:root{--ink:#172128;--muted:#6d7779;--paper:#f2f1ec;--card:#fff;--line:#dfe1dc;--nav:#121a20;--nav-soft:#1c272e;--mint:#b9f5cf;--mint-strong:#3cbe79;--blue:#c9e4ff;--gold:#ffe5a8;--coral:#ffcec0;--danger:#d84d45;--shadow:0 18px 50px rgba(19,29,35,.12);font-family:Inter,"Segoe UI",system-ui,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}
body{margin:0;min-height:100vh;background:var(--paper)}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
[hidden]{display:none!important}

/* Brand mark */
.brand-mark{width:52px;height:52px;border-radius:15px;display:grid;place-items:center;background:var(--mint);color:#14231d;font-weight:900;letter-spacing:-.06em;box-shadow:0 8px 24px rgba(85,208,137,.22)}
.brand-mark.small{width:38px;height:38px;border-radius:11px;font-size:12px;flex:0 0 auto}

/* Login gate */
.auth-gate{position:fixed;inset:0;z-index:100;background:var(--nav);display:grid;place-items:center;padding:24px;overflow:hidden}
.auth-gate:before,.auth-gate:after{content:"";position:absolute;border:1px solid rgba(185,245,207,.09);border-radius:50%;width:650px;height:650px}
.auth-gate:before{right:-240px;top:-280px}
.auth-gate:after{left:-300px;bottom:-420px}
.auth-card{width:min(410px,100%);background:#f7f7f2;border-radius:20px;padding:38px;box-shadow:0 35px 90px rgba(0,0,0,.3);position:relative}
.auth-card .brand-mark{margin-bottom:24px}
.auth-card h1{font:500 35px Georgia,serif;margin:5px 0 9px;letter-spacing:-.02em}
.auth-copy{font-size:12px;line-height:1.6;color:var(--muted);margin-bottom:22px}
.auth-card label{display:block;font-size:9px;font-weight:800;text-transform:uppercase;letter-spacing:.1em;margin:14px 0 7px}
.secret-field{display:flex;position:relative;margin:0 0 4px}
.secret-field input{width:100%;padding-right:58px}
.secret-field button{position:absolute;right:6px;top:6px;bottom:6px;border:0;background:transparent;font-size:10px;color:var(--muted)}
.form-error{min-height:16px;color:var(--danger);font-size:10px;margin:5px 0}
.auth-note{text-align:center;color:#939b98;font-size:9px;margin:19px 0 0}

/* Shared controls */
.eyebrow{margin:0;text-transform:uppercase;letter-spacing:.15em;font-weight:800;font-size:9px;color:#78817f}
.eyebrow.light{color:#a9bbb7}
.button{border:0;border-radius:9px;padding:10px 15px;font-size:12px;font-weight:750;display:inline-flex;align-items:center;justify-content:center;gap:12px;transition:transform .15s,background .15s}
.button:hover{transform:translateY(-1px)}
.button:disabled{opacity:.45;cursor:not-allowed;transform:none}
.button.primary{background:var(--ink);color:white}
.button.secondary{background:white;color:var(--ink);border:1px solid var(--line)}
.button.danger{background:var(--danger);color:#fff}
.button.wide{width:100%;padding:13px 16px;justify-content:space-between}
select,input,textarea{border:1px solid #d9dcd6;border-radius:8px;background:#fff;padding:10px 11px;color:var(--ink);outline:none}
select:focus,input:focus,textarea:focus{border-color:#81c59f;box-shadow:0 0 0 3px rgba(80,190,128,.1)}
input{width:100%}

/* App shell (centered, single column) */
.portal{max-width:1100px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column}
.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:16px clamp(20px,4vw,40px);border-bottom:1px solid var(--line);background:rgba(242,241,236,.92);backdrop-filter:blur(14px)}
.topbar-brand{display:flex;align-items:center;gap:12px}
.topbar-brand div{display:grid}
.topbar-brand h1{font-family:Georgia,serif;font-size:22px;margin:3px 0 0;font-weight:500;letter-spacing:-.025em}
.topbar-account{display:flex;align-items:center;gap:14px}
.account-ident{display:grid;text-align:right}
.account-ident strong{font-size:13px}
.account-ident span{font-size:10px;color:var(--muted);margin-top:2px}
.page-content{padding:30px clamp(20px,4vw,40px) 60px;display:grid;gap:18px}

/* Not registered notice */
.not-registered{border:1px solid #f0d9a8;background:#fff8e6;border-radius:14px;padding:16px 20px}
.not-registered p{margin:0;font-size:12px;line-height:1.55;color:#7a5c1e}
.not-registered strong{color:#5c4412}

/* Metrics */
.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}
.metric-card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:19px;min-height:150px}
.metric-icon{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;font-weight:850}
.metric-icon.mint{background:var(--mint)}
.metric-icon.blue{background:var(--blue)}
.metric-icon.gold{background:var(--gold)}
.metric-icon.coral{background:var(--coral)}
.metric-card p{font-size:11px;color:var(--muted);margin:16px 0 5px}
.metric-card>strong{font-family:Georgia,serif;font-size:31px;font-weight:500}
.metric-card small{display:block;margin-top:9px;color:#8a9392;font-size:10px}
.rules-line{font-size:11px;color:var(--muted);margin:0;text-align:center;letter-spacing:.02em}

/* Headings */
.section-heading{display:flex;align-items:flex-end;justify-content:space-between;margin:14px 0 0}
.section-heading h2{font-family:Georgia,serif;font-weight:500;font-size:23px;margin:5px 0 0;letter-spacing:-.02em}

/* Panels / tables */
.panel{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse;font-size:12px}
th{text-align:left;text-transform:uppercase;letter-spacing:.09em;font-size:8px;color:#8c9492;padding:12px 17px;background:#fafaf7;border-bottom:1px solid var(--line)}
td{padding:14px 17px;border-bottom:1px solid #eceeea;vertical-align:middle}
tbody tr:last-child td{border-bottom:0}
.empty-cell{text-align:center;color:var(--muted);padding:35px}

/* Rewards grid */
.rewards-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}
.reward-tile{border:1px solid var(--line);border-radius:13px;background:#fafaf7;overflow:hidden;display:flex;flex-direction:column;min-width:0}
.reward-preview{aspect-ratio:1.25;background:linear-gradient(145deg,#e7eae3,#f5f5f0);display:grid;place-items:center;position:relative;overflow:hidden}
.reward-placeholder{position:absolute;inset:0;display:grid;place-items:center;text-align:center;padding:12px;font:500 13px Georgia,serif;color:#8b958f;overflow:hidden}
.reward-preview img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;padding:8px;background:#eef0ea;opacity:0;transition:opacity .18s}
.reward-preview img.loaded{opacity:1}
.reward-body{padding:12px;display:flex;flex-direction:column;gap:10px;flex:1;min-width:0}
.reward-body h3{font-size:12px;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.reward-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:auto}
.reward-actions .button{width:100%;padding:9px 6px;font-size:10px;gap:0}

/* Confirm dialog */
.confirm-modal{border:0;border-radius:17px;padding:0;box-shadow:var(--shadow);background:transparent}
.confirm-modal::backdrop{background:rgba(10,18,22,.5);backdrop-filter:blur(3px)}
.confirm-modal form{width:min(400px,calc(100vw - 30px));background:#fff;border-radius:17px;padding:29px;text-align:center}
.confirm-symbol{width:48px;height:48px;border-radius:14px;background:var(--coral);display:grid;place-items:center;margin:auto;font-weight:900}
.confirm-modal h2{font:500 24px Georgia,serif;margin:17px 0 8px}
.confirm-modal p{color:var(--muted);font-size:11px;line-height:1.6;margin:0 0 22px}
.confirm-modal form>div:last-child{display:flex;justify-content:center;gap:8px}

/* Toasts */
.toast-region{position:fixed;right:20px;bottom:20px;display:grid;gap:8px;z-index:110}
.toast{background:#172128;color:white;padding:12px 16px;border-radius:10px;box-shadow:var(--shadow);font-size:11px;animation:toast-in .25s ease}
.toast.error{background:#9e3833}
@keyframes toast-in{from{transform:translateY(8px);opacity:0}to{transform:none;opacity:1}}

/* Responsive */
@media(max-width:960px){.rewards-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:720px){
  .metric-grid{grid-template-columns:1fr}
  .rewards-grid{grid-template-columns:1fr}
  .topbar{align-items:flex-start;flex-wrap:wrap;gap:12px;padding:14px 16px}
  .topbar-account{margin-left:auto}
  .page-content{padding:20px 16px 50px;gap:14px}
  .account-ident{text-align:left}
}