/* ===== ธีม ฟ้า ขาว น้ำเงิน — สดใส สไตล์ครู ===== */
:root{
  --navy:#0B2A5B; --navy-2:#123E86; --blue:#1565D8; --blue-2:#1E7BEA; --sky:#4FB3FF; --sky-l:#9ED5FF;
  --sky-50:#F2F9FF; --sky-100:#E1F0FF; --sky-200:#C5E2FF; --ink:#0F2340; --muted:#4A6385; --line:#DCE8F6; --white:#fff;
  --radius:18px; --shadow:0 10px 30px rgba(11,42,91,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Sarabun',system-ui,sans-serif;font-size:16px;line-height:1.6;color:var(--ink);background:var(--sky-50)}
h1,h2,h3,h4{font-family:'Prompt','Sarabun',sans-serif;line-height:1.25;margin:0}
a{color:var(--blue)} a:hover{color:var(--navy)}
img,svg{max-width:100%}
.ic{flex:none;vertical-align:middle}
.sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
.block{margin-top:44px}
.empty{color:var(--muted);text-align:center;padding:24px}

/* ---------- ปุ่ม ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 20px;border-radius:999px;border:2px solid transparent;font-family:'Prompt',sans-serif;font-weight:600;font-size:16px;text-decoration:none;cursor:pointer;transition:transform .15s, box-shadow .15s, background .15s}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--blue);color:#fff} .btn-primary:hover{background:var(--navy);color:#fff}
.btn-white{background:#fff;color:var(--navy);box-shadow:0 6px 18px rgba(11,42,91,.18)} .btn-white:hover{color:var(--blue)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)} .btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.btn-outline{background:#fff;color:var(--blue);border-color:var(--sky-200)} .btn-outline:hover{border-color:var(--blue)}
.btn-danger{background:#fff;color:#B42318;border-color:#F3C1BC}
.btn-sm{min-height:40px;padding:6px 14px;font-size:15px}
.btn-lg{min-height:54px;padding:12px 28px;font-size:18px}

/* ---------- แถบโปรโมตด้านบน ---------- */
.promo-strip{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap;padding:8px 16px;background:var(--navy);color:#fff;text-decoration:none;font-size:15px;text-align:center}
.promo-strip:hover{color:#fff;background:#0A2550}
.ps-badge{background:var(--sky);color:var(--navy);font-weight:700;border-radius:999px;padding:0 10px;font-size:13px}
.ps-cta{display:inline-flex;align-items:center;gap:4px;font-weight:700;color:var(--sky-l)}

/* ---------- ส่วนหัว ---------- */
.site-head{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;box-shadow:0 2px 12px rgba(11,42,91,.05)}
.head-row{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--navy)}
.brand-mark{width:46px;height:46px;border-radius:14px;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 14px rgba(21,101,216,.3)}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text strong{font-family:'Prompt',sans-serif;font-size:20px;color:var(--navy)}
.brand-text small{font-size:13px;color:var(--muted)}
.main-nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.main-nav>a{display:inline-flex;align-items:center;gap:6px;min-height:44px;padding:8px 14px;border-radius:12px;color:var(--ink);text-decoration:none;font-weight:600}
.main-nav>a:hover{background:var(--sky-100);color:var(--blue)}
.main-nav>a.on{background:var(--sky-100);color:var(--blue)}
.main-nav .nav-cta{background:var(--blue);color:#fff;margin-left:6px;border-radius:999px;padding:8px 18px}
.main-nav .nav-cta:hover,.main-nav .nav-cta.on{background:var(--navy);color:#fff}
.year-form select{min-height:44px;padding:0 12px;border-radius:12px;border:1.5px solid var(--sky-200);background:var(--sky-50);color:var(--navy);font-family:inherit;font-size:15px;font-weight:600;margin-left:4px}
.nav-toggle{display:none;width:46px;height:46px;border-radius:12px;border:1.5px solid var(--sky-200);background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer}
.nav-toggle span{width:20px;height:2px;background:var(--navy);border-radius:2px}

/* ---------- Hero หน้าแรก ---------- */
.hero{position:relative;overflow:hidden;background-color:var(--blue);color:#fff;padding:44px 0 72px;
  background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);background-size:28px 28px}
.hero::before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;background:var(--sky);opacity:.35;right:-160px;top:-220px}
.hero::after{content:"";position:absolute;width:300px;height:300px;border-radius:50%;background:var(--navy);opacity:.35;left:-120px;bottom:-170px}
.hero-art{position:absolute;right:3%;bottom:6px;width:220px;opacity:.9;pointer-events:none}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:32px;align-items:start}
.pill-year{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.4);font-weight:600;font-size:14px}
.hero h1{font-size:42px;margin:14px 0 8px}
.hero h1 span{color:#fff;background:var(--navy);padding:0 12px;border-radius:10px;box-decoration-break:clone;-webkit-box-decoration-break:clone}
.hero-total{display:flex;align-items:center;gap:14px;margin:6px 0}
.hero-total strong{font-family:'Prompt',sans-serif;font-size:96px;line-height:1;letter-spacing:-2px}
.hero-total span{font-family:'Prompt',sans-serif;font-size:24px;font-weight:600;line-height:1.1}
.hero-total small{font-size:15px;font-weight:500;opacity:.9}
.hero-upd{display:flex;align-items:center;gap:6px;margin:4px 0 16px;color:#E6F3FF}
.progress-card{background:rgba(11,42,91,.45);border:1px solid rgba(255,255,255,.2);border-radius:16px;padding:16px 18px;backdrop-filter:blur(4px);max-width:560px}
.pc-top{display:flex;justify-content:space-between;gap:12px;margin-bottom:8px}
.bar{height:12px;border-radius:999px;background:rgba(255,255,255,.2);overflow:hidden}
.bar i{display:block;height:100%;background:var(--sky-l);border-radius:999px;min-width:6px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.chip{display:inline-flex;align-items:center;min-height:36px;padding:4px 14px;border-radius:999px;font-weight:600;font-size:14px;text-decoration:none}
.chip-open{background:#fff;color:var(--blue)} .chip-closed{background:var(--navy);color:#fff} .chip-wait{background:var(--sky-l);color:var(--navy)}
.chip:hover{filter:brightness(.95)}
.latest-card{background:#fff;color:var(--ink);border-radius:22px;padding:20px;box-shadow:0 20px 40px rgba(11,42,91,.25)}
.lc-head{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.lc-head h2{font-size:20px;color:var(--navy)}
.lc-ic{width:34px;height:34px;border-radius:10px;background:var(--sky-100);color:var(--blue);display:flex;align-items:center;justify-content:center}
.latest-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;max-height:440px;overflow:auto}
.latest-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 12px;border-radius:12px;background:var(--sky-50);text-decoration:none;color:inherit;border:1px solid transparent}
.latest-list a:hover{border-color:var(--sky-200);background:#fff}
.ll-t{display:flex;flex-direction:column;min-width:0}
.ll-t b{font-weight:600;color:var(--navy)} .ll-t small{color:var(--muted);font-size:14px}
.ll-n{flex:none;background:var(--blue);color:#fff;font-weight:700;border-radius:999px;padding:2px 12px;font-family:'Prompt',sans-serif}

/* ---------- การ์ดทั่วไป ---------- */
.card{background:#fff;border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow);padding:22px}
.tool-row{position:relative;z-index:2;margin-top:-40px;display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:20px}
.card h2{display:flex;align-items:center;gap:8px;font-size:20px;color:var(--navy);margin-bottom:6px}
.card h2 .ic{color:var(--blue)}
.search-card label{display:block;color:var(--muted);margin-bottom:10px}
.search-row{display:flex;gap:8px}
.search-row input,.inline-search input,.hero-search input{flex:1;min-width:0;min-height:50px;padding:0 16px;border-radius:14px;border:1.5px solid var(--sky-200);font-family:inherit;font-size:16px;color:var(--ink);background:var(--sky-50)}
.search-row input:focus,.inline-search input:focus,.hero-search input:focus{outline:3px solid var(--sky-l);border-color:var(--blue);background:#fff}
.search-row .btn{border-radius:14px;min-height:50px}
.quick{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-top:12px;font-size:14px;color:var(--muted)}
.quick a{padding:2px 12px;border-radius:999px;background:var(--sky-100);text-decoration:none;font-weight:600}
.count-card{background:var(--navy);color:#fff;border:none}
.count-card h2{color:#fff} .count-card h2 .ic{color:var(--sky-l)}
.count-card p{margin:0 0 12px;color:#CFE6FF}
.count-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.count-grid div{background:var(--navy-2);border-radius:14px;padding:10px 4px;text-align:center;border-bottom:3px solid var(--sky)}
.count-grid b{display:block;font-family:'Prompt',sans-serif;font-size:32px;line-height:1.1}
.count-grid span{font-size:14px;color:#CFE6FF}

/* ---------- หัวข้อ section ---------- */
.sec-head{margin-bottom:20px}
.sec-head.center{text-align:center;max-width:720px;margin:0 auto 28px}
.sec-head h2{font-size:30px;color:var(--navy)}
.sec-head p{margin:6px 0 0;color:var(--muted)}
.eyebrow{display:inline-block;font-family:'Prompt',sans-serif;font-weight:600;color:var(--blue);background:var(--sky-100);padding:2px 12px;border-radius:999px;font-size:14px;margin-bottom:8px}
.eyebrow-light{display:inline-block;font-family:'Prompt',sans-serif;font-weight:600;color:var(--sky-l);font-size:15px;margin-bottom:6px}

/* ---------- สถิติ ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.stat{display:flex;flex-direction:column;gap:2px;padding:20px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);text-decoration:none;color:var(--ink);box-shadow:var(--shadow)}
a.stat:hover{border-color:var(--sky)}
.stat span{font-weight:600;color:var(--muted)}
.stat b{font-family:'Prompt',sans-serif;font-size:44px;line-height:1.15;color:var(--blue)}
.stat small{color:var(--muted)}
.stat-main{background:var(--blue);border:none;color:#fff}
.stat-main span,.stat-main small{color:#E3F1FF} .stat-main b{color:#fff}
.mini-bar{display:block;height:6px;border-radius:999px;background:var(--sky-100);margin-top:8px;overflow:hidden}
.mini-bar>i{display:block;height:100%;background:var(--sky);border-radius:999px}
.disclaimer{font-size:14px;color:var(--muted);margin-top:12px}

/* ---------- อันดับ TOP 10 ---------- */
.top-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.rank-card{padding:0;overflow:hidden;display:flex;flex-direction:column}
.rank-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 20px;background:var(--sky-100);border-bottom:1px solid var(--line)}
.rank-head h3{font-size:19px;color:var(--navy)} .rank-head small{color:var(--muted)}
.tag{background:var(--navy);color:#fff;font-weight:700;border-radius:999px;padding:4px 12px;font-size:13px;font-family:'Prompt',sans-serif}
.rank-list{list-style:none;margin:0;padding:8px 12px;flex:1}
.rank-list a{display:flex;align-items:center;gap:12px;padding:10px 8px;border-bottom:1px solid var(--sky-100);text-decoration:none;color:inherit;border-radius:10px}
.rank-list a:hover{background:var(--sky-50)}
.rk{width:34px;height:34px;flex:none;border-radius:50%;background:var(--sky-100);color:var(--blue);display:flex;align-items:center;justify-content:center;font-weight:700;font-family:'Prompt',sans-serif}
.rk-top{background:var(--blue);color:#fff}
.rn{flex:1;min-width:0;font-weight:600;color:var(--navy)}
.rn .mini-bar{height:5px;margin-top:5px}
.rq{flex:none;color:var(--muted);font-size:14px} .rq b{font-family:'Prompt',sans-serif;font-size:18px;color:var(--blue)}
.more{display:flex;align-items:center;justify-content:center;gap:6px;padding:14px;font-weight:700;text-decoration:none;background:var(--sky-50);border-top:1px solid var(--line)}

/* ---------- ภูมิภาค ---------- */
.region-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.region{display:flex;flex-direction:column;padding:18px 20px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);text-decoration:none;color:var(--ink);box-shadow:var(--shadow)}
.region:hover{border-color:var(--sky)}
.rg-name{font-family:'Prompt',sans-serif;font-weight:600;color:var(--navy)}
.region b{font-family:'Prompt',sans-serif;font-size:34px;color:var(--blue);line-height:1.2}
.region small{color:var(--muted)}

/* ---------- แบนเนอร์ระบบเตรียมสอบ ---------- */
.promo-wide{position:relative;overflow:hidden;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:24px;align-items:center;padding:36px;border-radius:26px;background:var(--navy);color:#fff}
.promo-wide::before{content:"";position:absolute;width:360px;height:360px;border-radius:50%;background:var(--blue);right:-90px;top:-150px;opacity:.7}
.promo-wide>*{position:relative}
.promo-wide h2{font-size:32px;margin:4px 0 8px}
.promo-wide .hl{color:var(--sky-l)}
.promo-wide p{margin:0 0 18px;color:#D6EAFF;font-size:17px}
.pw-actions{display:flex;flex-wrap:wrap;gap:10px}
.pw-points{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.pw-points li{display:flex;align-items:center;gap:10px;padding:12px 16px;border-radius:14px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.15);font-weight:600}
.pw-points .ic{color:var(--sky-l)}
.promo-side{background:var(--blue);color:#fff;border-radius:var(--radius);padding:24px;position:sticky;top:96px;margin-top:20px;box-shadow:0 14px 30px rgba(21,101,216,.3)}
.promo-side h3{font-size:21px;margin:12px 0 6px}
.promo-side p{color:#E3F1FF;margin:0 0 16px}
.pside-ic{width:50px;height:50px;border-radius:14px;background:#fff;color:var(--blue);display:flex;align-items:center;justify-content:center}

/* ---------- Page hero (หน้าย่อย) ---------- */
.page-hero{background:var(--blue);color:#fff;padding:36px 0 40px;background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);background-size:28px 28px}
.page-hero h1{font-size:34px}
.back{display:inline-block;color:#E3F1FF;text-decoration:none;margin-bottom:10px;font-weight:600} .back:hover{color:#fff}
.ph-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
.ph-stats div{background:rgba(11,42,91,.4);border:1px solid rgba(255,255,255,.2);border-radius:14px;padding:10px 18px;min-width:130px}
.ph-stats b{display:block;font-family:'Prompt',sans-serif;font-size:28px;line-height:1.2}
.ph-stats span{font-size:14px;color:#E3F1FF}
.st-open{color:#fff} .st-closed{color:#C9D6E8} .st-waiting{color:var(--sky-l)}
.hero-search{display:flex;gap:8px;margin-top:16px;max-width:640px}
.hero-search input{background:#fff}

/* ---------- ตัวกรอง/แท็บ ---------- */
.filter-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.tabs{display:flex;flex-wrap:wrap;gap:4px;padding:4px;background:#fff;border:1px solid var(--line);border-radius:14px}
.tabs a{min-height:40px;display:inline-flex;align-items:center;padding:6px 16px;border-radius:10px;text-decoration:none;font-weight:600;color:var(--muted)}
.tabs a:hover{color:var(--blue)}
.tabs a.on{background:var(--blue);color:#fff}
.tabs-sm a{font-size:14px;padding:6px 12px}
.inline-search{display:flex;gap:6px}
.inline-search input{min-height:44px}
.filter-note{margin:-6px 0 12px;color:var(--muted)}

/* ---------- ตาราง ---------- */
.table-box{overflow-x:auto;background:#fff;border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow)}
table.data{width:100%;border-collapse:collapse;min-width:640px}
.data th{background:var(--navy);color:#fff;text-align:left;font-family:'Prompt',sans-serif;font-weight:500;padding:12px 14px;font-size:15px;white-space:nowrap}
.data td{padding:11px 14px;border-bottom:1px solid var(--sky-100);vertical-align:middle}
.data tbody tr:hover{background:var(--sky-50)}
.data tr.dim td{color:#7D90AB}
.data .num{text-align:right;white-space:nowrap}
.data tfoot td{background:var(--sky-100);font-weight:700;color:var(--navy)}
.data .col-on{background:rgba(79,179,255,.12)}
.data th.col-on{background:var(--blue)}
.tname{font-weight:600;text-decoration:none;color:var(--navy)} .tname:hover{color:var(--blue)}
.link-btn{display:inline-flex;align-items:center;min-height:36px;padding:2px 12px;border-radius:999px;background:var(--sky-100);text-decoration:none;font-weight:600;font-size:14px;white-space:nowrap}
.badge{display:inline-block;font-size:12px;font-weight:700;padding:1px 10px;border-radius:999px;vertical-align:middle;white-space:nowrap}
.b-open{background:var(--blue);color:#fff} .b-closed{background:#E6EBF2;color:#3D4F69} .b-waiting{background:var(--sky-100);color:#14508F}

/* ---------- หน้า detail ---------- */
.with-side{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;align-items:start}
.side-col .promo-side{margin-top:0}
.info-card{margin-bottom:16px;display:flex;flex-direction:column;gap:6px;align-items:flex-start}
.info-card p{margin:0;display:flex;align-items:center;gap:8px}
.info-card .ic{color:var(--blue)}
.sub-title{display:flex;align-items:center;gap:8px;font-size:20px;color:var(--navy);margin:24px 0 12px}
.sub-title .ic{color:var(--blue)}
.hist-row{display:flex;flex-wrap:wrap;gap:10px}
.hist{background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 18px;min-width:120px}
.hist span{display:block;color:var(--muted);font-size:14px} .hist b{font-family:'Prompt',sans-serif;font-size:24px;color:var(--navy)}
.hist.on{background:var(--blue);border-color:var(--blue)} .hist.on span,.hist.on b{color:#fff}

/* ---------- ค้นหา ---------- */
.search-results{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;align-items:start}
.search-results .sub-title{margin-top:0}
.result-list{display:flex;flex-direction:column;gap:8px}
.result{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;background:#fff;border:1px solid var(--line);border-radius:14px;text-decoration:none;color:inherit}
.result:hover{border-color:var(--sky)}
.result b{color:var(--navy)} .result small{display:block;color:var(--muted)}
.result em{font-style:normal;font-weight:700;color:var(--blue);white-space:nowrap}

/* ---------- เทียบย้อนหลัง ---------- */
.year-bars{display:flex;flex-direction:column;gap:10px;margin-bottom:28px}
.yb{display:grid;grid-template-columns:90px minmax(0,1fr) minmax(0,auto);align-items:center;gap:14px;padding:12px 16px;background:#fff;border:1px solid var(--line);border-radius:14px;text-decoration:none;color:var(--ink)}
.yb.on{border-color:var(--blue);box-shadow:0 0 0 2px var(--sky-200)}
.yb-y{font-family:'Prompt',sans-serif;font-weight:600;color:var(--navy)}
.yb-bar{height:14px;border-radius:999px;background:var(--sky-100);overflow:hidden}
.yb-bar i{display:block;height:100%;background:var(--blue);border-radius:999px}
.yb-v{color:var(--muted);font-size:14px;white-space:nowrap} .yb-v b{color:var(--blue);font-size:17px}

/* ---------- หน้าขาย ระบบเตรียมสอบ ---------- */
.x-hero{position:relative;overflow:hidden;background:var(--blue);color:#fff;padding:56px 0 64px;background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);background-size:28px 28px}
.x-hero::before{content:"";position:absolute;width:640px;height:640px;border-radius:50%;background:var(--sky);opacity:.35;right:-200px;top:-260px}
.x-hero-grid{position:relative;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:40px;align-items:center}
.x-copy h1{font-size:52px;margin:16px 0 12px}
.x-copy h1 span{display:block;color:var(--navy);background:#fff;padding:2px 16px;border-radius:14px;width:fit-content;margin-top:8px}
.lead{font-size:19px;color:#E8F4FF;margin:0 0 22px;max-width:560px}
.lead b{color:#fff;font-size:22px}
.x-actions{display:flex;flex-wrap:wrap;gap:12px}
.x-stats{list-style:none;display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 0;padding:0}
.x-stats li{background:rgba(11,42,91,.4);border:1px solid rgba(255,255,255,.2);border-radius:16px;padding:10px 18px}
.x-stats b{display:block;font-family:'Prompt',sans-serif;font-size:24px}
.x-stats span{font-size:14px;color:#E3F1FF}
.x-device{background:#fff;color:var(--ink);border-radius:24px;box-shadow:0 30px 60px rgba(11,42,91,.35);overflow:hidden;border:8px solid var(--navy)}
.dv-top{display:flex;align-items:center;gap:6px;padding:10px 14px;background:var(--navy)}
.dv-top span{width:10px;height:10px;border-radius:50%;background:var(--sky-l);opacity:.7}
.dv-top em{margin-left:auto;font-style:normal;color:#CFE6FF;font-size:13px}
.dv-body{padding:20px;display:flex;flex-direction:column;gap:12px}
.dv-score{display:flex;align-items:center;gap:18px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.dv-score h4{color:var(--navy);font-size:18px} .dv-score p{margin:0;color:var(--muted);font-size:14px}
.dv-tag{display:inline-block;margin-top:6px;background:var(--sky-100);color:var(--blue);font-weight:700;border-radius:999px;padding:2px 12px;font-size:13px}
.ring{--p:70;width:108px;height:108px;flex:none;border-radius:50%;background:conic-gradient(var(--blue) calc(var(--p)*1%),var(--sky-100) 0);display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative}
.ring::before{content:"";position:absolute;inset:12px;border-radius:50%;background:#fff}
.ring b,.ring small{position:relative}
.ring b{font-family:'Prompt',sans-serif;font-size:26px;color:var(--navy);line-height:1}
.ring small{font-size:12px;color:var(--muted)}
.dv-row{display:grid;grid-template-columns:minmax(0,170px) minmax(0,1fr) 44px;align-items:center;gap:10px;font-size:14px}
.dv-row>i{height:10px;border-radius:999px;background:var(--sky-100);overflow:hidden}
.dv-row>i>i{display:block;height:100%;background:var(--blue);border-radius:999px}
.dv-row>i>i.low{background:var(--sky)}
.dv-row b{text-align:right;color:var(--navy)}
.dv-tip{display:flex;align-items:center;gap:8px;background:var(--sky-50);border:1px dashed var(--sky-200);border-radius:12px;padding:10px 12px;font-size:14px}
.dv-tip .ic{color:var(--blue)}
.feat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.feat{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:var(--shadow);transition:transform .2s, border-color .2s}
.feat:hover{transform:translateY(-3px);border-color:var(--sky)}
.feat-ic{width:56px;height:56px;border-radius:16px;background:var(--sky-100);color:var(--blue);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.feat:nth-child(3n+2) .feat-ic{background:var(--blue);color:#fff}
.feat:nth-child(3n) .feat-ic{background:var(--navy);color:#fff}
.feat h3{font-size:20px;color:var(--navy);margin-bottom:6px}
.feat p{margin:0;color:var(--muted)}
.sim-band{margin-top:56px;background:var(--navy);color:#fff;padding:56px 0}
.sim-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:40px;align-items:center}
.sim-grid h2{font-size:32px;margin-bottom:8px}
.sim-grid p{color:#CFE6FF;margin:0 0 20px}
.sim-steps{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.sim-steps li{display:flex;gap:16px;align-items:flex-start;background:var(--navy-2);border-radius:16px;padding:16px 18px;border-left:0}
.sim-steps b{width:40px;height:40px;flex:none;border-radius:12px;background:var(--sky);color:var(--navy);display:flex;align-items:center;justify-content:center;font-family:'Prompt',sans-serif;font-size:18px}
.sim-steps h4{font-size:18px}
.sim-steps p{margin:2px 0 0;color:#CFE6FF;font-size:15px}
.how-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.how{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;position:relative;overflow:hidden}
.how span{font-family:'Prompt',sans-serif;font-weight:700;font-size:44px;color:var(--sky-200);line-height:1}
.how h3{color:var(--navy);margin:6px 0}
.how p{margin:0;color:var(--muted)}
.faq{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:10px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:0 20px}
.faq summary{cursor:pointer;min-height:56px;display:flex;align-items:center;font-family:'Prompt',sans-serif;font-weight:600;color:var(--navy);list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";margin-left:auto;font-size:24px;color:var(--blue)}
.faq details[open] summary::after{content:"–"}
.faq p{margin:0 0 18px;color:var(--muted)}
.final-cta{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;padding:40px;border-radius:28px;background:var(--blue);color:#fff;
  background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size:24px 24px}
.final-cta h2{font-size:32px;margin:8px 0 6px}
.final-cta p{margin:0;color:#E3F1FF}
.days-left{display:inline-flex;align-items:center;gap:6px;background:var(--navy);padding:4px 14px;border-radius:999px;font-weight:700}

/* ---------- ส่วนท้าย ---------- */
.site-foot{margin-top:64px;background:var(--navy);color:#CFE0F5;padding-top:40px}
.foot-grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr) minmax(0,1fr);gap:32px}
.site-foot h4{color:#fff;margin-bottom:10px;font-size:17px}
.site-foot a{display:block;color:#CFE0F5;text-decoration:none;padding:3px 0} .site-foot a:hover{color:#fff}
.brand-foot .brand-text strong{color:#fff} .brand-foot .brand-text small{color:#A9C5E8}
.brand-foot .brand-mark{background:var(--blue)}
.foot-note{font-size:14px;color:#A9C5E8;margin-top:14px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding:16px 20px;font-size:14px;color:#A9C5E8}

/* ---------- Admin ---------- */
.admin-body{background:var(--sky-50)}
.admin-top{background:var(--navy);color:#fff}
.admin-top .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;min-height:64px}
.admin-top .brand strong{color:#fff;font-size:18px} .admin-top .brand small{color:#A9C5E8}
.admin-nav{display:flex;flex-wrap:wrap;gap:4px}
.admin-nav a{display:inline-flex;align-items:center;gap:6px;min-height:42px;padding:6px 14px;border-radius:10px;color:#D6E6F8;text-decoration:none;font-weight:600}
.admin-nav a:hover,.admin-nav a.on{background:var(--navy-2);color:#fff}
.admin-main{padding:28px 0 60px}
.admin-main h1{font-size:28px;color:var(--navy);margin-bottom:4px}
.admin-main .lead-s{color:var(--muted);margin:0 0 20px}
.flash{background:#E7F6EC;border:1px solid #A6DDB7;color:#14532D;padding:12px 16px;border-radius:12px;margin-bottom:16px;font-weight:600}
.flash.err{background:#FDECEC;border-color:#F3C1BC;color:#8A1C12}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-weight:600;color:var(--navy)}
.field small{color:var(--muted)}
.inp,.field input,.field select,.field textarea{min-height:46px;padding:8px 12px;border-radius:12px;border:1.5px solid var(--sky-200);font-family:inherit;font-size:16px;color:var(--ink);background:#fff;width:100%}
.field textarea{min-height:90px}
.inp:focus,.field input:focus,.field select:focus,.field textarea:focus{outline:3px solid var(--sky-l);border-color:var(--blue)}
.status-pick{display:flex;flex-wrap:wrap;gap:8px}
.status-pick label{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:6px 16px;border-radius:999px;border:1.5px solid var(--sky-200);background:#fff;cursor:pointer;font-weight:600}
.status-pick input{accent-color:var(--blue);width:18px;height:18px}
.subj-tools{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:20px 0 12px;position:sticky;top:0;z-index:5;background:var(--sky-50);padding:10px 0}
.subj-tools .inp{max-width:320px}
.total-pill{margin-left:auto;background:var(--blue);color:#fff;border-radius:999px;padding:8px 18px;font-family:'Prompt',sans-serif;font-weight:600}
.subj-group{margin-bottom:18px}
.subj-group h3{font-size:16px;color:var(--blue);margin:0 0 8px;padding-left:4px}
.subj-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:8px}
.subj-item{display:grid;grid-template-columns:minmax(0,1fr) 84px 96px;gap:8px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px 10px}
.subj-item.has{border-color:var(--blue);background:#F4F9FF}
.subj-item label{font-weight:600;font-size:15px;color:var(--navy)}
.subj-item input{min-height:40px;padding:4px 8px;border-radius:10px;border:1.5px solid var(--sky-200);font-size:16px;text-align:center;width:100%;font-family:inherit}
.subj-head{display:grid;grid-template-columns:minmax(0,1fr) 84px 96px;gap:8px;font-size:13px;color:var(--muted);padding:0 10px 4px}
.save-bar{position:sticky;bottom:0;background:#fff;border-top:1px solid var(--line);padding:12px 0;margin-top:20px;display:flex;gap:10px;justify-content:flex-end;box-shadow:0 -6px 16px rgba(11,42,91,.06)}
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:var(--blue);background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);background-size:28px 28px}
.login-card{width:100%;max-width:420px;background:#fff;border-radius:24px;padding:32px;box-shadow:0 30px 60px rgba(11,42,91,.3)}
.login-card h1{font-size:24px;color:var(--navy);margin:14px 0 4px}
.login-card form{display:flex;flex-direction:column;gap:14px;margin-top:18px}
.mini-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:20px}
.mini-stats div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 16px}
.mini-stats b{display:block;font-family:'Prompt',sans-serif;font-size:28px;color:var(--blue)}
.mini-stats span{color:var(--muted);font-size:14px}
.row-actions{display:flex;gap:6px;flex-wrap:wrap}
.data td .inp{min-height:40px}

/* ---------- Responsive ---------- */
@media (max-width:1020px){
  .nav-toggle{display:flex}
  .main-nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;flex-direction:column;align-items:stretch;padding:12px 20px 20px;border-bottom:1px solid var(--line);box-shadow:0 12px 24px rgba(11,42,91,.1)}
  .nav-open .main-nav{display:flex}
  .main-nav .nav-cta{margin-left:0;justify-content:center}
  .year-form select{width:100%;margin:4px 0}
  .head-row{position:relative}
  .hero-grid,.tool-row,.x-hero-grid,.sim-grid,.promo-wide,.with-side,.search-results{grid-template-columns:minmax(0,1fr)}
  .stat-grid,.mini-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .top-grid,.feat-grid,.how-grid{grid-template-columns:minmax(0,1fr)}
  .region-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-grid{grid-template-columns:minmax(0,1fr)}
  .promo-side{position:static}
  .hero-art{display:none}
}
@media (max-width:640px){
  .hero h1{font-size:30px}
  .hero-total strong{font-size:72px}
  .x-copy h1{font-size:36px}
  .sec-head h2,.promo-wide h2,.final-cta h2,.sim-grid h2{font-size:24px}
  .page-hero h1{font-size:26px}
  .promo-wide,.final-cta{padding:24px}
  .region-grid{grid-template-columns:minmax(0,1fr)}
  .count-grid b{font-size:24px}
  .search-row{flex-direction:column}
  .yb{grid-template-columns:70px minmax(0,1fr)}
  .yb-v{grid-column:1/-1;white-space:normal}
  .form-grid{grid-template-columns:minmax(0,1fr)}
  .dv-row{grid-template-columns:minmax(0,1fr) 44px}
  .dv-row>i{grid-column:1/-1;grid-row:2}
  .brand-text small{display:none}
}