:root {
  color-scheme: light dark;
  --color-ink: #211c17;
  --color-ink-soft: #6b6259;
  --color-brand: #ee7a2e;
  --color-brand-dark: #c75b18;
  --color-paper: #faf8f5;
  --color-surface: #fff;
  --color-canvas: #f0ebe4;
  --color-border: #e5ded5;
  --color-success: #1f7a51;
  --color-success-bg: #e6f5ee;
  --color-error: #9f2d24;
  --color-error-bg: #fbe9e7;
  --radius-sm: .7rem;
  --radius-md: 1rem;
  --radius-lg: 1.35rem;
  --shadow-card: 0 1rem 3rem -2rem rgb(33 28 23 / 30%);
  --font-sans: "Plus Jakarta Sans", Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { min-height: 100%; background: var(--color-canvas); }
body { min-height: 100vh; margin: 0; color: var(--color-ink); background: var(--color-paper); font-family: var(--font-sans); line-height: 1.5; -webkit-font-smoothing: antialiased; }
button, input, select, textarea { font: inherit; }
a { color: var(--color-brand-dark); text-underline-offset: .2em; }
h1, h2, p { margin-top: 0; }
h1 { font-size: clamp(1.8rem, 7vw, 2.5rem); line-height: 1.08; letter-spacing: -.035em; }
h2 { font-size: 1.5rem; letter-spacing: -.025em; }

.skip-link { position: fixed; top: .5rem; left: .5rem; z-index: 100; padding: .7rem 1rem; background: var(--color-surface); transform: translateY(-150%); }
.skip-link:focus { transform: none; }
.brand { display: inline-flex; align-items: center; gap: .65rem; color: inherit; font-size: 1.45rem; letter-spacing: -.035em; white-space: nowrap; }
.brand__mark { color: var(--color-ink); }
.brand__bar { color: var(--color-brand); }
.brand__muted { color: #a79c92; }
.brand small { color: var(--color-brand); font-size: .65em; }
.eyebrow { margin-bottom: .5rem; color: var(--color-brand-dark); font-size: .72rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }

.auth-shell { min-height: 100vh; display: grid; }
.auth-hero { position: relative; min-height: 42vh; overflow: hidden; display: flex; flex-direction: column; justify-content: space-between; padding: max(1.5rem, env(safe-area-inset-top)) 1.5rem 2rem; color: #faf8f5; background: var(--color-ink); }
.auth-hero .brand__mark { color: #faf8f5; }
.auth-hero__copy { position: relative; max-width: 35rem; }
.auth-hero__copy p { color: #c9beb2; }
.court-pattern { position: absolute; inset: -10%; opacity: .28; background-image: linear-gradient(90deg, transparent 24%, var(--color-brand) 24% 24.3%, transparent 24.3% 75.7%, var(--color-brand) 75.7% 76%, transparent 76%), linear-gradient(0deg, transparent 49.8%, var(--color-brand) 49.8% 50.2%, transparent 50.2%), radial-gradient(#faf8f5 1px, transparent 1px); background-size: 100% 100%, 100% 100%, 12px 12px; transform: rotate(-4deg); }
.auth-panel { display: flex; align-items: center; padding: 2rem 1.25rem max(2rem, env(safe-area-inset-bottom)); }
.auth-panel__inner { width: min(100%, 29rem); margin: auto; }
.form-stack { display: grid; gap: 1rem; }
.field { display: grid; gap: .45rem; color: var(--color-ink-soft); font-size: .9rem; font-weight: 700; }
.field input, .field select, .field textarea, .team-filter select, .inline-form select { width: 100%; min-height: 3.3rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: .75rem .9rem; color: var(--color-ink); background: var(--color-surface); }
.field textarea { resize: vertical; }
.field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible, .button:focus-visible, a:focus-visible { outline: 3px solid color-mix(in srgb, var(--color-brand) 45%, transparent); outline-offset: 2px; }
.field__error { color: var(--color-error); }
.button { min-height: 3.2rem; border: 0; border-radius: var(--radius-sm); padding: .75rem 1rem; display: inline-flex; align-items: center; justify-content: center; font-weight: 800; text-decoration: none; cursor: pointer; }
.button--primary { color: #fff; background: var(--color-brand); }
.button--primary:hover { background: var(--color-brand-dark); }
.button--quiet { color: var(--color-ink-soft); background: transparent; }
.button--secondary { color: var(--color-ink); border: 1px solid var(--color-border); background: var(--color-surface); }
.button--danger { color: var(--color-error); border: 1px solid color-mix(in srgb, var(--color-error) 30%, var(--color-border)); background: transparent; }
.button--compact { min-height: 2.7rem; }
.text-link { display: inline-block; margin-top: 1.25rem; font-weight: 700; }
.alert { margin: 0 0 1rem; border-radius: var(--radius-sm); padding: .8rem 1rem; font-weight: 650; }
.alert--success { color: var(--color-success); background: var(--color-success-bg); }
.alert--error { color: var(--color-error); background: var(--color-error-bg); }
.center-shell { min-height: 100vh; display: grid; place-items: center; padding: 1.25rem; }
.card { border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 1.25rem; background: var(--color-surface); box-shadow: var(--shadow-card); }
.auth-card { width: min(100%, 30rem); }
.auth-card .brand { margin-bottom: 2.5rem; }
.auth-switch { margin: 1.25rem 0 0; color: var(--color-ink-soft); }
.form-grid { display: grid; gap: 1rem; }
.app-shell { min-height: 100vh; padding-bottom: 5rem; background: var(--color-paper); }
.app-header { min-height: 4.5rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: max(1rem, env(safe-area-inset-top)) 1.25rem 1rem; border-bottom: 1px solid var(--color-border); background: var(--color-surface); }
.app-content { width: min(100% - 2rem, 70rem); margin: 0 auto; padding: 1.5rem 0; }
.narrow-content { width: min(100% - 2rem, 40rem); margin: 0 auto; padding: 2rem 0; }
.form-card { padding: clamp(1.25rem, 5vw, 2rem); }
.header-actions, .button-row, .team-card__meta, .member-actions, .inline-form { display: flex; align-items: center; gap: .65rem; flex-wrap: wrap; }
.avatar { width: 2.5rem; height: 2.5rem; flex: 0 0 auto; display: inline-grid; place-items: center; border-radius: 50%; color: #fff; background: var(--color-brand); font-weight: 800; }
.dashboard-heading { display: flex; align-items: end; justify-content: space-between; gap: 1rem; margin-bottom: 1.5rem; }
.dashboard-heading p, .section-heading p { color: var(--color-ink-soft); }
.team-filter { display: grid; gap: .35rem; margin: 0 0 2rem; color: var(--color-ink-soft); font-size: .85rem; font-weight: 800; }
.team-filter select { max-width: 24rem; }
.section-stack { display: grid; gap: 1rem; margin-top: 2rem; }
.section-heading h2 { margin-bottom: 0; }
.team-grid, .management-grid { display: grid; gap: 1rem; }
.team-card { min-height: 12rem; display: flex; flex-direction: column; color: inherit; text-decoration: none; }
.team-card:hover { border-color: color-mix(in srgb, var(--color-brand) 50%, var(--color-border)); }
.team-card h3 { margin: .6rem 0 .35rem; font-size: 1.25rem; }
.team-card p { color: var(--color-ink-soft); }
.team-card__sport { color: var(--color-brand-dark); font-size: .78rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.team-card__meta { margin-top: auto; }
.badge { display: inline-flex; align-items: center; min-height: 1.8rem; border-radius: 999px; padding: .25rem .65rem; color: var(--color-success); background: var(--color-success-bg); font-size: .72rem; font-weight: 800; }
.badge--muted { color: var(--color-ink-soft); background: var(--color-canvas); }
.invitation-card, .member-row, .team-hero { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.invitation-card p { margin: .25rem 0 0; color: var(--color-ink-soft); }
.status-dot { width: .65rem; height: .65rem; display: inline-block; margin-right: .45rem; border-radius: 50%; background: var(--color-brand); }
.empty-state { grid-column: 1 / -1; text-align: center; }
.team-hero { min-height: 12rem; align-items: end; background: linear-gradient(145deg, var(--color-surface), #f8eee5); }
.member-list { display: grid; gap: .75rem; }
.member-identity { display: flex; align-items: center; gap: .8rem; }
.member-identity small, .member-row > div > small { display: block; color: var(--color-ink-soft); }
.inline-form select { min-height: 2.7rem; width: auto; }
.check-field { display: flex; align-items: center; gap: .65rem; font-weight: 700; }
.check-field input { width: 1.2rem; height: 1.2rem; }
.helper-text { margin: 1rem 0 0; color: var(--color-ink-soft); font-size: .85rem; }
.welcome-card { min-height: 15rem; display: flex; flex-direction: column; justify-content: end; background: linear-gradient(145deg, var(--color-surface), #f8eee5); }
.planning-entry { margin-top: 1rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.planning-entry p { color: var(--color-ink-soft); }
.planning-form { margin-top: 1.5rem; }
.step-card { min-width: 0; margin: 0; }
.step-card legend { padding: 0 .35rem; color: var(--color-ink); font-size: 1.1rem; font-weight: 850; }
.step-card legend span { width: 1.8rem; height: 1.8rem; display: inline-grid; place-items: center; margin-right: .35rem; border-radius: 50%; color: #fff; background: var(--color-brand); font-size: .8rem; }
.rule-list, .preview-list { display: grid; gap: .8rem; margin-bottom: 1rem; }
.rule-row { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr auto; gap: .7rem; align-items: end; padding-bottom: .8rem; border-bottom: 1px solid var(--color-border); }
.roster-editor { margin-top: 1rem; }
.roster-editor select { min-height: 2.7rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: .5rem; color: var(--color-ink); background: var(--color-surface); }
.preview-row { display: grid; grid-template-columns: minmax(11rem, .7fr) minmax(20rem, 1.8fr); gap: 1rem; }
.preview-row--excluded { opacity: .72; }
.preview-date { display: grid; align-content: start; gap: .25rem; }
.preview-date span, .preview-date small { color: var(--color-ink-soft); }
.preview-controls { display: grid; grid-template-columns: 1.3fr 1fr .8fr .7fr; gap: .7rem; }
.bottom-nav { position: fixed; inset: auto 0 0; z-index: 10; min-height: 4.5rem; display: grid; grid-template-columns: repeat(5, 1fr); padding: .55rem max(.5rem, env(safe-area-inset-right)) max(.55rem, env(safe-area-inset-bottom)) max(.5rem, env(safe-area-inset-left)); border-top: 1px solid var(--color-border); background: color-mix(in srgb, var(--color-surface) 94%, transparent); backdrop-filter: blur(12px); }
.bottom-nav a, .bottom-nav span { display: grid; place-items: center; color: #8b8279; font-size: .72rem; font-weight: 700; text-decoration: none; }
.bottom-nav [aria-current="page"] { color: var(--color-brand-dark); }
.bottom-nav [aria-disabled="true"] { opacity: .55; }

@media (min-width: 800px) {
  .auth-shell { grid-template-columns: minmax(24rem, 1.05fr) minmax(25rem, .95fr); }
  .auth-hero { min-height: 100vh; padding: 3rem; }
  .auth-panel { padding: 3rem; }
  .form-grid { grid-template-columns: 1fr 1fr; }
  .team-grid { grid-template-columns: repeat(3, 1fr); }
  .management-grid { grid-template-columns: 1fr 1fr; }
  .bottom-nav { left: 50%; width: min(42rem, 100%); transform: translateX(-50%); border: 1px solid var(--color-border); border-bottom: 0; border-radius: 1.25rem 1.25rem 0 0; }
}

@media (prefers-color-scheme: dark) {
  :root { --color-ink: #f5f0ea; --color-ink-soft: #c9beb2; --color-paper: #17130f; --color-surface: #211c17; --color-canvas: #17130f; --color-border: #3a3129; }
  .brand__muted { color: #a79c92; }
  .welcome-card { background: linear-gradient(145deg, #211c17, #2a211a); }
  .team-hero { background: linear-gradient(145deg, #211c17, #2a211a); }
}

@media (max-width: 620px) {
  .dashboard-heading, .invitation-card, .member-row, .team-hero, .planning-entry { align-items: stretch; flex-direction: column; }
  .member-actions { align-items: stretch; flex-direction: column; }
  .member-actions form, .member-actions .button, .inline-form select { width: 100%; }
  .rule-row, .preview-row, .preview-controls { grid-template-columns: 1fr; }
}

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