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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 600px;
    margin: 0 auto;
}

.header {
    text-align: center;
    margin-bottom: 30px;
    padding: 20px 0;
}

.logo {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    letter-spacing: -0.5px;
}

    .logo .highlight {
        color: #4ecdc4;
        background: linear-gradient(135deg, #4ecdc4, #44a08d);
        -webkit-background-clip: text;
        background-clip: text;
        color: #4ecdc4;
    }

.tagline {
    color: rgba(255,255,255,0.7);
    font-size: 1rem;
    margin-top: 8px;
}

.input-card {
    background: rgba(255,255,255,0.95);
    border-radius: 24px;
    padding: 28px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    margin-bottom: 20px;
}

.input-group {
    margin-bottom: 20px;
}

    .input-group label {
        display: block;
        font-weight: 600;
        margin-bottom: 8px;
        color: #1a1a2e;
    }

    .input-group input {
        width: 100%;
        padding: 14px 16px;
        font-size: 1rem;
        border: 2px solid #e0e0e0;
        border-radius: 16px;
        transition: all 0.3s;
        font-family: monospace;
        font-size: 1.1rem;
    }

        .input-group input:focus {
            outline: none;
            border-color: #4ecdc4;
            box-shadow: 0 0 0 3px rgba(78,205,196,0.2);
        }

button {
    width: 100%;
    padding: 14px;
    font-size: 1rem;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, #4ecdc4 0%, #44a08d 100%);
    border: none;
    border-radius: 16px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    margin-top: 8px;
}

    button:hover {
        transform: translateY(-2px);
        box-shadow: 0 5px 20px rgba(78,205,196,0.4);
    }

    button:active {
        transform: translateY(0);
    }

.result-card {
    background: rgba(255,255,255,0.95);
    border-radius: 24px;
    padding: 24px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

    .result-card h3 {
        margin-bottom: 16px;
        color: #1a1a2e;
        font-size: 1.25rem;
    }

#routeText {
    line-height: 1.7;
    color: #2c3e50;
}

.route-step {
    padding: 12px 0;
    border-bottom: 1px solid #eee;
    font-size: 1rem;
}

    .route-step:last-child {
        border-bottom: none;
    }

    .route-step:first-child {
        padding-top: 0;
    }

.error {
    color: #e74c3c;
    padding: 12px;
    background: #fee;
    border-radius: 12px;
    font-size: 0.9rem;
}

.footer {
    text-align: center;
    margin-top: 30px;
    padding: 16px;
    color: rgba(255,255,255,0.5);
    font-size: 0.8rem;
}