:root {
  --ink: #f5f4ef;
  --muted: #979792;
  --line: rgba(255, 255, 255, 0.11);
  --panel: rgba(18, 19, 18, 0.86);
  --yellow: #ffcb05;
  --green: #36ce66;
  --cyan: #54c9ef;
  --black: #070807;
  font-family: ui-monospace, "SFMono-Regular", Menlo, Monaco, Consolas, monospace;
  color: var(--ink);
  background: var(--black);
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: radial-gradient(circle at 80% 0%, #18170e 0, transparent 34%), var(--black); }
button, input, select { font: inherit; }
button { cursor: pointer; }
[hidden] { display: none !important; }

.ambient { position: fixed; width: 28rem; height: 28rem; border-radius: 50%; filter: blur(110px); opacity: .11; pointer-events: none; }
.ambient-one { background: var(--yellow); right: -12rem; top: -10rem; }
.ambient-two { background: var(--green); left: -16rem; bottom: -14rem; }
.shell { width: min(1240px, calc(100% - 40px)); margin: 0 auto; padding-bottom: 56px; }
.masthead { min-height: 92px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.brand { color: var(--ink); text-decoration: none; display: flex; gap: 13px; align-items: center; }
.brand-mark { display: grid; place-items: center; width: 43px; height: 43px; border: 1px solid #6a580c; border-radius: 14px; color: var(--black); background: var(--yellow); font-size: 23px; font-weight: 900; }
.brand strong, .brand small { display: block; }
.brand small { color: var(--muted); font-size: 11px; margin-top: 4px; letter-spacing: .08em; text-transform: uppercase; }
.account-actions { display: flex; align-items: center; gap: 12px; }
.connection-pill { color: var(--muted); padding: 9px 13px; border: 1px solid var(--line); border-radius: 999px; font-size: 12px; }
.connection-pill.online { color: var(--green); border-color: rgba(54, 206, 102, .35); }

.eyebrow { color: var(--muted); letter-spacing: .17em; font-size: 12px; font-weight: 800; margin: 0 0 14px; }
h1, h2, p { margin-top: 0; }
h1 { font-family: ui-sans-serif, system-ui, sans-serif; font-size: clamp(46px, 7.5vw, 98px); line-height: .98; letter-spacing: -.065em; margin-bottom: 28px; max-width: 930px; }
h2 { font-family: ui-sans-serif, system-ui, sans-serif; font-size: 28px; letter-spacing: -.035em; margin-bottom: 10px; }
.lede { color: #b7b7b1; font-family: ui-sans-serif, system-ui, sans-serif; font-size: clamp(18px, 2vw, 24px); line-height: 1.55; max-width: 750px; }
.lede.compact { font-size: 17px; }

.login-layout { min-height: calc(100vh - 92px); display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(320px, .65fr); gap: 8vw; align-items: center; padding: 70px 0; }
.trust-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 42px; }
.trust-row span { color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 9px 13px; font-size: 12px; }
.login-card, .panel, .kpi-card { background: var(--panel); border: 1px solid var(--line); border-radius: 24px; box-shadow: 0 20px 65px rgba(0,0,0,.25); }
.login-card { padding: 34px; }
.login-card label { display: block; color: var(--muted); font-size: 12px; margin: 19px 0 8px; text-transform: uppercase; letter-spacing: .08em; }
input, select { width: 100%; color: var(--ink); background: #0b0c0b; border: 1px solid var(--line); border-radius: 12px; padding: 14px; outline: none; }
input:focus, select:focus { border-color: var(--yellow); box-shadow: 0 0 0 3px rgba(255, 203, 5, .1); }
.primary-button, .quiet-button { border-radius: 12px; padding: 13px 18px; font-weight: 800; }
.primary-button { width: 100%; background: var(--yellow); color: #080808; border: 0; margin-top: 24px; }
.primary-button:disabled { opacity: .5; cursor: wait; }
.quiet-button { color: var(--ink); border: 1px solid var(--line); background: #151615; }
.form-error, .report-error { color: #ff7770; margin: 16px 0 0; font-size: 13px; line-height: 1.5; }
.privacy-note { color: #74746f; font: 12px/1.55 ui-sans-serif, system-ui, sans-serif; margin: 18px 0 0; }

.report-heading { display: flex; justify-content: space-between; gap: 30px; align-items: end; padding: 66px 0 35px; }
.report-heading h1 { font-size: clamp(50px, 7vw, 86px); margin-bottom: 15px; }
.controls { display: flex; align-items: end; gap: 10px; padding-bottom: 8px; }
.controls label { color: var(--muted); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; }
.controls select { min-width: 132px; margin-top: 7px; padding: 12px; text-transform: none; letter-spacing: 0; }
.report-error { border: 1px solid rgba(255, 90, 80, .4); border-radius: 12px; padding: 14px; margin: 0 0 20px; background: rgba(80, 20, 18, .3); }
.report-tabs { display: flex; gap: 8px; margin: 0 0 18px; overflow-x: auto; }
.report-tabs button { white-space: nowrap; color: var(--muted); background: transparent; border: 1px solid var(--line); border-radius: 999px; padding: 11px 16px; }
.report-tabs button:hover, .report-tabs button.selected { color: var(--black); background: var(--yellow); border-color: var(--yellow); }
.section-intro { padding: 34px 4px 18px; }
.section-intro h2 { font-size: clamp(36px, 5vw, 60px); margin-bottom: 12px; }
.section-intro > p:last-child, .panel-note { color: var(--muted); font: 14px/1.6 ui-sans-serif, system-ui, sans-serif; max-width: 760px; }
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.kpi-card { text-align: left; color: var(--ink); padding: 24px; min-height: 175px; transition: transform .16s, border-color .16s; }
.kpi-card:hover { transform: translateY(-3px); border-color: rgba(255, 203, 5, .45); }
.kpi-card.selected { border-color: var(--yellow); background: linear-gradient(145deg, rgba(255,203,5,.09), var(--panel) 55%); }
.kpi-label, .kpi-card small { display: block; color: var(--muted); }
.kpi-label { font-size: 12px; text-transform: uppercase; letter-spacing: .09em; }
.kpi-card strong { display: block; color: var(--yellow); font-size: clamp(31px, 4vw, 48px); margin: 26px 0 7px; letter-spacing: -.06em; }
.kpi-card small { font-size: 11px; }
.panel { padding: 28px; margin-top: 16px; }
.panel-heading { display: flex; justify-content: space-between; gap: 20px; align-items: start; }
.panel-total { color: var(--yellow); font-weight: 800; font-size: 20px; }
.chart { height: 330px; margin-top: 20px; overflow: hidden; }
.chart svg { width: 100%; height: 100%; overflow: visible; }
.chart .grid-line { stroke: rgba(255,255,255,.08); stroke-width: 1; }
.chart .area { fill: url(#area-gradient); }
.chart .line { fill: none; stroke: var(--yellow); stroke-width: 3; vector-effect: non-scaling-stroke; }
.chart .point { fill: var(--yellow); stroke: #1c190a; stroke-width: 3; }
.chart .empty { fill: var(--muted); font-size: 13px; }
.chart-footer { display: flex; justify-content: space-between; color: var(--muted); font-size: 11px; }
.detail-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 16px; }
.signal-list { margin-top: 18px; }
.signal-list button { width: 100%; display: flex; justify-content: space-between; align-items: center; color: var(--ink); background: transparent; border: 0; border-top: 1px solid var(--line); padding: 17px 0; text-align: left; }
.signal-list button:hover span { color: var(--yellow); }
.signal-list strong { color: var(--yellow); font-size: 20px; }
.definition-panel > p:nth-of-type(2) { color: #b1b1ac; font: 15px/1.6 ui-sans-serif, system-ui, sans-serif; min-height: 48px; }
dl { margin: 24px 0 0; }
dl div { display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); padding: 13px 0; font-size: 12px; }
dt { color: var(--muted); } dd { margin: 0; text-align: right; }
.report-footer { display: flex; justify-content: space-between; color: #696965; font-size: 11px; padding: 20px 4px; }
.coverage-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 18px; }
.coverage-list div { border-top: 1px solid var(--line); padding-top: 14px; }
.coverage-list span, .coverage-list strong { display: block; }
.coverage-list span { color: var(--muted); font-size: 11px; }
.coverage-list strong { color: var(--yellow); margin: 8px 0 5px; }
.coverage-list small { color: #6f706d; }
.status-dot { color: var(--green); border: 1px solid rgba(54,206,102,.3); border-radius: 999px; padding: 7px 10px; font-size: 11px; }
.panel-note { margin: 24px 0 0; }
.project-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.project-card { padding: 22px; border: 1px solid var(--line); border-radius: 20px; background: var(--panel); }
.project-card .rank { color: var(--yellow); font-size: 11px; }
.project-card h3 { font: 700 23px/1.15 ui-sans-serif, system-ui, sans-serif; margin: 18px 0 24px; }
.project-card dl { margin: 0; }
.data-table-wrap { overflow-x: auto; margin-top: 15px; }
table { border-collapse: collapse; width: 100%; min-width: 650px; }
th, td { border-top: 1px solid var(--line); padding: 15px 10px; text-align: right; }
th:first-child, td:first-child { text-align: left; }
th { color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
td { color: #d3d3ce; font-size: 13px; }
td:first-child { color: var(--ink); font-weight: 800; }
.bar-list { margin-top: 22px; display: grid; gap: 11px; }
.bar-row { display: grid; grid-template-columns: 64px minmax(90px, 1fr) 76px; align-items: center; gap: 12px; color: var(--muted); font-size: 11px; }
progress.bar-track { appearance: none; width: 100%; height: 9px; overflow: hidden; border: 0; border-radius: 999px; background: rgba(255,255,255,.06); }
progress.bar-track::-webkit-progress-bar { border-radius: inherit; background: rgba(255,255,255,.06); }
progress.bar-track::-webkit-progress-value { border-radius: inherit; background: linear-gradient(90deg, var(--yellow), #ffe471); }
progress.bar-track::-moz-progress-bar { border-radius: inherit; background: linear-gradient(90deg, var(--yellow), #ffe471); }
.bar-row strong { color: var(--ink); text-align: right; }
.session-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.session-kpis button { color: var(--ink); background: var(--panel); border: 1px solid var(--line); border-radius: 20px; padding: 24px; text-align: left; }
.session-kpis span, .session-kpis strong { display: block; }
.session-kpis span { color: var(--muted); font-size: 12px; }
.session-kpis strong { color: var(--yellow); font-size: 32px; margin-top: 18px; }

@media (max-width: 900px) {
  .login-layout, .detail-grid { grid-template-columns: 1fr; }
  .login-layout { gap: 45px; }
  .login-card { max-width: 580px; }
  .report-heading { align-items: start; flex-direction: column; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .coverage-list, .project-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .shell { width: min(100% - 24px, 1240px); }
  .masthead { min-height: 74px; }
  .brand small, .connection-pill { display: none; }
  .login-layout { padding: 42px 0; }
  .login-card, .panel, .kpi-card { border-radius: 18px; }
  .login-card { padding: 24px; }
  .report-heading { padding-top: 40px; }
  .controls { width: 100%; display: grid; grid-template-columns: 1fr 1fr; }
  .controls .quiet-button { grid-column: 1 / -1; }
  .kpi-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .coverage-list, .project-grid, .session-kpis { grid-template-columns: 1fr; }
  .kpi-card { min-height: 145px; padding: 17px; }
  .kpi-card strong { margin-top: 22px; }
  .chart { height: 245px; }
  .panel { padding: 21px; }
  .report-footer { flex-direction: column; gap: 7px; }
}

@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; transition: none !important; } }