/* ==========================================================================
   KAWAN IT PORTAL WEB - STYLESHEET
   Features: Dark/Light Mode, Glassmorphism, Micro-Animations, Responsive CSS
   ========================================================================== */

/* --- Design Tokens / Colors --- */
:root {
    /* Fonts */
    --font-primary: 'Outfit', 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    
    /* Theme: Dark Mode (Default) */
    --bg-main: #0b0f19;
    --bg-alt: #111827;
    --bg-glass: rgba(17, 24, 39, 0.65);
    --bg-glass-hover: rgba(31, 41, 55, 0.8);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-hover: rgba(99, 102, 241, 0.3);
    
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --primary-glow: rgba(99, 102, 241, 0.15);
    
    --secondary: #3b82f6;
    --secondary-hover: #2563eb;
    
    --accent: #10b981;
    --accent-hover: #059669;
    --accent-glow: rgba(16, 185, 129, 0.15);
    
    --warning: #f59e0b;
    --danger: #ef4444;
    --danger-hover: #dc2626;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.4);
    
    --glass-blur: blur(16px);
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 24px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme Variables */
body.light-theme {
    --bg-main: #f8fafc;
    --bg-alt: #f1f5f9;
    --bg-glass: rgba(255, 255, 255, 0.7);
    --bg-glass-hover: rgba(255, 255, 255, 0.95);
    --border-color: rgba(0, 0, 0, 0.08);
    --border-color-hover: rgba(99, 102, 241, 0.25);
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    
    --primary-glow: rgba(99, 102, 241, 0.08);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
}

/* --- Base & Reset --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography elements */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.25;
    color: var(--text-primary);
}

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

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

img, svg {
    max-width: 100%;
    height: auto;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-alt);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-sm);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* --- Utility Layout Classes --- */
.grid {
    display: grid;
    gap: 24px;
}
.grid-2-col { grid-template-columns: 1fr; }
.grid-3-col { grid-template-columns: 1fr; }
.grid-4-col { grid-template-columns: 1fr; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.align-center { align-items: center; }
.align-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-xs { gap: 6px; }
.gap-sm { gap: 12px; }
.gap-md { gap: 20px; }
.gap-lg { gap: 40px; }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.font-bold { font-weight: 700; }
.relative { position: relative; }
.overflow-hidden { overflow: hidden; }
.hidden { display: none !important; }

.text-success { color: var(--accent) !important; }
.text-blue { color: var(--secondary) !important; }
.text-orange { color: var(--warning) !important; }
.text-danger { color: var(--danger) !important; }

.bg-success { background-color: var(--accent) !important; }
.bg-pending { background-color: var(--warning) !important; }

.gradient-text-orange {
    background: linear-gradient(135deg, #f59e0b, #ef4444);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Background alternative */
.bg-alt {
    background-color: var(--bg-alt);
}

/* --- Glassmorphism --- */
.glassmorphism {
    background: var(--bg-glass);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: background var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}
.glassmorphism:hover {
    background: var(--bg-glass-hover);
    border-color: var(--border-color-hover);
    box-shadow: var(--shadow-md);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-primary);
    font-size: 14px;
    font-weight: 600;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
    gap: 8px;
}
.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background-color: var(--primary);
    color: #ffffff;
    box-shadow: 0 4px 14px var(--primary-glow);
}
.btn-primary:hover {
    background-color: var(--primary-hover);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background-color: var(--bg-alt);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}
.btn-secondary:hover {
    background-color: var(--border-color);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}
.btn-outline:hover {
    background-color: var(--border-color);
}

.btn-outline-danger {
    background: transparent;
    color: var(--danger);
    border: 1px solid var(--danger);
}
.btn-outline-danger:hover {
    background-color: var(--danger);
    color: #ffffff;
}

.btn-success {
    background-color: var(--accent);
    color: #ffffff;
}
.btn-success:hover {
    background-color: var(--accent-hover);
}

.btn-lg {
    padding: 14px 28px;
    font-size: 16px;
    border-radius: var(--radius-md);
}

.btn-full-width {
    width: 100%;
}

.icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background-color var(--transition-fast), border-color var(--transition-fast);
}
.icon-btn:hover {
    background-color: var(--border-color);
    border-color: var(--border-color-hover);
}

/* --- Navbar --- */
.navbar-container {
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(11, 15, 25, 0.75);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-color);
    transition: background-color var(--transition-normal);
}
body.light-theme .navbar-container {
    background: rgba(248, 250, 252, 0.75);
}

.navbar-wrapper {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}
.logo-icon {
    color: var(--primary);
    display: flex;
}
.logo-text {
    font-size: 20px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--text-primary) 30%, var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: none; /* Hidden on mobile */
    align-items: center;
    gap: 32px;
}
.nav-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 6px 0;
}
.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: width var(--transition-fast);
}
.nav-link.active::after, .nav-link:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Cart Button */
.cart-trigger-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: var(--primary-glow);
    border: 1px solid rgba(99, 102, 241, 0.2);
    color: var(--text-primary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: var(--font-primary);
    font-weight: 600;
    transition: background-color var(--transition-fast), border-color var(--transition-fast);
}
.cart-trigger-btn:hover {
    background-color: rgba(99, 102, 241, 0.25);
    border-color: var(--primary);
}
.cart-icon-wrapper {
    position: relative;
    display: flex;
}
.cart-badge {
    position: absolute;
    top: -8px;
    right: -10px;
    background-color: var(--danger);
    color: #ffffff;
    font-size: 10px;
    font-weight: 700;
    padding: 1px 5px;
    border-radius: 20px;
    border: 2px solid var(--bg-main);
    line-height: 1;
}
.cart-label {
    display: none; /* hidden on small mobile */
}

/* Sun/Moon Theme Icons toggling */
.sun-icon { display: block; }
.moon-icon { display: none; }
body.light-theme .sun-icon { display: none; }
body.light-theme .moon-icon { display: block; }

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 4px;
}
.mobile-menu-toggle svg line {
    transition: transform 0.3s ease, opacity 0.3s ease;
}
.mobile-menu-toggle.open #line1 {
    transform: rotate(45deg) translate(5px, 5px);
}
.mobile-menu-toggle.open #line2 {
    opacity: 0;
}
.mobile-menu-toggle.open #line3 {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* --- Hero Section --- */
.hero-section {
    padding: 80px 0;
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
}
.absolute-bg-decoration {
    position: absolute;
    top: -10%;
    left: -10%;
    width: 60%;
    height: 60%;
    background: radial-gradient(circle, rgba(99,102,241,0.08) 0%, rgba(99,102,241,0) 70%);
    z-index: -1;
    pointer-events: none;
}
.hero-content {
    z-index: 2;
}
.hero-badge {
    display: inline-block;
    background-color: var(--primary-glow);
    border: 1px solid rgba(99, 102, 241, 0.2);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 40px;
    margin-bottom: 24px;
}
.hero-badge.orange {
    background-color: rgba(245, 158, 11, 0.1);
    border-color: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}
.hero-title {
    font-size: 40px;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 20px;
}
body.light-theme .hero-title {
    background: linear-gradient(135deg, #0f172a, var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-subtitle {
    font-size: 17px;
    margin-bottom: 40px;
    max-width: 540px;
}
.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}
.hero-image-wrapper {
    z-index: 1;
}
.glow-orb {
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, rgba(99,102,241,0) 70%);
    filter: blur(40px);
    z-index: -1;
    border-radius: 50%;
}
.glow-orb.orange-glow {
    background: radial-gradient(circle, rgba(245, 158, 11, 0.15) 0%, rgba(245, 158, 11, 0) 70%);
}
.hero-svg {
    max-width: 500px;
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.4));
}
body.light-theme .hero-svg {
    filter: drop-shadow(0 20px 40px rgba(99, 102, 241, 0.1));
}

/* --- Section Global Layout --- */
section {
    padding: 100px 0;
    position: relative;
}
.section-header {
    max-width: 700px;
    margin: 0 auto 60px auto;
}
.section-title {
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 16px;
}
.section-desc {
    font-size: 16px;
}

/* --- About Us --- */
.about-card-glass {
    padding: 40px;
}
.about-card-glass h3 {
    font-size: 24px;
    margin-bottom: 24px;
}
.why-us-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.why-us-list li {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}
.why-us-icon {
    font-size: 20px;
    background: var(--border-color);
    padding: 8px;
    border-radius: 50%;
    line-height: 1;
}
.why-us-list li strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: 2px;
}
.info-card {
    padding: 30px;
}
.info-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
}
.info-card-icon {
    font-size: 24px;
}
.bullet-list {
    padding-left: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    color: var(--text-secondary);
}

/* --- Services Grid --- */
.service-card {
    padding: 30px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
}
.service-card:hover {
    transform: translateY(-5px);
}
.service-icon-wrapper {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}
/* Color Schemes for Service Icons */
.service-icon-wrapper.blue { background-color: rgba(59, 130, 246, 0.12); color: #3b82f6; }
.service-icon-wrapper.green { background-color: rgba(16, 185, 129, 0.12); color: #10b981; }
.service-icon-wrapper.red { background-color: rgba(239, 68, 68, 0.12); color: #ef4444; }
.service-icon-wrapper.purple { background-color: rgba(139, 92, 246, 0.12); color: #8b5cf6; }
.service-icon-wrapper.orange { background-color: rgba(249, 115, 22, 0.12); color: #f97316; }
.service-icon-wrapper.yellow { background-color: rgba(234, 179, 8, 0.12); color: #eab308; }
.service-icon-wrapper.cyan { background-color: rgba(6, 182, 212, 0.12); color: #06b6d4; }
.service-icon-wrapper.pink { background-color: rgba(236, 72, 153, 0.12); color: #ec4899; }

.service-title {
    font-size: 18px;
    margin-bottom: 12px;
}
.service-text {
    font-size: 14px;
    line-height: 1.5;
}

/* --- Laptop Store Section --- */
.store-controls {
    padding: 20px;
    margin-bottom: 40px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.search-box-wrapper {
    position: relative;
    width: 100%;
}
.search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    display: flex;
}
.search-box-wrapper input {
    width: 100%;
    padding: 14px 16px 14px 48px;
    background-color: var(--bg-alt);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 15px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.search-box-wrapper input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary-glow);
}

.category-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.filter-btn {
    background-color: var(--bg-alt);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 8px 18px;
    border-radius: 30px;
    cursor: pointer;
    font-family: var(--font-primary);
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition-fast);
}
.filter-btn:hover, .filter-btn.active {
    background-color: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
}

/* Products Cards */
.products-grid {
    margin-bottom: 24px;
}
.product-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    height: 100%;
}
.product-card:hover {
    transform: translateY(-5px);
}
.product-image-box {
    position: relative;
    padding: 24px;
    background-color: var(--bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
}
.product-svg-display {
    height: 140px;
    width: 100%;
    color: var(--text-secondary);
}
.tag-condition {
    position: absolute;
    top: 14px;
    left: 14px;
    background-color: var(--primary);
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.tag-category {
    position: absolute;
    top: 14px;
    right: 14px;
    background-color: var(--bg-main);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    font-size: 11px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 4px;
}
.product-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}
.product-rating {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    font-weight: 600;
    color: var(--warning);
    margin-bottom: 8px;
}
.rating-stars {
    letter-spacing: -2px;
}
.product-title {
    font-size: 18px;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.product-specs-preview {
    font-size: 13px;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.spec-item-line {
    display: flex;
    gap: 8px;
}
.spec-label {
    color: var(--text-muted);
    font-weight: 500;
    min-width: 44px;
}
.spec-val {
    color: var(--text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.product-footer {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
}
.product-price-box {
    display: flex;
    flex-direction: column;
}
.price-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
}
.price-val {
    font-size: 20px;
    font-weight: 700;
    color: var(--accent);
}
.product-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

/* Fallback No Results */
.no-results {
    padding: 60px 20px;
}
.no-results-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

/* --- Maintenance Calculator Widget --- */
.calc-widget-title {
    font-size: 22px;
    margin-bottom: 30px;
}
.calc-group {
    margin-bottom: 24px;
}
.calc-label-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}
.calc-label-wrapper label {
    font-weight: 600;
    font-size: 14px;
}
.calc-value-display {
    font-weight: 700;
    color: var(--primary);
    font-size: 15px;
}
.calc-unit-price {
    display: block;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 6px;
}

/* Custom Slider Style */
.custom-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 5px;
    background: var(--bg-alt);
    outline: none;
    transition: background 0.3s;
}
.custom-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    box-shadow: 0 0 8px rgba(99, 102, 241, 0.4);
    transition: transform 0.1s ease;
}
.custom-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}
.slider-limits {
    display: flex;
    justify-content: space-between;
    font-size: 10px;
    color: var(--text-muted);
    margin-top: 4px;
}

.calc-sub-title {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

/* Custom Checkboxes */
.checkboxes-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}
.custom-checkbox-container {
    display: flex;
    position: relative;
    align-items: center;
    cursor: pointer;
    user-select: none;
    padding-left: 32px;
}
.custom-checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}
.checkbox-checkmark {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    height: 20px;
    width: 20px;
    background-color: var(--bg-alt);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    transition: all var(--transition-fast);
}
.custom-checkbox-container:hover input ~ .checkbox-checkmark {
    border-color: var(--primary);
}
.custom-checkbox-container input:checked ~ .checkbox-checkmark {
    background-color: var(--primary);
    border-color: var(--primary);
}
.checkbox-checkmark:after {
    content: "";
    position: absolute;
    display: none;
}
.custom-checkbox-container input:checked ~ .checkbox-checkmark:after {
    display: block;
}
.custom-checkbox-container .checkbox-checkmark:after {
    left: 7px;
    top: 3px;
    width: 5px;
    height: 10px;
    border: solid #ffffff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}
.checkbox-label {
    font-size: 13px;
    font-weight: 500;
}

/* Calc Results Board */
.calc-result-box {
    background-color: var(--primary-glow);
    border: 1px dashed rgba(99, 102, 241, 0.3);
    padding: 20px;
    border-radius: var(--radius-sm);
    text-align: center;
    margin: 30px 0 20px 0;
}
.result-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    display: block;
    margin-bottom: 6px;
}
.result-value {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
}

.calc-benefits-list {
    margin-top: 30px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.calc-benefit-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}
.calc-benefit-bullet {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--accent);
    font-weight: 700;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
}

/* --- Footer --- */
.footer-container {
    background-color: var(--bg-alt);
    border-top: 1px solid var(--border-color);
    padding: 80px 0 30px 0;
    transition: background-color var(--transition-normal);
}
.footer-top {
    gap: 40px;
    margin-bottom: 60px;
}
.footer-brand-col p {
    margin-top: 16px;
    font-size: 14px;
    max-width: 240px;
}
.social-links {
    margin-top: 20px;
    display: flex;
    gap: 12px;
}
.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--bg-main);
    border: 1px solid var(--border-color);
    font-size: 12px;
    font-weight: 700;
}
.social-links a:hover {
    background-color: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
}

.footer-links-col h4, .footer-badge-col h4 {
    font-size: 16px;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.footer-links-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.footer-links-col ul a {
    font-size: 14px;
    color: var(--text-secondary);
}
.footer-links-col ul a:hover {
    color: var(--primary);
}
.contact-details-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    font-size: 14px;
    color: var(--text-secondary);
}

.guarantees-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.guarantee-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: var(--bg-main);
    border: 1px solid var(--border-color);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
    font-size: 13px;
    color: var(--text-muted);
}
.footer-bottom a {
    color: var(--primary);
    font-weight: 600;
}
.footer-bottom a:hover {
    text-decoration: underline;
}

/* --- Cart Drawer Sidebar --- */
.cart-drawer-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(2, 6, 23, 0.6);
    backdrop-filter: blur(4px);
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}
.cart-drawer-backdrop.open {
    opacity: 1;
    pointer-events: all;
}

.cart-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 480px;
    height: 100vh;
    background-color: var(--bg-main);
    border-left: 1px solid var(--border-color);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.4);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
}
.cart-drawer.open {
    transform: translateX(0);
}

.cart-header {
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.cart-title {
    font-size: 20px;
}
.close-cart-btn {
    border: none;
}

.cart-body {
    flex-grow: 1;
    overflow-y: auto;
    padding: 24px;
}
.cart-items-wrapper {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Cart Item Card */
.cart-item-card {
    display: flex;
    gap: 14px;
    padding: 16px;
    background-color: var(--bg-alt);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    position: relative;
}
.cart-item-img {
    width: 70px;
    height: 50px;
    background-color: var(--bg-main);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    color: var(--text-secondary);
}
.cart-item-details {
    flex-grow: 1;
}
.cart-item-name {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.cart-item-price {
    font-size: 14px;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 8px;
}
.cart-item-qty-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}
.qty-btn {
    width: 26px;
    height: 26px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-main);
    color: var(--text-primary);
    cursor: pointer;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}
.qty-btn:hover {
    border-color: var(--primary);
}
.qty-val {
    font-size: 13px;
    font-weight: 700;
}
.btn-remove-item {
    position: absolute;
    top: 14px;
    right: 14px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
}
.btn-remove-item:hover {
    color: var(--danger);
}

/* Cart Empty State */
.cart-empty-state {
    padding: 60px 0;
}
.empty-cart-icon {
    font-size: 50px;
    margin-bottom: 20px;
}
.cart-empty-state h3 {
    font-size: 18px;
    margin-bottom: 8px;
}
.cart-empty-state p {
    font-size: 14px;
    margin-bottom: 24px;
}

/* Cart Footer Checkout */
.cart-footer {
    padding: 24px;
    border-top: 1px solid var(--border-color);
    box-shadow: 0 -10px 20px rgba(0,0,0,0.05);
    background: var(--bg-glass);
}
.cart-summary-totals {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 24px;
}
.summary-row {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: var(--text-secondary);
}
.grand-total-row {
    font-size: 16px;
    font-weight: 800;
    color: var(--text-primary);
    border-top: 1px solid var(--border-color);
    padding-top: 10px;
}
.grand-total-row span:last-child {
    color: var(--accent);
}

/* Shipping Form */
.checkout-form {
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
    max-height: 260px;
    overflow-y: auto;
    padding-right: 4px;
}
.checkout-form-title {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 16px;
}
.form-group {
    margin-bottom: 14px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    text-align: left;
}
.form-group label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
}
.form-group input, .form-group textarea, .form-group select {
    padding: 10px 12px;
    background-color: var(--bg-alt);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 13px;
    width: 100%;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
    outline: none;
    border-color: var(--primary);
}
.info-note {
    font-size: 10px;
    color: var(--text-muted);
}
.error-msg {
    color: var(--danger);
    font-size: 11px;
    font-weight: 600;
}

/* --- Modals --- */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(2, 6, 23, 0.7);
    backdrop-filter: blur(5px);
    z-index: 1010;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}
.modal-backdrop.open {
    opacity: 1;
    pointer-events: all;
}

.product-modal, .admin-modal, .invoice-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -45%);
    width: 90%;
    max-width: 800px;
    max-height: 85vh;
    overflow-y: auto;
    z-index: 1020;
    opacity: 0;
    pointer-events: none;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 30px;
    background: var(--bg-glass);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.product-modal.open, .admin-modal.open, .invoice-modal.open {
    opacity: 1;
    pointer-events: all;
    transform: translate(-50%, -50%);
}

.invoice-modal {
    max-width: 500px;
}

.close-modal-btn, .close-admin-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    border: none;
}

/* Product Modal Layout */
.modal-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}
.modal-img-column {
    background-color: var(--bg-alt);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.modal-img-column svg {
    height: 180px;
    color: var(--text-secondary);
}
.modal-title {
    font-size: 24px;
    margin-bottom: 12px;
}
.modal-price-box {
    margin-bottom: 20px;
}
.modal-price {
    font-size: 24px;
    font-weight: 800;
    color: var(--accent);
}
.modal-section-title {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

/* Specs Table Grid */
.specs-table-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 24px;
}
.specs-table-item {
    background-color: var(--bg-alt);
    border: 1px solid var(--border-color);
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 13px;
}
.specs-table-item strong {
    display: block;
    color: var(--text-muted);
    font-size: 11px;
    text-transform: uppercase;
}
.specs-table-item span {
    color: var(--text-primary);
}

.modal-desc-box {
    margin-bottom: 30px;
    font-size: 14px;
    color: var(--text-secondary);
}

/* --- Admin Panel --- */
.admin-modal {
    max-width: 1000px;
    width: 95%;
}
.admin-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-right: 40px;
}
.admin-title {
    font-size: 22px;
    font-weight: 800;
}

/* Auth Section */
.admin-login-screen {
    padding: 40px 20px;
    max-width: 360px;
    margin: 0 auto;
}
.lock-icon {
    font-size: 48px;
    margin-bottom: 16px;
}
.admin-login-form {
    margin-top: 24px;
}

/* Admin Tabs */
.admin-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    gap: 8px;
    margin-bottom: 24px;
    overflow-x: auto;
}
.admin-tab-btn {
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    padding: 10px 18px;
    color: var(--text-secondary);
    font-family: var(--font-primary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition-fast);
}
.admin-tab-btn:hover {
    color: var(--text-primary);
}
.admin-tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

/* Tab panes */
.admin-tab-pane {
    display: none;
}
.admin-tab-pane.active {
    display: block;
}

/* Stats Cards */
.stats-cards-grid {
    margin-bottom: 30px;
}
.stats-card {
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
}
.stats-icon {
    font-size: 32px;
    background: var(--bg-alt);
    padding: 10px;
    border-radius: var(--radius-sm);
    line-height: 1;
}
.stats-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
}
.stats-number {
    font-size: 22px;
    font-weight: 800;
}
.stats-desc {
    font-size: 11px;
    color: var(--text-muted);
}

/* CSS Bar Chart */
.stats-chart-card {
    padding: 30px;
}
.stats-card-title {
    font-size: 16px;
    margin-bottom: 24px;
}
.chart-container-flex {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.chart-row {
    display: flex;
    align-items: center;
    gap: 16px;
}
.chart-label-col {
    width: 90px;
    font-size: 12px;
    font-weight: 600;
    text-align: right;
}
.chart-bar-wrapper {
    flex-grow: 1;
    background-color: var(--bg-alt);
    height: 14px;
    border-radius: 7px;
    overflow: hidden;
}
.chart-bar-fill {
    height: 100%;
    background-color: var(--primary);
    border-radius: 7px;
    width: 0%; /* Dynamic */
    transition: width 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.chart-bar-fill.gaming { background-color: var(--primary); }
.chart-bar-fill.ultrabook { background-color: var(--secondary); }
.chart-bar-fill.creator { background-color: var(--danger); }
.chart-bar-fill.office { background-color: var(--accent); }

.chart-value-col {
    width: 32px;
    font-size: 12px;
    font-weight: 700;
}
.chart-summary-list {
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.chart-summary-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
}
.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

/* Admin Tables */
.admin-table-container {
    width: 100%;
    overflow-x: auto;
    margin-top: 20px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
}
.admin-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 13px;
}
.admin-table th, .admin-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-color);
}
.admin-table th {
    background-color: var(--bg-alt);
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 11px;
}
.admin-table tbody tr:hover {
    background-color: var(--bg-alt);
}
.admin-table-spec-preview {
    max-width: 220px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-muted);
}
.admin-table-name {
    font-weight: 600;
    color: var(--text-primary);
}

/* Action icons inside tables */
.table-actions {
    display: flex;
    gap: 8px;
}
.btn-table-action {
    padding: 6px 12px;
    font-size: 11px;
    border-radius: 4px;
}

/* Order Status Tags */
.status-badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
}
.status-badge.pending { background-color: rgba(245, 158, 11, 0.12); color: var(--warning); }
.status-badge.paid { background-color: rgba(16, 185, 129, 0.12); color: var(--accent); }
.status-badge.shipped { background-color: rgba(59, 130, 246, 0.12); color: var(--secondary); }
.status-badge.cancelled { background-color: rgba(239, 68, 68, 0.12); color: var(--danger); }

/* CRUD Form styling */
.admin-form-box {
    padding: 24px;
    margin-bottom: 30px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
}
.admin-form-box h4 {
    margin-bottom: 16px;
    font-size: 16px;
}
.form-actions-row {
    margin-top: 20px;
}
.info-card-icon {
    line-height: 1;
}

/* Settings block */
.admin-form-box-full {
    padding: 30px;
}
.admin-form-box-full h3 {
    font-size: 18px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

/* Log pesanan fallback */
.no-orders-msg {
    padding: 60px 20px;
}
.empty-orders-icon {
    font-size: 40px;
    margin-bottom: 14px;
}

/* --- Invoice Modal Layout --- */
.invoice-success-icon {
    width: 60px;
    height: 60px;
    background-color: rgba(16, 185, 129, 0.12);
    color: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    margin: 0 auto 16px auto;
}
.invoice-details-card {
    background-color: var(--bg-alt);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 20px;
    margin-bottom: 20px;
}
.inv-row {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    margin-bottom: 8px;
    align-items: flex-start;
}
.inv-row:last-child {
    margin-bottom: 0;
}
.inv-row span {
    color: var(--text-muted);
}
.inv-row strong, .inv-row p {
    color: var(--text-primary);
    text-align: right;
}
.inv-addr-block {
    max-width: 220px;
    font-size: 12px;
    line-height: 1.4;
}

.invoice-items-card {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 20px;
    margin-bottom: 24px;
}
.invoice-items-card h4 {
    font-size: 13px;
    text-transform: uppercase;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
    margin-bottom: 12px;
}
.inv-items-mini-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
}
.inv-mini-item {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
}
.inv-totals-box {
    border-top: 1px solid var(--border-color);
    padding-top: 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.total-inv-row {
    font-size: 15px;
    font-weight: 800;
    border-top: 1px dashed var(--border-color);
    padding-top: 8px;
    margin-top: 4px;
}
.total-inv-row strong {
    color: var(--accent);
}

/* --- Toast Notification System --- */
.toast-wrapper {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}
.toast {
    background-color: var(--bg-glass-hover);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-left: 4px solid var(--primary);
    border-top: 1px solid var(--border-color);
    border-right: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 280px;
    max-width: 380px;
    pointer-events: all;
    animation: slideInToast 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
    transition: opacity 0.3s ease;
}
.toast.toast-success { border-left-color: var(--accent); }
.toast.toast-warning { border-left-color: var(--warning); }
.toast.toast-danger { border-left-color: var(--danger); }
.toast-icon {
    font-size: 16px;
}

/* --- Keyframe Animations --- */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}
.animate-float {
    animation: float 6s ease-in-out infinite;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
.animate-fade-in {
    animation: fadeIn 0.8s ease forwards;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.animate-slide-up {
    animation: slideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.animate-slide-up-delay {
    opacity: 0;
    animation: slideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.15s forwards;
}
.animate-slide-up-delay2 {
    opacity: 0;
    animation: slideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.3s forwards;
}

@keyframes slideInToast {
    from { transform: translateX(120%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* --- Media Queries (Responsive Breakpoints) --- */

/* Tablet and Small Screens */
@media (min-width: 768px) {
    .grid-2-col {
        grid-template-columns: repeat(2, 1fr);
    }
    .grid-3-col {
        grid-template-columns: repeat(2, 1fr);
    }
    .grid-4-col {
        grid-template-columns: repeat(2, 1fr);
    }
    .hero-title {
        font-size: 52px;
    }
    .cart-label {
        display: inline;
    }
    .nav-menu {
        display: flex;
    }
    .mobile-menu-toggle {
        display: none;
    }
}

/* Desktops */
@media (min-width: 1024px) {
    .grid-3-col {
        grid-template-columns: repeat(3, 1fr);
    }
    .grid-4-col {
        grid-template-columns: repeat(4, 1fr);
    }
    
    /* Specs layout inside product details modal */
    .modal-grid {
        grid-template-columns: 280px 1fr;
    }
}

/* Mobile Nav Drawer override */
@media (max-width: 767px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: var(--bg-main);
        border-bottom: 1px solid var(--border-color);
        display: none;
        flex-direction: column;
        padding: 30px 24px;
        gap: 20px;
        box-shadow: var(--shadow-md);
        z-index: 99;
    }
    .nav-menu.open {
        display: flex;
    }
    .nav-link {
        font-size: 16px;
        width: 100%;
    }
    .nav-link::after {
        display: none;
    }
    
    .hero-section {
        text-align: center;
        padding: 40px 0;
    }
    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .hero-title {
        font-size: 32px;
    }
    .hero-subtitle {
        font-size: 15px;
    }
    .hero-ctas {
        justify-content: center;
    }
    
    .section-title {
        font-size: 26px;
    }
    .about-card-glass {
        padding: 24px;
    }
    .info-card {
        padding: 20px;
    }
}