/* ayifu.com 阿一服 - 统一样式 */
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:#1a2332;background:#f7f9fc;line-height:1.6}
.container{max-width:1080px;margin:0 auto;padding:0 20px}
a{color:inherit;text-decoration:none}
img{max-width:100%}

/* header */
.site-header{background:#0d1b2e;color:#fff;padding:16px 0;position:sticky;top:0;z-index:10}
.header-inner{display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:700}
.logo a{display:flex;align-items:center;gap:10px;color:#fff}
.logo-mark{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;background:linear-gradient(135deg,#4f8cff,#7c4dff);border-radius:9px;color:#fff;font-size:18px}
.logo-text em{font-style:normal;color:#ffd166;font-size:16px;margin-left:4px}
.main-nav{display:flex;gap:26px}
.main-nav a{opacity:.85;font-size:15px;color:#fff}
.main-nav a:hover{opacity:1;color:#ffd166}

/* hero */
.hero{background:linear-gradient(135deg,#0d1b2e 0%,#1b3a5c 60%,#2d5a8e 100%);color:#fff;padding:88px 0 80px;text-align:center}
.hero h1{font-size:44px;font-weight:800;letter-spacing:1px;margin-bottom:16px}
.hero-sub{font-size:18px;opacity:.85;max-width:640px;margin:0 auto 34px}
.hero-cta{margin-top:10px}
.btn{display:inline-block;padding:13px 34px;border-radius:999px;font-size:16px;font-weight:600;transition:.2s}
.btn-primary{background:#ffd166;color:#1a2332}
.btn-primary:hover{background:#ffc93c;transform:translateY(-1px)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.6);color:#fff;margin-left:14px}
.btn-ghost:hover{border-color:#ffd166;color:#ffd166}
.btn-ghost-dark{border:1.5px solid #4f8cff;color:#4f8cff}
.btn-ghost-dark:hover{background:#4f8cff;color:#fff}

/* page hero */
.page-hero{background:linear-gradient(135deg,#0d1b2e 0%,#1b3a5c 60%,#2d5a8e 100%);color:#fff;padding:56px 0 48px;text-align:center}
.page-hero-sm{padding:40px 0 32px;text-align:left}
.page-hero h1{font-size:36px;font-weight:800;margin-bottom:14px}
.page-hero .hero-sub{margin-bottom:0}
.breadcrumb{font-size:13px;opacity:.75;margin-bottom:10px}
.breadcrumb a{color:#ffd166}
.meta-line{font-size:13px;opacity:.7;margin-top:6px}

/* sections */
.section{padding:60px 0}
.section-title{font-size:28px;font-weight:800;text-align:center;margin-bottom:10px}
.section-title-mt{margin-top:52px}
.section-desc{text-align:center;color:#5a6b82;margin-bottom:36px}
.section-more{text-align:center;margin-top:36px}
.empty-note{text-align:center;color:#8a97ab;padding:30px 0}

/* cat strip */
.cat-strip{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:34px}
.cat-strip-lg{margin-bottom:40px}
.cat-pill{display:inline-block;padding:8px 18px;border-radius:999px;background:#eef3ff;color:#4f8cff;font-size:14px;font-weight:600;transition:.2s;border:1px solid transparent}
.cat-pill:hover{background:#4f8cff;color:#fff}
.cat-pill-all{background:#0d1b2e;color:#fff}

/* tool grid */
.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.tool-card{background:#fff;border:1px solid #e5eaf2;border-radius:14px;padding:28px 24px;transition:.2s;display:block}
.tool-card:hover{transform:translateY(-4px);box-shadow:0 10px 30px rgba(13,27,46,.1);border-color:#4f8cff}
.tool-icon{font-size:34px;margin-bottom:12px}
.tool-icon-lg{font-size:56px;margin-bottom:12px}
.tool-card h3{font-size:19px;margin-bottom:8px}
.tool-card p{font-size:14px;color:#5a6b82;margin-bottom:14px}
.tool-tag{display:inline-block;font-size:12px;background:#eef3ff;color:#4f8cff;padding:3px 10px;border-radius:999px}

/* article list */
.article-list{display:grid;grid-template-columns:1fr;gap:16px}
.article-item{background:#fff;border:1px solid #e5eaf2;border-radius:12px;padding:22px 26px;transition:.2s;display:block}
.article-item:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(13,27,46,.08);border-color:#4f8cff}
.article-meta{display:flex;gap:14px;align-items:center;margin-bottom:8px}
.article-cat{font-size:12px;background:#eef3ff;color:#4f8cff;padding:3px 10px;border-radius:999px;font-weight:600}
.article-date{font-size:13px;color:#8a97ab}
.article-item h3{font-size:18px;margin-bottom:6px}
.article-item p{font-size:14px;color:#5a6b82}

/* detail */
.detail-layout{display:grid;grid-template-columns:1fr 280px;gap:40px;align-items:start}
.detail-body{background:#fff;border:1px solid #e5eaf2;border-radius:14px;padding:34px 38px;font-size:16px;line-height:1.9}
.detail-body h2{font-size:24px;margin:28px 0 12px;color:#0d1b2e}
.detail-body h3{font-size:20px;margin:22px 0 10px;color:#0d1b2e}
.detail-body p{margin-bottom:16px;color:#33415c}
.detail-body ul,.detail-body ol{margin:0 0 16px 24px;color:#33415c}
.detail-body li{margin-bottom:6px}
.detail-body a{color:#4f8cff;text-decoration:underline}
.tool-desc{font-size:17px;color:#33415c}
.detail-side h3{font-size:17px;margin-bottom:14px;color:#0d1b2e}
.side-list{list-style:none}
.side-list li{margin-bottom:12px;font-size:14px;border-left:3px solid #4f8cff;padding-left:10px}
.side-list a{color:#33415c}
.side-list a:hover{color:#4f8cff}
.friend-link{display:inline-block;margin:4px 6px 4px 0;padding:6px 14px;background:#eef3ff;color:#4f8cff;border-radius:999px;font-size:14px}
.friend-link:hover{background:#4f8cff;color:#fff}

/* footer */
.site-footer{background:#0d1b2e;color:rgba(255,255,255,.7);padding:26px 0;text-align:center;font-size:13px;margin-top:40px}
.footer-links{margin-top:8px}
.footer-links a{color:#ffd166}

@media(max-width:768px){
.hero{padding:60px 0}
.hero h1{font-size:30px}
.page-hero h1{font-size:26px}
.page-hero{padding:38px 0 32px}
.tool-grid{grid-template-columns:1fr}
.article-list{grid-template-columns:1fr}
.detail-layout{grid-template-columns:1fr}
.main-nav{display:none}
.detail-body{padding:22px 20px}
.section{padding:44px 0}
}