@import url('https://fonts.googleapis.com/css2?family=Anuphan:wght@400;500;600;700&display=swap');
:root{--km-font-family:Anuphan,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";--bs-body-font-family:var(--km-font-family);--bs-font-sans-serif:var(--km-font-family)}
body,button,input,select,textarea{font-family:var(--km-font-family)}
.km-pdf-attachment{display:block;width:100%;max-width:100%;margin:20px 0;border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden}
.km-pdf-toolbar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px 16px;padding:10px 16px;background:#f2f5fb;border-bottom:1px solid var(--line)}
.km-pdf-toolbar strong{font-size:1rem;color:var(--ink)}
.km-pdf-toolbar a{font-size:.85rem}
.km-pdf-frame{--km-pdf-height:clamp(600px,85vh,1000px);display:block;width:100%;height:var(--km-pdf-height);min-height:480px;border:0;background:#e8edf4}
@media(max-width:600px){.km-pdf-toolbar{padding:10px 12px}.km-pdf-frame{--km-pdf-height:clamp(480px,75vh,760px)}}
.prose .km-attachment-gallery{display:flex;flex-wrap:wrap;align-items:flex-start;gap:16px;max-width:100%;margin:16px 0}
.prose .km-attachment-preview{display:inline-flex;flex:0 1 auto;flex-direction:column;align-items:center;width:auto;min-width:0;max-width:100%;gap:8px;margin:0;padding:0;text-decoration:none;cursor:zoom-in;transition:box-shadow .15s}
.prose .km-attachment-preview:hover{border-color:#a6b8fb;box-shadow:0 8px 24px #18376514}
.prose .km-attachment-preview:focus-visible{outline:3px solid var(--blue);outline-offset:4px}
.prose .km-attachment-preview img{display:block;width:auto;height:auto;max-width:min(360px,100%);max-height:260px;padding:4px;border:1px solid var(--line);border-radius:6px;background:#fff;object-fit:contain}
.km-attachment-preview span{text-align:center;font-size:.9rem;font-weight:600;line-height:1.5;color:var(--blue)}
body.km-image-viewing{overflow:hidden}
.km-image-modal{width:min(1100px,calc(100vw - 32px));max-width:none;max-height:calc(100vh - 32px);max-height:calc(100dvh - 32px);margin:auto;padding:0;border:0;border-radius:18px;background:#fff;color:var(--ink);box-shadow:0 24px 90px #0006;overflow:hidden}
.km-image-modal::backdrop{background:#081327cc}
.km-image-modal-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 18px}
.km-image-modal-header h2{font-size:1.05rem;font-weight:600;line-height:1.5;margin:0}
.km-image-modal-close{display:grid;place-items:center;width:40px;height:40px;flex:none;border:0;border-radius:50%;background:#edf1f7;color:var(--ink);font-size:1.75rem;line-height:1;cursor:pointer}
.km-image-modal-close:hover{background:#dfe7f4}
.km-image-modal-close:focus-visible{outline:3px solid var(--blue);outline-offset:2px}
.km-image-modal-stage{display:grid;place-items:center;min-height:180px;padding:16px;background:#111b2c;overflow:auto}
.km-image-modal-stage img{display:block;width:auto;height:auto;max-width:100%;max-height:calc(100vh - 128px);max-height:calc(100dvh - 128px);object-fit:contain}
.km-image-modal-stage [role=status]{margin:20px;color:#e4eaf3;text-align:center}
.km-image-modal [hidden]{display:none!important}
@media(max-width:600px){.prose .km-attachment-preview img{max-height:240px}.km-image-modal-stage{padding:8px}.km-image-modal-header{padding:10px 12px}}
:root{--ink:#17243e;--muted:#687991;--blue:#345cf6;--navy:#142e6a;--surface:#fff;--line:#e4eaf3;--bg:#f5f8fd}*{box-sizing:border-box}body{font-family:var(--km-font-family);color:var(--ink);background:var(--bg)}a{text-decoration:none}.km-nav{background:#12275a;box-shadow:0 8px 30px #142e6a1a}.navbar-brand{font-family:var(--km-font-family);letter-spacing:-.04em}.navbar-brand small{display:block;font:500 .65rem var(--km-font-family);letter-spacing:.09em;color:#a9c5ff}.brand-symbol{display:inline-grid;place-items:center;width:36px;height:36px;margin-right:8px;border-radius:11px;background:linear-gradient(135deg,#5b7cff,#7cdde7);color:#fff}.nav-user{font-size:.87rem;color:#d4e1ff}.nav-link{font-weight:500}.btn{border-radius:11px;font-weight:600}.btn-primary{background:#345cf6;border-color:#345cf6}.btn-primary:hover{background:#244ce0;border-color:#244ce0}.hero{display:grid;grid-template-columns:1.15fr .85fr;min-height:390px;background:linear-gradient(116deg,#152f71,#294fbc 65%,#5878f6);border-radius:28px;overflow:hidden;color:#fff;box-shadow:0 22px 55px #263d9240}.hero-copy{padding:clamp(32px,5vw,68px);position:relative;z-index:1}.hero-kicker,.eyebrow{font:700 .76rem var(--km-font-family);letter-spacing:.12em;text-transform:uppercase;color:#5273e8}.hero-kicker{color:#b7d8ff}.hero h1{font-size:clamp(2.4rem,5vw,4.4rem);line-height:1.2;font-weight:700;letter-spacing:-.04em;margin:12px 0}.hero h1 em{font-style:normal;color:#9eece9}.hero p{max-width:530px;color:#d4e5ff;font-size:1.05rem}.hero-search{display:flex;gap:8px;background:#fff;padding:7px;border-radius:15px;max-width:550px;box-shadow:0 12px 30px #10245e50}.hero-search .form-control{border:0;box-shadow:none}.hero-art{position:relative;display:grid;place-items:center;background:radial-gradient(circle at 45% 42%,#6f8fff 0,#3e5dd0 25%,transparent 62%);overflow:hidden}.hero-art span{font:800 clamp(2.1rem,4vw,4.5rem)/1.12 var(--km-font-family);letter-spacing:-.07em;transform:rotate(-9deg);text-shadow:0 8px 30px #132a7655;z-index:1}.orbit{position:absolute;border:1px solid #ffffff5c;border-radius:50%;width:390px;height:390px}.orbit-two{width:610px;height:610px}.section-head{display:flex;justify-content:space-between;align-items:end;margin:58px 0 22px}.section-head h2,.page-heading h1{font-weight:700;letter-spacing:-.04em}.section-head h2{font-size:1.75rem;margin:5px 0 0}.count-pill{border:1px solid var(--line);background:#fff;border-radius:100px;padding:7px 14px;color:var(--muted);font-size:.9rem}.category-card,.board-card{display:flex;align-items:center;gap:18px;padding:24px;background:#fff;border:1px solid var(--line);border-radius:20px;height:100%;color:var(--ink);box-shadow:0 8px 25px #18376508;transition:.18s}.category-card:hover,.board-card:hover,.topic-card:hover{transform:translateY(-4px);border-color:#adc0ff;box-shadow:0 18px 35px #18376517}.category-icon,.board-mark{flex:none;display:grid;place-items:center;width:52px;height:52px;border-radius:16px;background:#edf1ff;color:var(--blue);font-size:1.35rem}.category-card strong,.board-card strong{display:block;font-size:1.13rem}.category-card small,.board-card small{display:block;margin-top:5px;color:var(--muted);line-height:1.5}.category-card .arrow{margin-left:auto;font-size:1.35rem;color:var(--blue)}.topic-card,.guide-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;transition:.18s}.topic-card h3{font-size:1.18rem;font-weight:700;line-height:1.5}.topic-card h3 a{color:var(--ink)}.topic-card h3 a:hover{color:var(--blue)}.topic-card p{color:var(--muted);min-height:55px}.topic-meta{font-size:.85rem;color:#8290a6;border-top:1px solid var(--line);padding-top:14px}.topic-meta span{padding:0 5px}.page-heading{margin:12px 0 30px}.page-heading h1{font-size:clamp(2rem,4vw,3.3rem);margin:8px 0}.page-heading p{color:var(--muted);max-width:760px}.back-link{color:var(--blue);font-weight:600}.content-card,.comment-card,.form-panel,.list-panel,.search-panel{background:#fff;border:1px solid var(--line);border-radius:20px;padding:clamp(22px,3vw,38px);box-shadow:0 10px 32px #1837650a}.content-card{min-height:230px}.prose{line-height:1.85;overflow-wrap:anywhere}.prose img{max-width:100%;height:auto;border-radius:10px}.prose table{display:block;max-width:100%;overflow:auto}.prose a{color:var(--blue);text-decoration:underline}.comment-card{margin-bottom:12px}.form-panel{max-width:780px}.form-panel h2,.list-panel h2{font-size:1.25rem;font-weight:700;margin-bottom:22px}.form-control,.form-select{border-radius:11px;border-color:#dce4f0;padding:10px 13px}.form-control:focus,.form-select:focus{border-color:#829dff;box-shadow:0 0 0 .23rem #345cf620}.form-label{font-weight:600}.search-panel{display:flex;gap:10px;max-width:900px;padding:14px}.empty-state{text-align:center;border:1px dashed #cad5e7;border-radius:20px;padding:58px 20px;color:var(--muted);background:#fff}.auth-wrap{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;max-width:1000px;margin:45px auto}.auth-side{padding:45px}.auth-side h1{font-size:clamp(2.7rem,5vw,4.6rem);font-weight:700;color:var(--navy);line-height:1.16;letter-spacing:-.05em}.auth-side p{color:var(--muted);font-size:1.1rem}.auth-form{width:100%;max-width:420px}.admin-grid{display:grid;grid-template-columns:minmax(280px,360px) 1fr;gap:20px;align-items:start}.admin-grid .form-panel{width:100%}.admin-row{display:flex;justify-content:space-between;align-items:center;gap:15px;border-bottom:1px solid var(--line);padding:15px 0}.admin-row:last-child{border-bottom:0}.admin-row strong,.admin-row small{display:block}.admin-row small{color:var(--muted);margin-top:3px}.actions{white-space:nowrap}.guide-card{height:100%}.guide-card span{color:var(--blue);font:800 2.1rem var(--km-font-family)}.guide-card h2{font-size:1.25rem;font-weight:700;margin-top:25px}.guide-card p{color:var(--muted)}.footer{margin-top:70px;background:#eaf0fa;color:#74839b;padding:27px 0;font-size:.85rem}@media(max-width:900px){.hero{grid-template-columns:1fr}.hero-art{display:none}.auth-wrap,.admin-grid{grid-template-columns:1fr}.auth-side{padding:0}.auth-form{max-width:none}}@media(max-width:600px){.hero-search,.search-panel{flex-direction:column}.hero{border-radius:20px}.hero-copy{padding:30px}.section-head{margin-top:42px}.admin-row{align-items:flex-start;flex-direction:column}.actions{white-space:normal}}

/* Wrap detail titles, breadcrumbs and author text within the page heading. */
.page-heading{min-width:0;max-width:100%;overflow-wrap:anywhere}

/* Wrap long titles, excerpts and author names inside every topic card. */
.topic-card{min-width:0;overflow-wrap:anywhere}
.topic-card>.d-flex{gap:12px}
.topic-card>.d-flex>.eyebrow{min-width:0}
.topic-card>.d-flex>.text-muted{flex-shrink:0;white-space:nowrap}

/* Shared document formatting and the Bootstrap 5 writing surface. */
.prose::after{content:"";display:block;clear:both}
.prose table,.note-editable table{border-collapse:collapse;margin:1rem 0}
.prose td,.prose th,.note-editable td,.note-editable th{border:1px solid #dce4f0;padding:.55rem .75rem;min-width:2em}
.prose blockquote,.note-editable blockquote{border-left:4px solid #aebcff;padding:.6rem 1.2rem;margin:1rem 0;background:#f5f7ff}
.prose pre,.note-editable pre{white-space:pre-wrap;background:#f3f5fa;border-radius:8px;padding:16px}
.km-writing-form{max-width:1100px;margin-inline:auto}
.km-writing-form .note-editor{border:1px solid #dce4f0;border-radius:14px;box-shadow:0 4px 18px #18376506;background:#fff}
.km-writing-form .note-editor:focus-within{border-color:#829dff;box-shadow:0 0 0 .2rem #345cf615}
.km-writing-form .note-toolbar{border-radius:14px 14px 0 0;background:#f5f7fd;border-bottom:1px solid #e1e7f2;padding:9px 12px 12px}
.km-writing-form .note-toolbar .btn{padding:6px 9px;border-radius:6px;box-shadow:none;font-size:14px;color:#34435f;border-color:#dce4f0;background:#fff}
.km-writing-form .note-toolbar .btn:hover,.km-writing-form .note-toolbar .btn.active{background:#e7edff;color:#345cf6}
.km-writing-form .note-editor .note-editable{font-family:var(--km-font-family);font-size:16px;line-height:1.85;padding:24px;overflow-wrap:anywhere;color:var(--ink)}
.km-writing-form .note-editable h2{font-size:2rem;margin-bottom:.5rem}
.km-writing-form .note-editable img{max-width:100%;height:auto}
.km-writing-form .note-placeholder{padding:24px;color:#8a98ad}
.km-writing-form .note-statusbar{border-radius:0 0 14px 14px;background:#f5f7fd}
.km-writing-form .note-editor.fullscreen{border-radius:0;z-index:1040}
.km-writing-form .note-editor.fullscreen .note-editable{padding:32px max(24px,calc((100vw - 1000px)/2))}
.note-modal,.note-popover{font-family:var(--km-font-family)}
.note-popover{z-index:1045}
.km-writing-options{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:24px;padding-top:8px}
.km-writing-footer{display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid var(--line);margin-top:12px;padding-top:24px}
@media(max-width:600px){.km-writing-form{padding:18px 14px}.km-writing-form .note-toolbar{padding:5px 6px 8px}.km-writing-form .note-editor .note-editable,.km-writing-form .note-placeholder{padding:16px}.km-writing-options{grid-template-columns:1fr;gap:0}.km-writing-footer{align-items:stretch;flex-direction:column}.km-writing-form .note-toolbar .note-btn-group{margin-right:3px}.note-modal .modal-dialog{margin:12px}}

/* Two search presentations share the same server-side result window. */
.km-search{min-width:0}
.km-search-topline{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:30px}
.km-search-switch{display:inline-flex;gap:4px;padding:5px;border:1px solid var(--line);border-radius:100px;background:#fff;flex-shrink:0}
.km-search-switch a{display:flex;align-items:center;gap:8px;padding:9px 17px;border-radius:100px;color:#63718a;font-size:.9rem;font-weight:600;white-space:nowrap}
.km-search-switch a:hover{background:#f0f4ff;color:var(--blue)}
.km-search-switch a.is-active{background:#eaf0ff;color:#294cda;box-shadow:0 1px 4px #1d367910}
.km-search-switch a:focus-visible,.km-search-result a:focus-visible{outline:3px solid #829dff;outline-offset:3px}
.km-search-switch a>span{font-size:1.15rem;line-height:1}
.km-search-heading h1{font-size:clamp(2rem,4vw,3.3rem);font-weight:700;letter-spacing:-.04em;margin:0 0 10px}
.km-search-heading p{color:var(--muted);margin:0 0 26px}
.km-search-form{max-width:920px;margin-bottom:24px}
.km-search-input-row{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid #dce4f0;border-radius:18px;padding:9px 10px 9px 22px;box-shadow:0 5px 20px #21366006;transition:border-color .15s,box-shadow .15s}
.km-search-input-row:focus-within{border-color:#8ea6ff;box-shadow:0 0 0 4px #345cf612}
.km-search-icon{width:22px;height:22px;color:#8493aa;flex-shrink:0}
.km-search-input-row input{min-width:0;flex:1;outline:none;border:0;background:transparent;color:var(--ink);font-size:1.05rem;padding:10px 0}
.km-search-input-row input::placeholder{color:#8a97ac}
.km-search-input-row .btn{flex-shrink:0;border-radius:12px;padding:11px 25px}
.km-search-intro{padding:64px 16px 90px;text-align:center;color:#8592a7}
.km-search-intro-rule{display:block;width:38px;height:3px;border-radius:10px;background:#c8d5ff;margin:0 auto 22px}
.km-search-intro p{font-size:1.1rem;font-weight:600;color:#667a98;margin-bottom:10px}
.km-search-intro>span:last-child{font-size:.9rem}
.km-search-summary{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 0 23px;border-bottom:1px solid var(--line);margin-bottom:28px;overflow-wrap:anywhere}
.km-search-summary [role=status]{display:flex;align-items:baseline;flex-wrap:wrap;gap:5px 10px;min-width:0}
.km-search-summary strong{font-size:1rem;font-weight:600;color:#425572}
.km-search-summary [role=status]>span{color:#6f8099;font-size:.9rem}
.km-search-summary small{flex-basis:100%;color:#8290a5;font-size:.8rem;margin-top:2px}
.km-search-size{display:flex;align-items:center;gap:8px;flex-shrink:0;font-size:.85rem;color:#71809a;white-space:nowrap}
.km-search-size .form-select{width:auto;padding:7px 32px 7px 10px;font-size:.85rem}
.km-search-size .btn{padding:7px 12px}
.km-search-google{background:#fff;border:1px solid #e4eaf3;border-radius:26px;padding:clamp(22px,4vw,52px);box-shadow:0 12px 40px #23395705}
.km-search-google .km-search-topline{margin-bottom:36px}
.km-search-google .km-search-heading h1{font-size:2rem;letter-spacing:-.055em}
.km-search-wordmark>span:first-child{color:#345cf6}
.km-search-wordmark>span:nth-child(2){color:#203760}
.km-search-wordmark .km-search-spark{display:inline-block;color:#17a899;margin-left:10px;font-size:.6em;vertical-align:top;margin-top:4px}
.km-search-google .km-search-heading p{font-size:.9rem}
.km-search-google .km-search-input-row{border-radius:100px;box-shadow:0 3px 12px #243c6510}
.km-search-google .km-search-input-row .btn{border-radius:100px}
.km-search-google .km-search-form{max-width:850px}
.km-search-google.km-search-start .km-search-heading{text-align:center;margin-top:70px}
.km-search-google.km-search-start .km-search-heading h1{font-size:clamp(3.8rem,7vw,6rem);margin-bottom:18px}
.km-search-google.km-search-start .km-search-heading p{font-size:1.05rem;margin-bottom:34px}
.km-search-google.km-search-start .km-search-form{max-width:760px;margin-inline:auto}
.km-search-google.km-search-start .km-search-intro{padding-top:45px;padding-bottom:90px}
.km-search-list{max-width:850px}
.km-search-result{margin-bottom:34px;overflow-wrap:anywhere}
.km-search-source{display:flex;align-items:center;gap:11px;margin-bottom:9px}
.km-search-source-icon{display:grid;place-items:center;flex-shrink:0;width:34px;height:34px;background:#f0f4ff;border:1px solid #e5ebfa;color:#4768df;border-radius:50%;font-size:1rem}
.km-search-source strong{display:block;font-size:.85rem;color:#394c69;font-weight:500}
.km-search-source div>span{display:block;font-size:.75rem;color:#8894a6;margin-top:2px}
.km-search-result h2{font-size:1.3rem;font-weight:500;line-height:1.5;margin:0 0 8px}
.km-search-result h2 a{color:#2451c9}
.km-search-result h2 a:hover{text-decoration:underline;text-underline-offset:3px}
.km-search-result h2 a:visited{color:#694aab}
.km-search-result>p{font-size:.97rem;color:#53627a;line-height:1.8;margin-bottom:10px}
.km-search-result mark{padding:0 2px;border-radius:3px;background:#eef2ff;color:inherit;font-weight:600}
.km-search-result-meta{display:flex;flex-wrap:wrap;gap:5px 16px;font-size:.76rem;color:#8a97aa}
.km-search-empty{text-align:center;padding:50px 16px 70px;background:#fff;border-radius:20px}
.km-search-empty>span{display:block;font-size:4rem;line-height:1;color:#b1bfdf;margin-bottom:20px}
.km-search-empty h2{font-size:1.4rem;font-weight:600;margin-bottom:12px}
.km-search-empty p{color:var(--muted);margin-bottom:24px}
.km-search-pagination{border-top:1px solid var(--line);padding-top:26px;margin-top:32px;text-align:center}
.km-search-pagination>p{font-size:.82rem;color:#8190a7;margin-bottom:14px}
.km-search-pagination .pagination{justify-content:center;flex-wrap:wrap;gap:5px;margin:0}
.km-search-pagination .page-link{border:0;border-radius:10px!important;padding:9px 13px;min-width:40px;color:#496184;background:transparent;font-size:.9rem}
.km-search-pagination .page-link:hover{background:#eaf0ff;color:#345cf6}
.km-search-pagination .active .page-link{background:#345cf6;color:#fff;box-shadow:0 3px 10px #345cf625}
.km-search-pagination .disabled .page-link{color:#b1baca}
@media(max-width:700px){.km-search-topline{align-items:flex-start;flex-direction:column;gap:14px}.km-search-google{padding:24px 20px;border-radius:20px}.km-search-summary{align-items:flex-start;flex-direction:column;gap:16px}.km-search-google.km-search-start .km-search-heading{margin-top:38px}.km-search-google.km-search-start .km-search-intro{padding-bottom:40px}.km-search-input-row{gap:9px;padding-left:15px}.km-search-input-row input{font-size:.95rem}.km-search-input-row .btn{padding:10px 16px}.km-search-intro{padding:40px 0 60px}.km-page-direction{display:none}.km-search-pagination .page-link{min-width:30px;padding:7px 9px}.km-search-pagination .pagination{gap:3px}.km-search-result h2{font-size:1.13rem}.km-search-result>p{font-size:.92rem}}
@media(prefers-reduced-motion:reduce){.km-search-input-row{transition:none}}
@media(max-width:700px){.km-search-pagination .km-page-distant{display:none}.km-search-pagination .page-link{min-width:24px;padding:7px 6px}.km-search-pagination .pagination{gap:2px}}