/* ============================================
   LANDING PAGE CSS
   ============================================ */

:root {
    --primary-color: #667eea;
    --primary-hover: #5568d3;
    --secondary-color: #764ba2;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-lg: rgba(0, 0, 0, 0.15);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    z-index: 1000;
    padding: 0;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(102, 126, 234, 0.1);
}

.navbar.scrolled {
    padding: 8px 0;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    background: rgba(255, 255, 255, 0.99);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 18px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: padding 0.3s ease;
}

.navbar.scrolled .nav-container {
    padding: 12px 20px;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.logo-wrapper:hover {
    transform: scale(1.05);
}

.logo img {
    height: 45px;
    width: auto;
    transition: transform 0.3s ease;
}

.logo-wrapper:hover img {
    transform: rotate(5deg);
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 8px;
    margin: 0;
    padding: 0;
}

.nav-link-item {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 15px;
    padding: 10px 18px;
    border-radius: 8px;
    position: relative;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    overflow: hidden;
}

.nav-link-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.1), transparent);
    transition: left 0.5s;
}

.nav-link-item:hover::before {
    left: 100%;
}

.nav-link-item:hover {
    color: var(--primary-color);
    background: rgba(102, 126, 234, 0.05);
    transform: translateY(-2px);
}

.nav-link-underline {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.nav-link-item:hover .nav-link-underline {
    width: 80%;
    transform: translateX(-50%) scaleX(1);
}

.btn-login {
    background: var(--gradient-1);
    color: white !important;
    padding: 12px 24px;
    border-radius: 10px;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 15px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    border: none;
    text-decoration: none;
}

.btn-login::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

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

.btn-login:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.5);
}

.btn-login:active {
    transform: translateY(-1px) scale(1.02);
}

.btn-login i {
    font-size: 14px;
    transition: transform 0.3s ease;
}

.btn-login:hover i {
    transform: translateX(3px);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    flex-direction: column;
    gap: 5px;
    z-index: 1001;
    transition: all 0.3s ease;
}

.hamburger-line {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 3px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.nav-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    z-index: -1;
}

.navbar.scrolled .nav-backdrop {
    opacity: 1;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 20px 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.animated-bg {
    width: 100%;
    height: 100%;
    background: var(--gradient-1);
    opacity: 0.08;
    animation: gradientShift 10s ease infinite;
}

@keyframes gradientShift {
    0%, 100% {
        background: var(--gradient-1);
    }
    50% {
        background: var(--gradient-2);
    }
}

/* Particles */
.particles-container {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 50%;
    opacity: 0.6;
    animation: particleFloat 15s infinite;
}

.particle:nth-child(1) { left: 10%; animation-delay: 0s; animation-duration: 12s; }
.particle:nth-child(2) { left: 20%; animation-delay: 2s; animation-duration: 15s; }
.particle:nth-child(3) { left: 30%; animation-delay: 4s; animation-duration: 18s; }
.particle:nth-child(4) { left: 40%; animation-delay: 1s; animation-duration: 14s; }
.particle:nth-child(5) { left: 50%; animation-delay: 3s; animation-duration: 16s; }
.particle:nth-child(6) { left: 60%; animation-delay: 5s; animation-duration: 13s; }
.particle:nth-child(7) { left: 70%; animation-delay: 2.5s; animation-duration: 17s; }
.particle:nth-child(8) { left: 80%; animation-delay: 4.5s; animation-duration: 15s; }
.particle:nth-child(9) { left: 90%; animation-delay: 1.5s; animation-duration: 14s; }
.particle:nth-child(10) { left: 95%; animation-delay: 3.5s; animation-duration: 16s; }

@keyframes particleFloat {
    0% {
        transform: translateY(100vh) translateX(0) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateY(-100px) translateX(50px) scale(1);
        opacity: 0;
    }
}

/* Gradient Orbs */
.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.4;
    animation: orbFloat 20s ease-in-out infinite;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    bottom: -150px;
    right: -150px;
    animation-delay: 5s;
}

.orb-3 {
    width: 250px;
    height: 250px;
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    top: 50%;
    right: 10%;
    animation-delay: 10s;
}

@keyframes orbFloat {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(50px, -50px) scale(1.1);
    }
    66% {
        transform: translate(-50px, 50px) scale(0.9);
    }
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

/* Hero Badge */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 20px;
    animation: fadeInDown 0.8s ease;
}

.hero-badge i {
    animation: sparkle 2s ease-in-out infinite;
}

@keyframes sparkle {
    0%, 100% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(1.2); }
}

.hero-title {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.title-line-2 {
    display: block;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.gradient-text {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    animation: gradientShine 3s ease-in-out infinite;
}

@keyframes gradientShine {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.2); }
}

.typing-text {
    position: relative;
    display: inline-block;
}

.typing-text::after {
    content: '|';
    position: absolute;
    right: -10px;
    top: 0;
    color: var(--primary-color);
    font-weight: 300;
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease 0.6s both;
    line-height: 1.8;
}

.highlight-text {
    color: var(--primary-color);
    font-weight: 600;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease 0.8s both;
}

.btn {
    padding: 16px 32px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-1);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 12px 30px rgba(102, 126, 234, 0.6);
}

.btn-glow {
    position: relative;
}

.btn-glow::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

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

.btn-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { left: -100%; }
    50%, 100% { left: 100%; }
}

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

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 1s both;
}

.stat-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.stat-badge:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.stat-badge i {
    color: var(--primary-color);
    font-size: 16px;
}

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.ai-robot-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.ai-robot {
    font-size: 220px;
    color: var(--primary-color);
    animation: float 3s ease-in-out infinite, rotate 20s linear infinite;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 10px 30px rgba(102, 126, 234, 0.3));
}

.robot-glow {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    animation: glowPulse 2s ease-in-out infinite;
    z-index: 1;
}

@keyframes glowPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.8;
    }
}

.pulse-ring {
    position: absolute;
    width: 300px;
    height: 300px;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    opacity: 0.3;
    animation: pulseRing 2s ease-out infinite;
}

.pulse-ring.ring-2 {
    animation-delay: 1s;
}

@keyframes pulseRing {
    0% {
        transform: scale(0.8);
        opacity: 0.6;
    }
    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-30px) rotate(5deg);
    }
}

@keyframes rotate {
    0% {
        filter: hue-rotate(0deg);
    }
    100% {
        filter: hue-rotate(360deg);
    }
}

.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
}

.float-icon {
    position: absolute;
    font-size: 48px;
    color: var(--primary-color);
    opacity: 0.7;
    animation: floatAround 8s ease-in-out infinite;
    z-index: 3;
    filter: drop-shadow(0 4px 10px rgba(102, 126, 234, 0.3));
}

.icon-trail {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.2) 0%, transparent 70%);
    animation: trailPulse 2s ease-in-out infinite;
}

.float-icon.icon-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
    color: #667eea;
}

.float-icon.icon-2 {
    top: 60%;
    right: 10%;
    animation-delay: 2s;
    color: #764ba2;
}

.float-icon.icon-3 {
    bottom: 10%;
    left: 50%;
    animation-delay: 4s;
    color: #f093fb;
}

.float-icon.icon-4 {
    top: 30%;
    right: 20%;
    animation-delay: 1s;
    color: #4facfe;
}

.float-icon.icon-5 {
    bottom: 30%;
    left: 20%;
    animation-delay: 3s;
    color: #43e97b;
}

@keyframes floatAround {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg) scale(1);
    }
    25% {
        transform: translate(30px, -30px) rotate(90deg) scale(1.1);
    }
    50% {
        transform: translate(-30px, 30px) rotate(180deg) scale(0.9);
    }
    75% {
        transform: translate(30px, 30px) rotate(270deg) scale(1.1);
    }
}

@keyframes trailPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.5);
        opacity: 0;
    }
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features {
    padding: 100px 20px;
    background: var(--bg-light);
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 60px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.feature-card {
    background: white;
    padding: 40px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.1), transparent);
    transition: left 0.5s;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.2);
}

.feature-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 25px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: white;
    transition: all 0.4s ease;
    position: relative;
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
}

.feature-card:hover .feature-icon {
    transform: rotate(360deg) scale(1.1);
    box-shadow: 0 12px 30px rgba(102, 126, 234, 0.5);
}

.feature-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    padding: 100px 20px;
    background: white;
}

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

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

.stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
}

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

.stat-item h3 {
    font-size: 36px;
    font-weight: 700;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 5px;
}

.stat-item p {
    color: var(--text-secondary);
    font-size: 14px;
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.ai-visualization {
    font-size: 200px;
    color: var(--primary-color);
    opacity: 0.3;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.1);
    }
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 60px 20px 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo img {
    height: 40px;
    margin-bottom: 15px;
}

.footer-logo p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links h4,
.footer-contact h4 {
    margin-bottom: 20px;
    font-size: 18px;
}

.footer-links ul {
    list-style: none;
}

.footer-links ul li {
    margin-bottom: 10px;
}

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links ul li a:hover {
    color: white;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
    .logo-text {
        display: none;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
        transform: translateX(-100%);
        transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        z-index: 999;
        display: flex;
        gap: 10px;
        border-top: 1px solid rgba(102, 126, 234, 0.1);
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-link-item {
        width: 100%;
        padding: 15px 20px;
        border-radius: 10px;
        justify-content: center;
    }
    
    .btn-login {
        width: 100%;
        justify-content: center;
        margin-top: 10px;
    }
    
    .mobile-menu-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .ai-robot {
        font-size: 120px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .scroll-indicator {
        display: none;
    }
}

/* ============================================
   SCROLL INDICATOR
   ============================================ */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    animation: fadeInUp 1s ease 1.2s both;
    z-index: 10;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid var(--primary-color);
    border-radius: 20px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: mouseScroll 1.5s ease-in-out infinite;
}

@keyframes mouseScroll {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
}

.arrow {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.arrow span {
    width: 8px;
    height: 8px;
    border-right: 2px solid var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    transform: rotate(45deg);
    animation: arrowBounce 1.5s ease-in-out infinite;
}

.arrow span:nth-child(2) {
    animation-delay: 0.2s;
}

.arrow span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes arrowBounce {
    0%, 100% {
        opacity: 0;
        transform: rotate(45deg) translateY(0);
    }
    50% {
        opacity: 1;
        transform: rotate(45deg) translateY(-5px);
    }
}

/* ============================================
   ANIMATION UTILITIES
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}