:root{--bg:#f6f7f9;--panel:#fff;--panel-2:#f1f2f4;--elev:#fff;--border:#e2e4e8;--border-soft:#eceef1;--ink:#16181d;--ink-mid:#545a63;--ink-low:#878d97;--accent:#17924a;--accent-soft:#17924a1f;--danger:#d5303e;--warn:#b5761a}.portal{background:var(--bg);flex-direction:column;min-height:100vh;display:flex}.portal-header{background:var(--panel);border-bottom:1px solid var(--border);z-index:10;align-items:center;gap:24px;padding:12px 28px;display:flex;position:sticky;top:0}.portal-brand{align-items:center;gap:10px;display:flex}.portal-badge{background:var(--accent);color:#fff;border-radius:7px;flex:none;place-items:center;width:26px;height:26px;font-size:14px;font-weight:700;display:grid}.portal-wordmark{color:var(--ink);font-size:15px;font-weight:600}.portal-nav{flex:1;align-items:center;gap:4px;display:flex}.portal-nav-link{color:var(--ink-mid);border-radius:8px;padding:7px 12px;font-size:13.5px;transition:background .12s,color .12s}.portal-nav-link:hover{color:var(--ink);background:var(--panel-2)}.portal-nav-link.active{color:var(--ink);background:var(--accent-soft)}.portal-agent{color:var(--ink-mid);border:1px solid var(--border);background:var(--panel);border-radius:999px;padding:6px 12px;font-size:13px;font-weight:500}.portal-main{flex:1;width:100%;max-width:1180px;margin:0 auto;padding:24px 28px}.portal-boot,.portal-notice{min-height:60vh;color:var(--ink-mid);text-align:center;place-items:center;padding:24px;font-size:14px;display:grid}.portal-agent-layout{grid-template-columns:240px 1fr;align-items:start;gap:20px;display:grid}.portal-history{background:var(--panel);border:1px solid var(--border);border-radius:12px;flex-direction:column;gap:2px;padding:10px;display:flex;position:sticky;top:84px}.portal-history-head{letter-spacing:.4px;text-transform:uppercase;color:var(--ink-low);padding:6px 8px;font-size:11px}.portal-history-empty{padding:8px;font-size:12px}.portal-history-item{text-align:left;color:var(--ink-mid);font:inherit;cursor:pointer;white-space:nowrap;text-overflow:ellipsis;background:0 0;border:0;border-radius:8px;padding:7px 8px;font-size:13px;overflow:hidden}.portal-history-item:hover{background:var(--panel-2);color:var(--ink)}.portal-chat{background:var(--panel);border:1px solid var(--border);border-radius:12px;flex-direction:column;min-height:60vh;padding:16px;display:flex}.portal-transcript{flex:1}.portal-transcript-head{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.portal-send{background:var(--accent);color:#fff;cursor:pointer;border:0;border-radius:9px;width:34px;height:34px;font-size:16px}.portal-send:disabled{opacity:.4;cursor:default}.credits-banner{border:1px solid #0000;border-radius:10px;margin-bottom:16px;padding:12px 16px;font-size:13.5px}.credits-banner.amber{color:#7c500f;background:#b5761a1a;border-color:#b5761a59}.credits-banner.red{color:#9a1f2a;background:#d5303e17;border-color:#d5303e59}.credits-summary{margin-bottom:16px}.credits-headline{align-items:baseline;gap:10px;display:flex}.credits-balance{color:var(--ink);font-size:34px;font-weight:700;line-height:1.1}.credits-balance-unit{color:var(--ink-mid);font-size:13px}.credits-period{margin-top:14px}.credits-bar{background:var(--panel-2);border:1px solid var(--border);border-radius:999px;height:8px;overflow:hidden}.credits-bar-fill{background:var(--accent);height:100%}.credits-period-meta{margin-top:6px;font-size:12px}.credits-overdraft{color:var(--warn);margin-top:12px;font-size:12.5px}.credits-expiring,.credits-plan{margin-bottom:16px}.credits-expiring ul{color:var(--ink-mid);margin:8px 0 0;padding-left:18px;font-size:12.5px}.credits-plan-sku{color:var(--ink);margin:4px 0;font-size:18px;font-weight:600}.credits-table-head{padding:4px 4px 10px}.credits-comingsoon{margin-bottom:16px}.credits-comingsoon-title{color:var(--ink);margin-bottom:6px;font-size:16px;font-weight:600}.credits-topups{grid-template-columns:1fr 1fr;gap:16px;margin-top:16px;display:grid}.credits-cta-row{flex-wrap:wrap;gap:10px;margin-top:10px;display:flex}.credits-cta{border:1px solid var(--border);background:var(--panel);color:var(--ink);cursor:pointer;font:inherit;text-align:left;border-radius:10px;flex-direction:column;gap:2px;min-width:120px;padding:12px 16px;transition:border-color .12s,background .12s;display:flex}.credits-cta:hover{border-color:var(--accent);background:var(--accent-soft)}.credits-cta-name{font-size:14px;font-weight:600}.credits-cta-credits{color:var(--ink-mid);font-size:12px}.credits-cta-price{color:var(--accent);font-size:13px;font-weight:600}@media (width<=780px){.credits-topups,.portal-agent-layout{grid-template-columns:1fr}}