:root{--ink:#17333b;--muted:#697975;--paper:#f6f7f2;--white:#fff;--line:#dfe5df;--aqua:#007d72;--mint:#b6e2cb;--navy:#102c35;--soft:#edf4ed;--danger:#a43829;--radius:18px;font-family:'Noto Sans KR',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-size:14px;line-height:1.65}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}a{color:inherit;text-decoration:none}button{color:inherit}button:disabled{cursor:not-allowed;opacity:.5}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #2b9c8b;outline-offset:3px}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.4;letter-spacing:-.045em}h1{font-size:34px;font-weight:700}h2{font-size:23px}h3{font-size:18px}small{font-size:12px}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;top:-70px;left:20px;background:white;padding:12px;z-index:100}.skip-link:focus{top:10px}.sidebar{position:fixed;top:0;bottom:0;left:0;width:224px;padding:33px 23px 24px;border-right:1px solid var(--line);display:flex;flex-direction:column;background:#fbfcf8;z-index:10}.brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;letter-spacing:-.8px;line-height:1.3}.brand small{display:block;letter-spacing:1px;font-size:10px;color:var(--muted);font-weight:500;margin-top:6px}.brand-mark{font-size:42px;line-height:1;position:relative;color:var(--aqua);font-family:Georgia,serif;font-style:italic}.brand-mark span{font-size:22px;position:absolute;right:-7px;top:-6px}.nav-label{font-size:9px;letter-spacing:1.8px;color:#8a9790;margin:56px 12px 13px}.main-nav{display:grid;gap:7px}.main-nav a{display:flex;align-items:center;gap:14px;padding:12px 14px;border-radius:8px;font-weight:500;color:#6c7a73}.main-nav a span{font-size:23px;line-height:1;width:22px;text-align:center}.main-nav a[aria-current=page]{background:#e1eee4;color:#1e6258}.main-nav a:hover{background:#edf3ed}.sidebar-note{margin-top:auto;border-top:1px solid var(--line);padding:24px 9px}.eyebrow{display:inline-block;letter-spacing:1.4px;font-size:10px;font-weight:700}.sidebar-note .eyebrow{color:var(--aqua);font-size:10px;letter-spacing:0}.sidebar-note p{font-size:12px;line-height:1.9;margin:12px 0}.sidebar-note a{font-size:11px;color:var(--muted)}.sidebar-foot{margin:10px 9px 0;font-size:9px;font-weight:700;letter-spacing:1.5px}.sidebar-foot span{display:block;font-size:9px;font-weight:400;letter-spacing:0;color:#87928a;margin-top:5px}.page-shell{margin-left:224px}.topbar{height:88px;padding:0 42px;display:flex;align-items:center;gap:24px;border-bottom:1px solid var(--line);background:rgba(251,252,248,.8)}.breadcrumb{font-size:11px;color:var(--muted);white-space:nowrap}.breadcrumb span{margin:0 12px;color:#b2bdb4}.breadcrumb strong{font-weight:500;color:var(--ink)}.search{margin-left:auto;display:flex;align-items:center;gap:8px;background:#edf0e9;border:1px solid transparent;border-radius:7px;padding:6px 10px;width:285px}.search:focus-within{border-color:var(--aqua)}.search>span{font-size:23px;line-height:1}.search input{border:0;outline:none;background:none;width:100%;min-width:0;font-size:11px;color:var(--ink)}.search button{border:0;background:none;font-size:10px;white-space:nowrap}.top-tank{font-size:11px;white-space:nowrap;font-weight:600}.top-tank span{margin-left:10px;color:var(--aqua)}main{max-width:1440px;margin:auto;padding:36px 42px 48px;min-height:calc(100vh - 240px)}.intro-line{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:24px;gap:20px}.intro-line h1{font-size:25px;margin:0 0 5px}.intro-line p{margin:0;color:var(--muted);font-size:12px}.edition{color:#869287;font-size:10px;letter-spacing:1px;white-space:nowrap}.hero{position:relative;background:var(--navy);color:#fff;border-radius:var(--radius);overflow:hidden;min-height:360px;display:grid;grid-template-columns:1.05fr 1fr}.hero-copy{position:relative;z-index:2;padding:42px 36px}.hero .eyebrow{color:var(--mint);font-size:9px}.hero h2{font-size:36px;line-height:1.45;font-weight:500;margin:18px 0 16px}.hero h2 em{font-style:normal;color:var(--mint)}.hero p{font-size:12px;color:#b6c7c5;line-height:1.9;margin-bottom:26px}.btn{border:1px solid transparent;border-radius:7px;background:var(--aqua);color:#fff;padding:11px 17px;display:inline-flex;align-items:center;justify-content:center;gap:18px;font-size:12px;font-weight:600;min-height:42px;line-height:1.4}.btn:hover{filter:brightness(.94)}.btn.light{background:#d7edc9;color:#173c35}.btn.secondary{background:transparent;border-color:#cbd6cc;color:var(--ink)}.btn.text{background:transparent;color:var(--aqua);padding-left:0;padding-right:0;min-height:32px}.btn.danger{background:transparent;color:var(--danger);border-color:#e6c8c1}.hero-art{position:relative;min-height:320px;background:radial-gradient(ellipse at 65% 40%,#24575b 0,transparent 61%),linear-gradient(110deg,transparent,#10323b);isolation:isolate}.hero-art:before{content:'';position:absolute;width:100%;height:150%;left:-10%;top:-50%;background:repeating-linear-gradient(115deg,transparent 0 50px,#b3e3ca08 50px 84px,transparent 84px 130px);transform:rotate(10deg)}.hero-art svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible;filter:drop-shadow(0 15px 20px #001c20)}.hero-caption{position:absolute;bottom:23px;right:25px;z-index:2;color:#aac5be;font-size:9px;letter-spacing:1px}.hero-caption:before{content:'';display:inline-block;width:5px;height:5px;border-radius:50%;background:#b6e2cb;margin-right:7px}.quick-strip{display:grid;grid-template-columns:repeat(3,1fr);margin:20px 0 36px;border:1px solid var(--line);border-radius:12px;background:#fbfcf8}.quick-strip a{padding:20px 22px;display:flex;align-items:center;gap:14px}.quick-strip a+a{border-left:1px solid var(--line)}.quick-strip a:hover{background:#edf4eb}.quick-icon{background:#e8f0e7;color:#53806c;width:37px;height:37px;display:grid;place-items:center;border-radius:10px;font-size:21px;flex:none}.quick-strip strong{font-size:12px;display:block}.quick-strip small{font-size:10px;color:var(--muted);display:block;margin-top:3px}.quick-strip .arrow{margin-left:auto;color:#7a9685}.home-lower{display:grid;grid-template-columns:minmax(0,1.8fr) 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125px;gap:14px;align-items:center;padding:12px 0;border-bottom:1px solid #e9ede6}.check-row label{font-size:12px}.check-row label small{display:block;color:var(--muted);font-size:10px;margin-top:3px}.check-row select{padding:8px;border:1px solid #cad6cd;border-radius:6px;background:#fff;font-size:11px;color:var(--ink)}.form-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.notice{background:#ecf2ea;border-radius:8px;padding:14px 16px;font-size:11px;color:#5b7461;line-height:1.9}.notice.warning{background:#fbf0dd;color:#7d6433}.notice.error{background:#fff0eb;color:var(--danger)}.error-message{color:var(--danger);font-size:12px;margin-top:14px}.result-panel{background:var(--navy);color:#e5eee8}.result-panel .step-label{color:var(--mint)}.result-panel .muted{color:#a6bdb4}.volume{font-size:54px;line-height:1.2;font-weight:600;letter-spacing:-2px;margin:24px 0 8px}.volume span{font-size:16px;letter-spacing:0;margin-left:6px;font-weight:400;color:#adcabc}.result-panel .notice{background:#24434a;color:#cbdfd2;margin-top:20px}.result-panel .btn.secondary{border-color:#66837d;color:#e5eee8}.result-panel hr{border:0;border-top:1px solid #355057;margin:24px 0}.result-panel h3{font-size:14px}.result-panel ul{padding-left:18px;font-size:12px;line-height:2;color:#cedbd4}.result-panel .source-links a{color:#add6c5}.result-placeholder{min-height:340px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center}.result-placeholder .large-symbol{font-size:57px;color:#7eaaa0;margin-bottom:20px}.result-placeholder h3{font-size:18px}.result-placeholder p{color:#a6bdb4;font-size:12px;max-width:210px}.filters{display:flex;gap:8px;flex-wrap:wrap;margin:24px 0}.chip{background:transparent;border:1px solid #d2ded3;border-radius:25px;padding:8px 15px;font-size:11px}.chip.active{background:var(--ink);color:white;border-color:var(--ink)}.library-search{width:100%;max-width:500px;background:#fff;border:1px solid var(--line);margin:0;padding:10px 14px}.library-search input{font-size:13px}.library-list .guide-row{grid-template-columns:105px 1fr auto;padding:22px 0;gap:24px}.library-list .mini-art{height:88px}.library-list h3{font-size:18px}.library-list p{font-size:12px}.library-meta{font-size:10px;color:#8a978b;margin-top:8px}.no-results{padding:50px 20px;text-align:center;border:1px dashed #c9d5cb;border-radius:12px;color:var(--muted)}.tank-summary{background:var(--navy);color:#fff;border-radius:14px;padding:25px 28px;display:flex;align-items:center;gap:25px;margin-bottom:25px}.tank-summary h2{font-size:22px;margin:0 0 5px}.tank-summary p{font-size:12px;color:#adcbc2;margin:0}.tank-summary .tank-outline{margin:0;width:70px;height:58px;flex-shrink:0;background:linear-gradient(to top,#234c50 0 55%,transparent 55%)}.tank-summary .btn{margin-left:auto}.record-list{margin-top:20px}.record{padding:18px 0;border-top:1px solid var(--line)}.record header{display:flex;gap:12px;align-items:center;margin-bottom:8px}.record time{font-size:11px;color:var(--muted)}.record strong{font-size:13px}.record p{font-size:12px;margin:8px 0 0;white-space:pre-wrap;overflow-wrap:anywhere}.record .record-delete{margin-left:auto;border:0;background:none;font-size:11px;color:var(--muted)}.record .record-delete:hover{color:var(--danger)}.record-details{display:flex;gap:8px;flex-wrap:wrap}.record-details span{font-size:10px;padding:3px 8px;background:#eaf1e7;border-radius:4px}.storage-tools{margin-top:28px;border-top:1px solid var(--line);padding-top:25px}.storage-tools h3{font-size:15px}.storage-tools p{font-size:11px;color:var(--muted)}.storage-tools .form-actions{margin-top:15px}.storage-tools .btn{font-size:11px;padding:9px 12px}.site-footer{max-width:1440px;margin:auto;border-top:1px solid var(--line);padding:26px 42px 32px;display:flex;gap:28px;align-items:flex-start}.site-footer>div{min-width:130px}.site-footer strong{font-size:12px;display:block;letter-spacing:1px}.site-footer span{font-size:10px;color:var(--muted)}.site-footer p{font-size:9px;color:#8a968b;line-height:1.9;margin:0}.site-footer button{border:0;background:none;font-size:10px;color:var(--muted);margin-left:auto;white-space:nowrap}.mobile-nav{display:none}dialog{border:1px solid #dbe5db;padding:38px;border-radius:18px;width:min(720px,calc(100% - 32px));max-height:88vh;background:var(--paper);color:var(--ink);box-shadow:0 25px 100px #001d2930}dialog::backdrop{background:#09262bb0;backdrop-filter:blur(3px)}.dialog-close{position:absolute;right:18px;top:12px;background:none;border:0;font-size:29px;color:#769087;width:38px;height:38px}.guide-article h2{font-size:28px;margin:15px 0 10px;padding-right:20px}.guide-article>.lead{color:var(--muted);font-size:13px;margin-bottom:30px}.guide-article h3{font-size:17px;margin-top:25px;margin-bottom:9px}.guide-article p{font-size:13px;line-height:1.95}.guide-article .notice{margin:24px 0}.article-meta{font-size:10px;color:var(--muted);display:flex;gap:15px;align-items:center;flex-wrap:wrap}.source-links{font-size:10px;line-height:2;margin:15px 0}.source-links a{display:block;color:var(--aqua);text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}.related-links{display:flex;gap:8px;flex-wrap:wrap}.related-links button{border:1px solid var(--line);border-radius:7px;background:#fff;padding:9px 12px;font-size:11px}.toast{position:fixed;bottom:25px;left:calc(50% + 112px);transform:translate(-50%,20px);opacity:0;pointer-events:none;background:var(--navy);color:white;padding:12px 20px;border-radius:8px;max-width:min(90vw,500px);font-size:12px;z-index:100;transition:opacity .2s,transform .2s}.toast.show{opacity:1;transform:translate(-50%,0)}.muted{color:var(--muted);font-size:12px}.compact-list{font-size:12px;line-height:2;padding-left:18px}.inline-empty{font-size:12px;color:var(--muted);padding:25px 0}.saved-plan{font-size:12px;color:var(--muted);margin:13px 0}.section-note{font-size:11px;color:var(--muted);margin-top:10px}.form-grid .span-all{grid-column:1/-1}.count-badge{font-size:10px;color:var(--muted);font-weight:400;margin-left:7px}
@media(min-width:1500px){main{padding-top:45px}.hero{min-height:410px}.hero-copy{padding:50px}.hero h2{font-size:43px}.hero p{font-size:14px}.home-lower{gap:40px}.guide-row{padding:22px 0}}
@media(max-width:1150px){.sidebar{width:194px;padding-left:18px;padding-right:18px}.page-shell{margin-left:194px}.topbar{padding:0 28px;gap:15px}.breadcrumb{font-size:10px}.search{width:230px}.top-tank{display:none}main{padding:28px}.hero-copy{padding:33px 28px}.hero h2{font-size:30px}.hero{min-height:330px;grid-template-columns:1.1fr 1fr}.quick-strip a{padding:16px 13px;gap:9px}.quick-strip small{font-size:9px}.home-lower{gap:20px;grid-template-columns:1.6fr 1fr}.guide-row{gap:13px;grid-template-columns:60px 1fr auto}.guide-row h3{font-size:13px}.panel{padding:22px}.site-footer{padding-left:28px;padding-right:28px}.toast{left:calc(50% + 97px)}}
@media(max-width:900px){.sidebar{width:170px;padding:25px 12px}.brand{font-size:15px;gap:8px}.brand-mark{font-size:35px}.brand small{font-size:9px}.main-nav a{font-size:12px;padding:11px}.nav-label{font-size:8px}.page-shell{margin-left:170px}.topbar{height:75px;padding:0 24px}.breadcrumb{display:none}.search{width:100%;max-width:350px;margin-left:0}main{padding:25px 24px}.hero{grid-template-columns:1.15fr 1fr;min-height:330px}.hero-copy{padding:30px 24px}.hero h2{font-size:27px}.hero p{font-size:11px}.hero-art{min-height:300px}.hero-caption{font-size:8px;right:12px}.quick-strip{grid-template-columns:1fr;margin-top:15px;margin-bottom:28px}.quick-strip a{padding:13px 17px}.quick-strip a+a{border-left:0;border-top:1px solid var(--line)}.quick-strip small{display:inline;margin-left:8px;font-size:10px}.quick-strip strong{display:inline}.quick-icon{height:32px;width:32px;font-size:18px}.home-lower{grid-template-columns:1fr}.empty-tank{min-height:0;display:grid;grid-template-columns:1fr auto;column-gap:15px;padding:20px}.empty-tank .tank-outline{display:none}.empty-tank .eyebrow{grid-column:1/-1}.empty-tank h3{margin-top:10px}.empty-tank p{grid-column:1;grid-row:3}.empty-tank .btn{grid-column:2;grid-row:2/4;align-self:center;width:auto;margin-top:0}.work-grid{grid-template-columns:1fr}.result-placeholder{min-height:200px}.source-line{align-items:flex-start}.site-footer{padding:24px;flex-wrap:wrap;gap:15px}.site-footer p{width:100%;order:3}.site-footer button{align-self:center}.toast{left:calc(50% + 85px)}}
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@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
@media print{body{background:#fff;color:#000;font-size:12pt}.sidebar,.topbar,.site-footer,.mobile-nav,.toast,.skip-link,.form-actions,button,.work-grid>form{display:none!important}.page-shell{margin:0}main{padding:0;max-width:none}.work-grid{display:block}.panel,.result-panel{background:white;color:#000;border:0;padding:0}.result-panel .muted,.result-panel ul,.result-panel .step-label,.result-panel .notice,.result-panel .source-links a{color:#000;background:white}.result-panel .notice{border:1px solid #ccc}.volume{font-size:32pt}.page-heading h1{font-size:22pt}.source-links a:after{content:' (' attr(href) ')';font-size:8pt}.result-panel{break-inside:avoid}dialog{position:static;max-height:none;width:100%;border:0;box-shadow:none}}

/* Mobile Korean heading layout */
@media(max-width:650px){.intro-line .edition{display:none}.intro-line h1,.hero h2{word-break:keep-all;overflow-wrap:break-word}.hero h2{font-size:27px;line-height:1.5}.hero{min-height:490px}}

/* Midnight aquarium: a compact workspace, not a promotional landing page. */
:root{--ink:#e5efed;--muted:#9aaeb3;--paper:#0b141e;--white:#111e2a;--line:#243540;--aqua:#68d9c6;--mint:#9ce8d7;--navy:#112831;--soft:#142b32;--danger:#f3a398;--radius:14px;color-scheme:dark}
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@media print{:root{--ink:#000;--muted:#333;--paper:#fff;--line:#bbb;color-scheme:light}body,.panel,.result-panel,dialog{background:#fff!important;color:#000!important}.result-panel .notice,.result-panel .muted,.result-panel ul,.result-panel .source-links a,.save-status,.save-status.is-saved{background:#fff!important;color:#000!important}.next-step{display:none}.result-panel .notice{border:1px solid #bbb}}
/* Record editing and protected storage recovery. */
.storage-alert{margin:0 0 24px;border:1px solid #806d45}.storage-alert>strong{display:block;font-size:14px}.storage-alert>p{margin:8px 0 0;font-size:12px}.storage-alert .form-actions{margin-top:12px}.storage-alert .btn{min-height:44px;font-size:11px}.record .record-edit{margin-left:auto;min-height:44px;padding:7px 10px;border:1px solid #36535c;border-radius:6px;background:#17313a;color:#bce8dd;font:inherit;font-size:11px;cursor:pointer}.record .record-delete{margin-left:0}.record header{flex-wrap:wrap}.record-edit:hover{background:#21454b}@media(max-width:650px){.storage-alert{padding:16px}.storage-alert .form-actions{display:grid;grid-template-columns:1fr}.storage-alert .btn{width:100%;justify-content:center}.record header{gap:7px}.record .record-edit,.record .record-delete{padding-left:9px;padding-right:9px}}

.wp-policy-links{display:flex;gap:12px;flex-wrap:wrap;font-size:12px;color:#b4c5cd}.wp-policy-links a{padding:8px 0;text-underline-offset:4px}.wp-policy-links a:hover{color:#90e2d4}.site-footer{flex-wrap:wrap}.admin-bar .sidebar{top:32px}@media(max-width:782px){.admin-bar .sidebar{top:46px}}