/* =============================================
   NeuraTantra AI - Styles.css
   Modern, elegant styling for Agentic AI platform
   ============================================= */

/* ---- CSS VARIABLES ---- */
:root {
    /* Base Colors */
    --color-bg: #0a0a17;
    --color-bg-alt: #111124;
    --color-text: #f2f2f7;
    --color-text-muted: #a0a0bc;
    --color-border: rgba(255, 255, 255, 0.1);

    /* Gradient Colors */
    --color-primary: #6e54c2;
    --color-secondary: #4c90e6;
    --color-accent-1: #e660a8;
    --color-accent-2: #2ecbaf;

    /* Component Colors */
    --color-card-bg: rgba(22, 22, 45, 0.7);
    --color-input-bg: rgba(255, 255, 255, 0.05);
    --color-input-border: rgba(255, 255, 255, 0.1);

    /* UI Elements */
    --border-radius-sm: 6px;
    --border-radius-md: 12px;
    --border-radius-lg: 24px;
    --border-radius-xl: 36px;
    --box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    --box-shadow-hover: 0 12px 48px rgba(0, 0, 0, 0.3);
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Typography */
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
    --font-size-xs: 0.75rem;  /* 12px */
    --font-size-sm: 0.875rem; /* 14px */
    --font-size-md: 1rem;     /* 16px */
    --font-size-lg: 1.125rem; /* 18px */
    --font-size-xl: 1.25rem;  /* 20px */
    --font-size-2xl: 1.5rem;  /* 24px */
    --font-size-3xl: 2rem;    /* 32px */
    --font-size-4xl: 2.5rem;  /* 40px */
    --font-size-5xl: 3rem;    /* 48px */

    /* Layout */
    --container-padding: 2rem;
    --section-spacing: 6rem;
    --header-height: 80px;
}

/* ---- RESET & BASE STYLES ---- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

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

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

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

button {
    font-family: inherit;
    cursor: pointer;
}

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
}

input, textarea, select, button {
    font-family: inherit;
    font-size: inherit;
}

/* ---- CONTAINER & UTILITIES ---- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section-title {
    font-size: var(--font-size-3xl);
    margin-bottom: 2rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    display: block;
    width: 60%;
    height: 3px;
    margin-top: 0.5rem;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    border-radius: 3px;
}

/* ---- BUTTONS ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 1.8rem;
    font-weight: 600;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-medium);
    border: none;
    outline: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, var(--color-primary), var(--color-secondary));
    z-index: -1;
    transition: opacity var(--transition-medium);
}

.btn-primary {
    color: white;
}

.btn-primary::before {
    opacity: 1;
}

.btn-primary:hover::before {
    background: linear-gradient(45deg, var(--color-accent-1), var(--color-primary));
    opacity: 1;
}

.btn-secondary {
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

/* ---- HEADER & NAVBAR ---- */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 1000;
    transition: background-color var(--transition-medium);
    backdrop-filter: blur(0);
}

header.scrolled {
    background-color: rgba(10, 10, 23, 0.8);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo {
    font-size: var(--font-size-xl);
    font-weight: 700;
    display: flex;
    align-items: center;
    color: var(--color-text);
    text-decoration: none;
}

.logo:hover {
    color: var(--color-text);
}



/* Navbar Styles for NeuraTantra AI */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 1000;
    transition: background-color var(--transition-medium), box-shadow var(--transition-medium);
    backdrop-filter: blur(0);
}

.site-header.scrolled {
    background-color: rgba(10, 10, 23, 0.85);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

/* Logo Styles */
.logo {
    display: flex;
    align-items: center;
    z-index: 5;
}

.logo a {
    display: flex;
    align-items: center;
    font-weight: 700;
    font-size: var(--font-size-xl);
    color: var(--color-text);
    text-decoration: none;
}

.logo-icon {
    width: 40px;
    height: 40px;
    margin-right: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-svg {
    width: 100%;
    height: 100%;
    color: var(--color-primary);
    filter: drop-shadow(0 0 5px rgba(110, 84, 194, 0.5));
}

.logo-circle {
    stroke: url(#logo-gradient);
}

.logo span.accent {
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-left: 2px;
}

/* Navigation Links */
.nav-container {
    display: flex;
    align-items: center;
}

.main-nav {
    margin-right: 2rem;
}

.nav-links {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--color-text);
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    transition: width var(--transition-medium);
    border-radius: 2px;
}

.nav-links a:hover::after {
    width: 100%;
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-arrow {
    font-size: 10px;
    margin-left: 5px;
    transition: transform var(--transition-fast);
}

.dropdown.open .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: rgba(10, 10, 23, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-border);
    padding: 1rem 0;
    min-width: 180px;
    box-shadow: var(--box-shadow);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-medium);
    z-index: 100;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown-menu li {
    width: 100%;
}

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.dropdown-menu a:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-secondary);
}

.dropdown-menu a::after {
    display: none;
}

/* CTA Button */
.nav-cta .btn {
    white-space: nowrap;
}

/* Menu Toggle for Mobile */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 5;
    padding: 0;
}

.hamburger-line {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--color-text);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.menu-toggle.active .hamburger-line:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active .hamburger-line:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Media Queries for Responsive Navbar */
@media screen and (max-width: 992px) {
    .menu-toggle {
        display: flex;
    }

    .nav-container {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        flex-direction: column;
        background-color: rgba(10, 10, 23, 0.95);
        backdrop-filter: blur(10px);
        padding: 2rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-medium);
        z-index: 999;
        height: calc(100vh - var(--header-height));
        overflow-y: auto;
    }

    .nav-container.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .main-nav {
        margin-right: 0;
        width: 100%;
        margin-bottom: 2rem;
    }

    .nav-links {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        gap: 0;
    }

    .nav-links li {
        width: 100%;
        border-bottom: 1px solid var(--color-border);
    }

    .nav-links a {
        display: block;
        padding: 1rem 0;
    }

    .dropdown-menu {
        position: static;
        transform: none;
        background: transparent;
        backdrop-filter: none;
        box-shadow: none;
        border: none;
        border-radius: 0;
        border-left: 2px solid var(--color-primary);
        padding: 0 0 0.75rem 1.5rem;
        margin-top: 0.5rem;
        display: none;
        opacity: 1;
        visibility: visible;
        transition: none;
    }

    .dropdown.open .dropdown-menu {
        display: block;
    }

    .dropdown-menu a {
        padding: 0.75rem 0;
    }

    .nav-cta {
        width: 100%;
        display: flex;
        justify-content: center;
    }
}

@media screen and (max-width: 576px) {
    .logo span {
        font-size: var(--font-size-lg);
    }

    .logo-icon {
        width: 35px;
        height: 35px;
    }
}

.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: white;
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* ---- HERO SECTION ---- */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: calc(var(--header-height) + 2rem) 0 4rem;
    overflow: hidden;
}

.neural-network-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.4;
}

.neural-network {
    width: 100%;
    height: 100%;
}

.network-node {
    fill: rgba(255, 255, 255, 0.8);
    filter: drop-shadow(0 0 5px rgba(110, 84, 194, 0.5));
}

.network-line {
    stroke: rgba(255, 255, 255, 0.2);
    stroke-width: 0.5;
}

.hero-content {
    max-width: 700px;
}

.headline {
    font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(90deg, #ffffff, #d0d0e8);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.subheadline {
    font-size: var(--font-size-xl);
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}

/* ---- PROBLEM & SOLUTION SECTION ---- */
.problem-solution-section {
    padding: var(--section-spacing) 0;
    background-color: var(--color-bg-alt);
    position: relative;
    overflow: hidden;
}

.problem-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.problem-card {
    height: 100%;
    perspective: 1000px;
}

.card-inner {
    height: 100%;
    background: var(--color-card-bg);
    border-radius: var(--border-radius-md);
    padding: 2rem;
    box-shadow: var(--box-shadow);
    border: 1px solid var(--color-border);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
    transform-style: preserve-3d;
    position: relative;
}

.problem-card:hover .card-inner {
    transform: translateY(-10px);
    box-shadow: var(--box-shadow-hover);
    border-color: rgba(110, 84, 194, 0.3);
}

.card-inner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--border-radius-md) var(--border-radius-md) 0 0;
}

.problem-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: 1rem;
    position: relative;
}

.solution-container {
    position: relative;
    padding: 3rem 0;
}

.solution-content {
    background: rgba(22, 22, 45, 0.5);
    border-radius: var(--border-radius-lg);
    padding: 3rem;
    border: 1px solid rgba(255, 255, 255, 0.07);
    box-shadow: 0 20px 80px rgba(0, 0, 0, 0.3);
    position: relative;
}

.solution-content::before {
    content: '';
    position: absolute;
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-accent-1), transparent);
    top: -1px;
    left: 10%;
}

.connector-lines {
    position: absolute;
    width: 100%;
    height: 100px;
    top: -100px;
    left: 0;
    pointer-events: none;
}

/* ---- PRODUCTS SECTION ---- */
.products-section {
    padding: var(--section-spacing) 0;
    position: relative;
}

.products-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.product-card {
    background: var(--color-card-bg);
    border-radius: var(--border-radius-md);
    padding: 2.5rem;
    border: 1px solid var(--color-border);
    box-shadow: var(--box-shadow);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--box-shadow-hover);
    border-color: rgba(76, 144, 230, 0.3);
}

.product-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 1.5rem;
}

.product-svg {
    width: 100%;
    height: 100%;
}

.icon-bg {
    fill: rgba(76, 144, 230, 0.1);
}

.icon-path {
    stroke: var(--color-secondary);
    stroke-width: 2;
    fill: none;
}

.product-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: 1rem;
}

.product-card p {
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

.feature-list {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
}

.feature-list li {
    position: relative;
    margin-bottom: 0.75rem;
}

.feature-list li::before {
    content: '•';
    position: absolute;
    left: -1.5rem;
    color: var(--color-accent-2);
}

.learn-more {
    margin-top: auto;
    display: inline-flex;
    align-items: center;
    color: var(--color-accent-2);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.learn-more .arrow {
    transition: transform var(--transition-fast);
    margin-left: 0.5rem;
}

.learn-more:hover {
    color: var(--color-accent-2);
}

.learn-more:hover .arrow {
    transform: translateX(5px);
}

/* ---- MARKET SECTION ---- */
.market-section {
    padding: var(--section-spacing) 0;
    background-color: var(--color-bg-alt);
}

.market-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.stat-card {
    background: var(--color-card-bg);
    border-radius: var(--border-radius-md);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--box-shadow);
    border: 1px solid var(--color-border);
    transition: transform var(--transition-medium);
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-value {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.stat-label {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.stat-description {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.market-insights {
    background: rgba(22, 22, 45, 0.5);
    border-radius: var(--border-radius-md);
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* ---- VISION SECTION ---- */
.vision-section {
    padding: var(--section-spacing) 0;
}

.vision-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.vision-values {
    margin-top: 2rem;
}

.vision-values li {
    margin-bottom: 2rem;
}

.vision-values h4 {
    font-size: var(--font-size-lg);
    margin-bottom: 0.5rem;
    color: var(--color-accent-2);
}

.vision-diagram {
    position: relative;
}

.diagram-container {
    position: relative;
    height: 400px;
    width: 100%;
}

.diagram-circle {
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 1rem;
    font-weight: 600;
    opacity: 0.9;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.modern-ai {
    top: 50px;
    left: 0;
    background: linear-gradient(135deg, rgba(110, 84, 194, 0.2), rgba(76, 144, 230, 0.2));
    border: 1px solid rgba(110, 84, 194, 0.3);
}

.indian-thinking {
    top: 150px;
    right: 0;
    background: linear-gradient(135deg, rgba(230, 96, 168, 0.2), rgba(46, 203, 175, 0.2));
    border: 1px solid rgba(230, 96, 168, 0.3);
}

.diagram-intersection {
    position: absolute;
    top: 140px;
    left: calc(50% - 110px);
    width: 220px;
    height: 220px;
    background: rgba(22, 22, 45, 0.7);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 1rem;
    font-weight: 700;
    font-size: var(--font-size-lg);
    border: 2px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4),
                0 0 20px rgba(110, 84, 194, 0.2),
                0 0 20px rgba(46, 203, 175, 0.2);
    z-index: 10;
    animation: pulse 4s infinite alternate;
}

@keyframes pulse {
    0% {
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4),
                    0 0 20px rgba(110, 84, 194, 0.2),
                    0 0 20px rgba(46, 203, 175, 0.2);
    }
    100% {
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4),
                    0 0 30px rgba(110, 84, 194, 0.4),
                    0 0 30px rgba(46, 203, 175, 0.4);
    }
}

/* ---- TRACTION SECTION ---- */
.traction-section {
    padding: var(--section-spacing) 0;
    background-color: var(--color-bg-alt);
}

.traction-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.traction-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 20px;
    height: 100%;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-primary), var(--color-accent-2));
}

.timeline-item {
    position: relative;
    padding-left: 50px;
    margin-bottom: 3rem;
}

.timeline-marker {
    position: absolute;
    left: 0;
    top: 0;
    width: 40px;
    height: 40px;
    background-color: var(--color-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.marker-inner {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
}

.timeline-content {
    background: var(--color-card-bg);
    border-radius: var(--border-radius-md);
    padding: 1.5rem;
    border: 1px solid var(--color-border);
}

.timeline-content h3 {
    font-size: var(--font-size-lg);
    margin-bottom: 0.5rem;
}

/* ---- TEAM SECTION ---- */
.team-section {
    padding: var(--section-spacing) 0;
}

.team-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.team-member {
    background: var(--color-card-bg);
    border-radius: var(--border-radius-md);
    padding: 2rem;
    text-align: center;
    border: 1px solid var(--color-border);
    transition: transform var(--transition-medium);
}

.team-member:hover {
    transform: translateY(-10px);
}

.member-photo {
    width: 150px;
    height: 150px;
    margin: 0 auto 1.5rem;
    position: relative;
}

.photo-placeholder {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-3xl);
    color: white;
    font-weight: 700;
    box-shadow: 0 10px 25px rgba(110, 84, 194, 0.4);
}

.photo-placeholder::after {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    border-radius: 50%;
    border: 2px solid transparent;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent-1)) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
}

.member-title {
    font-size: var(--font-size-sm);
    color: var(--color-accent-2);
    font-weight: 600;
    margin-bottom: 1rem;
}

.member-bio {
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.social-link {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-medium);
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.1);
}

.social-icon {
    width: 18px;
    height: 18px;
    fill: var(--color-text-muted);
    transition: fill var(--transition-medium);
}

.social-link:hover .social-icon {
    fill: white;
}

.team-group {
    background: var(--color-card-bg);
    border-radius: var(--border-radius-md);
    padding: 2rem;
    border: 1px solid var(--color-border);
}

.team-group-title {
    font-size: var(--font-size-lg);
    margin-bottom: 1rem;
}

/* ---- CONTACT SECTION ---- */
.contact-section {
    padding: var(--section-spacing) 0;
    background-color: var(--color-bg-alt);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: 1rem;
}

.contact-details {
    margin-top: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.contact-icon {
    width: 24px;
    height: 24px;
    margin-right: 1rem;
    fill: var(--color-accent-2);
}

.contact-form-container {
    background: var(--color-card-bg);
    border-radius: var(--border-radius-md);
    padding: 2rem;
    border: 1px solid var(--color-border);
}

.contact-form {
    display: grid;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    padding: 0.8rem 1rem;
    background: var(--color-input-bg);
    border: 1px solid var(--color-input-border);
    border-radius: var(--border-radius-sm);
    color: var(--color-text);
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.checkbox-group {
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
}

.checkbox-group input {
    width: 18px;
    height: 18px;
}

/* ---- FOOTER ---- */
.footer {
    background-color: var(--color-bg);
    padding: 5rem 0 2rem;
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-logo h2 {
    font-size: var(--font-size-2xl);
    margin-bottom: 0.5rem;
}

.footer-logo p {
    color: var(--color-text-muted);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-links-group h3 {
    font-size: var(--font-size-md);
    margin-bottom: 1.5rem;
    position: relative;
}

.footer-links-group h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--color-primary);
}

.footer-links-group ul {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-links-group a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.footer-links-group a:hover {
    color: var(--color-text);
}

.footer-social h3 {
    font-size: var(--font-size-md);
    margin-bottom: 1.5rem;
}

.social-icons {
    display: flex;
    gap: 1rem;
}

.footer-bottom {
    text-align: center;
    color: var(--color-
  }
.footer-social h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--color-primary);
}

.footer-social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.footer-social-link {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-medium);
}

.footer-social-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-3px);
}

.footer-social-icon {
    width: 20px;
    height: 20px;
    fill: var(--color-text-muted);
    transition: fill var(--transition-medium);
}

.footer-social-link:hover .footer-social-icon {
    fill: white;
}

.footer-newsletter {
    margin-top: 2rem;
}

.newsletter-form {
    display: flex;
    margin-top: 1rem;
}

.newsletter-input {
    flex: 1;
    padding: 0.8rem 1rem;
    background: var(--color-input-bg);
    border: 1px solid var(--color-input-border);
    border-radius: var(--border-radius-sm) 0 0 var(--border-radius-sm);
    color: var(--color-text);
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.newsletter-button {
    padding: 0.8rem 1.2rem;
    background: linear-gradient(45deg, var(--color-primary), var(--color-secondary));
    border: none;
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-medium);
}

.newsletter-button:hover {
    background: linear-gradient(45deg, var(--color-accent-1), var(--color-primary));
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
    text-align: center;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.copyright {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.legal-links {
    display: flex;
    gap: 2rem;
}

.legal-links a {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.legal-links a:hover {
    color: var(--color-text);
}

/* ---- MEDIA QUERIES ---- */

@media screen and (max-width: 1200px) {
    .vision-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .diagram-container {
        margin: 0 auto;
        max-width: 500px;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }

    .footer-logo {
        grid-column: span 2;
    }
}

@media screen and (max-width: 992px) {
    :root {
        --section-spacing: 4rem;
    }

    .team-grid {
        grid-template-columns: 1fr;
    }

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

@media screen and (max-width: 768px) {
    :root {
        --container-padding: 1.5rem;
        --section-spacing: 3.5rem;
    }

    .menu-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        flex-direction: column;
        background-color: rgba(10, 10, 23, 0.95);
        backdrop-filter: blur(10px);
        padding: 2rem;
        gap: 1.5rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-medium);
        z-index: 999;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-cta {
        margin-left: 0;
        margin-top: 1rem;
    }

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

    .products-container {
        grid-template-columns: 1fr;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .footer-logo {
        grid-column: 1;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
    }

    .legal-links {
        justify-content: center;
    }
}

@media screen and (max-width: 576px) {
    :root {
        --container-padding: 1rem;
        --section-spacing: 3rem;
    }

    .cta-buttons {
        flex-direction: column;
        gap: 1rem;
    }

    .market-stats {
        grid-template-columns: 1fr;
    }

    .problem-cards {
        grid-template-columns: 1fr;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }

    .newsletter-form {
        flex-direction: column;
    }

    .newsletter-input {
        border-radius: var(--border-radius-sm);
        margin-bottom: 0.5rem;
    }

    .newsletter-button {
        border-radius: var(--border-radius-sm);
        width: 100%;
    }
}

/* ---- ANIMATIONS ---- */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes floatUp {
    0% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
    100% {
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.fade-in {
    animation: fadeIn 1s ease forwards;
}

.fade-in-left {
    animation: fadeInLeft 1s ease forwards;
}

.float-animation {
    animation: floatUp 6s ease-in-out infinite;
}

/* Scroll reveal classes */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

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

.reveal-delay-1 {
    transition-delay: 0.2s;
}

.reveal-delay-2 {
    transition-delay: 0.4s;
}

.reveal-delay-3 {
    transition-delay: 0.6s;
}

/* ---- UTILITY CLASSES ---- */

.text-gradient {
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.accent-gradient {
    background: linear-gradient(90deg, var(--color-accent-1), var(--color-accent-2));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.text-center {
    text-align: center;
}

.mb-1 {
    margin-bottom: 0.5rem;
}

.mb-2 {
    margin-bottom: 1rem;
}

.mb-3 {
    margin-bottom: 1.5rem;
}

.mb-4 {
    margin-bottom: 2rem;
}

.mb-5 {
    margin-bottom: 3rem;
}

.mt-1 {
    margin-top: 0.5rem;
}

.mt-2 {
    margin-top: 1rem;
}

.mt-3 {
    margin-top: 1.5rem;
}

.mt-4 {
    margin-top: 2rem;
}

.mt-5 {
    margin-top: 3rem;
}


.logo span {
    display: inline-block;
    margin-left: 0.5rem;
    color: var(--color-text); /* This will make "NeuraTantra" white */
    /* Remove the gradient background, background-clip, and transparent color from here */
}

/* Add this new rule for the gradient part */
.logo-gradient-part {
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}.accent {
    background: linear-gradient(90deg, var(--color-accent-1), var(--color-accent-2));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-left: 2px;
}.logo span {
    display: inline-block;
    margin-left: 0.5rem;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}