/* =========================
   Minimal (JP utilitarian)
   No radius, no shadow, no tricks
   ========================= */
:root{
  --bg:#fff;
  --fg:#111;
  --muted:#555;
  --line:#d9d9d9;
  --line2:#efefef;
  --paper:#fafafa;
  --ink-soft:#222;
  --accent:#111;
  --success-bg:#f4fbf6;
  --success-line:#bfe2ca;
  --success-fg:#0a7b38;
  --warn-bg:#faf6f0;
  --warn-line:#e5d2b7;
  --warn-fg:#7d5a19;
  --error-bg:#fdf4f4;
  --error-line:#f0bcbc;
  --error-fg:#8a1a1a;

  --font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,
              "Hiragino Kaku Gothic ProN","Yu Gothic","Meiryo",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,
              "Liberation Mono","Courier New",monospace;

  --w: 480px;

  --p1: 8px;
  --p2: 12px;
  --p3: 16px;
  --p4: 20px;

  --btn-h: 44px;
}

/* Reset */
*{margin:0;padding:0;box-sizing:border-box;}
html,body{height:100%;}
[hidden]{display:none !important;}
body{
  background:var(--bg);
  color:var(--fg);
  font-family:var(--font-sans);
  line-height:1.35;
  min-height:100vh;
}
a{color:inherit;}
:focus-visible{outline:2px dotted var(--fg);outline-offset:2px;}

/* Container */
.container{
  width:100%;
  max-width:var(--w);
  margin:0 auto;
  padding:var(--p4);
}

.page-upload .container,
.page-upload .index-card{
  max-width:640px;
}

.container-settings{
  background:var(--bg);
}

.index-card{
  border:1px solid var(--line);
  padding:var(--p4);
  background:var(--bg);
  max-width:480px;
}

.page-kicker{
  display:inline-block;
  margin-bottom:var(--p2);
  border:1px solid var(--line);
  padding:4px 8px;
  font-size:11px;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:0.08em;
  background:var(--paper);
}

.index-title{
  font-size:18px;
  margin-bottom:var(--p2);
}

.index-desc{
  font-size:13px;
  color:var(--muted);
  margin-bottom:var(--p3);
  line-height:1.5;
}

.index-body{
  display:grid;
  gap:8px;
  font-size:13px;
  color:var(--fg);
  margin-bottom:var(--p3);
}

.info-grid{
  display:grid;
  grid-template-columns:repeat(2, minmax(0, 1fr));
  gap:var(--p2);
  margin-bottom:var(--p3);
}

.info-card{
  border:1px solid var(--line);
  padding:var(--p3);
  background:linear-gradient(180deg, #fff 0%, var(--paper) 100%);
}

.info-card__title{
  font-size:12px;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:0.06em;
  margin-bottom:8px;
}

.info-card p{
  font-size:13px;
  color:var(--ink-soft);
  line-height:1.5;
}

.index-note{
  margin-top:var(--p2);
  padding-top:var(--p2);
  border-top:1px dashed var(--line2);
  display:grid;
  gap:10px;
  font-size:12px;
  color:var(--muted);
  line-height:1.5;
}

mark.hl{
  background:#fff2a8;
  color:inherit;
  padding:0 2px;
  box-decoration-break:clone;
  -webkit-box-decoration-break:clone;
}

.index-note a{
  text-decoration:underline;
}

.note-muted{
  font-size:12px;
  color:var(--muted);
  line-height:1.5;
}

/* =========================
   Buttons / grouped actions
   ========================= */
.button-group{
  border:1px solid var(--line);
}

.button-group button{
  width:100%;
  height:var(--btn-h);
  padding:0 var(--p3);
  border:0;
  border-bottom:1px solid var(--line2);
  background:transparent;
  font-size:16px;
  text-align:left;
  cursor:pointer;
}

.button-group button:last-child{border-bottom:0;}
.button-group button:hover{background:#f7f7f7;}
.button-group button:active{background:#f0f0f0;}

.button-group .btn-index{
  width:100%;
  height:var(--btn-h);
  padding:0 var(--p3);
  border:0;
  border-bottom:1px solid var(--line2);
  background:transparent;
  font-size:16px;
  text-align:left;
  justify-content:flex-start;
  font-family:var(--font-sans);
}

.button-group .btn-index:last-child{
  border-bottom:0;
}

.button-group .btn-index:hover{
  background:#f7f7f7;
}

.button-group .btn-index:active{
  background:#f0f0f0;
}

.btn{
  height:var(--btn-h);
  padding:0 var(--p3);
  border:1px solid var(--line);
  background:#fff;
  cursor:pointer;
  font-family:var(--font-mono);
  font-size:14px;
  text-decoration:none;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:var(--fg);
  font-weight:600;
}

.btn:hover{background:#f3f3f3;}
.btn:active{background:#e9e9e9;}
.btn:disabled{
  opacity:0.65;
  cursor:wait;
}

.btn-small{
  height:34px;
  padding:0 var(--p2);
  font-size:13px;
}

.btn-primary{
  background:#f1f1f1;
}

.btn-back{
  width:100%;
  margin-top:var(--p3);
}

.btn-logout{
  background:var(--error-bg);
  border-color:var(--error-line);
  color:var(--error-fg);
}

.btn-logout:hover{
  background:#fbe3e3;
  border-color:#e8a8a8;
}

.btn-logout:active{
  background:#f7d1d1;
  border-color:#df8f8f;
}

.button-row{
  display:flex;
  gap:var(--p2);
  margin:12px 0;
  flex-wrap:wrap;
}

.button-row--split{
  justify-content:space-between;
  align-items:center;
}

/* =========================
   Login
   ========================= */
.page-login{
  display:flex;
  align-items:center;
  justify-content:center;
}

.page-home{
  display:flex;
  align-items:center;
  justify-content:center;
}

.login-card{
  width:100%;
  max-width:400px;
  padding:var(--p4);
  border:1px solid var(--line);
  background:var(--bg);
}

.login-title{
  font-size:18px;
  margin-bottom:var(--p2);
}

.login-desc{
  font-size:13px;
  color:var(--muted);
  margin-bottom:var(--p2);
}

.login-label{
  display:block;
  margin-bottom:6px;
  font-size:14px;
}

.login-input{
  width:100%;
  padding:10px;
  border:1px solid var(--line);
  margin-bottom:12px;
  font-family:var(--font-mono);
  font-size:15px;
  background:transparent;
}

.login-error{
  color:var(--error-fg);
  margin-bottom:10px;
  font-size:14px;
}

.login-note{
  margin-top:var(--p2);
  font-size:12px;
  color:var(--muted);
}

.login-submit{
  width:100%;
  margin-top:var(--p2);
  color:var(--fg);
}

.login-back{
  margin-top:var(--p2);
  text-align:center;
  display:block;
  color:var(--fg);
  text-decoration:none;
  border:1px solid var(--line);
  padding:10px;
  background:var(--bg);
}

/* =========================
   Upload
   ========================= */
.upload-feedback{
  margin-bottom:10px;
  padding:10px;
  border:1px solid var(--line);
  font-size:13px;
}

.upload-feedback--status{
  color:var(--muted);
  background:var(--paper);
}

.upload-feedback--error{
  color:var(--error-fg);
  background:var(--error-bg);
  border-color:var(--error-line);
}

.upload-feedback--success{
  color:var(--success-fg);
  background:var(--success-bg);
  border-color:var(--success-line);
}

.flow-card{
  margin-bottom:12px;
  border:1px solid var(--line);
  padding:12px;
  background:#fff;
}

.flow-card--progress{
  background:linear-gradient(180deg, #fff 0%, #fcfcfc 100%);
}

.flow-card__header{
  display:flex;
  justify-content:space-between;
  gap:var(--p2);
  align-items:flex-start;
  margin-bottom:12px;
}

.flow-card__step{
  font-size:11px;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:0.08em;
  color:var(--muted);
  margin-bottom:4px;
}

.flow-card__title{
  font-size:15px;
}

.flow-card__desc{
  max-width:300px;
  font-size:12px;
  line-height:1.5;
  color:var(--muted);
}

.upload-file-input{
  position:absolute;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip:rect(0, 0, 0, 0);
  white-space:nowrap;
  border:0;
}

.upload-dropzone{
  display:grid;
  gap:6px;
  padding:18px;
  border:1px dashed var(--line);
  background:linear-gradient(180deg, #fff 0%, var(--paper) 100%);
  text-decoration:none;
  cursor:pointer;
  transition:border-color 120ms ease, background 120ms ease, transform 120ms ease;
}

.upload-dropzone:hover{
  border-color:#bdbdbd;
  background:linear-gradient(180deg, #fff 0%, #f6f6f6 100%);
}

.upload-dropzone.is-dragover{
  border-color:var(--accent);
  background:linear-gradient(180deg, #fff 0%, #f1f1f1 100%);
  transform:translateY(-1px);
}

.upload-dropzone.is-disabled{
  cursor:not-allowed;
  opacity:0.75;
}

.upload-dropzone__eyebrow{
  font-size:11px;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:0.08em;
  color:var(--muted);
}

.upload-dropzone__title{
  font-size:16px;
  font-weight:600;
}

.upload-dropzone__meta{
  font-size:13px;
  color:var(--muted);
}

.upload-summary{
  margin-bottom:12px;
  border:1px solid var(--line);
  padding:12px;
  background:var(--paper);
}

.upload-summary__row{
  display:flex;
  justify-content:space-between;
  gap:var(--p2);
  margin-bottom:6px;
  align-items:baseline;
}

.upload-summary__label{
  font-size:12px;
  color:var(--muted);
  text-transform:uppercase;
  letter-spacing:0.04em;
}

.upload-summary__value{
  font-family:var(--font-mono);
  font-size:13px;
  color:var(--fg);
  text-align:right;
}

.upload-summary__name{
  font-family:var(--font-mono);
  font-size:13px;
  word-break:break-word;
}

.upload-summary__hint{
  margin-top:8px;
  font-size:12px;
  color:var(--muted);
  line-height:1.5;
}

.upload-queue{
  border:1px solid var(--line);
  padding:12px;
  background:#fff;
}

.upload-queue__header{
  display:flex;
  justify-content:space-between;
  align-items:baseline;
  gap:var(--p2);
  margin-bottom:10px;
}

.upload-queue__title{
  font-size:14px;
  font-weight:600;
}

.upload-queue__meta{
  font-size:12px;
  color:var(--muted);
  text-align:right;
}

.upload-queue__list{
  display:grid;
  gap:10px;
}

.upload-queue__item{
  border:1px solid var(--line2);
  padding:10px;
  background:#fcfcfc;
}

.upload-queue__top{
  display:flex;
  justify-content:space-between;
  gap:var(--p2);
  align-items:flex-start;
}

.upload-queue__actions{
  display:flex;
  align-items:center;
  gap:8px;
  flex-shrink:0;
}

.upload-queue__info{
  min-width:0;
  display:grid;
  gap:4px;
}

.upload-queue__name{
  font-family:var(--font-mono);
  font-size:13px;
  word-break:break-word;
}

.upload-queue__size,
.upload-queue__message,
.upload-queue__stats{
  font-size:12px;
  color:var(--muted);
}

.upload-queue__badge{
  flex-shrink:0;
  border:1px solid var(--line);
  padding:2px 8px;
  font-size:11px;
  font-weight:600;
  text-transform:uppercase;
  letter-spacing:0.04em;
  background:#f5f5f5;
}

.upload-queue__remove{
  border:0;
  background:transparent;
  color:var(--muted);
  font-family:var(--font-mono);
  font-size:12px;
  text-decoration:underline;
  cursor:pointer;
}

.upload-queue__remove:hover{
  color:var(--fg);
}

.upload-queue__badge.is-queued{
  background:#f7f7f7;
}

.upload-queue__badge.is-starting,
.upload-queue__badge.is-signing,
.upload-queue__badge.is-uploading,
.upload-queue__badge.is-finalizing{
  background:#f4f4f4;
  border-color:#cccccc;
}

.upload-queue__badge.is-completed{
  background:var(--success-bg);
  border-color:var(--success-line);
  color:var(--success-fg);
}

.upload-queue__badge.is-failed{
  background:var(--error-bg);
  border-color:var(--error-line);
  color:var(--error-fg);
}

.upload-queue__badge.is-canceled{
  background:var(--warn-bg);
  border-color:var(--warn-line);
  color:var(--warn-fg);
}

.upload-queue__message{
  margin-top:8px;
  word-break:break-word;
  line-height:1.5;
}

.upload-queue__track{
  width:100%;
  height:8px;
  margin-top:10px;
  border:1px solid var(--line);
  background:#f3f3f3;
  overflow:hidden;
}

.upload-queue__fill{
  width:0;
  height:100%;
  background:var(--accent);
}

.upload-queue__fill.is-completed{
  background:var(--success-fg);
}

.upload-queue__fill.is-failed{
  background:#b00020;
}

.upload-queue__fill.is-canceled{
  background:#ad7d2c;
}

.upload-queue__stats{
  margin-top:8px;
  display:flex;
  justify-content:space-between;
  gap:var(--p2);
  font-family:var(--font-mono);
}

.upload-progress{
  border:1px solid var(--line);
  padding:12px;
  background:linear-gradient(180deg, #fff 0%, var(--paper) 100%);
}

.upload-progress__header{
  display:flex;
  justify-content:space-between;
  gap:var(--p2);
  align-items:flex-start;
  margin-bottom:10px;
}

.upload-progress__heading{
  min-width:0;
  display:grid;
  gap:4px;
}

.upload-progress__title{
  font-size:14px;
  font-weight:600;
}

.upload-progress__meta{
  font-size:12px;
  color:var(--muted);
  line-height:1.5;
}

.upload-progress__percent{
  font-family:var(--font-mono);
  font-size:18px;
  font-weight:600;
  white-space:nowrap;
}

.upload-progress__track{
  width:100%;
  height:12px;
  border:1px solid var(--line);
  background:#f3f3f3;
  overflow:hidden;
}

.upload-progress__fill{
  width:0;
  height:100%;
  background:var(--accent);
  transition:width 120ms linear;
}

.upload-progress__stats{
  margin-top:10px;
  display:flex;
  justify-content:space-between;
  gap:var(--p2);
  flex-wrap:wrap;
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--muted);
}

.upload-progress__actions{
  margin-top:12px;
  display:flex;
  justify-content:flex-end;
}

.upload-footnote{
  margin-top:-2px;
  margin-bottom:12px;
  font-size:12px;
  line-height:1.5;
  color:var(--muted);
}

/* =========================
   View files
   ========================= */
.file-browser{
  margin-top:var(--p3);
  border:1px solid var(--line);
  background:#fff;
}

.file-browser__header{
  display:flex;
  justify-content:space-between;
  align-items:baseline;
  gap:var(--p2);
  padding:12px;
  border-bottom:1px solid var(--line2);
  background:var(--paper);
}

.file-browser__title{
  font-size:14px;
  font-weight:600;
}

.file-browser__meta,
.file-browser__empty,
.file-card__meta{
  font-size:12px;
  color:var(--muted);
}

.file-browser__empty{
  padding:12px;
}

.file-browser__list{
  display:grid;
}

.file-card{
  display:flex;
  justify-content:space-between;
  gap:var(--p2);
  align-items:center;
  padding:12px;
  border-top:1px solid var(--line2);
}

.file-card:first-child{
  border-top:0;
}

.file-card__body{
  min-width:0;
  display:grid;
  gap:6px;
}

.file-card__name{
  font-family:var(--font-mono);
  font-size:13px;
  word-break:break-word;
}

.file-card__meta{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
}

.file-card__action{
  flex-shrink:0;
}

/* =========================
   Settings
   ========================= */
.page-settings{
  font-family:var(--font-mono);
}

.header{
  padding:var(--p2) 0;
  margin-bottom:var(--p3);
  border-bottom:1px solid var(--line);
  font-size:16px;
  font-weight:600;
}

.settings-intro{
  margin-bottom:var(--p3);
  padding:12px;
  border:1px solid var(--line);
  background:var(--paper);
  font-size:13px;
  line-height:1.55;
  color:var(--ink-soft);
}

.topbar{
  display:flex;
  justify-content:space-between;
  gap:var(--p2);
  margin-bottom:var(--p3);
  font-size:13px;
  color:var(--muted);
  align-items:center;
  flex-wrap:wrap;
}

.topbar code{
  font-family:var(--font-mono);
  border:1px solid var(--line2);
  padding:0 4px;
}

.setting-card{
  border:1px solid var(--line);
  margin-bottom:var(--p2);
  overflow:hidden;
}

.row{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:var(--p2);
  padding:var(--p3);
  border-bottom:1px solid var(--line2);
}

.row-left{
  min-width:0;
  display:flex;
  align-items:baseline;
  gap:var(--p2);
}

.label{font-size:14px;}
.status{font-size:12px;color:var(--muted);}
.status.is-enabled{color:var(--success-fg);}
.status.is-disabled{color:#b00020;}

.setting-foot{
  padding:var(--p2) var(--p3) var(--p3);
  display:flex;
  justify-content:space-between;
  gap:var(--p2);
  font-size:12px;
  color:var(--muted);
}

/* =========================
   Switch -> plain checkbox
   ========================= */
.switch{
  display:inline-flex;
  align-items:center;
  gap:var(--p1);
}

.switch input{
  opacity:1;
  width:18px;
  height:18px;
  margin:0;
}

.slider{display:none;}

/* =========================
   Modal
   ========================= */
.modal{
  position:fixed;
  inset:0;
  display:none;
  align-items:center;
  justify-content:center;
  padding:var(--p4);
  z-index:1000;
}

.modal.is-open{display:flex;}

.modal__backdrop{
  position:absolute;
  inset:0;
  background:rgba(0,0,0,0.35);
}

.modal__dialog{
  position:relative;
  width:100%;
  max-width:var(--w);
  border:1px solid var(--line);
  background:var(--bg);
}

.modal__header{
  padding:var(--p3);
  border-bottom:1px solid var(--line2);
}

.modal__title{
  font-size:16px;
}

.modal__body{
  padding:var(--p3);
  display:grid;
  gap:var(--p2);
}

.modal__text{
  font-size:13px;
  color:var(--muted);
}

.modal__input{
  height:var(--btn-h);
  padding:0 var(--p3);
  border:1px solid var(--line);
  background:transparent;
  font-family:var(--font-mono);
  font-size:16px;
  color:var(--fg);
}

.modal__error{
  min-height:18px;
  font-size:12px;
  color:#b00020;
}

.modal__actions{
  padding:var(--p3);
  border-top:1px solid var(--line2);
  display:flex;
  justify-content:flex-end;
  gap:var(--p2);
  flex-wrap:wrap;
}

/* =========================
   Small screens
   ========================= */
@media (max-width: 520px){
  .container{padding:var(--p3);}
  .info-grid{grid-template-columns:1fr;}
  .topbar{flex-direction:column;align-items:stretch;}
  .row{flex-wrap:wrap;align-items:flex-start;}
  .row-left{width:100%;}
  .row .switch{margin-left:auto;}
  .setting-foot{flex-direction:column;align-items:stretch;}
  .flow-card__header,
  .upload-queue__header,
  .upload-queue__top,
  .upload-queue__actions,
  .upload-summary__row,
  .upload-progress__header,
  .file-browser__header,
  .file-card{
    flex-direction:column;
    align-items:stretch;
  }
  .button-row--split{
    justify-content:stretch;
  }
  .button-row .btn{
    width:100%;
  }
  .flow-card__desc{
    max-width:none;
  }
  .upload-queue__meta{
    text-align:left;
  }
  .upload-summary__value,
  .upload-progress__percent{
    text-align:left;
  }
  .file-card__action,
  .upload-progress__actions .btn{
    width:100%;
  }
}