/*
Theme Name: Site Theme
Theme URI: 
Author: 
Author URI: 
Description: Custom site theme.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
License: All Rights Reserved
Text Domain: p24
*/
:root{
  --cream:#FBF6EC;
  --paper:#FFFDF8;
  --ink:#14324A;
  --ink-2:#3C5366;
  --muted:#5B6B78;
  --line:#E6DDCB;
  --red:#C2402C;
  --red-deep:#A7331F;
  --red-soft:#FBE6DC;
  --green:#1E6A4A;
  --green-deep:#185A3E;
  --mint:#E8F2EA;
  --butter:#FCEFC7;
  --yellow:#F2C343;
  --navy:#13304A;
  --shadow:0 1px 2px rgba(20,50,74,.06),0 8px 24px -12px rgba(20,50,74,.18);
  --radius:16px;
  --serif:"Lora",Georgia,"Times New Roman",serif;
  --sans:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --nav-h:0px;
  --g:15px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:84px}
body{margin:0;background:var(--cream);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.65;overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:var(--green)}
a:hover{color:var(--green-deep)}
h1,h2,h3{font-family:var(--serif);color:var(--ink);line-height:1.2;margin:0}
p{margin:0 0 1em}
button,input,select,textarea{font:inherit;color:inherit}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
.wrap{max-width:1180px;margin:0 auto;padding:0 32px}
.ico{width:20px;height:20px;flex:none}
.emo{width:48px;height:48px;flex:none}
:focus-visible{outline:3px solid var(--yellow);outline-offset:2px;border-radius:6px}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(251,246,236,.92);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;gap:28px;height:68px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:800;font-size:24px;letter-spacing:-.02em}
.logo .ico{width:30px;height:30px;color:var(--red)}
.logo:hover{color:var(--ink)}
.main-nav{display:flex;gap:4px;margin-left:12px;padding-left:24px;border-left:1px solid var(--line)}
.main-nav a{position:relative;text-decoration:none;color:var(--ink-2);font-weight:500;font-size:16px;padding:10px 14px;border-radius:10px}
.main-nav a:hover{background:var(--mint);color:var(--ink)}
.main-nav a.is-active{color:var(--ink)}
.main-nav a.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;border-radius:3px;background:var(--red)}
.header-tag{margin-left:auto;font-size:15px;font-style:italic;color:var(--muted);padding-left:20px;border-left:1px solid var(--line)}
.today-pill{display:none}

/* ---------- Hero ---------- */
.hero{padding:56px 0 40px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;right:-120px;top:40px;width:560px;height:360px;background:radial-gradient(closest-side,rgba(30,106,74,.07),transparent);pointer-events:none}
.hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
.eyebrow{display:inline-block;font-size:15px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--green);margin-bottom:14px}
.hero h1{font-size:clamp(42px,5.4vw,66px);font-weight:700;letter-spacing:-.02em}
.hero-slogan{font-size:22px;font-weight:600;color:var(--ink-2);margin:10px 0 0}
.tet-more{color:#fff;text-decoration:underline;font-weight:600}
.brush{position:relative;display:inline-block}
.brush::after{content:"";position:absolute;left:-4px;right:20%;bottom:-10px;height:9px;background:var(--yellow);border-radius:50% 40% 60% 30%/60% 50% 50% 40%;transform:rotate(-1.2deg);z-index:-1}
.hero-lede{font-size:19px;color:var(--ink-2);max-width:520px;margin:28px 0 24px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.chip{display:inline-flex;align-items:center;gap:8px;background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-size:15px;color:var(--ink-2);text-decoration:none}
.chip:hover{border-color:var(--green);color:var(--green)}
.chip .ico{width:18px;height:18px;color:var(--green)}

.desk{position:relative;padding:28px 10px 10px 40px}
.desk .flower{position:absolute;left:-6px;top:-4px;width:96px;height:96px;transform:rotate(-14deg);filter:drop-shadow(0 4px 6px rgba(0,0,0,.08))}
.desk .moon{position:absolute;right:6px;top:0;width:52px;height:52px;transform:rotate(18deg)}
.cal{position:relative;background:var(--paper);border-radius:20px;box-shadow:0 30px 50px -30px rgba(120,40,20,.45),0 2px 0 rgba(0,0,0,.03);display:grid;grid-template-columns:1fr 1.15fr;overflow:hidden;border:1px solid #EBDDCB}
.cal::before{content:"";position:absolute;inset:0 0 auto 0;height:62px;background:linear-gradient(180deg,#D24A33,#BD3D28)}
.rings{position:absolute;top:-16px;left:0;right:0;display:flex;justify-content:center;gap:120px;z-index:3}
.rings span{width:16px;height:40px;border:4px solid #8D7A68;border-radius:10px;background:transparent;box-shadow:inset 0 0 0 2px rgba(255,255,255,.4)}
.cal-day{position:relative;z-index:1;text-align:center;padding:18px 18px 26px;border-right:1px dashed #E6D6C2}
.cal-dow{color:#fff;font-weight:800;font-size:22px;letter-spacing:.06em;height:44px;display:flex;align-items:center;justify-content:center}
.cal-num{font-family:var(--sans);font-weight:800;font-size:108px;line-height:1;letter-spacing:-.05em;margin-top:26px;color:var(--ink)}
.cal-month{display:inline-block;margin-top:14px;padding:4px 14px;background:var(--butter);border-radius:8px;font-weight:700;font-size:17px;color:var(--ink);text-transform:uppercase}
.cal-lunar{margin-top:10px;font-size:15px;color:var(--muted)}
.cal-grid{position:relative;z-index:1;padding:76px 18px 18px}
.cal-grid table{width:100%;border-collapse:collapse;text-align:center;font-size:15px}
.cal-grid th{font-weight:700;color:var(--ink-2);padding:4px 0 8px;font-size:14px}
.cal-grid td{padding:3px 0;color:var(--ink)}
.cal-grid td span{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%}
.cal-grid td.is-today span{background:var(--red);color:#fff;font-weight:700}
.cal-grid td.is-sun{color:var(--red)}
.cal-grid caption{display:none}

/* ---------- Generic sections & cards ---------- */
.section{padding:56px 0}
.sec-head{display:flex;align-items:center;gap:24px;margin-bottom:28px}
.sec-head h2{font-size:clamp(30px,3.4vw,42px);font-weight:700;white-space:nowrap}
.sec-head::after{content:"";flex:1;height:1px;background:var(--ink);opacity:.35}
.sec-sub{color:var(--muted);margin:-14px 0 28px;max-width:720px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.kicker{font-size:15px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--red);margin-bottom:8px}
.kicker.green{color:var(--green)}

/* ---------- Tool 01 ---------- */
.tool{display:grid;grid-template-columns:1fr 1fr;overflow:hidden}
.tool-form{padding:28px 32px}
.tool-form h2,.tool-form h3{font-size:32px;font-weight:700;margin-bottom:22px}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field label{display:block;font-size:15px;font-weight:500;color:var(--ink-2);margin-bottom:6px}
.input{position:relative}
.input .ico{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--green);pointer-events:none}
.input input,.input select,.select{width:100%;height:50px;border:1.5px solid #D9CDB8;border-radius:10px;background:#fff;padding:0 14px 0 46px;font-size:17px;color:var(--ink);transition:border-color .15s,box-shadow .15s}
.select{padding-left:14px}
.input input:focus,.select:focus,textarea:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 4px rgba(30,106,74,.14)}
.form-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:22px;flex-wrap:wrap}
.check{display:inline-flex;align-items:center;gap:10px;font-size:16px;cursor:pointer;min-height:44px}
.check input{appearance:none;-webkit-appearance:none;width:22px;height:22px;border-radius:6px;border:2px solid var(--green);display:grid;place-items:center;margin:0;cursor:pointer;background:#fff}
.check input:checked{background:var(--green)}
.check input:checked::after{content:"";width:6px;height:11px;border:solid #fff;border-width:0 2.5px 2.5px 0;transform:rotate(45deg) translate(-1px,-1px)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 24px;border-radius:10px;border:0;background:var(--green);color:#fff;font-weight:700;font-size:17px;cursor:pointer;text-decoration:none;transition:background .15s,transform .1s}
.btn:hover{background:var(--green-deep);color:#fff}
.btn:active{transform:translateY(1px)}
.btn.red{background:var(--red)}
.btn.red:hover{background:var(--red-deep)}
.btn.ghost{background:transparent;color:var(--ink);border:1.5px solid #D9CDB8}
.btn.ghost:hover{border-color:var(--ink);color:var(--ink)}
.btn .ico{width:20px;height:20px}

.result{position:relative;background:linear-gradient(160deg,#EDF5EE,#E3EFE6);padding:28px 32px;border-left:1px solid var(--line);display:flex;flex-direction:column;justify-content:center}
.result-big{display:flex;align-items:baseline;gap:14px;font-weight:800;color:var(--red);letter-spacing:-.03em;line-height:1}
.result-big .n{font-size:clamp(64px,7vw,96px)}
.result-big .u{font-size:clamp(40px,4.4vw,60px);text-transform:uppercase}
.result-big + .underline{width:150px;height:8px;margin:8px 0 22px;background:var(--yellow);border-radius:50% 40% 60% 30%/60% 50% 50% 40%}
.result-sparks{position:absolute;right:30px;top:26px;width:44px;height:44px;color:var(--yellow)}
.result-row{display:flex;flex-wrap:wrap;gap:10px 24px;font-size:18px;color:var(--ink);padding-bottom:16px;border-bottom:1px solid rgba(20,50,74,.15)}
.result-row > span,.result-line{display:inline-flex;align-items:center;gap:10px}
.result-row .ico,.result-line .ico{color:var(--green)}
.result-line{padding-top:16px;font-size:18px;flex-wrap:wrap}
.result-note{font-size:15px;color:var(--muted);margin-top:10px}

/* ---------- Tết banner ---------- */
.tet{position:relative;background:var(--red);color:#fff;overflow:hidden;margin:16px 0}
.tet::before,.tet::after{content:"";position:absolute;width:40px;height:40px;border:2px solid rgba(255,214,150,.45);pointer-events:none}
.tet::before{right:14px;top:14px;border-left:0;border-bottom:0}
.tet::after{right:14px;bottom:14px;border-left:0;border-top:0}
.tet .wrap{position:relative;display:grid;grid-template-columns:auto 1fr;gap:40px;align-items:center;padding-top:30px;padding-bottom:30px;min-height:170px}
.tet .blossom{position:absolute;left:-26px;top:-18px;width:150px;height:150px;opacity:.95;transform:rotate(-20deg)}
.tet .blossom.b2{left:52px;top:auto;bottom:-56px;width:90px;height:90px;transform:rotate(30deg);opacity:.8}
.tet .lantern{position:absolute;right:36px;top:50%;width:90px;height:90px;transform:translateY(-50%);filter:drop-shadow(0 10px 14px rgba(0,0,0,.2));animation:sway 4s ease-in-out infinite;transform-origin:50% 0}
@keyframes sway{0%,100%{transform:translateY(-50%) rotate(-4deg)}50%{transform:translateY(-50%) rotate(4deg)}}
.tet-count{padding-left:110px;text-align:center}
.tet-count .big{font-weight:800;font-size:clamp(36px,4.4vw,54px);line-height:1;letter-spacing:-.01em;text-transform:uppercase}
.tet-count .big b{color:var(--yellow)}
.tet-count .sub{font-weight:700;font-size:clamp(18px,2vw,24px);letter-spacing:.02em;margin-top:8px;text-transform:uppercase}
.tet-date{display:inline-flex;align-items:center;gap:8px;margin-top:12px;background:#FFF4EC;color:var(--red);font-weight:700;padding:6px 16px;border-radius:999px;font-size:16px}
.tet-date .ico{width:18px;height:18px}
.tet-clock{display:flex;justify-content:center;gap:8px;margin-top:12px;font-variant-numeric:tabular-nums}
.tet-clock span{background:rgba(0,0,0,.16);border-radius:8px;padding:2px 8px;font-size:15px;font-weight:600}
.timeline{padding-right:130px;border-left:1px solid rgba(255,255,255,.3);padding-left:36px}
.tl-track{position:relative;height:96px}
.tl-line{position:absolute;left:0;right:0;top:60px;height:4px;background:rgba(255,255,255,.35);border-radius:4px}
.tl-pt{position:absolute;top:0;transform:translateX(-50%);text-align:center;font-size:14px;font-weight:700;letter-spacing:.03em;text-transform:uppercase;white-space:nowrap;line-height:1.35}
.tl-pt::after{content:"";position:absolute;left:50%;top:53px;width:18px;height:18px;margin-left:-9px;border-radius:50%;background:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.25)}
.tl-pt.is-goal::after{background:var(--yellow);box-shadow:0 0 0 5px rgba(242,195,67,.35)}
.tl-pt.below{top:78px}
.tl-pt.below::after{top:-25px}
.tl-track.has-below{height:122px}
.tl-pt.is-now{font-weight:600;opacity:.9}
.tl-pt.is-now::after{width:12px;height:12px;margin-left:-6px;top:56px;background:var(--red);border:3px solid #fff;box-shadow:none}
.tl-pt.edge-l{left:0;transform:none;text-align:left}
.tl-pt.edge-l::after{left:0;margin-left:-3px}
.tl-pt.edge-r{left:100%;transform:translateX(-100%);text-align:right}
.tl-pt.edge-r::after{left:auto;right:0;margin-left:0;margin-right:-9px}
.tl-note{font-style:italic;font-size:15px;opacity:.9;margin-top:6px;text-align:center}

/* ---------- Features grid ---------- */
.features{display:grid;grid-template-columns:1fr 1fr 1fr;grid-template-rows:auto auto;gap:16px}
.feat{position:relative;display:block;text-decoration:none;color:var(--ink);border-radius:var(--radius);padding:22px 24px;overflow:hidden;transition:transform .15s,box-shadow .15s;border:1px solid transparent}
.feat:hover{transform:translateY(-2px);box-shadow:var(--shadow);color:var(--ink)}
.feat .kicker{margin-bottom:6px}
.feat p{margin:0;font-size:18px;line-height:1.45;max-width:72%}
.feat-add{grid-row:span 2;background:var(--mint);border-color:#D4E6D8;display:flex;flex-direction:column}
.feat-add h3{font-size:30px;line-height:1.18;max-width:62%;margin-top:6px}
.feat-add .emo{position:absolute;right:20px;bottom:24px;width:120px;height:120px}
.feat-add .plus{position:absolute;right:18px;bottom:20px;width:46px;height:46px;border-radius:50%;background:var(--green);color:#fff;display:grid;place-items:center;border:4px solid var(--mint)}
.feat-lunar{background:var(--red-soft);border-color:#F5D3C4}
.feat-lunar .kicker{color:var(--red)}
.feat-holiday{background:var(--butter);border-color:#F2E0A6}
.feat-holiday .kicker{color:var(--red-deep)}
.feat-lunar .emo,.feat-holiday .emo{position:absolute;right:22px;top:50%;transform:translateY(-50%);width:64px;height:64px}
.feat-holiday .emo{width:68px;height:52px;border-radius:4px;box-shadow:0 4px 10px rgba(0,0,0,.12)}
.feat-excel{grid-column:3;grid-row:1 / span 2;padding-right:24px;background:var(--green);color:#fff}
.feat-excel:hover{color:#fff}
.feat-excel .kicker{color:#fff;font-size:17px}
.feat-excel p{color:#E6F2EA;max-width:100%;font-size:19px;margin-top:6px}
.feat-excel .kicker{display:block;max-width:100%}
.feat-excel .emo{position:absolute;right:18px;bottom:16px;width:104px;height:104px;transform:rotate(-8deg);filter:drop-shadow(0 8px 12px rgba(0,0,0,.25))}
.feat-mid{display:grid;gap:16px;grid-row:span 2}

/* ---------- Mini tools (02,03) ---------- */
.tool-pair{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.mini{padding:28px}
.mini h3{font-size:26px;margin-bottom:6px}
.mini .desc{color:var(--muted);font-size:16px;margin-bottom:18px}
.mini .fields{grid-template-columns:1fr 1fr}
.mini .field.full{grid-column:1/-1}
.seg{display:inline-flex;background:#F1EADB;border-radius:12px;padding:4px;gap:4px;margin-bottom:16px}
.seg button{white-space:nowrap;border:0;background:transparent;padding:8px 16px;border-radius:9px;font-weight:600;font-size:15px;color:var(--ink-2);cursor:pointer;min-height:40px}
.seg button[aria-pressed="true"]{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.1)}
.mini-out{margin-top:18px;padding:16px 18px;border-radius:12px;background:var(--mint);display:flex;gap:14px;align-items:center}
.mini-out.red{background:var(--red-soft)}
.mini-out .emo{width:44px;height:44px}
.mini-out strong{display:block;font-size:22px;line-height:1.3}
.mini-out span{font-size:15px;color:var(--ink-2)}
.lunar-fields{display:grid;grid-template-columns:1fr 1fr 1.3fr;gap:12px}
.lunar-fields .select{padding:0 10px}

/* ---------- Tables ---------- */
.table-wrap{width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--radius);border:1px solid var(--line);background:var(--paper);box-shadow:var(--shadow)}
.tbl{width:100%;border-collapse:collapse;font-size:16px;min-width:0}
.tbl caption{text-align:left;padding:16px 20px 0;font-weight:700;color:var(--ink-2)}
.tbl th{background:#F4EEDF;text-align:left;font-weight:700;padding:12px 16px;font-size:15px;color:var(--ink-2);white-space:nowrap}
.tbl td{padding:13px 16px;border-top:1px solid var(--line);vertical-align:top}
.tbl tr:hover td{background:#FFFBF2}
.tbl code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:15px;background:#F1EADB;padding:2px 6px;border-radius:6px;word-break:break-word}
.badge{display:inline-block;font-size:14px;font-weight:700;padding:2px 10px;border-radius:999px;background:var(--mint);color:var(--green-deep);white-space:nowrap}
.badge.red{background:var(--red-soft);color:var(--red-deep)}
.badge.gold{background:var(--butter);color:#7A5600}
.days-left{font-weight:800;color:var(--red);white-space:nowrap}
.holiday-filter{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}

/* ---------- Trust ---------- */
.trust{display:grid;grid-template-columns:.9fr 1.3fr .8fr;background:var(--mint);border-radius:0;overflow:hidden}
.trust-l{position:relative;background:var(--navy);color:#fff;padding:40px 36px 110px;overflow:hidden}
.trust-l h2{color:#fff;font-size:clamp(30px,2.8vw,38px);line-height:1.15}
.trust-l .underline{width:110px;height:6px;background:var(--yellow);border-radius:6px;margin-top:14px;transform:rotate(-2deg)}
.trust-l .emo{position:absolute;left:20px;bottom:-8px;width:110px;height:110px;opacity:.95;transform:rotate(-8deg)}
.trust-m{padding:32px 36px}
.trust-m p{margin-bottom:12px}
.trust-list{list-style:none;padding:0;margin:0}
.trust-list li{display:flex;align-items:center;gap:12px;padding:11px 0;border-top:1px solid rgba(20,50,74,.15);font-size:16px}
.trust-list li:last-child{border-bottom:1px solid rgba(20,50,74,.15)}
.trust-list .ico{color:var(--green)}
.trust-r{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px}
.note-paper{position:relative;background:#FFFDF6;border-radius:6px;box-shadow:0 10px 24px -14px rgba(0,0,0,.35);padding:18px 22px;transform:rotate(-4deg);font-family:"Caveat","Segoe Print",cursive;font-size:24px;line-height:1.5;color:var(--ink);width:190px}
.note-paper div{border-bottom:1px solid #E7DFCF}
.note-paper .emo{position:absolute;right:-26px;bottom:-20px;width:64px;height:64px;transform:rotate(10deg)}
.stamp{margin-top:26px;background:#F6C9B9;color:var(--red-deep);font-weight:700;font-size:15px;padding:8px 14px;border-radius:6px;transform:rotate(-3deg);text-align:center;line-height:1.35}

/* ---------- Prose / SEO ---------- */
.prose-grid{display:grid;grid-template-columns:240px 1fr;gap:48px;align-items:start}
.toc{position:sticky;top:96px;font-size:15px}
.toc strong{display:block;font-size:14px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.toc ol{list-style:none;padding:0;margin:0;border-left:2px solid var(--line)}
.toc a{display:block;padding:7px 0 7px 14px;margin-left:-2px;border-left:2px solid transparent;text-decoration:none;color:var(--ink-2)}
.toc a:hover{color:var(--green);border-color:var(--green)}
.prose{max-width:760px}
.prose h2{font-size:32px;margin:44px 0 14px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:23px;margin:28px 0 10px}
.prose ul,.prose ol{padding-left:22px;margin:0 0 1em}
.prose li{margin-bottom:6px}
.prose li::marker{color:var(--red)}
.figure{display:flex;gap:18px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;margin:20px 0}
.figure .emo{width:64px;height:64px}
.figure figcaption,.figure p{margin:0;font-size:16px;color:var(--ink-2)}
.figure b{color:var(--ink)}
.callout{background:var(--butter);border-radius:var(--radius);padding:18px 20px;margin:20px 0;display:flex;gap:14px}
.callout .emo{width:36px;height:36px}
.callout p{margin:0}
.steps{counter-reset:s;list-style:none;padding:0!important}
.steps li{counter-increment:s;position:relative;padding-left:48px;margin-bottom:14px}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:32px;height:32px;border-radius:50%;background:var(--green);color:#fff;font-weight:700;display:grid;place-items:center;font-size:15px}
.example{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:18px 0}
.example div{background:var(--mint);border-radius:12px;padding:14px 16px;font-size:15px}
.example b{display:block;font-size:24px;font-family:var(--serif);color:var(--green-deep)}

/* ---------- Real article content inside .prose (post_content tables/images) ---------- */
.prose figure.wp-block-table{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:20px 0;border-radius:var(--radius);border:1px solid var(--line);background:var(--paper)}
.prose figure.wp-block-table table{width:100%;border-collapse:collapse;font-size:16px;min-width:480px}
.prose figure.wp-block-table caption{text-align:left;padding:16px 20px 0;font-weight:700;color:var(--ink-2)}
.prose figure.wp-block-table th{background:#F4EEDF;text-align:left;font-weight:700;padding:12px 16px;font-size:15px;color:var(--ink-2);white-space:nowrap}
.prose figure.wp-block-table td{padding:13px 16px;border-top:1px solid var(--line);vertical-align:top}
.prose figure.wp-block-table tbody tr:nth-child(even) td{background:#FBF6EC}
.prose figure.wp-block-image{margin:20px 0;text-align:center}
.prose figure.wp-block-image img{border-radius:var(--radius);max-width:100%;height:auto}
.prose figure.wp-block-image figcaption{font-size:14px;color:var(--ink-2);margin-top:8px}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:10px;max-width:900px}
.faq details{background:var(--paper);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.faq summary{list-style:none;cursor:pointer;padding:18px 56px 18px 22px;font-weight:700;font-size:18px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:22px;top:50%;width:12px;height:12px;border-right:2.5px solid var(--green);border-bottom:2.5px solid var(--green);transform:translateY(-70%) rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq .ans{padding:0 22px 18px;color:var(--ink-2)}
.faq .ans p:last-child{margin:0}

/* ---------- Rating ---------- */
.rate{display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:center;padding:28px 32px}
.rate .emo{width:84px;height:84px}
.rate h2{font-size:28px;margin-bottom:6px}
.rate p{color:var(--muted);margin:0 0 16px}
.rate-btns{display:flex;flex-wrap:wrap;gap:12px}
.rate-btn{display:inline-flex;align-items:center;gap:10px;min-height:50px;padding:0 22px;border-radius:12px;border:1.5px solid #D9CDB8;background:#fff;font-weight:700;font-size:17px;cursor:pointer;transition:all .15s}
.rate-btn .ico{width:22px;height:22px}
.rate-btn.up:hover,.rate-btn.up[aria-pressed="true"]{border-color:var(--green);background:var(--mint);color:var(--green-deep)}
.rate-btn.down:hover,.rate-btn.down[aria-pressed="true"]{border-color:var(--red);background:var(--red-soft);color:var(--red-deep)}
.rate-more{grid-column:1/-1;display:none;border-top:1px solid var(--line);padding-top:20px}
.rate-more.show{display:block}
.rate-more legend{font-weight:700;margin-bottom:10px;padding:0}
.rate-more fieldset{border:0;padding:0;margin:0 0 14px}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{position:relative}
.tag input{position:absolute;opacity:0;inset:0;cursor:pointer}
.tag span{display:inline-flex;align-items:center;min-height:42px;padding:0 16px;border-radius:999px;border:1.5px solid #D9CDB8;background:#fff;font-size:15px;font-weight:500}
.tag input:checked + span{border-color:var(--red);background:var(--red-soft);color:var(--red-deep)}
.tag input:focus-visible + span{outline:3px solid var(--yellow)}
.rate textarea{width:100%;min-height:96px;border:1.5px solid #D9CDB8;border-radius:12px;padding:12px 14px;resize:vertical;background:#fff;font-size:16px}
.rate-thanks{grid-column:1/-1;display:none;align-items:center;gap:12px;background:var(--mint);border-radius:12px;padding:14px 18px;font-weight:600;color:var(--green-deep)}
.rate-thanks.show{display:flex}

/* ---------- Guides ---------- */
.guides{display:grid;grid-template-columns:1.6fr 1fr 1fr;border-top:1px solid var(--line)}
.guide{display:flex;gap:22px;align-items:center;padding:22px 26px;text-decoration:none;color:var(--ink);border-right:1px solid var(--line)}
.guide:last-child{border-right:0}
.guide:hover{background:var(--paper);color:var(--ink)}
.guide h3{font-size:22px;line-height:1.3}
.guide .arrow{display:block;margin-top:10px;color:var(--red);width:22px;height:22px}
.guide-img{position:relative;flex:none;width:190px;height:120px;border-radius:12px;background:linear-gradient(135deg,#DCEBDF,#F4EEDF);overflow:hidden}
.guide-img .lap{position:absolute;left:24px;top:12px;width:120px;height:120px}
.guide-img .xl{position:absolute;right:22px;bottom:14px;width:52px;height:52px;filter:drop-shadow(0 4px 6px rgba(0,0,0,.2))}
.guide-img .plant{position:absolute;left:-6px;bottom:6px;width:46px;height:46px}
.guide .gi{width:52px;height:52px;flex:none}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line);padding:26px 0 30px;margin-top:20px}
.site-footer .wrap{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.site-footer .tagline{font-size:15px;color:var(--muted);padding-left:24px;border-left:1px solid var(--line);line-height:1.4}
.foot-links{display:flex;flex-wrap:wrap;gap:4px 0;margin-left:auto;list-style:none;padding:0;font-size:15px}
.foot-links li + li::before{content:"|";color:var(--line);margin:0 12px}
.foot-links a{color:var(--ink-2);text-decoration:none}
.foot-links a:hover{color:var(--green)}
.copyright{width:100%;font-size:14px;color:var(--muted);margin-top:4px}

/* ---------- Mobile bottom dock ---------- */
.dock,.to-top,.sheet,.sheet-backdrop{display:none}


/* ---------- Tiện ích dùng chung ---------- */
.m-0{margin:0}
.mt-12{margin-top:12px}
.section.pt-0{padding-top:0}
.section.pt-xs{padding-top:8px}
.section.pt-sm{padding-top:12px}
.section.pb-sm{padding-bottom:12px}
.section.section--tight{padding:24px 0}
.wrap.wrap--narrow{max-width:1000px}
.tet-title{color:#fff;font-family:var(--sans)}
.thumb .thumb-flag{width:58%;height:44%;border-radius:4px}
.aside-link{margin:10px 0 0}

/* ================= RESPONSIVE ================= */
@media (max-width:1080px){
  .main-nav a{padding:10px 9px;font-size:15px}
  .header-tag{display:none}
  .features{grid-template-columns:1fr 1fr}
  .feat-excel{grid-column:auto;grid-row:auto}
  .feat-add{grid-row:auto}
  .feat-mid{grid-column:1/-1;grid-template-columns:1fr 1fr;grid-row:auto}
  .trust{grid-template-columns:1fr 1.4fr}
  .trust-r{grid-column:1/-1;flex-direction:row;gap:30px;padding-bottom:36px}
  .stamp{margin-top:0}
  .guides{grid-template-columns:1fr 1fr}
  .guide:first-child{grid-column:1/-1;border-right:0;border-bottom:1px solid var(--line)}
  .prose-grid{grid-template-columns:1fr}
  .toc{position:static}
  .toc ol{display:flex;flex-wrap:wrap;gap:6px;border:0}
  .toc a{border:1px solid var(--line);border-radius:999px;padding:6px 14px;margin:0;background:var(--paper)}
}
@media (max-width:900px){
  .main-nav{display:none}
  .today-pill{display:inline-flex;margin-left:auto;align-items:center;gap:8px;font-size:15px;font-weight:600;background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:6px 14px;color:var(--ink-2)}
  .today-pill .ico{width:18px;height:18px;color:var(--red)}
  .hero .wrap{grid-template-columns:1fr;gap:28px}
  .tool,.tool-pair{grid-template-columns:1fr}
  .result{border-left:0;border-top:1px solid var(--line)}
  .tet .wrap{grid-template-columns:1fr;gap:20px}
  .tet-count{padding-left:0}
  .timeline{border-left:0;padding:0 8px;border-top:1px solid rgba(255,255,255,.3);padding-top:16px}
  .tet .lantern{top:16px;right:10px;width:64px;height:64px;transform:none;animation:none}
  body{padding-bottom:calc(84px + env(safe-area-inset-bottom))}

  /* Dock — mobile bottom menu */
  .dock{display:block;position:fixed;left:0;right:0;bottom:0;z-index:60;padding:0 10px calc(8px + env(safe-area-inset-bottom));pointer-events:none}
  .dock-bar{pointer-events:auto;position:relative;display:grid;grid-template-columns:1fr 1fr 92px 1fr 1fr;align-items:end;height:68px;max-width:560px;margin:0 auto;background:var(--navy);border-radius:22px;box-shadow:0 18px 30px -12px rgba(19,48,74,.55);
    -webkit-mask:radial-gradient(circle 44px at 50% -6px,transparent 43px,#000 44px);mask:radial-gradient(circle 44px at 50% -6px,transparent 43px,#000 44px)}
  .dock a,.dock button.dk{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;height:68px;color:#AFC2D1;text-decoration:none;font-size:12.5px;font-weight:600;background:none;border:0;cursor:pointer;position:relative;letter-spacing:.01em}
  .dock .ico{width:23px;height:23px}
  .dock a.is-active{color:#fff}
  .dock a.is-active::before{content:"";position:absolute;top:7px;width:30px;height:4px;border-radius:4px;background:var(--yellow);transform:rotate(-3deg)}
  .dock a.is-active .ico{color:var(--yellow)}
  .dock-fab{pointer-events:auto;position:absolute;left:50%;bottom:calc(30px + env(safe-area-inset-bottom));transform:translateX(-50%);width:70px;border:0;padding:0;background:none;cursor:pointer;z-index:2}
  .fab-page{position:relative;display:block;width:70px;height:74px;border-radius:16px;background:#fff;box-shadow:0 10px 22px -6px rgba(194,64,44,.6),0 0 0 4px var(--cream);overflow:hidden;transition:transform .2s}
  .dock-fab:active .fab-page{transform:scale(.94)}
  .fab-top{display:block;height:24px;background:var(--red);color:#fff;font-size:11px;font-weight:800;letter-spacing:.08em;line-height:24px;text-align:center;text-transform:uppercase}
  .fab-num{display:block;font-weight:800;font-size:30px;line-height:34px;color:var(--ink);letter-spacing:-.04em;text-align:center}
  .fab-lunar{display:block;font-size:10.5px;font-weight:700;color:var(--red);text-align:center;line-height:1;margin-top:-2px}
  .fab-rings{position:absolute;top:-5px;left:0;right:0;display:flex;justify-content:center;gap:26px}
  .fab-rings i{width:6px;height:13px;border-radius:4px;background:#8D7A68;border:2px solid #fff}
  .fab-label{position:absolute;left:50%;transform:translateX(-50%);bottom:-24px;font-size:12.5px;font-weight:700;color:#fff;white-space:nowrap}
  .fab-badge{position:absolute;left:50%;transform:translateX(-50%);top:-24px;background:var(--yellow);color:var(--ink);font-size:11px;font-weight:800;border-radius:999px;padding:2px 7px;border:2px solid var(--cream);white-space:nowrap}

  .to-top{display:grid;place-items:center;position:fixed;right:14px;bottom:calc(98px + env(safe-area-inset-bottom));z-index:55;width:46px;height:46px;border-radius:50%;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);color:var(--ink);cursor:pointer;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;transform:translateY(8px)}
  .to-top.show{opacity:1;pointer-events:auto;transform:none}

  .sheet-backdrop{display:block;position:fixed;inset:0;background:rgba(19,48,74,.4);z-index:70;opacity:0;pointer-events:none;transition:opacity .2s}
  .sheet{visibility:hidden;display:block;position:fixed;left:0;right:0;bottom:0;z-index:71;background:var(--cream);border-radius:24px 24px 0 0;padding:10px 16px calc(24px + env(safe-area-inset-bottom));transform:translateY(105%);transition:transform .28s cubic-bezier(.2,.8,.2,1);max-height:82vh;overflow:auto}
  .sheet.open{transform:none;visibility:visible}
  .sheet-backdrop.open{opacity:1;pointer-events:auto}
  .sheet-grip{width:44px;height:5px;border-radius:5px;background:#D6CBB6;margin:0 auto 14px}
  .sheet h2{font-size:22px;margin-bottom:12px;display:flex;justify-content:space-between;align-items:center}
  .sheet-close{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#fff;display:grid;place-items:center;cursor:pointer}
  .today-card{background:var(--navy);color:#fff;border-radius:18px;padding:18px;display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:center;margin-bottom:14px}
  .today-card .d{font-size:52px;font-weight:800;line-height:1;letter-spacing:-.04em}
  .today-card .t{font-size:15px;line-height:1.5;color:#D3DEE7}
  .today-card .t b{color:#fff;font-size:17px}
  .today-card .t em{color:var(--yellow);font-style:normal;font-weight:700}
  .sheet-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
  .sheet-grid a{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;text-decoration:none;color:var(--ink);font-weight:600;font-size:15px;min-height:60px}
  .sheet-grid .emo{width:32px;height:32px}
}

/* Phone: one level of padding only — boxes go edge-to-edge */
@media (max-width:640px){
  html{scroll-padding-top:72px}
  .wrap{padding:0 var(--g)}
  .site-header .wrap,.site-footer .wrap{padding:0 var(--g)}
  .site-header .wrap{height:60px}
  .logo{font-size:21px}
  .logo .ico{width:26px;height:26px}
  .hero{padding:28px 0 20px}
  .hero-lede{font-size:17px;margin:22px 0 18px}
  .desk{padding:22px 0 0 0;margin:0 calc(-1 * var(--g))}
  .desk .flower{left:-10px;top:-8px;width:72px;height:72px}
  .cal{border-radius:0;border-left:0;border-right:0;grid-template-columns:1fr 1.25fr}
  .rings{gap:90px}
  .cal-day{padding:14px 8px 20px}
  .cal-dow{font-size:17px}
  .cal-num{font-size:76px;margin-top:22px}
  .cal-month{font-size:14px;padding:4px 8px}
  .cal-grid{padding:72px 6px 12px}
  .cal-grid table{font-size:14px}
  .cal-grid td span{width:26px;height:26px}
  .section{padding:36px 0}
  .sec-head{gap:14px;margin-bottom:18px}
  .sec-head h2{white-space:normal;font-size:28px}
  .sec-sub{margin:-6px 0 18px}

  /* flatten box: remove container gutter for cards; inner padding is the only spacing */
  .bleed{margin-left:calc(-1 * var(--g));margin-right:calc(-1 * var(--g))}
  .card.bleed,.bleed .card,.table-wrap.bleed{border-radius:0;border-left:0;border-right:0;box-shadow:none}
  .tool-form,.result,.mini{padding:22px var(--g)}
  .tool-form h2,.tool-form h3{font-size:26px;margin-bottom:var(--g)}
  .fields,.mini .fields{grid-template-columns:1fr;gap:14px}
  .form-foot .btn{width:100%}
  .result-sparks{right:16px}
  .result-row{flex-direction:column;gap:8px}
  .result-row .sep{display:none}
  .lunar-fields{grid-template-columns:1fr 1fr}
  .lunar-fields .field:last-child{grid-column:1/-1}
  .tool-pair{gap:12px}
  .seg{display:flex}
  .seg button{flex:1}

  .tet .wrap{padding-top:26px;padding-bottom:22px}
  .tet .blossom{width:96px;height:96px;left:-26px;top:-24px}
  .tet .blossom.b2{display:none}
  .tl-pt{font-size:12px}
  .tl-note{font-size:14px}

  .features{grid-template-columns:1fr;gap:0;margin:0 calc(-1 * var(--g))}
  .feat,.feat-mid .feat{border-radius:0;border-left:0;border-right:0;padding:20px var(--g);min-height:120px}
  .feat-mid{grid-template-columns:1fr;gap:0}
  .feat-add h3{font-size:26px}
  .feat-add .emo{width:88px;height:88px;bottom:16px}
  .feat-add .plus{width:38px;height:38px;bottom:12px}
  .feat p{font-size:17px}

  /* Table -> stacked cards: never wider than body */
  .table-wrap{overflow:visible;background:transparent;border:0}
  .tbl.stack,.tbl.stack tbody,.tbl.stack tr,.tbl.stack td{display:block;width:100%}
  .tbl.stack thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
  .tbl.stack caption{display:block;padding:0 var(--g) 10px}
  .tbl.stack tr{background:var(--paper);border-top:1px solid var(--line);padding:12px var(--g)}
  .tbl.stack tr:last-child{border-bottom:1px solid var(--line)}
  .tbl.stack td{border:0;padding:5px 0;display:grid;grid-template-columns:104px minmax(0,1fr);gap:10px;font-size:16px}
  .tbl.stack td::before{content:attr(data-label);font-size:13.5px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;padding-top:2px}
  .tbl.stack td.cell-title{display:block;font-weight:700;font-size:18px;padding-bottom:6px}
  .tbl.stack td.cell-title::before{display:none}
  .tbl.stack tr:hover td{background:transparent}
  .tbl code{white-space:normal}
  .holiday-filter{overflow-x:auto;max-width:100%}
  .holiday-filter button{padding:8px 10px;font-size:14.5px}
  .cal-lunar{font-size:13.5px;overflow-wrap:anywhere;padding:0 4px}
  .tet .lantern{display:none}
  .feat-excel{padding-right:110px!important}
  .trust-l h2{font-size:30px}

  .trust{grid-template-columns:1fr;margin:0 calc(-1 * var(--g))}
  .trust-l{padding:28px var(--g) 90px}
  .trust-m{padding:24px var(--g)}
  .trust-r{flex-direction:column;gap:22px;padding:8px var(--g) 30px}

  .prose h2{font-size:26px;margin-top:36px}
  .prose h3{font-size:21px}
  .figure{margin-left:calc(-1 * var(--g));margin-right:calc(-1 * var(--g));border-radius:0;border-left:0;border-right:0;padding:var(--g)}
  .callout{margin-left:calc(-1 * var(--g));margin-right:calc(-1 * var(--g));border-radius:0;padding:var(--g)}
  .example{grid-template-columns:1fr}
  .faq{margin:0 calc(-1 * var(--g));gap:0}
  .faq details{border-radius:0;border-left:0;border-right:0;margin-top:-1px}
  .faq summary{padding:var(--g) 48px var(--g) var(--g);font-size:17px}
  .faq summary::after{right:18px}
  .faq .ans{padding:0 var(--g) var(--g)}

  .rate{grid-template-columns:1fr;gap:14px;padding:22px var(--g)}
  .rate .emo{width:56px;height:56px}
  .rate-btn{flex:1;justify-content:center;padding:0 12px}

  .guides{grid-template-columns:1fr;margin:0 calc(-1 * var(--g))}
  .guide,.guide:first-child{border-right:0;border-bottom:1px solid var(--line);padding:18px var(--g);grid-column:auto}
  .guide-img{width:120px;height:90px}
  .guide-img .lap{left:6px;top:6px;width:84px;height:84px}
  .guide-img .xl{right:8px;bottom:8px;width:38px;height:38px}
  .guide-img .plant{display:none}
  .guide h3{font-size:19px}
  .site-footer .wrap{flex-direction:column;align-items:flex-start;gap:12px}
  .site-footer .tagline{border:0;padding:0}
  .foot-links{margin-left:0;gap:8px 18px}
  .foot-links li + li::before{display:none}
}

/* ================= BÀI VIẾT (dùng chung cho danh mục + chi tiết) ================= */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:6px;list-style:none;margin:0 0 18px;padding:0;font-size:15px;color:var(--muted)}
.crumbs li{display:inline-flex;align-items:center;gap:6px}
.crumbs li + li::before{content:"";width:6px;height:6px;border-right:1.5px solid currentColor;border-top:1.5px solid currentColor;transform:rotate(45deg);margin-right:4px;opacity:.6}
.crumbs a{color:var(--ink-2);text-decoration:none}
.crumbs a:hover{color:var(--green)}
.page-head{padding:40px 0 28px;position:relative;overflow:hidden}
.page-head::before{content:"";position:absolute;right:-80px;top:-60px;width:460px;height:320px;background:radial-gradient(closest-side,rgba(194,64,44,.08),transparent);pointer-events:none}
.page-head h1{font-size:clamp(36px,4.6vw,56px);letter-spacing:-.02em}
.page-head .lede{font-size:19px;color:var(--ink-2);max-width:640px;margin:16px 0 0}
.page-head-row{display:grid;grid-template-columns:1fr auto;gap:32px;align-items:end}
.page-head .emo-stack{position:relative;width:180px;height:140px}
.page-head .emo-stack svg{position:absolute}
.page-head .emo-stack .a{left:0;top:10px;width:100px;height:100px;transform:rotate(-10deg)}
.page-head .emo-stack .b{right:0;top:0;width:76px;height:76px;transform:rotate(12deg)}
.page-head .emo-stack .c{right:30px;bottom:0;width:64px;height:64px}

.toolbar{display:flex;flex-wrap:wrap;gap:12px 16px;align-items:center;justify-content:space-between;margin-bottom:24px}
.search{position:relative;flex:1 1 300px;max-width:420px}
.search .ico{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--muted);pointer-events:none}
.search input{width:100%;height:50px;border:1.5px solid #D9CDB8;border-radius:999px;background:#fff;padding:0 18px 0 46px;font-size:16px}
.search input:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 4px rgba(30,106,74,.14)}
.cats{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;max-width:100%}
.cats::-webkit-scrollbar{display:none}
.cat{flex:none;min-height:42px;padding:0 16px;border-radius:999px;border:1.5px solid #D9CDB8;background:#fff;font-weight:600;font-size:15px;color:var(--ink-2);cursor:pointer;white-space:nowrap}
.cat:hover{border-color:var(--ink);color:var(--ink)}
.cat[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:#fff}
.cat .n{opacity:.6;font-weight:500;margin-left:4px}

.thumb{position:relative;flex:none;display:grid;place-items:center;border-radius:14px;overflow:hidden;background:var(--mint)}
.thumb svg{width:56%;height:56%;filter:drop-shadow(0 6px 10px rgba(0,0,0,.12))}
.thumb .tb2{position:absolute;right:10%;bottom:10%;width:30%;height:30%}
.thumb::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 15%,rgba(255,255,255,.55),transparent 55%);pointer-events:none}
.t-green{background:linear-gradient(140deg,#DCEDE0,#C9E2D0)}
.t-red{background:linear-gradient(140deg,#FBE3D8,#F6CDBD)}
.t-butter{background:linear-gradient(140deg,#FDF1CC,#F7E2A0)}
.t-navy{background:linear-gradient(140deg,#24496A,#13304A)}
.t-cream{background:linear-gradient(140deg,#F6EEDC,#EADFC6)}
.tagc{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--red)}
.tagc.green{color:var(--green)}
.tagc.gold{color:#8A6100}
.tagc.navy{color:var(--ink)}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:4px 14px;font-size:14.5px;color:var(--muted)}
.post-meta span{display:inline-flex;align-items:center;gap:6px}
.post-meta .ico{width:16px;height:16px}

.post-featured{display:grid;grid-template-columns:1.1fr 1fr;overflow:hidden;text-decoration:none;color:var(--ink);margin-bottom:28px;transition:box-shadow .2s,transform .2s}
.post-featured:hover{color:var(--ink);transform:translateY(-2px);box-shadow:0 2px 4px rgba(20,50,74,.06),0 20px 40px -20px rgba(20,50,74,.3)}
.post-featured .thumb{border-radius:0;min-height:320px;height:100%}
.post-featured .thumb svg{width:44%;height:44%}
.post-featured .body{padding:32px 36px;display:flex;flex-direction:column;justify-content:center;gap:14px}
.post-featured h2{font-size:clamp(26px,2.8vw,36px)}
.post-featured p{margin:0;color:var(--ink-2)}
.pin{position:absolute;left:16px;top:16px;z-index:1;background:var(--red);color:#fff;font-size:13px;font-weight:700;padding:4px 12px;border-radius:999px;letter-spacing:.03em}
.more{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--green)}
.more .ico{transition:transform .2s}
a:hover .more .ico{transform:translateX(4px)}

.blog-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start}
.post-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.post-list li{border-bottom:1px solid var(--line)}
.post-row{display:grid;grid-template-columns:180px minmax(0,1fr) auto;gap:24px;align-items:center;padding:22px 8px;text-decoration:none;color:var(--ink);border-radius:14px;transition:background .15s}
.post-row:hover{background:var(--paper);color:var(--ink)}
.post-row .thumb{width:180px;height:124px}
.post-row h3{font-size:22px;line-height:1.3;margin:6px 0 8px}
.post-row p{margin:0 0 10px;color:var(--ink-2);font-size:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-row .go{width:44px;height:44px;border-radius:50%;border:1.5px solid var(--line);display:grid;place-items:center;color:var(--ink);transition:all .2s}
.post-row:hover .go{background:var(--green);border-color:var(--green);color:#fff;transform:rotate(-45deg)}
.empty{display:none;padding:40px 16px;text-align:center;color:var(--muted)}
.empty.show{display:block}
.empty svg{width:64px;height:64px;margin:0 auto 10px}

.pager{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:28px;flex-wrap:wrap}
.pager a,.pager span{display:grid;place-items:center;min-width:44px;height:44px;padding:0 12px;border-radius:12px;border:1.5px solid var(--line);background:#fff;color:var(--ink);text-decoration:none;font-weight:600}
.pager a:hover{border-color:var(--ink)}
.pager [aria-current="page"]{background:var(--ink);border-color:var(--ink);color:#fff}
.pager .ico{width:18px;height:18px}

.aside{display:grid;gap:20px;position:sticky;top:92px}
.aside-card{padding:22px}
.aside-card h2,.aside-card h3{font-size:20px;margin-bottom:14px}
.mini-tools{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.mini-tools a{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:12px;text-decoration:none;color:var(--ink);font-weight:600;font-size:16px;background:var(--cream);min-height:52px}
.mini-tools a:hover{background:var(--mint);color:var(--ink)}
.mini-tools svg.emo{width:30px;height:30px}
.topics{display:flex;flex-wrap:wrap;gap:8px}
.topics a{font-size:14.5px;padding:6px 12px;border-radius:999px;background:var(--cream);border:1px solid var(--line);color:var(--ink-2);text-decoration:none}
.topics a:hover{border-color:var(--green);color:var(--green)}
.aside-tet{background:var(--red);color:#fff;border:0;text-align:center;position:relative;overflow:hidden}
.aside-tet h3{color:#fff;margin:0}
.aside-tet .big{font-size:56px;font-weight:800;line-height:1;color:var(--yellow);margin:6px 0}
.aside-tet svg.emo{position:absolute;right:-8px;top:-6px;width:64px;height:64px;transform:rotate(14deg);opacity:.9}
.aside-tet a{color:#fff;font-weight:700}

/* ---------- Chi tiết ---------- */
.progress{position:fixed;left:0;top:0;height:3px;width:0;background:var(--red);z-index:80;transition:width .1s linear}
.article-head{padding:36px 0 24px}
.article-head .wrap{max-width:980px}
.article-head h1{font-size:clamp(34px,4.6vw,54px);letter-spacing:-.02em;margin:12px 0 16px}
.article-head .lede{font-size:20px;color:var(--ink-2);margin:0 0 20px;max-width:820px}
.byline{display:flex;flex-wrap:wrap;align-items:center;gap:14px 20px;padding-top:18px;border-top:1px solid var(--line)}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--navy);color:var(--yellow);display:grid;place-items:center;font-weight:800;flex:none}
.byline .who{display:flex;align-items:center;gap:12px;font-size:15px;line-height:1.35}
.byline .who b{display:block;font-size:16px}
.cover{position:relative;height:clamp(220px,34vw,420px);border-radius:24px;margin:0 auto 8px;max-width:1180px}
.cover svg.main{width:30%;height:auto;max-width:200px}
.cover .c2{position:absolute;left:12%;bottom:14%;width:13%;max-width:96px;transform:rotate(-12deg)}
.cover .c3{position:absolute;right:12%;top:14%;width:11%;max-width:80px;transform:rotate(10deg)}
.cover-cap{font-size:14px;color:var(--muted);text-align:center;margin:10px 0 0}
.article-grid{display:grid;grid-template-columns:220px minmax(0,760px) 1fr;gap:48px;align-items:start;padding-top:36px}
.article-grid .toc{top:92px}
.toc a.is-active{color:var(--green);border-color:var(--green);font-weight:600}
.share{position:sticky;top:92px;display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.share strong{font-size:14px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.share-btns{display:flex;flex-direction:column;gap:8px}
.icon-btn{width:46px;height:46px;border-radius:50%;border:1.5px solid var(--line);background:#fff;display:grid;place-items:center;color:var(--ink);cursor:pointer;text-decoration:none;position:relative}
.icon-btn:hover{border-color:var(--ink);color:var(--ink)}
.icon-btn .ico{width:20px;height:20px}
.copied{font-size:14px;color:var(--green);font-weight:600;min-height:20px}
.prose .lead-p{font-size:19px;color:var(--ink)}
.prose pre{background:var(--navy);color:#E9F1F7;border-radius:14px;padding:16px 18px;overflow-x:auto;font-size:15px;line-height:1.6;margin:0 0 1.2em}
.prose pre code{background:none;padding:0;color:inherit;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.prose :not(pre) > code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.88em;background:#F1EADB;padding:2px 6px;border-radius:6px}
.prose blockquote{margin:24px 0;padding:4px 0 4px 22px;border-left:4px solid var(--yellow);font-family:var(--serif);font-size:22px;line-height:1.45;color:var(--ink)}
.prose .table-wrap{margin:8px 0 22px}
.cta-tool{display:grid;grid-template-columns:auto 1fr auto;gap:18px;align-items:center;background:var(--mint);border:1px solid #D4E6D8;border-radius:var(--radius);padding:20px 22px;margin:26px 0}
.cta-tool svg.emo{width:56px;height:56px}
.cta-tool b{display:block;font-size:19px;font-family:var(--serif)}
.cta-tool span{font-size:15px;color:var(--ink-2)}
.tags-row{display:flex;flex-wrap:wrap;gap:8px;margin:28px 0 0;padding-top:20px;border-top:1px solid var(--line)}
.author-box{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start;padding:22px;margin-top:28px}
.author-box .avatar{width:56px;height:56px;font-size:20px}
.author-box p{margin:4px 0 0;font-size:15px;color:var(--ink-2)}
.prevnext{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:28px}
.prevnext a{display:block;padding:18px 20px;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper);text-decoration:none;color:var(--ink)}
.prevnext a:hover{border-color:var(--green);color:var(--ink)}
.prevnext small{display:flex;align-items:center;gap:6px;font-size:14px;color:var(--muted);margin-bottom:4px}
.prevnext small .ico{width:16px;height:16px}
.prevnext .nx{text-align:right}
.prevnext .nx small{justify-content:flex-end}
.prevnext b{font-family:var(--serif);font-size:18px;line-height:1.35}
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{display:flex;flex-direction:column;text-decoration:none;color:var(--ink);overflow:hidden;transition:transform .2s,box-shadow .2s}
.post-card:hover{transform:translateY(-3px);color:var(--ink)}
.post-card .thumb{border-radius:0;height:170px}
.post-card .body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.post-card h3{font-size:20px;line-height:1.3}
.post-card .post-meta{margin-top:auto}
.mobile-toc{display:none}

@media (max-width:1080px){
  .blog-grid{grid-template-columns:1fr}
  .aside{position:static;grid-template-columns:1fr 1fr}
  .article-grid{grid-template-columns:minmax(0,1fr);gap:0;max-width:780px;margin:0 auto}
  .article-grid > .toc,.article-grid > .share{display:none}
  .mobile-toc{display:block;margin:0 0 24px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius)}
  .mobile-toc summary{list-style:none;cursor:pointer;padding:14px 18px;font-weight:700;display:flex;justify-content:space-between;align-items:center;min-height:52px}
  .mobile-toc summary::-webkit-details-marker{display:none}
  .mobile-toc ol{margin:0;padding:0 18px 14px 38px}
  .mobile-toc li{padding:5px 0}
  .mobile-toc a{color:var(--ink-2);text-decoration:none}
  .share-inline{display:flex!important}
  .cards3{grid-template-columns:1fr 1fr}
  .cards3 .post-card:nth-child(3){display:none}
}
.share-inline{display:none;align-items:center;gap:10px;flex-wrap:wrap;margin-top:24px}
.share-inline strong{font-size:14px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-right:4px}
@media (max-width:900px){
  .page-head-row{grid-template-columns:1fr}
  .page-head .emo-stack{display:none}
  .post-featured{grid-template-columns:1fr}
  .post-featured .thumb{min-height:220px}
}
@media (max-width:640px){
  .page-head{padding:22px 0 18px}
  .page-head .lede{font-size:17px}
  .crumbs{font-size:14px;margin-bottom:12px}
  .toolbar{flex-direction:column;align-items:stretch;gap:12px}
  .search{max-width:none;flex:none}
  .cats{margin:0 calc(-1 * var(--g));padding:0 var(--g)}
  .post-featured{margin:0 calc(-1 * var(--g)) 20px;border-radius:0;border-left:0;border-right:0;box-shadow:none}
  .post-featured .thumb{min-height:190px}
  .post-featured .body{padding:18px var(--g) 22px;gap:10px}
  .post-featured h2{font-size:24px}
  .post-list{margin:0 calc(-1 * var(--g))}
  .post-row{grid-template-columns:96px minmax(0,1fr);gap:14px;padding:16px var(--g);border-radius:0;align-items:start}
  .post-row .thumb{width:96px;height:96px;border-radius:12px}
  .post-row .go{display:none}
  .post-row h3{font-size:18px;margin:4px 0 6px}
  .post-row p{font-size:15px;-webkit-line-clamp:2;margin-bottom:8px}
  .post-meta{font-size:13.5px;gap:2px 10px}
  .aside{grid-template-columns:1fr;margin:0 calc(-1 * var(--g));gap:0}
  .aside-card{border-radius:0;border-left:0;border-right:0;box-shadow:none;padding:20px var(--g);margin-top:-1px}
  .article-head{padding:20px 0 16px}
  .article-head .lede{font-size:18px}
  .byline{gap:10px 16px}
  .cover{border-radius:0;margin:0 calc(-1 * var(--g))}
  .cover-wrap{padding:0 var(--g)}
  .article-grid{padding-top:22px}
  .mobile-toc{margin:0 calc(-1 * var(--g)) 22px;border-radius:0;border-left:0;border-right:0}
  .mobile-toc summary{padding:14px var(--g)}
  .mobile-toc ol{padding:0 var(--g) 14px calc(var(--g) + 20px)}
  .prose pre{margin-left:calc(-1 * var(--g));margin-right:calc(-1 * var(--g));border-radius:0;padding:14px var(--g)}
  .prose .table-wrap{margin-left:calc(-1 * var(--g));margin-right:calc(-1 * var(--g));width:auto;max-width:none}
  .prose blockquote{font-size:19px;padding-left:16px}
  .cta-tool{grid-template-columns:auto 1fr;margin-left:calc(-1 * var(--g));margin-right:calc(-1 * var(--g));border-radius:0;border-left:0;border-right:0;padding:18px var(--g)}
  .cta-tool .btn{grid-column:1/-1;width:100%}
  .author-box{margin-left:calc(-1 * var(--g));margin-right:calc(-1 * var(--g));border-radius:0;border-left:0;border-right:0;box-shadow:none;padding:18px var(--g)}
  .prevnext{grid-template-columns:1fr;gap:0;margin-left:calc(-1 * var(--g));margin-right:calc(-1 * var(--g))}
  .prevnext a{border-radius:0;border-left:0;border-right:0;margin-top:-1px;padding:16px var(--g)}
  .prevnext .nx{text-align:left}
  .prevnext .nx small{justify-content:flex-start}
  .cards3{grid-template-columns:1fr;gap:0;margin:0 calc(-1 * var(--g))}
  .cards3 .post-card:nth-child(3){display:flex}
  .post-card{flex-direction:row;border-radius:0;border-left:0;border-right:0;box-shadow:none;margin-top:-1px}
  .post-card .thumb{width:110px;height:auto;min-height:110px}
  .post-card .body{padding:14px var(--g)}
  .post-card h3{font-size:17px}
  .post-card p{display:none}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}