:root{color-scheme:dark;--bg:#0b1525;--panel:#121f33;--panel2:#192b44;--text:#f3f7fd;--muted:#aec0d7;--accent:#71a5ff;--border:#304563;--button:#4f86f5}
*{box-sizing:border-box}body{margin:0;background:linear-gradient(180deg,#0b1627 0%,#0e1b30 55%,#0c1525 100%);color:var(--text);font:16px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}a{color:#a9d0ff}button,select{font:inherit}button:focus-visible,select:focus-visible,a:focus-visible{outline:3px solid #afd1ff;outline-offset:3px}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px max(18px,calc((100vw - 1120px)/2));background:#fff;border-bottom:1px solid #ccd8e9}
.brand{display:flex;align-items:center;max-width:min(47vw,270px)}.brand img{display:block;width:100%;height:auto;max-height:63px;object-fit:contain}.topbar nav{display:flex;gap:10px}.topbar nav a{color:#254965;text-decoration:none;font-size:14px;font-weight:750;border:1px solid #d2dfeb;padding:8px 12px;border-radius:10px}
.page{max-width:1120px;margin:auto;padding:26px 18px 50px}.hero{background:radial-gradient(circle at 94% 10%,#233b65 0%,transparent 39%),linear-gradient(115deg,#12213a 0%,#0e192a 100%);padding:clamp(24px,4vw,46px);border:1px solid #415776;border-radius:26px}
.eyebrow{letter-spacing:.14em;font-size:11px;color:#a9c7ed;font-weight:800}.hero h1{font-size:clamp(29px,5vw,52px);line-height:1.13;max-width:760px;letter-spacing:-.035em;margin:14px 0}.hero>p{font-size:clamp(15px,2.3vw,19px);color:#d4e2f5;max-width:720px}.hero-summary{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0}.hero-summary span{border:1px solid #4b6589;border-radius:100px;padding:5px 12px;color:#d4e6ff;font-size:12px}.dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#5ad7ac;margin-right:7px}
.route-panel{background:#101b2e;border:1px solid #49648a;border-radius:18px;padding:18px 20px}.route-panel label,.purchase label{display:block;margin-bottom:10px;font-size:14px;font-weight:750}.route-controls,.purchase-controls{display:flex;gap:10px;align-items:stretch}.route-controls select,.purchase-controls select{flex:1;min-width:0;min-height:48px;padding:10px 12px;border:1px solid #7892b9;background:#102036;color:var(--text);border-radius:11px}.route-controls button,.purchase-controls button{min-width:148px;border:0;background:var(--button);color:#fff;padding:10px 16px;font-weight:800;border-radius:11px;cursor:pointer}.route-controls button:hover,.purchase-controls button:not(:disabled):hover{background:#6799fd}.purchase-controls button:disabled{cursor:not-allowed;opacity:.48}.route-detail{margin:10px 0 0;color:#b8cae1;font-size:13px}
.account,.purchase,.services{padding:27px clamp(16px,3.5vw,34px);margin-top:20px;border:1px solid var(--border);border-radius:22px;background:var(--panel)}.section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px}.section-head h2{font-size:clamp(22px,3.3vw,29px);margin:6px 0 13px;letter-spacing:-.02em}.section-head button{border:1px solid #57769e;background:transparent;color:#e2edff;border-radius:10px;padding:8px 11px;cursor:pointer}.signin{padding:14px;border:1px dashed #5b769d;border-radius:12px;background:#172941}.signin p{margin:0 0 10px}.action-link{display:inline-block;padding:9px 14px;border-radius:10px;background:#568cf5;color:white;text-decoration:none;font-weight:750}
#account-status,#ai-purchase-status{color:#b5d6ff;font-size:13px;min-height:22px}.status-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:16px 0 22px}.status-strip>div{min-width:0;background:var(--panel2);border:1px solid #3e5a7e;border-radius:12px;padding:14px}.status-strip small{display:block;color:#afc4df;font-size:10px;letter-spacing:.1em;font-weight:800}.status-strip strong{display:block;font-size:15px;margin-top:8px;overflow-wrap:anywhere}.account h3{font-size:16px;margin:8px 0 6px}.note{color:var(--muted);font-size:12px;line-height:1.55}
.usage-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.usage-row{padding:12px;background:#17283f;border:1px solid #354b6d;border-radius:11px}.usage-row strong{display:block;font-size:14px}.usage-row span{display:block;color:#b2c6df;font-size:12px;margin-top:3px}.usage-row .count{font-size:16px;color:#fff;font-weight:750}.usage-row.locked{opacity:.7}.error{color:#ffb5bb;font-size:13px}
.purchase>p,.services>p{color:#c8d7eb;margin:0 0 17px}.pack-info{margin:12px 0 0;color:#cadffa;font-size:13px}.secondary-link{display:inline-block;text-decoration:none;padding:9px 0;font-size:14px;font-weight:700}.service-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:11px}.service-grid a{text-decoration:none;padding:16px;background:#192c45;border:1px solid #455d80;border-radius:13px;transition:background .15s}.service-grid a:hover{background:#243a5b}.service-grid strong{display:block;color:#f5f9ff;font-size:14px}.service-grid span{display:block;color:#afc4e0;font-size:12px;margin-top:6px}footer{display:flex;flex-wrap:wrap;gap:17px;color:#98abc5;padding:30px 6px 15px;font-size:12px}footer a{text-decoration:none}
@media(max-width:900px){.status-strip{grid-template-columns:repeat(2,minmax(0,1fr))}.usage-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.service-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:570px){.page{padding:16px 12px 40px}.topbar{padding:13px}.topbar nav a{font-size:12px;padding:7px 9px}.hero{padding:22px 17px;border-radius:19px}.hero-summary{gap:6px}.hero-summary span{font-size:11px;padding:5px 8px}.route-panel{padding:14px}.route-controls,.purchase-controls{flex-direction:column}.route-controls button,.purchase-controls button{width:100%;min-height:47px}.status-strip{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.status-strip>div{padding:10px}.usage-grid,.service-grid{grid-template-columns:1fr}.account,.purchase,.services{margin-top:14px;border-radius:16px;padding:20px 15px}.section-head h2{font-size:22px}.brand{max-width:51vw}footer{gap:12px}}
@media(prefers-reduced-motion:reduce){.service-grid a{transition:none}}
/* Progressive disclosure keeps mobile AI Center focused on tasks and one top-up. */
.ai-usage-details{margin-top:16px;border:1px solid #426186;border-radius:13px;background:#112239;overflow:hidden}
.ai-usage-details summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  gap:12px;padding:14px 16px;color:#dfedff;font-size:14px;font-weight:800}
.ai-usage-details summary::-webkit-details-marker{display:none}
.ai-usage-details summary>span{transition:transform .16s ease;color:#abc7ec;font-size:17px}
.ai-usage-details[open] summary>span{transform:rotate(180deg)}
.ai-usage-details summary:focus-visible{outline:3px solid #a5c7ff;outline-offset:-3px}
.ai-usage-details[open]{padding-bottom:15px}
.ai-usage-details>.note{padding:0 16px;margin:0 0 13px}
.ai-usage-details .usage-grid{padding:0 14px;grid-template-columns:repeat(2,minmax(0,1fr))}
.ai-usage-details .error{padding:0 16px}
@media(max-width:570px){.ai-usage-details .usage-grid{grid-template-columns:1fr}
  .ai-usage-details summary{padding:13px}.status-strip{margin:11px 0 12px}.account{padding-bottom:15px}}