:root{
  color-scheme:light;
  --bg:#f5f9fd;
  --panel:#ffffff;
  --panel-2:#f0f7fd;
  --text:#112a46;
  --muted:#5b6775;
  --line:#dce8f3;
  --accent:#1777e5;
  --accent-ink:#ffffff;
  --green:#2ccb5a;
  --warn:#b45309;
  --max:940px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(circle at 12% -5%,rgba(53,167,255,.10),transparent 31rem),
    var(--bg);
  color:var(--text);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.65;
}
a{color:var(--accent);text-underline-offset:3px}
a:hover{opacity:.86}
.shell{width:min(calc(100% - 32px),var(--max));margin:0 auto}
header{
  border-bottom:1px solid var(--line);
  background:rgba(245,249,253,.9);
  backdrop-filter:blur(14px);
  position:sticky;
  top:0;
  z-index:20;
}
.nav{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{font-weight:950;letter-spacing:.08em;color:var(--text);text-decoration:none}
nav{display:flex;gap:18px;flex-wrap:wrap}
nav a{color:var(--muted);font-size:.92rem;font-weight:700;text-decoration:none}
nav .nav-app-link{
  background:var(--accent);
  border-radius:999px;
  color:#fff;
  padding:7px 12px;
}
main{padding:64px 0 80px}
.eyebrow{margin:0 0 12px;color:var(--accent);font-size:.8rem;font-weight:900;letter-spacing:.14em;text-transform:uppercase}
h1{font-size:clamp(2.5rem,7vw,4.8rem);line-height:.97;letter-spacing:-.055em;margin:0 0 22px;max-width:850px}
h2{font-size:1.6rem;line-height:1.25;margin:42px 0 12px;letter-spacing:-.025em}
h3{font-size:1.05rem;margin:26px 0 8px}
.lede{font-size:1.15rem;color:#465c72;max-width:760px}
.meta{color:var(--muted);font-size:.9rem;margin:18px 0 32px}
.card{background:linear-gradient(180deg,var(--panel),var(--panel-2));border:1px solid var(--line);border-radius:18px;padding:22px;margin:24px 0;box-shadow:0 12px 34px rgba(15,45,82,.05)}
.note{border-left:4px solid var(--green);padding:13px 18px;color:#355244}
.warn{border-left-color:#f0b429;color:#6b4b12}
ul,ol{padding-left:1.35rem}
li+li{margin-top:.45rem}
code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#eaf4fc;border:1px solid var(--line);padding:.1em .35em;border-radius:6px}
.button{display:inline-flex;align-items:center;justify-content:center;padding:12px 17px;border-radius:11px;background:var(--accent);color:var(--accent-ink);font-weight:850;text-decoration:none}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:26px 0}
.grid .card{margin:0}
hr{border:0;border-top:1px solid var(--line);margin:44px 0}
footer{border-top:1px solid var(--line);padding:28px 0 42px;color:var(--muted);font-size:.88rem;background:#fff}
.footer-links{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:10px}
.footer-links a{color:var(--muted)}
.small{font-size:.9rem;color:var(--muted)}
@media(max-width:700px){
  .nav{align-items:flex-start;flex-direction:column;padding:18px 0}
  main{padding-top:44px}
  .grid{grid-template-columns:1fr}
}

.app-return{background:#eaf5ff;border-bottom:1px solid var(--line)}
.app-return-inner{min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:10px;padding-bottom:10px}
.app-return-copy{color:#40566e;font-size:.92rem;font-weight:700}
.app-return-actions{display:flex;gap:10px;flex-wrap:wrap}
.button-secondary{background:#fff;color:var(--accent);border:1px solid #bfd9f2}
@media(max-width:700px){
  .app-return-inner{align-items:flex-start;flex-direction:column;padding-top:14px;padding-bottom:14px}
}

/* Automated support */
.support-safety{
  display:flex;
  gap:10px;
  align-items:flex-start;
  background:#fff7e7;
  border:1px solid #f1d6a4;
  border-radius:14px;
  padding:14px 16px;
  margin:24px 0;
}
.support-safety strong{white-space:nowrap}
.support-safety span{color:#654f2c;font-size:.9rem}
.support-layout{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(280px,.75fr);gap:18px;align-items:start}
.support-chat-card,.membership-support{
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow:0 16px 42px rgba(15,45,82,.07);
  padding:22px;
}
.support-chat-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}
.support-chat-header h2,.support-side-card h2,.membership-support h2{margin:0}
.support-button{appearance:none;border:0;cursor:pointer;font:inherit}
.support-button.button-secondary{border:1px solid #bfd9f2}
.support-quick-actions{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}
.support-quick-actions button{
  appearance:none;border:1px solid #cfe0ef;background:#f5f9fd;color:var(--text);
  border-radius:999px;padding:8px 11px;cursor:pointer;font:inherit;font-size:.82rem;font-weight:800
}
.support-quick-actions button:hover{border-color:var(--accent);color:var(--accent)}
.support-ticket-banner{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  background:#eaf5ff;border:1px solid #cfe6fa;border-radius:14px;padding:12px 14px;margin:12px 0
}
.support-ticket-banner div{display:flex;flex-direction:column}
.support-ticket-banner small{color:#5b7188;font-size:.65rem;font-weight:900;letter-spacing:.08em}
.support-ticket-banner strong{font-size:.95rem}
.support-ticket-banner>span{background:#fff;border-radius:999px;padding:5px 9px;font-size:.74rem;font-weight:850;color:#40566e}
.support-chat-log{
  background:#f7fbff;border:1px solid var(--line);border-radius:16px;
  min-height:330px;max-height:520px;overflow:auto;padding:16px;display:grid;gap:12px
}
.support-message{max-width:88%;border-radius:16px;padding:12px 14px}
.support-message p{margin:3px 0 0}
.support-message.assistant{background:#fff;border:1px solid #dce8f3;justify-self:start}
.support-message.user{background:#1777e5;color:#fff;justify-self:end}
.support-message-label{font-size:.68rem;font-weight:900;letter-spacing:.06em;text-transform:uppercase;opacity:.75}
.support-contact-row{display:grid;gap:6px;margin-top:14px}
.support-contact-row label{font-size:.82rem;font-weight:850}
.support-contact-row label span{font-weight:600;color:var(--muted)}
.support-contact-row input,.support-compose textarea{
  width:100%;border:1px solid #c7d7e8;background:#fbfdff;color:var(--text);border-radius:12px;
  font:inherit;padding:11px 13px;outline:none
}
.support-contact-row input:focus,.support-compose textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(23,119,229,.10)}
.support-compose{display:grid;gap:10px;margin-top:12px}
.support-compose textarea{resize:vertical;min-height:110px}
.support-compose-actions{display:flex;align-items:center;justify-content:space-between;gap:12px}
.support-status{color:var(--muted);font-size:.82rem}
.support-status[data-kind="error"]{color:#a12c20}
.support-status[data-kind="success"]{color:#176b34}
.support-status[data-kind="working"]{color:#155aa6}
.support-human-panel{background:#fff7e7;border:1px solid #f1d6a4;border-radius:14px;padding:14px;margin-top:14px}
.support-human-panel p{color:#654f2c;font-size:.88rem}
.support-side{display:grid;gap:14px}
.support-side-card{margin:0}
.support-ticket-list{display:grid;gap:8px;margin-top:12px}
.support-ticket-item{
  appearance:none;width:100%;text-align:left;border:1px solid var(--line);background:#f8fbfe;
  border-radius:12px;padding:11px;cursor:pointer;font:inherit;display:grid;gap:3px
}
.support-ticket-item:hover{border-color:var(--accent)}
.support-ticket-item strong{font-size:.82rem}
.support-ticket-item span{font-size:.86rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.support-ticket-item small{color:var(--muted)}
.membership-support{
  margin-top:28px;
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(280px,.7fr);
  gap:20px;
  align-items:start
}
.membership-actions{display:grid;gap:12px}
.membership-state{background:#f5f9fd;border:1px solid var(--line);border-radius:14px;padding:14px;display:grid;gap:4px}
.membership-state small{color:var(--accent);font-weight:900;letter-spacing:.08em}
.membership-state span{color:var(--muted);font-size:.84rem}
.membership-support>.small{grid-column:1/-1;margin:0}
.support-fallback{margin-top:28px;border-top:1px solid var(--line);padding-top:8px}
@media(max-width:820px){
  .support-layout,.membership-support{grid-template-columns:1fr}
  .support-chat-header{align-items:stretch;flex-direction:column}
  .support-safety{flex-direction:column}
  .support-safety strong{white-space:normal}
}

/* Private support desk */
.agent-auth-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}
.agent-auth-grid label{display:grid;gap:5px;font-size:.82rem;font-weight:850}
.agent-auth-grid input,.agent-thread textarea{border:1px solid #c7d7e8;border-radius:11px;font:inherit;padding:10px 12px;width:100%}
.agent-desk{display:grid;grid-template-columns:340px minmax(0,1fr);gap:16px;margin-top:24px}
.agent-queue,.agent-thread{background:#fff;border:1px solid var(--line);border-radius:18px;min-height:560px;padding:16px}
.agent-toolbar{align-items:center;display:flex;justify-content:space-between;margin-bottom:12px}
.agent-ticket-list{display:grid;gap:8px;max-height:720px;overflow:auto}
.agent-ticket-row{appearance:none;background:#f8fbfe;border:1px solid var(--line);border-radius:12px;cursor:pointer;font:inherit;padding:11px;text-align:left}
.agent-ticket-row.active,.agent-ticket-row:hover{border-color:var(--accent);background:#eef7ff}
.agent-ticket-row-top{display:flex;justify-content:space-between;gap:8px}
.agent-ticket-row-top span{font-size:.7rem;color:#64748b}
.agent-ticket-row-subject{font-size:.84rem;font-weight:750;margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.agent-ticket-row small{color:var(--muted);font-size:.68rem}
.agent-empty{color:var(--muted);display:grid;min-height:500px;place-items:center}
.agent-ticket-head{align-items:flex-start;display:flex;justify-content:space-between;gap:12px}
.agent-ticket-head h2{margin:0}
.agent-status-pill{background:#eef5fb;border-radius:999px;padding:6px 10px;font-size:.76rem;font-weight:850}
.agent-thread .support-chat-log{margin:14px 0}
.agent-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
@media(max-width:850px){
  .agent-desk{grid-template-columns:1fr}
  .agent-auth-grid{grid-template-columns:1fr}
}