* { box-sizing: border-box; margin:0; padding:0; }
body { font-family: Arial, sans-serif; line-height:1.6; color:#222; background: #f7f9fb; }
a { color:#007acc; text-decoration: none; }
a:hover { text-decoration: underline; }



header.hero-banner {
    background: none;
    height: auto;
    padding: 0;
}
.banner-img-wrap {
    position: relative;
    width: 100%;
    max-height: 320px;
    overflow: hidden;
}
.banner-img {
    width: 100vw;
    max-width: 100vw;
    height: 240px;
    object-fit: cover;
    object-position: center center;
    display: block;
    margin: 0 auto;
    border-radius: 0 0 12px 12px;
}
.hero-title {
    position: absolute;
    left: 0; right: 0; top: 50%;
    transform: translateY(-50%);
    text-align: center;
    width: 100%;
    color: #fff;
    text-shadow: 0 2px 12px #000, 0 1px 8px #fff;
    background: rgba(0,0,0,0.10);
    padding: 1.2em 0 1.2em 0;
}
.hero-title h1 {
    font-size: 2.6em;
    margin: 0;
    color: #fffde7;
    text-shadow: 0 2px 8px #000, 0 1px 4px #fff, 0 0 8px #ffe066;
}
.hero-title .subtitle {
    color: #fff;
    font-size: 1em;
    margin-top: 0.5em;
    text-shadow: 0 1px 2px #000, 0 0 6px #ffe066, 0 0 2px #ffe066;
}


.container {
    max-width: 850px;
    margin: 2em auto;
    padding: 0 1em;
    background: none;
    border-radius: 0;
    box-shadow: none;
}
.container h2 {
    margin-bottom: 0.5em;
    border-bottom: 2px solid #007acc;
    padding-bottom: 0.2em;
    color: #3949ab;
}


/* Tutorial Parts Horizontal */
.tutorial-parts-horizontal {
    width: 100%;
    margin: 2em 0 2em 0;
}
/* Larger tutorial parts */
.tutorial-row.large {
    display: flex;
    align-items: center;
    gap: 2.2em;
    margin: 2.2em 0;
}
.tutorial-figure img {
    width: 220px;
    height: 140px;
    max-width: 90vw;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 2px 12px rgba(30,40,90,0.13);
}
.tutorial-text {
    font-size: 1.08em;
    color: #1a237e;
    line-height: 1.7;
    max-width: 600px;
}
.tutorial-text .part-title {
    font-size: 1.45em;
    font-weight: bold;
    color: #1a237e;
    display: block;
    margin-bottom: 0.2em;
}
.tutorial-text span {
    color: #444;
    font-size: 1em;
}
hr {
    border: none;
    border-top: 1.5px solid #e3e6f0;
    margin: 0.7em 0;
}

/* Schedule Table */
.schedule-table {
    width: 100%;
    overflow-x: auto;
    margin-top: 1.5em;
}
.schedule-table table {
    width: 100%;
    border-collapse: collapse;
    background: #f7f9fb;
    border-radius: 8px;
    overflow: hidden;
}
.schedule-table th, .schedule-table td {
    padding: 0.6em 1.2em;
    border-bottom: 1px solid #e3e6f0;
    text-align: left;
}
.schedule-table th {
    background: #e3e6f0;
    color: #1a237e;
}
.schedule-table tr:last-child td {
    border-bottom: none;
}

/* Team Section */
.team-section .team-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2em;
    justify-content: center;
    margin-top: 1.5em;
}
.team-member {
    width: 150px;
    text-align: center;
}
.team-member img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 4px;
    box-shadow: 0 1px 6px rgba(30,40,90,0.09);
}
.team-member h3 {
    margin: 0.5em 0 0.2em;
    font-size: 1.1em;
    color: #1a237e;
}
.team-member p {
    font-size: 0.97em;
    color: #444;
}
.team-member a {
    font-size: 0.95em;
    color: #007acc;
    word-break: break-all;
}

footer {
    text-align: center;
    padding: 1em;
    background: #e3e6f0;
    color: #555;
    font-size: 0.95em;
    border-top: 1px solid #c5cae9;
    margin-top: 2rem;
}


@media (max-width: 900px) {
    .tutorial-row.large {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.2em;
    }
    .tutorial-figure img {
        width: 100%;
        height: auto;
        max-width: 98vw;
    }
    .hero-title h1 {
        font-size: 1.1em;
    }
    .team-section .team-grid {
        flex-direction: column;
        align-items: center;
    }
    .banner-img {
        height: 120px;
        max-width: 100vw;
        object-fit: cover;
    }
}

@media (max-width: 600px) {
    .container {
        padding: 0 0.3em;
    }
    .hero-title h1 {
        font-size: 1em;
    }
    .tutorial-text {
        font-size: 1em;
    }
    .tutorial-figure img {
        max-width: 99vw;
    }
    .banner-img {
        height: 80px;
        max-width: 100vw;
        object-fit: cover;
    }
}