:root{--bg:#f5f6f8;--panel:#fff;--ink:#15171a;--muted:#6f7580;--line:#e8eaee;--accent:#5b5ce2;--accent2:#7c5ce7;--danger:#dc3f4f;--shadow:0 18px 55px rgba(22,28,45,.08);font-family:Inter,"Noto Sans KR",sans-serif;color:var(--ink);background:var(--bg)}
*{box-sizing:border-box}
body{margin:0;min-height:100vh;background:radial-gradient(circle at 8% 0%,#eeebff 0,transparent 26rem),var(--bg)}
button,input{font:inherit}
button,a{-webkit-tap-highlight-color:transparent}
.app-shell{min-height:100vh}
.topbar{height:72px;padding:0 max(28px,calc((100vw - 1180px)/2));display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(222,224,230,.8);background:rgba(255,255,255,.72);backdrop-filter:blur(18px);position:sticky;top:0;z-index:20}
.brand{display:flex;align-items:center;gap:11px;color:var(--ink);text-decoration:none;font-weight:700;letter-spacing:-.02em}
.brand-mark{width:54px;height:54px;border-radius:17px;display:grid;place-items:center;color:#fff;font-size:26px;font-weight:800;background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 10px 26px rgba(91,92,226,.28)}
.brand-mark.small{width:34px;height:34px;border-radius:10px;font-size:16px;box-shadow:none}
.top-actions,.modal-actions{display:flex;gap:10px}
.button{border:0;border-radius:11px;padding:10px 16px;font-weight:650;cursor:pointer;text-decoration:none;text-align:center;transition:.18s ease}
.button:hover{transform:translateY(-1px)}
.button:disabled{opacity:.6;cursor:wait}
.button.primary{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;box-shadow:0 8px 20px rgba(91,92,226,.18)}
.button.ghost{background:#fff;color:#4f5560;border:1px solid var(--line)}
.button.destructive{background:var(--danger);color:#fff}
.button.wide{width:100%;display:block}
.content{max-width:1180px;margin:0 auto;padding:64px 28px 80px}
.hero{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:34px}
.eyebrow{color:var(--accent);font-size:11px;font-weight:700;letter-spacing:.14em;margin:0 0 9px}
.hero h1{font-size:clamp(34px,5vw,52px);letter-spacing:-.055em;line-height:1.08;margin:0}
.hero>div>p:last-child{color:var(--muted);font-size:16px;margin:14px 0 0}
.stats{display:flex;background:rgba(255,255,255,.75);border:1px solid var(--line);border-radius:18px;padding:9px;box-shadow:0 10px 30px rgba(30,35,55,.04)}
.stat{min-width:120px;padding:13px 20px;display:flex;flex-direction:column}
.stat+.stat{border-left:1px solid var(--line)}
.stat strong{font-size:24px;letter-spacing:-.04em}
.stat span{font-size:12px;color:var(--muted);margin-top:3px}
.panel{background:var(--panel);border:1px solid rgba(225,227,232,.9);border-radius:22px;box-shadow:var(--shadow);overflow:hidden}
.panel-head{padding:24px 26px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:20px}
.panel-head h2{font-size:18px;margin:0}
.panel-head p{font-size:12px;color:var(--muted);margin:4px 0 0}
.search{height:42px;min-width:280px;border:1px solid var(--line);background:#f8f9fb;border-radius:12px;display:flex;align-items:center;padding:0 13px;gap:9px;color:var(--muted)}
.search:focus-within{border-color:#aaaaf2;box-shadow:0 0 0 3px rgba(91,92,226,.1);background:#fff}
.search input{border:0;outline:0;background:transparent;width:100%;color:var(--ink)}
.icon-button{width:34px;height:34px;border:0;border-radius:9px;background:transparent;color:#6f7580;cursor:pointer;font-size:17px;display:grid;place-items:center}
.icon-button:hover{background:#eff0f4;color:var(--ink)}
.icon-button.danger:hover{background:#fff0f1;color:var(--danger)}
.copy-btn{width:27px;height:27px;font-size:12px}
.empty-state{text-align:center;padding:60px 20px;color:var(--muted)}
.empty-state>div{width:50px;height:50px;border-radius:15px;background:#efefff;color:var(--accent);display:grid;place-items:center;margin:0 auto 15px;font-size:23px}
.empty-state h3{color:var(--ink);margin:0 0 7px}
.empty-state p{margin:0;font-size:13px}
dialog{border:0;border-radius:22px;padding:0;box-shadow:0 28px 90px rgba(20,24,40,.24);width:min(540px,calc(100vw - 28px));overflow:hidden}
dialog::backdrop{background:rgba(21,23,30,.38);backdrop-filter:blur(5px)}
.modal{padding:27px;display:flex;flex-direction:column;gap:18px;max-height:85vh;overflow-y:auto}
.modal-head{display:flex;align-items:flex-start;justify-content:space-between}
.modal h2{margin:0;font-size:22px;letter-spacing:-.03em}
.modal label{font-size:12px;font-weight:650;color:#4e535d;display:flex;flex-direction:column;gap:8px}
.modal input{height:45px;border:1px solid #dfe1e6;border-radius:11px;padding:0 13px;outline:0;color:var(--ink);background:#fff}
.modal input:focus{border-color:#9697eb;box-shadow:0 0 0 3px rgba(91,92,226,.1)}
.optional{font-weight:400;color:#9a9ea6}
.modal-actions{justify-content:flex-end;margin-top:5px}
.form-error{color:var(--danger);font-size:12px;margin:0}
.modal.compact{text-align:center;align-items:center;padding-top:34px}
.modal.compact p{color:var(--muted);font-size:13px;line-height:1.6;margin:0;max-width:350px}
.modal.compact .modal-actions{width:100%;justify-content:center}
.danger-symbol{width:50px;height:50px;border-radius:15px;background:#fff0f1;color:var(--danger);display:grid;place-items:center;font-weight:800;font-size:22px}
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);opacity:0;background:#20232a;color:#fff;padding:11px 17px;border-radius:11px;font-size:13px;box-shadow:0 12px 32px rgba(0,0,0,.18);transition:.22s;z-index:50;pointer-events:none}
.toast.show{opacity:1;transform:translate(-50%,0)}
.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px}
.login-card{width:min(410px,100%);background:rgba(255,255,255,.92);border:1px solid rgba(225,227,232,.9);border-radius:26px;padding:42px;box-shadow:var(--shadow);text-align:center}
.login-card .brand-mark{margin:0 auto 24px}
.login-card h1{font-size:32px;letter-spacing:-.05em;margin:0}
.login-copy{color:var(--muted);font-size:14px;margin:10px 0 30px}
.login-form{text-align:left;display:flex;flex-direction:column;gap:10px}
.login-form label{font-size:12px;font-weight:650;color:#525761}
.login-form input{height:48px;border:1px solid #dfe1e6;border-radius:12px;padding:0 14px;outline:0;margin-bottom:4px}
.login-form input:focus{border-color:#9697eb;box-shadow:0 0 0 3px rgba(91,92,226,.1)}
.not-found .button{margin-top:24px}

.tag-bar{display:flex;gap:8px;padding:16px 26px;overflow-x:auto;border-bottom:1px solid var(--line);scrollbar-width:none}
.tag-bar::-webkit-scrollbar{display:none}
.tag-filter{flex:none;border:1px solid var(--line);background:#f8f9fb;color:var(--muted);font-size:12px;font-weight:650;padding:7px 14px;border-radius:999px;cursor:pointer;white-space:nowrap;transition:.15s}
.tag-filter:hover{background:#eff0f4}
.tag-filter.active{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;border-color:transparent}

.bookmark-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px;padding:22px 26px}
.bookmark-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;transition:.15s}
.bookmark-card:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(30,35,55,.09)}
.bookmark-thumb-link{display:block;background:#f0f1f5}
.bookmark-thumb{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}
.bookmark-thumb.placeholder,.bookmark-thumb-link.no-image{aspect-ratio:16/9;display:grid;place-items:center;font-size:28px;background:linear-gradient(135deg,#efefff,#f7f3ff);color:var(--accent)}
.bookmark-body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:7px;flex:1}
.bookmark-domain{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--muted)}
.bookmark-favicon{width:14px;height:14px;border-radius:4px}
.bookmark-title{font-size:14px;font-weight:650;color:var(--ink);text-decoration:none;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.bookmark-desc{margin:0;font-size:12px;color:#8a8f98;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.bookmark-note{margin:0;font-size:12px;color:var(--accent);background:#f1f1ff;border-radius:8px;padding:7px 9px}
.bookmark-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:6px}
.tag-chip{font-size:11px;padding:4px 9px;border-radius:999px;background:#efefff;color:var(--accent);font-weight:600}
.bookmark-actions{position:absolute;top:10px;right:10px;display:flex;gap:4px;background:rgba(255,255,255,.9);border-radius:10px;padding:3px;opacity:0;transition:.15s;backdrop-filter:blur(4px)}
.bookmark-card:hover .bookmark-actions,.bookmark-card:focus-within .bookmark-actions{opacity:1}

@media(max-width:720px){
  .topbar{height:64px;padding:0 17px}
  .content{padding:40px 14px 60px}
  .hero{display:block}
  .stats{margin-top:26px;width:100%}
  .stat{flex:1;min-width:0}
  .panel{border-radius:18px}
  .panel-head{display:block;padding:18px}
  .search{min-width:0;width:100%;margin-top:15px}
  .tag-bar{padding:14px}
  .bookmark-grid{grid-template-columns:1fr;padding:14px;gap:14px}
  .bookmark-actions{opacity:1;position:static;background:none;padding:0;justify-content:flex-end;margin:4px 16px 12px}
  .bookmark-body{padding-bottom:6px}
  .login-card{padding:34px 24px}
  .hero h1{font-size:38px}
}