/* Reset & Variables - Premium Black/Grey & Gold Theme */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
    /* Color System - Premium Charcoal & Gold */
    --bg-base: #060608;
    --bg-surface: rgba(22, 22, 28, 0.5);
    --bg-surface-hover: rgba(33, 33, 44, 0.7);
    --border-color: rgba(212, 175, 55, 0.12);
    --border-color-hover: rgba(212, 175, 55, 0.4);
    
    --primary: #d4af37; /* Metallic Gold */
    --primary-glow: rgba(212, 175, 55, 0.35);
    --secondary: #e5c158; /* Soft Champagne Gold */
    --secondary-glow: rgba(229, 193, 88, 0.2);
    
    --text-primary: #f9fafb;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    /* Font System */
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

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

/* Background Grid & Ambient Glows */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -2;
    pointer-events: none;
}

.ambient-glow-1 {
    position: fixed;
    top: -10%;
    right: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, rgba(0, 229, 255, 0.08) 0%, transparent 70%);
    z-index: -1;
    pointer-events: none;
    animation: floatGlow 15s infinite alternate ease-in-out;
}

.ambient-glow-2 {
    position: fixed;
    bottom: -10%;
    left: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.05) 0%, transparent 70%);
    z-index: -1;
    pointer-events: none;
    animation: floatGlow 20s infinite alternate-reverse ease-in-out;
}

@keyframes floatGlow {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(5%, 5%) scale(1.1); }
}

/* Typography & Headings */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(135deg, #ffffff 30%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gradient-text-gold {
    background: linear-gradient(135deg, #ffffff 40%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-base);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    background: rgba(8, 8, 10, 0.7);
    transition: var(--transition-normal);
}

header.scrolled {
    padding: 10px 0;
    background: rgba(8, 8, 10, 0.9);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.05em;
    transition: var(--transition-fast);
    position: relative;
    padding: 8px 0;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary);
    text-shadow: 0 0 6px var(--primary-glow);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    box-shadow: 0 0 6px var(--primary);
    transition: var(--transition-fast);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.hamburger {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 24px;
    cursor: pointer;
}

/* Glass Card Component */
.glass-card {
    background: var(--bg-surface);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: var(--transition-normal);
}

.glass-card:hover {
    border-color: var(--border-color-hover);
    box-shadow: 0 10px 30px rgba(0, 229, 255, 0.05);
    transform: translateY(-4px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    padding-top: 100px;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 229, 255, 0.08);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 100px;
    padding: 6px 16px;
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 24px;
    box-shadow: 0 0 15px rgba(0, 229, 255, 0.05);
}

.hero-badge .pulse-dot {
    width: 6px;
    height: 6px;
    background-color: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 6px var(--primary);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.9); opacity: 0.5; }
    50% { transform: scale(1.2); opacity: 1; }
    100% { transform: scale(0.9); opacity: 0.5; }
}

.hero-title {
    font-size: clamp(36px, 5vw, 64px);
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 580px;
}

.hero-cta {
    display: flex;
    gap: 16px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-primary {
    background: var(--primary);
    color: #000;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 229, 255, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-secondary:hover {
    border-color: var(--primary);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.1);
    transform: translateY(-2px);
}

/* Stylized Avatar Placeholder in Hero */
.hero-visual {
    display: flex;
    justify-content: center;
    position: relative;
}

.avatar-wrapper {
    width: 320px;
    height: 320px;
    border-radius: 50%;
    padding: 8px;
    background: linear-gradient(135deg, var(--primary), #8a6f27);
    box-shadow: 0 0 40px rgba(212, 175, 55, 0.15);
    position: relative;
    animation: float 6s infinite ease-in-out;
}

.avatar-inner {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: var(--bg-base);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.avatar-image {
    width: 90%;
    height: 90%;
    border-radius: 50%;
    object-fit: cover;
    opacity: 0.95;
    background: radial-gradient(circle, rgba(18,18,24,1) 0%, rgba(8,8,10,1) 100%);
}

.avatar-graphic {
    width: 60%;
    height: 60%;
    fill: none;
    stroke: var(--primary);
    stroke-width: 1.5;
    filter: drop-shadow(0 0 8px var(--primary-glow));
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

/* Sections General */
section {
    padding: 100px 0;
    position: relative;
}

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 12px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 16px;
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 50px;
    align-items: center;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.stat-card {
    padding: 24px;
    text-align: center;
}

.stat-num {
    font-family: var(--font-heading);
    font-size: 36px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
    text-shadow: 0 0 6px var(--primary-glow);
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.about-text h3 {
    font-size: 24px;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.about-highlights {
    list-style: none;
    margin-top: 24px;
}

.about-highlights li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.about-highlights li::before {
    content: '✓';
    color: var(--primary);
    font-weight: bold;
    text-shadow: 0 0 4px var(--primary-glow);
}

/* Venture Ecosystem Section */
.filter-menu {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 8px 18px;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
    background: rgba(0, 229, 255, 0.08);
    border-color: var(--primary);
    color: var(--primary);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.1);
}

.venture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.venture-card {
    padding: 24px;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.venture-logo-box {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    overflow: hidden;
    padding: 6px;
}

.venture-logo-box img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.venture-category {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--secondary);
    margin-bottom: 8px;
}

.venture-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.venture-desc {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    flex-grow: 1;
}

.venture-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 15px;
    border-top: 1px solid rgba(255, 255, 255, 0.03);
}

.venture-tag {
    font-size: 11px;
    color: var(--text-muted);
}

.venture-link {
    color: var(--primary);
    font-size: 12px;
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

.venture-link:hover {
    text-shadow: 0 0 6px var(--primary-glow);
}

/* Webinars (Sustainable Business Models) Section */
.webinar-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 30px;
}

.webinar-card {
    padding: 30px;
    position: relative;
    cursor: pointer;
    overflow: hidden;
}

.webinar-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-normal);
}

.webinar-card:hover::after {
    transform: scaleX(1);
}

.webinar-number {
    position: absolute;
    top: 20px;
    right: 30px;
    font-family: var(--font-heading);
    font-size: 48px;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.02);
    transition: var(--transition-normal);
}

.webinar-card:hover .webinar-number {
    color: rgba(0, 229, 255, 0.05);
}

.webinar-icon {
    font-size: 32px;
    margin-bottom: 20px;
    display: inline-block;
}

.webinar-title-box h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.webinar-title-box .malayalam-title {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 400;
    margin-top: -8px;
    margin-bottom: 16px;
    display: block;
}

.webinar-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.webinar-more {
    font-size: 13px;
    color: var(--primary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* Modal Popup styling */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(8, 8, 10, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
    padding: 20px;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background: #0d0d12;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    width: 100%;
    max-width: 680px;
    max-height: 90vh;
    overflow-y: auto;
    padding: 40px;
    position: relative;
    box-shadow: 0 20px 50px rgba(212, 175, 55, 0.1);
    transform: translateY(30px);
    transition: transform var(--transition-normal);
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 18px;
    transition: var(--transition-fast);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--primary);
}

.modal-header {
    margin-bottom: 24px;
}

.modal-badge {
    display: inline-block;
    background: rgba(0, 229, 255, 0.08);
    border: 1px solid rgba(212, 175, 55, 0.15);
    color: var(--primary);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 4px;
    margin-bottom: 12px;
}

.modal-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
}

.modal-lang-toggle {
    display: flex;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 6px;
    padding: 2px;
    margin-top: 15px;
    width: fit-content;
}

.modal-lang-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    padding: 6px 14px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    border-radius: 4px;
    transition: var(--transition-fast);
}

.modal-lang-btn.active {
    background: var(--primary);
    color: #000;
}

.modal-body {
    margin-top: 24px;
}

.modal-body p {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 24px;
}

.modal-points-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.modal-points {
    list-style: none;
}

.modal-points li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 12px;
    color: var(--text-secondary);
    font-size: 14px;
}

.modal-points li::before {
    content: '▪';
    color: var(--primary);
    margin-top: -1px;
    font-size: 18px;
}

/* Contact Section */
.contact-container {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 40px;
}

.contact-info-card {
    padding: 40px;
    height: 100%;
}

.contact-info-card h3 {
    font-size: 24px;
    margin-bottom: 24px;
}

.contact-method {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 28px;
}

.contact-icon-box {
    width: 44px;
    height: 44px;
    border-radius: 8px;
    background: rgba(0, 229, 255, 0.05);
    border: 1px solid rgba(212, 175, 55, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 18px;
    flex-shrink: 0;
}

.contact-method-text h4 {
    font-size: 14px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.contact-method-text p {
    font-size: 15px;
    color: var(--text-primary);
}

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

.contact-method-text a:hover {
    color: var(--primary);
}

.contact-form-card {
    padding: 40px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    padding: 12px 16px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 14px;
    transition: var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 10px rgba(212, 175, 55, 0.1);
    background: rgba(255, 255, 255, 0.04);
}

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

.form-status {
    font-size: 13px;
    margin-top: 15px;
    padding: 10px;
    border-radius: 6px;
    display: none;
}

.form-status.success {
    display: block;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: #10b981;
}

.form-status.error {
    display: block;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

/* Footer Section */
footer {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    background: #050507;
    padding: 40px 0;
    text-align: center;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 18px;
    text-transform: uppercase;
}

.footer-logo span {
    color: var(--primary);
}

.footer-copyright {
    font-size: 13px;
    color: var(--text-muted);
}

.footer-socials {
    display: flex;
    gap: 16px;
}

.footer-social-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition-fast);
}

.footer-social-link:hover {
    color: var(--primary);
}

/* Mobile Responsiveness */
@media (max-width: 991px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 40px;
    }
    .hero-cta {
        justify-content: center;
    }
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .contact-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    header {
        padding: 10px 0;
    }
    .hamburger {
        display: block;
    }
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(8, 8, 10, 0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        gap: 40px;
        transition: var(--transition-normal);
        z-index: 99;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
    }
    .nav-menu.active {
        left: 0;
    }
    .nav-link {
        font-size: 18px;
    }
    .avatar-wrapper {
        width: 260px;
        height: 260px;
    }
    section {
        padding: 60px 0;
    }
    .section-title {
        font-size: 28px;
    }
    .footer-content {
        flex-direction: column;
        gap: 20px;
    }
}