:root {
    /* Primary Brand Colors */
    --color-primary: #673DE6;
    --color-primary-light: #835af1;
    --color-primary-dark: #4b2aa9;
    --color-primary-alpha: rgba(103, 61, 230, 0.15);
    
    /* Secondary & Accents */
    --color-secondary: #0F172A;
    --color-accent: #38BDF8;
    --color-success: #10B981;
    
    /* Neutrals */
    --color-bg: #F8FAFC;
    --color-bg-dark: #020617;
    --color-surface: #FFFFFF;
    --color-text: #334155;
    --color-text-muted: #64748B;
    --color-text-light: #F8FAFC;
    
    /* Typography */
    --font-base: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;
    
    /* Spacing & Borders */
    --radius-md: 12px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-soft: 0 10px 40px -10px rgba(0,0,0,0.08);
    --shadow-glow: 0 10px 40px -10px rgba(103, 61, 230, 0.4);
}

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

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, .logo {
    font-family: var(--font-heading);
    color: var(--color-secondary);
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.text-primary { color: var(--color-primary); }
.text-light { color: var(--color-text-light); }
.text-light-muted { color: #94A3B8; }
.text-center { text-align: center; }
.bg-dark { background-color: var(--color-secondary); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: white;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px -5px rgba(103, 61, 230, 0.6);
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-secondary);
    box-shadow: var(--shadow-soft);
}

.btn-secondary:hover {
    background: var(--color-bg);
    transform: translateY(-2px);
}

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

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

.btn-block {
    width: 100%;
}

/* Glassmorphism */
.glass-panel {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 15px 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.logo i {
    color: var(--color-primary);
    font-size: 1.8rem;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-link {
    font-weight: 500;
    position: relative;
    padding: 5px 0;
}

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

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

.mobile-menu-btn {
    display: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--color-secondary);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 8px 16px;
    background: var(--color-primary-alpha);
    color: var(--color-primary);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 24px;
}

.hero-title {
    font-size: 4rem;
    margin-bottom: 20px;
}

.hero-title span {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    margin-bottom: 40px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
}

.hero-stats {
    display: flex;
    gap: 40px;
    border-top: 1px solid rgba(0,0,0,0.05);
    padding-top: 30px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 800;
    font-family: var(--font-heading);
    color: var(--color-secondary);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* Hero Images / Decorations */
.hero-image-wrapper {
    position: relative;
    z-index: 1;
}

.hero-card {
    padding: 10px;
    border-radius: var(--radius-lg);
    background: white;
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: var(--transition);
    box-shadow: 20px 20px 60px rgba(0,0,0,0.1);
}

.hero-card:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.hero-img {
    border-radius: calc(var(--radius-lg) - 10px);
    width: 100%;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
    opacity: 0.5;
}

.blob-1 {
    width: 400px;
    height: 400px;
    background: var(--color-primary);
    top: -100px;
    right: -100px;
    animation: float 8s ease-in-out infinite;
}

.blob-2 {
    width: 300px;
    height: 300px;
    background: var(--color-accent);
    bottom: -50px;
    left: -50px;
    animation: float 10s ease-in-out infinite reverse;
}

/* Sections */
.section {
    padding: 100px 0;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.section-title span {
    color: var(--color-primary);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 60px;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    padding: 40px 30px;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--color-primary-alpha);
    color: var(--color-primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 24px;
}

.feature-card h3 {
    margin-bottom: 16px;
    font-size: 1.25rem;
}

.feature-card p {
    color: var(--color-text-muted);
}

/* Admin Section */
.admin-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.rounded-img {
    border-radius: var(--radius-lg);
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-top: 40px;
}

.feature-list li {
    display: flex;
    gap: 20px;
    color: var(--color-text-light);
}

.feature-list li i {
    font-size: 1.7rem;
    margin-top: 2px;
}

.feature-list li h4 {
    color: white;
    margin-bottom: 8px;
    font-size: 1.2rem;
}

.feature-list li p {
    color: var(--color-text-light-muted);
}

/* Innovation Section */
.innovation-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.innovation-card {
    position: relative;
    border-radius: var(--radius-lg);
    background: white;
    padding: 2px; /* For gradient border effect */
    overflow: hidden;
    box-shadow: var(--shadow-soft);
}

.card-bg-gradient {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 0;
}

.ai-gradient {
    background: linear-gradient(135deg, #a855f7, #ec4899, #f43f5e);
}

.app-gradient {
    background: linear-gradient(135deg, #0ea5e9, #3b82f6, #4f46e5);
}

.innovation-content {
    background: white;
    padding: 40px;
    border-radius: calc(var(--radius-lg) - 2px);
    position: relative;
    z-index: 1;
    height: 100%;
}

.innovation-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 20px;
    background: var(--color-bg);
}

.ai-gradient + .innovation-content .innovation-icon {
    color: #d946ef;
}

.app-gradient + .innovation-content .innovation-icon {
    color: #3b82f6;
}

.innovation-content h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.mini-list {
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mini-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.mini-list li i {
    color: var(--color-success);
}

/* Contact Secion */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: center;
}

.contact-details {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 1.125rem;
    font-weight: 500;
}

.contact-item i {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-alpha);
    color: var(--color-primary);
    border-radius: 50%;
    font-size: 1.4rem;
}

.contact-form {
    padding: 40px;
}

.form-group {
    margin-bottom: 24px;
}

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

.form-group input, 
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #E2E8F0;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.9);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus, 
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-alpha);
}

.hidden {
    display: none;
}

.form-message {
    margin-top: 16px;
    padding: 12px;
    background: #D1FAE5;
    color: #065F46;
    border-radius: var(--radius-md);
    text-align: center;
    font-weight: 500;
}

/* Footer */
.footer {
    background: #020617;
    color: var(--color-text-muted);
    padding: 60px 0 30px;
}

.footer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 20px;
}

.footer-brand p {
    margin-top: 10px;
    max-width: 400px;
}

.footer-links {
    margin-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    width: 100%;
    font-size: 0.875rem;
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 36px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    z-index: 1000;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background-color: #1ebe57;
}

.pulse {
    animation: pulse 2s infinite;
}

/* Animations */
@keyframes float {
    0% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -50px) rotate(10deg); }
    66% { transform: translate(-20px, 20px) rotate(-5deg); }
    100% { transform: translate(0, 0) rotate(0deg); }
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* Scroll Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-up.appear {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }

/* Responsive */
@media (max-width: 992px) {
    .hero-title { font-size: 3rem; }
    .hero-container, .admin-container, .contact-container {
        grid-template-columns: 1fr;
    }
    .admin-image { order: 2; }
    .admin-content { order: 1; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .nav-actions { display: none; }
    .mobile-menu-btn { display: block; }

    .hero-title { font-size: 2.5rem; }
    .hero-stats { flex-wrap: wrap; }
    .features-grid, .innovation-grid { grid-template-columns: 1fr; }
    
    .section { padding: 60px 0; }
}

.mobile-menu-active .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    background: white;
    padding: 20px;
    box-shadow: var(--shadow-soft);
    text-align: center;
}
.mobile-menu-active .nav-actions {
    display: flex;
    position: absolute;
    top: 280px;
    left: 0;
    width: 100%;
    justify-content: center;
    padding: 20px;
    background: white;
}