:root{
  --ink:#12181f;--ink2:#3d4356;--mute:#6b7280;--bg:#f6f8f7;--card:#fff;
  --brand:#0a8a4a;--brand2:#066d3a;--gold:#f5a201;--line:#e2e8e4;--ok:#059669;
}
*{box-sizing:border-box}
/* dark mode: อัตโนมัติตามระบบ + ปุ่มสลับ (data-theme บน <html>) */
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --ink:#e7ebf2;--ink2:#c3cad6;--mute:#8b93a3;--bg:#0f141a;--card:#171e27;
    --brand:#2fbf71;--brand2:#5bd394;--gold:#f5b53f;--line:#28313d;--ok:#34d399;
  }
  .site-head{background:#0a121c}
  .hero{background:linear-gradient(135deg,#0a1f13,#0d5c33)}
  .rv-badge{background:linear-gradient(135deg,#0a1f13,#0d5c33)}
  .site-foot{background:#0a121c}
}
:root[data-theme="dark"]{
  --ink:#e7ebf2;--ink2:#c3cad6;--mute:#8b93a3;--bg:#0f141a;--card:#171e27;
  --brand:#2fbf71;--brand2:#5bd394;--gold:#f5b53f;--line:#28313d;--ok:#34d399;
}
:root[data-theme="dark"] .site-head{background:#0a121c}
:root[data-theme="dark"] .hero{background:linear-gradient(135deg,#0a1f13,#0d5c33)}
:root[data-theme="dark"] .rv-badge{background:linear-gradient(135deg,#0a1f13,#0d5c33)}
:root[data-theme="dark"] .site-foot{background:#0a121c}
:root[data-theme="dark"] .card,:root[data-theme="dark"] .resbox,:root[data-theme="dark"] .block{background:var(--card)}
:root[data-theme="dark"] .sbar-track,:root[data-theme="dark"] .rv-verdict,:root[data-theme="dark"] .cmp-tbl .attr,:root[data-theme="dark"] .cmp-tbl thead th{background:#131a23}
.theme-btn{margin-left:.6rem;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#fff;width:40px;height:40px;border-radius:10px;cursor:pointer;font-size:1.1rem;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.theme-btn:hover{background:rgba(255,255,255,.18)}
:root[data-theme="light"] .theme-btn .ico-moon{display:none}
:root:not([data-theme="light"]) .theme-btn .ico-sun{display:none}
@media (prefers-color-scheme:light){
  :root:not([data-theme]) .theme-btn .ico-moon{display:none}
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme]) .theme-btn .ico-sun{display:none}
}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Noto Sans Thai","Segoe UI",system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.7}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
a{color:var(--brand)}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:.5rem 1rem;z-index:99}
.skip:focus{left:8px;top:8px}

/* header */
.site-head{background:#0d2818;position:sticky;top:0;z-index:50;box-shadow:0 1px 0 rgba(255,255,255,.08)}
.bar{display:flex;align-items:center;gap:1rem;min-height:64px;flex-wrap:wrap}
.logo{color:#fff;text-decoration:none;font-weight:800;font-size:1.15rem;display:flex;align-items:center;gap:.4rem}
.mainnav{display:flex;gap:.25rem;flex-wrap:wrap;margin-left:auto}
.mainnav a{color:#cdd3e0;text-decoration:none;padding:.45rem .7rem;border-radius:8px;font-size:.95rem}
.mainnav a:hover{color:#fff;background:rgba(255,255,255,.08)}
.mainnav a.on{color:#fff;background:var(--brand)}

/* burger */
.burger{display:none;margin-left:auto;width:44px;height:44px;border-radius:10px;cursor:pointer;position:relative}
.burger span,.burger span::before,.burger span::after{content:"";position:absolute;left:11px;width:22px;height:2px;background:#fff;border-radius:2px;transition:.2s}
.burger span{top:21px}
.burger span::before{top:-7px;left:0}
.burger span::after{top:7px;left:0}
#navtog{display:none}

/* main */
main{padding:28px 20px 48px}
.crumbs{font-size:.85rem;color:var(--mute);margin-bottom:14px;display:flex;flex-wrap:wrap;gap:.4rem;align-items:center}
.crumbs a{text-decoration:none}
.crumbs .sep{color:var(--mute)}
h1{font-size:clamp(1.6rem,4vw,2.3rem);margin:0 0 .8rem;line-height:1.25}
.lead{font-size:1.08rem;color:var(--ink2);max-width:75ch;margin:0 0 1.2rem}
.placeholder{background:#fff;border:1px dashed var(--line);border-radius:12px;padding:1.5rem;color:var(--mute)}

/* hero (home) */
.hero{background:linear-gradient(135deg,#0d2818,#0a8a4a);color:#fff;border-radius:18px;padding:clamp(1.5rem,5vw,3.5rem);margin-bottom:2rem}
.hero h1{color:#fff;margin-top:0}
.hero .lead{color:#dbe1f0}
.cta{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1.4rem}
.btn{display:inline-block;background:var(--gold);color:#1a1300;font-weight:700;text-decoration:none;padding:.75rem 1.5rem;border-radius:12px}
.btn:hover{filter:brightness(1.06)}
.btn.ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.5)}

/* content blocks */
.block{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:clamp(1.1rem,3vw,1.8rem);margin:0 0 1.2rem}
.block h2{margin:0 0 .8rem;font-size:1.25rem}
.points{margin:0;padding-left:1.25rem;color:var(--ink2)}
.points li{margin:.45rem 0}
details{border-top:1px solid var(--line);padding:.8rem 0}
details:first-of-type{border-top:0}
summary{cursor:pointer;font-weight:600}
details p{color:var(--ink2);margin:.5rem 0 0}

/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1rem}
.card{display:flex;flex-direction:column;background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:1.1rem;text-decoration:none;color:var(--ink)}
.card:hover{border-color:var(--brand);box-shadow:0 4px 14px rgba(124,58,237,.12)}
.card h3{margin:0 0 .4rem;font-size:1.05rem;color:var(--brand2)}
.card p{margin:0 0 .7rem;font-size:.9rem;color:var(--mute);flex:1}
.card .more{font-size:.85rem;font-weight:600;color:var(--brand)}

/* footer */
.site-foot{background:#151a26;color:#aab1c2;margin-top:2rem;padding:2.5rem 0 1.5rem}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2rem}
.flogo{color:#fff;font-weight:800;margin:0 0 .5rem}
.site-foot h3{color:#fff;font-size:.95rem;margin:0 0 .6rem}
.site-foot nav a{display:block;color:#aab1c2;text-decoration:none;padding:.2rem 0;font-size:.92rem}
.site-foot nav a:hover{color:#fff}
.fine{font-size:.82rem;color:#7c8496;margin:0}
.center{text-align:center;margin-top:2rem}

/* resource boxes */
.resources{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:.9rem;margin:0 0 1.2rem}
.resbox{display:flex;flex-direction:column;gap:.25rem;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:1rem;text-decoration:none;color:var(--ink);text-align:center;align-items:center}
.resbox:hover{border-color:var(--brand);box-shadow:0 4px 14px rgba(10,138,74,.14)}
.resbox svg{width:34px;height:34px;fill:none;stroke:var(--brand);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;margin-bottom:.3rem}
.resbox svg path,.resbox svg circle{fill:none}
.resbox strong{font-size:.95rem}
.resbox span{font-size:.8rem;color:var(--mute)}

/* recommended table */
.tbl-note{font-size:.8rem;color:var(--mute);margin:-.4rem 0 .8rem}
.tbl-wrap{overflow-x:auto}
.rec-tbl{width:100%;border-collapse:collapse;font-size:.95rem;min-width:640px}
.rec-tbl th{text-align:left;font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;color:var(--mute);padding:.5rem .6rem;border-bottom:2px solid var(--line)}
.rec-tbl td{padding:.8rem .6rem;border-bottom:1px solid var(--line);vertical-align:middle}
.rec-tbl .rank{font-weight:800;color:var(--mute);font-size:1.05rem}
.rec-tbl .feat{color:var(--ink2);font-size:.88rem}
.stars{color:var(--gold);letter-spacing:1px}
.score{font-weight:700;margin-left:.4rem}
.btn.small{padding:.45rem .9rem;font-size:.85rem;border-radius:9px}

/* review page */
.review-head .rv-top{display:flex;gap:1.2rem;align-items:center;flex-wrap:wrap}
.rv-badge{font-size:2.6rem;width:76px;height:76px;border-radius:18px;background:linear-gradient(135deg,#0d2818,#0a8a4a);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.rv-title{flex:1;min-width:220px}
.rv-title h1{margin-bottom:.2rem;font-size:clamp(1.4rem,3.5vw,2rem)}
.stars.big span{font-size:1.3rem}
.rv-verdict{display:flex;flex-direction:column;align-items:center;background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:.8rem 1.4rem}
.score-big{font-size:2rem;font-weight:800;color:var(--brand)}
.scorebars{display:flex;flex-direction:column;gap:.7rem}
.sbar{display:grid;grid-template-columns:1fr 2fr 48px;gap:.8rem;align-items:center;font-size:.92rem}
.sbar-label{color:var(--ink2)}
.sbar-track{background:var(--bg);border-radius:99px;height:10px;overflow:hidden}
.sbar-fill{height:100%;background:linear-gradient(90deg,var(--brand),var(--gold));border-radius:99px}
.sbar-num{font-weight:700;text-align:right}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem}
.pros h2{color:var(--ok)}
.cons h2{color:#b45309}
.kv{display:grid;grid-template-columns:130px 1fr;gap:.6rem 1rem;margin:0}
.kv dt{font-weight:700;color:var(--ink2)}
.kv dd{margin:0}
@media (max-width:700px){
  .two-col{grid-template-columns:1fr}
  .sbar{grid-template-columns:1fr;gap:.2rem}
  .sbar-num{text-align:left}
  .kv{grid-template-columns:1fr}
}

/* compare page */
.cmp-picker legend{font-weight:700;padding:0 .4rem}
.picker{display:flex;flex-wrap:wrap;gap:.6rem 1.2rem;padding:.2rem 0}
.pick{display:flex;align-items:center;gap:.45rem;font-size:.95rem;cursor:pointer}
.pick input{width:18px;height:18px;accent-color:var(--brand)}
.cmp-tbl{width:100%;border-collapse:collapse;font-size:.9rem;min-width:760px}
.cmp-tbl th,.cmp-tbl td{padding:.75rem .7rem;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}
.cmp-tbl thead th{vertical-align:bottom;background:var(--bg);position:sticky;top:64px}
.cmp-tbl thead a{text-decoration:none;color:var(--brand2);font-weight:800;display:block}
.cmp-tbl .attr{font-weight:700;color:var(--ink2);white-space:nowrap;background:var(--bg)}
.cmp-tbl .hi{font-size:1.15rem;color:var(--brand)}
.stars.s{display:block;font-size:.85rem}
.cmp-tbl .act td{border-bottom:0}

/* sitemap tree */
.treemap ul{list-style:none;padding-left:1.3rem;border-left:1px solid var(--line);margin:.3rem 0}
.treemap>ul{border-left:0;padding-left:0;margin-top:1rem}
.treemap li{margin:.35rem 0}
.treemap a{text-decoration:none;font-weight:500}

/* mobile */
@media (max-width:820px){
  .burger{display:block}
  .mainnav{display:none;flex-direction:column;width:100%;padding:.5rem 0 1rem;margin:0}
  .mainnav a{padding:.7rem .9rem}
  #navtog:checked ~ .mainnav{display:flex}
  #navtog:checked ~ .burger span{background:transparent}
  #navtog:checked ~ .burger span::before{transform:rotate(45deg);top:0}
  #navtog:checked ~ .burger span::after{transform:rotate(-45deg);top:0}
  .foot-grid{grid-template-columns:1fr;gap:1.5rem}
  .cards{grid-template-columns:1fr}
  main{padding:20px 16px 36px}
  .wrap{padding:0 16px}
}