/* 一枚の便箋として組む。縦書きの大きな明朝、罫線、朱の封蝋を唯一の強い色に。主役は「封をして、そろうと開く」を自分の指で試せる封筒の列（白い紙の見た目に固定） */
:root{
  --paper:#ffffff; --ink:#2f3e4a; --fg:#33373c; --sub:#8a9199; --line:#e2e7ea; --mist:#f4f6f7; --wind:#9fb1be; --shu:#c0392b; --shu-d:#a32f23;
  --mincho:"Shippori Mincho","Hiragino Mincho ProN","Yu Mincho","Noto Serif JP",serif;
  --gothic:"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","Yu Gothic UI","Meiryo",sans-serif;
  color-scheme:light;
}
*{box-sizing:border-box}
body{background:var(--paper);color:var(--fg);font-family:var(--gothic);font-size:15px;line-height:1.8;-webkit-font-smoothing:antialiased;word-break:auto-phrase}
button,input,textarea{font:inherit;color:inherit}
button{-webkit-tap-highlight-color:transparent;cursor:pointer}
.gut{padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
.in{max-width:640px;margin:0 auto}
:focus-visible{outline:3px solid rgba(47,62,74,.35);outline-offset:3px}


header{padding-block:10px}
header .in{display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:7px;background:none;border:0;padding:0}
.logo img{display:block;width:auto}
.logo .i{height:38px}.logo .t{height:21px}
.navlink{font-family:var(--mincho);font-size:13px;letter-spacing:.2em;color:var(--ink);background:none;border:0;border-bottom:1px solid var(--wind);padding:6px 2px;min-height:36px}

/* 封蝋のボタン */
.seal{position:relative;display:grid;place-items:center;width:104px;height:104px;border-radius:50%;border:0;background:radial-gradient(circle at 34% 30%,#d4574a 0,var(--shu) 46%,var(--shu-d) 100%);color:#fff;font-family:var(--mincho);font-weight:700;font-size:19px;letter-spacing:.14em;box-shadow:0 1px 0 rgba(255,255,255,.35) inset,0 10px 22px -10px rgba(163,47,35,.55);transition:transform .18s cubic-bezier(.3,1.4,.5,1)}
.seal::before{content:"";position:absolute;inset:7px;border-radius:50%;border:1px solid rgba(255,255,255,.5)}
.seal:hover{transform:scale(1.04) rotate(-2deg)}
.seal:active{transform:scale(.95)}
.seal span{padding-left:.14em}
.seal.sm{width:84px;height:84px;font-size:16px}

/* ---------- トップ ---------- */
.hero{position:relative;height:min(118vw,520px);overflow:hidden}
.hero img{position:absolute;right:-18%;top:6%;width:120%;max-width:760px;height:auto;filter:saturate(.85);animation:breeze 10s ease-in-out infinite alternate;-webkit-mask-image:radial-gradient(closest-side,#000 62%,transparent);mask-image:radial-gradient(closest-side,#000 62%,transparent)}
@keyframes breeze{from{transform:translate(0,0) rotate(0)}to{transform:translate(-10px,-8px) rotate(-.8deg)}}
.hero .copy{position:absolute;top:26px;left:max(20px,env(safe-area-inset-left,0px));writing-mode:vertical-rl;display:flex;gap:18px;height:calc(100% - 52px)}
.hero h1{margin:0;font-family:var(--mincho);font-weight:500;font-size:clamp(40px,12.5vw,64px);line-height:1.34;letter-spacing:.16em;color:var(--ink)}
.hero h1 span{display:block}
.hero h1 span+span{margin-top:1.5em}
.hero .lead{margin:0;font-family:var(--mincho);font-size:14px;letter-spacing:.34em;color:var(--sub);align-self:flex-end;border-right:1px solid var(--wind);padding-right:10px}

.try{padding-block:8px 44px;text-align:center}
.try .cap{font-family:var(--mincho);font-size:13px;letter-spacing:.3em;color:var(--sub);margin:0 0 4px}
.try .q{font-family:var(--mincho);font-weight:700;font-size:21px;letter-spacing:.08em;color:var(--ink);margin:0 0 22px}
.stage{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;align-items:end;min-height:170px}
.slot{background:none;border:0;padding:0;display:flex;flex-direction:column;align-items:center;gap:8px;min-width:0}
.slot .box{position:relative;width:100%;max-width:132px;aspect-ratio:36/40}
.slot svg{position:absolute;left:0;width:100%;color:var(--wind);transition:opacity .35s,transform .45s cubic-bezier(.2,.8,.3,1)}
.slot .e0,.slot .e1{bottom:0;aspect-ratio:36/26}
.slot .e2{bottom:0;aspect-ratio:36/34;opacity:0}
.slot .e1{opacity:0;transform:scale(1.25) rotate(-6deg)}
.slot.on .e0{opacity:0}
.slot.on .e1{opacity:1;transform:none}
.slot .memo{position:absolute;left:14%;right:14%;bottom:30%;height:62%;background:#fff;border:1px solid var(--line);border-radius:2px;display:grid;place-items:center;font-family:var(--mincho);font-weight:700;font-size:clamp(15px,4.6vw,21px);color:var(--ink);opacity:0;transform:translateY(40%);transition:opacity .4s .25s,transform .7s cubic-bezier(.15,.7,.25,1) .25s;box-shadow:0 6px 14px -10px rgba(47,62,74,.5)}
.stage.open .slot .e1{opacity:0}
.stage.open .slot .e2{opacity:1}
.stage.open .slot .memo{opacity:1;transform:translateY(-34%) rotate(var(--r,0deg))}
.slot:nth-child(1){--r:-3deg}.slot:nth-child(3){--r:3deg}
.slot .who{font-size:12px;color:var(--sub);letter-spacing:.1em}
.slot .who b{font-weight:600;color:var(--ink)}
.try .state{margin:18px 0 0;min-height:1.8em;font-family:var(--mincho);font-size:15px;letter-spacing:.1em;color:var(--ink)}
.try .state small{font-family:var(--gothic);color:var(--sub);font-size:12px;letter-spacing:.04em}
.again{background:none;border:0;color:var(--sub);font-size:12px;text-decoration:underline;text-underline-offset:3px;min-height:44px}

.sheet{border-block:1px solid var(--line);background:repeating-linear-gradient(to left,transparent 0,transparent calc(33.333% - 1px),var(--line) calc(33.333% - 1px),var(--line) 33.333%)}
.tate{list-style:none;margin:0;padding:26px 0;writing-mode:vertical-rl;display:grid;grid-template-rows:1fr;grid-auto-flow:column;grid-auto-columns:1fr;height:15.5em;width:100%}
.tate li{display:flex;gap:.9em;align-items:flex-start;justify-content:center;padding-inline:0}
.tate .n{font-family:var(--mincho);font-size:22px;color:var(--shu);line-height:1}
.tate b{font-family:var(--mincho);font-weight:700;font-size:19px;letter-spacing:.2em;color:var(--ink);line-height:1.7}
.go{padding-block:44px 64px;display:flex;flex-direction:column;align-items:center;gap:14px}
.go p{margin:0;font-size:12px;color:var(--sub);letter-spacing:.14em}
.txt{background:none;border:0;font-size:13px;color:var(--ink);text-decoration:underline;text-underline-offset:4px;min-height:44px}

/* ---------- つくる ---------- */
.pg{padding-block:26px 64px}
.pg h1{font-family:var(--mincho);font-weight:500;font-size:28px;letter-spacing:.14em;color:var(--ink);margin:0 0 22px}
.envelope{position:relative;border:1.5px solid var(--wind);border-radius:6px;background:#fff;aspect-ratio:3/2;display:flex;flex-direction:column;justify-content:center;padding:0 9%;overflow:hidden}
.envelope::before,.envelope::after{content:"";position:absolute;top:0;width:60%;height:1.5px;background:var(--wind);transform-origin:0 0}
.envelope::before{left:0;transform:rotate(33.69deg)}
.envelope::after{right:0;transform-origin:100% 0;transform:rotate(-33.69deg)}
.envelope .lb{position:relative;z-index:1;align-self:center;background:#fff;padding:0 10px;font-family:var(--mincho);font-size:12px;letter-spacing:.4em;color:var(--sub);margin-top:16%}
.envelope input{position:relative;z-index:1;width:100%;border:0;border-bottom:1px solid var(--line);background:#fff;text-align:center;font-family:var(--mincho);font-weight:500;font-size:clamp(17px,5vw,23px);letter-spacing:.06em;padding:10px 0;border-radius:0}
.envelope input:focus{outline:none;border-bottom-color:var(--ink)}
.envelope input::placeholder{color:#b5bac0}
.envelope .wax{position:absolute;z-index:1;left:50%;top:33.5%;width:34px;height:34px;margin:-17px 0 0 -17px;border-radius:50%;background:radial-gradient(circle at 34% 30%,#d4574a,var(--shu) 55%,var(--shu-d));display:grid;place-items:center;color:#fff;font-family:var(--mincho);font-weight:700;font-size:15px;box-shadow:0 4px 8px -4px rgba(163,47,35,.6)}
.eg{margin:14px 0 0;font-size:12px;color:var(--sub);line-height:2.1}
.eg button{background:none;border:0;border-bottom:1px dotted var(--wind);padding:2px 0;margin-right:14px;font-size:12.5px;color:#6f757d}
.eg button:hover{color:var(--ink)}
.ninzu{margin-top:44px;display:grid;grid-template-columns:auto 1fr;gap:6px 20px;align-items:center}
.ninzu .lb{grid-column:1/-1;font-family:var(--mincho);font-size:12px;letter-spacing:.4em;color:var(--sub)}
.dial{display:flex;align-items:center;gap:10px}
.dial button{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#fff;font-size:20px;color:var(--ink);line-height:1}
.dial button:disabled{opacity:.35}
.dial output{font-family:var(--mincho);font-weight:700;font-size:40px;line-height:1;color:var(--ink);min-width:1.6em;text-align:center;font-variant-numeric:tabular-nums}
.dial output small{font-size:15px;font-weight:500;margin-left:2px}
.row-env{display:flex;flex-wrap:wrap;gap:7px;color:var(--wind);min-width:0}
.row-env svg{width:32px;height:23px}
.row-env svg.new{animation:land .55s cubic-bezier(.2,.8,.3,1) both}
@keyframes land{from{transform:translate(-22px,-14px) rotate(-16deg);opacity:0}to{transform:none;opacity:1}}
.ninzu .help{grid-column:1/-1;font-size:12px;color:var(--sub);margin:4px 0 0}

/* ---------- 書く ---------- */
.topic{font-family:var(--mincho);font-weight:500;font-size:24px;line-height:1.6;letter-spacing:.06em;color:var(--ink);margin:0 0 14px;text-wrap:pretty}
.tally{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:0 0 26px;color:var(--wind)}
.tally svg{width:30px;height:22px}
.tally span{font-size:12px;color:var(--sub);margin-left:4px;letter-spacing:.06em}
.binsen{position:relative;border:1px solid var(--line);border-radius:3px;background:#fff;padding:20px 20px 18px;box-shadow:0 18px 30px -26px rgba(47,62,74,.45)}
.binsen::before{content:"";position:absolute;inset:0;border:1px solid var(--line);border-radius:3px;background:#fff;transform:rotate(-1deg) translate(-2px,5px);z-index:-1}
.binsen{isolation:isolate}
.binsen::after{content:"";position:absolute;left:20px;right:20px;top:0;height:3px;background:var(--wind);opacity:.5}
.binsen textarea{display:block;width:100%;min-height:calc(2.2em * 6);border:0;resize:none;field-sizing:content;font-family:var(--mincho);font-size:17px;line-height:2.2;padding:0;background:repeating-linear-gradient(to bottom,transparent 0,transparent calc(2.2em - 1px),var(--line) calc(2.2em - 1px),var(--line) 2.2em);background-attachment:local;border-radius:0}
.binsen textarea:focus{outline:none}
.binsen textarea::placeholder,.sign input::placeholder{color:#b5bac0}
.sign{display:flex;justify-content:flex-end;align-items:baseline;gap:8px;margin-top:14px;font-family:var(--mincho);color:var(--sub);font-size:14px}
.sign input{width:9.5em;border:0;border-bottom:1px solid var(--line);text-align:right;font-family:var(--mincho);font-size:17px;padding:4px 2px;border-radius:0;background:transparent}
.sign input:focus{outline:none;border-bottom-color:var(--ink)}
.opt{display:flex;align-items:center;gap:10px;min-height:44px;margin-top:18px;font-size:13px;color:var(--sub)}
.opt input{width:18px;height:18px;margin:0;accent-color:var(--ink)}
.do{display:flex;flex-direction:column;align-items:center;gap:10px;margin-top:26px}
.do p{margin:0;font-size:12px;color:var(--sub);letter-spacing:.08em}
.done{text-align:center;padding-block:10px 0}
.done .big{width:150px;margin:0 auto 14px;color:var(--wind);animation:land .7s cubic-bezier(.2,.8,.3,1) both}
.done h2{font-family:var(--mincho);font-weight:700;font-size:22px;letter-spacing:.14em;color:var(--ink);margin:0 0 6px}
.done p{margin:0 0 22px;color:var(--sub);font-size:13px}
.letters{display:grid;gap:18px;margin-top:8px}
.letter{position:relative;border:1px solid var(--line);border-radius:3px;padding:18px 20px 14px;background:#fff;box-shadow:0 14px 26px -24px rgba(47,62,74,.5);animation:drift .9s cubic-bezier(.15,.7,.25,1) both}
.letter:nth-child(odd){transform:rotate(-.6deg)}.letter:nth-child(even){transform:rotate(.5deg)}
.letter:nth-child(2){animation-delay:.12s}.letter:nth-child(3){animation-delay:.24s}.letter:nth-child(4){animation-delay:.36s}
@keyframes drift{from{opacity:0;translate:-30px -12px;filter:blur(3px)}to{opacity:1;translate:0 0;filter:none}}
.letter p{margin:0;font-family:var(--mincho);font-size:17px;line-height:2;color:#454b53;white-space:pre-wrap}
.letter .by{display:block;text-align:right;margin-top:8px;font-family:var(--mincho);font-size:14px;color:var(--sub)}
.letter .by b{font-weight:700;color:var(--ink);margin-right:4px}

footer{border-top:1px solid var(--line);padding-block:8px}
footer .in{display:flex;gap:20px}
footer span{min-height:44px;display:inline-flex;align-items:center;font-size:12px;color:var(--sub)}


/* 調整 */
.lead2{margin:0;padding-block:6px 34px;text-align:center;font-family:var(--mincho);font-size:16px;letter-spacing:.14em;color:var(--ink)}
.hero .copy{height:auto}
.slot .memo{align-content:start;padding-top:9%;bottom:34%;height:66%}
.stage.open .slot .memo{transform:translateY(-52%) rotate(var(--r,0deg))}
.stage{min-height:190px}
.sheet{background:none}
.tate{writing-mode:horizontal-tb;display:grid;grid-template-columns:repeat(3,1fr);grid-auto-flow:row;direction:rtl;height:auto;padding:0}
.tate li{direction:ltr;writing-mode:vertical-rl;height:13.5em;padding:26px 0;margin:0;justify-content:flex-start;align-items:center;gap:1em;width:100%;display:flex;flex-direction:row}
.tate li+li{border-right:1px solid var(--line)}
.tate .n{align-self:flex-start}
.tate b{align-self:flex-start;margin-top:0}
.seal.tight{font-size:17px;letter-spacing:.04em}.seal.tight span{padding-left:.04em}
.envelope input{font-size:clamp(15px,4.3vw,22px)}
.eg{display:grid;gap:2px;margin-top:16px}
.eg button{border:0;text-align:left;padding:5px 0;margin:0;min-height:32px}
.eg button::before{content:"例　";color:#b5bac0;font-size:11px}
@media (max-width:520px){.row-env{grid-column:1/-1;margin-top:8px}}
@media (min-width:720px){.eg{grid-template-columns:1fr 1fr;column-gap:24px}.lead2{font-size:18px}}

/* 調整2 */
.hero{height:min(104vw,470px);max-width:760px;margin-inline:auto}
.lead2{font-size:15px;letter-spacing:.08em;text-wrap:balance;padding-inline:20px}
.tate li{height:16.5em;align-items:center;justify-content:flex-start}
.tate .n,.tate b{align-self:center}
.tate b{font-size:18px;letter-spacing:.16em}

/* レビュー反映：封蝋はマットに、朱は封蝋だけ、URLを送る場所、PCの詰め */
.seal{background:var(--shu);box-shadow:0 8px 16px -12px rgba(163,47,35,.55)}
.seal::before{border-color:rgba(255,255,255,.45)}
.envelope .wax{background:var(--shu);box-shadow:none}
.tate .n{color:var(--wind)}
.stage{min-height:0;padding-top:8px;transition:padding-top .6s cubic-bezier(.15,.7,.25,1)}
.stage.open{padding-top:64px}
.slot .who{display:flex;flex-direction:column;align-items:center;gap:2px;min-height:3.4em}
.slot .who i{font-style:normal;font-size:11px;color:var(--shu);letter-spacing:.04em}
.after{display:flex;flex-direction:column;align-items:center}
.done .big{width:104px}
.share{margin:6px auto 18px;max-width:420px;text-align:left;border-top:1px solid var(--line);padding-top:18px}
.share p{margin:0 0 8px;font-size:12px;color:var(--sub);letter-spacing:.1em}
.share input{width:100%;border:1px solid var(--line);border-radius:6px;padding:10px 12px;font-size:13px;color:var(--sub);background:#fff}
.share-b{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}
.ol{min-height:46px;border:1px solid var(--wind);border-radius:6px;background:#fff;color:var(--ink);font-size:14px;font-weight:600;letter-spacing:.06em}
.envelope{container-type:inline-size}
.envelope .wax{top:calc(33.3cqw - 34px)}
.envelope .lb{margin-top:calc(33.3cqw - 6cqw - 20px)}

/* 手順は絵つきの3コマ（横並び） */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);border-block:1px solid var(--line)}
.steps li{display:flex;flex-direction:column;align-items:center;text-align:center;padding:16px 4px 16px;min-width:0}
.steps li+li{border-left:1px solid var(--line)}
.steps .n{font-family:var(--mincho);font-size:16px;color:var(--ink);line-height:1;margin-bottom:8px}
.steps svg{width:100%;max-width:124px;height:auto;color:var(--wind)}
.steps .q{font-family:var(--mincho);fill:var(--ink)}
.steps b{margin-top:10px;font-size:12.5px;font-weight:600;line-height:1.55;color:var(--fg)}
.steps .open .lt{animation:rise 3.6s ease-in-out infinite alternate}
.steps .open .lt:nth-child(2){animation-delay:.25s}.steps .open .lt:nth-child(3){animation-delay:.5s}
@keyframes rise{from{transform:translateY(7px)}to{transform:none}}
.lead2{padding-block:6px 30px}

/* お題：封筒から出ているカードに書く */
.topicbox{position:relative;padding-bottom:74px;max-width:560px;margin-inline:auto}
.tb-back,.tb-front{position:absolute;left:0;width:100%;color:var(--wind);overflow:visible}
.tb-back{bottom:118px;height:92px;z-index:0}
.tb-front{bottom:0;height:120px;z-index:2}
.tb-card{position:relative;z-index:1;margin-inline:9%;background:#fff;border:1px solid var(--line);border-radius:3px 3px 0 0;padding:20px 20px 70px;box-shadow:0 -10px 24px -22px rgba(47,62,74,.5)}
.tb-card label{display:block;font-family:var(--mincho);font-size:12px;letter-spacing:.4em;color:var(--sub);margin-bottom:6px}
.tb-card input{width:100%;border:0;border-bottom:1px solid var(--line);background:transparent;font-family:var(--mincho);font-weight:500;font-size:clamp(16px,4.6vw,22px);letter-spacing:.04em;padding:10px 0;border-radius:0}
.tb-card input:focus{outline:none;border-bottom-color:var(--ink)}
.tb-card input::placeholder{color:#b5bac0}
.eg{margin-top:22px}
/* 書く：合言葉・様子・人数変更・通知 */
.lnk{background:none;border:0;color:var(--ink);font-size:12px;text-decoration:underline;text-underline-offset:3px;min-height:36px;padding:0 2px;margin-left:auto}
.passbox,.resize{background:var(--mist);border-radius:8px;padding:14px 16px;margin-top:6px}
.passbox label,.rz-lb{display:block;font-size:12px;color:var(--sub);margin-bottom:6px;letter-spacing:.06em}
.passbox input{width:100%;border:1px solid var(--line);border-radius:6px;padding:11px 12px;font-size:16px;background:#fff}
.passbox p,.resize p{margin:8px 0 0;font-size:12px;color:var(--sub)}
.resize{margin:-12px 0 24px}
.resize .dial output{font-size:30px}
.resize p.warn{color:var(--shu)}
.resize .ol{width:100%;margin-top:12px}
.ol.danger{border-color:var(--shu);color:var(--shu)}
.ol:disabled{opacity:.45}
.passnote{font-size:13px!important;color:var(--fg)!important}
.mail{display:grid;grid-template-columns:1fr auto;gap:8px;max-width:420px;margin:0 auto 18px}
.mail input{min-width:0;border:1px solid var(--line);border-radius:6px;padding:10px 12px;font-size:16px;background:#fff}
.mail .ol{padding:0 14px;font-size:13px}
.maildone{color:var(--ink)!important}
.sub{font-family:var(--mincho);font-weight:500;font-size:16px;letter-spacing:.2em;color:var(--sub);margin:44px 0 8px}
.people{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.people li{display:flex;align-items:center;gap:12px;min-height:52px;border-bottom:1px solid var(--line);color:var(--wind)}
.people svg{width:30px;height:22px;flex:none}
.people b{font-family:var(--mincho);font-weight:700;color:var(--ink);font-size:15px}
.people time{font-size:12px;color:var(--sub);font-variant-numeric:tabular-nums}
.people .wait span{color:#b5bac0;font-size:13px}
.people .lnk{margin-left:auto}
.people time{margin-left:auto}.people time+.lnk{margin-left:8px}
/* 使い方・このサイトについて */
.doc h1{font-family:var(--mincho);font-weight:500;font-size:28px;letter-spacing:.14em;color:var(--ink);margin:0 0 10px}
.doc .lead{font-family:var(--mincho);font-size:15px;color:var(--fg);margin:0 0 8px;letter-spacing:.04em}
.doc h2{font-family:var(--mincho);font-weight:700;font-size:18px;letter-spacing:.14em;color:var(--ink);margin:44px 0 14px;display:flex;align-items:center;gap:10px}
.doc h2::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--shu);flex:none}
.doc h3.cat{font-size:12px;font-weight:500;color:var(--sub);letter-spacing:.14em;margin:18px 0 4px}
.doc p,.doc dd{font-size:14.5px;text-wrap:pretty}
.doc .note,.doc .hint{font-size:12.5px;color:var(--sub);margin:10px 0 0}
.doc a{color:var(--ink);text-underline-offset:3px}
.cmp{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.cmp figure{margin:0;border-radius:6px;padding:14px 12px 12px;min-width:0;display:flex;flex-direction:column;gap:8px}
.cmp figcaption{font-family:var(--mincho);font-size:13px;letter-spacing:.14em}
.cmp p{margin:4px 0 0;font-size:12.5px;font-weight:600;line-height:1.5}
.cmp i{font-style:normal;font-size:12px;color:var(--sub);flex:none;width:3.6em}
.cmp-a{background:var(--mist);color:var(--sub)}
.cmp-a .say{display:flex;align-items:center;gap:4px}
.cmp-a .say span{background:#fff;border:1px solid var(--line);border-radius:12px 12px 12px 3px;padding:3px 8px;font-size:12.5px;white-space:nowrap}
.cmp-a .say+.say span{opacity:.75}
.cmp-a p{color:var(--fg)}
.cmp-b{border:1px solid var(--wind);color:var(--ink)}
.cmp-b .note{display:flex;align-items:center;gap:4px;margin:0}
.cmp-b .note span{font-family:var(--mincho);font-size:17px;color:var(--fg);border-bottom:1px solid var(--line);flex:1;padding:1px 2px}
.exs{display:grid;gap:0}
.ex{background:none;border:0;border-bottom:1px dotted var(--line);text-align:left;padding:9px 0;font-family:var(--mincho);font-size:15px;color:var(--fg);min-height:44px}
.ex:hover{color:var(--ink)}
.faq{border-bottom:1px solid var(--line)}
.faq:first-of-type{border-top:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:54px;font-family:var(--mincho);font-weight:700;font-size:15px;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"＋";color:var(--wind);font-weight:400;flex:none}
.faq[open] summary::after{content:"−"}
.faq p{margin:0 0 16px;color:#555b63}
.doc .do{margin-top:44px}
.terms{margin:0;display:grid;grid-template-columns:7.5em 1fr}
.terms dt,.terms dd{margin:0;padding-block:12px;border-bottom:1px solid var(--line)}
.terms dt{font-family:var(--mincho);font-weight:700;color:var(--ink);font-size:14px}
footer button{background:none;border:0;min-height:44px;font-size:12px;color:var(--sub);padding:0}
@media (max-width:480px){.terms{grid-template-columns:1fr}.terms dt{border-bottom:0;padding-bottom:0}.terms dd{padding-top:4px}.mail{grid-template-columns:1fr}.mail .ol{min-height:46px}}

.topicbox{padding-bottom:58px}
.tb-front{height:98px}.tb-back{bottom:96px;height:80px}
.tb-card{padding:18px 18px 58px}
.tb-card input{font-size:clamp(15px,4.1vw,22px)}

/* 最終調整 */
.hero{height:min(92vw,430px)}
.done .big{width:84px}
.done>p{margin-bottom:10px}
.passnote{margin:0 0 20px!important}
.share{margin:0 auto 22px}
.mail{max-width:none;margin:0}
.passbox,.resize{background:#fff;border:1px solid var(--line)}
.resize .ol:not(:disabled){border-color:var(--ink)}
.binsen::before{transform:rotate(-.7deg) translate(-1px,5px)}
.doc p,.doc dd{word-break:auto-phrase;line-break:strict}

/* お題の図：封筒の縦横比を実物に近づける */
.topicbox{container-type:inline-size;padding-bottom:0;max-width:520px}
.tb-in{position:relative;padding-bottom:30cqw}
.tb-front{height:42cqw;bottom:0}
.tb-back{height:24cqw;bottom:calc(42cqw - 1.5px)}
.tb-card{margin-inline:13%;padding:18px 18px calc(14cqw + 8px)}
.tb-card input{font-size:clamp(16px,4.1vw,22px)}
@media (min-width:720px){
  .hero .copy{left:60px}.exs{grid-template-columns:1fr 1fr;column-gap:28px}.cmp{gap:16px}.cmp figure{padding:18px}.steps b{font-size:14px}.steps b br{display:none}.tate li{height:19em}.envelope{max-width:520px;margin-inline:auto;aspect-ratio:3/2}.binsen::before{transform:rotate(-.6deg) translate(2px,5px)}
  .hero{height:540px}.hero img{right:0;width:86%;top:4%}
  .hero h1{font-size:72px}.hero .lead{font-size:16px}
  .tate{height:17em}.tate b{font-size:22px}
  .stage{gap:28px}
  .envelope{aspect-ratio:5/3}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* ===== 実装用の追加（本番の画面部品） ===== */
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
a{color:inherit}
header{padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
header .in,footer .in{max-width:640px;margin:0 auto}
a.logo{text-decoration:none}
.logo .logo-icon{height:38px}.logo .logo-text{height:21px}
.hdr-btn{font-family:var(--mincho);font-size:13px;letter-spacing:.2em;color:var(--ink);text-decoration:none;border-bottom:1px solid var(--wind);padding:6px 2px;min-height:36px;display:inline-flex;align-items:center}
body:has(#new) .hdr-btn{visibility:hidden}
footer{padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px));padding-bottom:calc(8px + env(safe-area-inset-bottom,0px))}
footer a{min-height:44px;display:inline-flex;align-items:center;font-size:12px;color:var(--sub);text-decoration:none}
a.seal{text-decoration:none}
a.txt{display:inline-flex;align-items:center}
.seal:disabled{opacity:.6}
.err{margin:10px 0 0;font-size:12.5px;color:var(--shu)}
.do .err{text-align:center}
[aria-invalid="true"]{border-color:var(--shu)!important}
.loading{padding-block:90px;text-align:center;color:var(--sub);font-size:13px}
.state-msg h1{font-family:var(--mincho);font-weight:500;font-size:22px;letter-spacing:.08em;color:var(--ink);margin:0 0 12px}
.state-msg p{margin:0 0 26px;color:var(--sub);font-size:14px}
.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--ink);color:#fff;font-size:13px;padding:10px 16px;border-radius:999px;z-index:10;max-width:calc(100% - 32px)}
.ad{margin:56px 0 8px}
.ad .aff{display:block;text-align:center}
.ad .aff img{max-width:100%;height:auto;max-height:250px}
.ad .pr{display:block;font-size:10px;color:var(--sub);letter-spacing:.14em;margin-bottom:6px}
.ad ins{display:block;min-height:250px}
.ad .ph{height:250px;border:1px dashed #d6dade;border-radius:4px;display:grid;place-items:center;color:var(--sub);font-size:12px;background:#fbfcfc}
body.revealing .ad{visibility:hidden}
/* つくる */
.eg .chip{background:none;border:0;text-align:left;padding:5px 0;margin:0;min-height:32px;font-size:12.5px;color:#6f757d}
.eg .chip::before{content:"例　";color:#b5bac0;font-size:11px}
.eg .chip:hover,.eg .chip[aria-pressed="true"]{color:var(--ink)}
/* 手紙のページ */
.status{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:0 0 26px}
.status .tally{margin:0;flex:1;min-width:0}
.status .lnk{margin-left:auto}
.editing{display:flex;align-items:center;gap:8px;padding:10px 14px;margin:0 0 20px;border:1px solid var(--line);border-radius:8px;font-size:13px}
.editing .lnk{flex:none}
.sign input[readonly]{color:var(--sub)}
.passbox .help,.passkeep{margin:8px 0 0;font-size:12px;color:var(--sub)}
.input{width:100%;border:1px solid var(--line);border-radius:6px;padding:11px 12px;font-size:16px;background:#fff;-webkit-appearance:none;appearance:none}
.input:focus{outline:none;border-color:var(--ink)}
.step-h{display:block;font-size:12px;color:var(--sub);margin-bottom:6px;letter-spacing:.06em}
.small{min-height:46px;border:1px solid var(--wind);border-radius:6px;background:#fff;color:var(--ink);font-size:14px;font-weight:600;letter-spacing:.06em;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;text-decoration:none}
.small.danger{border-color:var(--shu);color:var(--shu)}
.small:disabled{opacity:.45}
.people li{color:var(--wind)}
.people .env{display:inline-flex}
.people .who{font-family:var(--mincho);font-weight:700;color:var(--ink);font-size:15px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.people li.wait .who{font-family:var(--gothic);font-weight:400;color:#b5bac0;font-size:13px}
.people .acts{margin-left:8px}
.people .re-btn{background:none;border:0;color:var(--ink);font-size:12px;text-decoration:underline;text-underline-offset:3px;min-height:36px;padding:0 2px}
.people li.re-row{display:block;padding:12px 0 16px;min-height:0}
.reedit{border:1px solid var(--line);border-radius:8px;padding:14px 16px}
.resize .count{display:flex;align-items:center;gap:10px}
.resize .count button{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#fff;font-size:20px;color:var(--ink);line-height:1}
.resize .count button:disabled{opacity:.35}
.resize .count output{font-family:var(--mincho);font-weight:700;font-size:30px;line-height:1;color:var(--ink);min-width:1.8em;text-align:center}
.resize .count output small{font-size:14px;font-weight:500;margin-left:2px}
.resize .help{margin:8px 0 0;font-size:12px;color:var(--sub)}
.resize .help.warn{color:var(--shu)}
.share.first{border-top:0;padding-top:0;margin-bottom:30px}
.share .btns{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}
.share:has(#mailbox[hidden]){display:none}
.mail-done{margin:0;font-size:13px;color:var(--ink)}
.done.go .big{animation:land .7s cubic-bezier(.2,.8,.3,1) both}
.done .big{animation:none}
.done .txt2{margin:0 0 10px;color:var(--sub);font-size:13px}
.opened{font-family:var(--mincho);font-size:15px;letter-spacing:.06em;color:var(--ink);margin:0 0 22px;display:flex;flex-direction:column;gap:2px}
.opened small{font-family:var(--gothic);font-size:12px;color:var(--sub);letter-spacing:.02em}
.letter{animation:none}
.letters.blow .letter{animation:drift .9s cubic-bezier(.15,.7,.25,1) both}
.expire{margin:0;font-size:12px;color:var(--sub);letter-spacing:.08em}
.binsen textarea{color:var(--fg)}
.ex{display:flex;align-items:center;text-decoration:none}
a.small{display:inline-flex}
input:focus-visible,textarea:focus-visible{outline:none}
.passbox input:focus,.share input:focus,.mail input:focus{border-color:var(--ink)}
.done .txt2,.passnote{letter-spacing:0}
.doc a.seal,.doc a.seal:visited{color:#fff}
.share{max-width:none;margin:36px 0 22px}
.done+.share{margin-top:10px}
.lnk,.people .re-btn{min-height:44px}
.done .big{width:84px}

/* お題の図：口の開いた封筒（V字の口から便箋が入っている） */
.tb-in{padding-bottom:20cqw}
.tb-front{height:40cqw}
.tb-back{height:min(34cqw,128px);bottom:calc(40cqw - 1.5px)}
.tb-card{margin-inline:12%;padding:18px 18px calc(22cqw + 4px);box-shadow:none}
/* 細部 */
.status{align-items:flex-start}
.tally span{flex-basis:100%;margin:2px 0 0}
.status .lnk{margin-top:-8px}

/* ---- 読み物ページ（お題から探す） ---- */
.crumb{font-size:12px;color:var(--sub);letter-spacing:.08em;margin:0 0 18px}.crumb a{color:var(--sub)}
.tp .crumb{display:flex;align-items:center;gap:8px;margin:0 0 16px}
.tp h1{line-height:1.5;margin-bottom:8px}
.tp .lead{margin:0;font-size:14px;color:var(--fg)}
.tp-ico{width:30px;height:30px;display:grid;place-items:center;color:var(--ink);flex:none}
.tp-ico svg{width:30px;height:30px}
.tp svg .ac{fill:var(--ink)}.tp svg .acs{stroke:var(--ink)}
.sum{position:relative;margin:26px 0 0;padding:22px 20px 16px;border:1px solid var(--line);border-radius:3px;background:#fff;box-shadow:0 18px 30px -26px rgba(47,62,74,.45);isolation:isolate}
.sum::before{content:"";position:absolute;inset:0;border:1px solid var(--line);border-radius:3px;background:#fff;transform:rotate(-.7deg) translate(-1px,5px);z-index:-1}
.sum::after{content:"";position:absolute;left:20px;right:20px;top:0;height:3px;background:var(--wind);opacity:.5}
.sum-h{position:absolute;right:14px;top:-24px;width:44px;height:44px;border-radius:50%;background:var(--shu);color:#fff;display:grid;place-items:center;font-family:var(--mincho);font-size:13px;letter-spacing:.06em;font-weight:700;transform:rotate(8deg);box-shadow:0 6px 10px -8px rgba(163,47,35,.7)}
.sum ul{list-style:none;margin:0;padding:0}
.sum li{font-family:var(--mincho);font-size:15px;line-height:1.95;color:#454b53;padding:8px 0;word-break:auto-phrase;line-break:strict}
.sum li+li{border-top:1px dotted var(--line)}
.blk{margin-top:8px}
.tp .cmp{margin-top:4px}
.tp .cmp i{width:auto;min-width:1.4em}
.tp .cmp-a .say span{font-size:12px;padding:3px 7px}
.why{margin-top:14px}
.why p{margin:0 0 10px}
.tp .steps{margin-top:2px}
.how-t{list-style:none;margin:0;padding:0;counter-reset:h}
.how-t li{counter-increment:h;display:grid;grid-template-columns:1.6em 1fr;padding:11px 0;border-bottom:1px solid var(--line);font-size:14px;line-height:1.8;word-break:auto-phrase;line-break:strict}
.how-t li::before{content:counter(h,cjk-ideographic);font-family:var(--mincho);color:var(--ink)}
.tips{margin:0;padding:0;list-style:none;border-top:1px solid var(--line)}
.tips li{display:grid;grid-template-columns:20px 1fr;gap:10px;align-items:start;padding:11px 0;font-size:14px;line-height:1.75;word-break:auto-phrase;line-break:strict}
.tips li{border-bottom:1px solid var(--line)}
.tips svg{width:20px;height:20px;color:var(--wind);margin-top:3px}
.tips b{font-weight:700;color:var(--ink)}
.tips+p{margin-top:16px}

.tp .faq summary{padding-block:12px;line-height:1.6}
.start{position:relative;margin:56px 0 12px;padding:34px 16px 26px;border:1px solid var(--wind);border-radius:8px;display:grid;justify-items:center;gap:6px;text-align:center;background:linear-gradient(#fff,#fff) padding-box}
.start-env{position:absolute;top:-17px;left:50%;transform:translateX(-50%);background:#fff;padding:0 10px;color:var(--wind)}
.start-env svg{width:44px;height:32px;display:block}
.start .st-l{margin:0;font-size:12px;letter-spacing:.14em;color:var(--sub)}
.start .st-t{margin:0 0 16px;font-family:var(--mincho);font-size:18px;color:var(--ink);letter-spacing:.06em;text-wrap:balance;word-break:auto-phrase}
.start .st-n{margin:12px 0 0;font-size:11.5px;letter-spacing:.14em;color:var(--sub)}
.exs.one{grid-template-columns:1fr}
.exs.one .ex::after{content:"›";margin-left:auto;color:var(--sub);padding-left:12px}
.more{margin:14px 0 0;font-size:13px;text-align:right}
article.pg{padding-bottom:28px}
.tcards{display:grid;gap:10px}
.tcard{display:grid;grid-template-columns:38px 1fr;gap:12px;align-items:center;padding:14px 16px 14px 14px;border:1px solid var(--line);border-radius:6px;text-decoration:none;background:#fff}
.tcard:hover{border-color:var(--wind)}
.tc-ico{width:38px;height:38px;display:grid;place-items:center;color:var(--ink)}
.tc-ico svg{width:36px;height:36px}
.tc-b{display:grid;gap:3px;min-width:0}
.tc-cat{font-size:11px;letter-spacing:.14em;color:var(--sub)}
.tcard b{font-family:var(--mincho);font-weight:700;font-size:15.5px;color:var(--ink);letter-spacing:.04em;line-height:1.5;word-break:auto-phrase}
.tc-d{font-size:12.5px;color:var(--fg);line-height:1.6}
.tcards.sm .tcard{grid-template-columns:28px 1fr;padding:10px 12px}
.tcards.sm .tc-ico{width:28px;height:28px}.tcards.sm .tc-ico svg{width:27px;height:27px}
.tcards.sm b{font-size:14px}
@media(min-width:720px){.tcards{grid-template-columns:1fr 1fr}.tp .steps svg{max-width:150px}}
/* ---- 紹介の共有・季節のお題 ---- */
.tell{margin:44px 0 0;padding-top:22px;border-top:1px solid var(--line);text-align:center}
.tell-h{margin:0 0 12px;font-family:var(--mincho);font-size:14px;letter-spacing:.14em;color:var(--ink)}
.btns3{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.btns3 .small{padding:0 4px;font-size:12.5px;letter-spacing:.02em}
.tell-n{margin:10px 0 0;font-size:11.5px;color:var(--sub)}
body.revealing .tell{visibility:hidden}
.season{padding-bottom:40px}
.season-h{margin:0 0 6px;display:flex;align-items:center;gap:12px;font-family:var(--mincho);font-size:13px;letter-spacing:.2em;color:var(--ink)}
.season-h::before,.season-h::after{content:"";flex:1;height:1px;background:var(--line)}
.go{padding-bottom:44px}

.topic{word-break:keep-all;overflow-wrap:anywhere;line-break:strict;text-wrap:balance}
.season .exs.one .ex::after,.exs.one .ex::after{color:var(--sub)}
.tell{margin-bottom:26px}
@media(min-width:720px){.season{padding-bottom:8px}}

.sea summary small{margin-left:10px;font-family:var(--sans,inherit);font-weight:400;font-size:11.5px;color:var(--sub);letter-spacing:.06em}
.sea.now summary span::after{content:"いま";margin-left:10px;font-size:10.5px;font-weight:700;color:#fff;background:var(--shu);border-radius:10px;padding:2px 8px;letter-spacing:.1em;vertical-align:1px}
.sea .exs{margin:-4px 0 14px}

.allsea>summary{cursor:pointer;list-style:none;font-size:13px;color:var(--ink);text-decoration:underline;text-underline-offset:4px;padding:14px 0;text-align:right}
.allsea>summary::-webkit-details-marker{display:none}
.allsea[open]>summary{display:none}
.tcard b{text-wrap:balance}

/* ---- 読みもの：記事の部品 ---- */
.tp h1{font-size:25px;letter-spacing:.08em}
.tp h2{align-items:flex-start;text-wrap:balance;line-height:1.6;margin-top:52px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.tp h2::before{margin-top:.55em}
.tp h3{font-family:var(--mincho);font-weight:700;font-size:15.5px;letter-spacing:.06em;color:var(--ink);margin:22px 0 6px;padding-left:10px;border-left:3px solid var(--wind);line-height:1.6}
.tp .blk>p{margin:0 0 12px}
.meta{display:flex;gap:14px;margin:0 0 14px;font-size:11.5px;letter-spacing:.08em;color:var(--sub)}
.sum-t{margin:0 0 4px;font-family:var(--mincho);font-weight:700;font-size:13px;letter-spacing:.14em;color:var(--ink)}
.sum li b{font-weight:700;color:var(--ink);background:linear-gradient(transparent 62%,#e9eef2 62%)}
.toc{margin:26px 0 0;padding:14px 16px;background:var(--mist);border-radius:6px}
.toc b{font-family:var(--mincho);font-size:13px;letter-spacing:.2em;color:var(--ink)}
.toc ol{margin:6px 0 0;padding:0;list-style:none;counter-reset:t}
.toc li{counter-increment:t;display:grid;grid-template-columns:1.6em 1fr;font-size:13.5px;line-height:1.6;padding:6px 0}
.toc li+li{border-top:1px solid #e6eaed}
.toc li::before{content:counter(t);font-family:var(--mincho);color:var(--sub)}
.toc a{text-decoration:none;color:var(--fg)}
.fig{margin:6px 0 16px;padding:16px 16px 14px;border:1px solid var(--line);border-radius:6px;background:#fff}
.fig-h{margin:0 0 12px;font-family:var(--mincho);font-weight:700;font-size:14px;letter-spacing:.08em;color:var(--ink)}
.fig figcaption{margin-top:12px;font-size:11.5px;line-height:1.6;color:var(--sub)}
.fig figcaption a{color:var(--sub)}
.bars ul{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.bars li{display:grid;grid-template-columns:1fr auto;gap:4px 10px;align-items:baseline}
.bars .bl{font-size:12.5px;color:var(--fg);line-height:1.5}
.bars .bv{font-family:var(--mincho);font-weight:700;font-size:17px;color:var(--ink);white-space:nowrap}
.bars .bt{grid-column:1/-1;height:10px;background:var(--mist);border-radius:2px;overflow:hidden}
.bars .bt i{display:block;height:100%;background:var(--wind);border-radius:2px}
.bars li.hi .bt i{background:var(--ink)}
.cols ul{list-style:none;margin:0;padding:6px 4px 0;display:grid;grid-template-columns:repeat(var(--n),1fr);gap:14px;align-items:end;border-bottom:1px solid var(--line)}
.cols li{position:relative}
.cols li b{align-self:end;font-family:var(--mincho);font-weight:700;font-size:16px;color:var(--ink);margin-bottom:6px;white-space:nowrap}
.cols li{display:flex;flex-direction:column;justify-content:flex-end;align-items:center}
.cols li i{display:block;width:min(72px,70%);background:var(--wind);border-radius:3px 3px 0 0;flex:none}
.cols li.hi i{background:var(--ink)}
.cols li span{position:absolute;top:100%;margin-top:8px;font-size:12px;line-height:1.4;color:var(--fg);text-align:center;width:100%}
.cols ul{margin-bottom:48px}
.cols figcaption{margin-top:0}
.st-bar{display:flex;height:22px;border-radius:3px;overflow:hidden}
.stack i{display:block;height:100%}
.stack .s1{background:var(--ink)}.stack .s2{background:#6f8494}.stack .s3{background:var(--wind)}.stack .s4{background:#d9e0e5}
.stack ul{list-style:none;margin:12px 0 0;padding:0;display:grid;gap:7px}
.stack li{display:grid;grid-template-columns:12px 1fr auto;gap:8px;align-items:center;font-size:12.5px;line-height:1.5}
.stack li i{width:12px;height:12px;border-radius:2px}
.stack li b{font-family:var(--mincho);font-size:15px;color:var(--ink)}
.dn-r{display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:center}
.dn{--p:50;width:104px;height:104px;border-radius:50%;background:conic-gradient(var(--ink) calc(var(--p)*1%),var(--mist) 0);display:grid;place-items:center;position:relative}
.dn::before{content:"";position:absolute;inset:14px;border-radius:50%;background:#fff}
.dn b{position:relative;font-family:var(--mincho);font-weight:700;font-size:30px;color:var(--ink);line-height:1}
.dn b small{font-size:14px}
.dn-r p{margin:0;font-size:13.5px;line-height:1.75}
.pc-i{display:flex;gap:5px;justify-content:center;margin-bottom:10px}
.pc-i svg{width:22px;height:30px;fill:#d9e0e5}
.pc-i svg.on{fill:var(--ink)}
.picto p{margin:0;text-align:center;font-size:13.5px;line-height:1.7}
.picto p b,.dn-r p b{font-weight:700;color:var(--ink)}
.tbl{padding:0;border:0}
.tbl-w{overflow-x:auto;border:1px solid var(--line);border-radius:6px}
.tbl table{width:100%;border-collapse:collapse;font-size:13px;line-height:1.5}
.tbl th,.tbl td{padding:10px 9px;text-align:right;border-top:1px solid var(--line);white-space:nowrap}
.tbl thead th{background:var(--mist);font-weight:600;color:var(--ink);border-top:0;font-size:12px;text-align:right;white-space:normal;line-height:1.4}
.tbl tbody th{text-align:left;font-weight:500;color:var(--fg);white-space:normal}
.tbl thead th:first-child{text-align:left}
.tbl td{font-family:var(--mincho);font-weight:700;color:var(--ink);font-size:13.5px;line-height:1.5}
.tbl td.hi{background:#f7f9fa}
.tbl figcaption{margin-top:8px}
.point{margin:6px 0 16px;padding:14px 16px 12px;border:1px solid var(--wind);border-radius:6px;position:relative}
.point>b{display:inline-block;font-family:var(--mincho);font-size:13px;letter-spacing:.14em;color:var(--ink);background:#fff;padding:0 8px;position:absolute;top:-10px;left:10px}
.point ul{margin:0;padding:0;list-style:none}
.point li{position:relative;padding:5px 0 5px 16px;font-size:14px;line-height:1.75}
.point li::before{content:"";position:absolute;left:2px;top:15px;width:6px;height:6px;border-radius:50%;background:var(--wind)}
.point li b{color:var(--ink)}
.memo{margin:6px 0 16px !important;padding:11px 14px;background:var(--mist);border-radius:6px;font-size:12.5px !important;line-height:1.75;color:#555b63}
.memo::before{content:"注意　";font-weight:700;color:var(--ink);letter-spacing:.1em}
.chat{display:grid;gap:10px;margin:8px 0 18px}
.chat>div{display:grid;grid-template-columns:38px 1fr;gap:10px;align-items:start}
.chat .c-k{grid-template-columns:1fr 38px}
.chat .c-k .av{order:2}
.chat .av{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-family:var(--mincho);font-size:15px;font-weight:700}
.chat .c-s .av{background:var(--mist);color:var(--ink);border:1px solid var(--line)}
.chat .c-k .av{background:var(--ink);color:#fff}
.chat p{margin:0;padding:9px 13px;font-size:14px;line-height:1.7;border:1px solid var(--line);border-radius:4px 14px 14px 14px;background:#fff;justify-self:start;max-width:100%}
.chat .c-k p{border-radius:14px 4px 14px 14px;background:var(--mist);border-color:transparent;justify-self:end}
.chat small{display:block;font-size:10.5px;color:var(--sub);letter-spacing:.08em;line-height:1.3;margin-bottom:1px}
.lines svg{display:block;width:100%;max-width:300px;margin:0 auto;color:var(--ink)}
.lines .dim{opacity:.55}
.matome ul{list-style:none;margin:0;padding:4px 16px;background:var(--mist);border-radius:6px}
.matome li{position:relative;padding:11px 0 11px 26px;font-size:14px;line-height:1.75}
.matome li+li{border-top:1px solid #e6eaed}
.matome li::before{content:"";position:absolute;left:2px;top:17px;width:14px;height:8px;border-left:2px solid var(--ink);border-bottom:2px solid var(--ink);transform:rotate(-45deg) scale(.8);transform-origin:left}
.gaiyo{margin:0;border:1px solid var(--line);border-radius:6px;font-size:13px}
.gaiyo>div{display:grid;grid-template-columns:6.5em 1fr;gap:10px;padding:9px 14px}
.gaiyo>div+div{border-top:1px solid var(--line)}
.gaiyo dt{color:var(--sub)}.gaiyo dd{margin:0;line-height:1.6}
.tp .cmp{margin:6px 0 16px}
.start{margin-top:40px}
.start .st-h{margin:0;font-family:var(--mincho);font-weight:700;font-size:18px;letter-spacing:.1em;color:var(--ink)}
.start .st-x{margin:6px 0 16px;font-size:13.5px;line-height:1.8;color:var(--fg);max-width:26em;text-wrap:pretty;word-break:auto-phrase}
.start .st-l{padding-top:16px;border-top:1px solid var(--line);width:100%}
.refs ul{list-style:none;margin:0;padding:0}
.refs li{font-size:12px;line-height:1.7;padding:6px 0;color:var(--sub)}
.refs a{color:var(--sub)}
.allsea>summary{cursor:pointer;list-style:none;font-size:13px;color:var(--ink);text-decoration:underline;text-underline-offset:4px;padding:14px 0;text-align:right}
.allsea>summary::-webkit-details-marker{display:none}
.allsea[open]>summary{display:none}
.tcard b{text-wrap:balance}

.nb{white-space:nowrap}
@media(min-width:720px){.chat p{max-width:78%}.cols ul{max-width:420px;margin-inline:auto}}

/* ================= 読みもの：ブログとしての見た目（.blog） ================= */
.blog{--accent:#c0392b;--navy:#2f3e4a;--tint:#f2f6f9;--mark:#ffe680}
.blog .crumb{margin:0 0 12px}
.blog h1{font-family:var(--gothic);font-weight:800;font-size:24px;line-height:1.5;letter-spacing:.02em;color:#1f2a33;margin:0 0 10px}
.blog .meta{margin:0 0 16px}
.blog .lead{font-family:var(--gothic);font-size:16px;line-height:2;color:#2b2f33;letter-spacing:0;margin:18px 0 0}
.blog .blk>p,.blog .why p{font-size:16px;line-height:2;color:#2b2f33;margin:0 0 1.150em}
.blog .blk>p b{font-weight:700;background:linear-gradient(transparent 62%,var(--mark) 62%)}
.eye{position:relative;display:grid;justify-items:center;gap:2px;padding:26px 16px 22px;border-radius:10px;background:#f4f7f9;overflow:hidden;text-align:center}
.eye-ico{position:absolute;right:-10px;bottom:-14px;width:120px;height:120px;color:var(--navy);opacity:.1}
.eye-ico svg{width:100%;height:100%}
.eye-n{margin:0;line-height:1.1;color:var(--navy)}
.eye-n b{font-family:var(--gothic);font-weight:800;font-size:54px;letter-spacing:-.01em;background:none}
.eye-n small{font-size:20px;font-weight:700;margin-left:4px}
.eye-l{margin:6px 0 0;font-size:13px;font-weight:600;line-height:1.6;color:#4a5560;max-width:22em}
.pbox{margin:24px 0 0;border:2px solid var(--navy);border-radius:8px;overflow:hidden;background:#fff}
.pbox-h{display:block;background:var(--navy);color:#fff;font-size:14px;font-weight:700;letter-spacing:.08em;padding:9px 14px}
.pbox ul{list-style:none;margin:0;padding:6px 14px}
.pbox li{position:relative;padding:11px 0 11px 30px;font-size:15px;line-height:1.8;color:#2b2f33}
.pbox li+li{border-top:1px dashed #cfd8de}
.pbox li::before{content:"";position:absolute;left:0;top:14px;width:20px;height:20px;border-radius:50%;background:var(--accent)}
.pbox li::after{content:"";position:absolute;left:6px;top:20px;width:8px;height:4px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg)}
.pbox li b{font-weight:700;background:linear-gradient(transparent 62%,var(--mark) 62%)}
.pbox.mt{margin-top:0;border-width:0;background:var(--tint)}
.blog .toc{margin:22px 0 0;padding:0;background:#fff;border:1px solid #cfd8de;border-radius:8px}
.blog .toc summary{cursor:pointer;list-style:none;padding:12px 16px;font-weight:700;font-size:14px;letter-spacing:.14em;color:var(--navy);display:flex;justify-content:space-between;align-items:center}
.blog .toc summary::-webkit-details-marker{display:none}
.blog .toc summary::after{content:"閉じる";font-size:11px;font-weight:400;letter-spacing:.06em;color:var(--sub)}
.blog .toc:not([open]) summary::after{content:"開く"}
.blog .toc ol{margin:0;padding:0 16px 10px;list-style:none;counter-reset:t}
.blog .toc li{counter-increment:t;display:grid;grid-template-columns:1.8em 1fr;font-size:14.5px;line-height:1.6;padding:9px 0;border-top:1px dashed #dfe5e9}
.blog .toc li::before{content:counter(t);font-family:var(--gothic);font-weight:700;color:var(--accent)}
.blog .toc a{color:#2b2f33;text-decoration:none}
.blog .blk{margin-top:0}
.blog h2{display:block;font-family:var(--gothic);font-weight:800;font-size:19px;line-height:1.55;letter-spacing:.02em;color:#fff;background:var(--navy);border:0;border-radius:6px;padding:13px 16px;margin:56px 0 22px;position:relative}
.blog h2::before{display:none}
.blog h2::after{content:"";position:absolute;left:22px;top:100%;border:8px solid transparent;border-top-color:var(--navy)}
.blog h3{font-family:var(--gothic);font-weight:700;font-size:17px;line-height:1.6;letter-spacing:.01em;color:#1f2a33;margin:30px 0 12px;padding:2px 0 8px 12px;border-left:5px solid var(--accent);border-bottom:1px dashed #cfd8de}
.blog .fig{margin:8px 0 22px;padding:18px 16px 14px;border:0;border-radius:10px;background:var(--tint)}
.blog .fig-h{font-family:var(--gothic);font-weight:700;font-size:15px;letter-spacing:.01em;color:#1f2a33;margin:0 0 14px;padding-left:10px;border-left:4px solid var(--navy);line-height:1.5}
.blog .fig figcaption{font-size:11.5px;color:#6b757e}
.blog .bars ul{gap:14px}
.blog .bars .bl{font-size:13.5px;font-weight:600;color:#2b2f33}
.blog .bars .bv{font-family:var(--gothic);font-weight:800;font-size:19px;color:#1f2a33}
.blog .bars .bt{height:16px;background:#fff;border-radius:8px}
.blog .bars .bt i{background:#9fb1be;border-radius:8px}
.blog .bars li.hi .bt i{background:var(--accent)}
.blog .bars li.hi .bv{color:var(--accent)}
.blog .cols ul{border-bottom:2px solid #c9d3da}
.blog .cols li b{font-family:var(--gothic);font-weight:800;font-size:18px;color:#1f2a33}
.blog .cols li i{width:min(84px,74%);background:#9fb1be;border-radius:6px 6px 0 0}
.blog .cols li.hi i{background:var(--accent)}
.blog .cols li.hi b{color:var(--accent)}
.blog .cols li span{font-size:12.5px;font-weight:600;color:#2b2f33}
.blog .st-bar{height:30px;border-radius:6px}
.blog .stack .s1{background:var(--accent)}.blog .stack .s2{background:#e59a90}.blog .stack .s3{background:#9fb1be}.blog .stack .s4{background:#5c7080}
.blog .stack li{font-size:13.5px}
.blog .stack li b{font-family:var(--gothic);font-weight:800;font-size:16px}
.blog .dn{background:conic-gradient(var(--accent) calc(var(--p)*1%),#fff 0);width:116px;height:116px}
.blog .dn::before{background:var(--tint)}
.blog .dn b{font-family:var(--gothic);font-weight:800;font-size:32px;color:var(--accent)}
.blog .dn-r p{font-size:14.5px;line-height:1.8;color:#2b2f33}
.blog .tbl{padding:0;background:none}
.blog .tbl-w{border:1px solid #cfd8de;border-radius:8px}
.blog .tbl table{font-size:14px}
.blog .tbl thead th{background:var(--navy);color:#fff;font-size:12.5px;padding:10px 9px}
.blog .tbl tbody tr:nth-child(even){background:var(--tint)}
.blog .tbl td{font-family:var(--gothic);font-weight:700;font-size:14.5px;color:#1f2a33}
.blog .tbl td.hi{background:#fdf0ee;color:var(--accent)}
.blog .tbl tbody th{font-size:13.5px;color:#2b2f33;font-weight:600}
.blog .point{margin:14px 0 24px;padding:20px 16px 12px;border:2px solid var(--navy);border-radius:8px;background:#fff}
.blog .point>b{top:-13px;left:12px;font-family:var(--gothic);font-size:13px;letter-spacing:.06em;color:#fff;background:var(--navy);border-radius:13px;padding:3px 14px}
.blog .point li{font-size:15px;line-height:1.8;padding:6px 0 6px 20px;color:#2b2f33}
.blog .point li::before{left:2px;top:17px;width:8px;height:8px;background:var(--accent)}
.blog .point li b{font-weight:700;background:linear-gradient(transparent 62%,var(--mark) 62%)}
.blog .memo{margin:8px 0 24px !important;padding:13px 14px 13px 44px;background:#fff8e1;border-radius:8px;font-size:14px !important;line-height:1.8;color:#4d4433;position:relative}
.blog .memo::before{content:"!";position:absolute;left:12px;top:14px;width:22px;height:22px;border-radius:50%;background:#e0a100;color:#fff;font-weight:800;font-size:14px;display:grid;place-items:center;letter-spacing:0}
.blog .chat{gap:14px;margin:10px 0 24px}
.blog .chat>div{grid-template-columns:56px 1fr;gap:12px;align-items:start}
.blog .chat .c-k{grid-template-columns:1fr 56px}
.blog .chat .av{width:56px;height:auto;border-radius:0;background:none;border:0;display:grid;justify-items:center;gap:3px}
.blog .chat .av svg{width:52px;height:52px;border-radius:50%;display:block}
.blog .chat .av small{font-size:10.5px;font-weight:600;color:#6b757e;letter-spacing:.04em;line-height:1.2}
.blog .chat p{position:relative;margin:4px 0 0;padding:12px 14px;font-size:15px;line-height:1.75;color:#2b2f33;border:2px solid #d5dee4;border-radius:12px;background:#fff}
.blog .chat .c-k p{background:#eef4f8;border-color:#eef4f8;border-radius:12px}
.blog .chat .c-s p::before{content:"";position:absolute;left:-9px;top:16px;width:14px;height:14px;background:#fff;border-left:2px solid #d5dee4;border-bottom:2px solid #d5dee4;transform:rotate(45deg)}
.blog .chat .c-k p::before{content:"";position:absolute;right:-7px;top:16px;width:14px;height:14px;background:#eef4f8;transform:rotate(45deg)}
.blog .cmp{margin:10px 0 22px}
.blog .lines svg{color:#1f2a33}
.blog .src h2{background:none;color:#1f2a33;font-size:15px;padding:0 0 8px;margin:44px 0 12px;border-bottom:2px solid #cfd8de;border-radius:0}
.blog .src h2::after{display:none}
.blog .gaiyo{font-size:13.5px}
.blog .refs li{font-size:12.5px}
.svc{margin:64px -4px 0;padding:34px 16px 22px;border:1px solid var(--wind);border-radius:10px;text-align:center;position:relative;background:#fff}
.blog .svc-k{margin:0;font-size:12.5px;letter-spacing:.2em;color:var(--sub)}
.svc-k::before{content:"＼ "}.svc-k::after{content:" ／"}
.blog .svc-n{margin:4px 0 8px;font-family:var(--mincho);font-weight:500;font-size:30px;letter-spacing:.2em;color:var(--ink)}
.blog .svc-x{margin:0 auto 18px;max-width:24em;font-size:14.5px;line-height:1.9;color:#2b2f33;text-align:left}
.svc .steps{margin:0 0 4px;text-align:center}
.svc .how-t{text-align:left;margin-bottom:8px}
.svc .start{margin:26px 0 0;border:0;border-top:1px solid var(--line);border-radius:0;padding:24px 0 6px}
.svc .start .st-x{margin:0 auto 14px;text-align:left}
.svc .start .st-l{border-top:0;padding-top:0}
.svc-faq{margin-top:26px;text-align:left}
.blog .svc-fh{margin:0 0 8px;font-family:var(--mincho);font-weight:700;font-size:14px;letter-spacing:.1em;color:var(--ink)}
.blog .rel h2{background:none;color:#1f2a33;padding:0 0 8px;margin:56px 0 14px;border-bottom:2px solid var(--navy);border-radius:0;font-size:17px}
.blog .rel h2::after{display:none}
@media(min-width:720px){.blog h1{font-size:30px}.eye-n b{font-size:64px}.blog .chat p{max-width:78%}.blog .chat .c-k p{justify-self:end}}

.blog .svc .svc-n{font-size:32px;line-height:1.4}
.blog .svc .start .st-x{font-size:14.5px}

/* 仕上げ：文節改行・マーカーを絞る・朱を絞る */
.bx{word-break:keep-all;overflow-wrap:anywhere;line-break:strict}
.blog .pbox li b,.blog .point li b{background:none;color:#1f2a33}
.blog .pbox li::before{background:var(--navy)}
.blog .toc li::before{color:var(--navy)}
.blog .point li::before{background:var(--navy)}
.eye{padding-right:16px}
.eye-ico{right:8px;top:8px;bottom:auto;width:64px;height:64px;opacity:.14}
.eye-l{max-width:19em}
.blog .cols li i{background:#7f95a5}
.blog .cols li:nth-child(2):not(.hi) i{background:#b9c6cf}
.blog .chat .c-k p{border-color:#d5dee4}
.blog .chat .c-k p::before{right:-9px;border-right:2px solid #d5dee4;border-top:2px solid #d5dee4}
.blog h3{font-size:16px}
.tp .tcard b{font-family:var(--gothic);font-weight:700;letter-spacing:.01em}
.svc .start{border-top:0;padding-top:4px;margin-top:6px}
.blog .svc .svc-fh{margin:26px 0 10px;text-align:center}
.blog .svc-faq .svc-fh{text-align:left}
.svc .steps{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

.eyeimg{margin:0 0 4px}
.eyeimg img{display:block;width:100%;height:auto;aspect-ratio:5/2;object-fit:cover;background:#fff}
.eye-ico{display:none}
.eye{padding:18px 16px 16px}

.blog .chat .av img{width:52px;height:52px;border-radius:50%;display:block;object-fit:cover;border:1px solid #e3e8ec;background:#fff}
.blog .lead,.blog .blk>p:not(.bx),.blog .svc-x{word-break:normal;text-wrap:wrap;line-break:strict}

/* 一覧カードの絵（ペン画） */
.tcard{grid-template-columns:52px 1fr}.tc-ico{width:52px;height:52px}.tc-ico img{width:52px;height:52px;display:block}
.tcards.sm .tcard{grid-template-columns:40px 1fr}.tcards.sm .tc-ico,.tcards.sm .tc-ico img{width:40px;height:40px}

/* お題の入力：長いお題は折り返す */
.tb-card textarea{display:block;width:100%;border:0;border-bottom:1px solid var(--line);background:transparent;font-family:var(--mincho);font-weight:500;font-size:clamp(16px,4.1vw,22px);letter-spacing:.04em;line-height:1.6;padding:8px 0;border-radius:0;resize:none;overflow:hidden;color:inherit;word-break:normal;overflow-wrap:anywhere}
.tb-card textarea:focus{outline:none;border-bottom-color:var(--ink)}
.tb-card textarea::placeholder{color:#b5bac0}
/* 記事一覧（ニュース風） */
.nw .nw-in{max-width:1040px}
.nw-mast{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 14px;padding-bottom:12px;border-bottom:3px solid var(--navy)}
.nw-kick{margin:0;width:100%;font-family:var(--gothic);font-size:11px;font-weight:700;letter-spacing:.2em;color:var(--shu)}
.nw-mast h1{margin:0;font-family:var(--gothic);font-weight:800;font-size:28px;letter-spacing:.02em;line-height:1.3;color:var(--navy)}
.nw-tag{margin:0;font-family:var(--gothic);font-size:13px;color:#4a5560}
.nw-tabs{display:flex;gap:0;overflow-x:auto;border-bottom:1px solid var(--line);margin-bottom:18px;scrollbar-width:none}
.nw-tabs::-webkit-scrollbar{display:none}
.nw-tabs a{flex:none;padding:12px 16px;font-family:var(--gothic);font-size:14px;font-weight:700;color:var(--navy);text-decoration:none;white-space:nowrap;border-bottom:3px solid transparent;margin-bottom:-1px}
.nw-tabs a:hover{border-bottom-color:var(--shu)}
.nw a{text-decoration:none}
.nw-ph{display:block;overflow:hidden;border-radius:6px;border:1px solid #e3e8ec;background:#fff}
.nw-ph img{display:block;width:100%;height:100%;object-fit:cover}
.nw-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-family:var(--gothic);font-size:11.5px;color:#7b858f;line-height:1.4}
.nw-meta i{font-style:normal;font-weight:700;color:#fff;background:var(--shu);padding:2px 8px;border-radius:2px;letter-spacing:.06em}
.nw-meta em{font-style:normal;font-weight:700;color:var(--navy);border:1px solid #c9d2da;padding:1px 7px;border-radius:2px}
.nw-top{display:grid;gap:12px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.nw-top .nw-ph{aspect-ratio:2/1}
.nw-top .nw-tx{display:grid;gap:8px}
.nw-top b{font-family:var(--gothic);font-weight:800;font-size:21px;line-height:1.5;color:var(--ink);letter-spacing:.01em}
.nw-d{font-family:var(--gothic);font-size:14px;line-height:1.7;color:#4a5560}
.nw-sec{margin-top:26px}
.nw-sec h2,.nw-box h2{margin:0 0 2px;padding:0 0 8px 12px;font-family:var(--gothic);font-weight:800;font-size:16px;letter-spacing:.04em;color:var(--navy);border-bottom:2px solid var(--navy);position:relative}
.nw-sec h2::before,.nw-box h2::before{content:"";position:absolute;left:0;top:3px;bottom:11px;width:4px;background:var(--shu)}
.nw-row{display:grid;grid-template-columns:1fr 112px;gap:14px;align-items:start;padding:14px 0;border-bottom:1px solid var(--line)}
.nw-row .nw-ph{aspect-ratio:3/2}
.nw-row .nw-tx{display:grid;gap:8px}
.nw-row b{font-family:var(--gothic);font-weight:700;font-size:15px;line-height:1.55;color:var(--ink)}
.nw-top:hover b,.nw-row:hover b{text-decoration:underline;text-underline-offset:3px}
.nw-side{margin-top:34px}
.nw-box{margin-bottom:26px}
.nw-box .hint{margin:10px 0 4px}
@media(min-width:720px){.nw-mast h1{font-size:34px}.nw-top{grid-template-columns:1.25fr 1fr;gap:20px;align-items:center}.nw-top b{font-size:23px}.nw-row{grid-template-columns:1fr 168px}.nw-row b{font-size:16.5px}}
@media(min-width:960px){.nw-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:44px;align-items:start}.nw-side{margin-top:0;position:sticky;top:16px}.nw-side .exs{grid-template-columns:1fr}}
.nw{--navy:#2f3e4a}
body:has(.nw) header .in,body:has(.nw) footer .in{max-width:1040px}
@supports (word-break:auto-phrase){.tb-card textarea{word-break:auto-phrase}}
.nw-tabs a{padding:12px 11px;font-size:13.5px}
.nw-tabs a:first-child{padding-left:2px}
@media(min-width:720px){.nw-tabs a{padding:12px 16px;font-size:14px}}
.nw .ex,.nw .sea summary,.nw .hint{font-family:var(--gothic)}
.nw .ex{font-size:14px}
.nw-tabs .nw-od{margin-left:auto;padding-left:14px;border-left:1px solid var(--line);font-weight:500}
.nw .nb{white-space:nowrap}
@media(min-width:720px){.nw-top .nw-ph{aspect-ratio:16/10}}

/* 図の微調整（評価の指摘） */
.blog .cols li b{align-self:center}
.tp .cmp-a .say{min-width:0}.tp .cmp-a .say span{white-space:normal;min-width:0;line-height:1.5}
.blog .dn{width:128px;height:128px}.blog .dn::before{inset:13px}.blog .dn b{font-size:26px;letter-spacing:-.01em}
.blog .more{font-family:var(--gothic);font-size:13px}