* { box-sizing: border-box; margin: 0; padding: 0; font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; }

body { background-color: #f7f7f7; color: #333; line-height: 1.6; }

.main-header { background: #fff; padding: 15px; text-align: center; border-bottom: 1px solid #ddd; }
.main-header img { height: 45px; }

.app-container { max-width: 500px; margin: 0 auto; background: #fff; min-height: 100vh; }

.hero { 
    height: 200px; 
    background-size: cover; 
    background-position: center; 
    display: flex; 
    flex-direction: column; 
    justify-content: center; 
    align-items: center; 
    color: white; 
    text-align: center;
    padding: 20px;
}

.hero h1 { font-size: 24px; text-shadow: 2px 2px 4px rgba(0,0,0,0.5); }

.cta-area { padding: 25px 20px; }

.btn-main {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: #ea1d2c;
    color: white;
    text-decoration: none;
    padding: 18px;
    border-radius: 12px;
    font-weight: bold;
    font-size: 18px;
    margin-bottom: 15px;
    box-shadow: 0 4px 12px rgba(234, 29, 44, 0.3);
}

.btn-outline {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 2px solid #25d366;
    color: #128c7e;
    text-decoration: none;
    padding: 15px;
    border-radius: 12px;
    font-weight: bold;
}

.btn-outline small { font-weight: normal; color: #666; margin-top: 5px; }

.info-plan { padding: 20px; }
.card { 
    background: #fdf1f2; 
    padding: 20px; 
    border-radius: 12px; 
    text-align: center; 
    border: 1px dashed #ea1d2c; 
}
.card i { font-size: 30px; color: #25d366; margin-bottom: 10px; }

.demo-link { text-align: center; padding-bottom: 40px; }
.demo-link a { color: #ea1d2c; font-size: 14px; font-weight: 600; }