:root{
  --bg:#0b0f14;--surface:#131922;--surface-2:#1b2230;--border:#242c3a;
  --text:#e7ecf3;--muted:#8a94a6;--brand:#ff7a1a;--brand-2:#ffa257;
  --ok:#22c55e;--bad:#ef4444;
}
*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{
  font-family:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Inter,sans-serif;
  background:radial-gradient(1200px 600px at 10% -10%,rgba(255,122,26,.08),transparent),var(--bg);
  color:var(--text);-webkit-font-smoothing:antialiased;
}
a{color:var(--brand-2);text-decoration:none}
a:hover{color:var(--brand)}

.shell{max-width:1180px;margin:0 auto;padding:20px 16px 60px}

.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 14px;margin-bottom:20px;
  border:1px solid var(--border);border-radius:14px;
  background:linear-gradient(180deg,var(--surface),var(--surface-2));
}
.topbar .brand{font-weight:700;letter-spacing:.2px}
.topbar .date{color:var(--muted);font-variant-numeric:tabular-nums;font-size:13px}

.grid{display:grid;gap:16px;grid-template-columns:1fr}
@media(min-width:900px){.grid{grid-template-columns:1fr 340px}}

.card{background:var(--surface);border:1px solid var(--border);border-radius:14px;overflow:hidden}
.card-head{padding:14px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;font-weight:600}
.card-body{padding:14px 16px}

.site-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.site-item{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 14px;border-radius:12px;
  background:var(--surface-2);border:1px solid var(--border);
  transition:transform .08s ease,border-color .15s ease;
}
.site-item:hover{border-color:var(--brand);transform:translateY(-1px)}
.site-item .t{display:flex;flex-direction:column;min-width:0}
.site-item .name{font-weight:600;color:var(--text)}
.site-item .url{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:55vw}

.pill{font-size:11px;padding:3px 8px;border-radius:999px;white-space:nowrap}
.pill-on{background:rgba(34,197,94,.12);color:var(--ok)}
.pill-off{background:rgba(239,68,68,.12);color:var(--bad)}

.field{display:grid;gap:6px;margin-bottom:12px}
.field label{font-size:12px;color:var(--muted)}
.input,.btn{
  font:inherit;border-radius:10px;border:1px solid var(--border);
  padding:10px 12px;background:var(--surface-2);color:var(--text);width:100%;
}
.input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,122,26,.18)}
.btn{cursor:pointer;transition:.15s;font-weight:600;text-align:center;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));border-color:transparent;color:#111}
.btn-primary:hover{filter:brightness(1.05)}
.btn-ok{background:rgba(34,197,94,.15);color:var(--ok);border-color:rgba(34,197,94,.3)}
.btn-bad{background:rgba(239,68,68,.15);color:var(--bad);border-color:rgba(239,68,68,.3)}
.btn-row{display:flex;flex-wrap:wrap;gap:8px}
.btn[disabled],.btn[aria-busy="true"]{opacity:.7;cursor:progress}
.spinner{width:14px;height:14px;border-radius:50%;border:2px solid currentColor;border-right-color:transparent;animation:spin .7s linear infinite;display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}

.ayak-card{margin-top:16px}
.ayak-head{
  padding:10px 14px;border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:10px;
  background:linear-gradient(90deg,rgba(255,122,26,.1),transparent);
}
.ayak-badge{
  display:inline-grid;place-items:center;width:28px;height:28px;border-radius:8px;
  font-size:13px;font-weight:700;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#111;
}

.scroll-x{overflow-x:auto;-webkit-overflow-scrolling:touch}

.strips{display:flex;flex-direction:column;gap:8px;padding:12px 14px 14px}
.strip{border:1px solid var(--border);border-radius:12px;background:var(--surface-2);padding:10px 12px}
.strip-row{display:flex;gap:8px;min-width:max-content}
.chip{flex:0 0 auto;min-width:72px;padding:8px 6px;text-align:center;border-radius:10px;background:var(--surface);border:1px solid var(--border)}
.atno{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:28px;padding:2px 8px;border-radius:6px;font-weight:700;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#111;
  font-variant-numeric:tabular-nums;
}
.oran{margin-top:6px;font-weight:600;font-variant-numeric:tabular-nums}
.delta{display:block;margin-top:3px;font-size:11px;font-variant-numeric:tabular-nums}
.delta.up{color:var(--ok)}
.delta.down{color:var(--bad)}

.empty-state{padding:28px;text-align:center;color:var(--muted)}

.flash{padding:10px 14px;border-radius:10px;margin-bottom:12px;font-size:13px}
.flash-ok{background:rgba(34,197,94,.12);color:var(--ok);border:1px solid rgba(34,197,94,.3)}
.flash-err{background:rgba(239,68,68,.12);color:var(--bad);border:1px solid rgba(239,68,68,.3)}

@media(max-width:640px){
  .shell{padding:12px 10px 40px}
  .site-item .url{max-width:42vw}
  .chip{min-width:60px;padding:6px 4px}
  .atno{font-size:12px}
  .strips{padding:10px}
}

/* Kupon */
.chip-pickable{cursor:pointer;transition:transform .08s, box-shadow .08s, border-color .08s}
.chip-pickable:hover{transform:translateY(-1px)}
.chip-selected{border-color:var(--ok)!important;box-shadow:0 0 0 2px rgba(34,197,94,.4) inset;background:rgba(34,197,94,.1)}
.kupon-table{width:100%;border-collapse:collapse;font-size:13px;font-variant-numeric:tabular-nums}
.kupon-table th,.kupon-table td{padding:8px 10px;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap}
.kupon-table th{color:var(--muted);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.04em}
.kupon-table td.up{color:var(--ok)}
.kupon-table td.down{color:var(--bad)}

/* Modal */
.modal-backdrop{
  position:fixed;inset:0;background:rgba(5,8,12,.72);backdrop-filter:blur(4px);
  display:flex;align-items:center;justify-content:center;z-index:1000;
  opacity:0;pointer-events:none;transition:opacity .15s ease;
}
.modal-backdrop.show{opacity:1;pointer-events:auto}
.modal{
  background:var(--surface);border:1px solid var(--border);border-radius:14px;
  width:min(440px,calc(100vw - 32px));box-shadow:0 24px 60px rgba(0,0,0,.5);
  transform:translateY(8px) scale(.98);transition:transform .18s ease;
  overflow:hidden;
}
.modal-backdrop.show .modal{transform:translateY(0) scale(1)}
.modal-head{
  display:flex;align-items:center;gap:10px;
  padding:16px 18px;border-bottom:1px solid var(--border);
}
.modal-icon{
  width:32px;height:32px;border-radius:8px;display:grid;place-items:center;
  font-size:16px;flex-shrink:0;
}
.modal-icon.warn{background:rgba(239,68,68,.14);color:var(--bad)}
.modal-icon.info{background:rgba(255,122,26,.14);color:var(--brand)}
.modal-title{font-size:15px;font-weight:600;color:var(--text);margin:0}
.modal-body{padding:14px 18px 18px;color:var(--text);font-size:14px;line-height:1.5}
.modal-body .muted{color:var(--muted);font-size:12px;margin-top:8px}
.modal-foot{
  display:flex;justify-content:flex-end;gap:8px;
  padding:12px 18px;background:var(--surface-2);border-top:1px solid var(--border);
}
.modal-foot .btn{padding:7px 14px;font-size:13px}

/* Kupon tabs & özet matrix */
.kupon-tabs{display:flex;gap:4px;margin-bottom:12px;border-bottom:1px solid var(--border)}
.kupon-tab{
  background:none;border:0;color:var(--muted);cursor:pointer;
  padding:8px 14px;font-size:13px;font-weight:500;
  border-bottom:2px solid transparent;margin-bottom:-1px;
}
.kupon-tab:hover{color:var(--text)}
.kupon-tab.active{color:var(--brand);border-bottom-color:var(--brand)}
.kupon-matrix th{text-align:center;color:var(--brand);font-size:12px}
.kupon-matrix td{text-align:center;padding:10px;font-size:15px}
.kupon-matrix tbody tr:hover{background:var(--surface-2)}
.delta-abs{display:block;font-size:10px;opacity:.85;font-variant-numeric:tabular-nums;margin-top:1px}