:root{--ink-900:#0b0f17;--ink-800:#141a25;--ink-700:#1c2433;--ink-600:#28324380;--line:#2a3444;--border:#2a3444;--parchment:#eef2f8;--parchment-dim:#9aa6b6;--gold:#e3b341;--gold-bright:#f4cb63;--pos:#46b17a;--info:#5b8def;--warn:#e0883e;--blood:#e5484d;--text:#eaeef4;--text-dim:#a4afbe;--text-faint:#6c7888;--radius:10px;--radius-lg:16px;--shadow-sm:0 1px 2px rgba(0,0,0,0.30),0 1px 3px rgba(0,0,0,0.20);--shadow-md:0 8px 24px rgba(0,0,0,0.36);--shadow-lg:0 24px 60px rgba(0,0,0,0.50);--glow-gold:0 0 0 1px rgba(227,179,65,0.35),0 8px 24px rgba(227,179,65,0.22);--accent-grad:linear-gradient(135deg,var(--gold-bright),var(--gold));--font-display:"Noto Sans JP","Hiragino Sans","Segoe UI",system-ui,sans-serif;--font-body:"Noto Sans JP","Hiragino Sans","Segoe UI",system-ui,sans-serif;--font-mono:"JetBrains Mono","Roboto Mono",ui-monospace,monospace;--header-h:60px}[data-theme=light]{--ink-900:#f6f7f9;--ink-800:#ffffff;--ink-700:#eef1f5;--ink-600:#e2e7ee;--line:#e1e6ed;--border:#e1e6ed;--parchment:#1a2230;--parchment-dim:#5a6473;--gold:#b07d12;--gold-bright:#936811;--pos:#1f8a52;--info:#2f6fe0;--warn:#b86314;--blood:#c8362f;--text:#1a2230;--text-dim:#55606f;--text-faint:#87919f;--shadow-sm:0 1px 2px rgba(20,30,50,0.06),0 1px 3px rgba(20,30,50,0.05);--shadow-md:0 8px 24px rgba(20,30,50,0.10);--shadow-lg:0 24px 60px rgba(20,30,50,0.16);--glow-gold:0 0 0 1px rgba(176,125,18,0.30),0 8px 22px rgba(176,125,18,0.18)}*{box-sizing:border-box}html{scroll-behavior:smooth}body,html{margin:0;padding:0;background:var(--ink-900);color:var(--text);font-family:var(--font-body);font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;font-feature-settings:"palt"}body{min-height:100vh;background:radial-gradient(1100px 520px at 50% -240px,rgba(227,179,65,.07),transparent 70%),var(--ink-900)}a{color:var(--gold);text-decoration:none;transition:color .12s}a:hover{color:var(--gold-bright)}h1,h2,h3,h4{font-family:var(--font-display);font-weight:700;letter-spacing:-.01em;line-height:1.25;color:var(--text)}h1{font-size:clamp(22px,4vw,28px);margin:0 0 16px}h2{font-size:19px}h3{font-size:16px}p{margin:0 0 12px}.num{font-family:var(--font-mono);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.container{max-width:1120px;margin:0 auto;padding:0 20px}@media (max-width:600px){.container{padding:0 14px}}main.container{padding-top:28px;padding-bottom:72px}main.container>*{animation:rise .22s ease both}.app-header{position:-webkit-sticky;position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--ink-800) 86%,transparent);-webkit-backdrop-filter:saturate(140%) blur(10px);backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid var(--line)}.app-header .container{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);gap:12px}.brand{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-display);font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--text);white-space:nowrap}.brand .crest{width:30px;height:30px;display:grid;place-items:center;border-radius:9px;color:var(--ink-900);background:var(--accent-grad);box-shadow:var(--glow-gold);font-size:15px}.nav{display:flex;gap:2px;align-items:center}.nav a{position:relative;color:var(--text-dim);padding:8px 12px;border-radius:8px;font-size:14px;font-weight:500;transition:color .12s,background .12s}.nav a:hover{background:var(--ink-700)}.nav a.active,.nav a:hover{color:var(--text)}.nav a.active:after{content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;border-radius:2px;background:var(--accent-grad)}.nav-divider{width:1px;height:22px;background:var(--line);margin:0 6px}.nav-btn{background:transparent;border:1px solid var(--line);color:var(--text-dim);padding:6px 10px;border-radius:8px;font-size:13px;cursor:pointer;transition:all .14s ease}.nav-btn:hover{color:var(--text);background:var(--ink-700);border-color:var(--text-faint)}.nav-btn-login{border-color:var(--gold);color:var(--gold)}.nav-btn-login:hover{background:var(--accent-grad);color:var(--ink-900);border-color:transparent}.nav-user{display:flex;align-items:center;gap:8px}.nav-avatar{width:26px;height:26px;border-radius:50%;object-fit:cover;border:1px solid var(--line)}.nav-username{font-size:13px;color:var(--text-dim);max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.nav-hamburger{display:none;background:transparent;border:none;color:var(--text);font-size:22px;cursor:pointer;width:40px;height:40px;border-radius:8px}.nav-hamburger:hover{background:var(--ink-700)}.nav-mobile-controls{display:none;gap:4px;align-items:center}.nav-mobile-icon{background:transparent;border:1px solid var(--line);color:var(--text-dim);font-size:13px;cursor:pointer;min-width:36px;height:36px;border-radius:8px}.nav-mobile-icon:hover{color:var(--text)}.nav-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:99;animation:modal-fade .15s ease-out}.nav-mobile-menu{display:none;position:fixed;top:0;right:0;bottom:0;width:78%;max-width:320px;z-index:101;background:var(--ink-800);border-left:1px solid var(--line);box-shadow:var(--shadow-lg);flex-direction:column;overflow-y:auto;animation:drawer-in .2s ease-out}.nav-mobile-link{padding:15px 20px;text-align:left;display:block;border:none;border-bottom:1px solid var(--line);background:transparent;color:var(--text-dim);font-family:var(--font-body);font-size:16px;cursor:pointer;text-decoration:none;transition:background .12s,color .12s}.nav-mobile-link.active,.nav-mobile-link:hover{color:var(--text);background:var(--ink-700)}.nav-mobile-link.active{box-shadow:inset 3px 0 0 var(--gold)}.nav-mobile-divider{height:1px;background:var(--line)}.nav-mobile-subhead{padding:10px 20px 4px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--text-faint)}.nav-mobile-sublink{padding-left:36px;font-size:15px}.nav-mobile-auth{margin-top:auto;padding:16px;display:flex;flex-direction:column;gap:10px;background:var(--ink-900);border-top:1px solid var(--line)}.nav-mobile-auth-user{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-dim)}.nav-mobile-auth-btn{background:var(--ink-700);border:1px solid var(--line);color:var(--text);padding:11px 14px;border-radius:10px;font-size:14px;cursor:pointer;text-align:center;text-decoration:none;transition:all .14s ease}.nav-mobile-auth-btn:hover{border-color:var(--text-faint)}.nav-mobile-auth-btn.login{border-color:var(--gold);color:var(--gold)}@media (max-width:820px){.nav a,.nav-btn,.nav-divider,.nav-user{display:none}.nav-hamburger{display:grid;place-items:center}.nav-mobile-controls{display:flex}.nav-overlay{display:block}.nav-mobile-menu{display:flex}}.card{background:var(--ink-800);border:1px solid var(--line);border-radius:var(--radius-lg);padding:18px;box-shadow:var(--shadow-sm)}a.card{display:block;color:inherit;transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease}.rank-card:hover,a.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:color-mix(in srgb,var(--gold) 50%,var(--line))}.card-parchment{background:var(--parchment);border-color:transparent}.card-parchment,.card-parchment h3{color:var(--ink-900)}.rank-table{width:100%;border-collapse:collapse}.rank-table-wrap{position:relative}.rank-table-wrap,.table-card{overflow-x:auto;-webkit-overflow-scrolling:touch}@media (max-width:640px){.table-card .rank-table{white-space:nowrap}.table-card .rank-table td,.table-card .rank-table th{padding:10px}}.rank-table th{text-align:left;font-size:12px;color:var(--text-faint);font-weight:600;padding:10px 12px;white-space:nowrap;border-bottom:1px solid var(--line);position:-webkit-sticky;position:sticky;top:0;background:var(--ink-800);z-index:5}.rank-table td{padding:12px;border-bottom:1px solid color-mix(in srgb,var(--line) 55%,transparent)}.rank-table tbody tr:last-child td{border-bottom:none}.rank-row{cursor:pointer;transition:background .1s}.rank-row:hover{background:var(--ink-700)}.rank-badge{font-family:var(--font-display);font-weight:700;font-size:15px;color:var(--text-dim);width:34px;display:inline-block;text-align:center}.rank-badge.top3{color:var(--gold)}.grade{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:8px;font-family:var(--font-display);font-size:13px;font-weight:800}.grade.S{background:var(--accent-grad);color:var(--ink-900)}.grade.A{background:var(--pos);color:#fff}.grade.B{background:var(--info);color:#fff}.grade.C{background:var(--ink-600);color:var(--text)}.grade.D{background:var(--ink-700)}.chip,.grade.D{color:var(--text-dim)}.chip{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:500;padding:3px 9px;border-radius:999px;border:1px solid var(--line);background:color-mix(in srgb,var(--text-faint) 8%,transparent)}.chip.leave{border-color:transparent;color:var(--warn);background:color-mix(in srgb,var(--warn) 16%,transparent)}.chip.branch{color:var(--info);background:color-mix(in srgb,var(--info) 16%,transparent)}.chip.branch,.chip.sub{border-color:transparent}.chip.sub{color:var(--parchment-dim);background:color-mix(in srgb,var(--parchment-dim) 14%,transparent)}.chip.status-pending{border-color:transparent;color:var(--warn);background:color-mix(in srgb,var(--warn) 16%,transparent)}.chip.status-approved{border-color:transparent;color:var(--pos);background:color-mix(in srgb,var(--pos) 16%,transparent)}.chip.status-rejected{border-color:transparent;color:var(--blood);background:color-mix(in srgb,var(--blood) 16%,transparent)}.tone-pos{color:var(--pos)}.tone-info{color:var(--info)}.tone-warn{color:var(--warn)}.comment-line{border-left:3px solid var(--line);padding:10px 14px;margin:8px 0;background:var(--ink-700);border-radius:0 var(--radius) var(--radius) 0;font-size:14px;line-height:1.7}.comment-line.pos{border-left-color:var(--pos);background:color-mix(in srgb,var(--pos) 10%,var(--ink-700))}.comment-line.info{border-left-color:var(--info);background:color-mix(in srgb,var(--info) 10%,var(--ink-700))}.comment-line.warn{border-left-color:var(--warn);background:color-mix(in srgb,var(--warn) 10%,var(--ink-700))}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field label{font-size:13px;color:var(--text-dim);font-weight:600}input,select,textarea{width:100%;background:var(--ink-900);border:1px solid var(--line);color:var(--text);padding:10px 12px;border-radius:10px;font-family:inherit;font-size:16px;transition:border-color .12s,box-shadow .12s}[data-theme=light] input,[data-theme=light] select,[data-theme=light] textarea{background:var(--ink-800)}input::placeholder,textarea::placeholder{color:var(--text-faint)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px color-mix(in srgb,var(--gold) 25%,transparent)}select{cursor:pointer}input:disabled,select:disabled,textarea:disabled{opacity:.6;cursor:not-allowed}.field-error{font-size:12px;color:var(--blood);margin-top:2px;display:flex;align-items:center;gap:4px}.field-error:before{content:"⚠"}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 16px;border-radius:10px;border:1px solid var(--line);background:var(--ink-700);color:var(--text);font-size:14px;font-weight:600;font-family:inherit;cursor:pointer;white-space:nowrap;transition:transform .12s ease,box-shadow .12s ease,background .12s,border-color .12s}.btn:hover:not(:disabled){background:var(--ink-600);border-color:var(--text-faint);transform:translateY(-1px)}.btn:active:not(:disabled){transform:translateY(0)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-gold{background:var(--accent-grad);color:var(--ink-900);border-color:transparent}.btn-gold:hover:not(:disabled){box-shadow:var(--glow-gold);background:var(--accent-grad)}.btn-danger{background:transparent;border-color:color-mix(in srgb,var(--blood) 55%,var(--line));color:var(--blood)}.btn-danger:hover:not(:disabled){background:color-mix(in srgb,var(--blood) 14%,transparent);border-color:var(--blood)}.btn-sm{padding:6px 11px;font-size:13px;border-radius:8px}.btn-icon{min-width:34px;min-height:34px;padding:4px 8px}.btn.loading:after{content:"";display:inline-block;width:13px;height:13px;border:2px solid;border-top:2px solid transparent;border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.select-bar{display:flex;gap:12px;flex-wrap:wrap}.select-bar .field{margin-bottom:0;min-width:150px}@media (max-width:600px){.select-bar{gap:10px}.select-bar .field{min-width:0;flex-grow:1;flex-shrink:1;flex-basis:calc(50% - 5px)}}.seg{display:inline-flex;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--ink-900)}[data-theme=light] .seg{background:var(--ink-800)}.seg button{background:transparent;border:none;color:var(--text-dim);padding:8px 15px;cursor:pointer;font-size:13px;font-weight:600;font-family:inherit;transition:background .12s,color .12s}.seg button:hover{color:var(--text)}.seg button.active{background:var(--accent-grad);color:var(--ink-900)}.page-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:18px}.page-toolbar>:first-child{flex:1 1;min-width:0}.cal-cell{min-height:84px}.cal-ev-list{display:block}.cal-ev-dots{display:none;gap:3px;flex-wrap:wrap;padding:2px}.cal-dot{width:6px;height:6px;border-radius:50%;background:var(--gold);display:inline-block}@media (max-width:720px){.cal-cell{min-height:52px}.cal-ev-list{display:none}.cal-ev-dots{display:flex}}.rank-cards{display:none}@media (max-width:720px){.rank-table-wrap{display:none}.rank-cards{display:flex;flex-direction:column;gap:10px}}.rank-card{background:var(--ink-800);border:1px solid var(--line);border-radius:var(--radius-lg);padding:14px;box-shadow:var(--shadow-sm);transition:transform .16s ease,box-shadow .16s ease,border-color .16s}.rank-card .top{display:flex;justify-content:space-between;align-items:center;gap:8px}.rank-card .metrics{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:8px;gap:8px;margin-top:12px}.metric{text-align:center}.metric .label{font-size:11px;color:var(--text-faint)}.metric .val{font-size:16px}.accordion{margin-top:12px;padding-top:12px;border-top:1px dashed var(--line);font-size:13px;color:var(--text-dim)}.modal-overlay{position:fixed;inset:0;z-index:100;background:rgba(5,8,14,.6);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:grid;place-items:center;padding:16px;animation:modal-fade .14s ease-out}.modal-card{position:relative;width:100%;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);max-height:90vh;overflow:auto;animation:modal-pop .16s cubic-bezier(.2,.7,.3,1)}.modal-card,.modal-head{background:var(--ink-800)}.modal-head{position:-webkit-sticky;position:sticky;top:0;z-index:1;display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line)}.modal-head h3{margin:0;font-size:17px}.modal-close{background:none;border:none;color:var(--text-dim);font-size:24px;line-height:1;cursor:pointer;width:34px;height:34px;border-radius:8px;display:grid;place-items:center;transition:color .12s,background .12s}.modal-close:hover{color:var(--text);background:var(--ink-700)}.modal-body{padding:20px}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}.modal-discard{position:absolute;inset:0;z-index:2;background:color-mix(in srgb,var(--ink-900) 82%,transparent);display:grid;place-items:center;padding:16px;border-radius:var(--radius-lg)}.modal-discard-box{background:var(--ink-800);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:20px;max-width:340px;font-size:14px}.toast-wrap{position:fixed;top:calc(var(--header-h) + 12px);right:16px;z-index:200;display:flex;flex-direction:column;gap:10px;max-width:min(380px,calc(100vw - 32px))}.toast{padding:13px 16px;border-radius:12px;border:1px solid var(--line);border-left-width:3px;background:var(--ink-800);box-shadow:var(--shadow-lg);font-size:14px;line-height:1.5;cursor:pointer;animation:toast-in .2s ease-out}.toast.pos{border-left-color:var(--pos)}.toast.warn{border-left-color:var(--blood)}.combobox{position:relative}.combobox-list{position:absolute;top:calc(100% + 4px);left:0;right:0;z-index:70;max-height:260px;overflow-y:auto;background:var(--ink-800);border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow-md);padding:5px}.combobox-option{padding:9px 11px;border-radius:8px;cursor:pointer;font-size:14px}.combobox-option.active,.combobox-option:hover{background:var(--ink-700)}.combobox-empty{padding:9px 11px;color:var(--text-faint);font-size:13px}.help{position:relative;display:inline-flex;vertical-align:middle}.help-btn{width:20px;height:20px;padding:0;display:inline-grid;place-items:center;border-radius:50%;border:1px solid var(--line);background:var(--ink-700);color:var(--text-dim);font-size:12px;font-weight:700;line-height:1;cursor:pointer;transition:color .12s,border-color .12s,background .12s}.help-btn:hover,.help-btn[aria-expanded=true]{color:var(--gold);border-color:var(--gold)}.help-pop{position:absolute;top:calc(100% + 6px);left:0;z-index:60;width:max-content;max-width:280px;padding:10px 12px;background:var(--ink-800);border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow-md);color:var(--text-dim);font-size:12px;font-weight:400;line-height:1.6;white-space:normal}.empty{text-align:center;padding:56px 20px;color:var(--text-faint);border:1px dashed var(--line);border-radius:var(--radius-lg);background:color-mix(in srgb,var(--ink-800) 50%,transparent)}[tabindex]:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:8px}@keyframes rise{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@keyframes modal-fade{0%{opacity:0}to{opacity:1}}@keyframes modal-pop{0%{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:none}}@keyframes drawer-in{0%{transform:translateX(100%)}to{transform:none}}@keyframes toast-in{0%{opacity:0;transform:translateX(14px)}to{opacity:1;transform:none}}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}