15); width: 48px !important; height: 48px !important; border-radius: 50%; backdrop-filter: blur(8px); }
.swiper-button-next::after, .swiper-button-prev::after { font-size: 18px !important; font-weight: 700; }
.swiper-button-next:hover, .swiper-button-prev:hover { background: var(--primary); }
.swiper-pagination-bullet { background: rgba(255,255,255,0.5) !important; }
.swiper-pagination-bullet-active { background: #fff !important; width: 24px !important; border-radius: 4px !important; }

@keyframes fadeUp { from { opacity:0; transform:translateY(24px); } to { opacity:1; transform:translateY(0); } }

/* ----- Categories Strip ----- */
.categories-strip { background: var(--dark); padding: 0; }
.cat-strip-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.cat-strip-item { display: flex; align-items: center; justify-content: center; gap: 14px; padding: 28px 20px; color: rgba(255,255,255,0.75); border-right: 1px solid rgba(255,255,255,0.08); transition: all var(--transition); cursor: pointer; text-decoration: none; }
.cat-strip-item:last-child { border-right: none; }
.cat-strip-item:hover { background: var(--primary); color: #fff; }
.cat-strip-item .material-icons { font-size: 28px; color: var(--accent); transition: color var(--transition); }
.cat-strip-item:hover .material-icons { color: #fff; }
.cat-strip-item span:last-child { font-weight: 600; font-size: 0.92rem; letter-spacing: 0.5px; }

/* ----- Section Layouts ----- */
.section { padding: 88px 0; }
.section-sm { padding: 60px 0; }
.section-bg { background: var(--bg); }
.section-dark { background: var(--dark); color: #fff; }
.section-dark .section-title { color: #fff; }
.section-dark .section-sub { color: rgba(255,255,255,0.7); }
.section-header { text-align: center; margin-bottom: 56px; }
.section-header .section-sub { margin-bottom: 0; }

/* ----- About Home Section ----- */
.about-home { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.about-img-wrap { position: relative; }
.about-img-wrap > img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.about-badge { position: absolute; bottom: -24px; right: -24px; background: var(--primary); color: #fff; border-radius: var(--radius); padding: 24px; text-align: center; box-shadow: var(--shadow-md); }
.about-badge .big { font-size: 2rem; font-weight: 800; display: block; line-height: 1; }
.about-badge small { font-size: 0.72rem; letter-spacing: 2px; text-transform: uppercase; opacity: 0.85; }
.about-features { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 32px 0; }
.about-feature { display: flex; align-items: flex-start; gap: 14px; padding: 16px; background: var(--bg); border-radius: var(--radius-sm); border-left: 3px solid var(--primary); }
.about-feature .material-icons { color: var(--primary); font-size: 22px; margin-top: 2px; flex-shrink: 0; }
.about-feature h5 { font-size: 0.88rem; font-weight: 600; margin-bottom: 3px; }
.about-feature p { font-size: 0.8rem; color: var(--text-2); }

/* ----- Products ----- */
.products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 28px; }
.product-card { background: var(--surface); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: all var(--transition); border: 1px solid var(--border); display: flex; flex-direction: column; }
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.product-img { position: relative; height: 220px; overflow: hidden; background: var(--bg-2); }
.product-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.product-card:hover .product-img img { transform: scale(1.06); }
.product-badge { position: absolute; top: 12px; left: 12px; background: var(--primary); color: #fff; font-size: 0.72rem; font-weight: 700; padding: 4px 10px; border-radius: 50px; letter-spacing: 0.5px; }
.product-cat-badge { position: absolute; top: 12px; right: 12px; background: rgba(28,40,51,0.75); color: #fff; font-size: 0.72rem; padding: 4px 10px; border-radius: 50px; backdrop-filter: blur(4px); }
.product-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }
.product-cat { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1px; color: var(--primary); font-weight: 600; margin-bottom: 6px; }
.product-name { font-size: 1.05rem; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.product-desc { font-size: 0.85rem; color: var(--text-2); line-height: 1.5; flex: 1; margin-bottom: 16px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.product-meta { display: flex; gap: 16px; font-size: 0.78rem; color: var(--text-3); margin-bottom: 16px; }
.product-meta span { display: flex; align-items: center; gap: 5px; }
.product-meta .material-icons { font-size: 14px; }
.product-actions { display: flex; gap: 10px; margin-top: auto; }
.product-actions .btn { flex: 1; justify-content: center; font-size: 0.82rem; padding: 10px 12px; }

/* ----- Stats ----- */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; }
.stat-item { padding: 32px 20px; background: rgba(255,255,255,0.05); border-radius: var(--radius); border: 1px solid rgba(255,255,255,0.08); transition: all var(--transition); }
.stat-item:hover { background: var(--primary); border-color: var(--primary); transform: translateY(-4px); }
.stat-number { font-size: clamp(2rem, 3vw, 2.8rem); font-family: var(--font-display); font-weight: 900; color: var(--accent); display: block; margin-bottom: 8px; }
.stat-label { font-size: 0.88rem; color: rgba(255,255,255,0.7); font-weight: 500; }

/* ----- Tips Cards ----- */
.tips-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 28px; }
.tip-card { background: var(--surface); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); border: 1px solid var(--border); transition: all var(--transition); }
.tip-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--primary); }
.tip-icon { width: 60px; height: 60px; border-radius: 16px; background: linear-gradient(135deg, var(--primary), var(--accent)); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.tip-icon .material-icons { font-size: 28px; color: #fff; }
.tip-card h3 { font-size: 1.1rem; margin-bottom: 12px; color: var(--dark); }
.tip-card p { font-size: 0.88rem; color: var(--text-2); line-height: 1.6; margin-bottom: 20px; }
.tip-link { color: var(--primary); font-size: 0.88rem; font-weight: 600; display: flex; align-items: center; gap: 4px; transition: gap var(--transition); }
.tip-link:hover { gap: 8px; }

/* ----- Call to Action ----- */
.cta-section { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); padding: 80px 0; text-align: center; position: relative; overflow: hidden; }
.cta-section::before { content: ''; position: absolute; top: -100px; right: -100px; width: 400px; height: 400px; border-radius: 50%; background: rgba(255,255,255,0.05); }
.cta-section::after { content: ''; position: absolute; bottom: -80px; left: -80px; width: 300px; height: 300px; border-radius: 50%; background: rgba(255,255,255,0.04); }
.cta-section .section-title { color: #fff; }
.cta-section p { color: rgba(255,255,255,0.85); font-size: 1.05rem; max-width: 560px; margin: 0 auto 36px; }

/* ----- Testimonials ----- */
.testimonial-swiper { padding-bottom: 56px !important; }
.testimonial-card { background: var(--surface); border-radius: var(--radius); padding: 36px; box-shadow: var(--shadow); border: 1px solid var(--border); }
.testimonial-stars { color: var(--gold); font-size: 1.1rem; margin-bottom: 16px; letter-spacing: 2px; }
.testimonial-text { font-size: 0.95rem; color: var(--text-2); line-height: 1.7; font-style: italic; margin-bottom: 24px; }
.testimonial-author { display: flex; align-items: center; gap: 14px; }
.testimonial-avatar { width: 48px; height: 48px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--accent)); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 700; font-size: 1.1rem; flex-shrink: 0; }
.testimonial-name { font-weight: 700; font-size: 0.95rem; }
.testimonial-role { font-size: 0.8rem; color: var(--text-3); }

/* ----- Page Hero (inner pages) ----- */
.page-hero { background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%); padding: 72px 0 56px; text-align: center; color: #fff; position: relative; overflow: hidden; }
.page-hero::before { content: ''; position: absolute; inset: 0; background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E"); }
.page-hero .breadcrumb { display: flex; justify-content: center; align-items: center; gap: 8px; font-size: 0.82rem; color: rgba(255,255,255,0.6); margin-bottom: 16px; }
.page-hero .breadcrumb a { color: rgba(255,255,255,0.6); }
.page-hero .breadcrumb a:hover { color: var(--accent); }
.page-hero .breadcrumb .material-icons { font-size: 14px; }
.page-hero h1 { font-size: clamp(2rem, 4vw, 3rem); font-family: var(--font-display); margin-bottom: 12px; }
.page-hero p { color: rgba(255,255,255,0.75); max-width: 560px; margin: 0 auto; }

/* ----- Products Page Filters ----- */
.products-page { display: grid; grid-template-columns: 280px 1fr; gap: 48px; align-items: start; }
.filters-sidebar { background: var(--surface); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); border: 1px solid var(--border); position: sticky; top: calc(var(--nav-h) + 20px); }
.filters-sidebar h3 { font-size: 1rem; font-weight: 700; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 2px solid var(--border); color: var(--dark); }
.filter-group { margin-bottom: 24px; }
.filter-group h4 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px; color: var(--text-3); font-weight: 600; margin-bottom: 12px; }
.filter-btn { display: flex; align-items: center; gap: 10px; width: 100%; padding: 10px 14px; border-radius: var(--radius-sm); background: none; color: var(--text); font-size: 0.88rem; transition: all var(--transition); text-align: left; margin-bottom: 4px; }
.filter-btn:hover, .filter-btn.active { background: var(--primary); color: #fff; }
.filter-btn .material-icons { font-size: 18px; }
.products-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 28px; flex-wrap: wrap; gap: 12px; }
.products-count { font-size: 0.9rem; color: var(--text-2); }
.products-count strong { color: var(--primary); }
.products-sort { display: flex; align-items: center; gap: 10px; font-size: 0.88rem; }
.products-sort select { border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 8px 14px; font-family: var(--font); font-size: 0.88rem; cursor: pointer; outline: none; }
.mobile-filter-toggle { display: none; }

/* ----- Product Detail ----- */
.product-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.product-detail-img { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); background: var(--bg-2); }
.product-detail-img img { width: 100%; aspect-ratio: 1/1; object-fit: cover; }
.product-detail-body .product-cat { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 2px; color: var(--primary); font-weight: 700; margin-bottom: 10px; }
.product-detail-body h1 { font-size: clamp(1.6rem, 2.5vw, 2.2rem); font-family: var(--font-display); color: var(--dark); margin-bottom: 16px; }
.product-detail-body .desc { font-size: 0.95rem; color: var(--text-2); line-height: 1.7; margin-bottom: 28px; }
.product-specs { background: var(--bg); border-radius: var(--radius-sm); padding: 20px; margin-bottom: 28px; }
.product-specs h4 { font-size: 0.88rem; text-transform: uppercase; letter-spacing: 1px; color: var(--text-3); margin-bottom: 14px; }
.spec-row { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 0.88rem; }
.spec-row:last-child { border-bottom: none; }
.spec-row strong { color: var(--dark); }
.features-list { margin-bottom: 28px; }
.features-list h4 { font-size: 0.88rem; text-transform: uppercase; letter-spacing: 1px; color: var(--text-3); margin-bottom: 12px; }
.features-list ul { display: flex; flex-wrap: wrap; gap: 8px; }
.features-list ul li { background: var(--bg); border: 1px solid var(--border); border-radius: 50px; padding: 6px 14px; font-size: 0.8rem; font-weight: 500; display: flex; align-items: center; gap: 6px; }
.features-list ul li::before { content: '✓'; color: var(--primary); font-weight: 800; }

/* ----- Homepage Colour Emulator ----- */
.emulator-card { display: grid; grid-template-columns: 1fr 300px; gap: 0; background: var(--surface); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-md); border: 1px solid var(--border); }
.emulator-strip-wrap { position: relative; overflow: hidden; }
#emulatorInlineCanvas { display: block; width: 100%; aspect-ratio: 10/7; min-height: 280px; }
.emulator-strip-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0) 55%, rgba(0,0,0,0.38) 100%); pointer-events: none; }
.emulator-strip-info { position: absolute; bottom: 0; left: 0; right: 0; padding: 18px 22px; color: #fff; pointer-events: none; }
.emulator-strip-name { font-size: 1rem; font-weight: 700; font-family: var(--font-display); margin-bottom: 2px; text-shadow: 0 1px 4px rgba(0,0,0,0.4); }
.emulator-strip-hex { font-size: 0.82rem; font-family: monospace; opacity: 0.85; letter-spacing: 1px; text-shadow: 0 1px 3px rgba(0,0,0,0.4); }
.emulator-controls { padding: 24px; display: flex; flex-direction: column; gap: 18px; background: var(--surface); border-left: 1px solid var(--border); }
.emulator-swatches { display: flex; flex-wrap: wrap; gap: 6px; }
.emulator-swatch { width: 34px; height: 34px; border-radius: 7px; border: 2px solid rgba(0,0,0,0.08); cursor: pointer; transition: all var(--transition); flex-shrink: 0; }
.emulator-swatch:hover { transform: scale(1.15); border-color: rgba(0,0,0,0.2); box-shadow: 0 3px 10px rgba(0,0,0,0.18); }
.emulator-swatch.active { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(193,39,45,0.22); transform: scale(1.1); }
.emulator-actions { display: flex; flex-direction: column; gap: 8px; margin-top: auto; }
.emulator-actions .btn { width: 100%; justify-content: center; }
@media (max-width: 860px) {
    .emulator-card { grid-template-columns: 1fr; }
    #emulatorInlineCanvas { aspect-ratio: 16/9; min-height: 200px; }
    .emulator-controls { border-left: none; border-top: 1px solid var(--border); }
}

/* ----- Product Color Section (page) ----- */
.product-color-section { background: var(--bg); border-radius: var(--radius-sm); padding: 18px 20px; margin-bottom: 18px; }
.color-section-label { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px; color: var(--text-3); margin-bottom: 8px; }
.color-swatch { display: inline-flex; align-items: center; cursor: pointer; }
.color-swatch-dot { width: 36px; height: 36px; border-radius: 8px; border: 2px solid rgba(0,0,0,0.08); display: inline-block; transition: all var(--transition); }
.color-swatch:hover .color-swatch-dot,
.color-swatch.active .color-swatch-dot { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(193,39,45,0.2); transform: scale(1.12); }
.custom-color-trigger { position: relative; display: inline-flex; align-items: center; gap: 10px; background: var(--surface); border: 2px solid var(--border); border-radius: 10px; padding: 10px 16px; cursor: pointer; transition: all var(--transition); -webkit-user-select: none; user-select: none; }
.custom-color-trigger:hover { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(193,39,45,0.1); }
.custom-color-dot { width: 28px; height: 28px; border-radius: 6px; border: 1px solid rgba(0,0,0,0.1); display: inline-block; flex-shrink: 0; transition: background 0.15s; }
#customColorInput { position: absolute; inset: 0; opacity: 0; width: 100%; height: 100%; cursor: pointer; }

/* ----- Color Preview Modal ----- */
.color-modal-inner { background: #fff; border-radius: var(--radius); width: min(1000px, calc(100vw - 32px)); padding: 28px; position: relative; box-shadow: 0 20px 70px rgba(0,0,0,0.45); max-height: 92vh; overflow-y: auto; overflow-x: hidden; }
.modal-close-btn { position: absolute; right: 16px; top: 16px; border: none; background: var(--bg-2); border-radius: 50%; width: 38px; height: 38px; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: all var(--transition); flex-shrink: 0; }
.modal-close-btn:hover { background: var(--primary); color: #fff; }
.modal-title { margin: 0 0 20px 0; font-family: var(--font-display); font-size: 1.25rem; display: flex; align-items: center; }
.modal-body-grid { display: grid; grid-template-columns: minmax(0, 1fr) 240px; gap: 20px; align-items: start; }
.modal-canvas-wrap { position: relative; min-width: 0; }
#colorPreviewCanvas, #colorEmulatorCanvas { width: 100%; height: auto; border-radius: 8px; box-shadow: 0 4px 24px rgba(0,0,0,0.18); display: block; }
.canvas-hint { display: flex; align-items: center; gap: 6px; margin-top: 8px; font-size: 0.78rem; color: var(--text-3); }
.modal-controls { display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.modal-color-display { display: flex; align-items: center; gap: 12px; padding: 14px; background: var(--bg); border-radius: 8px; }
.modal-color-swatch { width: 48px; height: 48px; border-radius: 8px; border: 1px solid rgba(0,0,0,0.1); flex-shrink: 0; transition: background 0.15s; }
.modal-color-name { font-weight: 700; font-size: 0.95rem; margin-bottom: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.modal-color-hex { font-size: 0.8rem; color: var(--text-2); font-family: monospace; }
.control-label { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px; color: var(--text-3); margin-bottom: 8px; }
.modal-color-wheel-wrap { position: relative; display: flex; align-items: center; gap: 10px; background: var(--bg); border: 2px solid var(--border); border-radius: 10px; padding: 12px 14px; cursor: pointer; transition: all var(--transition); }
.modal-color-wheel-wrap:hover { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(193,39,45,0.1); }
.wheel-icon-area { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 0; }
.modal-color-dot-sm { width: 32px; height: 32px; border-radius: 50%; border: 2px solid rgba(0,0,0,0.1); flex-shrink: 0; transition: background 0.15s; }
#modalColorInput, #emulatorModalColorInput { position: absolute; inset: 0; opacity: 0; width: 100%; height: 100%; cursor: pointer; }
.modal-swatches-grid { display: flex; flex-wrap: wrap; gap: 7px; }
.modal-swatch-btn { width: 36px; height: 36px; border-radius: 7px; border: 2px solid rgba(0,0,0,0.1); cursor: pointer; transition: all var(--transition); flex-shrink: 0; }
.modal-swatch-btn:hover { transform: scale(1.14); border-color: var(--primary) !important; }
@media (max-width: 860px) {
    .modal-body-grid { grid-template-columns: 1fr; }
    .color-modal-inner { padding: 18px 16px; }
    .modal-controls { flex-direction: row; flex-wrap: wrap; }
    .modal-controls > * { flex: 1 1 calc(50% - 7px); min-width: 0; }
    .modal-controls .modal-color-display { flex: 1 1 100%; }
    .modal-controls > button { flex: 1 1 calc(50% - 7px); }
}
@media (max-width: 520px) {
    .modal-controls { flex-direction: column; }
    .modal-controls > * { flex: none; width: 100%; }
}

/* ----- Cart ----- */
.cart-grid { display: grid; grid-template-columns: 1fr 360px; gap: 40px; align-items: start; }
.cart-items { background: var(--surface); border-radius: var(--radius); border: 1px solid var(--border); overflow: hidden; }
.cart-item { display: grid; grid-template-columns: 100px 1fr auto; gap: 20px; padding: 20px; border-bottom: 1px solid var(--border); align-items: center; }
.cart-item:last-child { border-bottom: none; }
.cart-item-img { width: 100px; height: 100px; border-radius: var(--radius-sm); overflow: hidden; background: var(--bg-2); flex-shrink: 0; }
.cart-item-img img { width: 100%; height: 100%; object-fit: cover; }
.cart-item-name { font-weight: 700; color: var(--dark); margin-bottom: 4px; }
.cart-item-cat { font-size: 0.78rem; color: var(--text-3); margin-bottom: 12px; }
.qty-control { display: flex; align-items: center; gap: 10px; }
.qty-btn { width: 30px; height: 30px; border-radius: 50%; background: var(--bg-2); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; line-height: 1; transition: all var(--transition); }
.qty-btn:hover { background: var(--primary); color: #fff; }
.qty-value { font-weight: 700; min-width: 24px; text-align: center; }
.cart-remove { color: var(--text-3); padding: 8px; border-radius: 50%; transition: all var(--transition); }
.cart-remove:hover { background: #FEE2E2; color: var(--primary); }
.cart-summary { background: var(--surface); border-radius: var(--radius); padding: 28px; border: 1px solid var(--border); box-shadow: var(--shadow); position: sticky; top: calc(var(--nav-h) + 20px); }
.cart-summary h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 2px solid var(--border); }
.cart-summary p { font-size: 0.88rem; color: var(--text-2); line-height: 1.6; margin-bottom: 20px; }
.cart-enquiry-form { display: flex; flex-direction: column; gap: 12px; }
.cart-enquiry-form input, .cart-enquiry-form textarea { border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px 16px; font-family: var(--font); font-size: 0.9rem; outline: none; transition: border-color var(--transition); }
.cart-enquiry-form input:focus, .cart-enquiry-form textarea:focus { border-color: var(--primary); }
.cart-empty { text-align: center; padding: 80px 20px; }
.cart-empty .material-icons { font-size: 64px; color: var(--border); margin-bottom: 16px; }
.cart-empty h3 { color: var(--text-3); margin-bottom: 12px; }

/* ----- About Page ----- */
.values-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 28px; }
.value-card { text-align: center; padding: 40px 28px; background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--border); transition: all var(--transition); }
.value-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--primary); }
.value-icon { width: 72px; height: 72px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--accent)); display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; }
.value-icon .material-icons { font-size: 32px; color: #fff; }
.value-card h3 { font-size: 1.05rem; margin-bottom: 12px; }
.value-card p { font-size: 0.88rem; color: var(--text-2); line-height: 1.6; }
.timeline { position: relative; padding: 20px 0; }
.timeline::before { content: ''; position: absolute; left: 50%; transform: translateX(-50%); top: 0; bottom: 0; width: 2px; background: var(--border); }
.timeline-item { display: grid; grid-template-columns: 1fr 60px 1fr; gap: 20px; align-items: center; margin-bottom: 40px; }
.timeline-content { background: var(--surface); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); border: 1px solid var(--border); }
.timeline-content h4 { color: var(--primary); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 6px; }
.timeline-content h3 { font-size: 1.05rem; margin-bottom: 8px; }
.timeline-content p { font-size: 0.88rem; color: var(--text-2); }
.timeline-dot { width: 20px; height: 20px; border-radius: 50%; background: var(--primary); border: 4px solid var(--surface); box-shadow: 0 0 0 3px var(--primary); justify-self: center; }
.timeline-item:nth-child(even) .timeline-content:first-child { order: 3; }
.timeline-item:nth-child(even) .timeline-content:last-child { order: 1; }

/* ----- Tips Page ----- */
.tips-page-grid { display: grid; grid-template-columns: 1fr 320px; gap: 48px; align-items: start; }
.tip-full { background: var(--surface); border-radius: var(--radius); padding: 40px; box-shadow: var(--shadow); border: 1px solid var(--border); }
.tip-full h2 { font-size: 1.6rem; font-family: var(--font-display); color: var(--dark); margin-bottom: 20px; }
.tip-full h3 { font-size: 1.1rem; color: var(--primary); margin: 24px 0 12px; }
.tip-full p, .tip-full li { font-size: 0.92rem; color: var(--text-2); line-height: 1.7; margin-bottom: 10px; }
.tip-full ul, .tip-full ol { padding-left: 20px; margin-bottom: 16px; }
.tip-full ul li { list-style: disc; }
.tip-full ol li { list-style: decimal; }
.tips-sidebar-list { background: var(--surface); border-radius: var(--radius); border: 1px solid var(--border); overflow: hidden; position: sticky; top: calc(var(--nav-h) + 20px); }
.tips-sidebar-list h3 { padding: 20px; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 1px; color: var(--text-3); background: var(--bg); border-bottom: 1px solid var(--border); }
.tips-sidebar-item { display: flex; align-items: center; gap: 14px; padding: 14px 20px; border-bottom: 1px solid var(--border); transition: all var(--transition); font-size: 0.9rem; color: var(--text); }
.tips-sidebar-item:last-child { border-bottom: none; }
.tips-sidebar-item:hover, .tips-sidebar-item.active { background: var(--primary); color: #fff; }
.tips-sidebar-item .material-icons { font-size: 20px; flex-shrink: 0; }

/* ----- Contact Page ----- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 56px; }
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.contact-card { background: var(--surface); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); border: 1px solid var(--border); display: flex; align-items: flex-start; gap: 20px; }
.contact-card-icon { width: 52px; height: 52px; border-radius: 14px; background: linear-gradient(135deg, var(--primary), var(--accent)); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-card-icon .material-icons { color: #fff; font-size: 24px; }
.contact-card h4 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px; color: var(--text-3); margin-bottom: 6px; }
.contact-card p, .contact-card a { font-size: 0.95rem; color: var(--dark); font-weight: 500; }
.contact-card a:hover { color: var(--primary); }
.contact-form { background: var(--surface); border-radius: var(--radius); padding: 40px; box-shadow: var(--shadow-md); border: 1px solid var(--border); }
.contact-form h3 { font-size: 1.4rem; font-family: var(--font-display); margin-bottom: 28px; color: var(--dark); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--dark); margin-bottom: 8px; }
.form-group input, .form-group textarea, .form-group select { width: 100%; border: 1.5px solid var(--border); border-radius: var(--radius-sm); padding: 12px 16px; font-family: var(--font); font-size: 0.9rem; color: var(--text); outline: none; transition: all var(--transition); background: var(--surface); }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(193,39,45,0.1); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-success { background: #E8F5E9; border: 1px solid #A5D6A7; border-radius: var(--radius-sm); padding: 16px; color: #2E7D32; font-size: 0.9rem; display: none; margin-bottom: 20px; align-items: center; gap: 10px; }
.form-error { background: #FEEBE9; border: 1px solid #FFCDD2; border-radius: var(--radius-sm); padding: 16px; color: var(--primary); font-size: 0.9rem; display: none; margin-bottom: 20px; align-items: center; gap: 10px; }

/* ----- Footer ----- */
.footer-top { background: var(--dark); color: rgba(255,255,255,0.75); padding: 72px 0 48px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; gap: 48px; }
.footer-brand p { font-size: 0.88rem; line-height: 1.7; margin-bottom: 24px; }
.footer-socials { display: flex; gap: 12px; }
.footer-socials a { width: 40px; height: 40px; border-radius: 50%; background: rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.7); transition: all var(--transition); }
.footer-socials a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.footer-col h4 { font-size: 0.9rem; text-transform: uppercase; letter-spacing: 2px; color: #fff; margin-bottom: 20px; padding-bottom: 10px; border-bottom: 2px solid var(--primary); display: inline-block; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { font-size: 0.88rem; color: rgba(255,255,255,0.65); display: flex; align-items: center; gap: 6px; transition: all var(--transition); }
.footer-col ul a .material-icons { font-size: 14px; color: var(--primary); }
.footer-col ul a:hover { color: var(--accent); padding-left: 4px; }
.footer-contact li { display: flex; align-items: flex-start; gap: 12px; font-size: 0.88rem; margin-bottom: 14px; }
.footer-contact .material-icons { font-size: 18px; color: var(--accent); flex-shrink: 0; margin-top: 2px; }
.footer-contact a { color: rgba(255,255,255,0.65); }
.footer-contact a:hover { color: var(--accent); }
.footer-bottom { background: #111820; padding: 18px 0; }
.footer-bottom .container { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.footer-bottom p { font-size: 0.8rem; color: rgba(255,255,255,0.45); }
.footer-bottom a { color: rgba(255,255,255,0.45); }
.footer-bottom a:hover { color: var(--accent); }

/* ----- Back to Top ----- */
.back-to-top { position: fixed; bottom: 28px; right: 28px; width: 48px; height: 48px; border-radius: 50%; background: var(--primary); color: #fff; display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-md); opacity: 0; transform: translateY(20px); pointer-events: none; transition: all var(--transition); z-index: 999; }
.back-to-top.visible { opacity: 1; transform: translateY(0); pointer-events: all; }
.back-to-top:hover { background: var(--primary-dark); transform: translateY(-3px); }

/* ----- Toast ----- */
.toast { position: fixed; bottom: 90px; right: 28px; background: var(--dark); color: #fff; padding: 14px 20px; border-radius: var(--radius-sm); box-shadow: var(--shadow-lg); font-size: 0.88rem; font-weight: 500; opacity: 0; transform: translateX(20px); pointer-events: none; transition: all 0.3s ease; z-index: 9999; max-width: 300px; display: flex; align-items: center; gap: 10px; }
.toast.show { opacity: 1; transform: translateX(0); }
.toast.success { background: #2E7D32; }
.toast.error { background: var(--primary); }

/* ----- Alert / Flash ----- */
.alert { padding: 14px 20px; border-radius: var(--radius-sm); font-size: 0.9rem; margin-bottom: 20px; display: flex; align-items: center; gap: 10px; }
.alert-success { background: #E8F5E9; color: #2E7D32; border: 1px solid #A5D6A7; }
.alert-error { background: #FEEBE9; color: var(--primary); border: 1px solid #FFCDD2; }
.alert .material-icons { font-size: 20px; }

/* ----- Admin ----- */
.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar { width: 260px; background: var(--dark); color: #fff; flex-shrink: 0; display: flex; flex-direction: column; position: fixed; top: 0; left: 0; height: 100vh; z-index: 100; overflow-y: auto; }
.admin-logo { padding: 24px 20px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.admin-logo img { height: 40px; filter: brightness(0) invert(1); }
.admin-logo span { display: block; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 2px; color: var(--accent); margin-top: 6px; }
.admin-nav { padding: 20px 0; flex: 1; }
.admin-nav a { display: flex; align-items: center; gap: 14px; padding: 12px 20px; color: rgba(255,255,255,0.65); font-size: 0.9rem; transition: all var(--transition); border-left: 3px solid transparent; }
.admin-nav a:hover, .admin-nav a.active { background: rgba(255,255,255,0.05); color: #fff; border-left-color: var(--accent); }
.admin-nav a .material-icons { font-size: 20px; }
.admin-nav .nav-section { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 2px; color: rgba(255,255,255,0.3); padding: 16px 20px 8px; }
.admin-content { margin-left: 260px; flex: 1; display: flex; flex-direction: column; min-height: 100vh; }
.admin-header { background: var(--surface); border-bottom: 1px solid var(--border); padding: 16px 32px; display: flex; justify-content: space-between; align-items: center; position: sticky; top: 0; z-index: 50; box-shadow: 0 2px 8px rgba(0,0,0,0.06); }
.admin-header h2 { font-size: 1.1rem; font-weight: 700; }
.admin-main { padding: 32px; flex: 1; background: var(--bg); }
.admin-card { background: var(--surface); border-radius: var(--radius); padding: 24px; border: 1px solid var(--border); box-shadow: var(--shadow); }
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th { background: var(--bg); padding: 12px 16px; text-align: left; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 1px; color: var(--text-3); border-bottom: 1px solid var(--border); }
.admin-table td { padding: 14px 16px; font-size: 0.9rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
.admin-table tr:hover td { background: var(--bg); }
.badge { display: inline-flex; align-items: center; padding: 3px 10px; border-radius: 50px; font-size: 0.75rem; font-weight: 600; }
.badge-success { background: #E8F5E9; color: #2E7D32; }
.badge-warning { background: #FFF8E1; color: #F57F17; }
.badge-danger { background: #FEEBE9; color: var(--primary); }
.stat-card { background: var(--surface); border-radius: var(--radius); padding: 24px; border: 1px solid var(--border); box-shadow: var(--shadow); display: flex; align-items: center; gap: 20px; }
.stat-card-icon { width: 56px; height: 56px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; }
.stat-card h3 { font-size: 1.8rem; font-weight: 800; margin-bottom: 4px; }
.stat-card p { font-size: 0.82rem; color: var(--text-3); }

/* ----- Responsive ----- */
@media (max-width: 1100px) {
  .products-page { grid-template-columns: 1fr; }
  .filters-sidebar { position: static; display: none; }
  .filters-sidebar.open { display: block; }
  .mobile-filter-toggle { display: flex; }
  .about-home { grid-template-columns: 1fr; gap: 48px; }
  .about-badge { bottom: -16px; right: 16px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .contact-grid { grid-template-columns: 1fr; }
  .cart-grid { grid-template-columns: 1fr; }
  .cart-summary { position: static; }
}

@media (max-width: 768px) {
  .topbar { display: none; }
  .nav-menu { display: none; position: fixed; top: var(--nav-h); left: 0; right: 0; background: var(--surface); flex-direction: column; padding: 20px; gap: 4px; box-shadow: var(--shadow-md); z-index: 999; }
  .nav-menu.open { display: flex; }
  .nav-toggle { display: flex; }
  .nav-link { padding: 12px 16px; border-radius: var(--radius-sm); }
  .hero-swiper { height: 60vh; min-height: 400px; }
  .hero-actions .btn-lg { padding: 13px 24px; font-size: 0.95rem; }
  .cat-strip-grid { grid-template-columns: 1fr 1fr; }
  .cat-strip-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.08); }
  .section { padding: 56px 0; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .product-detail-grid { grid-template-columns: 1fr; }
  .timeline::before { left: 28px; }
  .timeline-item { grid-template-columns: 40px 1fr; }
  .timeline-item .timeline-content:first-child { display: none; }
  .tips-page-grid { grid-template-columns: 1fr; }
  .tips-sidebar-list { position: static; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .form-row { grid-template-columns: 1fr; }
  .admin-sidebar { transform: translateX(-100%); }
  .admin-sidebar.open { transform: translateX(0); }
  .admin-content { margin-left: 0; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 1.8rem; }
  .cat-strip-grid { grid-template-columns: 1fr; }
  .cart-item { grid-template-columns: 80px 1fr; }
  .cart-item > :last-child { grid-column: 1 / -1; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}