:root {
  color-scheme: dark;
  --ink: #ece9df;
  --muted: #a9adab;
  --panel: #151a1c;
  --panel-2: #1b2224;
  --line: #394145;
  --accent: #c6e36f;
  --accent-dark: #1f2a18;
  --warning: #f0b86e;
  --danger: #f07b72;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; color: var(--ink); background: radial-gradient(circle at 20% 0%, #273033 0, #101416 42rem), #101416; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
.hidden { display: none !important; }
.masthead { height: 68px; display: flex; align-items: center; justify-content: space-between; padding: 0 4vw; border-bottom: 1px solid #30383b; background: rgba(13, 17, 18, .88); backdrop-filter: blur(18px); position: sticky; top: 0; z-index: 10; }
.brand { color: var(--ink); text-decoration: none; text-transform: uppercase; font-weight: 850; letter-spacing: .11em; }
.brand span { color: var(--accent); font-weight: 600; }
.identity { display: flex; gap: .75rem; align-items: center; color: var(--muted); }
.tag { padding: .22rem .55rem; border: 1px solid #596246; color: var(--accent); border-radius: 999px; font-size: .72rem; text-transform: uppercase; letter-spacing: .09em; }
main { width: min(1440px, 94vw); margin: 0 auto; }
.auth-shell { min-height: calc(100vh - 68px); display: grid; grid-template-columns: 1.3fr minmax(320px, .7fr); gap: 8vw; align-items: center; }
.briefing h1 { margin: .3rem 0 1.4rem; max-width: 760px; font-size: clamp(3.3rem, 7vw, 7rem); line-height: .86; text-transform: uppercase; letter-spacing: -.065em; }
.briefing > p:not(.eyebrow) { max-width: 620px; color: #c6c8c5; font-size: 1.12rem; line-height: 1.7; }
.eyebrow { margin: 0 0 .45rem; color: var(--accent); text-transform: uppercase; letter-spacing: .17em; font-size: .76rem; font-weight: 800; }
.briefing-grid { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 2rem; }
.briefing-grid span { padding: .55rem .8rem; border: 1px solid var(--line); color: var(--muted); text-transform: uppercase; letter-spacing: .08em; font-size: .72rem; }
.access-card { background: rgba(24, 30, 32, .94); border: 1px solid #455054; padding: 1.25rem; box-shadow: 0 30px 90px #0008; }
.auth-tabs { display: grid; grid-template-columns: 1fr 1fr; border-bottom: 1px solid var(--line); margin: -1.25rem -1.25rem 1.4rem; }
.auth-tab { border: 0; background: transparent; color: var(--muted); padding: 1.1rem; }
.auth-tab.active { color: var(--accent); box-shadow: inset 0 -2px var(--accent); }
.auth-panel { display: grid; gap: 1rem; }
label { display: grid; gap: .45rem; color: var(--muted); font-size: .76rem; text-transform: uppercase; letter-spacing: .08em; }
label span { text-transform: none; letter-spacing: 0; }
input, textarea, select { width: 100%; border: 1px solid var(--line); background: #0e1213; color: var(--ink); padding: .82rem .9rem; outline: none; }
input:focus, textarea:focus, select:focus { border-color: var(--accent); box-shadow: 0 0 0 2px #c6e36f22; }
button { border: 1px solid transparent; padding: .68rem .9rem; color: var(--ink); background: #293033; }
button:hover { filter: brightness(1.12); }
.primary { background: var(--accent); color: #11150d; font-weight: 800; }
.secondary { border-color: #798751; background: var(--accent-dark); color: var(--accent); }
.ghost { background: transparent; border-color: var(--line); color: var(--muted); }
.dev-login { width: 100%; margin-top: 1rem; background: #402f1f; color: var(--warning); border-color: #775a36; }
.message { min-height: 1.2rem; color: var(--danger); font-size: .86rem; }
.app-shell { padding: 2rem 0 5rem; }
.app-nav { display: flex; gap: .45rem; margin-bottom: 2.2rem; border-bottom: 1px solid var(--line); }
.nav-button { border: 0; background: transparent; color: var(--muted); padding: .8rem 1rem 1rem; }
.nav-button.active { color: var(--accent); box-shadow: inset 0 -2px var(--accent); }
.view { display: none; }
.view.active-view { display: block; }
.section-heading, .builder-heading { display: flex; justify-content: space-between; align-items: end; gap: 1rem; margin-bottom: 2rem; }
h2 { margin: 0; font-size: clamp(2rem, 4vw, 4rem); line-height: .95; letter-spacing: -.04em; text-transform: uppercase; }
h3 { margin: 2.3rem 0 1rem; color: var(--muted); text-transform: uppercase; letter-spacing: .11em; font-size: .8rem; }
.deck-grid, .opponent-grid, .match-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1rem; }
.deck-card, .opponent-card { display: grid; gap: .9rem; min-height: 220px; padding: 1.2rem; background: linear-gradient(145deg, #1c2325, #131819); border: 1px solid var(--line); }
.deck-card h4, .opponent-card h3 { margin: 0; color: var(--ink); font-size: 1.25rem; text-transform: none; letter-spacing: -.02em; }
.deck-card p, .opponent-card p { margin: 0; color: var(--muted); line-height: 1.5; font-size: .9rem; }
.card-metrics { display: flex; gap: .5rem; flex-wrap: wrap; }
.card-metrics span { padding: .25rem .45rem; background: #0d1112; color: #bcc0bd; font-size: .72rem; }
.deck-card button { align-self: end; }
.deck-actions { display:grid; grid-template-columns:1fr 1fr; gap:.5rem; align-self:end; }
.match-card { display:grid; gap:.75rem; padding:1.1rem; border:1px solid var(--line); background:linear-gradient(145deg,#1c2325,#131819); }
.match-card h3 { margin:0; color:var(--ink); font-size:1.1rem; text-transform:none; letter-spacing:0; }
.match-card p { margin:0; color:var(--muted); font-size:.82rem; line-height:1.45; }
.match-result { color:var(--accent); font-weight:800; text-transform:uppercase; letter-spacing:.08em; font-size:.7rem; }
.match-link { display:block; align-self:end; text-align:center; text-decoration:none; }
.selected-force { margin:0 0 1rem; padding:1rem; border:1px solid #657445; background:#1b2417; color:var(--accent); }
.empty { padding: 2rem; border: 1px dashed var(--line); color: var(--muted); }
.builder-actions { display: flex; gap: .6rem; }
.deck-name { border: 0; border-bottom: 1px solid var(--line); background: transparent; padding: .15rem 0 .35rem; font-size: clamp(2rem, 4vw, 4rem); font-weight: 760; letter-spacing: -.04em; }
.deck-summary { position: sticky; top: 68px; z-index: 5; display: flex; gap: .6rem; flex-wrap: wrap; padding: .85rem; background: #121718f2; border: 1px solid var(--line); backdrop-filter: blur(12px); }
.summary-chip { padding: .4rem .55rem; color: var(--muted); border-left: 2px solid var(--line); }
.summary-chip.good { border-color: var(--accent); color: var(--accent); }
.summary-chip.bad { border-color: var(--danger); color: var(--danger); }
.validation-errors { flex-basis: 100%; margin: .25rem 0 0; color: var(--danger); font-size: .83rem; }
.catalog-tools { display: flex; gap: 1rem; justify-content: space-between; margin: 1.4rem 0 1rem; }
.catalog-tools input { max-width: 440px; }
.segmented { display: flex; flex-wrap: wrap; gap: .3rem; }
.segmented button { color: var(--muted); background: transparent; border-color: var(--line); }
.segmented button.active { color: #11150d; background: var(--accent); }
.card-catalog { display: grid; gap: .55rem; }
.catalog-card { display: grid; grid-template-columns: minmax(210px, 1fr) minmax(280px, 2fr) auto; align-items: center; gap: 1rem; padding: .85rem 1rem; border: 1px solid #30383b; background: #151a1c; }
.catalog-card h4 { margin: 0 0 .25rem; }
.catalog-card .traits { color: var(--accent); font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; }
.catalog-card .ability { color: var(--muted); font-size: .85rem; line-height: 1.45; }
.counter { display: grid; grid-template-columns: 34px 42px 34px; align-items: center; text-align: center; }
.counter button { padding: .35rem; }
.counter strong { color: var(--accent); }
.status-panel { margin-top: 1.5rem; padding: 1rem; border-left: 3px solid var(--warning); background: #2a2119; color: #d4c4b0; }
.invite-form { max-width: 680px; display: grid; gap: 1rem; padding: 1.2rem; background: var(--panel); border: 1px solid var(--line); }
.invite-result { margin-top: 1rem; padding: 1rem; background: #172317; border: 1px solid #4e6b42; overflow-wrap: anywhere; }
.admin-control { margin-top: 2rem; padding: clamp(1rem, 2vw, 2rem); border: 1px solid #596246; background: linear-gradient(145deg, #1d2521, #111718); }
.compact-heading { margin-bottom: 1rem; }
.control-summary { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: .55rem; margin-bottom: 1rem; }
.control-summary span { padding: .65rem .75rem; border: 1px solid var(--line); background: #101516; color: var(--muted); font-size: .78rem; }
.control-summary .control-alert { color: var(--warning); border-color: #775a36; background: #2a2119; }
.control-actions { display: flex; flex-wrap: wrap; gap: .6rem; margin: 1rem 0; }
.control-choices { display: grid; gap: .45rem; margin-top: 1rem; }
.control-choices > h3 { margin-bottom: 0; }
.control-choices > p { margin: 0 0 .5rem; color: var(--muted); }
.control-choices > button { text-align: left; border-color: #445055; background: #151c1e; }
.control-log { display: grid; gap: .5rem; padding: 0; list-style: none; }
.control-log li { padding: .8rem; border-left: 2px solid var(--accent); background: #101516; }
.control-log strong { display: block; color: var(--accent); text-transform: uppercase; letter-spacing: .08em; font-size: .72rem; }
.control-log span { color: var(--muted); font-size: .72rem; }
.control-log p { margin: .4rem 0 0; color: #d4d5d0; }
.toast { position: fixed; right: 2rem; bottom: 2rem; max-width: 420px; padding: .9rem 1.1rem; color: #11150d; background: var(--accent); box-shadow: 0 15px 40px #0009; z-index: 20; }

@media (max-width: 820px) {
  .auth-shell { grid-template-columns: 1fr; padding: 3rem 0; }
  .briefing h1 { font-size: 3.5rem; }
  .catalog-tools, .section-heading, .builder-heading { align-items: stretch; flex-direction: column; }
  .catalog-card { grid-template-columns: 1fr; }
  .app-nav { overflow-x: auto; }
}