/* Kosuki app styles. Colors and fonts come from the theme's presets (Appearance → Editor → Styles),
   with the Kosuki palette as a fallback when another theme is active. Everything is scoped to .kosuki-app. */
.kosuki-app{
  --k-bg:var(--wp--preset--color--washi,#F3F1EC); --k-card:var(--wp--preset--color--paper,#FBFAF6); --k-ink:var(--wp--preset--color--sumi,#1E1D1A);
  --k-muted:var(--wp--preset--color--stone,#6B675F); --k-line:var(--wp--preset--color--hairline,#DAD5C9); --k-shu:var(--wp--preset--color--shu,#C23B28);
  --k-ai:var(--wp--preset--color--ai,#26436B); --k-on-ai:var(--wp--preset--color--paper,#FBFAF6); --k-soft:var(--wp--preset--color--kinari,#EAE6DC);
  --k-serif:var(--wp--preset--font-family--recoleta,Recoleta,'Shippori Mincho',Georgia,serif); --k-sans:var(--wp--preset--font-family--hind,'Hind',system-ui,sans-serif);
  --k-top:var(--wp-admin--admin-bar--height,0px);
  max-width:560px; margin-inline:auto; color:var(--k-ink); font-size:17px; line-height:1.5;
}
.kosuki-app *,.kosuki-app *::before,.kosuki-app *::after{box-sizing:border-box}
.kosuki-app button,.kosuki-app input,.kosuki-app select,.kosuki-app textarea{font:inherit;color:inherit}
.kosuki-app :focus-visible{outline:3px solid var(--k-shu);outline-offset:2px}
#kosuki-root{display:grid;gap:26px}
.kosuki-app .k-loading{color:var(--k-muted)}
.kosuki-app .k-h2,.kosuki-app .k-title,.kosuki-app .k-h3,.kosuki-app .k-days,.kosuki-app .k-big,.kosuki-app .k-stats b{font-family:var(--k-serif);font-weight:400;font-synthesis:none;letter-spacing:-.01em;margin:0;line-height:1.2}
.kosuki-app .k-title{font-size:30px;text-wrap:balance}
.kosuki-app .k-h2{font-size:20px;display:flex;align-items:center;gap:10px}
.kosuki-app .k-h2::before{content:"";width:6px;height:6px;background:var(--k-shu);transform:rotate(45deg);flex:none}
.kosuki-app .k-h3{display:block;font-size:20px}
.kosuki-app .k-lead,.kosuki-app .k-muted,.kosuki-app .k-cat,.kosuki-app .k-hint,.kosuki-app .k-src{color:var(--k-muted)}
.kosuki-app .k-lead{margin:6px 0 0}
.kosuki-app .k-cat,.kosuki-app .k-src,.kosuki-app .k-hint{font-size:14px}
.kosuki-app .k-hint{margin:0}
.kosuki-app .k-err{color:var(--k-shu);margin:0;font-size:15px}
.kosuki-app .k-sec{display:grid;gap:8px}
.kosuki-app .k-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.kosuki-app .k-row-c{justify-content:center}
.kosuki-app .k-stack{display:grid;gap:8px}
.kosuki-app .k-center{text-align:center}
.kosuki-app .k-bar{display:flex;justify-content:flex-end}
.kosuki-app .k-lang{background:var(--k-card);border:1px solid var(--k-line);border-radius:3px;padding:6px 8px;min-height:38px;font-size:15px}

.kosuki-app .k-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;border-radius:4px;padding:10px 16px;font-weight:600;cursor:pointer;text-decoration:none;background:var(--k-soft);color:var(--k-ink);min-height:46px;line-height:1.25;text-align:center}
.kosuki-app .k-primary{background:var(--k-ai);color:var(--k-on-ai)}
.kosuki-app .k-small{min-height:38px;padding:6px 12px;font-size:15px}
.kosuki-app .k-ghost{background:transparent;border:1px solid var(--k-line)}
.kosuki-app .k-danger{background:transparent;color:var(--k-shu);border:1px solid var(--k-shu)}
.kosuki-app .k-btn:disabled{opacity:.4;cursor:default}
.kosuki-app .k-lnk{background:none;border:0;color:var(--k-ai);font-weight:600;cursor:pointer;padding:6px 0;min-height:40px;text-decoration:none;display:inline-flex;align-items:center;justify-self:start}
.kosuki-app .k-danger-lnk{color:var(--k-shu)}
.kosuki-app .k-fab{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(16px + env(safe-area-inset-bottom,0px));width:min(520px,calc(100% - 32px));z-index:30;box-shadow:0 8px 20px -12px rgba(0,0,0,.5);min-height:54px;font-size:18px}
.kosuki-app .k-fab-space{height:64px}
.kosuki-app .k-botbar{position:fixed;left:0;right:0;bottom:0;display:flex;gap:10px;justify-content:center;padding:12px 16px calc(12px + env(safe-area-inset-bottom,0px));background:var(--k-bg);border-top:1px solid var(--k-line);z-index:30}
.kosuki-app .k-botbar .k-btn{flex:1;max-width:400px}.kosuki-app .k-botbar .k-back{flex:0 0 auto}

.kosuki-app .k-note,.kosuki-app .k-banner,.kosuki-app .k-acct{border-left:3px solid var(--k-shu);background:var(--k-card);padding:12px 14px;display:grid;gap:10px;border-radius:0 4px 4px 0}
.kosuki-app .k-note p{margin:4px 0 0;color:var(--k-muted);font-size:15px}
.kosuki-app .k-acct{border-left-color:var(--k-ai);font-size:15px}
.kosuki-app .k-acct>div:first-child{display:grid}
.kosuki-app .k-confirm{display:grid;gap:8px}
.kosuki-app .k-confirm p{margin:0}

.kosuki-app .k-next{position:relative;display:block;width:100%;text-align:left;cursor:pointer;padding:0;color:inherit;background:var(--k-card);border:1px solid var(--k-line);border-radius:6px;overflow:hidden}
/* Seigaiha (blue ocean waves) along the bottom edge of the next-exam card */
.kosuki-app .k-next::after{content:"";position:absolute;left:0;right:0;bottom:0;height:36px;background:var(--k-ai);opacity:.13;pointer-events:none;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 40 36' width='40' height='36'%3E%3Cdefs%3E%3Cmask id='m'%3E%3Crect width='40' height='20' fill='%23fff'/%3E%3Ccircle cx='20' cy='36' r='20' fill='%23000'/%3E%3C/mask%3E%3C/defs%3E%3Cg fill='none' stroke='%23000' stroke-width='1.5'%3E%3Cg mask='url%28%23m%29'%3E%3Ccircle cx='0' cy='20' r='18.5'/%3E%3Ccircle cx='0' cy='20' r='12.5'/%3E%3Ccircle cx='0' cy='20' r='6.5'/%3E%3Ccircle cx='40' cy='20' r='18.5'/%3E%3Ccircle cx='40' cy='20' r='12.5'/%3E%3Ccircle cx='40' cy='20' r='6.5'/%3E%3C/g%3E%3Ccircle cx='20' cy='36' r='18.5'/%3E%3Ccircle cx='20' cy='36' r='12.5'/%3E%3Ccircle cx='20' cy='36' r='6.5'/%3E%3C/g%3E%3C/svg%3E") left bottom/40px 36px repeat-x;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 40 36' width='40' height='36'%3E%3Cdefs%3E%3Cmask id='m'%3E%3Crect width='40' height='20' fill='%23fff'/%3E%3Ccircle cx='20' cy='36' r='20' fill='%23000'/%3E%3C/mask%3E%3C/defs%3E%3Cg fill='none' stroke='%23000' stroke-width='1.5'%3E%3Cg mask='url%28%23m%29'%3E%3Ccircle cx='0' cy='20' r='18.5'/%3E%3Ccircle cx='0' cy='20' r='12.5'/%3E%3Ccircle cx='0' cy='20' r='6.5'/%3E%3Ccircle cx='40' cy='20' r='18.5'/%3E%3Ccircle cx='40' cy='20' r='12.5'/%3E%3Ccircle cx='40' cy='20' r='6.5'/%3E%3C/g%3E%3Ccircle cx='20' cy='36' r='18.5'/%3E%3Ccircle cx='20' cy='36' r='12.5'/%3E%3Ccircle cx='20' cy='36' r='6.5'/%3E%3C/g%3E%3C/svg%3E") left bottom/40px 36px repeat-x;}
.kosuki-app .k-next>span{position:relative;z-index:1}
.kosuki-app .k-strip{display:flex;justify-content:space-between;flex-wrap:wrap;gap:2px 8px;padding:12px 16px 0;font-size:14px;color:var(--k-muted);letter-spacing:.04em}
.kosuki-app .k-strip span:first-child{color:var(--k-shu);font-weight:600}
.kosuki-app .k-nbody{display:flex;align-items:center;gap:18px;padding:10px 16px 34px}
.kosuki-app .k-nbody .k-h3{font-size:24px}
.kosuki-app .k-when{display:block;color:var(--k-muted)}
.kosuki-app .k-enso{position:relative;width:112px;height:112px;flex:none;display:grid;place-items:center;text-align:center}
.kosuki-app .k-enso svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.kosuki-app .k-ring{fill:none;stroke:var(--k-ink);stroke-linecap:round;opacity:.88}
.kosuki-app .k-dot{fill:var(--k-shu)}
.kosuki-app .k-days{position:relative;font-size:44px;font-weight:400;line-height:1;font-variant-numeric:tabular-nums}
.kosuki-app .k-days small{display:block;font-family:var(--k-sans);font-size:13px;font-weight:500;line-height:1.3;letter-spacing:.02em;color:var(--k-muted);margin-top:2px}

.kosuki-app .k-ev,.kosuki-app .k-card{display:flex;gap:12px;align-items:center;width:100%;text-align:left;cursor:pointer;background:var(--k-card);border:1px solid var(--k-line);border-radius:6px;padding:8px 12px;color:inherit}
.kosuki-app .k-ev.is-exam{border-left:3px solid var(--k-shu)}
.kosuki-app .k-cal{width:52px;flex:none;text-align:center;border:1px solid var(--k-line);border-radius:3px;overflow:hidden;line-height:1.1;background:var(--k-card)}
.kosuki-app .k-cal b{display:block;background:var(--k-ink);color:var(--k-bg);font-size:12px;padding:2px 0;font-weight:500;letter-spacing:.04em}
.kosuki-app .k-cal span{display:block;font-family:var(--k-serif);font-size:22px;font-weight:400;padding:2px 0;font-variant-numeric:tabular-nums}
.kosuki-app .k-ev.is-exam .k-cal b{background:var(--k-shu)}
.kosuki-app .k-cal.k-exp{border-style:dashed}
.kosuki-app .k-cal.k-exp span{font-size:15px;padding:6px 0}
.kosuki-app .k-what{flex:1;min-width:0}
.kosuki-app .k-what strong{display:block;line-height:1.25}
.kosuki-app .k-what>span{color:var(--k-muted);font-size:15px}
.kosuki-app .k-left{font-weight:600;font-size:14px;white-space:nowrap;text-align:right}
.kosuki-app .k-tag{display:inline-block;font-style:normal;font-size:12px;border:1px dashed var(--k-muted);color:var(--k-muted);border-radius:3px;padding:0 5px;margin-left:4px;font-weight:500;vertical-align:1px;text-decoration:none}
.kosuki-app .k-tag-src{border-style:solid;border-color:var(--k-ai);color:var(--k-ai)}
.kosuki-app .k-card{display:grid;gap:8px;padding:14px}
.kosuki-app .k-row1{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
.kosuki-app .k-cat{display:block}
.kosuki-app .k-nx{font-size:15px}
.kosuki-app .k-bar-p{display:block;height:4px;background:var(--k-soft);overflow:hidden}
.kosuki-app .k-bar-p i{display:block;height:100%;background:var(--k-ai)}
.kosuki-app .k-meta{display:flex;justify-content:space-between;font-size:14px;color:var(--k-muted);font-variant-numeric:tabular-nums}
.kosuki-app .k-dots{display:flex;gap:5px}
.kosuki-app .k-dots i{width:12px;height:12px;border-radius:50%;border:2px solid var(--k-shu)}
.kosuki-app .k-dots i.on{background:var(--k-shu)}
.kosuki-app .k-empty{text-align:center;color:var(--k-muted);padding:28px 12px;background:var(--k-card);border:1px dashed var(--k-line);border-radius:6px}

.kosuki-app .k-chips{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
.kosuki-app .k-chips::-webkit-scrollbar{display:none}
.kosuki-app .k-chip{flex:none;border:1px solid var(--k-line);background:var(--k-card);border-radius:3px;padding:6px 13px;cursor:pointer;white-space:nowrap;font-size:15px}
.kosuki-app .k-chip.on{background:var(--k-ink);color:var(--k-bg);border-color:transparent}
.kosuki-app .k-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.kosuki-app .k-pick{position:relative;background:var(--k-card);border:1px solid var(--k-line);border-radius:6px;padding:12px;text-align:left;cursor:pointer;display:grid;gap:2px;align-content:start;min-height:96px;color:inherit}
.kosuki-app .k-pick strong{font-family:var(--k-serif);font-weight:400;font-synthesis:none;font-size:19px;line-height:1.15;padding-right:26px}
.kosuki-app .k-pick span{font-size:14px;color:var(--k-muted);line-height:1.3}
.kosuki-app .k-ck{position:absolute;top:10px;right:10px;width:22px;height:22px;border-radius:4px;border:1.5px solid var(--k-line);transform:rotate(-4deg)}
.kosuki-app .k-pick.on{border:2px solid var(--k-shu);padding:11px}
.kosuki-app .k-pick.on .k-ck{border-color:var(--k-shu);background:var(--k-shu);box-shadow:inset 0 0 0 3px var(--k-card)}

.kosuki-app .k-dhead{display:grid;gap:4px}
.kosuki-app .k-tabs{display:flex;gap:4px;background:var(--k-bg);border-bottom:1px solid var(--k-line);position:sticky;top:var(--k-top);z-index:20}
.kosuki-app .k-tabs button{flex:1;border:0;background:none;padding:10px 4px;cursor:pointer;font-weight:600;color:var(--k-muted);min-height:44px;border-bottom:2px solid transparent;margin-bottom:-1px}
.kosuki-app .k-tabs button.on{color:var(--k-ink);border-bottom-color:var(--k-shu)}
.kosuki-app .k-panel{display:grid;gap:14px}
.kosuki-app .k-box{background:var(--k-card);border:1px solid var(--k-line);border-radius:6px;padding:14px;display:grid;gap:10px}
.kosuki-app .k-box p{margin:0}
.kosuki-app .k-ms{display:flex;gap:12px;align-items:center;border-top:1px solid var(--k-line);padding-top:10px}
.kosuki-app .k-box>.k-h3+.k-ms{border-top:0;padding-top:0}
.kosuki-app .k-ms.is-past .k-what strong{color:var(--k-muted)}
.kosuki-app .k-ed{background:none;border:0;color:var(--k-ai);cursor:pointer;font-size:14px;font-weight:600;padding:4px 0;min-height:36px}
.kosuki-app .k-edrow{display:flex;gap:8px;flex-wrap:wrap;align-items:center;background:var(--k-soft);border-radius:4px;padding:8px}
.kosuki-app .k-edrow input{background:var(--k-card);border:1px solid var(--k-line);border-radius:3px;padding:6px 8px;min-height:40px;max-width:100%}
.kosuki-app .k-steps{display:grid;gap:2px}
.kosuki-app .k-stp{display:flex;align-items:center;gap:12px;background:none;border:0;padding:8px 0;cursor:pointer;text-align:left;min-height:44px}
.kosuki-app .k-bubble{width:26px;height:26px;border-radius:50%;border:2px solid var(--k-shu);flex:none}
.kosuki-app .k-stp.on .k-bubble{background:var(--k-shu);box-shadow:inset 0 0 0 3px var(--k-card)}
.kosuki-app .k-stp.on span{color:var(--k-muted);text-decoration:line-through;text-decoration-color:var(--k-shu)}
.kosuki-app .k-field{display:grid;gap:4px}
.kosuki-app .k-field label,.kosuki-app .k-label{font-weight:600;font-size:15px}
.kosuki-app .k-field input,.kosuki-app .k-field textarea,.kosuki-app .k-addrow input{width:100%;background:var(--k-card);border:1px solid var(--k-line);border-radius:4px;padding:9px 11px;min-height:46px}
.kosuki-app .k-addrow{flex-wrap:nowrap}
.kosuki-app .k-addrow input{flex:1;min-width:0}
.kosuki-app .k-two{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.kosuki-app .k-three{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px}
.kosuki-app .k-subj{display:grid;gap:6px;border-top:1px solid var(--k-line);padding-top:10px}
.kosuki-app .k-subj:first-child{border-top:0;padding-top:0}
.kosuki-app .k-sh{display:flex;justify-content:space-between;gap:8px;align-items:baseline}
.kosuki-app .k-sh span{font-size:14px;color:var(--k-muted);white-space:nowrap}
.kosuki-app .k-lv{display:flex;gap:6px}
.kosuki-app .k-lv button{flex:1;border:1.5px solid var(--k-shu);background:none;border-radius:3px;height:34px;cursor:pointer;font-size:13px;font-weight:700;color:var(--k-shu);padding:0}
.kosuki-app .k-lv button.on{background:var(--k-shu);color:var(--k-card)}
.kosuki-app .k-big{font-size:40px;font-weight:400;line-height:1;font-variant-numeric:tabular-nums}
.kosuki-app .k-chart{width:100%;height:auto;display:block;overflow:visible}
.kosuki-app .k-grid-l line{stroke:var(--k-line);stroke-width:1}
.kosuki-app .k-chart text{fill:var(--k-muted);font-size:11px}
.kosuki-app .k-ln{fill:none;stroke:var(--k-ai);stroke-width:2;stroke-linejoin:round;stroke-linecap:round}
.kosuki-app .k-area{fill:var(--k-ai);opacity:.08}
.kosuki-app .k-pt{fill:var(--k-ai);stroke:var(--k-card);stroke-width:2}
.kosuki-app .k-hit{fill:transparent;cursor:pointer}
.kosuki-app .k-chart .k-lab{fill:var(--k-ink);font-weight:700;font-size:12px}
.kosuki-app .k-tip{min-height:24px;font-size:15px}
.kosuki-app .k-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;text-align:center}
.kosuki-app .k-stats div{border-top:1px solid var(--k-line);border-bottom:1px solid var(--k-line);padding:8px 4px}
.kosuki-app .k-stats b{display:block;font-size:24px;line-height:1.1;font-variant-numeric:tabular-nums}
.kosuki-app .k-stats span{font-size:13px;color:var(--k-muted)}
.kosuki-app .k-mrow{display:flex;justify-content:space-between;align-items:center;gap:10px;border-top:1px solid var(--k-line);padding:8px 0;font-variant-numeric:tabular-nums}
.kosuki-app .k-x{background:none;border:0;color:var(--k-muted);cursor:pointer;font-size:20px;width:36px;height:36px}
.kosuki-app .k-seg{display:flex;gap:6px;flex-wrap:wrap}
.kosuki-app .k-seg button{border:1px solid var(--k-line);background:var(--k-card);border-radius:3px;padding:7px 14px;cursor:pointer;min-height:40px}
.kosuki-app .k-seg button.on{background:var(--k-ink);color:var(--k-bg);border-color:transparent}
.k-toast{position:fixed;left:50%;bottom:calc(90px + env(safe-area-inset-bottom,0px));transform:translate(-50%,16px);opacity:0;background:var(--wp--preset--color--sumi,#1E1D1A);color:var(--wp--preset--color--washi,#F3F1EC);padding:10px 16px;border-radius:4px;transition:.2s;pointer-events:none;z-index:100;max-width:90vw;font-size:16px}
.k-toast.show{opacity:1;transform:translate(-50%,0)}
@media (max-width:380px){.kosuki-app .k-grid{grid-template-columns:1fr}.kosuki-app .k-enso{width:96px;height:96px}.kosuki-app .k-days{font-size:38px}.kosuki-app .k-three{grid-template-columns:1fr 1fr}}
@media (prefers-reduced-motion:reduce){.kosuki-app *,.k-toast{transition:none!important}}

.kosuki-app .k-filters{display:flex;gap:8px;flex-wrap:wrap}
.kosuki-app .k-search{flex:1 1 220px;min-width:0;background:var(--k-card);border:1px solid var(--k-line);border-radius:4px;padding:9px 11px;min-height:46px}
.kosuki-app .k-select{flex:0 1 auto;max-width:100%;background:var(--k-card);border:1px solid var(--k-line);border-radius:4px;padding:8px 10px;min-height:46px}
.kosuki-app .k-region{justify-self:start;font-style:normal;font-size:12px;color:var(--k-ai);border:1px solid var(--k-ai);border-radius:3px;padding:0 5px;margin-top:4px}
.kosuki-app .k-span{grid-column:1/-1}
.kosuki-app #k-pcount{margin:-10px 0}

.kosuki-app .k-filters .k-search{flex-basis:100%}
.kosuki-app .k-filters .k-select{flex:1 1 150px}
.kosuki-app .k-select-sm{min-height:38px;padding:5px 8px;font-size:15px}
.kosuki-app .k-sechead{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.kosuki-app .k-sortlbl{display:flex;align-items:center;gap:6px;font-size:14px;color:var(--k-muted)}
.kosuki-app .k-group{font-family:var(--k-serif);font-size:17px;margin:8px 0 0;color:var(--k-muted);font-weight:400}
.kosuki-app .k-disc{display:flex;gap:12px;align-items:flex-start;background:var(--k-card);border:1px solid var(--k-shu);border-left-width:4px;border-radius:0 6px 6px 0;padding:12px 14px}
.kosuki-app .k-disc-mark{flex:none;width:26px;height:26px;border-radius:50%;background:var(--k-shu);color:var(--k-card);display:grid;place-items:center;font-weight:800;font-family:var(--k-serif);margin-top:2px}
.kosuki-app .k-disc strong{display:block;font-size:16px;line-height:1.3}
.kosuki-app .k-disc p{margin:6px 0 0;font-size:15px}
.kosuki-app .k-disc .k-disc-small{font-size:14px;color:var(--k-muted)}
.kosuki-app .k-disc .k-lnk{min-height:auto;padding:0;display:inline;text-decoration:underline}
.kosuki-app .k-mail{white-space:nowrap;user-select:all}

.kosuki-app .k-install{display:grid;grid-template-columns:44px 1fr;gap:10px 12px;align-items:center;background:var(--k-card);border:1px solid var(--k-line);border-radius:6px;padding:12px 14px}
.kosuki-app .k-install img{border-radius:10px;display:block}
.kosuki-app .k-install strong{display:block;line-height:1.3}
.kosuki-app .k-install p{margin:2px 0 0;font-size:14px;color:var(--k-muted)}
.kosuki-app .k-install .k-row{grid-column:1/-1;justify-content:flex-start}

/* Calendar */
.kosuki-app .k-calwrap{display:grid;gap:10px}
.kosuki-app .k-calbox{background:var(--k-card);border:1px solid var(--k-line);border-top:3px solid var(--k-ink);border-radius:0 0 6px 6px;padding:10px 10px 8px}
.kosuki-app .k-calhead{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:6px}
.kosuki-app .k-calmonth{font-family:var(--k-serif);font-size:20px;font-weight:400}
.kosuki-app .k-calnav{width:44px;height:44px;border:1px solid var(--k-line);border-radius:50%;background:transparent;font-size:24px;line-height:1;cursor:pointer;color:var(--k-ink);display:grid;place-items:center;padding:0 0 3px}
.kosuki-app .k-calgrid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:4px 0}
.kosuki-app .k-cwd{text-align:center;font-size:12px;font-weight:600;color:var(--k-muted);text-decoration:none;padding:4px 0;border:0;cursor:default}
.kosuki-app .k-cd{position:relative;aspect-ratio:1/1.05;min-height:42px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;border:0;border-radius:6px;background:transparent;cursor:pointer;padding:0;font-variant-numeric:tabular-nums;color:var(--k-ink)}
.kosuki-app .k-cd.is-blank{cursor:default}
.kosuki-app .k-cd.is-past{color:var(--k-muted)}
.kosuki-app .k-cd.in-range{border-radius:0;background:color-mix(in srgb,var(--k-ai) 11%,transparent)}
.kosuki-app .k-cd.is-exam-band{background:color-mix(in srgb,var(--k-shu) 13%,transparent)}
.kosuki-app .k-cd.in-range.rs{border-top-left-radius:999px;border-bottom-left-radius:999px}
.kosuki-app .k-cd.in-range.re{border-top-right-radius:999px;border-bottom-right-radius:999px}
.kosuki-app .k-cdn{font-size:16px;line-height:1;width:30px;height:30px;display:grid;place-items:center;border-radius:50%}
.kosuki-app .k-cd.has-exam .k-cdn{font-weight:700}
.kosuki-app .k-cd.is-today .k-cdn{box-shadow:inset 0 0 0 1.5px var(--k-shu);color:var(--k-shu);font-weight:700}
.kosuki-app .k-cd.is-sel .k-cdn{background:var(--k-ink);color:var(--k-card);box-shadow:none}
.kosuki-app .k-cd.is-sel.is-today .k-cdn{background:var(--k-shu)}
.kosuki-app .k-cdots{display:flex;gap:3px;height:6px}
.kosuki-app .k-cdots i,.kosuki-app .k-calkey i{width:6px;height:6px;border-radius:50%;display:block}
.kosuki-app .k-cdots i.is-exam,.kosuki-app .k-calkey i.is-exam{background:var(--k-shu);transform:rotate(45deg);border-radius:1px}
.kosuki-app .k-cdots i.is-other,.kosuki-app .k-calkey i.is-other{background:var(--k-ai)}
.kosuki-app .k-cdots i.is-mock,.kosuki-app .k-calkey i.is-mock{background:transparent;box-shadow:inset 0 0 0 1.5px var(--k-muted)}
.kosuki-app .k-calkey i.is-range{width:18px;height:9px;border-radius:5px;background:color-mix(in srgb,var(--k-ai) 16%,transparent)}
.kosuki-app .k-calkey{display:flex;flex-wrap:wrap;gap:4px 14px;font-size:13px;color:var(--k-muted);margin-top:8px;padding-top:8px;border-top:1px solid var(--k-line)}
.kosuki-app .k-calkey span{display:inline-flex;align-items:center;gap:6px}
.kosuki-app .k-calacts:empty{display:none}
.kosuki-app .k-calacts{justify-content:space-between}
.kosuki-app .k-callist{display:grid;gap:6px}
.kosuki-app .k-calday{font-size:15px;font-weight:700;margin:6px 0 0;color:var(--k-muted);letter-spacing:.02em}
.kosuki-app .k-calnone{padding:4px 0}
.kosuki-app .k-cev{display:flex;gap:12px;align-items:center;width:100%;text-align:left;cursor:pointer;background:var(--k-card);border:1px solid var(--k-line);border-radius:6px;padding:10px 12px;color:inherit}
.kosuki-app .k-cev>i{flex:none;width:4px;align-self:stretch;border-radius:2px;background:var(--k-ai)}
.kosuki-app .k-cev.is-exam>i{background:var(--k-shu)}
.kosuki-app .k-cev.is-mock>i{background:var(--k-line)}
.kosuki-app .k-cev.is-window>i{background:color-mix(in srgb,var(--k-ai) 30%,transparent)}
.kosuki-app .k-cev.is-expected{border-style:dashed}
.kosuki-app .k-cev .k-what{display:grid;gap:1px;min-width:0}
.kosuki-app .k-cev .k-what>span{color:var(--k-muted);font-size:15px}
@media (max-width:360px){.kosuki-app .k-cdn{width:26px;height:26px;font-size:15px}.kosuki-app .k-calbox{padding:8px 4px}}

.kosuki-app [style*='--k-serif'],.kosuki-app .k-cal span,.kosuki-app .k-group,.kosuki-app .k-calmonth,.kosuki-app .k-big{font-synthesis:none}

/* ---------- One size system for every control (1.5.2) ----------
   Buttons and fields: 48px tall, 10px corners, 16px text. Small buttons and filters: 40px. */
.kosuki-app{--k-h:48px;--k-h-sm:40px;--k-r:10px}
.kosuki-app .k-btn{box-sizing:border-box;min-height:var(--k-h);padding:0 20px;border-radius:var(--k-r);font-size:16px;line-height:1.2;white-space:nowrap}
.kosuki-app .k-small{min-height:var(--k-h-sm);padding:0 14px;font-size:15px}
.kosuki-app .k-fab{min-height:var(--k-h);font-size:16px;border-radius:var(--k-r)}
.kosuki-app .k-fab-space{height:72px}
.kosuki-app .k-search,.kosuki-app .k-select,.kosuki-app .k-field input,.kosuki-app .k-addrow input{box-sizing:border-box;min-height:var(--k-h);border-radius:var(--k-r);padding:0 14px}
.kosuki-app .k-field textarea{border-radius:var(--k-r);padding:12px 14px}
.kosuki-app .k-select{padding-right:36px}
.kosuki-app .k-select-sm,.kosuki-app .k-lang{min-height:var(--k-h-sm);border-radius:8px;padding:0 10px;font-size:15px}
.kosuki-app .k-edrow{border-radius:var(--k-r);padding:10px}
.kosuki-app .k-edrow input{min-height:var(--k-h-sm);border-radius:8px;padding:0 10px}
.kosuki-app .k-seg button{min-height:var(--k-h-sm);border-radius:8px;padding:0 16px;font-weight:600}
.kosuki-app .k-lv button{height:36px;border-radius:8px}
.kosuki-app .k-row .k-lnk{min-height:var(--k-h-sm)}

/* Saving problems, backups and calendar export (1.6) */
.kosuki-app .k-savefail{background:color-mix(in srgb,var(--k-shu) 9%,var(--k-card));border:1px solid var(--k-shu);border-radius:12px;padding:14px 16px;display:grid;gap:8px}
.kosuki-app .k-savefail strong{color:var(--k-shu)}
.kosuki-app .k-savefail p{margin:0}
.kosuki-app .k-data{background:var(--k-card);border:1px solid var(--k-line);border-radius:12px;padding:16px}
.kosuki-app .k-data .k-hint{margin:0}
.kosuki-app .k-databtns{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.kosuki-app .k-databtns .k-btn:first-child{grid-column:1/-1;background:var(--k-ai);color:var(--k-on-ai);gap:8px}
.kosuki-app .k-daysnote{margin:-4px 0 6px 64px}

/* One-line date notice (1.6): the full explanation is on the About page */
.kosuki-app .k-disc{display:flex;gap:10px;align-items:flex-start;background:none;border:0;border-radius:0;padding:0;margin:0;font-size:14px;line-height:1.5;color:var(--k-muted)}
.kosuki-app .k-disc-mark{width:20px;height:20px;font-size:12px;margin-top:1px}
.kosuki-app .k-disc a{color:var(--k-ai);font-weight:600}