/* free1day.email — quiet editorial dark UI */
:root{
  color-scheme:dark;
  --bg:#0e0e0d;--panel:#151514;--line:#ffffff17;--line-2:#ffffff2b;
  --text:#ece8e1;--muted:#a19d95;--dim:#6f6b64;
  --accent:#e8622a;
  --display:"Barlow Condensed","Arial Narrow",sans-serif;
  --serif:"Instrument Serif","Times New Roman",serif;
  --sans:Sora,"Hiragino Sans","Noto Sans JP",system-ui,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-weight:300;line-height:1.75;overflow-x:hidden;-webkit-font-smoothing:antialiased}
::selection{background:var(--text);color:var(--bg)}
a{color:inherit;text-decoration:none}
.wrap{width:min(1180px,calc(100% - 32px));margin:auto}

/* Nav */
.nav{position:sticky;top:0;z-index:50;height:68px;display:flex;align-items:center;justify-content:space-between;width:100%;padding:0 max(16px,calc((100% - 1180px)/2));background:var(--bg);border-bottom:1px solid var(--line)}
.brand{font-family:var(--display);font-size:24px;font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.muted{color:var(--dim)}
.nav-right{display:flex;align-items:center;gap:24px}
.status{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--dim)}
select{background:transparent;color:var(--text);border:0;border-bottom:1px solid var(--line-2);border-radius:0;padding:6px 2px;font-family:var(--mono);font-size:11px;letter-spacing:.1em;cursor:pointer}
select:hover{border-color:var(--text)}
select option{background:var(--panel)}

/* Hero */
.hero{text-align:left;padding:120px 0 72px;width:min(1180px,calc(100% - 32px))}
.eyebrow,.kicker{font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--dim)}
h1{font-family:var(--display);font-size:clamp(60px,10.5vw,150px);line-height:.88;letter-spacing:-.015em;margin:28px 0 36px;font-weight:600;text-transform:uppercase}
:lang(ja) h1{font-family:var(--sans);font-weight:600;font-size:clamp(42px,7.4vw,100px);line-height:1.08;letter-spacing:-.05em}
.gradient{font-family:var(--serif);font-style:italic;font-weight:400;text-transform:none;letter-spacing:-.01em;color:var(--accent)}
:lang(ja) .gradient{font-family:var(--sans);font-style:normal;font-weight:300;color:var(--muted)}
.lead{max-width:540px;margin:0;color:var(--muted);font-size:clamp(15px,1.5vw,17px)}
.hero-actions{margin-top:44px;display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.primary{border:1px solid var(--text);border-radius:0;padding:18px 30px;background:var(--text);color:var(--bg);font-family:var(--sans);font-size:14px;font-weight:600;letter-spacing:.06em;display:flex;align-items:center;gap:16px;cursor:pointer;transition:background .25s,color .25s}
.primary b{font-weight:400;transition:transform .25s}
.primary:hover{background:transparent;color:var(--text)}
.primary:hover b{transform:translateX(4px)}
.primary:disabled{opacity:.5;cursor:wait}
.micro{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim)}
.trust-row{display:flex;gap:0;flex-wrap:wrap;margin-top:72px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.trust-row>span{flex:1;min-width:180px;padding:16px 0;border-right:1px solid var(--line);padding-left:16px}
.trust-row>span:first-child{padding-left:0}
.trust-row>span:last-child{border-right:0}

/* Images */
.hero-shot{margin:64px 0 0;width:100%}
.hero-shot img{display:block;width:100%;height:auto;border:1px solid var(--line)}
.step-img{display:block;height:auto;margin:-34px -30px 24px;width:calc(100% + 60px);max-width:none;border-bottom:1px solid var(--line);filter:grayscale(1);opacity:.75;transition:filter .4s,opacity .4s}
.step:hover .step-img{filter:none;opacity:1}

/* Marquee */
.marquee{overflow:hidden;border-block:1px solid var(--line);padding:18px 0;margin-bottom:96px}
.marquee-track{display:flex;width:max-content;animation:scroll 48s linear infinite}
.marquee-group{display:flex;align-items:center;gap:32px;padding-right:32px;font-family:var(--display);font-size:clamp(36px,5vw,68px);font-weight:600;text-transform:uppercase;line-height:1;white-space:nowrap}
.marquee-group .thin{font-family:var(--serif);font-style:italic;font-weight:400;text-transform:none;font-size:clamp(28px,4vw,54px);color:var(--muted)}
.marquee-group em{font-style:normal;font-weight:300;color:var(--dim)}
@keyframes scroll{to{transform:translateX(-50%)}}

/* Workspace */
.workspace{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(280px,.85fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.panel{background:var(--bg)}
.inbox-panel,.side-panel{padding:36px}
.panel-head{display:flex;align-items:flex-start;justify-content:space-between}
.panel-head h2{font-family:var(--display);font-size:40px;font-weight:600;text-transform:uppercase;line-height:1;margin:10px 0 28px}
:lang(ja) .panel-head h2,:lang(ja) .section-intro h2,:lang(ja) .faq h2,:lang(ja) .side-panel h3{font-family:var(--sans);font-weight:600;letter-spacing:-.04em}
.kicker{font-size:10px}
.pill{font-family:var(--mono);font-size:10px;letter-spacing:.18em;color:var(--dim);border:1px solid var(--line-2);padding:4px 9px}
.address-box{display:flex;justify-content:space-between;align-items:center;padding:20px 0;border-block:1px solid var(--line-2);gap:14px}
.field-label{display:block;font-family:var(--mono);color:var(--dim);font-size:10px;letter-spacing:.16em;text-transform:uppercase;margin-bottom:6px}
.address-box strong{font-family:var(--mono);font-weight:500;font-size:17px;overflow-wrap:anywhere}
.icon-btn{border:1px solid var(--line-2);background:transparent;color:var(--text);padding:9px 16px;cursor:pointer;font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;transition:background .2s,color .2s}
.icon-btn:hover{background:var(--text);color:var(--bg)}
.inbox-tools{display:flex;justify-content:space-between;gap:12px;align-items:center;margin:16px 0 24px;color:var(--dim);font-size:12px}
.text-btn{border:0;background:none;color:var(--text);cursor:pointer;font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;white-space:nowrap;text-decoration:underline;text-underline-offset:4px;text-decoration-color:var(--line-2)}
.text-btn:hover{text-decoration-color:var(--text)}
.messages{min-height:200px;background:var(--panel);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:30px 16px;color:var(--muted)}
.messages strong{font-family:var(--serif);font-style:italic;font-weight:400;font-size:24px;color:var(--text)}
:lang(ja) .messages strong{font-family:var(--sans);font-style:normal;font-size:15px;font-weight:600}
.messages p{max-width:380px;font-size:12px;color:var(--dim)}
.side-panel h3{font-family:var(--display);font-size:30px;font-weight:600;text-transform:uppercase;line-height:1.05;margin:0 0 12px}
.side-panel>p{font-size:13px;color:var(--muted)}
.side-divider{height:1px;background:var(--line);margin:28px 0}
.feature{display:flex;gap:16px;margin:20px 0;align-items:baseline}
.feature-icon{width:32px;flex-shrink:0;font-family:var(--serif);font-style:italic;font-size:18px;color:var(--accent)}
.feature b,.feature small{display:block}
.feature b{font-size:13px;font-weight:600}
.feature small{font-size:12px;color:var(--dim);margin-top:2px}

/* Steps */
.steps{padding:140px 0 100px}
.section-intro{display:grid;grid-template-columns:.9fr 1.1fr;gap:20px 60px;align-items:end;border-top:1px solid var(--line-2);padding-top:28px}
.section-intro .kicker{grid-column:1/-1}
.section-intro h2,.faq h2{font-family:var(--display);font-size:clamp(44px,6vw,84px);font-weight:600;text-transform:uppercase;line-height:.92;margin:0}
.section-intro p{color:var(--muted);font-size:17px;margin:0;max-width:440px}
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:56px}
.step{padding:34px 30px 40px;background:var(--bg)}
.step>span{display:block;font-family:var(--serif);font-style:italic;font-size:44px;line-height:1;color:var(--accent)}
.step h3{font-size:18px;font-weight:600;margin:18px 0 8px}
.step p{font-size:13px;color:var(--muted);margin:0}

/* FAQ */
.faq{max-width:900px;padding:40px 0 140px}
.faq h2{margin:12px 0 40px}
.faq details{border-top:1px solid var(--line)}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:24px 0;font-size:16px;font-weight:500;cursor:pointer}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);font-weight:300;font-size:20px;color:var(--dim);transition:transform .3s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{font-size:14px;color:var(--muted);max-width:720px;margin:0 0 24px}

/* Footer */
.footer{border-top:1px solid var(--line);padding:40px 0;color:var(--dim);font-family:var(--mono);font-size:11px;letter-spacing:.08em}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.footer .brand{font-size:20px;color:var(--text)}
.footer nav{display:flex;gap:24px;flex-wrap:wrap;text-transform:uppercase}
.footer a:hover{color:var(--text)}

/* Sub pages */
.page{max-width:860px;padding:100px 0 140px}
.page h1{font-size:clamp(48px,8vw,104px);margin:16px 0 34px}
.page p,.page li{color:var(--muted);font-size:15px}
.page h2{margin-top:48px;font-family:var(--display);font-size:32px;font-weight:600;text-transform:uppercase}
:lang(ja) .page h2{font-family:var(--sans);font-weight:600;font-size:22px}
.page a{text-decoration:underline;text-underline-offset:4px}

@media(max-width:820px){
  .nav{height:60px}.status{display:none}
  .hero{padding:72px 0 56px}
  .workspace,.step-grid,.section-intro{grid-template-columns:1fr}
  .inbox-panel,.side-panel{padding:26px 20px}
  .panel-head h2{font-size:32px}
  .steps{padding-top:100px}
  .address-box strong{font-size:14px}
  .trust-row>span{border-right:0;border-bottom:1px solid var(--line);padding-left:0;min-width:100%}
  .footer-inner{align-items:flex-start;flex-direction:column}
  .marquee{margin-bottom:64px}.hero-shot{margin-top:40px}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
/* One-click delivery cards */
.delivered{margin-top:24px;display:flex;flex-direction:column;gap:1px;background:var(--line);border:1px solid var(--line)}
.account-card{display:flex;gap:20px;background:var(--panel);padding:18px 20px;align-items:flex-start}
.acc-no{font-family:var(--serif);font-style:italic;font-size:22px;color:var(--accent);flex-shrink:0;line-height:1}
.acc-fields{flex:1;display:grid;gap:12px;min-width:0}
.acc-field{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.acc-field .field-label{margin:0;width:78px;flex-shrink:0}
.acc-value{flex:1;min-width:0;font-family:var(--mono);font-size:14px;font-weight:500;overflow-wrap:anywhere;color:var(--text)}
.acc-field .icon-btn{padding:6px 12px;font-size:10px}
.acc-actions{background:var(--panel);padding:14px 20px;display:flex;justify-content:flex-end}
@media(max-width:820px){.account-card{flex-direction:column;gap:10px}.acc-field .field-label{width:60px}}
/* 見出しの裏の背景画像 — public/images/hero-bg.jpg を置き換えてください */
.hero h1{position:relative;isolation:isolate}
.hero h1::before{content:"";position:absolute;z-index:-1;inset:-60px -8vw -60px -40px;background:url("/images/hero-bg.jpg") center/cover no-repeat;opacity:.5;-webkit-mask-image:radial-gradient(ellipse 75% 80% at 55% 50%,#000 35%,transparent 100%);mask-image:radial-gradient(ellipse 75% 80% at 55% 50%,#000 35%,transparent 100%);pointer-events:none}
.ad-slot{display:flex;justify-content:center;align-items:center;min-height:250px;margin:32px auto}