* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #0d1117;
    color: #e6edf3;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 1rem;
}

header {
    text-align: center;
    margin-bottom: 2rem;
}

header h1 {
    font-size: 1.8rem;
    margin-bottom: 0.25rem;
}

header p {
    color: #8b949e;
    margin: 0;
}

.numbers {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1rem;
    width: 100%;
    max-width: 900px;
    margin-bottom: 2.5rem;
}

.stat {
    background: #161b22;
    border: 1px solid #30363d;
    border-radius: 12px;
    padding: 1.5rem 1rem;
    text-align: center;
}

.stat.total {
    border-color: #fc4c02; /* laranja Strava */
}

.stat .value {
    display: block;
    font-size: 2.2rem;
    font-weight: 700;
}

.stat .label {
    display: block;
    color: #8b949e;
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

.ranking {
    width: 100%;
    max-width: 500px;
    background: #161b22;
    border: 1px solid #30363d;
    border-radius: 12px;
    padding: 1.5rem;
}

.ranking h2 {
    margin-top: 0;
    font-size: 1.1rem;
}

.ranking ol {
    padding-left: 1.2rem;
    margin: 0;
}

.ranking li {
    padding: 0.35rem 0;
}

.ranking .muted {
    color: #8b949e;
    list-style: none;
    margin-left: -1.2rem;
}

.card {
    background: #161b22;
    border: 1px solid #30363d;
    border-radius: 12px;
    padding: 2rem;
    max-width: 480px;
    text-align: center;
}

.card a {
    color: #fc4c02;
}

footer {
    margin-top: 2.5rem;
}

footer a {
    color: #8b949e;
    text-decoration: underline;
}