/* ============================================================
   旺财作图 · 工作台(第 2 站 · 全新外壳)
   整站做成「桌面修图软件工作台」,不是营销落地页:
   软件标题栏(窗口三点+菜单词+标签页导航) → 工具选项栏
   → 工作区(左画布取景器 + 右属性面板) → 分节装「窗口」→ 状态栏 + 页脚
   颜色跟 logo 走:琥珀橙 #ef6c00 / 暖白 #ffe0b2 / 炭黑 #263238
   ============================================================ */
:root{
  --bg:#fdf6ec;
  --bg-2:#fffdf8;
  --bg-3:#f8f1e4;
  --bg-4:#ffeed5;
  --panel:#f6efe2;
  --line:rgba(239,108,0,.16);
  --line-2:rgba(239,108,0,.32);
  --brand:#ef6c00;
  --brand-deep:#e65100;
  --brand-2:#bf360c;
  --accent:#ffb74d;
  --peach:#ffe0b2;
  --ink:#263238;
  --ink-2:#455a64;
  --muted:#7d8a8f;
  --chrome:#1c2327;
  --chrome-2:#263238;
  --chrome-line:rgba(255,255,255,.08);
  --ok:#2e7d32;
  --no:#b0bec5;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);color:var(--ink);background:
    radial-gradient(900px 420px at 88% -4%, rgba(255,183,77,.16), transparent 60%),
    linear-gradient(180deg,#fdf6ec,#faf3e6);
  line-height:1.75;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:1140px;margin:0 auto;padding:0 26px}
.hl{color:var(--brand);font-weight:inherit}
.sec{padding:58px 0}

/* ============ 软件标题栏 ============ */
.appbar{position:sticky;top:0;z-index:80;background:linear-gradient(180deg,var(--chrome-2),var(--chrome));color:#cfe3dd;border-bottom:1px solid var(--chrome-line)}
.appbar-in{max-width:1140px;margin:0 auto;padding:0 22px;height:52px;display:flex;align-items:center;gap:18px}
.win{display:flex;gap:6px;flex:none}
.win i{width:12px;height:12px;border-radius:50%;display:block}
.win i.r{background:#ef5350}.win i.y{background:#ffb74d}.win i.g{background:#66bb6a}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand img{width:32px;height:32px;border-radius:8px;background:#fff}
.brand b{font-size:15px;color:#f4efe6;line-height:1.15;letter-spacing:.4px}
.brand small{display:block;font-size:9.5px;color:#8aa39c;font-family:var(--mono);letter-spacing:1.2px;line-height:1}
.menu{display:flex;gap:16px;font-family:var(--mono);font-size:12px;color:#9fb3ad;margin-left:auto}
.menu span{cursor:default}
.menu span:hover{color:var(--accent)}
.menu-btn{display:none}
/* 站点导航 = 标签页(不是营销导航条) */
.tabs{display:flex;gap:2px;margin-left:auto}
.tab{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;color:#b7cbc5;padding:8px 14px;border-radius:8px 8px 0 0;border:1px solid transparent;border-bottom:0;transition:.15s;white-space:nowrap}
.tab svg{width:16px;height:16px;opacity:.8}
.tab:hover{color:#ffe0b2;background:rgba(255,183,77,.10)}
.tab.active{background:#fdf6ec;color:var(--brand-deep);font-weight:700;border-color:var(--chrome-line);margin-bottom:-1px}
.appbar .menu{margin-left:14px}

/* ============ 工具选项栏 ============ */
.toolbar{background:var(--bg-3);border-bottom:1px solid var(--line);position:relative;z-index:60}
.toolbar-in{max-width:1140px;margin:0 auto;padding:0 22px;height:46px;display:flex;align-items:center;gap:4px}
.tool{display:inline-flex;flex-direction:column;align-items:center;gap:2px;width:46px;padding:4px 0;color:var(--muted);font-size:9.5px;border:1px solid transparent;border-radius:7px;cursor:default}
.tool svg{width:18px;height:18px}
.tool.on{color:var(--brand-deep);background:var(--bg-4);border-color:var(--line-2)}
.zoom{margin-left:auto;display:flex;align-items:center;gap:10px;font-family:var(--mono);font-size:11.5px;color:var(--muted)}
.zoom-slider{position:relative;width:150px;height:5px;border-radius:99px;background:var(--line-2)}
.zoom-fill{position:absolute;left:0;top:0;bottom:0;width:64%;border-radius:99px;background:linear-gradient(90deg,var(--brand),var(--accent))}
.zoom-fill i{position:absolute;right:-5px;top:50%;transform:translateY(-50%);width:11px;height:11px;border-radius:50%;background:#fff;border:2px solid var(--brand)}

/* ============ 工作区(hero) ============ */
.workspace{padding:26px 0 0}
.workspace-in{max-width:1140px;margin:0 auto;padding:0 22px;display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:18px;align-items:stretch}
/* 画布 = 取景器 */
.canvas{min-width:0}
.vf{position:relative;border-radius:14px;overflow:hidden;background:#111;box-shadow:0 34px 70px -34px rgba(38,50,56,.55)}
.vf-head{position:absolute;top:0;left:0;right:0;z-index:5;display:flex;justify-content:space-between;align-items:center;font-family:var(--mono);font-size:11px;letter-spacing:2px;color:#ffcc80;padding:14px 18px;background:linear-gradient(180deg,rgba(0,0,0,.55),transparent)}
.vf-code{color:#b0bec5}
.vf-body{position:relative}
.vf-img img{width:100%;aspect-ratio:16/10;object-fit:cover;filter:saturate(1.04) brightness(.95)}
.vf-grid{position:absolute;inset:0;pointer-events:none;background:
  linear-gradient(to right,transparent calc(33.33% - 1px),rgba(255,255,255,.28) calc(33.33% - 1px),rgba(255,255,255,.28) 33.33%,transparent 33.33%),
  linear-gradient(to right,transparent calc(66.66% - 1px),rgba(255,255,255,.28) calc(66.66% - 1px),rgba(255,255,255,.28) 66.66%,transparent 66.66%),
  linear-gradient(to bottom,transparent calc(33.33% - 1px),rgba(255,255,255,.28) calc(33.33% - 1px),rgba(255,255,255,.28) 33.33%,transparent 33.33%),
  linear-gradient(to bottom,transparent calc(66.66% - 1px),rgba(255,255,255,.28) calc(66.66% - 1px),rgba(255,255,255,.28) 66.66%,transparent 66.66%)}
.vf-corner{position:absolute;width:30px;height:30px;border:0 solid var(--brand);opacity:.95}
.vf-corner.c1{top:16px;left:16px;border-top-width:4px;border-left-width:4px}
.vf-corner.c2{top:16px;right:16px;border-top-width:4px;border-right-width:4px}
.vf-corner.c3{bottom:16px;left:16px;border-bottom-width:4px;border-left-width:4px}
.vf-corner.c4{bottom:16px;right:16px;border-bottom-width:4px;border-right-width:4px}
.vf-focus{position:absolute;left:50%;top:50%;width:36px;height:36px;transform:translate(-50%,-50%);border:2px solid var(--brand);box-shadow:0 0 0 5px rgba(0,0,0,.35);pointer-events:none}
.canvas-cap{position:absolute;left:0;right:0;bottom:0;z-index:5;padding:46px 26px 22px;background:linear-gradient(0deg,rgba(15,18,20,.92),rgba(15,18,20,.4) 72%,transparent);color:#fff}
.kicker{display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);font-size:12px;letter-spacing:2px;color:var(--accent);text-transform:uppercase}
.kicker .dot{width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 3px rgba(239,108,0,.28)}
.canvas-title{font-size:34px;line-height:1.18;font-weight:900;letter-spacing:-.4px;color:#fff;margin:8px 0 10px}
.canvas-title .hl{color:var(--accent)}
.canvas-sub{font-size:15px;color:#dbe6e2;max-width:600px;margin-bottom:18px}
.canvas-cta{display:flex;gap:13px;flex-wrap:wrap}
.vf-meta{position:absolute;right:18px;top:54px;z-index:5;background:rgba(15,18,20,.72);border:1px solid rgba(255,255,255,.16);border-radius:10px;padding:10px 12px;backdrop-filter:blur(4px)}
.ev{margin-bottom:8px}
.ev-bar{position:relative;display:block;height:5px;border-radius:99px;background:linear-gradient(90deg,#2e7d32,#ffb74d 50%,#ef5350)}
.ev-bar i{position:absolute;top:50%;transform:translate(-50%,-50%);width:4px;height:14px;background:#fff;border-radius:2px}
.ev-scale{display:flex;justify-content:space-between;font-family:var(--mono);font-size:9px;color:#b0bec5;margin-top:3px}
.vf-params{display:flex;gap:6px;flex-wrap:wrap}
.vf-params span{font-family:var(--mono);font-size:10px;letter-spacing:1px;color:#ffcc80;background:rgba(255,255,255,.08);padding:2px 7px;border-radius:5px}

/* 右侧属性面板 */
.panel{background:var(--panel);border:1px solid var(--line-2);border-radius:14px;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 20px 46px -30px rgba(38,50,56,.5)}
.panel-bar{display:flex;align-items:center;gap:8px;padding:11px 14px;background:var(--chrome-2);color:#ffe0b2}
.panel-dots{display:flex;gap:5px}
.panel-dots i{width:9px;height:9px;border-radius:50%;background:#455a64;display:block}
.panel-title{font-family:var(--mono);font-size:11.5px;letter-spacing:1.5px;color:#ffcc80}
.panel-body{padding:18px 16px;display:flex;flex-direction:column;gap:18px}
.slider-row .slider-label{display:flex;justify-content:space-between;font-size:12.5px;color:var(--ink-2);margin-bottom:7px}
.slider-label b{font-weight:600}
.slider-label em{font-style:normal;font-family:var(--mono);color:var(--brand-deep)}
.slider-track{position:relative;height:6px;border-radius:99px;background:var(--line-2)}
.slider-fill{position:absolute;left:0;top:0;bottom:0;border-radius:99px;background:linear-gradient(90deg,var(--brand),var(--accent))}
.slider-fill i{position:absolute;right:-6px;top:50%;transform:translateY(-50%);width:13px;height:13px;border-radius:50%;background:#fff;border:2px solid var(--brand)}
.panel-links{display:flex;flex-direction:column;gap:2px}
.panel-link{display:flex;align-items:center;justify-content:space-between;padding:9px 11px;border-radius:8px;font-size:13.5px;color:var(--ink-2)}
.panel-link:hover{background:var(--bg-4);color:var(--brand-deep)}
.panel-link .arr{color:var(--brand);font-weight:700}
.panel-cta{margin-top:auto}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:16px;font-size:13px;color:var(--muted)}
.hero-meta i{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--brand);margin-right:8px;vertical-align:1px}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;font-size:15px;border-radius:10px;padding:12px 22px;border:1px solid transparent;cursor:pointer;transition:.18s}
.btn-cta{background:linear-gradient(180deg,var(--brand),var(--brand-deep));color:#fff;box-shadow:0 8px 22px -8px rgba(239,108,0,.65)}
.btn-cta:hover{transform:translateY(-2px);box-shadow:0 12px 28px -8px rgba(239,108,0,.8)}
.btn-ghost{border-color:var(--line-2);color:var(--brand-deep);background:transparent}
.btn-ghost:hover{border-color:var(--brand);background:rgba(239,108,0,.06)}
.btn-ghost.on-dark{border-color:rgba(255,255,255,.5);color:#fff}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-block{width:100%}

/* ============ 分节「窗口」 ============ */
.window{background:var(--bg-2);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:0 16px 42px -28px rgba(38,50,56,.45)}
.window-bar{display:flex;align-items:center;gap:9px;padding:10px 16px;background:linear-gradient(180deg,#fff,#f6efe2);border-bottom:1px solid var(--line)}
.window-dots{display:flex;gap:5px}
.window-dots i{width:10px;height:10px;border-radius:50%;display:block}
.window-dots i.r{background:#ef5350}.window-dots i.y{background:#ffb74d}.window-dots i.g{background:#66bb6a}
.window-title{font-family:var(--mono);font-size:12px;letter-spacing:1.5px;color:var(--muted)}
.window-title b{color:var(--brand-deep)}
.window-body{padding:28px 30px}
.window + .window{margin-top:20px}

/* ============ 分节标题 ============ */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px}
.sec-kicker{display:inline-block;font-family:var(--mono);font-size:11px;letter-spacing:2px;color:var(--brand-deep);border:1px solid var(--line-2);background:var(--bg-4);padding:3px 10px;border-radius:6px;margin-bottom:12px}
.sec-title{font-size:26px;font-weight:900;letter-spacing:-.3px}
.sec-lead{color:var(--muted);margin-top:8px;max-width:600px}
.sec-more{flex:none;color:var(--brand);font-size:14px;font-weight:600}
.sec-more:hover{color:var(--brand-deep)}

/* ============ 工具面板(功能) ============ */
.tools-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.tool-card{background:var(--bg-3);border:1px solid var(--line);border-radius:12px;padding:20px 18px;transition:.18s}
.tool-card:hover{border-color:var(--line-2);background:var(--bg-4);transform:translateY(-3px)}
.tool-ico{width:46px;height:46px;border-radius:11px;background:var(--bg-2);border:1px solid var(--line-2);display:flex;align-items:center;justify-content:center;color:var(--brand-deep);margin-bottom:13px}
.tool-ico svg{width:23px;height:23px}
.tool-t{font-size:15.5px;font-weight:800;margin-bottom:6px}
.tool-d{font-size:12.5px;color:var(--muted)}

/* ============ 历史记录(操作流程) ============ */
.history{max-width:780px}
.hist-step{position:relative;padding:0 0 28px 58px}
.hist-step::before{content:"";position:absolute;left:22px;top:34px;bottom:2px;width:2px;background:repeating-linear-gradient(180deg,var(--line-2) 0 5px,transparent 5px 10px)}
.hist-step:last-child::before{display:none}
.hist-no{position:absolute;left:0;top:0;width:46px;height:46px;border-radius:50%;background:linear-gradient(180deg,var(--brand),var(--brand-deep));color:#fff;font-family:var(--mono);font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 18px -8px rgba(239,108,0,.7);border:3px solid #fff}
.hist-t{font-size:17px;font-weight:800;margin-bottom:6px;padding-top:2px}
.hist-d{font-size:14px;color:var(--muted)}
.hist-meta{font-family:var(--mono);font-size:11px;color:var(--brand-deep);margin-top:8px;letter-spacing:1px}

/* ============ 导出格式(平台矩阵) ============ */
.formats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.format{position:relative;background:var(--bg-3);border:1px solid var(--line);border-radius:12px;padding:20px 18px;overflow:hidden}
.format::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--brand),var(--accent))}
.format-ico{width:40px;height:40px;border-radius:10px;background:var(--bg-2);border:1px solid var(--line-2);display:flex;align-items:center;justify-content:center;color:var(--brand-deep);margin-bottom:13px}
.format-ico svg{width:21px;height:21px}
.format-t{font-size:15px;font-weight:800;margin-bottom:6px}
.format-d{font-size:12.5px;color:var(--muted);margin-bottom:13px}
.format-cta{font-size:13px;color:var(--brand-deep);font-weight:600}
.format-cta:hover{color:var(--brand)}

/* ============ 滤镜预设(实景场景) ============ */
.presets{display:grid;grid-auto-flow:column;grid-auto-columns:290px;gap:16px;overflow-x:auto;padding-bottom:8px;scroll-snap-type:x mandatory}
.preset{scroll-snap-align:start;background:var(--bg-2);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.preset-img{position:relative}
.preset-img img{width:100%;aspect-ratio:16/10;object-fit:cover}
.preset-cap{position:absolute;left:11px;bottom:11px;font-family:var(--mono);font-size:10.5px;letter-spacing:1px;color:#fff;background:rgba(38,50,56,.75);padding:3px 9px;border-radius:6px}
.preset-b{padding:14px 16px 18px}
.preset-t{font-size:15px;font-weight:800;margin-bottom:5px}
.preset-d{font-size:12.5px;color:var(--muted)}

/* ============ 教程库(文章卡片) ============ */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:var(--bg-2);border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:.2s;display:flex;flex-direction:column}
.card:hover{border-color:var(--line-2);transform:translateY(-3px)}
.card-img{overflow:hidden}
.card-img img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:.4s}
.card:hover .card-img img{transform:scale(1.05)}
.card-b{padding:15px 17px 19px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-cat{font-family:var(--mono);font-size:11px;letter-spacing:1px;color:var(--brand-deep)}
.card-t{font-size:15.5px;font-weight:800;line-height:1.4}
.card-d{font-size:12.5px;color:var(--muted)}
.card-more{margin-top:auto;font-size:13px;color:var(--brand);font-weight:600}

/* ============ FAQ ============ */
.faq{max-width:820px}
.faq-item{border:1px solid var(--line);border-radius:11px;margin-bottom:11px;background:var(--bg-3);overflow:hidden}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;background:none;border:0;color:var(--ink);font-size:15px;font-weight:700;padding:15px 18px;cursor:pointer;text-align:left}
.faq-q .ico{color:var(--brand);font-size:20px;line-height:1;transition:.2s;flex:none}
.faq-a{display:none;padding:0 18px 16px;font-size:13.5px;color:var(--muted);line-height:1.8}
.faq-item.open .faq-a{display:block}
.faq-item.open .faq-q .ico{transform:rotate(45deg)}

/* ============ CTA ============ */
.cta{position:relative;overflow:hidden;background:linear-gradient(135deg,var(--brand),var(--brand-deep));border-radius:16px;padding:42px 44px;display:flex;align-items:center;gap:34px;color:#fff;box-shadow:0 24px 54px -28px rgba(239,108,0,.8)}
.stamp{position:absolute;right:-16px;bottom:-28px;font-family:var(--mono);font-size:76px;font-weight:700;letter-spacing:5px;color:rgba(255,255,255,.14);transform:rotate(-10deg);pointer-events:none;white-space:nowrap}
.cta-t{font-size:23px;font-weight:900;margin-bottom:8px}
.cta-d{color:rgba(255,255,255,.85);font-size:14px}
.cta-actions{display:flex;gap:14px;flex:none;position:relative;z-index:2}
.cta .btn-cta{background:#fff;color:var(--brand-deep)}

/* ============ 状态栏 ============ */
.statusbar{background:var(--chrome-2);border-top:1px solid var(--chrome-line);color:#8aa39c;font-family:var(--mono);font-size:11px;letter-spacing:1px}
.statusbar-in{max-width:1140px;margin:0 auto;padding:0 22px;height:38px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.stat{white-space:nowrap}
.stat b{color:var(--accent);font-weight:600}
.stat.right{text-align:right}

/* ============ 页脚(炭黑,与 logo 炭黑一致) ============ */
.foot{background:linear-gradient(180deg,#263238,#1c2327);color:#cfe0db}
.foot-in{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding:48px 26px 32px;max-width:1140px;margin:0 auto}
.foot-brand .brand{display:flex;align-items:center;gap:11px;margin-bottom:15px;color:#f4efe6}
.foot-brand .brand img{width:40px;height:40px;border-radius:10px;background:#fff}
.foot-brand .brand b{color:#f4efe6;font-size:16px}
.foot-brand .brand small{color:#8aa39c;font-family:var(--mono);font-size:10.5px;letter-spacing:1px}
.foot-brand p{font-size:13px;color:#9fb3ad;max-width:320px}
.foot h5{font-size:12.5px;letter-spacing:1px;color:var(--accent);margin-bottom:14px;text-transform:uppercase}
.foot-links{list-style:none}
.foot-links li{margin-bottom:9px}
.foot-links a{font-size:13px;color:#9fb3ad}
.foot-links a:hover{color:var(--accent)}
.foot-copy{border-top:1px solid rgba(255,255,255,.08);text-align:center;padding:16px;font-size:13px;color:#8aa39c}
.foot-copy a{color:var(--accent)}

/* ============ 返回顶部 ============ */
.backtop{position:fixed;right:22px;bottom:22px;width:44px;height:44px;border-radius:50%;background:linear-gradient(180deg,var(--brand),var(--brand-deep));color:#fff;font-size:20px;border:0;cursor:pointer;opacity:0;visibility:hidden;transition:.2s;z-index:70;box-shadow:0 10px 22px -8px rgba(239,108,0,.7)}
.backtop.show{opacity:1;visibility:visible}

/* ============ 内页 ============ */
.page-head{padding:40px 0 6px}
.page-head-in{max-width:1140px;margin:0 auto;padding:0 22px}
.crumb{font-size:13px;color:var(--muted);margin:0}
.crumb a{color:var(--brand)}
.crumb a:hover{color:var(--brand-deep)}
.page-title{font-size:34px;font-weight:900;letter-spacing:-.4px;margin:12px 0 10px}
.page-sub{font-size:15.5px;color:var(--ink-2);max-width:720px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:20px}
.spec-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.spec-item{background:var(--bg-3);border:1px solid var(--line);border-radius:11px;padding:15px}
.spec-item .k{display:block;font-family:var(--mono);font-size:11px;letter-spacing:1px;color:var(--brand-deep);margin-bottom:6px}
.spec-item .v{font-size:14px;font-weight:600}
.table{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:var(--bg-2)}
.table table{width:100%;border-collapse:collapse;font-size:14px}
.table th,.table td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line)}
.table th{background:var(--bg-4);color:var(--brand-deep);font-weight:700;white-space:nowrap}
.table tr:last-child td{border-bottom:0}
.table td{color:var(--ink-2)}
.table .yes{color:var(--ok);font-weight:700}
.table .no{color:var(--no)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}
.split-img img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:13px;border:1px solid var(--line-2)}
.split-txt h3{font-size:21px;font-weight:900;margin-bottom:13px}
.split-txt p{font-size:14px;color:var(--muted);margin-bottom:13px}
.callout{margin-top:16px;background:rgba(255,224,178,.5);border:1px solid var(--line-2);border-radius:10px;padding:13px 15px;font-size:13.5px;color:var(--ink-2)}
.callout .ico{display:inline-flex;width:18px;height:18px;border-radius:50%;background:var(--brand);color:#fff;font-size:12px;font-weight:800;align-items:center;justify-content:center;margin-right:9px}

/* ============ 文章页 ============ */
.article-grid{display:grid;grid-template-columns:220px 1fr;gap:40px;align-items:start}
.toc-nav{position:sticky;top:66px;background:var(--bg-2);border:1px solid var(--line);border-radius:12px;padding:17px}
.toc-nav h4{font-size:13px;color:var(--brand);margin-bottom:11px;letter-spacing:1px}
.toc-link{display:block;font-size:13px;color:var(--muted);padding:6px 0;border-bottom:1px dashed var(--line)}
.toc-link:last-child{border-bottom:0}
.toc-link:hover{color:var(--brand-deep)}
.article-body h1{font-size:31px;font-weight:900;line-height:1.25;margin-bottom:13px}
.article-meta{display:flex;align-items:center;gap:13px;font-size:13px;color:var(--muted);margin-bottom:15px}
.badge{font-family:var(--mono);font-size:11px;letter-spacing:1px;color:var(--brand-deep);border:1px solid var(--line-2);padding:2px 9px;border-radius:6px}
.lead{font-size:16px;color:var(--ink-2);margin-bottom:20px}
.article-body h2{font-size:21px;font-weight:900;margin:32px 0 13px;padding-left:12px;border-left:4px solid var(--brand)}
.article-body p{font-size:15px;color:var(--ink-2);margin-bottom:14px}
.article-body img{border-radius:12px;border:1px solid var(--line-2);margin:6px 0}
.cap{font-family:var(--mono);font-size:12px;color:var(--muted);margin:0 0 18px;letter-spacing:.5px}
.author{display:flex;align-items:center;gap:14px;margin-top:34px;padding:17px;background:var(--bg-2);border:1px solid var(--line);border-radius:12px}
.avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:18px;flex:none}
.author b{display:block;font-size:14.5px}
.author small{color:var(--muted);font-size:12.5px}

/* ============ 相关阅读 / 站点目录 ============ */
.related{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}
.related-card{background:var(--bg-2);border:1px solid var(--line);border-radius:11px;padding:15px 17px;transition:.18s}
.related-card:hover{border-color:var(--line-2);background:var(--bg-4)}
.related-card b{display:block;font-size:14.5px;font-weight:800;margin-bottom:5px}
.related-card span{font-size:12.5px;color:var(--muted)}

/* ============ 搜索 / 404 ============ */
.search-box{max-width:560px}
.search-input{width:100%;background:var(--bg-2);border:1px solid var(--line-2);border-radius:11px;padding:15px 18px;color:var(--ink);font-size:15px;outline:none}
.search-input:focus{border-color:var(--brand)}
.notfound{text-align:center;padding:78px 0}
.notfound .code{font-family:var(--mono);font-size:88px;font-weight:900;color:var(--brand);opacity:.3;line-height:1}
.notfound h2{font-size:25px;margin:18px 0 10px}
.notfound p{color:var(--muted);margin-bottom:24px}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .workspace-in{grid-template-columns:1fr}
  .panel{flex-direction:row;flex-wrap:wrap}
  .panel-bar{flex:1 1 100%}
  .panel-body{flex:1 1 100%}
  .tools-grid,.formats{grid-template-columns:repeat(2,1fr)}
  .cards{grid-template-columns:repeat(2,1fr)}
  .spec-grid{grid-template-columns:repeat(2,1fr)}
  .foot-in{grid-template-columns:1fr 1fr}
  .article-grid{grid-template-columns:1fr}
  .toc-nav{position:static}
  .menu{display:none}
  .tabs{margin-left:auto}
}
@media (max-width:860px){
  .tabs{position:absolute;top:52px;left:0;right:0;background:var(--chrome);flex-direction:column;gap:0;display:none;padding:8px;border-bottom:1px solid var(--chrome-line)}
  .tabs.open{display:flex}
  .tab{border-radius:8px;border:1px solid transparent;border-bottom:0}
  .tab.active{background:rgba(255,183,77,.14);color:#ffe0b2;border-color:transparent;margin-bottom:0}
  .menu-btn{display:inline-flex;width:36px;height:36px;border-radius:8px;border:1px solid var(--chrome-line);background:transparent;color:#ffe0b2;font-size:18px;align-items:center;justify-content:center;cursor:pointer;margin-left:auto}
  .toolbar{overflow-x:auto}
  .toolbar-in{min-width:520px}
  .canvas-title{font-size:27px}
  .vf-meta{display:none}
  .split{grid-template-columns:1fr;gap:22px}
  .cta{flex-direction:column;align-items:flex-start;padding:32px 28px}
}
@media (max-width:620px){
  .tools-grid,.formats,.cards,.spec-grid,.related{grid-template-columns:1fr}
  .presets{grid-auto-columns:78%}
  .foot-in{grid-template-columns:1fr}
  .sec{padding:48px 0}
  .sec-title{font-size:23px}
  .page-title{font-size:27px}
  .canvas-title{font-size:23px}
  .window-body{padding:20px}
  .statusbar-in{font-size:9.5px}
}