@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;600;800&display=swap');

:root {
    --primary: #2563EB;
    --bg-color: #EFF6FF;
    --card-bg: #FFFFFF;
    --text-main: #1E293B;
    --text-muted: #64748B;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    height: 100vh;
    display: flex;
    flex-direction: column;
}

.mobile-app {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    padding-bottom: 5rem; /* For bottom nav */
}

.app-header {
    text-align: center;
    margin-bottom: 2rem;
    margin-top: 1rem;
}

.logo {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.app-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 2rem 1.5rem;
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.05);
    text-align: center;
}

.card h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.card p {
    font-size: 1rem;
    line-height: 1.5;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.url-text {
    display: inline-block;
    background: #F1F5F9;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    color: #475569;
    font-weight: 600;
}

.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: white;
    display: flex;
    justify-content: space-around;
    padding: 1rem 0;
    box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.03);
    border-top-left-radius: 20px;
    border-top-right-radius: 20px;
}

.nav-btn {
    background: none;
    border: none;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-muted);
    padding: 0.5rem 1rem;
    border-radius: 12px;
    transition: all 0.2s;
}

.nav-btn.active {
    background: var(--primary);
    color: white;
}