:root {
    /* Color Palette - Premium Saffron Theme */
    --primary-color: #0b2545;
    /* Deep Navy - Keeps Saffron grounded */
    --accent-color: #FF9933;
    /* Vivid Saffron */
    --accent-hover: #E68A00;
    --text-main: #1a1a1a;
    --text-muted: #666;
    --bg-body: #f8f9fa;
    --bg-card: #ffffff;
    --bg-nav: rgba(255, 255, 255, 0.95);
    --border-color: #e1e4e8;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 16px 32px rgba(255, 153, 51, 0.15);
    /* Saffron glow */

    /* Typography */
    --font-heading: 'Outfit', 'Segoe UI', sans-serif;
    --font-body: 'Inter', 'Segoe UI', sans-serif;

    /* Animation */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    --primary-color: #4da3ff;
    /* Brighter blue for dark mode content */
    --accent-color: #FF9933;
    /* Vivid Saffron */
    --accent-hover: #FFA347;
    --text-main: #ffffff;
    --text-muted: #b0b0b0;
    --bg-body: #0a0c10;
    /* Darker, richer background */
    --bg-card: #151922;
    /* Slightly lighter than body */
    --bg-nav: rgba(13, 16, 22, 0.95);
    --border-color: #2a303b;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 32px rgba(255, 153, 51, 0.1);
    /* Subtle Saffron glow */
}

/* Global Reset & Base */
html,
body {
    font-family: var(--font-body);
    font-size: 18px;
    /* Increased base size */
    color: var(--text-main);
    background-color: var(--bg-body);
    transition: background-color var(--transition-medium), color var(--transition-medium);
    overflow-x: hidden;
    scroll-behavior: smooth;
    min-height: 100vh;
}

body {
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

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

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

/* Utilities */
.text-gradient {
    background: linear-gradient(135deg, #ffffff 0%, var(--accent-color) 100%);
    /* Optimized for Dark Mode */
    -webkit-background-clip: text;
    background-clip: text;
    /* Fix lint warning */
    -webkit-text-fill-color: transparent;
}

[data-theme="light"] .text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-padding {
    padding: 5rem 0;
}

.card-premium {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-medium);
}

.card-premium:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-color);
}

.btn-premium {
    background: var(--primary-color);
    color: white !important;
    /* Force white text */
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    border: none;
    box-shadow: 0 4px 12px rgba(11, 37, 69, 0.2);
    transition: all var(--transition-medium);
    display: inline-block;
}

.btn-premium:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(234, 164, 38, 0.3);
}

.btn-outline-premium {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 0.7rem 1.9rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all var(--transition-medium);
    display: inline-block;
}

[data-theme="dark"] .btn-outline-premium {
    color: white;
    border-color: white;
}

.btn-outline-premium:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Navbar */
.navbar-custom {
    background-color: var(--bg-nav);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    /*padding: 1rem 0;*/
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-toggler {
    border-color: var(--border-color);
    padding: 0.25rem 0.75rem;
}

.navbar-toggler:focus {
    box-shadow: none;
    outline: none;
}

/* Default to Light Theme Icon (Dark Color) */
.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(0, 0, 0, 0.75)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Dark Theme Icon (Light Color) */
[data-theme="dark"] .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(255, 255, 255, 0.75)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.navbar-brand {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--primary-color) !important;
}

.nav-link {
    color: var(--text-main) !important;
    font-weight: 500;
    position: relative;
    padding: 0.5rem 1rem !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0px;
    left: 50%;
    background-color: var(--accent-color);
    transition: all var(--transition-medium);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
    left: 10%;
}

/* Hero Section */
.hero {
    padding: 10rem 0 8rem;
    background: linear-gradient(rgba(11, 37, 69, 0.85), rgba(10, 12, 16, 0.9)), url('/images/hero-bg.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

[data-theme="light"] .hero {
    background: linear-gradient(rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0.6)), url('/images/hero-bg.png');
    background-size: cover;
    background-attachment: fixed;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    font-weight: 800;
    text-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

[data-theme="light"] .hero h1 {
    text-shadow: none;
}

.hero p {
    font-size: 1.35rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2.5rem;
    max-width: 700px;
    line-height: 1.6;
}

[data-theme="light"] .hero p {
    color: var(--text-muted);
}

/* Footer */
footer {
    background-color: var(--bg-card);
    color: var(--text-main);
    padding: 1rem 0 1rem;
    border-top: 1px solid var(--border-color);
}

.footer-link {
    color: var(--text-muted);
    display: block;
    margin-bottom: 0.5rem;
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

/* Theme Toggle */
.theme-toggle {
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--text-main);
    margin-left: 1rem;
    transition: color var(--transition-fast);
}

.theme-toggle:hover {
    color: var(--accent-color);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-body);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

/* Technical Docs Alert */
.technical-docs-alert {
    margin-top: 3rem;
    padding: 2.5rem;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--border-color);
    background-color: var(--bg-card);
    transition: all var(--transition-medium);
    box-shadow: var(--shadow-sm);
}

.technical-docs-alert p {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--text-main);
    margin-bottom: 0;
    font-style: italic;
    line-height: 1.6;
}

[data-theme="dark"] .technical-docs-alert {
    background: linear-gradient(135deg, rgba(255, 153, 51, 0.05), rgba(0, 0, 0, 0));
    border-color: rgba(255, 153, 51, 0.2);
}

[data-theme="light"] .technical-docs-alert {
    background: #ffffff;
    border-color: #e1e4e8;
}

/* Mega Menu Styles */
.dropdown-menu-mega {
    min-width: 650px;
    padding: 0;
    border: none;
    border-radius: 12px;
    overflow: hidden;
    margin-top: 10px;
    box-shadow: var(--shadow-lg);
}

.mega-menu-container {
    display: flex;
    min-height: 250px;
}

.mega-sidebar {
    width: 200px;
    background-color: var(--bg-body);
    border-right: 1px solid var(--border-color);
    padding: 1.5rem 1rem;
    flex-shrink: 0;
}

.mega-content {
    flex-grow: 1;
    padding: 1.5rem;
    background-color: var(--bg-card);
}

.mega-nav-link {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    text-align: left;
    background: none;
    border: none;
    border-radius: 8px;
    color: var(--text-muted);
    font-weight: 500;
    transition: all 0.2s;
}

.mega-nav-link:hover {
    color: var(--primary-color);
    background-color: rgba(0, 0, 0, 0.03);
}

.mega-nav-link.active {
    background-color: var(--primary-color);
    color: #fff;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.product-item-link {
    transition: transform 0.2s;
    display: block;
}

.product-item-link:hover {
    transform: translateX(5px);
    background-color: rgba(0, 0, 0, 0.02);
}

/* Specification Table Theme-Aware Styles */
.specs-container {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.specs-table {
    width: 100%;
    margin-bottom: 0;
}

.specs-table th {
    background-color: var(--primary-color);
    color: white;
    padding: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    border-bottom: none;
}

.specs-table tr.section-row {
    background-color: var(--bg-body);
}

.specs-table tr.section-row td {
    color: var(--accent-color);
    font-weight: 800;
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 0.75rem 1.5rem;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.specs-table td {
    padding: 0.85rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
    transition: background-color 0.2s;
}

.specs-table tr:hover td {
    background-color: rgba(255, 153, 51, 0.03);
    /* Subtle saffron tint on hover */
}

/* Specific Column text styles */
.specs-table .spec-label {
    color: var(--text-muted);
    font-weight: 500;
}

.specs-table .spec-unit {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-family: monospace;
}

.specs-table .spec-value {
    font-weight: 700;
    color: var(--text-main);
}

[data-theme="dark"] .specs-table tr:last-child td {
    border-bottom: none;
}