/* ============ Design tokens ============ */
:root{
  --bg: #F4F8FF;
  --surface: #ffffff;
  --surface-2: #6199d6;
  --ink: #0F172A;
  --muted: #64748B;
  --forest: #2563EB;
  --forest-2: #1D4ED8;
  --forest-tint: #DBEAFE;
  --gold: #C0932A;
  --gold-tint: #FBF1DA;
  --coral: #C8532A;
  --coral-tint: #FBE7DD;
  --line: #D6E4FF;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 1px 2px rgba(23,36,28,0.06), 0 8px 24px -12px rgba(23,36,28,0.18);
  --font-display: 'Fraunces', serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  -webkit-font-smoothing:antialiased;
}
a{ color:inherit; }
button{ font-family:inherit; }
h1,h2,h3{ font-family:var(--font-display); font-weight:600; margin:0; letter-spacing:-0.01em; }
p{ margin:0; }
::selection{ background:var(--gold-tint); color:var(--ink); }

:focus-visible{ outline:2px solid var(--forest-2); outline-offset:2px; }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.001ms !important; transition-duration:0.001ms !important; }
}

/* ============ Layout shells ============ */
.center-shell{
  min-height:100vh;
  display:grid;
  grid-template-columns: 1.05fr 1fr;
}
@media (max-width: 900px){
  .center-shell{ grid-template-columns: 1fr; }
  .brand-panel{ display:none; }
}

.brand-panel{
  background: radial-gradient(120% 140% at 15% 10%, #1D4ED8 0%, #2563EB 55%, #1E3A8A 100%);
  color:#F3F5EE;
  padding:56px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  position:relative;
  overflow:hidden;
}
.brand-panel::after{
  content:"";
  position:absolute; inset:auto -20% -30% auto;
  width:520px; height:520px; border-radius:50%;
  background:radial-gradient(circle, rgba(192,147,42,0.28), transparent 65%);
}
.brand-mark{
  display:flex; align-items:center; gap:10px;
  font-family:var(--font-mono); font-size:13px; letter-spacing:0.12em; text-transform:uppercase;
  color:#CFE0D3;
}
.brand-mark .dot{ width:8px; height:8px; border-radius:50%; background:var(--gold); }
.brand-headline{
  font-size:clamp(32px, 4vw, 46px);
  line-height:1.08;
  max-width:520px;
  margin-top:40px;
}
.brand-headline em{ font-style:italic; color:#E8CE8B; }
.brand-sub{
  margin-top:18px; max-width:440px; color:#C7D5CB; font-size:15.5px; line-height:1.6;
}
.brand-stats{
  display:flex; gap:28px; margin-top:auto; position:relative; z-index:1;
}
.brand-stat b{ display:block; font-family:var(--font-display); font-size:26px; color:#F3F5EE; }
.brand-stat span{ font-size:12.5px; color:#A9BCAE; }

.auth-panel{
  display:flex; align-items:center; justify-content:center;
  padding:40px 24px;
}
.auth-card{ width:100%; max-width:400px; }
.auth-card .eyebrow{
  font-family:var(--font-mono); font-size:12px; letter-spacing:0.1em; text-transform:uppercase; color:var(--muted);
}
.auth-card h1{ font-size:28px; margin-top:6px; }
.auth-card .lede{ color:var(--muted); margin-top:8px; font-size:14.5px; }
.auth-switch{ margin-top:22px; font-size:14px; color:var(--muted); }
.auth-switch a{ color:var(--forest); font-weight:600; text-decoration:underline; text-underline-offset:3px; }

/* ============ Form elements ============ */
.field{ margin-top:16px; }
.field label{
  display:block; font-size:12.5px; font-weight:600; color:var(--muted);
  margin-bottom:6px; letter-spacing:0.01em;
}
.field input, .field select{
  width:100%; padding:11px 13px; border-radius:var(--radius-sm);
  border:1.5px solid var(--line); background:var(--surface);
  font-size:14.5px; color:var(--ink); font-family:var(--font-body);
  transition:border-color .15s ease, box-shadow .15s ease;
}
.field input:focus, .field select:focus{
  border-color:var(--forest-2); box-shadow:0 0 0 3px rgba(46,90,64,0.12); outline:none;
}
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:12px; }
@media (max-width:520px){ .field-row{ grid-template-columns:1fr; } }

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:11px 18px; border-radius:999px; border:none; cursor:pointer;
  font-weight:600; font-size:14.5px; transition:transform .12s ease, background .15s ease, opacity .15s ease;
}
.btn:active{ transform:scale(0.97); }
.btn-primary{ background:var(--forest); color:#F3F5EE; }
.btn-primary:hover{ background:var(--forest-2); }
.btn-gold{ background:var(--gold); color:#2B2106; }
.btn-gold:hover{ opacity:0.9; }
.btn-ghost{ background:transparent; color:var(--forest); border:1.5px solid var(--line); }
.btn-ghost:hover{ border-color:var(--forest-2); }
.btn-block{ width:100%; margin-top:22px; }
.btn-sm{ padding:7px 13px; font-size:13px; }
.btn[disabled]{ opacity:0.55; cursor:not-allowed; }

.error-box{
  margin-top:14px; padding:10px 13px; border-radius:var(--radius-sm);
  background:var(--coral-tint); color:#8A3A1D; font-size:13.5px; border:1px solid #F0C6AE;
}
.success-box{
  margin-top:14px; padding:10px 13px; border-radius:var(--radius-sm);
  background:var(--forest-tint); color:var(--forest); font-size:13.5px; border:1px solid #C7D8C4;
}

/* ============ App shell (post-login) ============ */
.shell{
  min-height:100vh;
  display:grid;
  grid-template-columns:252px 1fr;
}
@media (max-width:860px){
  .shell{ grid-template-columns:1fr; }
  .sidebar{ position:sticky; top:0; z-index:20; }
}

.sidebar{
  background:linear-gradient(180deg, #1F3D2C, #1E40AF);
  color:#EDF2E9;
  padding:26px 20px;
  display:flex; flex-direction:column;
}
.sidebar .brand-mark{ padding-left:2px; }
.side-id{
  margin-top:26px; padding:14px; border-radius:var(--radius-sm);
  background:rgba(255,255,255,0.06); border:1px solid rgba(255,255,255,0.09);
}
.side-id .label{ font-size:10.5px; text-transform:uppercase; letter-spacing:0.1em; color:#9FB6A6; }
.side-id .value{ font-family:var(--font-mono); font-size:15px; margin-top:4px; color:#F3F5EE; }
.side-id .name{ margin-top:8px; font-weight:600; font-size:14.5px; }
.side-id .sub{ font-size:12.5px; color:#A9BCAE; margin-top:2px; }

.nav{ margin-top:28px; display:flex; flex-direction:column; gap:3px; flex:1; }
.nav a{
  display:flex; align-items:center; gap:10px;
  padding:10px 12px; border-radius:var(--radius-sm);
  color:#CBDACB; text-decoration:none; font-size:14.5px; font-weight:500;
  transition:background .15s ease, color .15s ease;
}
.nav a:hover{ background:rgba(255,255,255,0.06); color:#fff; }
.nav a.active{ background:#EDF2E9; color:var(--forest); font-weight:600; }
.nav .icon{ width:17px; text-align:center; font-size:15px; }

.logout-btn{
  margin-top:auto; background:transparent; border:1px solid rgba(255,255,255,0.16);
  color:#CBDACB; padding:9px 12px; border-radius:var(--radius-sm); cursor:pointer; font-size:13.5px;
  text-align:left;
}
.logout-btn:hover{ background:rgba(255,255,255,0.08); color:#fff; }

.main{ padding:34px 40px 60px; max-width:1100px; }
@media (max-width:640px){ .main{ padding:22px 18px 50px; } }

.page-head{ display:flex; align-items:flex-end; justify-content:space-between; gap:16px; flex-wrap:wrap; margin-bottom:26px; }
.page-head .eyebrow{ font-family:var(--font-mono); font-size:12px; letter-spacing:0.1em; text-transform:uppercase; color:var(--muted); }
.page-head h1{ font-size:30px; margin-top:4px; }

/* ============ Cards & stats ============ */
.card{
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
  padding:22px; box-shadow:var(--shadow);
}
.card + .card{ margin-top:18px; }
.card h3{ font-size:17px; }
.card .card-sub{ color:var(--muted); font-size:13.5px; margin-top:4px; }

.stat-grid{ display:grid; grid-template-columns:repeat(3, 1fr); gap:16px; margin-bottom:20px; }
@media (max-width:700px){ .stat-grid{ grid-template-columns:1fr 1fr; } }
.stat-card{
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
  padding:18px 20px;
}
.stat-card .stat-label{ font-size:12.5px; color:var(--muted); font-weight:600; text-transform:uppercase; letter-spacing:0.04em; }
.stat-card .stat-value{ font-family:var(--font-display); font-size:28px; margin-top:6px; }
.stat-card.gold .stat-value{ color:var(--gold); }
.stat-card.forest .stat-value{ color:var(--forest); }

/* ============ Signature element: referral ticket ============ */
.ticket{
  display:flex; border-radius:16px; overflow:hidden;
  box-shadow:var(--shadow); position:relative;
  background:var(--surface);
}
.ticket-main{
  flex:1; padding:22px 24px; background:linear-gradient(135deg, #1F3D2C, #2E5A40);
  color:#F3F5EE; position:relative;
}
.ticket-main .t-label{ font-size:11px; text-transform:uppercase; letter-spacing:0.12em; color:#B9D0BE; }
.ticket-main .t-code{
  font-family:var(--font-mono); font-size:28px; font-weight:600; margin-top:8px; letter-spacing:0.03em;
}
.ticket-main .t-name{ margin-top:10px; font-size:13.5px; color:#CFE0D3; }
.ticket-stub{
  width:150px; padding:22px 18px; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:8px;
  position:relative;
  background:var(--surface-2);
}
.ticket-stub::before{
  content:""; position:absolute; left:-9px; top:50%; transform:translateY(-50%);
  width:18px; height:18px; border-radius:50%; background:var(--bg);
  box-shadow: inset 0 0 0 1px var(--line);
}
.ticket-perf{
  position:absolute; left:150px; top:0; bottom:0; width:0;
  border-left:2px dashed var(--line);
}
@media (max-width:520px){
  .ticket{ flex-direction:column; }
  .ticket-stub{ width:100%; flex-direction:row; justify-content:space-between; }
  .ticket-perf{ display:none; }
}

.copy-row{ display:flex; gap:8px; margin-top:16px; flex-wrap:wrap; }

/* ============ Table / pipeline ============ */
.table-wrap{ overflow-x:auto; }
table.referrals{ width:100%; border-collapse:collapse; font-size:14px; }
table.referrals th{
  text-align:left; font-size:11.5px; text-transform:uppercase; letter-spacing:0.05em;
  color:var(--muted); padding:10px 12px; border-bottom:1.5px solid var(--line); white-space:nowrap;
}
table.referrals td{ padding:12px; border-bottom:1px solid var(--line); vertical-align:middle; }
table.referrals tr:last-child td{ border-bottom:none; }
.cell-name{ font-weight:600; }
.cell-sub{ color:var(--muted); font-size:12.5px; margin-top:2px; }

.pill{
  display:inline-flex; align-items:center; gap:6px; padding:4px 10px; border-radius:999px;
  font-size:12px; font-weight:600; text-transform:capitalize; white-space:nowrap;
}
.pill::before{ content:""; width:6px; height:6px; border-radius:50%; }
.pill-pending{ background:#F0EEE1; color:#7A6E32; } .pill-pending::before{ background:#C0932A; }
.pill-verified{ background:#E3ECEB; color:#2C5A56; } .pill-verified::before{ background:#3C8A83; }
.pill-enrolled{ background:var(--forest-tint); color:var(--forest); } .pill-enrolled::before{ background:var(--forest-2); }
.pill-paid{ background:var(--gold-tint); color:#7A5A0E; } .pill-paid::before{ background:var(--gold); }
.pill-rejected{ background:var(--coral-tint); color:#8A3A1D; } .pill-rejected::before{ background:var(--coral); }

.empty-state{
  text-align:center; padding:50px 20px; color:var(--muted);
}
.empty-state .glyph{ font-size:30px; }
.empty-state h3{ margin-top:10px; color:var(--ink); }
.empty-state p{ margin-top:6px; font-size:13.5px; max-width:340px; margin-inline:auto; }

/* ============ Admin ============ */
.admin-topbar{
  display:flex; align-items:center; justify-content:space-between; padding:16px 30px;
  background:var(--forest); color:#F3F5EE;
}
.admin-topbar .brand-mark{ color:#CFE0D3; }
.admin-body{ padding:30px; max-width:1200px; margin:0 auto; }
.tabs{ display:flex; gap:6px; margin-bottom:20px; border-bottom:1.5px solid var(--line); }
.tab-btn{
  background:none; border:none; padding:10px 6px; margin-right:16px; cursor:pointer;
  font-weight:600; color:var(--muted); font-size:14.5px; border-bottom:2px solid transparent; margin-bottom:-1.5px;
}
.tab-btn.active{ color:var(--forest); border-color:var(--forest); }

select.status-select{
  padding:6px 8px; border-radius:8px; border:1.5px solid var(--line); font-size:12.5px; font-family:var(--font-body);
  background:var(--surface);
}

/* ============ Refer landing page (public) ============ */
.refer-hero{
  background:radial-gradient(120% 140% at 85% -10%, #2E5A40, #1F3D2C 60%, #142A1E 100%);
  color:#F3F5EE; padding:64px 24px 90px; text-align:center;
}
.refer-hero .eyebrow{ color:#B9D0BE; font-family:var(--font-mono); font-size:12px; letter-spacing:0.12em; text-transform:uppercase; }
.refer-hero h1{ font-size:clamp(28px,4vw,40px); margin-top:10px; max-width:640px; margin-inline:auto; line-height:1.15; }
.refer-hero .referrer{ color:#E8CE8B; }
.refer-hero p{ color:#CFE0D3; margin-top:14px; max-width:480px; margin-inline:auto; }

.refer-form-wrap{ max-width:480px; margin:-58px auto 60px; padding:0 20px; }

/* ============ Loading / misc ============ */
.loading-row{ display:flex; align-items:center; gap:10px; color:var(--muted); padding:30px; justify-content:center; font-size:14px; }
.spinner{
  width:16px; height:16px; border-radius:50%; border:2px solid var(--line); border-top-color:var(--forest);
  animation:spin .7s linear infinite;
}
@keyframes spin{ to{ transform:rotate(360deg); } }

.toast{
  position:fixed; bottom:22px; left:50%; transform:translateX(-50%) translateY(20px);
  background:var(--ink); color:#F3F5EE; padding:11px 18px; border-radius:999px;
  font-size:13.5px; opacity:0; pointer-events:none; transition:all .25s ease; z-index:999;
  box-shadow:0 10px 30px -8px rgba(0,0,0,0.4);
}
.toast.show{ opacity:1; transform:translateX(-50%) translateY(0); }
.toast.error{ background:#8A3A1D; }

.muted{ color:var(--muted); }
.mt-0{ margin-top:0; }
.section-title{ font-family:var(--font-mono); font-size:12px; text-transform:uppercase; letter-spacing:0.1em; color:var(--muted); margin-bottom:10px; }