/* 诗歌 目录/入口 统一 iOS 风 sg-index */
:root{--bg:#e7e7ef;--card:#fff;--ink:#1c1c1e;--sub:#7a7a80;--hair:#d6d6de;--accent:#1f7a63;--accent-soft:#c7e6dc;--safe:env(safe-area-inset-bottom,0px)}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}
html body{padding-left:0!important;padding-right:0!important;margin-left:0!important;margin-right:0!important;overflow-x:hidden}
@media(max-width:767px){html body{padding-bottom:calc(82px + var(--safe))!important}}
a{text-decoration:none;color:inherit}
.sgi-nav{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:10px;padding:11px 16px;background:var(--accent);box-shadow:0 2px 10px rgba(0,0,0,.13)}
.sgi-back{display:inline-flex;align-items:center;gap:3px;border:0;background:rgba(255,255,255,.22);color:#fff;font-size:15px;font-weight:600;padding:7px 13px 7px 9px;border-radius:20px;cursor:pointer}.sgi-back:active{background:rgba(255,255,255,.36)}
.sgi-back svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.sgi-navt{font-size:17px;font-weight:700;color:#fff}
.sgi-wrap{max-width:760px;margin:0 auto;padding:14px 12px}
/* 大标题 */
.sgi-h{padding:6px 4px 14px}
.sgi-h h1{margin:0 0 3px;font-size:30px;font-weight:800;letter-spacing:.3px}
.sgi-h p{margin:0;color:var(--sub);font-size:14px}
/* 搜索 */
.sgi-search{position:relative;margin-bottom:14px}
.sgi-search input{width:100%;padding:12px 14px 12px 40px;border:0;border-radius:12px;font-size:16px;background:var(--card);box-shadow:0 1px 6px rgba(0,0,0,.06)}
.sgi-search svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);width:18px;height:18px;fill:none;stroke:var(--sub);stroke-width:2}
/* 列表 */
.sgi-list{background:var(--card);border-radius:16px;overflow:hidden;box-shadow:0 1px 7px rgba(0,0,0,.08);border:1px solid rgba(0,0,0,.05)}
.sgi-row{display:flex;align-items:center;gap:14px;padding:13px 16px;border-bottom:.5px solid var(--hair)}
.sgi-row:last-child{border-bottom:0} .sgi-row:active{background:#f6f6f8}
.sgi-num{flex:0 0 auto;min-width:30px;height:30px;padding:0 7px;border-radius:9px;background:var(--accent-soft);color:var(--accent);font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center}
.sgi-song{flex:1;font-size:17px;font-weight:500;line-height:1.3}
.sgi-chev{flex:0 0 auto;color:#c7c7cc;font-size:19px}
.sgi-empty{padding:40px;text-align:center;color:var(--sub)}
/* 入口卡片网格 */
.sgi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px 12px}
@media(min-width:560px){.sgi-grid{grid-template-columns:repeat(4,1fr);gap:20px 16px}}
.sgi-alb{display:block}
.sgi-art{aspect-ratio:1/1;border-radius:15px;display:flex;align-items:center;justify-content:center;transition:transform .15s ease}
.sgi-glyph{color:#fff;font-weight:700;font-size:clamp(19px,6.3vw,25px);letter-spacing:.5px;line-height:1.15;text-align:center;padding:0 4px}
.sgi-alb:active .sgi-art{transform:scale(.95)}
.sgi-meta{padding:8px 2px 0}
.sgi-cname{font-size:14px;font-weight:600;color:var(--ink);letter-spacing:.2px;line-height:1.25}
.sgi-ccount{font-size:12px;color:var(--sub);margin-top:1px}
.sgi-jump{display:flex;align-items:center;justify-content:center;gap:6px;margin:-6px 0 14px;padding:13px;border-radius:12px;background:var(--accent);color:#fff;font-size:16px;font-weight:700;box-shadow:0 4px 14px rgba(31,122,99,.3)}
.sgi-jump:active{opacity:.88}
.sgi-song .sub{color:#6c6c74;font-weight:400;font-size:14.5px}
.sgi-song .key{color:#1a1a1c;font-weight:600;font-size:17.5px}
.sgi-row:nth-child(even){background:#f3f3f8}
.sgi-num{font-size:15px;font-weight:800}
.sgi-gsearch{position:relative;margin-bottom:18px}
.sgi-gsearch svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:19px;height:19px;fill:none;stroke:var(--sub);stroke-width:2}
.sgi-gsearch input{width:100%;padding:14px 16px 14px 44px;border:0;border-radius:14px;font-size:16px;background:var(--card);box-shadow:0 2px 10px rgba(0,0,0,.07)}
.sgi-snip{display:block;color:var(--sub);font-size:13px;font-weight:400;margin-top:3px;line-height:1.4}
.sgi-tag{flex:0 0 auto;font-size:11px;color:var(--sub);background:rgba(120,120,128,.1);padding:3px 8px;border-radius:8px}
.sgi-rescount{color:var(--sub);font-size:13px;margin:2px 4px 12px}
/* v5: 灰字加深 + 搜索标签彩色 */
.sgi-song .sub{color:#56565a;font-weight:400;font-size:15.5px}
.sgi-song .key{color:#101013;font-weight:700;font-size:18px}
.sgi-h p{color:#6b6b70}
.sgi-rescount{color:#56565a}
.sgi-tag{font-weight:600}
.tag-da{color:#1f7a63;background:#e1f0ea}
.tag-bu{color:#2078a0;background:#e0eff6}
.tag-er{color:#c0700f;background:#fbecd6}
.tag-xin{color:#8f4eaf;background:#f1e6f8}
.tag-csr{color:#bd5046;background:#f9e6e2}
.tag-cx{color:#2c6e7c;background:#e1eef1}
.tag-qn{color:#46862f;background:#e7f2e0}
.tag-by{color:#766a5c;background:#f0ebe4}

.sgi-art .sgi-ic{width:46%;height:46%;display:block}

/* 按主题浏览 */
.sgt-tabs{display:flex;gap:6px;background:rgba(120,120,128,.1);border-radius:11px;padding:3px;margin-bottom:14px}
.sgt-tabs a{flex:1;text-align:center;padding:8px 0;border-radius:9px;font-size:14px;font-weight:600;color:var(--sub);text-decoration:none}
.sgt-tabs a.on{background:#fff;color:var(--accent);box-shadow:0 1px 5px rgba(0,0,0,.1)}
.sgt-group{margin-bottom:10px;background:var(--card);border-radius:14px;overflow:hidden;box-shadow:0 1px 8px rgba(0,0,0,.05)}
.sgt-head{width:100%;display:flex;align-items:center;gap:10px;border:0;background:none;padding:15px 16px;cursor:pointer;text-align:left}
.sgt-name{flex:1;font-size:17px;font-weight:700;color:var(--ink)}
.sgt-cnt{font-size:13px;font-weight:700;color:var(--accent);background:var(--accent-soft);border-radius:20px;padding:2px 10px}
.sgt-arw{width:18px;height:18px;fill:none;stroke:var(--sub);stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s;flex:0 0 auto}
.sgt-group.open .sgt-arw{transform:rotate(90deg)}
.sgt-body{display:none;border-top:.5px solid var(--hair)}
.sgt-group.open .sgt-body{display:block}
.sgt-body .sgi-row{border-radius:0}
/* 页眉条满屏: 突破 pc-center 居中限宽 */
body.pc-center>.sgi-nav{width:100vw!important;margin-left:calc(50% - 50vw)!important;margin-right:calc(50% - 50vw)!important;border-radius:0!important}