:root{
  --green:#006b4f;
  --green-dark:#0b3d31;
  --green-deep:#082e25;
  --green-soft:#eaf4ef;
  --green-pale:#f3f8f5;
  --bg:#f4f6f5;
  --paper:#ffffff;
  --text:#202722;
  --muted:#6d7973;
  --line:#dfe7e2;
  --line-strong:#cdd8d2;
  --red:#b83a34;
  --red-soft:#fff1f0;
  --amber:#80641f;
  --amber-soft:#fff8e5;
  --shadow:0 8px 28px rgba(20,46,36,.07);
}
*{box-sizing:border-box}
html{background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;line-height:1.65}
a{color:inherit}
button,input,select,textarea{font:inherit}
.header{background:var(--paper);border-bottom:1px solid var(--line);padding:22px 28px;position:relative}
.head-inner{max-width:1180px;margin:auto;display:flex;justify-content:space-between;align-items:center;gap:24px}
.brand-wrap{min-width:0}
.brand-kicker{margin-bottom:5px;color:var(--green);font-size:11px;font-weight:800;letter-spacing:.16em}
.brand{font-size:31px;font-weight:800;letter-spacing:.015em;line-height:1.25;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.clock{text-align:right;font-variant-numeric:tabular-nums;color:var(--muted);flex:0 0 auto}
.clock .date{font-size:13px}.clock .time{font-size:24px;font-weight:750;color:var(--text);letter-spacing:.03em}
.adminbar{background:var(--green-deep);color:#fff;padding:9px 16px}
.adminbar .inner{max-width:1180px;margin:auto;display:flex;justify-content:space-between;align-items:center;gap:18px}
.adminbar-brand{display:flex;align-items:center;gap:12px;min-width:0}
.adminbar-brand strong{letter-spacing:.1em;font-size:13px}
.admin-tools{display:flex;align-items:center;gap:15px;flex-wrap:wrap;justify-content:flex-end;font-size:12px}
.admin-tools a{color:#fff;text-decoration:none;opacity:.82;transition:opacity .2s}
.admin-tools a:hover{opacity:1}
.admin-user{opacity:.72;max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.nav{max-width:1180px;margin:18px auto;display:grid;grid-template-columns:repeat(3,1fr);gap:10px;padding:0 16px}
.nav a{display:block;text-decoration:none;text-align:center;padding:14px 16px;border:1px solid var(--line);background:var(--paper);border-radius:12px;color:#324039;font-weight:700;box-shadow:0 2px 8px rgba(16,43,33,.03);transition:border-color .2s,color .2s,transform .2s,box-shadow .2s}
.nav a:hover{border-color:#9ab7aa;color:var(--green);transform:translateY(-1px);box-shadow:0 7px 20px rgba(16,43,33,.06)}
.nav a.active{background:var(--green);border-color:var(--green);color:white}
.wrap{max-width:1180px;margin:0 auto;padding:22px 16px 38px}
.card{background:var(--paper);border:1px solid #e7ede9;border-radius:18px;padding:22px;box-shadow:var(--shadow);margin-bottom:18px;overflow-x:auto}
.card h2{margin:0 0 17px;color:var(--text);font-size:23px;line-height:1.35}
.card h3{margin:24px 0 12px;font-size:17px;color:var(--text)}
.meta{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:13px 15px;background:var(--green-pale);border:1px solid #e4eee9;border-radius:13px;margin-bottom:16px}
.meta h2{margin:0}
table{width:100%;border-collapse:collapse;min-width:620px}
th,td{padding:12px 10px;border-bottom:1px solid var(--line);text-align:right;white-space:nowrap}
th:nth-child(2),td:nth-child(2){text-align:left}
th{background:#f3f7f5;color:#385148;font-size:12px;font-weight:750;letter-spacing:.03em}
tbody tr:hover{background:#fbfdfc}
.cutoff td{border-bottom:2px solid var(--green)}
.top4 td:first-child{font-weight:800;color:var(--green)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--green);border-radius:10px;padding:10px 15px;background:var(--green);color:white;text-decoration:none;font-weight:750;cursor:pointer;line-height:1.3;transition:transform .18s,box-shadow .18s,background .18s,border-color .18s}
.btn:hover{background:#005a43;border-color:#005a43;transform:translateY(-1px);box-shadow:0 6px 16px rgba(0,107,79,.14)}
.btn.secondary{background:#fff;color:#264238;border-color:#cddbd4;box-shadow:none}
.btn.secondary:hover{color:var(--green);border-color:#9bbcae;background:#f8fbf9}
.btn.danger{background:var(--red-soft);color:var(--red);border-color:#efc4c1;box-shadow:none}
.btn.danger:hover{background:#ffe8e6;border-color:#e9a5a0}
.btn.attendance-warning{background:#fff5df;color:#8a5b12;border-color:#e7c77f;box-shadow:none}
.btn.attendance-warning:hover{background:#ffedc2;color:#70470a;border-color:#d7ab50;box-shadow:0 5px 14px rgba(138,91,18,.10)}

input,select,textarea{width:100%;padding:11px 12px;border:1px solid #cdd8d2;border-radius:9px;background:#fff;color:var(--text);outline:none;transition:border-color .18s,box-shadow .18s}
input:focus,select:focus,textarea:focus{border-color:#75a894;box-shadow:0 0 0 3px rgba(0,107,79,.08)}
label{display:block;font-weight:750;margin-bottom:6px;font-size:13px;color:#34443e}
small,.small{font-size:12px;color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.notice{background:var(--amber-soft);border:1px solid #ead9a4;color:#5f512d;border-radius:10px;padding:12px 14px;margin-bottom:14px}
body.admin-mode .notice.is-dismissible{position:relative;padding-right:46px;transition:opacity .18s ease,transform .18s ease}
body.admin-mode .notice.is-dismissible.is-dismissing{opacity:0;transform:translateY(-4px)}
.notice-dismiss{position:absolute;top:50%;right:10px;display:inline-flex;width:28px;height:28px;align-items:center;justify-content:center;padding:0;transform:translateY(-50%);border:0;border-radius:7px;background:transparent;color:currentColor;font-size:21px;line-height:1;cursor:pointer;opacity:.62;transition:background .16s ease,opacity .16s ease}
.notice-dismiss:hover{background:rgba(95,81,45,.09);opacity:1}
.notice-dismiss:focus-visible{outline:2px solid currentColor;outline-offset:2px}

.empty{text-align:center;color:var(--muted);padding:44px 10px}
.archive-row{display:flex;justify-content:space-between;gap:18px;align-items:center;padding:15px 2px;border-bottom:1px solid var(--line)}
.archive-row:last-child{border-bottom:0}
.badge{display:inline-flex;align-items:center;padding:4px 9px;border-radius:999px;background:#edf5f1;color:#37574b;font-size:11px;font-weight:800;white-space:nowrap}
.badge.final{background:#fff4d9;color:#72570f}
.badge.live{background:#e6f4ee;color:var(--green)}
.badge.archived{background:#eff1f0;color:#69746f}
.table-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.seatbox{border:1px solid var(--line);border-radius:13px;padding:15px;background:#fcfdfc}
.seatbox h3{margin:0 0 10px;color:var(--green-dark)}
.seatrow{display:grid;grid-template-columns:36px 1fr;gap:8px;padding:7px 0;border-bottom:1px dashed #e2e8e5}
.seatrow:last-child{border-bottom:0}
.danger-text{color:var(--red)}
.dashboard-head{display:flex;justify-content:space-between;align-items:flex-end;gap:18px;margin-bottom:18px}
.dashboard-head h1{margin:0;font-size:30px;line-height:1.25}
.dashboard-head p{margin:6px 0 0;color:var(--muted);font-size:13px}
.tournament-list{display:grid;gap:14px}
.tournament-card{background:#fff;border:1px solid #e3eae6;border-radius:16px;padding:18px;box-shadow:0 4px 16px rgba(18,51,39,.045)}
.tournament-card__top{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:15px}
.tournament-card__title{margin:0 0 5px;font-size:20px;line-height:1.35}
.tournament-card__meta{display:flex;gap:10px;flex-wrap:wrap;color:var(--muted);font-size:12px}
.tournament-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:14px 0}
.stat{padding:12px 13px;border-radius:12px;background:#f7faf8;border:1px solid #e6eee9}
.stat small{display:block;margin-bottom:3px}.stat strong{display:block;font-size:19px;line-height:1.2}
.progress{height:7px;border-radius:999px;background:#e7ede9;overflow:hidden;margin-top:8px}
.progress>span{display:block;height:100%;background:var(--green);border-radius:inherit}
.tournament-card__footer{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-top:15px;padding-top:14px;border-top:1px solid var(--line)}
.login-wrap{padding-top:46px;max-width:560px}
.login-card{padding:34px}
.login-brand{margin-bottom:8px;color:var(--green);font-size:12px;font-weight:900;letter-spacing:.18em}
.login-card h2{font-size:28px;margin-bottom:8px}
.field-block{margin-bottom:14px}
.google-btn{width:100%;margin-top:22px;background:#fff;color:#29342f;border-color:#d4ddd8;box-shadow:0 2px 8px rgba(20,46,36,.05)}
.google-btn:hover{background:#f9fbfa;color:#202722;border-color:#b9c9c1}
.admin-auth-methods{display:grid;gap:10px;margin-top:22px}
.admin-auth-method{width:100%;min-height:46px}
.admin-email-auth>summary{list-style:none}
.admin-email-auth>summary::-webkit-details-marker{display:none}
.admin-email-auth__body{margin-top:10px;padding:16px;border:1px solid #e2d8da;border-radius:12px;background:#faf8f8}
.admin-email-auth__form{display:grid;gap:9px}
.admin-email-auth__form input{width:100%}
.admin-email-auth__resend{margin-top:10px}
.admin-auth-upgrade-note{margin-top:14px}
.google-mark{width:23px;height:23px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;border:1px solid #d7dedb;font-weight:800;color:#4285f4;background:#fff}
.login-divider{position:relative;margin:24px 0;text-align:center;color:#89938e;font-size:11px}
.login-divider:before{content:"";position:absolute;left:0;right:0;top:50%;height:1px;background:var(--line)}
.login-divider span{position:relative;padding:0 12px;background:#fff}
.login-submit{width:100%;margin-top:4px}
.login-error{background:var(--red-soft);border-color:#efc4c1;color:#8d2f2a}

/* Tournament setup controls */
.date-setting{position:relative}
.date-native-picker{position:absolute!important;width:1px!important;height:1px!important;min-width:0!important;min-height:0!important;padding:0!important;border:0!important;opacity:0;pointer-events:none;left:0;top:0}
.date-control-row{display:flex;align-items:center;gap:6px;flex-wrap:wrap;min-height:46px}
.date-control-row select{width:auto;cursor:pointer;padding:10px 28px 10px 11px}
.date-control-row .date-year{width:92px}
.date-control-row .date-month,.date-control-row .date-day{width:66px}
.date-control-row>span:not(.date-weekday){font-size:12px;color:var(--muted);margin-left:-2px}
.date-calendar-btn{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0;border:1px solid #cdd8d2;border-radius:9px;background:#fff;color:var(--green-dark);font-size:18px;cursor:pointer;transition:border-color .18s,background .18s,box-shadow .18s,transform .18s}
.date-calendar-btn:hover{background:#f8fbf9;border-color:#9bbcae;transform:translateY(-1px)}
.date-calendar-btn:focus-visible{outline:none;border-color:#75a894;box-shadow:0 0 0 3px rgba(0,107,79,.08)}
.date-weekday{display:inline-flex;align-items:center;min-width:58px;font-size:13px;font-weight:800;color:var(--green-dark);white-space:nowrap}
.date-weekday:empty{display:none}
.date-weekday.is-saturday{color:#2f6fa7}
.date-weekday.is-sunday,.date-weekday.is-holiday{color:var(--red)}
.choice-field{margin:18px 0 0;padding:0;border:0}
.choice-field legend{margin-bottom:8px;font-size:13px;font-weight:800;color:#34443e}
.choice-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.choice-card{position:relative;margin:0;cursor:pointer}
.choice-card input{position:absolute;opacity:0;pointer-events:none}
.choice-card__body{display:block;min-height:86px;padding:15px 16px;border:1px solid #d8e2dc;border-radius:13px;background:#fff;transition:border-color .18s,background .18s,box-shadow .18s,transform .18s}
.choice-card__body strong{display:block;margin-bottom:4px;font-size:15px;color:var(--text)}
.choice-card__body small{display:block;line-height:1.6}
.choice-card:hover .choice-card__body{border-color:#99b8aa;background:#fbfdfc;transform:translateY(-1px)}
.choice-card input:checked + .choice-card__body{border-color:var(--green);background:var(--green-soft);box-shadow:0 0 0 2px rgba(0,107,79,.08)}
.choice-card input:checked + .choice-card__body strong{color:var(--green-dark)}
.choice-card input:focus-visible + .choice-card__body{outline:3px solid rgba(0,107,79,.18);outline-offset:2px}

@media(max-width:720px){
  .header{padding:17px 16px}.brand{font-size:23px}.clock .time{font-size:19px}.clock .date{font-size:11px}
  .adminbar .inner{align-items:flex-start}.admin-tools{gap:10px}.admin-user{display:none}
  .nav{grid-template-columns:repeat(3,1fr);gap:7px;margin:12px auto}.nav a{padding:11px 8px;font-size:12px}
  .wrap{padding:14px 12px 28px}.card{padding:16px;border-radius:14px}
  .grid{grid-template-columns:1fr}.table-grid{grid-template-columns:1fr}
  th,td{padding:8px 6px;font-size:12px}
  .archive-row{align-items:flex-start;flex-direction:column}.archive-row .actions{width:100%}
  .dashboard-head{align-items:flex-start;flex-direction:column}.dashboard-head .btn{width:100%}
  .dashboard-head h1{font-size:25px}.tournament-card__top{flex-direction:column}.tournament-stats{grid-template-columns:repeat(3,1fr)}
  .tournament-card__footer .actions{width:100%}.tournament-card__footer .btn{flex:1}
  .login-wrap{padding-top:22px}.login-card{padding:22px}
  .choice-cards{grid-template-columns:1fr}
}
@media(max-width:430px){
  .head-inner{align-items:flex-start}.clock{display:none}.brand{white-space:normal}
  .nav{grid-template-columns:1fr}.tournament-stats{grid-template-columns:1fr}
  .date-control-row{gap:5px}
  .date-control-row .date-year{width:88px}
  .date-control-row .date-month,.date-control-row .date-day{width:62px}
  .date-calendar-btn{width:42px;height:42px}
}

/* role switch: operator / participant */
.adminbar-brand-group{display:flex;align-items:center;gap:12px;min-width:0}
.brand-kicker-row{display:flex;align-items:center;gap:10px;margin-bottom:5px;min-width:0}
.brand-kicker-row .brand-kicker{margin-bottom:0}
.role-switch-link{display:inline-flex;align-items:center;flex:0 0 auto;text-decoration:none;white-space:nowrap;font-weight:700}
.role-switch-link--admin{padding-left:12px;border-left:1px solid rgba(255,255,255,.28);color:#fff;font-size:11px;letter-spacing:.03em;opacity:.78;transition:opacity .2s}
.role-switch-link--admin:hover,.role-switch-link--admin:focus-visible{opacity:1}
.role-switch-link--participant{padding-left:10px;border-left:1px solid var(--line-strong);color:var(--muted);font-size:11px;letter-spacing:.02em;transition:color .2s}
.role-switch-link--participant:hover,.role-switch-link--participant:focus-visible{color:var(--green)}
.role-switch-link:focus-visible{outline:2px solid currentColor;outline-offset:3px;border-radius:2px}

@media(max-width:720px){
  .adminbar-brand-group{gap:9px}
  .adminbar-brand-group .adminbar-brand strong{font-size:12px;letter-spacing:.06em}
  .role-switch-link--admin{padding-left:9px;font-size:10px}
  .brand-kicker-row{gap:8px}
  .role-switch-link--participant{padding-left:8px;font-size:10px}
}


/* Shared confirmation dialog */
.app-confirm-dialog{width:min(92vw,540px);padding:0;border:0;border-radius:18px;background:#fff;color:var(--text);box-shadow:0 24px 70px rgba(8,46,37,.24)}
.app-confirm-dialog::backdrop{background:rgba(18,18,18,.48);backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px)}
.app-confirm-dialog__inner{padding:22px}
.app-confirm-dialog__head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:18px}
.app-confirm-dialog__eyebrow{margin-bottom:3px;color:var(--green);font-size:11px;font-weight:900;letter-spacing:.11em}
.app-confirm-dialog h2{margin:0;font-size:22px;line-height:1.3}
.app-confirm-dialog__close{width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;flex:0 0 34px;padding:0;border:0;border-radius:9px;background:#f3f6f4;color:#5d6963;font-size:24px;line-height:1;cursor:pointer}
.app-confirm-dialog__close:hover{background:#eaf4ef;color:var(--green)}
.app-confirm-dialog__body{color:#4d5752;font-size:13px;line-height:1.75}
.app-confirm-dialog__body p{margin:0;white-space:pre-line}
.app-confirm-dialog__body ul{margin:12px 0 0;padding:13px 16px 13px 32px;border:1px solid #e3e8e5;border-radius:11px;background:#f8faf9}
.app-confirm-dialog__body li+li{margin-top:5px}
.app-confirm-dialog__actions{display:flex;justify-content:flex-end;gap:9px;margin-top:18px}
.app-confirm-dialog.is-danger .app-confirm-dialog__eyebrow{color:#7b222d}
.app-confirm-dialog.is-danger .app-confirm-dialog__body ul{border-color:#e9d1d3;background:#fff8f8}
.app-confirm-dialog.is-danger [data-app-confirm-ok]{background:#7f202a;border-color:#7f202a}
.app-confirm-dialog.is-danger [data-app-confirm-ok]:hover{background:#6f1721;border-color:#6f1721}
body.admin-mode .app-confirm-dialog:not(.is-danger) .app-confirm-dialog__eyebrow{color:#7b222d}
body.admin-mode .app-confirm-dialog:not(.is-danger) [data-app-confirm-ok]{background:#7f202a;border-color:#7f202a}
body.admin-mode .app-confirm-dialog:not(.is-danger) [data-app-confirm-ok]:hover{background:#6f1721;border-color:#6f1721}
@media(max-width:720px){.app-confirm-dialog__inner{padding:18px}.app-confirm-dialog__actions .btn{flex:1}}


/* Shared seat-wind badge */
.seat-wind{
  display:inline-flex;
  width:40px;
  height:40px;
  flex:0 0 40px;
  align-items:center;
  justify-content:center;
  border-radius:8px;
  color:#fff;
  font-size:17px;
  font-weight:900;
  line-height:1;
}
.seat-wind--east{background:#e54c55}
.seat-wind--south{background:#3277d4}
.seat-wind--west{background:#0a8a65}
.seat-wind--north{background:#e87511}
@media(max-width:720px){
  .seat-wind{
    width:36px;
    height:36px;
    flex-basis:36px;
    font-size:15px;
  }
}


/* Shared page refresh control */
.page-refresh-btn{
  display:inline-flex;
  min-height:34px;
  align-items:center;
  justify-content:center;
  gap:6px;
  flex:0 0 auto;
  padding:7px 10px;
  border:1px solid var(--line-strong);
  border-radius:9px;
  background:#fff;
  color:#486057;
  font-size:11px;
  font-weight:850;
  line-height:1;
  white-space:nowrap;
  cursor:pointer;
  box-shadow:none;
  transition:border-color .18s,color .18s,background .18s,transform .18s;
}
.page-refresh-btn svg{width:15px;height:15px;flex:0 0 15px}
.page-refresh-btn:hover{border-color:#9bbcae;background:#f8fbf9;color:var(--green);transform:translateY(-1px)}
.page-refresh-btn:focus-visible{outline:2px solid rgba(0,107,79,.2);outline-offset:2px}
.page-refresh-actions{display:flex;align-items:center;justify-content:flex-end;gap:8px;min-width:0;flex-wrap:wrap}.page-refresh-toolbar{margin-bottom:14px}
body.admin-mode .page-refresh-btn{border-color:#d8cdcd;color:#6d5656}
body.admin-mode .page-refresh-btn:hover{border-color:#a98282;background:#fffafa;color:#7b222d}
@media(max-width:430px){
  .page-refresh-btn{min-height:32px;padding:6px 9px}
  .page-refresh-btn span{font-size:10px}
  .page-refresh-actions{gap:6px}
}