:root {
    --primary: #2D3436;
    --secondary: #636E72;
    --accent: #FF7675;
    --surface: #F8F9FA;
    --border: #DFE6E9;
    --bg: #FFFFFF;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--primary);
    background-color: var(--bg);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1 { font-size: 3.5rem; font-weight: 900; letter-spacing: -1px; margin-bottom: 20px; color: var(--primary); line-height: 1.1; }
h2 { font-size: 2.5rem; font-weight: 800; margin-bottom: 20px; color: var(--primary); letter-spacing: -0.5px; }
h3 { font-size: 1.5rem; font-weight: 700; margin-bottom: 10px; }
p { font-size: 1.1rem; color: var(--secondary); margin-bottom: 20px; }

/* Navigation */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 5%;
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border);
}

.logo { 
    font-size: 1.5rem; 
    font-weight: 900; 
    color: var(--primary); 
    display: flex; 
    align-items: center; 
    gap: 10px; 
}
.nav-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.nav-links a { text-decoration: none; color: var(--secondary); margin-left: 30px; font-weight: 500; transition: color 0.3s; }
.nav-links a:hover { color: var(--accent); }
.cta-nav { background: var(--surface); padding: 10px 20px; border-radius: 20px; color: var(--primary) !important; border: 1px solid var(--border); }

/* Buttons */
.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, var(--accent), #ff5e57);
    color: white;
    padding: 15px 35px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    box-shadow: 0 10px 20px rgba(255, 118, 117, 0.3);
    transition: transform 0.3s, box-shadow 0.3s;
}
.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 25px rgba(255, 118, 117, 0.4);
}
.cta-button.large { font-size: 1.2rem; padding: 20px 45px; border-radius: 40px; }

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 100vh;
    padding: 120px 5% 50px;
    gap: 50px;
    position: relative;
    overflow: hidden;
}

.hero-content {
    flex: 1;
    max-width: 600px;
    z-index: 2;
}

.hero-image {
    flex: 1;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.bg-glow {
    position: absolute;
    width: 400px;
    height: 400px;
    background: var(--accent);
    filter: blur(100px);
    opacity: 0.15;
    border-radius: 50%;
    z-index: 0;
}

/* Phone Mockup Placeholder */
.phone-mockup {
    width: 320px;
    height: 650px;
    background: var(--surface);
    border: 12px solid var(--primary);
    border-radius: 45px;
    box-shadow: 0 25px 50px rgba(0,0,0,0.1);
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 30px;
    color: var(--secondary);
    font-weight: 600;
    font-size: 0.95rem;
    background-image: linear-gradient(120deg, #fdfbfb 0%, #ebedee 100%);
    overflow: hidden;
}
.phone-mockup img {
    /* When user adds real images */
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 30px;
}

/* Features */
.features {
    padding: 100px 5%;
    background: var(--surface);
    text-align: center;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.feature-card {
    background: white;
    padding: 40px;
    border-radius: 24px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
    border: 1px solid var(--border);
    transition: transform 0.3s;
}

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

.emoji-box {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    background: var(--surface);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2.5rem;
    margin: 0 auto 20px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}

/* Showcase */
.showcase { padding: 100px 5%; max-width: 1200px; margin: 0 auto; }

.showcase-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    margin-bottom: 120px;
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.showcase-content.visible { opacity: 1; transform: translateY(0); }
.showcase-content:last-child { margin-bottom: 0; }

.showcase-content.reverse { flex-direction: row-reverse; }

.text-block { flex: 1; max-width: 500px; }
.image-block { flex: 1; display: flex; justify-content: center; transform: scale(0.9); }

/* CTA Section */
.cta-section {
    padding: 120px 5%;
    text-align: center;
    background: linear-gradient(180deg, var(--surface) 0%, white 100%);
    border-top: 1px solid var(--border);
}

.cta-section h2 { margin-bottom: 20px; }
.cta-section p { max-width: 600px; margin: 0 auto 30px; }

/* Footer */
footer {
    padding: 40px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border);
    color: var(--secondary);
    font-size: 0.9rem;
}

.footer-links a { color: var(--secondary); text-decoration: none; margin-left: 20px; }
.footer-links a:hover { color: var(--primary); }

/* Animations */
.fade-up {
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* Mobile Responsiveness */
@media (max-width: 768px) {
    h1 { font-size: 2.8rem; }
    .hero { flex-direction: column; text-align: center; padding-top: 130px; }
    .hero-content { align-items: center; display: flex; flex-direction: column; }
    .showcase-content, .showcase-content.reverse { flex-direction: column; text-align: center; gap: 40px; margin-bottom: 80px; }
    .nav-links { display: none; }
    .text-block { margin: 0 auto; }
}