/* 
    Netrakunj Global - Refined Enterprise Design System 
    Enhanced Interactions | Deep Depth | Section Clarity
*/

:root {
    /* Color Palette */
    --primary-h: 212;
    --primary-s: 85%;
    --primary-l: 45%;
    --primary: hsl(var(--primary-h), var(--primary-s), var(--primary-l));
    --primary-dark: hsl(var(--primary-h), var(--primary-s), 30%);
    --primary-light: hsl(var(--primary-h), var(--primary-s), 95%);
    --primary-soft: hsl(var(--primary-h), var(--primary-s), 55%);

    --bg-white: #ffffff;
    --bg-alt: #f8fafc;
    /* Subtle alternating section background */
    --bg-gray: #f1f5f9;
    --text-main: #1e293b;
    --text-muted: #64748b;

    /* Enhanced Depth & Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.6);
    --glass-border: rgba(255, 255, 255, 0.7);
    --glass-shadow: 0 20px 40px -10px rgba(31, 38, 135, 0.1);
    --card-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.05);

    /* Layout Tokens */
    --border-radius: 24px;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1280px;
    --header-height: 100px;
    /* Increased as requested */
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-white);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
.heading-font {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
}

a {
    transition: var(--transition-smooth);
}

ul {
    list-style: none;
}

/* Section Boundary Logic */
section {
    padding: 100px 0;
    position: relative;
}

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

/* Subtle Section Divider */
section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10%;
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--bg-gray), transparent);
}

section:last-of-type::after {
    display: none;
}

/* Layout Containers */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.grid {
    display: grid;
    gap: 2.5rem;
}

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

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

.grid-5 {
    grid-template-columns: repeat(5, 1fr);
}

/* Glassmorphism Refined */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    box-shadow: var(--glass-shadow);
    transition: var(--transition-smooth);
}

.glass-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 30px 60px -15px rgba(31, 38, 135, 0.15);
}

.nav-item {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 700;
    font-size: 0.95rem;
    transition: var(--transition-smooth);
    padding: 0.7rem 1.4rem;
    border-radius: 50px;
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.nav-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 100%;
    width: 100%;
    height: 100%;
    background: var(--bg-gray);
    transition: var(--transition-smooth);
    z-index: -1;
}

.nav-item:hover {
    color: var(--primary);
}

.nav-item:hover::before {
    left: 0;
}

.nav-item:active {
    transform: scale(0.92);
}

.nav-item.active {
    background: var(--bg-gray);
    color: var(--primary);
}

.nav-item.active::before {
    left: 0;
}

.glass-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100px;
    /* Base height from prev instruction */
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    z-index: 1000;
    display: flex;
    align-items: center;
    transition: var(--transition-smooth);
}

.glass-nav.scrolled {
    height: 80px;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.1);
}

/* Buttons with Premium Polishing */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 700;
    cursor: pointer;
    border: none;
    font-family: 'Outfit', sans-serif;
    letter-spacing: 0.5px;
    transition: var(--transition-smooth);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-soft));
    color: white;
    box-shadow: 0 12px 24px -6px hsla(var(--primary-h), var(--primary-s), var(--primary-l), 0.5);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: 0.5s;
    z-index: -1;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px -8px hsla(var(--primary-h), var(--primary-s), var(--primary-l), 0.6);
}

.btn-primary:active {
    transform: translateY(-2px) scale(0.98);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-4px);
}

/* Sidebar Glass Pills */
.category-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    border-radius: 16px;
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-main);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.category-item:hover {
    background: var(--bg-gray);
    color: var(--primary);
}

.category-item.active {
    background: white;
    border-color: var(--primary-light);
    color: var(--primary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.category-item .icon-circle {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--bg-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.category-item.active .icon-circle {
    background: var(--primary);
    color: white;
}

/* Partner Slider Refinement */
.slider-container {
    overflow: hidden;
    padding: 3rem 0;
    /* Significant spacing increase */
    background: linear-gradient(to right, transparent, var(--bg-alt), transparent);
    border-top: 1px solid rgba(0, 0, 0, 0.03);
    border-bottom: 1px solid rgba(0, 0, 0, 0.03);
}

.slider-track {
    display: flex;
    width: calc(250px * 12);
    animation: scroll 40s linear infinite;
    align-items: center;
}

.slide {
    width: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide img {
    height: 150px;
    opacity: 0.4;
    filter: grayscale(1);
    transition: var(--transition-smooth);
}

.slide img:hover {
    opacity: 1;
    filter: grayscale(0);
    transform: scale(1.1);
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(calc(-250px * 6));
    }
}

/* Footer Modernization */
#main-footer {
    background: #0f172a;
    color: white;
    padding: 120px 0 40px;
    border-top: 4px solid var(--primary);
    /* Deep top accent */
}

#main-footer a {
    color: #94a3b8;
    font-size: 0.95rem;
}

#main-footer a:hover {
    color: var(--primary-soft);
    padding-left: 5px;
}

#main-footer h4 {
    color: white;
    margin-bottom: 2rem;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-social {
    display: flex;
    gap: 1.5rem;
    margin-top: 2rem;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: var(--transition-smooth);
}

.social-link:hover {
    background: var(--primary);
    transform: translateY(-5px) rotate(10deg);
}

/* Responsive Header & Navigation */
#mobile-toggle {
    display: none;
    background: var(--bg-gray);
    border: none;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    cursor: pointer;
    color: var(--primary);
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

#mobile-toggle:hover {
    background: var(--primary-light);
}

.product-page-layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 4rem;
}

@media (max-width: 992px) {
    .product-page-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .product-page-layout aside {
        position: static !important;
    }
}

.icon-box {
    width: 48px;
    height: 48px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: var(--transition-smooth);
}

.glass-card:hover .icon-box {
    background: var(--primary);
    color: white;
    transform: rotate(10deg);
}

/* Animation Utilities */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.2, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.liquid-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.blob {
    position: absolute;
    width: 800px;
    height: 800px;
    background: var(--primary-light);
    filter: blur(100px);
    border-radius: 50%;
    opacity: 0.4;
    animation: blob-float 25s infinite alternate;
}

@keyframes blob-float {
    from {
        transform: translate(-50px, -50px) rotate(0deg);
    }

    to {
        transform: translate(50px, 50px) rotate(360deg);
    }
}