:root {
  --bg: #0b121b;
  --panel: #13202e;
  --panel-raised: #1b2b3e;
  --line: #344355;
  --line-strong: #55677f;
  --text: #f0f4fa;
  --muted: #b0bed0;
  --orange: #ff6b2c;
  --orange-soft: #2b1710;
  --green: #2dd4a6;
  --green-soft: #0c2721;
  --red: #ff6577;
  --red-soft: #2b1118;
  --blue: #bdd5ff;
  --shadow: 0 28px 80px rgba(0, 0, 0, .45);
}

* { box-sizing: border-box; }
html { background: var(--bg); color-scheme: dark; }
body { margin: 0; background: radial-gradient(circle at 15% -10%, #172131 0, transparent 32rem), var(--bg); color: var(--text); font: 16px/1.45 var(--font-geist-sans), system-ui, sans-serif; min-height: 100vh; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }

.login-shell { min-height: 100vh; display: grid; place-items: center; padding: 2rem; }
.login-card { width: min(100%, 31rem); background: linear-gradient(145deg, rgba(20, 27, 38, .98), rgba(10, 14, 20, .98)); border: 1px solid var(--line-strong); border-radius: 1.25rem; padding: 2.5rem; box-shadow: var(--shadow); }
.brand-mark { width: 3.25rem; height: 3.25rem; display: grid; place-items: center; border-radius: .8rem; background: var(--blue); color: #102139; font-weight: 900; font-size: 1.6rem; }
.login-card .eyebrow { color: var(--blue); }
.login-card .primary { width: 100%; background: var(--blue); color: #102139; font-weight: 700; border: 1px solid var(--blue); border-radius: .5rem; padding: .85rem 1rem; cursor: pointer; }
.login-card .primary:disabled { opacity: .65; cursor: wait; }
.login-card :focus-visible { outline: 2px solid white; outline-offset: 4px; }
.brand-mark.small { width: 2.4rem; height: 2.4rem; border-radius: .6rem; font-size: 1.15rem; }
.eyebrow { margin: 1.5rem 0 .35rem; color: var(--orange); font: 700 .75rem/1.2 var(--font-geist-mono), monospace; letter-spacing: .12em; }
.login-card h1 { margin: 0; font-size: clamp(2rem, 6vw, 3rem); line-height: 1.04; letter-spacing: -.045em; }
.login-copy { margin: 1.25rem 0 1.75rem; color: var(--muted); font-size: 1.05rem; }
.google-button { width: 100%; border: 1px solid var(--line-strong); background: #fff; color: #172033; border-radius: .65rem; padding: .85rem 1rem; font-weight: 750; cursor: pointer; display: flex; justify-content: center; align-items: center; gap: .75rem; }
.google-button:hover { background: #edf2f8; }
.google-button:disabled { opacity: .65; cursor: wait; }
.google-g { color: #4285f4; font-weight: 900; font-size: 1.15rem; }
.security-note { color: var(--muted); font-size: .875rem; margin: 1.4rem 0 0; text-align: center; }
.login-error, .banner.error { color: #ffb8c0; border-color: #6b2935; background: var(--red-soft); }
.login-error { border: 1px solid #6b2935; border-radius: .55rem; padding: .75rem; margin-bottom: 1rem; }

.app-shell { min-height: 100vh; padding-bottom: 4rem; }
.topbar { min-height: 5.1rem; border-bottom: 1px solid var(--line); background: rgba(7, 9, 13, .9); backdrop-filter: blur(18px); display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 0 clamp(1rem, 4vw, 3rem); position: sticky; top: 0; z-index: 20; }
.identity { display: flex; align-items: center; gap: .9rem; }
.identity .eyebrow { margin: 0 0 .12rem; }
.identity h1 { margin: 0; font-size: 1rem; letter-spacing: -.01em; }
.topbar-actions { display: flex; align-items: center; gap: .7rem; }
.system-state, .mode-pill { display: inline-flex; align-items: center; gap: .5rem; border: 1px solid var(--line); border-radius: 999px; padding: .42rem .7rem; color: var(--muted); font: 700 .75rem var(--font-geist-mono), monospace; }
.state-dot { width: .45rem; height: .45rem; border-radius: 50%; background: var(--red); box-shadow: 0 0 0 .22rem rgba(255, 101, 119, .1); }
.system-state.online .state-dot { background: var(--green); box-shadow: 0 0 0 .22rem rgba(45, 212, 166, .1); }
.mode-pill.locked { color: #ffb087; border-color: #57301f; background: var(--orange-soft); }
.mode-pill.live { color: #8af0d5; border-color: #205b4b; background: var(--green-soft); }
.user-menu { position: relative; }
.user-menu summary { list-style: none; cursor: pointer; border: 1px solid var(--line); border-radius: .65rem; padding: .48rem .7rem; font-size: .85rem; }
.user-menu summary::-webkit-details-marker { display: none; }
.user-menu summary span { display: none; color: var(--muted); }
.user-menu form { position: absolute; right: 0; top: calc(100% + .4rem); min-width: 11rem; background: var(--panel-raised); border: 1px solid var(--line-strong); border-radius: .6rem; box-shadow: var(--shadow); padding: .35rem; }
.user-menu button { width: 100%; border: 0; background: transparent; text-align: left; padding: .6rem .7rem; cursor: pointer; border-radius: .4rem; }
.user-menu button:hover { background: #1b2431; }

.status-strip { width: min(100% - 2rem, 90rem); margin: 1.5rem auto 0; display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: .8rem; overflow: hidden; background: var(--panel); }
.status-strip div { padding: 1rem 1.15rem; border-right: 1px solid var(--line); display: flex; justify-content: space-between; gap: .75rem; align-items: baseline; }
.status-strip div:last-child { border-right: 0; }
.status-strip span { color: var(--muted); font-size: .82rem; }
.status-strip strong { font: 750 1.3rem var(--font-geist-mono), monospace; }
.tabs { width: min(100% - 2rem, 90rem); margin: 1.4rem auto 0; display: flex; align-items: center; gap: .35rem; border-bottom: 1px solid var(--line); }
.tabs button { background: transparent; color: var(--muted); border: 0; border-bottom: 2px solid transparent; padding: .7rem .85rem; cursor: pointer; font-weight: 650; font-size: .9rem; }
.tabs button:hover, .tabs button.active { color: var(--text); }
.tabs button.active { border-bottom-color: var(--orange); }
.tabs .primary-action { margin-left: auto; margin-bottom: .5rem; border: 1px solid #a84118; border-radius: .55rem; color: #fff; background: #a84118; }
.tabs .primary-action:hover { background: #c34c1b; }
.tabs .primary-action:disabled { opacity: .45; cursor: not-allowed; }
.banner { width: min(100% - 2rem, 90rem); margin: 1rem auto; border: 1px solid; border-radius: .55rem; padding: .75rem 1rem; }
.banner.success { color: #8af0d5; border-color: #205b4b; background: var(--green-soft); }

.workspace { width: min(100% - 2rem, 90rem); margin: 1.5rem auto 0; }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 1rem; margin-bottom: .9rem; }
.section-heading .eyebrow { margin: 0 0 .25rem; }
.section-heading h2 { margin: 0; font-size: 1.35rem; letter-spacing: -.025em; }
.review-actions { display: flex; gap: .5rem; }
.review-actions button, .ticket-submit button { border: 1px solid var(--line-strong); background: var(--panel-raised); border-radius: .5rem; padding: .58rem .8rem; cursor: pointer; }
.review-actions button:disabled, .ticket-submit button:disabled { opacity: .4; cursor: not-allowed; }
.review-actions .approve, .ticket-submit .approve { background: var(--green); color: #031b14; border-color: var(--green); font-weight: 800; }
.permission-note { color: #f5c089; background: var(--orange-soft); border: 1px solid #57301f; padding: .7rem .8rem; border-radius: .5rem; }
.data-table { border: 1px solid var(--line); border-radius: .75rem; overflow-x: auto; background: var(--panel); }
.table-row { min-width: 70rem; display: grid; align-items: center; border-bottom: 1px solid var(--line); }
.table-row:last-child { border-bottom: 0; }
.table-row > span { padding: .75rem .65rem; color: #d8e0eb; overflow: hidden; text-overflow: ellipsis; }
.table-head { background: #101620; }
.table-head > span { color: var(--muted); text-transform: uppercase; letter-spacing: .06em; font: 700 .71rem var(--font-geist-mono), monospace; }
.suggestion-grid { grid-template-columns: 2.4rem 2.1fr 1fr .65fr .7fr 1fr .95fr 1.15fr; }
.generic-table .table-row { grid-template-columns: repeat(var(--columns), minmax(8rem, 1fr)); }
.ticker { font: 700 .83rem var(--font-geist-mono), monospace; }
.ticker small { display: block; color: var(--muted); margin-top: .25rem; font: 400 .78rem/1.3 var(--font-geist-sans), sans-serif; white-space: normal; }
.buy { color: var(--green); }
.sell { color: var(--red); }
.status { display: inline-flex; border: 1px solid var(--line-strong); border-radius: 999px; padding: .25rem .48rem; color: var(--muted); font: normal 700 .7rem var(--font-geist-mono), monospace; text-transform: uppercase; }
.status-pending { color: #f7c58c; border-color: #714122; background: var(--orange-soft); }
.status-queued, .status-approved { color: #a8cdfc; border-color: #294e7d; background: #101d2d; }
.status-submitted, .status-filled { color: #8af0d5; border-color: #205b4b; background: var(--green-soft); }
.status-rejected, .status-failed { color: #ffb8c0; border-color: #6b2935; background: var(--red-soft); }
.empty { padding: 3rem 1rem; color: var(--muted); text-align: center; }

.modal-backdrop { position: fixed; inset: 0; z-index: 50; background: rgba(0, 0, 0, .72); display: grid; place-items: center; padding: 1rem; }
.ticket-modal { width: min(100%, 42rem); max-height: calc(100vh - 2rem); overflow-y: auto; background: var(--panel-raised); border: 1px solid var(--line-strong); border-radius: .9rem; box-shadow: var(--shadow); padding: 1.4rem; }
.ticket-title { display: flex; justify-content: space-between; gap: 1rem; align-items: start; }
.ticket-title .eyebrow { margin: 0 0 .25rem; }
.ticket-title h2 { margin: 0; }
.ticket-title button { border: 0; background: transparent; color: var(--muted); font-size: 1.8rem; cursor: pointer; line-height: 1; }
.ticket-note { color: var(--muted); background: #0c1119; border: 1px solid var(--line); border-radius: .5rem; padding: .75rem; }
.ticket-form { display: grid; grid-template-columns: 1fr 1fr; gap: .9rem; }
.ticket-form label { display: grid; gap: .35rem; color: var(--muted); font-size: .82rem; font-weight: 650; }
.ticket-form .wide { grid-column: 1 / -1; }
.ticket-form input, .ticket-form select, .ticket-form textarea { width: 100%; color: var(--text); background: #080c12; border: 1px solid var(--line-strong); border-radius: .48rem; padding: .65rem .7rem; outline: none; }
.ticket-form input:focus, .ticket-form select:focus, .ticket-form textarea:focus { border-color: var(--orange); box-shadow: 0 0 0 .18rem rgba(255, 107, 44, .12); }
.ticket-submit { grid-column: 1 / -1; display: flex; justify-content: end; gap: .6rem; margin-top: .25rem; }

@media (max-width: 850px) {
  .topbar { align-items: flex-start; padding-top: .85rem; padding-bottom: .85rem; }
  .system-state span:last-child, .mode-pill { display: none; }
  .status-strip { grid-template-columns: 1fr 1fr; }
  .status-strip div:nth-child(2) { border-right: 0; }
  .status-strip div:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
  .tabs { overflow-x: auto; }
  .tabs button { white-space: nowrap; }
}

@media (max-width: 560px) {
  .identity h1, .identity .eyebrow { display: none; }
  .topbar-actions { margin-left: auto; }
  .status-strip { grid-template-columns: 1fr; }
  .status-strip div { border-right: 0; border-bottom: 1px solid var(--line); }
  .tabs .primary-action { position: fixed; right: 1rem; bottom: 1rem; z-index: 15; box-shadow: var(--shadow); }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .ticket-form { grid-template-columns: 1fr; }
  .ticket-form .wide, .ticket-submit { grid-column: 1; }
  .login-card { padding: 1.5rem; }
}