/* ============================================================
   ULTIMATE SEO PLAN — Visualized
   Javed IT Solution · premium light glass system
   ============================================================ */

/* ---- Sabbir Sorolota: Bengali numerals + Taka (global) ---- */
@font-face{
  font-family:'Sabbir Sorolota';
  src:url('../fonts/SabbirSorolota-num.woff2') format('woff2');
  unicode-range:U+09E6-09EF,U+09F2-09F3,U+09F9;
  font-weight:400 900; font-display:swap;
}

:root{
  --f-en:'Inter',system-ui,sans-serif;
  --f-bn:'Sabbir Sorolota','Hind Siliguri',var(--f-en);
  --f-mono:'JetBrains Mono',ui-monospace,monospace;

  --bg:#eef2f9;
  --bg2:#f7f9fd;
  --ink:#10263a;
  --ink-soft:#46607a;
  --ink-faint:#8499b0;
  --line:rgba(16,38,58,.10);
  --line-soft:rgba(16,38,58,.06);

  --blue:#0066ff;      /* MHM */
  --cyan:#00cfe8;
  --teal:#0891b2;      /* DECO */
  --mint:#10b981;
  --purple:#7b2fff;    /* AEO */
  --gold:#f0a92b;      /* highlight */
  --rose:#f43f6b;      /* alert */

  --glass:rgba(255,255,255,.72);
  --glass-2:rgba(255,255,255,.55);
  --shadow-s:0 2px 10px rgba(20,50,90,.06);
  --shadow-m:0 10px 30px rgba(20,50,90,.10);
  --shadow-l:0 24px 60px rgba(20,50,90,.16);
  --r:18px; --r-s:12px;
  --nav-h:64px;
  --side-w:300px;
}

*{margin:0;padding:0;box-sizing:border-box}
:where(svg){width:1em;height:1em;flex:0 0 auto}  /* icon safety net */
html{scroll-behavior:auto}                         /* Lenis owns scroll */
body{
  font-family:var(--f-bn);
  color:var(--ink);
  background:
    radial-gradient(1200px 700px at 85% -10%, rgba(0,102,255,.10), transparent 60%),
    radial-gradient(1000px 600px at -10% 10%, rgba(8,145,178,.10), transparent 55%),
    radial-gradient(900px 700px at 50% 120%, rgba(123,47,255,.08), transparent 60%),
    var(--bg);
  line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
::selection{background:rgba(0,102,255,.18)}
.bn-num,.num{font-family:var(--f-bn)}

/* scrollbars */
*::-webkit-scrollbar{width:11px;height:11px}
*::-webkit-scrollbar-thumb{background:rgba(16,38,58,.18);border-radius:20px;border:3px solid transparent;background-clip:content-box}
*::-webkit-scrollbar-thumb:hover{background:rgba(16,38,58,.30);background-clip:content-box}

/* ===================== NAVBAR ===================== */
.nav{
  position:fixed;top:0;left:0;right:0;height:var(--nav-h);z-index:100;
  display:flex;align-items:center;gap:18px;padding:0 22px;
  background:rgba(247,249,253,.7);backdrop-filter:blur(18px) saturate(1.4);
  -webkit-backdrop-filter:blur(18px) saturate(1.4);
  border-bottom:1px solid var(--line-soft);transition:height .3s,box-shadow .3s,background .3s;
}
.nav.shrink{height:54px;box-shadow:var(--shadow-s);background:rgba(247,249,253,.86)}
.nav .brand{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.02em;cursor:pointer}
.nav .brand .logo{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;color:#fff;
  background:linear-gradient(135deg,var(--blue),var(--teal));box-shadow:0 6px 16px rgba(0,102,255,.35)}
.nav .brand .logo svg{width:19px;height:19px}
.nav .brand b{font-size:15px}
.nav .brand span{font-size:11px;color:var(--ink-faint);font-weight:600;display:block;margin-top:-3px;font-family:var(--f-en)}
.nav .spacer{flex:1}
.nav .nlink{font-size:13.5px;font-weight:600;color:var(--ink-soft);padding:8px 12px;border-radius:10px;cursor:pointer;transition:.2s;white-space:nowrap}
.nav .nlink:hover{color:var(--ink);background:rgba(0,102,255,.08)}
.nav-links{display:flex;gap:2px}
.nav .iconbtn{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;cursor:pointer;color:var(--ink-soft);transition:.2s;border:1px solid var(--line-soft);background:var(--glass-2)}
.nav .iconbtn:hover{color:var(--blue);border-color:rgba(0,102,255,.3)}
.nav .iconbtn svg{width:18px;height:18px}
.nav .prog{display:flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;color:var(--ink-soft);font-family:var(--f-en)}
.nav .prog .ring{--p:0}
.hamb{display:none}

/* ===================== HERO ===================== */
.hero{position:relative;min-height:100svh;display:grid;place-items:center;text-align:center;padding:calc(var(--nav-h) + 30px) 22px 60px;overflow:hidden}
#hero3d{position:absolute;inset:0;z-index:0}
.hero-inner{position:relative;z-index:2;max-width:960px}
.hero h1{font-size:clamp(2.1rem,5.4vw,4.1rem);font-weight:850;letter-spacing:-.03em;line-height:1.08;margin-bottom:18px}
.hero h1 .grad{background:linear-gradient(110deg,var(--blue),var(--teal) 55%,var(--purple));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{font-size:clamp(1rem,2vw,1.22rem);color:var(--ink-soft);max-width:680px;margin:0 auto 30px;font-weight:500}
.hero .ctas{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:46px}
.btn{font-family:var(--f-bn);font-weight:700;font-size:15px;padding:14px 26px;border-radius:14px;cursor:pointer;border:0;display:inline-flex;align-items:center;gap:9px;transition:transform .2s,box-shadow .3s;text-align:center}
.btn svg{width:18px;height:18px}
.btn-pri{color:#fff;background:linear-gradient(120deg,var(--blue),var(--teal));box-shadow:0 12px 30px rgba(0,102,255,.34)}
.btn-pri:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(0,102,255,.44)}
.btn-alert{color:#fff;background:linear-gradient(120deg,var(--rose),#ff7a3d);box-shadow:0 12px 30px rgba(244,63,107,.3)}
.btn-alert:hover{transform:translateY(-3px)}
.btn-ghost{color:var(--ink);background:var(--glass);border:1px solid var(--line)}
.btn-ghost:hover{transform:translateY(-3px);box-shadow:var(--shadow-m)}

.hero-stats{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.stat{background:var(--glass);backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:var(--r);padding:18px 24px;min-width:140px;box-shadow:var(--shadow-s)}
.stat .v{font-size:2.2rem;font-weight:850;line-height:1;letter-spacing:-.02em;
  background:linear-gradient(120deg,var(--blue),var(--teal));-webkit-background-clip:text;background-clip:text;color:transparent;font-family:var(--f-bn)}
.stat .l{font-size:12.5px;color:var(--ink-soft);font-weight:600;margin-top:7px}

.scrolldown{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);z-index:2;color:var(--ink-faint);font-size:11px;display:flex;flex-direction:column;align-items:center;gap:5px;font-family:var(--f-en);letter-spacing:.1em}
.scrolldown .m{width:22px;height:34px;border:2px solid var(--ink-faint);border-radius:12px;position:relative}
.scrolldown .m::after{content:'';position:absolute;top:6px;left:50%;transform:translateX(-50%);width:3px;height:7px;border-radius:3px;background:var(--ink-faint);animation:mscroll 1.5s infinite}
@keyframes mscroll{0%{opacity:0;top:6px}40%{opacity:1}80%{opacity:0;top:16px}100%{opacity:0}}

/* ===================== APP SHELL ===================== */
.shell{display:grid;grid-template-columns:var(--side-w) 1fr;gap:0;max-width:1480px;margin:0 auto;padding:0 18px;align-items:start}
.sidebar{position:sticky;top:calc(var(--nav-h) + 14px);height:calc(100svh - var(--nav-h) - 26px);overflow-y:auto;padding:14px 12px 30px;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow-s);margin:14px 14px 30px 0}
.sidebar::-webkit-scrollbar{width:8px}
.side-h{font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-faint);padding:14px 12px 6px;font-family:var(--f-en)}
.snav{display:flex;flex-direction:column;gap:2px}
.snav .item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:11px;cursor:pointer;font-size:13.5px;font-weight:600;color:var(--ink-soft);transition:.18s;position:relative}
.snav .item svg{width:16px;height:16px;opacity:.8}
.snav .item:hover{background:rgba(0,102,255,.07);color:var(--ink)}
.snav .item.active{background:linear-gradient(120deg,rgba(0,102,255,.13),rgba(8,145,178,.10));color:var(--blue)}
.snav .item.active::before{content:'';position:absolute;left:0;top:18%;height:64%;width:3px;border-radius:3px;background:linear-gradient(var(--blue),var(--teal))}
.snav .month{margin-top:4px}
.snav .month>.item{font-weight:700;color:var(--ink)}
.snav .badge{margin-left:auto;font-size:10.5px;font-weight:700;background:rgba(16,38,58,.07);color:var(--ink-soft);padding:2px 8px;border-radius:20px;font-family:var(--f-bn)}
.snav .weeks{display:none;flex-direction:column;gap:1px;padding:3px 0 4px 8px;margin-left:8px;border-left:1.5px dashed var(--line)}
.snav .month.open .weeks{display:flex;animation:fadeIn .3s}
.snav .month.open>.item .chev{transform:rotate(90deg)}
.snav .chev{margin-left:auto;transition:.25s;opacity:.5}
.snav .wk{display:flex;align-items:center;gap:9px;padding:7px 11px;border-radius:9px;cursor:pointer;font-size:12.5px;color:var(--ink-soft);font-weight:500;transition:.15s}
.snav .wk:hover{background:rgba(8,145,178,.08);color:var(--ink)}
.snav .wk.active{color:var(--teal);font-weight:700;background:rgba(8,145,178,.1)}
.snav .wk .dot{width:9px;height:9px;border-radius:50%;border:2px solid var(--line);flex:0 0 auto;transition:.2s}
.snav .wk.done .dot{background:var(--mint);border-color:var(--mint);box-shadow:0 0 0 3px rgba(16,185,129,.18)}
.snav .wk .wkn{font-family:var(--f-bn);font-weight:700;min-width:18px}

/* ===================== CONTENT ===================== */
.content{min-height:60vh;padding:14px 6px 60px}
.loader{display:none;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:80px 0;color:var(--ink-faint)}
.loader.on{display:flex}
.loader #lottieload{width:92px;height:92px}
.loader .spin{width:84px;height:84px}
.loader .spin{border:4px solid var(--line);border-top-color:var(--blue);border-radius:50%;animation:rot .8s linear infinite}
@keyframes rot{to{transform:rotate(360deg)}}
.loader span{font-size:13px;font-weight:600;font-family:var(--f-bn)}

.doc{animation:none}
/* week / doc header */
.dochead{display:flex;align-items:center;gap:20px;flex-wrap:wrap;background:var(--glass);border:1px solid var(--line);border-radius:var(--r);padding:22px 26px;box-shadow:var(--shadow-s);margin-bottom:22px;position:relative;overflow:hidden}
.dochead::after{content:'';position:absolute;right:-40px;top:-40px;width:200px;height:200px;border-radius:50%;background:radial-gradient(circle,rgba(0,102,255,.12),transparent 70%)}
.dochead .ring{position:relative;width:74px;height:74px;flex:0 0 auto}
.dochead .ring svg{width:74px;height:74px;transform:rotate(-90deg)}
.dochead .ring .pct{position:absolute;inset:0;display:grid;place-items:center;font-weight:800;font-size:15px;font-family:var(--f-bn);color:var(--teal)}
.dochead .ht{flex:1;min-width:220px}
.dochead .eyebrow{font-size:12px;font-weight:800;letter-spacing:.06em;color:var(--blue);text-transform:uppercase;font-family:var(--f-en);margin-bottom:4px}
.dochead h2{font-size:clamp(1.3rem,2.6vw,1.9rem);font-weight:820;letter-spacing:-.02em;line-height:1.18}
.dochead .meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.tag{font-size:11.5px;font-weight:700;padding:4px 11px;border-radius:20px;font-family:var(--f-bn)}
.tag.t-time{background:rgba(240,169,43,.16);color:#b07410}
.tag.t-month{background:rgba(123,47,255,.13);color:var(--purple)}
.tag.t-task{background:rgba(0,102,255,.12);color:var(--blue)}

/* rendered markdown body */
.md{background:var(--glass);border:1px solid var(--line);border-radius:var(--r);padding:30px 34px;box-shadow:var(--shadow-s);font-size:15.3px;color:var(--ink)}
.md.wide{max-width:none}
.md h1{font-size:1.7rem;font-weight:840;letter-spacing:-.02em;margin:6px 0 16px;line-height:1.2}
.md h2{font-size:1.32rem;font-weight:800;margin:30px 0 14px;letter-spacing:-.01em;display:flex;align-items:center;gap:10px}
.md h2:first-child{margin-top:0}
.md h3{font-size:1.12rem;font-weight:780;margin:26px 0 12px}
.md h2 .sec{font-size:.78em;font-weight:800;padding:5px 14px;border-radius:10px;color:#fff;display:inline-flex;align-items:center;gap:8px;letter-spacing:.01em}
.md h2 .sec svg{width:16px;height:16px}
.sec.mhm{background:linear-gradient(120deg,var(--blue),#3b82f6)}
.sec.deco{background:linear-gradient(120deg,var(--teal),var(--mint))}
.sec.common{background:linear-gradient(120deg,var(--purple),#a855f7)}
.sec.done{background:linear-gradient(120deg,var(--mint),#34d399)}
.sec.goal{background:linear-gradient(120deg,var(--gold),#f59e0b)}
.md p{margin:12px 0;color:var(--ink-soft)}
.md blockquote{border-left:4px solid var(--blue);background:linear-gradient(90deg,rgba(0,102,255,.06),transparent);padding:12px 18px;border-radius:0 12px 12px 0;margin:16px 0;color:var(--ink-soft);font-size:14.5px}
.md strong{color:var(--ink);font-weight:750}
.md a{color:var(--blue);font-weight:600;border-bottom:1px solid rgba(0,102,255,.25)}
.md a:hover{border-color:var(--blue)}
.md code{font-family:var(--f-mono);font-size:.86em;background:rgba(16,38,58,.07);padding:2px 7px;border-radius:6px;color:#0b4aa2}
.md ul,.md ol{padding-left:22px;margin:12px 0}
.md li{margin:7px 0}
.md hr{border:0;height:1px;background:var(--line);margin:26px 0}
.md table{width:100%;border-collapse:collapse;margin:18px 0;font-size:13.6px;border-radius:12px;overflow:hidden;box-shadow:var(--shadow-s)}
.md th{background:linear-gradient(120deg,rgba(0,102,255,.12),rgba(8,145,178,.1));font-weight:800;text-align:left;padding:11px 14px;color:var(--ink)}
.md td{padding:10px 14px;border-top:1px solid var(--line-soft);color:var(--ink-soft);vertical-align:top}
.md tr:nth-child(even) td{background:rgba(16,38,58,.02)}

/* TASK CARDS (enhanced from task-list-item) */
.md ul.contains-task-list{list-style:none;padding-left:0;display:grid;gap:14px}
.md li.task-list-item{margin:0;background:var(--bg2);border:1px solid var(--line);border-left:4px solid var(--blue);border-radius:14px;padding:16px 18px;transition:box-shadow .25s,transform .25s,border-color .25s;position:relative}
.md li.task-list-item:hover{box-shadow:var(--shadow-m);transform:translateY(-2px)}
.md li.task-list-item.done{border-left-color:var(--mint);background:linear-gradient(90deg,rgba(16,185,129,.06),var(--bg2))}
.md li.task-list-item.done .tk-title{color:var(--ink-faint);text-decoration:line-through}
.deco-scope .md li.task-list-item{border-left-color:var(--teal)}
.md li.task-list-item input[type=checkbox]{appearance:none;-webkit-appearance:none;width:21px;height:21px;border:2px solid var(--ink-faint);border-radius:7px;cursor:pointer;flex:0 0 auto;position:relative;transition:.2s;margin-right:4px;vertical-align:top}
.md li.task-list-item input[type=checkbox]:hover{border-color:var(--blue)}
.md li.task-list-item input[type=checkbox]:checked{background:var(--mint);border-color:var(--mint)}
.md li.task-list-item input[type=checkbox]:checked::after{content:'';position:absolute;left:6px;top:2px;width:5px;height:10px;border:solid #fff;border-width:0 2.5px 2.5px 0;transform:rotate(45deg)}
.tk{display:flex;gap:12px;align-items:flex-start}
.tk-body{flex:1;min-width:0}
.tk-title{font-weight:740;font-size:14.8px;color:var(--ink);line-height:1.45;margin-bottom:8px}
.tk-how{font-size:14px;color:var(--ink-soft);line-height:1.62}
.tk-how b{color:var(--ink)}
.tk-chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:11px}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:11.8px;font-weight:650;padding:5px 11px;border-radius:9px;line-height:1.3;font-family:var(--f-bn)}
.chip svg{width:13px;height:13px}
.chip.c-tool{background:rgba(16,185,129,.13);color:#0a7d57}
.chip.c-target{background:rgba(0,102,255,.12);color:#0a52c9}
.chip.c-why{background:rgba(240,169,43,.16);color:#a06a0c}
.chip.c-src{background:rgba(123,47,255,.12);color:#6a25d8;font-family:var(--f-mono);font-size:11px}
.md li.task-list-item ul{margin-top:10px;padding-left:6px;display:grid;gap:8px}
.md li.task-list-item ul li{font-size:13.4px;color:var(--ink-soft);list-style:none;padding-left:16px;position:relative}
.md li.task-list-item ul li::before{content:'';position:absolute;left:2px;top:9px;width:6px;height:6px;border-radius:50%;background:var(--cyan)}
.md li.task-list-item ul li .tk-chips{margin-top:7px;margin-bottom:2px}
.md li.task-list-item ul li .li-text{color:var(--ink-soft)}
.md li.task-list-item ul li .li-text b{color:var(--ink)}

/* reveal */
.rv{opacity:0;transform:translateY(18px)}

/* ===================== TACTIC EXPLORER ===================== */
.tx-head{margin-bottom:18px}
.tx-filters{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 22px}
.tx-filters .f{font-size:12.5px;font-weight:700;padding:8px 14px;border-radius:11px;cursor:pointer;background:var(--glass);border:1px solid var(--line);color:var(--ink-soft);transition:.2s}
.tx-filters .f:hover{color:var(--ink);box-shadow:var(--shadow-s)}
.tx-filters .f.active{background:linear-gradient(120deg,var(--blue),var(--teal));color:#fff;border-color:transparent}
.tx-grid{display:grid;gap:14px}

/* ===================== SEARCH OVERLAY ===================== */
.search-ov{position:fixed;inset:0;z-index:200;background:rgba(16,38,58,.4);backdrop-filter:blur(6px);display:none;align-items:flex-start;justify-content:center;padding-top:12vh;opacity:0;transition:opacity .25s}
.search-ov.on{display:flex;opacity:1}
.search-box{width:min(680px,92vw);background:var(--bg2);border-radius:18px;box-shadow:var(--shadow-l);overflow:hidden;border:1px solid var(--line);transform:translateY(-14px);transition:transform .25s}
.search-ov.on .search-box{transform:none}
.search-box .si{display:flex;align-items:center;gap:12px;padding:18px 22px;border-bottom:1px solid var(--line)}
.search-box .si svg{width:20px;height:20px;color:var(--ink-faint)}
.search-box input{flex:1;border:0;background:transparent;font-family:var(--f-bn);font-size:17px;color:var(--ink);outline:none}
.search-box .res{max-height:54vh;overflow-y:auto;padding:8px}
.search-box .r{padding:11px 16px;border-radius:11px;cursor:pointer;display:flex;align-items:center;gap:12px;transition:.15s}
.search-box .r:hover,.search-box .r.sel{background:rgba(0,102,255,.09)}
.search-box .r .ic{width:32px;height:32px;border-radius:9px;display:grid;place-items:center;color:#fff;flex:0 0 auto}
.search-box .r .ic svg{width:16px;height:16px}
.search-box .r .tt{font-weight:700;font-size:13.6px}
.search-box .r .ds{font-size:12px;color:var(--ink-faint)}
.search-box .hint{padding:14px 22px;font-size:12px;color:var(--ink-faint);border-top:1px solid var(--line-soft);font-family:var(--f-en)}
mark{background:rgba(240,169,43,.4);color:inherit;border-radius:3px;padding:0 2px}

/* ===================== FOOTER ===================== */
.foot{text-align:center;padding:40px 22px;color:var(--ink-faint);font-size:13px;border-top:1px solid var(--line-soft);margin-top:30px}
.foot a{color:var(--teal);font-weight:700}
.foot .credit{margin-top:8px;font-size:13.5px;color:var(--ink-soft)}

/* extra component glue */
.tk-grow{flex:1;min-width:0}
.eyebrow svg{width:13px;height:13px;vertical-align:-2px;margin-right:3px}
.tag svg{width:12px;height:12px;vertical-align:-1px;margin-right:2px}
.md li.task-list-item.scope-deco{border-left-color:var(--teal)}
.md li.task-list-item.scope-common{border-left-color:var(--purple)}
.md li.task-list-item.scope-other,.md li.task-list-item.scope-done{border-left-color:var(--mint)}
.snav .item.alert{color:#c52a4e;background:rgba(244,63,107,.08)}
.snav .item.alert:hover{background:rgba(244,63,107,.14)}
.snav .item.alert svg{color:var(--rose)}

/* month → week-card grid */
.wk-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(252px,1fr));gap:16px}
.wk-card{background:var(--glass);border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;cursor:pointer;box-shadow:var(--shadow-s);transition:transform .25s,box-shadow .25s,border-color .25s;position:relative;overflow:hidden}
.wk-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:rgba(0,102,255,.3)}
.wk-card::after{content:'';position:absolute;right:-30px;bottom:-30px;width:120px;height:120px;border-radius:50%;background:radial-gradient(circle,rgba(8,145,178,.1),transparent 70%)}
.wk-card .wc-top{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.wk-card .wc-n{font-family:var(--f-bn);font-weight:850;font-size:1.9rem;line-height:1;background:linear-gradient(120deg,var(--blue),var(--teal));-webkit-background-clip:text;background-clip:text;color:transparent}
.wk-card .wc-bar{flex:1;height:7px;border-radius:7px;background:rgba(16,38,58,.08);overflow:hidden}
.wk-card .wc-bar i{display:block;height:100%;border-radius:7px;background:linear-gradient(90deg,var(--mint),var(--teal));transition:width .5s}
.wk-card .wc-th{font-weight:730;font-size:14.6px;line-height:1.42;color:var(--ink);min-height:42px;position:relative;z-index:1}
.wk-card .wc-foot{display:flex;justify-content:space-between;align-items:center;margin-top:14px;font-size:12.5px;color:var(--ink-faint);font-weight:600}
.wk-card .wc-go{color:var(--blue);font-weight:700}

/* ===================== DARK THEME ===================== */
.ico-sun{display:none}
body.dark .ico-sun{display:block}
body.dark .ico-moon{display:none}
body.dark{
  --bg:#0c1320; --bg2:#131d2e; --ink:#e8eef7; --ink-soft:#a3b5cb; --ink-faint:#74879e;
  --line:rgba(255,255,255,.11); --line-soft:rgba(255,255,255,.06);
  --glass:rgba(255,255,255,.045); --glass-2:rgba(255,255,255,.03);
  --shadow-s:0 2px 12px rgba(0,0,0,.4); --shadow-m:0 12px 34px rgba(0,0,0,.5); --shadow-l:0 26px 64px rgba(0,0,0,.6);
  background:
    radial-gradient(1200px 700px at 85% -10%, rgba(0,102,255,.20), transparent 60%),
    radial-gradient(1000px 600px at -10% 10%, rgba(8,145,178,.18), transparent 55%),
    radial-gradient(900px 700px at 50% 120%, rgba(123,47,255,.16), transparent 60%),
    var(--bg);
}
body.dark .nav{background:rgba(12,19,32,.72);border-bottom-color:rgba(255,255,255,.07)}
body.dark .nav.shrink{background:rgba(12,19,32,.9)}
body.dark .nav .iconbtn{background:rgba(255,255,255,.05)}
body.dark .stat,body.dark .btn-ghost{background:rgba(255,255,255,.05)}
body.dark .md code{background:rgba(255,255,255,.09);color:#7db4ff}
body.dark .md tr:nth-child(even) td{background:rgba(255,255,255,.025)}
body.dark .md li.task-list-item{background:rgba(255,255,255,.03)}
body.dark .md li.task-list-item.done{background:linear-gradient(90deg,rgba(16,185,129,.1),rgba(255,255,255,.03))}
body.dark .wk-card,body.dark .dochead,body.dark .md,body.dark .sidebar{background:rgba(255,255,255,.04)}
body.dark .chip.c-tool{background:rgba(16,185,129,.16);color:#4fe0a8}
body.dark .chip.c-target{background:rgba(0,102,255,.18);color:#7db4ff}
body.dark .chip.c-why{background:rgba(240,169,43,.18);color:#f5c66b}
body.dark .chip.c-src{background:rgba(123,47,255,.2);color:#b98cff}
body.dark .tag.t-time{background:rgba(240,169,43,.2);color:#f5c66b}
body.dark .search-box,body.dark .rep-sheet{background:#131d2e}
body.dark mark{background:rgba(240,169,43,.32);color:#fff}
body.dark .snav .item.alert{color:#ff8aa3;background:rgba(244,63,107,.12)}
body.dark .note-area{background:rgba(0,0,0,.25);color:var(--ink)}

/* ===================== TASK NOTE ===================== */
.tk-note{margin-top:10px}
.note-btn{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:700;color:var(--ink-soft);background:rgba(16,38,58,.05);border:1px solid var(--line);padding:4px 10px;border-radius:8px;cursor:pointer;transition:.2s}
.note-btn svg{width:13px;height:13px}
.note-btn:hover{color:var(--blue);border-color:rgba(0,102,255,.3)}
.note-btn.has{color:var(--mint);border-color:rgba(16,185,129,.4);background:rgba(16,185,129,.08)}
.note-area{display:none;width:100%;margin-top:8px;border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-family:var(--f-bn);font-size:13.5px;color:var(--ink);background:#fff;resize:vertical;min-height:62px;outline:none;line-height:1.55}
.note-area.on{display:block}
.note-area:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(0,102,255,.12)}

/* ===================== REPORTS ===================== */
.rep-toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:16px 0 18px}
.rep-seg{display:flex;gap:3px;background:var(--glass);border:1px solid var(--line);border-radius:12px;padding:4px}
.rep-seg .s{font-size:12.5px;font-weight:700;padding:7px 14px;border-radius:9px;cursor:pointer;color:var(--ink-soft);transition:.2s}
.rep-seg .s.active{background:linear-gradient(120deg,var(--blue),var(--teal));color:#fff}
.rep-sel{font-family:var(--f-bn);font-size:13.5px;font-weight:600;padding:9px 14px;border-radius:11px;border:1px solid var(--line);background:var(--glass);color:var(--ink);cursor:pointer}
.rep-export{display:flex;gap:9px;margin-left:auto;flex-wrap:wrap}
.rep-export .btn{padding:10px 16px;font-size:13px}
.btn-pdf{color:#fff;background:linear-gradient(120deg,#e0464f,#f0722b)}
.btn-xls{color:#fff;background:linear-gradient(120deg,#107c41,#16a34a)}
.btn-print{color:var(--ink);background:var(--glass);border:1px solid var(--line)}
.rep-sheet{background:var(--bg2);border:1px solid var(--line);border-radius:var(--r);padding:30px 34px;box-shadow:var(--shadow-s)}
.rep-sheet h1{font-size:1.5rem;font-weight:850;margin-bottom:4px}
.rep-sheet .rsub{color:var(--ink-faint);font-size:13px;margin-bottom:20px;font-family:var(--f-en)}
.rep-kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px;margin-bottom:22px}
.rep-kpi{background:var(--glass);border:1px solid var(--line);border-radius:14px;padding:14px 16px;text-align:center}
.rep-kpi .v{font-size:1.7rem;font-weight:850;font-family:var(--f-bn);background:linear-gradient(120deg,var(--blue),var(--teal));-webkit-background-clip:text;background-clip:text;color:transparent}
.rep-kpi .l{font-size:11.5px;color:var(--ink-soft);font-weight:600;margin-top:4px}
.rep-bar{height:12px;border-radius:8px;background:rgba(16,38,58,.08);overflow:hidden;margin:4px 0 24px}
.rep-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--mint),var(--teal));border-radius:8px;transition:width .6s}
.rep-block{margin-bottom:24px}
.rep-block h3{font-size:1.05rem;font-weight:800;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.rep-item{display:flex;gap:10px;padding:9px 0;border-bottom:1px dashed var(--line-soft);font-size:13.8px}
.rep-item .ck{flex:0 0 auto;color:var(--mint)}.rep-item.pending .ck{color:var(--ink-faint)}
.rep-item .ri-b{flex:1}
.rep-item .ri-note{font-size:12.5px;color:var(--ink-soft);margin-top:3px;padding-left:2px;border-left:2px solid var(--gold);padding-left:8px}
.rep-empty{color:var(--ink-faint);font-size:13px;padding:10px 0}
@media print{
  .nav,.sidebar,.hero,.foot,.backdrop,.rep-toolbar,.scrolldown,#hero3d{display:none!important}
  .shell{grid-template-columns:1fr;padding:0}
  .content{padding:0}
  .rep-sheet{box-shadow:none;border:none;padding:0}
  body{background:#fff}
}

/* fade utility */
@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ===================== MOBILE ===================== */
.backdrop{display:none}
@media(max-width:980px){
  :root{--side-w:0px}
  .nav-links{display:none}
  .hamb{display:grid}
  .shell{grid-template-columns:1fr;padding:0 12px}
  .sidebar{position:fixed;top:0;left:0;height:100svh;width:284px;z-index:120;margin:0;border-radius:0 18px 18px 0;
    transform:translateX(-104%);transition:transform .32s cubic-bezier(.4,0,.2,1);padding-top:18px}
  .sidebar.open{transform:none;box-shadow:var(--shadow-l)}
  .backdrop{position:fixed;inset:0;background:rgba(16,38,58,.45);z-index:115;display:none}
  .backdrop.on{display:block}
  .content{padding:14px 2px 50px}
  .md{padding:22px 18px;font-size:14.8px}
  .dochead{padding:18px}
}
@media(max-width:560px){
  .hero-stats{gap:9px}
  .stat{min-width:128px;padding:14px 16px;flex:1 1 40%}
  .stat .v{font-size:1.8rem}
  .md table{font-size:12.4px}
  .md th,.md td{padding:8px 9px}
  .tk-chips{gap:5px}
}