:root {
    --primary-color: #F37021;
    --primary-light: #fff0e6;
    --primary-dark: #d95a0f;
    --secondary-color: #2D3436;
    --text-main: #2c3e50;
    --text-light: #636e72;
    --white: #ffffff;
    --bg-gradient: linear-gradient(135deg, #FFF6F0 0%, #FFFFFF 100%);
    --card-shadow: 0 20px 40px rgba(243, 112, 33, 0.08);
    --hover-shadow: 0 30px 60px rgba(243, 112, 33, 0.15);
    --radius: 24px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--text-main);
    background-color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }

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

/* Navbar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 20px 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 15px 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

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

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

.logo {
    height: 40px;
}

.brand-text {
    font-size: 24px;
    font-weight: 800;
    color: var(--secondary-color);
    letter-spacing: -0.5px;
}

.nav-btn {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 12px 32px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 20px rgba(243, 112, 33, 0.25);
}

.nav-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 12px 25px rgba(243, 112, 33, 0.35);
}

/* Hero Section */
.hero {
    position: relative;
    padding: 80px 0 160px;
    background: var(--bg-gradient);
    overflow: hidden;
}

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

.hero-text h1 {
    font-size: 56px;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(45deg, #2D3436, #F37021);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-text p {
    font-size: 20px;
    color: var(--text-light);
    margin-bottom: 40px;
    max-width: 90%;
}

.cta-group {
    display: flex;
    gap: 20px;
}

.primary-btn {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 18px 60px;
    border-radius: 50px;
    font-size: 20px;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s;
    box-shadow: 0 10px 30px rgba(243, 112, 33, 0.3);
    min-width: 200px;
}

.primary-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(243, 112, 33, 0.4);
}

/* Breathing Animation */
.breathing-btn {
    animation: breathing 2s infinite ease-in-out;
}

.breathing-btn-white {
    animation: breathing-white 2s infinite ease-in-out;
}

@keyframes breathing {
    0% {
        box-shadow: 0 10px 30px rgba(243, 112, 33, 0.3);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 10px 50px rgba(243, 112, 33, 0.6);
        transform: scale(1.05);
    }
    100% {
        box-shadow: 0 10px 30px rgba(243, 112, 33, 0.3);
        transform: scale(1);
    }
}

@keyframes breathing-white {
    0% {
        box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 5px 25px rgba(0,0,0,0.2);
        transform: scale(1.05);
    }
    100% {
        box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        transform: scale(1);
    }
}

.secondary-btn {
    background-color: transparent;
    color: var(--text-main);
    border: 2px solid #E0E0E0;
    padding: 16px 40px;
    border-radius: 16px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.secondary-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.hero-image {
    position: relative;
    z-index: 2;
}

.phone-mockup {
    width: 300px;
    margin: 0 auto;
    background: #000;
    border-radius: 40px;
    border: 8px solid #fff;
    box-shadow: 0 30px 80px rgba(0,0,0,0.15);
    overflow: hidden;
    position: relative;
    z-index: 2;
}

.phone-mockup img {
    width: 100%;
    display: block;
}

/* Floating Elements */
.float-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 16px 24px;
    border-radius: 16px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.08);
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 3;
    animation: float 6s ease-in-out infinite;
}

.fc-1 { top: 10%; right: 0; }
.fc-2 { bottom: 15%; left: -40px; animation-delay: 2s; }

.fc-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 20px;
}

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

/* SVG Wave Divider */
.wave-divider {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.wave-divider svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 120px;
}

.wave-divider .shape-fill {
    fill: #FFFFFF;
}

/* Ecosystem Section */
.ecosystem {
    padding: 80px 0;
    text-align: center;
}

.section-tag {
    display: inline-block;
    padding: 8px 20px;
    background: var(--primary-light);
    color: var(--primary-color);
    border-radius: 50px;
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 20px;
}

.section-title {
    font-size: 36px;
    margin-bottom: 60px;
    color: var(--text-main);
}

.eco-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.eco-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius);
    text-align: left;
    border: 1px solid #f0f0f0;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.eco-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--hover-shadow);
    border-color: transparent;
}

.eco-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 6px;
    background: var(--primary-color);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.eco-card:hover::before {
    transform: scaleX(1);
}

.card-icon-lg {
    width: 64px;
    height: 64px;
    background: var(--bg-light);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 24px;
    background: linear-gradient(135deg, #fff0e6, #fff);
}

.eco-card h3 {
    font-size: 22px;
    margin-bottom: 12px;
}

.eco-card p {
    color: var(--text-light);
    font-size: 15px;
}

/* Live Stream Section */
.live-stream {
    padding: 100px 0;
    background-color: #f9f9f9;
}

.feature-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.feature-list {
    margin-top: 30px;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    font-size: 18px;
    font-weight: 500;
}

.check-icon {
    width: 24px;
    height: 24px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 14px;
}

.video-frame {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--card-shadow);
    position: relative;
}

.video-frame img {
    width: 100%;
    display: block;
    transition: transform 0.5s;
}

.video-frame:hover img {
    transform: scale(1.05);
}

.play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: rgba(255,255,255,0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 32px;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

/* Stats Counter */
.stats-bar {
    padding: 60px 0;
    background: var(--secondary-color);
    color: white;
}

.stats-container {
    display: flex;
    justify-content: space-around;
    text-align: center;
}

.stat-item h4 {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.stat-item p {
    font-size: 16px;
    opacity: 0.8;
}

/* Footer */
.footer {
    padding: 80px 0 40px;
    background: #fff;
    text-align: center;
}

.footer-logo {
    height: 48px;
    margin-bottom: 20px;
    filter: grayscale(100%);
    opacity: 0.5;
}

.footer p {
    color: var(--text-light);
    margin-bottom: 30px;
}

.download-bar {
    max-width: 600px;
    margin: 0 auto;
    padding: 40px;
    background: linear-gradient(135deg, #F37021, #FF9F43);
    border-radius: 30px;
    color: white;
    box-shadow: 0 20px 50px rgba(243, 112, 33, 0.3);
}

.download-bar h3 {
    font-size: 28px;
    margin-bottom: 20px;
}

.dl-btn-white {
    background: white;
    color: var(--primary-color);
    padding: 12px 32px;
    border-radius: 50px;
    font-weight: 700;
    border: none;
    cursor: pointer;
    font-size: 16px;
    transition: transform 0.2s;
}

.dl-btn-white:hover {
    transform: scale(1.05);
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        padding: 15px 0;
    }
    
    .nav-btn {
        padding: 8px 20px;
        font-size: 14px;
    }

    .hero {
        padding: 40px 0 100px;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-text h1 {
        font-size: 36px;
    }

    .hero-text p {
        font-size: 16px;
        margin: 0 auto 30px;
    }

    .cta-group {
        justify-content: center;
    }

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

    .feature-split {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .feature-text {
        order: 2;
    }

    .video-frame {
        order: 1;
    }

    .stats-container {
        flex-direction: column;
        gap: 40px;
    }
    
    .float-card {
        padding: 10px 15px;
        font-size: 12px;
    }
    
    .fc-icon {
        width: 30px;
        height: 30px;
        font-size: 16px;
    }
}