*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:'Helvetica Neue',Arial,'Hiragino Kaku Gothic ProN','Hiragino Sans',Meiryo,sans-serif;color:#222;background:#fff;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}

.site-header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,.97);border-bottom:1px solid #eee;backdrop-filter:blur(6px)}
.site-header__inner{max-width:1100px;margin:0 auto;padding:12px 24px;display:flex;align-items:center;justify-content:space-between}
.site-logo{font-size:14px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#111}
.site-logo a{color:inherit}

.site-nav{display:flex;gap:28px;align-items:center}
.site-nav a{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:#555;transition:color .2s}
.site-nav a:hover,.site-nav a.active{color:#111}

.hamburger{display:none;background:none;border:none;cursor:pointer;padding:4px}
.hamburger span{display:block;width:22px;height:2px;background:#333;margin:5px 0;transition:all .3s}

@media(max-width:768px){
  .site-nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;gap:0;border-bottom:1px solid #eee;padding:8px 0}
  .site-nav.open{display:flex}
  .site-nav a{padding:12px 24px;width:100%;border-top:1px solid #f5f5f5}
  .hamburger{display:block}
}

body{display:flex;flex-direction:column;min-height:100vh}
main{margin-top:56px;flex:1}

.hero{text-align:center;padding:80px 24px 60px;background:#fafafa}
.hero h1{font-size:28px;font-weight:300;letter-spacing:.15em;text-transform:uppercase;margin-bottom:12px}
.hero p{font-size:14px;color:#777;max-width:500px;margin:0 auto;letter-spacing:.04em}

.section{max-width:1100px;margin:0 auto;padding:48px 24px}
.section h2{font-size:20px;font-weight:400;letter-spacing:.1em;text-transform:uppercase;margin-bottom:24px;text-align:center}

.page-header{text-align:center;padding:60px 24px 32px;background:#fafafa}
.page-header h1{font-size:24px;font-weight:400;letter-spacing:.12em;text-transform:uppercase}

.page-content{max-width:860px;margin:0 auto;padding:40px 24px 60px}
.page-content p{margin-bottom:16px;line-height:1.8;font-size:15px;color:#444}

.site-footer{background:#111;color:#999;text-align:center;padding:32px 24px;font-size:12px;letter-spacing:.06em}
.site-footer a{color:#ccc}
.site-footer a:hover{color:#fff}

.blog-container{max-width:860px;margin:0 auto;padding:0 24px}
.blog-grid{display:flex;flex-direction:column;gap:20px}
.blog-card{border:1px solid #eee;padding:20px 24px;transition:border-color .2s}
.blog-card:hover{border-color:#ccc}
.blog-title{font-size:16px;font-weight:500;margin-bottom:6px}
.blog-title a{color:#222}
.blog-title a:hover{color:#000}
.blog-preview p{font-size:13px;color:#777;line-height:1.6;margin:0}

.works-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.work-card{display:block;background:#fafafa;overflow:hidden;transition:box-shadow .2s}
.work-card:hover{box-shadow:0 2px 12px rgba(0,0,0,.08)}
.work-card__title{padding:14px 16px;font-size:14px;letter-spacing:.06em;text-align:center}