:root {
    --line-green: #06C755;
    --line-green-hover: #05a044;
    --works-blue: #2B3A4A;
    --works-blue-hover: #1e2b38;
    --text-main: #333333;
    --text-sub: #666666;
    --bg-white: #ffffff;
    --bg-light: #F8F9FA;
    --border-color: #E2E2E2;
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif; }
body { background: var(--bg-light); color: var(--text-main); line-height: 1.6; }
a { text-decoration: none; color: inherit; }

/* 1. Header Navigation */
header { background: var(--bg-white); border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 1000; box-shadow: 0 2px 5px rgba(0,0,0,0.03); }
.header-inner { max-width: 1100px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; height: 72px; padding: 0 20px; }
.logo-area { display: flex; align-items: center; gap: 10px; font-weight: bold; font-size: 22px; color: var(--text-main); }
.logo-area span { color: var(--text-sub); font-size: 14px; font-weight: normal; margin-left: 5px; border-left: 1px solid #ccc; padding-left: 10px; }
.global-nav { display: flex; align-items: center; gap: 24px; font-size: 15px; font-weight: 500; }
.global-nav a { transition: color 0.2s; }
.global-nav a:hover { color: var(--line-green); }

/* 2. Main Visual Slider */
.hero { background: #fff; padding: 60px 20px 80px; text-align: center; border-bottom: 1px solid var(--border-color); }
.hero h2 { font-size: 36px; margin-bottom: 20px; font-weight: bold; }
.hero p { font-size: 16px; color: var(--text-sub); margin-bottom: 40px; }

/* PC vs Works Comparison Design */
.compare-container { max-width: 1000px; margin: 0 auto; display: flex; gap: 30px; }
.compare-box { flex: 1; border-radius: 12px; overflow: hidden; box-shadow: 0 10px 30px rgba(0,0,0,0.08); display: flex; flex-direction: column; transition: transform 0.3s; }
.compare-box:hover { transform: translateY(-5px); }
.comp-img { height: 200px; }
.comp-img img { width: 100%; height: 100%; object-fit: cover; }
.comp-content { padding: 30px; background: #fff; display: flex; flex-direction: column; flex-grow: 1; text-align: left; }
.comp-badge { display: inline-block; padding: 6px 12px; border-radius: 20px; font-size: 13px; font-weight: bold; margin-bottom: 15px; }

/* LINE PC Style */
.compare-box.pc .comp-badge { background: #E6F8ED; color: var(--line-green); border: 1px solid var(--line-green); }
.compare-box.pc h3 { color: var(--line-green); font-size: 24px; margin-bottom: 10px; }
.compare-box.pc .btn { background: var(--line-green); color: #fff; margin-top: auto; padding: 12px; text-align: center; border-radius: 6px; font-weight: bold; transition: 0.2s; }
.compare-box.pc .btn:hover { background: var(--line-green-hover); }

/* LINE Works Style */
.compare-box.works .comp-badge { background: #EAECEF; color: var(--works-blue); border: 1px solid var(--works-blue); }
.compare-box.works h3 { color: var(--works-blue); font-size: 24px; margin-bottom: 10px; }
.compare-box.works .btn { background: var(--works-blue); color: #fff; margin-top: auto; padding: 12px; text-align: center; border-radius: 6px; font-weight: bold; transition: 0.2s; }
.compare-box.works .btn:hover { background: var(--works-blue-hover); }

/* 3. Category Navigation */
.section-wrap { max-width: 1100px; margin: 80px auto; padding: 0 20px; }
.sec-heading { font-size: 26px; text-align: center; margin-bottom: 40px; font-weight: bold; }
.cat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; }
.cat-card { background: #fff; border: 1px solid var(--border-color); padding: 25px 20px; border-radius: 8px; text-align: center; transition: all 0.3s; }
.cat-card:hover { border-color: #999; box-shadow: 0 5px 15px rgba(0,0,0,0.05); }
.cat-card h4 { font-size: 18px; margin-bottom: 10px; color: var(--text-main); }
.cat-card p { font-size: 13px; color: var(--text-sub); }

/* 4. Announcement Area */
.news-area { background: #fff; max-width: 900px; margin: 0 auto 80px; padding: 30px; border-radius: 8px; border: 1px solid var(--border-color); }
.news-header { font-size: 20px; margin-bottom: 20px; border-bottom: 2px solid var(--border-color); padding-bottom: 10px; }
.news-item { display: flex; padding: 15px 0; border-bottom: 1px dashed var(--border-color); align-items: center; gap: 15px; }
.news-item:last-child { border-bottom: none; padding-bottom: 0; }
.n-date { font-size: 14px; color: var(--text-sub); min-width: 90px; }
.n-tag { padding: 4px 8px; border-radius: 4px; font-size: 11px; font-weight: bold; }
.n-tag.pc { background: #E6F8ED; color: var(--line-green); }
.n-tag.works { background: #EAECEF; color: var(--works-blue); }
.n-title { font-size: 15px; transition: 0.2s; }
.news-item:hover .n-title { color: var(--line-green); }

/* 5. Features / Columns Area */
.columns-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 30px; }
.col-item { background: #fff; border-radius: 8px; overflow: hidden; box-shadow: 0 4px 10px rgba(0,0,0,0.04); }
.col-thumb { height: 180px; }
.col-thumb img { width: 100%; height: 100%; object-fit: cover; }
.col-body { padding: 25px; }
.col-body h5 { font-size: 17px; margin-bottom: 10px; }
.col-body p { font-size: 14px; color: var(--text-sub); }

/* 6. Help Center & 7. Official Account */
.bottom-support { display: flex; gap: 30px; flex-wrap: wrap; margin-top: 80px; margin-bottom: 80px; }
.bs-box { flex: 1; min-width: 320px; background: #fff; border: 1px solid var(--border-color); padding: 40px; border-radius: 8px; text-align: center; }
.bs-box.help { border-top: 4px solid var(--line-green); }
.bs-box.sns { border-top: 4px solid var(--works-blue); }
.bs-box h3 { font-size: 22px; margin-bottom: 15px; }
.bs-box p { font-size: 14px; color: var(--text-sub); margin-bottom: 25px; }
.btn-border { display: inline-block; padding: 10px 25px; border: 2px solid #ccc; border-radius: 4px; font-weight: bold; transition: 0.2s; }
.btn-border:hover { background: #eee; }
.sns-list { display: flex; justify-content: center; gap: 15px; }
.sns-list a { padding: 8px 15px; border: 1px solid #ccc; border-radius: 20px; font-size: 13px; font-weight: bold; transition: 0.2s; }
.sns-list a:hover { background: #f0f0f0; }

/* 8. Footer */
footer { background: #1F2326; color: #bbb; padding: 60px 20px 20px; }
.foot-wrapper { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 40px; margin-bottom: 40px; }
.foot-col h4 { font-size: 15px; color: #fff; margin-bottom: 20px; }
.foot-col ul { list-style: none; }
.foot-col ul li { margin-bottom: 12px; }
.foot-col ul li a { font-size: 14px; transition: color 0.2s; }
.foot-col ul li a:hover { color: #fff; }
.foot-copy { text-align: center; border-top: 1px solid #333; padding-top: 20px; font-size: 12px; }

img{height:auto}
.wrap,.news,.cols,.two,footer{content-visibility:auto;contain-intrinsic-size:auto 520px}