/* SysTech Journal — editorial blue, quiet typography, one shared component system. */
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#toast{position:fixed;bottom:25px;left:50%;transform:translate(-50%,25px);max-width:calc(100vw - 40px);padding:12px 22px;background:#12334a;color:white;border:1px solid #31576d;border-radius:11px;box-shadow:0 6px 22px #0003;z-index:100;opacity:0;transition:opacity .2s,transform .2s;pointer-events:none;font-size:14px}#toast.visible{opacity:1;transform:translate(-50%,0)}
/* Admin workspace */
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rect:hover{opacity:1;fill:#03b5d5}.grid-line{stroke:var(--line);stroke-width:1;fill:none;stroke-dasharray:3 4}.chart-scale{position:absolute;left:0;top:10px;bottom:22px;display:flex;flex-direction:column;justify-content:space-between;color:var(--muted);font-size:9px}.chart-dates{display:flex;justify-content:space-between;font-size:9px;color:var(--muted);margin-top:11px}.category-stats>div{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--line);font-size:12px}.category-stats small{display:block;font-size:9px;color:var(--muted);margin-top:3px}.category-stats b{font-size:15px;font-weight:650;color:var(--blue)}.table-scroll{overflow-x:auto}.admin-table{width:100%;border-collapse:collapse;font-size:12px;white-space:nowrap}.admin-table th{text-align:left;background:var(--soft);font-size:10px;font-weight:600;color:var(--muted);padding:12px 11px}.admin-table td{padding:14px 11px;border-bottom:1px solid var(--line);vertical-align:middle}.admin-table td small{display:block;font-size:10px;color:var(--muted);margin-top:4px}.table-title{display:flex;align-items:center;gap:12px;white-space:normal;min-width:225px;max-width:410px;font-weight:650;line-height:1.5}.table-title img{width:46px;height:43px;object-fit:cover;border-radius:6px;flex-shrink:0}.table-title:hover{color:var(--blue)}.row-actions{display:flex;align-items:center;gap:7px}.status{display:inline-block;font-size:10px;font-weight:650;border-radius:5px;padding:4px 8px;background:var(--soft);color:var(--muted)}.status.published{background:#e3f6ed;color:#11603f}.status.draft{background:#fff2d7;color:#89621b}.status.hidden{background:#eaf0fa;color:#3c5c8c}.status.trash{background:#ffe5e9;color:#a92642}html[data-theme=dark] .status.published{background:#143d32;color:#8aefc0}html[data-theme=dark] .status.draft{background:#493c23;color:#ffda91}html[data-theme=dark] .status.hidden{background:#263e57;color:#b3d7ff}html[data-theme=dark] .status.trash{background:#522735;color:#ffb4c7}.audit>div{display:flex;gap:10px;padding:10px 0;border-bottom:1px solid var(--line);font-size:12px}.audit>div>svg{color:var(--green);margin-top:3px}.audit small{display:block;color:var(--muted);font-size:9px;margin-top:3px}.storage-summary{display:flex;align-items:baseline;gap:12px;margin:8px 0 14px}.storage-summary strong{font-size:38px}.storage-summary span{font-size:12px;color:var(--muted)}.storage-summary~.btn{margin-top:14px;margin-right:8px;font-size:11px}.field{display:flex;flex-direction:column;gap:7px;font-size:12px;font-weight:600;margin-bottom:19px;color:var(--ink)}.field input,.field textarea,.field select{font-size:14px;font-weight:400;width:100%}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.form-grid .field{min-width:0}.settings-form{max-width:950px}.settings-form h2{padding-top:14px}.settings-form>p{margin-bottom:20px}.narrow-form{max-width:650px;margin-bottom:22px}.narrow-form p{margin-bottom:18px}.check-line{display:flex;align-items:center;gap:9px;font-size:13px;font-weight:500;margin:12px 0 18px}.notice{padding:16px;background:var(--soft);border:1px solid var(--line);border-radius:10px}.notice.error{color:var(--danger)}
/* Block editor */
.editor-heading{align-items:flex-start}.back-link{display:flex;gap:6px;align-items:center;font-size:11px;color:var(--muted)}.button-row{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.editor-heading .btn{font-size:12px;padding:9px 12px}.editor-layout{display:grid;grid-template-columns:minmax(0,1fr) 235px;gap:23px;align-items:start}.editor-document{background:var(--panel);border:1px solid var(--line);padding:27px;border-radius:13px;min-width:0}.editor-sidebar{position:sticky;top:20px;display:grid;gap:18px}.editor-sidebar .panel{padding:18px}.editor-sidebar p{color:var(--muted);font-size:11px;line-height:1.75;margin-bottom:14px}.block-palette{display:grid;grid-template-columns:1fr 1fr;gap:8px}.block-palette button{background:var(--soft);border:1px solid var(--line);color:var(--ink);border-radius:8px;display:flex;align-items:center;flex-direction:column;gap:7px;padding:13px 6px;font-size:10px}.block-palette svg{color:var(--blue)}.block-palette button:hover{border-color:var(--blue)}.cover-edit{display:flex;align-items:center;gap:18px;padding:15px;border:1px dashed var(--line);border-radius:9px;margin-bottom:18px}.cover-edit>div:first-child{width:126px;height:85px;flex-shrink:0;overflow:hidden;border-radius:6px}.cover-edit img{width:100%;height:100%;object-fit:cover}.cover-edit .image-fallback{min-height:0;height:100%;font-size:9px}.cover-edit .image-fallback svg{width:26px;height:26px}.cover-edit .image-fallback span{display:none}.cover-edit strong{font-size:13px}.cover-edit p{font-size:11px;margin:4px 0 10px}.cover-edit .btn{font-size:11px;min-height:31px;padding:7px 9px}.upload-btn{cursor:pointer}.document-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:23px;margin-bottom:23px;font-size:13px}.document-toolbar>div{display:flex;gap:8px;align-items:center}.document-toolbar>div>span{font-size:10px;color:var(--muted)}.editor-block{border:1px solid var(--line);border-radius:9px;overflow:hidden;min-width:0;background:var(--panel)}.editor-block.selected{border-color:#92b6ef;box-shadow:0 0 0 2px #1766ea0b}.block-head{padding:7px 11px;display:flex;justify-content:space-between;align-items:center;gap:10px;background:var(--soft);border-bottom:1px solid var(--line)}.block-head>div{display:flex;gap:5px}.block-index{border:0;padding:5px 0;background:none;color:var(--muted);font-size:10px;font-weight:650;letter-spacing:.02em}.block-body{padding:17px}.block-text{width:100%;border:0;border-radius:4px;background:var(--panel);font:15px/1.85 'Segoe UI','Malgun Gothic',sans-serif;min-height:90px;padding:3px}.block-text.heading{font-size:25px;font-weight:700;line-height:1.4;margin-top:12px}.block-text.quote{font-style:italic;border-left:3px solid var(--blue);padding-left:18px}.block-text.code{background:#0a2130;color:#ade9d5;padding:15px;font:13px/1.7 Consolas,monospace}.block-body>.field{margin-bottom:13px}.block-body .form-grid .field{margin:0}.block-body small{font-size:10px;color:var(--muted)}.block-image-preview{border-radius:8px;background:var(--soft);min-height:135px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--muted);overflow:hidden;margin-bottom:14px;font-size:11px;gap:10px}.block-image-preview img{width:100%;max-height:320px;object-fit:contain}.block-image-preview~.upload-btn{margin-bottom:13px;font-size:12px}.insert-between{width:100%;border:0;color:var(--muted);background:transparent;display:flex;align-items:center;justify-content:center;gap:6px;font-size:10px;padding:12px;opacity:.75}.insert-between:hover{color:var(--blue);opacity:1}.add-paragraph{margin-top:12px;width:100%;border-style:dashed;color:var(--blue)}.yt-block{display:flex;align-items:center;gap:15px;padding:10px 0 18px}.yt-block>span{background:#feebee;color:#ec3b4c;padding:12px;border-radius:12px}.yt-block strong{font-size:14px}.yt-block p{font-size:11px;color:var(--muted);margin-top:5px}.editor-divider{border:0;border-top:1px solid var(--line);margin:25px 0}.editor-tips p{margin-bottom:17px}.preview-dialog{width:min(1040px,95vw);max-height:93vh;padding:0;background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:15px}.preview-dialog::backdrop{background:#06131ccb;backdrop-filter:blur(4px)}.dialog-title{position:sticky;top:0;z-index:3;display:flex;align-items:center;justify-content:space-between;padding:12px 22px;background:var(--panel);border-bottom:1px solid var(--line);font-size:12px}.preview-article{padding:40px;max-width:850px;margin:auto}.preview-article h1{margin:13px 0 23px}.preview-cover{width:100%;max-height:450px;object-fit:contain;border-radius:10px;margin:25px 0}.media-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.media-item{padding:15px;display:flex;flex-direction:column;gap:10px}.media-item>img{width:100%;aspect-ratio:1.5;object-fit:contain;background:var(--soft);border-radius:9px}.media-item strong{font-size:13px;overflow-wrap:anywhere}.media-item small{font-size:10px;color:var(--muted)}.media-item>div{display:flex;justify-content:space-between;gap:10px;align-items:center}
/* Authentication */
.auth-page{min-height:100vh;display:grid;grid-template-columns:43% 57%;background:var(--panel)}.auth-brand{display:flex;flex-direction:column;align-items:flex-start;background:radial-gradient(ellipse at 10% 90%,#064b65 0,transparent 60%),#071c2b;color:#e3f1fa;padding:50px 12%;min-height:100vh}.auth-brand .wordmark{color:white}.auth-brand h2{font-size:45px;line-height:1.15;margin:105px 0 25px;font-weight:680}.auth-brand h2 em{font-style:normal;color:#68d7e8}.auth-brand>p{color:#9dbaca;font-size:15px;line-height:1.9}.auth-brand>img{align-self:center;object-fit:contain;height:230px;margin-top:auto;padding-top:30px}.auth-card{align-self:center;padding:45px min(7vw,100px);max-width:730px;width:100%;margin:auto}.auth-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:60px;color:var(--muted);font-size:12px}.auth-top a{display:flex;align-items:center;gap:8px}.auth-card h1{font-size:37px;margin:18px 0}.auth-card>p{color:var(--muted);font-size:14px;margin-bottom:30px}.auth-card .field{margin-bottom:21px}.auth-card .field>input{min-height:48px}.auth-foot{font-size:11px!important;text-align:center;margin-top:20px}.steps{padding-left:20px;font-size:13px;color:var(--muted)}.steps li{margin:14px 0}.auth-card details{font-size:12px;color:var(--muted)}#auth-error{color:var(--danger);font-size:13px;margin:0 0 16px}
/* Keep controls usable on tablets and small screens. */
@media(min-width:1500px){.hero{min-height:455px}}
@media(max-width:1200px){.header-inner{gap:23px}.primary-nav{gap:17px}.primary-nav a{font-size:12px}.wordmark i{margin:0 12px}.editorial-grid{grid-template-columns:minmax(0,1fr) 235px;gap:26px}.reading-rail{padding-left:20px}.hero-copy{padding:33px 27px}.hero-bottom{gap:14px;flex-wrap:wrap}.hero{min-height:400px}.category-strip a{padding:7px 10px;gap:7px;font-size:10px}.category-strip a>svg:last-child{display:none}.admin-shell{grid-template-columns:205px minmax(0,1fr)}.admin-sidebar{padding:24px 13px 18px}.admin-sidebar nav a{font-size:12px;padding:11px 9px}.admin-main #admin-content{padding:25px}.dashboard-grid{grid-template-columns:minmax(0,1.7fr) minmax(225px,1fr)}.stats-cards{gap:12px}.stat-card{padding:16px}.editor-layout{grid-template-columns:minmax(0,1fr) 190px;gap:16px}.editor-document{padding:20px}.editor-heading{flex-direction:column;gap:17px}.editor-sidebar .panel{padding:15px}.media-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:960px){.public-wrap{padding:0 24px}.primary-nav{display:none;position:absolute;top:79px;left:0;right:0;padding:20px 30px;background:#071b2a;box-shadow:0 15px 22px #0003}.primary-nav.open{display:flex;flex-wrap:wrap}.mobile-menu{display:inline-flex}.header-inner{padding:18px 24px}.editorial-grid{grid-template-columns:1fr}.reading-rail{border:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:30px}.reading-rail .section-title{grid-column:1/-1;margin:0}.post-grid.three{grid-template-columns:repeat(2,1fr)}.hero h1{font-size:31px}.hero{grid-template-columns:50% 50%;min-height:385px}.hero-copy{padding:28px}.hero-copy>p{font-size:13px}.category-strip{grid-template-columns:repeat(3,1fr);gap:20px 0;margin-bottom:35px}.category-strip a{font-size:12px}.category-strip a:nth-child(3){border:0}.category-strip a:nth-child(4){padding-left:0}.footer-top{flex-direction:column;align-items:flex-start}.article-layout{grid-template-columns:145px minmax(0,1fr);gap:25px}.prose{font-size:17px}.admin-shell{display:block}.admin-sidebar{position:fixed;z-index:30;left:-250px;width:236px;transition:left .2s;height:100dvh;overflow:auto}.admin-sidebar.open{left:0}.admin-bottom img{height:130px}.admin-top{padding:0 20px}.admin-top>.mobile-menu{display:inline-flex}.admin-top>span{margin-right:auto}.admin-main #admin-content{padding:24px}.auth-page{grid-template-columns:36% 64%}.auth-brand{padding:35px 22px}.auth-brand .wordmark{font-size:23px;flex-wrap:wrap}.auth-brand h2{font-size:32px}.auth-card{padding:30px 40px}.stats-cards{gap:10px}.stat-card>span{font-size:11px}.editor-layout{grid-template-columns:minmax(0,1fr) 195px}}
@media(max-width:700px){h1{font-size:32px}.header-inner{padding:16px 18px;gap:12px}.wordmark{font-size:26px}.wordmark small{font-size:8px;letter-spacing:2px}.wordmark i{margin:0 8px}.header-actions{gap:5px}.header-actions .icon-button{width:34px;min-height:34px;padding:7px}.primary-nav{top:72px}.editorial-heading{padding-top:21px;font-size:11px}.editorial-heading span{display:none}.public-wrap{padding:0 18px}.hero{display:flex;flex-direction:column-reverse;min-height:0;border-radius:13px}.hero-visual{height:230px}.hero-visual>img{object-position:center}.hero-image-caption{font-size:8px;padding:10px 15px;letter-spacing:1.5px}.hero-copy{padding:25px 24px 30px}.hero h1{font-size:33px;margin-top:14px}.hero-copy>p{font-size:14px}.hero-bottom{padding-top:24px;gap:20px}.hero-bottom>span{font-size:10px}.category-strip{margin:24px 0 34px;gap:14px 0}.category-strip a{font-size:10px;line-height:1.5;padding:3px 9px;flex-direction:column;align-items:flex-start;gap:7px}.category-strip svg{width:21px;height:21px}.section-title h2{font-size:24px}.section-title>a{font-size:10px}.post-grid{gap:24px 17px}.post-card h3{font-size:18px}.post-card>p{font-size:12px}.card-meta{font-size:10px;gap:6px;flex-wrap:wrap}.card-image>span{left:8px;bottom:8px;font-size:9px;padding:4px 6px}.card-bottom{font-size:10px;gap:9px}.reading-rail{grid-template-columns:1fr;gap:22px}.reading-rail .section-title{margin-top:15px}.popular-list li{margin-bottom:16px;padding-bottom:16px}.editor-note{border-top:1px solid var(--line);padding-top:23px}.footer-top{padding-bottom:22px;margin-bottom:23px;gap:20px}.footer-top>p{font-size:23px}.footer-top nav{gap:20px;font-size:11px;flex-wrap:wrap}.site-footer{padding:30px 22px 22px}.socials{gap:11px}.socials a{height:38px;width:38px}.footer-logo{width:212px}.copyright{font-size:10px}.listing{padding-top:30px;padding-bottom:45px}.listing-top h1{font-size:32px}.filter-bar{gap:10px}.filter-bar .search-input{min-width:100%;font-size:13px}.filter-bar select{flex:1;font-size:12px;padding:9px 10px}.filter-bar>.btn{font-size:12px;padding:10px 12px}.pagination .btn{font-size:12px}.article-wrap{padding:25px 20px 40px}.breadcrumbs{font-size:11px;margin-bottom:25px}.article-header h1{font-size:34px}.article-deck{font-size:16px}.article-cover{margin:28px 0}.article-cover img{border-radius:10px}.article-layout{display:flex;flex-direction:column;gap:25px}.article-toc{position:static;font-size:11px;border:1px solid var(--line);border-radius:9px;padding:15px;width:100%}.article-toc>span{margin-bottom:10px}.article-actions{margin-top:14px}.article-toc>a{font-size:11px;display:inline-block;border:0;padding:0 12px 8px 0}.article-toc .icon-button{padding:8px;min-height:34px;min-width:35px}.prose{font-size:17px}.prose h2{font-size:25px}.prose h3{font-size:21px}.prose blockquote{font-size:19px;padding:17px}.related{margin-top:30px}.text-page{margin:38px auto 55px}.text-page p{font-size:16px}.auth-page{display:block}.auth-brand{display:none}.auth-card{padding:25px;max-width:520px;min-height:100vh}.auth-top{margin-bottom:48px}.auth-card h1{font-size:34px}.admin-top{padding:0 16px;height:62px}.admin-top>div{font-size:0;gap:0}.admin-top>span{font-size:10px}.admin-top b{padding:0 6px}.admin-main #admin-content{padding:22px 16px}.admin-heading{align-items:flex-start;flex-direction:column;gap:17px;margin-bottom:22px}.admin-heading h1{font-size:27px}.admin-heading p{font-size:12px}.stats-cards{grid-template-columns:1fr 1fr;gap:12px}.stat-card{padding:16px}.stat-card>strong{font-size:30px}.stat-card>span{font-size:11px}.stat-card>small{font-size:9px}.panel{padding:18px}.dashboard-grid{grid-template-columns:1fr;gap:18px;margin:18px 0}.panel-title{gap:14px}.panel-title h2{font-size:17px}.chart svg{height:170px}.chart-panel{padding:18px 14px}.admin-table td,.admin-table th{padding:12px 8px}.form-grid{grid-template-columns:1fr;gap:0}.editor-layout{display:flex;flex-direction:column;gap:18px}.editor-document{order:2;width:100%;padding:16px}.editor-sidebar{order:1;position:static;width:100%}.editor-sidebar .editor-tips{display:none}.editor-sidebar .panel{padding:15px}.editor-sidebar .panel p{font-size:11px}.block-palette{grid-template-columns:repeat(4,1fr)}.block-palette button{font-size:10px;padding:9px 3px}.block-palette svg{width:18px;height:18px}.editor-sidebar h3{margin-bottom:6px}.button-row{justify-content:flex-start;gap:7px}.button-row .btn{font-size:11px;padding:9px 10px;min-height:37px}.block-body{padding:13px}.block-text{font-size:15px}.block-head{padding:7px 9px}.block-head .icon-button.small{width:27px;min-height:27px}.block-index{font-size:9px}.cover-edit{padding:12px;gap:12px}.cover-edit>div:first-child{width:80px;height:90px}.cover-edit strong{font-size:12px}.cover-edit p{font-size:10px}.cover-edit .btn{font-size:10px}.document-toolbar{font-size:12px}.document-toolbar span{display:none}.preview-article{padding:25px 19px}.preview-article h1{font-size:31px}.dialog-title{font-size:10px;padding:10px 15px}.media-grid{grid-template-columns:1fr 1fr;gap:12px}.media-item{padding:11px}.media-item strong{font-size:11px}.media-item>div{flex-wrap:wrap}.media-item .btn{font-size:10px}.image-fallback span{font-size:9px}}
@media(max-width:410px){.wordmark i{display:none}.wordmark small{margin-left:9px;font-size:7px}.header-actions{gap:4px}.header-actions .icon-button{width:31px;min-height:31px}.header-actions svg{width:17px}.post-grid,.post-grid.three{grid-template-columns:1fr}.card-image{aspect-ratio:1.8}.post-card h3{font-size:22px}.post-card>p{font-size:13px}.hero-copy{padding:22px}.hero h1{font-size:29px}.hero-visual{height:205px}.category-strip a{font-size:9px}.stat-card{padding:13px}.stat-card>span svg{width:16px}.panel-title{flex-wrap:wrap}.media-grid{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}

.card-image>.image-fallback{height:100%}.socials a[aria-label="KakaoTalk"]{background:#fee500;color:#352526;border-color:#fee500}