* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
    color: #3d2b1f;
    background:
        radial-gradient(circle at top left, rgba(255, 217, 150, 0.35), transparent 35%),
        radial-gradient(circle at top right, rgba(255, 170, 110, 0.25), transparent 28%),
        linear-gradient(180deg, #fff8ef 0%, #fff2db 100%);
    line-height: 1.7;
}

img {
    max-width: 100%;
    display: block;
}

a {
    text-decoration: none;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 248, 239, 0.88);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(214, 151, 54, 0.22);
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 18px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.mini-label {
    margin: 0 0 6px 0;
    color: #c26700;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.logo-block h1 {
    margin: 0;
    font-size: 34px;
    color: #a54b00;
    line-height: 1.1;
}

.tagline {
    margin: 8px 0 0 0;
    font-size: 14px;
    color: #6e4b31;
    line-height: 1.6;
}

.header-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.header-nav a {
    color: #7b4515;
    font-weight: 700;
    font-size: 14px;
    padding: 10px 14px;
    border-radius: 999px;
    transition: 0.2s ease;
}

.header-nav a:hover {
    background: rgba(232, 162, 64, 0.14);
}

.hero {
    padding: 56px 20px 40px;
}

.hero-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 36px;
    align-items: center;
}

.hero-kicker {
    margin: 0 0 12px 0;
    color: #d06b00;
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.hero-text h2 {
    margin: 0 0 18px 0;
    font-size: 46px;
    line-height: 1.25;
    color: #6f2f00;
}

.hero-description {
    margin: 0;
    font-size: 16px;
    color: #5f4938;
}

.hero-buttons {
    margin-top: 28px;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.primary-button,
.secondary-button {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    min-width: 180px;
    padding: 14px 22px;
    border-radius: 999px;
    font-weight: 800;
    font-size: 15px;
    transition: 0.2s ease;
}

.primary-button {
    background: linear-gradient(180deg, #ffb440 0%, #e27b00 100%);
    color: #fffdf8;
    box-shadow: 0 10px 22px rgba(207, 115, 0, 0.24);
}

.primary-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 26px rgba(207, 115, 0, 0.28);
}

.secondary-button {
    background: #fff;
    color: #8a4d13;
    border: 2px solid #efbb77;
}

.secondary-button:hover {
    transform: translateY(-2px);
    background: #fff6ea;
}

.hero-visual {
    display: grid;
    grid-template-columns: 1fr 170px;
    gap: 18px;
    align-items: center;
}

.visual-side-group {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.visual-card {
    position: relative;
    background: rgba(255, 255, 255, 0.82);
    border: 2px solid #efc27d;
    border-radius: 24px;
    padding: 16px;
    box-shadow: 0 16px 34px rgba(122, 73, 14, 0.12);
}

.visual-card img {
    width: 100%;
    height: auto;
    object-fit: contain;
}

.visual-main {
    min-height: 430px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.visual-main img {
    max-height: 330px;
    object-fit: contain;
}

.visual-card.small {
    min-height: 190px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.visual-card.small img {
    max-height: 120px;
    object-fit: contain;
}

.visual-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    display: inline-block;
    background: linear-gradient(180deg, #ffce62 0%, #e28600 100%);
    color: #fffef9;
    font-size: 12px;
    font-weight: 800;
    border-radius: 999px;
    padding: 7px 12px;
}

.visual-name {
    margin-top: 12px;
    text-align: center;
    font-size: 16px;
    font-weight: 800;
    color: #7a4309;
}

.content-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 42px 20px;
}

.alt-section {
    background: rgba(255, 255, 255, 0.4);
    border-top: 1px solid rgba(221, 173, 100, 0.22);
    border-bottom: 1px solid rgba(221, 173, 100, 0.22);
}

.section-heading {
    margin-bottom: 26px;
}

.section-label {
    margin: 0 0 8px 0;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.12em;
    color: #cf7000;
}

.section-heading h2 {
    margin: 0;
    font-size: 34px;
    color: #7b3400;
    line-height: 1.2;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.88);
    border: 2px solid #efc27d;
    border-radius: 22px;
    padding: 22px;
    box-shadow: 0 10px 24px rgba(126, 84, 30, 0.08);
}

.feature-card h3 {
    margin: 0 0 10px 0;
    color: #8a4700;
    font-size: 20px;
}

.feature-card p {
    margin: 0;
    color: #604a39;
    font-size: 14px;
}

.rules-layout {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.rule-box {
    background: rgba(255, 255, 255, 0.92);
    border: 2px solid #efc27d;
    border-radius: 20px;
    padding: 22px;
}

.rule-box h3 {
    margin: 0 0 12px 0;
    color: #8d4a00;
    font-size: 20px;
}

.rule-box ul,
.rule-box ol {
    margin: 0;
    padding-left: 20px;
    color: #5e4738;
    font-size: 14px;
}

.rules-button-wrap {
    margin-top: 24px;
    text-align: center;
}

.mechanics-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.mechanic-card {
    background: rgba(255, 255, 255, 0.9);
    border: 2px solid #efc27d;
    border-radius: 22px;
    overflow: hidden;
    box-shadow: 0 10px 24px rgba(126, 84, 30, 0.08);
}

.mechanic-media {
    padding: 14px 14px 0 14px;
}

.mechanic-media img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    border-radius: 16px;
    border: 1px solid rgba(239, 194, 125, 0.9);
}

.mechanic-body {
    padding: 16px 20px 22px;
}

.mechanic-body h3 {
    margin: 0 0 10px 0;
    color: #8a4700;
    font-size: 24px;
}

.mechanic-body p {
    margin: 0;
    color: #5f4938;
    font-size: 14px;
}

.mechanic-body ul {
    margin: 12px 0 0 0;
    padding-left: 20px;
    color: #5f4938;
    font-size: 14px;
}

.gallery-group + .gallery-group {
    margin-top: 30px;
}

.gallery-group h3 {
    margin: 0 0 14px 0;
    color: #8d4600;
    font-size: 24px;
}

.card-gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.gallery-card {
    background: rgba(255, 255, 255, 0.9);
    border: 2px solid #efc27d;
    border-radius: 22px;
    padding: 16px;
    text-align: center;
    box-shadow: 0 10px 24px rgba(126, 84, 30, 0.08);
}

.gallery-card img {
    width: 100%;
    height: 220px;
    object-fit: contain;
}

.gallery-card p {
    margin: 12px 0 0 0;
    color: #75400f;
    font-size: 15px;
    font-weight: 800;
}

.link-boxes {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.link-card {
    display: block;
    background: rgba(255, 255, 255, 0.92);
    border: 2px solid #efc27d;
    border-radius: 24px;
    padding: 24px;
    transition: 0.2s ease;
    box-shadow: 0 10px 24px rgba(126, 84, 30, 0.08);
}

.link-card:hover {
    transform: translateY(-4px);
}

.play-link {
    background: linear-gradient(180deg, #fff2d8 0%, #ffe0a8 100%);
}

.mobile-link {
    background: linear-gradient(180deg, #e7f4ff 0%, #cfe9ff 100%);
}

.note-link {
    background: linear-gradient(180deg, #fef3d8 0%, #ffe7b3 100%);
}

.x-link {
    background: linear-gradient(180deg, #f5f5f5 0%, #e9e9e9 100%);
}

.link-title {
    display: block;
    font-size: 24px;
    font-weight: 900;
    color: #7c3d00;
    margin-bottom: 8px;
}

.link-text {
    display: block;
    color: #5a473a;
    font-size: 14px;
}

.link-note {
    margin: 18px 0 0 0;
    color: #7a5d48;
    font-size: 13px;
}

.site-footer {
    padding: 30px 20px 40px;
    text-align: center;
    color: #7a5d48;
    font-size: 13px;
}

.site-footer p {
    margin: 6px 0;
}

@media (max-width: 1024px) {
    .hero-inner,
    .feature-grid,
    .rules-layout,
    .mechanics-grid,
    .card-gallery,
    .link-boxes {
        grid-template-columns: 1fr 1fr;
    }

    .hero-visual {
        grid-template-columns: 1fr;
    }

    .visual-side-group {
        flex-direction: row;
    }

    .hero-text h2 {
        font-size: 38px;
    }
}

@media (max-width: 768px) {
    .header-inner,
    .hero-inner,
    .feature-grid,
    .rules-layout,
    .mechanics-grid,
    .card-gallery,
    .link-boxes {
        grid-template-columns: 1fr;
    }

    .header-inner {
        align-items: flex-start;
    }

    .header-nav {
        width: 100%;
    }

    .hero {
        padding-top: 40px;
    }

    .hero-text h2 {
        font-size: 30px;
    }

    .section-heading h2 {
        font-size: 28px;
    }

    .visual-side-group {
        flex-direction: column;
    }

    .gallery-card img {
        height: 180px;
    }

    .mechanic-media img {
        height: 200px;
    }

    .primary-button,
    .secondary-button {
        width: 100%;
    }
}
.creator-comment-box {
    background: rgba(255, 255, 255, 0.92);
    border: 2px solid #efc27d;
    border-radius: 24px;
    padding: 24px;
    box-shadow: 0 10px 24px rgba(126, 84, 30, 0.08);
    color: #5f4938;
    font-size: 15px;
}

.creator-comment-box p {
    margin: 0;
}

.creator-comment-box p + p {
    margin-top: 16px;
}

.creator-subheading {
    margin-top: 34px;
}

.creator-note {
    margin: 0 0 18px 0;
    color: #6b5442;
    font-size: 14px;
}

.creator-gallery {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.creator-gallery-card {
    background: rgba(255, 255, 255, 0.92);
    border: 2px solid #efc27d;
    border-radius: 16px;
    padding: 8px;
    box-shadow: 0 10px 24px rgba(126, 84, 30, 0.08);
}

.creator-gallery-card img {
    width: 100%;
    height: clamp(110px, 15vw, 190px);
    object-fit: contain;
    border-radius: 10px;
    display: block;
}

@media (max-width: 768px) {
    .creator-gallery {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 8px;
    }

    .creator-gallery-card {
        padding: 6px;
    }

    .creator-gallery-card img {
        height: 90px;
    }
}