/* =================== Yleiset asetukset =================== */
body {
    font-family: 'Roboto', Arial, sans-serif;
    background: #121212;
    color: #eee;
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

h1, h2, h3, h4 {
    font-weight: 700;
    margin: 20px 0;
    text-align: center;
    color: #ffffff;
}

p {
    margin: 10px auto;
    padding: 0 20px;
    max-width: 750px;
    box-sizing: border-box;
    display: block;
    text-align: center;
}

a {
    text-decoration: none;
    transition: 0.3s;
    color: inherit;
}

a:hover {
    opacity: 0.9;
}

/* =================== Navigaatio =================== */
nav {
    width: 100%;
    background: #111;
    padding: 20px 0;
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    box-shadow: 0 2px 10px rgba(0,0,0,0.4);
}

nav a {
    color: white;
    font-weight: 600;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 20px;
}

nav a:hover {
    background: #333;
}

/* =================== Container =================== */
.container {
    max-width: 700px;
    margin: 50px auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* =================== Profiilikuva =================== */
.profile-pic img {
    width: 180px;
    height: 180px;
    object-fit: cover;
    border-radius: 50%;
    margin-bottom: 25px;
    border: 3px solid #333;
}

/* =================== Profiilitekstit =================== */
.subtitle {
    font-size: 1.3rem;
    color: #ccc;
}

.bio {
    margin: 40px 0 50px;
    font-size: 1.1rem;
    color: #ddd;
    line-height: 1.5;
}

/* =================== Sosiaaliset linkit =================== */
.social-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px 30px;
    font-size: 1.2rem;
    font-weight: 600;
    border-radius: 15px;
    color: #fff;
    min-width: 180px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.4);
    transition: 0.3s;
}

.social-links a:hover {
    transform: translateY(-2px);
    opacity: 0.9;
}

.linkedin { background: #0077b5; }
.github { background: #333; }
.card-link { background: #00a3e0; }
.instagram { 
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
}

/* =================== Kortti / Digi-kortti =================== */
.card-container {
    margin: 80px 0;
    width: 100%;
    display: flex;
    justify-content: center;
}

.card {
    background: #111;
    padding: 80px;
    border-radius: 20px;
    max-width: 1000px;
    width: 90%;
    text-align: center;
    box-shadow: 0 4px 20px rgba(255,255,255,0.1);
}

.card h1 {
    font-size: 60px;
}

.card p, .card a {
    font-size: 40px;
    margin: 12px 0;
    padding: 0 20px;
}

/* =================== Responsiivisuus =================== */
@media (max-width: 768px) {
    .container {
        padding: 20px;
        margin: 20px auto;
    }

    .profile-pic img {
        width: 160px;
        height: 160px;
    }

    .social-links {
        flex-direction: column;
        gap: 15px;
    }

    nav a {
        font-size: 22px;
        padding: 12px 15px;
    }
}

@media (max-width: 600px) {
    /* Navigaatio iso mobiilissa */
    nav {
        padding: 40px 0 !important;
    }

    nav a {
        font-size: 40px !important;
        padding: 14px 20px !important;
    }

    /* Profiilisivun tekstit sopivan kokoisiksi */
    .container h1 {
        font-size: 40px !important;
    }
    .container h2 {
        font-size: 15px !important;
    }
    .container h3, .container p {
        font-size: 12px !important;
    }

    /* Digi-kortti todella isoksi mobiilissa */
    .card {
        width: 100% !important;      /* täysi leveys */
        max-width: none !important;
        padding: 100px 50px !important; /* tilaa reunoille ja sisälle */
        margin: 20px auto !important;
        text-align: center !important;
    }

    .card h1 {
        font-size: 80px !important;   /* iso otsikko */
        margin-bottom: 25px;
    }

    .card p, .card a {
        font-size: 60px !important;   /* isot tekstit */
        margin: 14px 0 !important;
    }

    .card .social-links a {
        font-size: 40px !important;
        min-width: 240px !important;
        padding: 22px 32px !important;
    }
}