/* ==========================================================
   หน้าเว็บสาธารณะ — วิทยาลัยเทคนิคหนองคาย
   ธีม: น้ำเงิน-ขาว สไตล์ Bootstrap 5 (มุมโค้ง เงานุ่ม)
   จุดเด่นจุดเดียว: สถิติการสมัครแสดงเป็นไม้บรรทัด
   ========================================================== */
:root {
    --ink: #14284b;          /* น้ำเงินเข้ม: ตัวอักษร / พื้นเข้ม */
    --ink-2: #4a5d7a;        /* ตัวอักษรรอง */
    --paper: #f4f8fd;        /* พื้นหลังฟ้าจาง */
    --sheet: #ffffff;        /* การ์ด/แผ่นเนื้อหา */
    --edge: #7f94b0;         /* เส้นขอบเข้ม */
    --line: #dbe4f0;         /* เส้นขอบอ่อน */
    --grid: rgba(13, 110, 253, .05);
    --steel: #0d6efd;        /* สีหลัก (Bootstrap primary) */
    --steel-d: #0a58ca;
    --tint: #eaf2ff;         /* พื้นฟ้าอ่อน */
    --signal: #0d6efd;       /* ปุ่มหลัก */
    --over: #f08c00;         /* สมัครเกินจำนวนรับ */
    --ok: #198754;
    --warn: #b54708;
    --r: 8px;
    --shadow: 0 1px 2px rgba(20, 40, 75, .06), 0 6px 18px rgba(20, 40, 75, .06);
    --font: 'IBM Plex Sans Thai', 'Noto Sans Thai', 'Sarabun', Tahoma, system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; -webkit-text-size-adjust: 100%; }
body.site {
    margin: 0; font-family: var(--font); font-size: 1rem; line-height: 1.7;
    color: var(--ink); background: var(--paper);
    font-variant-numeric: tabular-nums;
}
/* รีเซ็ตระดับ element (html body x = 0,0,3) — ชนะ reboot ของ Bootstrap (0,0,1)
   แต่แพ้ทุก class ของส่วนประกอบ (0,1,0) เพื่อให้กำหนด margin/padding ในคลาสได้ตามปกติ */
html body h1, html body h2, html body h3, html body p, html body ul, html body ol,
html body dl, html body dd, html body figure { margin: 0; padding: 0; }
html body ul, html body ol { list-style: none; }
html body img { max-width: 100%; height: auto; }
/* สีลิงก์เริ่มต้น = หมึก (ผ่านตัวแปรของ Bootstrap) */
body.site { --bs-link-color-rgb: 18, 38, 63; --bs-link-hover-color-rgb: 18, 38, 63; }
.nowrap { white-space: nowrap; }

:where(a, button, summary, input):focus-visible { outline: 3px solid var(--steel); outline-offset: 2px; }

.skip-link { position: absolute; left: 8px; top: -60px; background: var(--ink); color: #fff; padding: 8px 14px; z-index: 2000; border-radius: var(--r); }
.skip-link:focus { top: 8px; }

.wrap { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 768px) { .wrap { padding: 0 28px; } }

/* ---------- ปุ่ม ---------- */
.btn-signal, .btn-quiet, .btn-off {
    display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
    min-height: 48px; padding: .65rem 1.3rem; border-radius: var(--r);
    font: 600 1rem/1.3 var(--font); text-decoration: none; cursor: pointer; border: 1px solid var(--line);
}
.btn-signal { background: var(--signal); color: #fff; box-shadow: none; transition: transform .12s, box-shadow .12s; }
.btn-signal:hover { transform: none; }
.btn-signal:active { transform: translate(3px, 3px); box-shadow: 0 0 0 var(--ink); }
.btn-quiet { background: transparent; color: var(--ink); }
.btn-quiet:hover { background: var(--ink); color: #fff; }
.btn-off { border-style: dashed; border-color: var(--edge); color: var(--ink-2); font-weight: 500; cursor: default; }
.btn-signal-sm, .btn-quiet-sm { min-height: 40px; padding: .4rem .95rem; font-size: .95rem; box-shadow: none; }
.btn-signal-sm:hover { box-shadow: none; transform: none; filter: brightness(.95); }

/* ---------- แถบบน ---------- */
.site-bar { position: sticky; top: 0; z-index: 1030; background: var(--sheet); border-bottom: 1px solid var(--line); }
.bar-inner { display: flex; align-items: center; gap: 18px; min-height: 64px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; min-width: 0; margin-right: auto; }
.brand-mark { width: 42px; height: 42px; flex: none; background: var(--ink); color: #fff; display: grid; place-items: center; font-size: 1.4rem; border-radius: var(--r); overflow: hidden; }
.brand-mark img { width: 100%; height: 100%; object-fit: contain; background: #fff; }
.brand-text { display: flex; flex-direction: column; line-height: 1.25; min-width: 0; }
.brand-text strong { font-size: 1.02rem; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.brand-text small { color: var(--ink-2); font-size: .78rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bar-nav { display: none; gap: 4px; }
.bar-nav a { padding: .45rem .75rem; text-decoration: none; font-weight: 500; font-size: .95rem; border-radius: var(--r); }
.bar-nav a:hover { background: var(--paper); box-shadow: inset 0 -2px 0 var(--ink); }
.bar-actions { display: flex; align-items: center; gap: 8px; }
.bar-toggle { width: 44px; height: 44px; border: 1px solid var(--line); background: transparent; border-radius: var(--r); font-size: 1.5rem; display: grid; place-items: center; color: var(--ink); }
.mobile-nav { border-top: 1px solid var(--line); background: var(--sheet); }
.mobile-nav a { display: block; padding: .85rem 0; border-bottom: 1px solid var(--line); text-decoration: none; font-weight: 500; }
@media (min-width: 992px) { .bar-nav { display: flex; } .bar-toggle { display: none; } .mobile-nav { display: none !important; } }
.cta-short { display: none; }
.bar-actions .btn-signal, .bar-actions .btn-quiet { white-space: nowrap; }
@media (max-width: 480px) {
    .bar-inner { gap: 10px; }
    .brand { gap: 9px; }
    .brand-text small { display: none; }
    .brand-text strong { font-size: .9rem; }
    .cta-long { display: none; } .cta-short { display: inline; }
    .btn-signal-sm, .btn-quiet-sm { padding: .4rem .7rem; }
}

/* ---------- Hero ---------- */
.hero {
    padding: 36px 0 44px; border-bottom: 1px solid var(--line);
    background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
    background-size: 28px 28px;
}
.hero-grid { display: grid; gap: 28px; }
@media (min-width: 992px) { .hero { padding: 64px 0 72px; } .hero-grid { grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: start; } }
.hero h1 { font-size: clamp(1.55rem, 1rem + 2.4vw, 2.6rem); font-weight: 700; line-height: 1.22; letter-spacing: -.01em; text-wrap: balance; }
.hero-sub { margin-top: 14px; font-size: 1.15rem; color: var(--ink-2); max-width: 34em; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }

.course-scale { margin-top: 40px; max-width: 520px; }
.course-scale figcaption { font-size: .88rem; color: var(--ink-2); margin-bottom: 8px; }
.scale-row { display: flex; border: 1px solid var(--line); background: var(--sheet); }
.scale-row li { min-width: 0; flex-basis: 0; }
.scale-row li + li { border-left: 1px solid var(--line); }
.scale-seg { display: flex; flex-direction: column; padding: 8px 10px 14px; text-decoration: none; line-height: 1.3; position: relative; height: 100%; }
.scale-seg strong { font-size: 1.02rem; }
.scale-seg span { font-size: .85rem; color: var(--ink-2); }
.scale-seg::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 7px;
    background: repeating-linear-gradient(90deg, var(--ink) 0 1px, transparent 1px 12px); }
.scale-seg:hover { background: var(--paper); }

/* ---------- กรอบชื่อแบบ (กำหนดการ) ---------- */
.titleblock { background: var(--sheet); border: 1px solid var(--line); }
.tb-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 16px; background: var(--ink); color: #fff; }
.tb-head h2 { font-size: 1.05rem; font-weight: 600; }
.tb-grid { display: grid; grid-template-columns: 1fr 1fr; }
.tb-grid > div { padding: 10px 16px 12px; border-bottom: 1px solid var(--line); min-width: 0; }
.tb-grid > div:nth-child(even):not(.tb-wide) { border-left: 1px solid var(--line); }
.tb-wide { grid-column: 1 / -1; }
.tb-grid dt { font-size: .82rem; color: var(--ink-2); line-height: 1.4; }
.tb-grid dd { font-weight: 600; line-height: 1.45; }
@media (max-width: 480px) { .tb-grid > div { padding-left: 12px; padding-right: 12px; } .tb-grid dd { font-size: .95rem; } }
.tb-note { padding: 12px 16px; font-size: .95rem; display: flex; gap: 8px; align-items: flex-start; }
.tb-note i { margin-top: 3px; }
.tb-note-open { background: #e5f3ec; color: #0f4d36; font-weight: 600; }
.tb-empty { padding: 20px 16px; color: var(--ink-2); }
.tb-empty strong { color: var(--ink); }
.tb-others { border-top: 1px solid var(--line); }
.tb-others li { display: grid; grid-template-columns: 1fr auto; gap: 2px 10px; padding: 10px 16px; border-bottom: 1px solid var(--line); font-size: .92rem; align-items: center; }
.tb-others li:last-child { border-bottom: 0; }
.tb-o-name { font-weight: 600; }
.tb-o-date { grid-column: 1; color: var(--ink-2); font-size: .85rem; }
.tb-others .status { grid-column: 2; grid-row: 1 / span 2; }

.status { display: inline-block; padding: .1rem .6rem; border-radius: 99px; font-size: .82rem; font-weight: 600; line-height: 1.6; white-space: nowrap; border: 1px solid currentColor; }
.status-open { background: #dff2e8; color: var(--ok); }
.status-upcoming { background: #e1ebf6; color: #1e4a78; }
.status-paused { background: #fdecd0; color: var(--warn); }
.status-closed { background: #e8ecf0; color: var(--ink-2); }
.tb-head .status { border-color: transparent; }

/* ---------- ส่วนเนื้อหา ---------- */
.section { padding-top: 56px; padding-bottom: 8px; }
.section-tight { padding-top: 40px; }
.sec-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 6px 20px; padding-bottom: 10px; margin-bottom: 22px; border-bottom: 2px solid var(--ink); }
.sec-head h2 { font-size: clamp(1.4rem, 1.1rem + 1vw, 1.9rem); font-weight: 700; line-height: 1.35; }
.sec-meta { color: var(--ink-2); font-size: .92rem; }
.sec-meta a { text-underline-offset: 3px; }
.empty, .notice { padding: 28px 20px; border: 1.5px dashed var(--edge); background: var(--sheet); color: var(--ink-2); }
.empty strong { color: var(--ink); }
.notice-warn { border-style: solid; border-color: var(--warn); }

/* ---------- ขั้นตอน (เป็นลำดับจริง จึงมีเลข) ---------- */
.steps { display: grid; gap: 0; border: 1px solid var(--line); background: var(--sheet); }
.steps li { display: flex; gap: 14px; padding: 16px; border-bottom: 1px solid var(--line); }
.steps li:last-child { border-bottom: 0; }
.step-no { flex: none; width: 34px; height: 34px; display: grid; place-items: center; background: var(--ink); color: #fff; font-weight: 700; border-radius: var(--r); }
.steps strong { display: block; line-height: 1.4; }
.steps p { color: var(--ink-2); font-size: .93rem; line-height: 1.55; margin-top: 2px; }
@media (min-width: 768px) {
    .steps { grid-template-columns: repeat(4, 1fr); }
    .steps li { border-bottom: 0; border-right: 1px solid var(--line); flex-direction: column; }
    .steps li:last-child { border-right: 0; }
}

/* ---------- ชิป / แท็บ ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.chip { min-height: 40px; padding: .3rem 1rem; border: 1px solid var(--line); background: var(--sheet); color: var(--ink); font: 500 .95rem/1.3 var(--font); border-radius: 99px; cursor: pointer; }
.chip:hover { background: var(--paper); }
.chip.is-active { background: var(--ink); color: #fff; }

/* ---------- ไม้บรรทัด (จุดเด่นของหน้า) ---------- */
.ruler { position: relative; height: 30px; }
.ruler-track { position: absolute; left: 0; right: 0; bottom: 0; height: 100%; border-bottom: 2px solid var(--ink); }
.ruler-fill { position: absolute; left: 0; bottom: 2px; height: 14px; width: 0; background: var(--steel); }
.ruler-track::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 12px; pointer-events: none;
    border-right: 1px solid var(--line);
    background:
        linear-gradient(90deg, var(--ink) 1.5px, transparent 1.5px) 0 100% / 10% 100% repeat-x,
        linear-gradient(90deg, rgba(18,38,63,.7) 1px, transparent 1px) 0 100% / 5% 55% repeat-x; }
.ruler.is-over .ruler-fill { background: repeating-linear-gradient(-45deg, var(--over) 0 6px, #ffd08a 6px 12px); }
.ruler.is-in .ruler-fill { transition: width 1s cubic-bezier(.2, .7, .2, 1); }

.stats-total { background: var(--sheet); border: 1px solid var(--line); padding: 18px 18px 22px; margin-bottom: 18px; }
.total-line { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 4px 16px; margin-bottom: 8px; }
.total-line strong { font-size: clamp(1.5rem, 1.1rem + 1.6vw, 2.2rem); font-weight: 700; line-height: 1.3; }
.total-line span { color: var(--ink-2); }
.stats-total .ruler { height: 38px; }
.stats-total .ruler-fill { height: 20px; }
.ruler-scale { display: flex; justify-content: space-between; font-size: .78rem; color: var(--ink-2); margin-top: 2px; }

.stat-level { background: var(--sheet); border: 1px solid var(--line); border-left: 1px solid var(--line); border-right: 1px solid var(--line); }
.stat-level:first-child { border-top: 1px solid var(--line); }
.stat-level:last-child { border-bottom: 1px solid var(--line); }
.stat-row { display: grid; gap: 6px 16px; padding: 14px 16px; align-items: end; }
.stat-name { font-weight: 700; line-height: 1.4; }
.stat-name small { display: block; font-weight: 400; color: var(--ink-2); font-size: .85rem; }
.stat-val { font-weight: 600; text-align: right; white-space: nowrap; line-height: 1.4; }
.stat-val small { display: block; font-weight: 400; color: var(--ink-2); font-size: .82rem; }
.stat-val .over { color: #a23c00; font-weight: 700; }
@media (min-width: 768px) { .stat-row { grid-template-columns: 200px 1fr 130px; } }
@media (max-width: 767.98px) { .stat-row { grid-template-columns: 1fr auto; } .stat-row .ruler { grid-column: 1 / -1; order: 3; } }

.stat-detail { border-top: 1px dashed var(--line); }
.stat-detail summary { cursor: pointer; padding: 10px 16px; font-size: .93rem; color: var(--ink-2); list-style: none; display: flex; gap: 8px; align-items: center; }
.stat-detail summary::-webkit-details-marker { display: none; }
.stat-detail summary::before { content: "\F285"; font-family: bootstrap-icons; font-size: .8rem; transition: transform .15s; }
.stat-detail[open] summary::before { transform: rotate(90deg); }
.stat-detail summary:hover { color: var(--ink); background: var(--paper); }
.stat-depts { padding: 4px 0 8px; }
.stat-depts .stat-row { padding-top: 8px; padding-bottom: 8px; }
.stat-depts .stat-name { font-weight: 500; }
.stat-depts .ruler { height: 24px; }
.stat-depts .ruler-fill { height: 10px; }
.stat-depts .ruler-track::after { height: 9px; }
.stats-note { margin-top: 12px; font-size: .85rem; color: var(--ink-2); }

/* ---------- สาขาวิชา ---------- */
.level-tabs { display: flex; flex-wrap: wrap; gap: 0; margin-bottom: 16px; }
.level-tab { display: flex; flex-direction: column; align-items: flex-start; gap: 0; min-width: 112px; padding: .55rem 1.1rem; border: 1px solid var(--line); background: var(--sheet); color: var(--ink); font-family: var(--font); line-height: 1.35; cursor: pointer; text-align: left; }
.level-tab + .level-tab { margin-left: -1.5px; }
.level-tab strong { font-size: 1.1rem; }
.level-tab span { font-size: .8rem; color: var(--ink-2); }
.level-tab:hover { background: var(--paper); }
.level-tab.is-active { background: var(--ink); color: #fff; position: relative; z-index: 1; }
.level-tab.is-active span { color: #c9d6e5; }
.level-desc { color: var(--ink-2); font-size: .93rem; margin-bottom: 14px; line-height: 1.6; }

.major-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); border-top: 1px solid var(--edge); border-left: 1px solid var(--edge); }
.major { position: relative; display: flex; gap: 14px; align-items: flex-start; text-align: left; padding: 16px 16px 16px 20px; background: var(--sheet); color: var(--ink);
    border: 0; border-right: 1px solid var(--edge); border-bottom: 1px solid var(--edge); font-family: var(--font); cursor: pointer; }
.major::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 5px; background: var(--c, var(--steel)); }
.major:hover, .major:focus-visible { background: color-mix(in srgb, var(--c, #2f5d8a) 9%, #fff); }
.major-ico { flex: none; width: 46px; height: 46px; display: grid; place-items: center; font-size: 1.4rem; background: var(--c, var(--steel)); color: var(--fg, #fff); border-radius: var(--r); }
.major-body { display: flex; flex-direction: column; gap: 2px; min-width: 0; flex: 1; }
.major-body strong { font-size: 1.05rem; line-height: 1.4; }
.major-desc { color: var(--ink-2); font-size: .9rem; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.major-foot { margin-top: 6px; display: flex; justify-content: space-between; align-items: center; font-size: .88rem; font-weight: 600; color: var(--ink-2); }

/* ---------- แผ่นข้อมูลสาขา (Modal infographic) ---------- */
.sheet { border: 1px solid var(--line); border-radius: 0; background: var(--sheet); }
.sheet-top { border-top: 8px solid var(--c, var(--steel)); padding: 18px 20px 16px; display: flex; gap: 16px; align-items: flex-start; border-bottom: 1px solid var(--line); position: relative; }
.sheet-ico { flex: none; width: 64px; height: 64px; display: grid; place-items: center; font-size: 2rem; background: var(--c); color: var(--fg); border-radius: var(--r); }
.sheet-top h2 { font-size: clamp(1.25rem, 1rem + 1vw, 1.7rem); font-weight: 700; line-height: 1.35; padding-right: 36px; }
.sheet-en { color: var(--ink-2); font-size: .95rem; }
.sheet-badges { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.badge-box { border: 1px solid var(--line); padding: 0 .6rem; font-size: .85rem; font-weight: 600; line-height: 1.7; }
.sheet-close { position: absolute; right: 10px; top: 10px; width: 40px; height: 40px; border: 1px solid var(--line); background: var(--sheet); font-size: 1.2rem; display: grid; place-items: center; color: var(--ink); cursor: pointer; }
.sheet-close:hover { background: var(--ink); color: #fff; }
.sheet-body { padding: 20px; display: grid; gap: 24px; }
.sheet-img { display: block; border: 1px solid var(--edge); background: var(--paper); }
.sheet-img img { display: block; width: 100%; }
.sheet-sec h3 { font-size: 1.05rem; font-weight: 700; padding-bottom: 6px; border-bottom: 1px solid var(--line); margin-bottom: 12px; }
.sheet-sec p { color: var(--ink); white-space: pre-line; max-width: 62ch; }
.mark-list { display: grid; gap: 8px 22px; }
@media (min-width: 640px) { .mark-list { grid-template-columns: 1fr 1fr; } }
.mark-list li { position: relative; padding-left: 22px; line-height: 1.55; }
.mark-list li::before { content: ""; position: absolute; left: 0; top: .55em; width: 11px; height: 11px; background: var(--c, var(--steel)); }
.career-list li::before { border-radius: 50%; }
.sheet-seats { border: 1px solid var(--line); padding: 14px 16px 18px; background: var(--paper); }
.sheet-seats .total-line strong { font-size: 1.35rem; }
.sheet-foot { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; padding: 14px 20px; border-top: 1px solid var(--line); background: var(--paper); }
.sheet-foot small { color: var(--ink-2); }
.sheet-empty { color: var(--ink-2); border: 1.5px dashed var(--edge); padding: 18px; }

/* ---------- ข่าว ---------- */
.news-list { background: var(--sheet); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.news-list li + li { border-top: 1px solid var(--line); }
.news-list a { display: grid; grid-template-columns: 74px 1fr; gap: 6px 16px; padding: 16px; text-decoration: none; align-items: start; }
.news-list a:hover { background: var(--paper); }
.news-list a:hover .news-title { text-decoration: underline; text-underline-offset: 3px; }
.news-date { border: 1px solid var(--line); text-align: center; line-height: 1.2; padding: 6px 2px; background: var(--sheet); }
.news-date strong { display: block; font-size: 1.5rem; }
.news-date span { font-size: .72rem; color: var(--ink-2); }
.news-body { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.news-title { font-weight: 600; line-height: 1.5; }
.news-excerpt { color: var(--ink-2); font-size: .92rem; line-height: 1.55; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-list .tag { grid-column: 2; justify-self: start; }
.tag { display: inline-block; padding: 0 .6rem; border: 1px solid currentColor; font-size: .8rem; font-weight: 600; line-height: 1.7; white-space: nowrap; }
.tag-admission { color: #1e4a78; background: #e1ebf6; }
.tag-announcement { color: var(--warn); background: #fdecd0; }
.tag-result { color: var(--ok); background: #dff2e8; }
@media (min-width: 768px) {
    .news-list a { grid-template-columns: 84px 1fr auto; align-items: center; padding: 16px 20px; }
    .news-list .tag { grid-column: 3; justify-self: end; }
}

.pager { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 20px; }
.pager a, .pager span { min-width: 42px; min-height: 42px; display: grid; place-items: center; padding: 0 .7rem; border: 1px solid var(--line); text-decoration: none; background: var(--sheet); font-weight: 600; }
.pager a:hover { background: var(--paper); }
.pager .is-current { background: var(--ink); color: #fff; }
.pager .is-gap { border-color: transparent; background: transparent; }

/* ---------- หน้าเนื้อหาย่อย (ข่าว / สมัคร) ---------- */
.page-head { padding-top: 36px; padding-bottom: 8px; }
.crumbs { font-size: .9rem; color: var(--ink-2); margin-bottom: 10px; }
.crumbs a { text-underline-offset: 3px; }
.article { background: var(--sheet); border: 1px solid var(--line); }
.article-head { padding: 22px 22px 16px; border-bottom: 1px solid var(--line); }
.article-head h1 { font-size: clamp(1.4rem, 1.1rem + 1.2vw, 2rem); font-weight: 700; line-height: 1.4; margin: 10px 0 6px; text-wrap: balance; }
.article-meta { color: var(--ink-2); font-size: .92rem; }
.article-body { padding: 22px; max-width: 74ch; line-height: 1.85; }
.article-body p + p { margin-top: 1em; }
.article-cover { display: block; width: 100%; border-bottom: 1px solid var(--line); }
.attach { border-top: 1px solid var(--line); padding: 18px 22px 22px; }
.attach h2 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.attach a { display: flex; gap: 10px; align-items: center; padding: 8px 0; border-bottom: 1px dashed var(--line); text-underline-offset: 3px; }

/* ---------- ส่วนท้าย ---------- */
.site-foot { margin-top: 72px; background: var(--ink); color: #dbe5f0; padding-top: 40px; }
.foot-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 28px; padding-bottom: 28px; }
.foot-grid > * { min-width: 0; }
@media (min-width: 768px) { .foot-grid { grid-template-columns: 1.6fr 1fr; } }
.foot-title { font-size: 1.05rem; font-weight: 700; color: #fff; margin-bottom: 12px; }
.contact-list li { display: flex; gap: 12px; padding: 5px 0; line-height: 1.6; }
.contact-list i { color: #ffb48a; margin-top: 3px; }
.site-foot a { color: #fff; text-underline-offset: 3px; }
.foot-links li { padding: 4px 0; }
.foot-muted { color: #9fb2c8; font-size: .92rem; }
.foot-base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 20px; padding-top: 16px; padding-bottom: 22px; border-top: 1px solid rgba(255,255,255,.18); font-size: .85rem; color: #9fb2c8; }

/* ---------- Modal ของ Bootstrap ให้เข้ากับธีม ---------- */
#majorModal .modal-dialog { max-width: 820px; }
#majorModal .modal-content { box-shadow: none; }

/* ---------- การเคลื่อนไหว ---------- */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .ruler.is-in .ruler-fill, .btn-signal { transition: none; }
}

/* =====================================================================
   ฟอร์มสมัครเรียน / ตรวจสอบผล (ขั้นตอนที่ 5)
   ===================================================================== */
.is-hidden { display: none !important; }
.muted { color: var(--ink-2); }
.sec-note { font-size: .95rem; color: var(--ink-2); }
.apply-wrap { padding-bottom: 72px; }
.btn-link { display: inline-flex; align-items: center; min-height: 48px; padding: 0 6px; font-weight: 600; color: var(--steel); text-underline-offset: 4px; }

/* ---------- ตัวบอกขั้น (เส้นต่อกัน) ---------- */
.flow { list-style: none; display: flex; margin: 0 auto 26px; max-width: 980px; padding: 0; }
.flow li { flex: 1 1 0; display: flex; flex-direction: column; align-items: center; gap: 8px; position: relative; color: var(--ink-2); font-weight: 500; font-size: .95rem; text-align: center; }
.flow li::before { content: ''; position: absolute; top: 17px; left: -50%; width: 100%; height: 2px; background: var(--line); z-index: 0; }
.flow li:first-child::before { display: none; }
.flow .n { position: relative; z-index: 1; width: 36px; height: 36px; display: grid; place-items: center; border-radius: 50%; border: 2px solid var(--line); background: var(--sheet); font-weight: 700; }
.flow .n i { display: none; }
.flow li.is-now { color: var(--ink); font-weight: 700; }
.flow li.is-now .n { background: var(--ink); border-color: var(--ink); color: #fff; box-shadow: 0 0 0 4px rgba(18, 38, 63, .12); }
.flow li.is-done { color: var(--ok); }
.flow li.is-done::before, .flow li.is-now::before { background: var(--ok); }
.flow li.is-done .n { background: var(--ok); border-color: var(--ok); color: #fff; }
.flow li.is-done .n i { display: block; } .flow li.is-done .n b { display: none; }

/* ---------- ขั้น 1 ---------- */
.ident { display: grid; grid-template-columns: 1fr; border: 1px solid var(--line); background: var(--sheet); max-width: 980px; margin: 0 auto 18px; }
@media (min-width: 860px) { .ident { grid-template-columns: 5fr 7fr; } }
.ident-side { padding: 28px 26px; color: #e8eef5; background-color: var(--ink);
    background-image: linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px); background-size: 28px 28px; }
.ident-side h2 { color: #fff; font-size: 1.35rem; font-weight: 700; line-height: 1.5; margin: 0 0 18px; }
.ident-side ul { list-style: none; margin: 0 0 22px; padding: 0; display: grid; gap: 14px; }
.ident-side li { display: flex; gap: 12px; align-items: flex-start; line-height: 1.5; }
.ident-side li i { flex: none; width: 36px; height: 36px; display: grid; place-items: center; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.25); font-size: 1.1rem; }
.ident-round { display: flex; flex-direction: column; gap: 2px; padding: 12px 14px; border-left: 4px solid #6ea8fe; background: rgba(255,255,255,.08); }
.ident-round span { font-size: .88rem; opacity: .8; } .ident-round strong { color: #fff; } .ident-round small { color: #b6d4ff; }
.ident-main { padding: 28px 26px 30px; }
@media (min-width: 860px) { .ident-main { padding: 34px 38px 36px; } }
.ident-main .a-title { font-size: 1.4rem; margin-bottom: 6px; }
.dob { margin: 18px 0 0; }
.dob legend { margin-bottom: 6px; }
.dob-grid { display: grid; grid-template-columns: 1fr 2fr 1.4fr; gap: 10px; }
.sub-label { display: block; font-size: .8rem; color: var(--ink-2); margin-bottom: 2px; }

/* ---------- การ์ด/หัวข้อ/ปุ่มทั่วไป ---------- */
.a-card { background: var(--sheet); border: 1px solid var(--line); padding: 22px 20px; margin: 0 auto 18px; max-width: 980px; }
@media (min-width: 768px) { .a-card { padding: 26px 28px; } }
.a-title { font-size: 1.2rem; font-weight: 700; margin: 0 0 14px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; line-height: 1.4; }
.a-title i { color: var(--steel); }
.a-lead { color: var(--ink-2); margin: 0 0 18px; }
.a-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 18px; margin-top: 24px; }
@media (max-width: 575px) { .a-actions .btn-signal, .a-actions .btn-quiet { flex: 1 1 100%; } }
.a-who { display: flex; flex-wrap: wrap; gap: 8px 22px; padding: 10px 14px; margin: 0 auto 18px; max-width: 980px; background: var(--sheet); border: 1.5px dashed var(--edge); }
.a-who i { color: var(--steel); margin-right: 4px; }

/* ---------- ช่องกรอก ---------- */
.f-label { display: block; font-weight: 600; font-size: .92rem; margin: 0 0 5px; padding: 0; float: none; width: auto; color: var(--ink); }
.req { color: #c0392b; margin-left: 2px; }
.f-control { display: block; width: 100%; min-height: 48px; padding: .55rem .8rem; font: 400 1rem/1.4 var(--font); color: var(--ink); background-color: #fff;
    border: 1.5px solid #aebccb; border-radius: 6px; transition: border-color .12s, box-shadow .12s, background-color .12s; }
.f-control::placeholder { color: #8c9aab; }
.f-control:hover:not(:disabled) { border-color: var(--edge); }
.f-control:focus { outline: 0; border-color: var(--ink); box-shadow: 0 0 0 4px rgba(47, 93, 138, .22); }
select.f-control { appearance: none; padding-right: 2.4rem; cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9'%3E%3Cpath d='M1 1.5l6 6 6-6' fill='none' stroke='%2312263f' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right .85rem center; }
.f-control:disabled { background-color: var(--paper); color: var(--ink-2); cursor: not-allowed; }
.f-control.is-invalid { border-color: #c0392b; background-color: #fff6f5; box-shadow: 0 0 0 3px rgba(192, 57, 43, .14); }
.f-cid { font-size: clamp(1.15rem, 5.2vw, 1.5rem); letter-spacing: .06em; font-variant-numeric: tabular-nums; min-height: 60px; font-weight: 600; }
.f-help { font-size: .85rem; color: var(--ink-2); margin-top: 6px; }
.f-help.is-bad { color: #c0392b; font-weight: 600; }
.f-error { font-size: .86rem; color: #c0392b; margin-top: 4px; font-weight: 500; }
.f-error:empty { display: none; }
.f-error-block { margin-top: 14px; padding: 9px 12px; border-left: 4px solid #c0392b; background: #fff6f5; }
fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
fieldset legend.f-label { float: none; width: auto; padding: 0; }
fieldset:disabled { opacity: .5; }

/* ---------- ขั้น 2: เมนูด้านข้าง + ส่วนฟอร์ม ---------- */
.shell { display: grid; grid-template-columns: minmax(0, 1fr); gap: 0 28px; align-items: start; max-width: 1080px; margin: 0 auto; }
@media (min-width: 992px) { .shell { grid-template-columns: 230px minmax(0, 1fr); } }
.rail { position: sticky; top: 64px; z-index: 20; background: var(--paper); margin: 0 -16px 16px; padding: 8px 16px 10px; border-bottom: 1px solid var(--line); }
@media (min-width: 768px) { .rail { margin: 0 -28px 16px; padding: 8px 28px 10px; } }
@media (min-width: 992px) {
    .rail { top: 88px; margin: 0; padding: 0; background: transparent; border: 0; z-index: 1; }
}
.rail-who { display: none; }
@media (min-width: 992px) {
    .rail-who { display: flex; flex-direction: column; gap: 2px; padding: 12px 14px; background: var(--sheet); border: 1px solid var(--line); margin-bottom: 14px; font-size: .85rem; color: var(--ink-2); }
    .rail-who strong { color: var(--ink); font-size: 1rem; letter-spacing: .03em; font-variant-numeric: tabular-nums; }
    .rail-who .w-k { font-size: .75rem; text-transform: none; }
    .w-ok { font-style: normal; color: var(--ok); font-weight: 600; margin-top: 4px; }
}
.rail-meter { display: flex; align-items: center; gap: 10px; font-size: .85rem; font-weight: 700; margin-bottom: 8px; }
.rail-bar { flex: 1; height: 8px; background: var(--line); border-radius: 99px; overflow: hidden; }
.rail-bar i { display: block; height: 100%; width: 0; background: var(--ok); transition: width .3s; }
.rail-nav { display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none; }
.rail-nav::-webkit-scrollbar { display: none; }
.rail-nav a { flex: none; display: flex; align-items: center; gap: 8px; padding: 6px 12px 6px 6px; border: 1.5px solid var(--line); background: var(--sheet); color: var(--ink-2); text-decoration: none; font-size: .9rem; font-weight: 500; border-radius: 99px; }
.rail-nav .k { width: 24px; height: 24px; display: grid; place-items: center; border-radius: 50%; background: var(--paper); font-weight: 700; font-size: .8rem; }
.rail-nav a.is-now { border-color: var(--ink); color: var(--ink); font-weight: 700; }
.rail-nav a.is-now .k { background: var(--ink); color: #fff; }
.rail-nav a.is-done .k { background: var(--ok); color: #fff; font-size: 0; }
.rail-nav a.is-done .k::before { content: '\F26E'; font-family: bootstrap-icons; font-size: .85rem; }
@media (min-width: 992px) {
    .rail-nav { flex-direction: column; gap: 0; border-left: 2px solid var(--line); margin-left: 12px; overflow: visible; }
    .rail-nav a { border: 0; background: transparent; border-radius: 0; padding: 10px 8px 10px 0; margin-left: -13px; gap: 12px; font-size: .95rem; }
    .rail-nav .k { width: 24px; height: 24px; background: var(--sheet); border: 2px solid var(--line); }
    .rail-nav a.is-now { background: transparent; } .rail-nav a.is-now .k { border-color: var(--ink); }
    .rail-nav a.is-done .k { border-color: var(--ok); }
}

.sec { background: var(--sheet); border: 1px solid var(--line); margin-bottom: 20px; scroll-margin-top: 150px; }
@media (min-width: 992px) { .sec { scroll-margin-top: 90px; } }
.sec-bar { display: flex; align-items: center; gap: 12px; padding: 0 16px 0 0; background: var(--ink); color: #fff; min-height: 50px; }
.sec-bar .k { align-self: stretch; display: grid; place-items: center; width: 52px; background: var(--steel); color: #fff; font-weight: 800; font-size: 1.15rem; }
.sec-bar h2 { margin: 0; font-size: 1.1rem; font-weight: 700; color: #fff; flex: 1; }
.sec-pill { font-size: .8rem; padding: 2px 10px; border: 1px solid rgba(255,255,255,.5); border-radius: 99px; white-space: nowrap; }
.sec-body { padding: 22px 18px 24px; }
@media (min-width: 768px) { .sec-body { padding: 26px 28px 28px; } }

.parent-grid { display: grid; gap: 16px; grid-template-columns: 1fr; }
/* บิดา มารดา ผู้ปกครอง: แยกเป็น 3 ชุด เรียงทีละบรรทัด */
.parent .f-err-wrap { margin-top: 0; padding-top: 0; }
.parent .f-err-wrap:not(:has(.f-error:not(:empty))) { display: none; }
.parent { border: 1.5px solid var(--line); border-top: 4px solid var(--steel); padding: 14px 16px 18px; background: #fbfcfd; }
.parent legend { float: none; width: auto; padding: 0 6px; margin: 0 0 6px -6px; font-size: 1rem; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.parent legend i { color: var(--steel); }
.copy-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; font-size: .85rem; color: var(--ink-2); }
.chip-btn { border: 1.5px solid var(--steel); background: #fff; color: var(--steel); padding: 3px 12px; font: 600 .85rem var(--font); border-radius: 99px; cursor: pointer; min-height: 32px; }
.chip-btn:hover { background: var(--steel); color: #fff; }

/* ---------- เลือกสาขา ---------- */
.plan-group + .plan-group { margin-top: 18px; }
.plan-level { font-weight: 700; font-size: .9rem; color: var(--ink-2); margin-bottom: 8px; display: flex; align-items: center; gap: 10px; }
.plan-level::after { content: ''; flex: 1; height: 1px; background: var(--line); }
.plan-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr)); }
.plan { position: relative; display: block; cursor: pointer; }
.plan input { position: absolute; opacity: 0; inset: 0; }
.plan-body { display: flex; align-items: center; gap: 12px; height: 100%; padding: 12px 14px; border: 1.5px solid #aebccb; border-left: 5px solid var(--c, var(--steel)); background: #fff; border-radius: 6px; transition: background .12s, box-shadow .12s, border-color .12s; }
.plan-ic { flex: none; width: 42px; height: 42px; display: grid; place-items: center; font-size: 1.3rem; background: var(--c, var(--steel)); color: #fff; border-radius: 6px; }
.plan-tx { display: flex; flex-direction: column; min-width: 0; line-height: 1.35; flex: 1; }
.plan-tx small { color: var(--ink-2); }
.plan-ok { color: var(--ok); font-size: 1.3rem; opacity: 0; transform: scale(.6); transition: .15s; }
.plan:hover .plan-body { background: var(--paper); }
.plan input:checked + .plan-body { border-color: var(--ink); border-left-color: var(--c, var(--steel)); background: var(--tint); box-shadow: 0 0 0 2px var(--ink); }
.plan input:checked + .plan-body .plan-ok { opacity: 1; transform: none; }
.plan input:focus-visible + .plan-body { outline: 3px solid var(--steel); outline-offset: 3px; }

/* ---------- แถบปุ่มล่าง ---------- */
.dock { display: flex; justify-content: flex-end; gap: 12px; padding: 14px 0 4px; }
@media (max-width: 767px) {
    .dock { position: sticky; bottom: 0; z-index: 25; margin: 0 -16px; padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); background: var(--sheet); border-top: 1px solid var(--line); }
    .dock .btn-signal { flex: 1; } .dock .btn-quiet span { display: none; } .dock .btn-quiet { padding: 0 16px; }
}

/* ---------- ขั้น 3: ตรวจทาน ---------- */
.review-shell { max-width: 820px; margin: 0 auto; }
.review-head { margin-bottom: 16px; }
.review { display: grid; gap: 14px; margin-bottom: 16px; }
.rv-pick { position: relative; display: flex; flex-direction: column; gap: 2px; padding: 16px 18px; border: 1px solid var(--line); border-left: 6px solid var(--steel); background: var(--tint); }
.rv-k { font-size: .82rem; color: var(--ink-2); }
.rv-pick strong { font-size: 1.3rem; line-height: 1.4; padding-right: 110px; }
.rv-pick small { color: var(--ink-2); }
.rv-pick .rv-edit { position: absolute; right: 12px; top: 12px; }
.rv-sec { background: var(--sheet); border: 1.5px solid var(--line); }
.rv-sec header { display: flex; justify-content: space-between; align-items: center; padding: 8px 14px; background: var(--paper); border-bottom: 1.5px solid var(--line); }
.rv-sec h3 { margin: 0; font-size: 1rem; font-weight: 700; }
.rv-edit { border: 0; background: transparent; color: var(--steel); font: 600 .88rem var(--font); cursor: pointer; padding: 4px 8px; text-decoration: underline; text-underline-offset: 3px; }
.rv-list { display: grid; grid-template-columns: 1fr; margin: 0; padding: 4px 14px 8px; }
.rv-list dt { font-weight: 600; color: var(--ink-2); font-size: .85rem; padding-top: 8px; }
.rv-list dd { margin: 0; padding-bottom: 8px; border-bottom: 1px solid var(--line); overflow-wrap: anywhere; }
.rv-list dd:last-child { border-bottom: 0; }
@media (min-width: 640px) {
    .rv-list { grid-template-columns: 190px 1fr; }
    .rv-list dt, .rv-list dd { padding: 9px 0; border-bottom: 1px solid var(--line); }
    .rv-list dt:last-of-type, .rv-list dd:last-child { border-bottom: 0; }
}
.consent { display: flex; gap: 12px; align-items: flex-start; margin-top: 6px; padding: 16px; border: 1px solid var(--line); background: var(--sheet); cursor: pointer; }
.consent input { width: 22px; height: 22px; margin-top: 3px; flex: none; accent-color: var(--ink); }

/* ---------- ใบสมัครเดิม / หน้าสำเร็จ / ผลการสมัคร ---------- */
.ex-list { margin: 0 0 12px; padding-left: 1.1rem; }
.ex-list li { margin-bottom: 4px; }
.done { text-align: center; }
.done .a-title { justify-content: center; }
.done-mark { width: 64px; height: 64px; margin: 0 auto 12px; display: grid; place-items: center; background: var(--ok); color: #fff; font-size: 2.2rem; border-radius: 50%; }
.done-no { display: inline-block; margin: 4px 0 20px; padding: 8px 28px; font: 700 2.2rem/1.2 var(--font); letter-spacing: .12em; border: 2px dashed var(--ink); background: var(--tint); font-variant-numeric: tabular-nums; }
.done-list { text-align: left; max-width: 620px; margin: 0 auto 18px; }
.done-next { text-align: left; max-width: 620px; margin: 0 auto; padding: 16px 20px; border-style: solid; border-color: var(--edge); }
.done .a-actions { justify-content: center; }
.st-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.st-no { font: 700 1.8rem/1.2 var(--font); letter-spacing: .1em; font-variant-numeric: tabular-nums; }
.st-badge { padding: 6px 14px; font-weight: 700; border: 1.5px solid currentColor; border-radius: 99px; }
.st-ok { color: var(--ok); background: #eaf6f0; } .st-warn { color: var(--warn); background: #fff4e5; }
.st-steel { color: var(--steel); background: #eaf1f8; } .st-secondary { color: var(--ink-2); background: var(--paper); }


/* =====================================================================
   ธีมน้ำเงิน-ขาว (Bootstrap 5) — ชั้นปรับแต่งท้ายไฟล์
   ===================================================================== */
body.site { background: var(--paper); }
.btn-signal, .btn-quiet, .btn-off { border-radius: var(--r); border-width: 1px; }
.btn-signal { background: var(--steel); border-color: var(--steel); color: #fff; box-shadow: 0 1px 2px rgba(13,110,253,.35); transition: background .15s, box-shadow .15s; }
.btn-signal:hover { background: var(--steel-d); border-color: var(--steel-d); color: #fff; transform: none; box-shadow: 0 4px 12px rgba(13,110,253,.3); }
.btn-signal:active { transform: none; box-shadow: none; }
.btn-signal-sm:hover { filter: none; }
.btn-quiet { border-color: var(--steel); color: var(--steel); background: #fff; }
.btn-quiet:hover { background: var(--steel); color: #fff; }
.btn-off { border-color: var(--line); background: var(--paper); }
.site-bar { border-bottom: 1px solid var(--line); box-shadow: 0 1px 8px rgba(20,40,75,.06); }
.brand-mark { background: var(--steel); border-radius: 10px; }
.bar-nav a:hover { color: var(--steel); }
.sec-head { border-bottom: 2px solid var(--steel); }
.a-card, .ident, .sec, .rv-sec, .rv-pick, .consent, .notice, .empty, .parent, .a-who, .plan-body, .rail-who { border-radius: var(--r); }
.a-card, .ident, .sec, .rv-sec { box-shadow: var(--shadow); }
.ident, .sec { overflow: hidden; }
.empty, .notice { border: 1px dashed var(--edge); background: #fff; }
.notice-warn { border-style: solid; }
.sec-bar { background: var(--steel); }
.sec-bar .k { background: var(--steel-d); }
.sec-pill { border-color: rgba(255,255,255,.6); }
.ident-side { background-color: var(--steel-d); background-image: linear-gradient(135deg, rgba(255,255,255,.08), transparent 60%), linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px); background-size: auto, 28px 28px, 28px 28px; }
.ident-round { border-left-color: #fff; border-radius: 6px; background: rgba(255,255,255,.14); }
.ident-round small { color: #d6e6ff; }
.f-control { border: 1px solid #b9c7da; border-radius: 6px; }
.f-control:focus { border-color: #86b7fe; box-shadow: 0 0 0 .25rem rgba(13,110,253,.2); }
.parent { border-top: 3px solid var(--steel); }
.rail-bar i { background: var(--steel); }
.rail-nav a.is-now { border-color: var(--steel); color: var(--steel); }
.rail-nav a.is-now .k { background: var(--steel); }
.rail-nav a.is-done .k { background: var(--ok); }
@media (min-width: 992px) { .rail-nav a.is-now .k { border-color: var(--steel); background: var(--steel); } }
.flow li.is-now .n { background: var(--steel); border-color: var(--steel); box-shadow: 0 0 0 4px rgba(13,110,253,.18); }
.flow li.is-now { color: var(--steel); }
.plan-body { border-width: 1px; border-left-width: 5px; }
.plan input:checked + .plan-body { border-color: var(--steel); background: var(--tint); box-shadow: 0 0 0 2px var(--steel); }
.rv-sec header { background: var(--tint); }
.rv-pick { border: 1px solid #b6d4fe; border-left: 6px solid var(--steel); background: var(--tint); }
.consent input { accent-color: var(--steel); }
.dock { border-color: var(--line) !important; }
.done-no { border: 2px dashed var(--steel); background: var(--tint); border-radius: var(--r); color: var(--steel-d); }
.st-no { color: var(--steel-d); }
.site-foot { background: var(--ink); }

/* ---- มุมโค้ง + เงานุ่ม ส่วนหน้าแรก ---- */
.titleblock, .steps, .stats-total, .stat-level, .scale-row, .sheet, .news-list, .sheet-seats, .major, .news-date, .sheet-empty, .sheet-img { border-radius: var(--r); }
.titleblock, .steps, .stats-total, .stat-level, .major, .sheet, .news-list { box-shadow: var(--shadow); }
.titleblock, .stat-level, .news-list, .steps, .scale-row { overflow: hidden; }
.tb-head { background: var(--steel); }
.hero { background-color: #fff; background-image: linear-gradient(180deg, #eef5ff 0, #fff 100%), linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px); }
.steps li .n, .step-n { background: var(--steel); border-radius: 8px; }
.level-tabs { gap: 8px; }
.level-tab { border-radius: var(--r); border: 1px solid var(--line); background: #fff; }
.level-tab[aria-selected="true"], .level-tab.is-active { background: var(--steel); border-color: var(--steel); color: #fff; }
.level-tab[aria-selected="true"] small, .level-tab[aria-selected="true"] span, .level-tab.is-active small, .level-tab.is-active span { color: #dbe9ff; }
.chip { border-radius: 99px; }
.chip[aria-pressed="true"], .chip.is-active { background: var(--steel); border-color: var(--steel); color: #fff; }
.major-grid { gap: 14px; border-top: 0; }
.major { border: 1px solid var(--line); }
.major:hover { border-color: var(--steel); box-shadow: 0 6px 20px rgba(13,110,253,.14); }
.ruler-fill { background: var(--steel); }
.ruler-ticks, .ruler::after { color: var(--edge); }
.sheet-top { border-top-width: 6px; }
#majorModal .modal-content, #majorModal .sheet { box-shadow: 0 24px 60px rgba(20, 40, 75, .28); border-radius: 12px; overflow: hidden; }

/* ระดับชั้น 6 แบบ: บนมือถือให้ตัดบรรทัดเป็นกริด 3 คอลัมน์ ไม่ล้นจอ */
.hero-copy, .course-scale { min-width: 0; }
@media (max-width: 575.98px) {
    .scale-row { flex-wrap: wrap; }
    .scale-row li { flex: 1 1 33.333%; border-left: 0 !important; border-top: 1px solid var(--line); }
    .scale-row li:nth-child(-n+3) { border-top: 0; }
    .scale-row li:not(:nth-child(3n+1)) { border-left: 1px solid var(--line) !important; }
}

/* ===== การ์ดสถิติรายระดับชั้น (คลิกเพื่อดูสาขา) ===== */
.stats-levels { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 230px), 1fr)); gap: 14px; }
.lv-card { background: #fff; border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow); padding: 16px 16px 12px; cursor: pointer; display: flex; flex-direction: column; gap: 6px; transition: border-color .15s, box-shadow .15s, transform .15s; }
.lv-card:hover { border-color: var(--steel); transform: translateY(-2px); }
.lv-card:focus-visible { outline: 3px solid rgba(13, 110, 253, .35); outline-offset: 2px; }
.lv-card.is-active { border-color: var(--steel); box-shadow: 0 0 0 2px var(--steel), var(--shadow); background: var(--tint, #eef4ff); }
.lv-top { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.lv-name { font-weight: 700; font-size: 1.12rem; line-height: 1.3; }
.lv-sub { font-size: .82rem; color: var(--ink-2); white-space: nowrap; }
.lv-num strong { font-size: 1.9rem; line-height: 1.1; color: var(--ink); }
.lv-num span { color: var(--ink-2); font-size: .92rem; }
.lv-card .ruler { height: 24px; }
.lv-card .ruler-fill { height: 10px; }
.lv-card .ruler-track::after { height: 9px; }
.lv-pct { font-size: .84rem; color: var(--ink-2); min-height: 1.3em; }
.lv-pct .over { color: #a23c00; font-weight: 700; }
.lv-more { margin-top: 2px; padding-top: 8px; border-top: 1px dashed var(--line); font-size: .9rem; color: var(--steel-d); font-weight: 600; display: flex; justify-content: space-between; align-items: center; }
.stats-hint { margin: 14px 0 0; font-size: .88rem; color: var(--ink-2); }
.level-panels { margin-top: 14px; }
.level-panel { background: #fff; border: 1px solid var(--steel); border-radius: var(--r); box-shadow: var(--shadow); padding: 16px; scroll-margin-top: 80px; }
.level-panel[hidden] { display: none; }
.level-panel-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 4px; }
.level-panel-head h3 { font-size: 1.15rem; margin: 0; }
.panel-close { border: 0; background: transparent; color: var(--ink-2); font-size: 1.1rem; padding: 4px 8px; border-radius: 6px; }
.panel-close:hover { background: var(--paper); color: var(--ink); }
.major-stat { font-weight: 600; }

/* ===== การ์ดระดับชั้นแบบสีเต็ม (small-box) ===== */
.lv-card { padding: 0; gap: 0; overflow: hidden; background: var(--lc) !important; color: var(--lfg); border: 0; }
.lv-card:hover { transform: translateY(-2px); filter: brightness(1.04); border-color: transparent; }
.lv-card.is-active { background: var(--lc) !important; box-shadow: 0 0 0 3px #fff, 0 0 0 5px var(--lc), var(--shadow); }
.lv-card:focus-visible { outline: 3px solid var(--ink); outline-offset: 3px; }
.lv-body { position: relative; padding: 16px 16px 12px; }
.lv-bg { position: absolute; right: 12px; top: 10px; font-size: 3.6rem; opacity: .22; pointer-events: none; }
.lv-card .lv-num strong { font-size: 2.2rem; color: inherit; line-height: 1.1; }
.lv-card .lv-num span { color: inherit; opacity: .85; font-size: .95rem; }
.lv-card .lv-name { font-weight: 600; font-size: 1.12rem; margin-top: 2px; position: relative; }
.lv-card .lv-name small { font-weight: 400; opacity: .85; font-size: .85rem; }
.lv-bar { height: 6px; border-radius: 3px; background: rgba(255,255,255,.35); margin: 10px 0 6px; overflow: hidden; }
.lv-card[style*="#ffc107"] .lv-bar { background: rgba(0,0,0,.15); }
.lv-bar i { display: block; height: 100%; background: currentColor; border-radius: 3px; }
.lv-card .lv-pct { color: inherit; opacity: .9; font-size: .82rem; }
.lv-card .lv-pct .over { color: inherit; text-decoration: underline; }
.lv-card .lv-more { margin: 0; padding: 7px 16px; background: var(--lfoot); color: inherit; border-top: 0; font-weight: 500; font-size: .9rem; }

/* ===== การ์ดสรุปผู้สมัครทั้งหมด ===== */
.stats-total { padding: 0 !important; border: 0 !important; background: transparent !important; box-shadow: none !important; }
.tot-box { position: relative; overflow: hidden; display: grid; grid-template-columns: 1fr; gap: 14px 32px; align-items: end; padding: 20px 22px; border-radius: var(--r); background: linear-gradient(135deg, #14284b 0%, #0a58ca 100%); color: #fff; box-shadow: var(--shadow); }
@media (min-width: 768px) { .tot-box { grid-template-columns: auto 1fr; } .tot-side { max-width: 560px; justify-self: end; width: 100%; } }
.tot-bg { position: absolute; right: 18px; top: 6px; font-size: 5.5rem; opacity: .14; pointer-events: none; }
.tot-num strong { font-size: 3rem; line-height: 1.05; }
.tot-num span { font-size: 1.1rem; opacity: .9; }
.tot-label { opacity: .9; }
.tot-side { position: relative; }
.tot-seats { margin-bottom: 6px; opacity: .95; }
.tot-box .lv-bar { margin: 6px 0; height: 8px; }
.tot-note { font-size: .85rem; opacity: .9; }

/* ===== Modal สาขา: การ์ดสี + รายชื่อผู้สมัคร ===== */
.dp-card { position: relative; overflow: hidden; border-radius: var(--r); padding: 16px 18px; background: var(--lc); color: var(--lfg); box-shadow: var(--shadow); }
.dp-card .lv-bg { position: absolute; right: 14px; top: 8px; font-size: 4.2rem; opacity: .22; pointer-events: none; }
.dp-card .lv-num strong { font-size: 2.4rem; line-height: 1.1; }
.dp-card .lv-num span, .dp-card .lv-pct { opacity: .9; }
.dp-card .lv-name { font-weight: 600; font-size: 1.1rem; position: relative; }
.dp-card .lv-name small { font-weight: 400; opacity: .85; }
.dp-card .lv-bar { margin: 8px 0 4px; }
.dp-card .lv-pct { font-size: .85rem; }
.dp-count { font-weight: 400; color: var(--ink-2); font-size: .95rem; }
.dp-list { max-height: 320px; overflow: auto; border: 1px solid var(--line); border-radius: var(--r); }
.dp-table { width: 100%; border-collapse: collapse; font-size: .95rem; }
.dp-table th { position: sticky; top: 0; background: var(--paper); text-align: left; padding: 8px 12px; font-weight: 600; border-bottom: 1px solid var(--line); }
.dp-table td { padding: 7px 12px; border-bottom: 1px solid var(--line); }
.dp-table tr:last-child td { border-bottom: 0; }
.dp-table td:first-child, .dp-table th:first-child { width: 56px; color: var(--ink-2); }
.dp-table td:last-child { white-space: nowrap; color: var(--ink-2); }
.dp-empty { padding: 18px; text-align: center; color: var(--ink-2); }
.dp-card, .dp-card strong, .dp-card span, .dp-card small, .dp-card .lv-num span, .dp-card .lv-pct, .dp-card .lv-name { color: var(--lfg) !important; }
.dp-card .lv-bar { background: rgba(255,255,255,.35); }

/* ===== แถบส่วนหัวสีแดงเลือดหมู (สีอาชีวศึกษา) ===== */
.site-bar { --maroon: #7b1e2b; --maroon-d: #5e1620; background: var(--maroon); border-bottom: 1px solid var(--maroon-d); box-shadow: 0 2px 10px rgba(94,22,32,.35); color: #fff; }
.site-bar .brand, .site-bar .brand-text strong { color: #fff; }
.site-bar .brand-text small { color: rgba(255,255,255,.75); }
.site-bar .brand-mark { background: #fff; color: var(--maroon); }
.site-bar .bar-nav a { color: rgba(255,255,255,.92); }
.site-bar .bar-nav a:hover { background: rgba(255,255,255,.14); color: #fff; box-shadow: inset 0 -2px 0 #fff; }
.site-bar .btn-signal { background: #fff; border-color: #fff; color: var(--maroon); box-shadow: none; }
.site-bar .btn-signal:hover { background: #f6e9eb; border-color: #f6e9eb; color: var(--maroon-d); box-shadow: none; }
.site-bar .btn-quiet { color: #fff; border-color: rgba(255,255,255,.6); }
.site-bar .btn-quiet:hover { background: #fff; color: var(--maroon); }
.btn-staff { display: inline-flex; align-items: center; gap: 6px; min-height: 40px; padding: .4rem .85rem; border: 1px solid rgba(255,255,255,.6); border-radius: var(--r); color: #fff; text-decoration: none; font-weight: 600; font-size: .95rem; white-space: nowrap; }
.btn-staff:hover { background: rgba(255,255,255,.16); color: #fff; }
.site-bar .bar-toggle { color: #fff; border-color: rgba(255,255,255,.6); }
.site-bar .mobile-nav { background: var(--maroon-d); border-top: 1px solid rgba(255,255,255,.18); }
.site-bar .mobile-nav a { color: #fff; border-bottom-color: rgba(255,255,255,.18); }
@media (max-width: 1199.98px) { .staff-long { display: none; } .btn-staff { padding: .4rem .7rem; } }
.site-bar .bar-nav { gap: 0; flex: none; }
.site-bar .bar-nav a { white-space: nowrap; padding: .45rem .6rem; font-size: .93rem; }
@media (max-width: 1199.98px) { .staff-long { display: none; } .btn-staff { padding: .4rem .7rem; } }
@media (min-width: 1200px) { .staff-long { display: inline; } }
@media (min-width: 992px) and (max-width: 1199.98px) { .site-bar .brand-text small { display: none; } .site-bar .bar-nav a { padding: .45rem .45rem; font-size: .88rem; } }
.site-bar .bar-inner { gap: 12px; }
.site-bar .brand { flex-shrink: 0; }
.site-bar .brand-text strong { overflow: visible; text-overflow: clip; }
@media (min-width: 992px) { .site-bar .bar-nav a { padding: .45rem .5rem; font-size: .9rem; } }
@media (min-width: 992px) and (max-width: 1099.98px) { .site-bar .brand-text strong { font-size: .9rem; } .site-bar .bar-nav a { padding: .45rem .4rem; font-size: .85rem; } }
@media (max-width: 991.98px) { .site-bar .brand { flex-shrink: 1; min-width: 0; } .site-bar .brand-text strong { overflow: hidden; text-overflow: ellipsis; } }

/* โลโก้ที่อัปโหลด: ไม่ใส่พื้นหลังขาว/กรอบ ให้โปร่งใสตามไฟล์ */
.brand-mark:has(img), .site-bar .brand-mark:has(img) { background: transparent; border-radius: 0; overflow: visible; width: 48px; height: 48px; }
.brand-mark img { background: transparent !important; object-fit: contain; }

/* ===== แผนที่ในส่วนท้าย ===== */
@media (min-width: 992px) { .foot-grid { grid-template-columns: .9fr 2fr .7fr; } }
@media (min-width: 768px) and (max-width: 991.98px) { .foot-grid { grid-template-columns: 1fr 1fr; } .foot-map { grid-column: 1 / -1; order: 3; } }
.map-box { position: relative; width: 100%; aspect-ratio: 16 / 10; border-radius: var(--r); overflow: hidden; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.18); }
.map-box iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.map-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 10px; font-size: .92rem; }
.map-label { position: absolute; left: 10px; top: 10px; max-width: calc(100% - 20px); padding: .3rem .7rem; background: #fff; color: #7b1e2b; font-weight: 700; font-size: .92rem; border-radius: 6px; box-shadow: 0 2px 8px rgba(0,0,0,.25); pointer-events: none; display: flex; gap: 6px; align-items: center; }

/* แผนที่ใหญ่ขึ้น ให้เห็นหมุดและชื่อทั้ง 2 วิทยาเขตชัดเจน */
.map-box { aspect-ratio: 4 / 3; min-height: 300px; }
@media (min-width: 992px) { .map-box { aspect-ratio: 16 / 11; min-height: 400px; } }

.f-hint { font-weight: 400; font-size: .85em; color: #6b7a90; }

/* ---------- Modal สาขาวิชาของระดับชั้น ---------- */
#levelModal .modal-content { border: 0; border-radius: var(--r); overflow: hidden; }
#levelModal .lvm-head { background: var(--steel); color: #fff; border: 0; align-items: center; padding: 16px 20px; }
#levelModal .lvm-head h2 { font-size: 1.25rem; font-weight: 700; margin: 0; }
#levelModal .lvm-sub { font-size: .9rem; opacity: .9; }
#levelModal .lvm-head .btn-close { filter: invert(1) grayscale(1) brightness(2); opacity: .9; }
#levelModal .lvm-head.lvm-dark-text .btn-close { filter: none; }
#levelModal .modal-body { padding: 18px 20px 22px; background: var(--paper, #f4f7fb); }
#levelModal .level-panels { margin: 0; }
#levelModal .level-panel { border: 0; box-shadow: none; padding: 0; background: transparent; }

/* ---------- ช่องเลือกที่อยู่ (พิมพ์ค้นหา + รายการ) ---------- */
.cb { position: relative; }
.cb-input { padding-right: 34px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath fill='none' stroke='%23343a40' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; background-size: 14px; }
.cb-list { position: absolute; z-index: 30; left: 0; right: 0; top: calc(100% + 2px); max-height: 260px; overflow-y: auto; margin: 0; padding: 4px 0; list-style: none; background: #fff; border: 1px solid #9fb3c8; border-radius: 8px; box-shadow: 0 8px 24px rgba(18, 38, 63, .18); }
.cb-list[hidden] { display: none; }
.cb-list li { padding: 7px 12px; cursor: pointer; display: flex; justify-content: space-between; gap: 10px; align-items: baseline; }
.cb-list li small { color: #6b7a90; font-size: .82em; white-space: nowrap; }
.cb-list li:hover, .cb-list li.is-on { background: #e8f0fe; }
.cb-list li.cb-empty { cursor: default; color: #6b7a90; font-size: .9em; background: transparent; justify-content: flex-start; }

.cb-pick { cursor: pointer; background-color: #fff; caret-color: transparent; }
.cb-pick:disabled { cursor: not-allowed; background-color: #eef2f7; }

.sch-where { color: #6b7a90; font-size: .8em; margin-left: 4px; }

.cb-native { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }

.dock { align-items: center; }
.dock-count { margin-right: auto; color: var(--muted, #6b7280); font-size: .9rem; }
.dock .btn-quiet.is-hidden { display: none !important; }

/* ปุ่ม "สมัครเรียน" ในแถบบน: สีน้ำเงิน; ถ้ายังไม่ถึงเวลารับสมัครจะจางลงแต่ยังอ่านออก และกดไม่ได้ */
.site-bar .btn-signal { background: #0d6efd; border-color: #0d6efd; color: #fff; }
.site-bar .btn-signal:hover { background: #0b5ed7; border-color: #0b5ed7; color: #fff; }
.site-bar .btn-signal.is-off, .site-bar .btn-signal.is-off:hover { background: #0d6efd; border-color: rgba(255,255,255,.5); color: #fff; opacity: .6; cursor: not-allowed; user-select: none; filter: none; }
.site-bar .btn-quiet { background: transparent; }