*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green: #1a7a3c;
  --green-dark: #145e2e;
  --red: #c0392b;
  --gold: #f0a500;
  --bg: #f5f5f5;
  --card: #fff;
  --border: #ddd;
  --text: #222;
  --muted: #666;
  --radius: 8px;
}

body { font-family: system-ui, sans-serif; background: var(--bg); color: var(--text); font-size: 15px; }

a { color: var(--green); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Header */
.site-header { background: var(--green); color: #fff; padding: 0 1.5rem; position: sticky; top: 0; z-index: 100; }
.header-inner { max-width: 960px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; height: 52px; }
.site-title { color: #fff; font-weight: 700; font-size: 1.05rem; }
.header-inner nav { display: flex; align-items: center; gap: 1rem; }
.header-inner nav a { color: #fff; font-size: .9rem; }
.link-btn { background: none; border: none; cursor: pointer; color: #fff; font-size: .9rem; padding: 0; display: flex; align-items: center; gap: .4rem; }
.avatar { width: 24px; height: 24px; border-radius: 50%; vertical-align: middle; }

/* Banner */
.banner { padding: .75rem 1.5rem; text-align: center; font-size: .9rem; }
.banner-locked { background: #fde8e8; color: var(--red); border-bottom: 1px solid #f5c6c6; }
.banner-open { background: #e8f5ed; color: var(--green-dark); border-bottom: 1px solid #b8dcca; }

/* Main */
main { max-width: 960px; margin: 1.5rem auto; padding: 0 1rem 3rem; }
h1 { font-size: 1.6rem; margin-bottom: 1rem; }
h2 { font-size: 1.1rem; margin-bottom: .5rem; display: flex; align-items: center; gap: .6rem; }
h3 { font-size: 1rem; margin: 1rem 0 .4rem; color: var(--muted); }

.hint { font-size: .85rem; color: var(--muted); margin-bottom: 1rem; }
.counter { font-size: .8rem; font-weight: 600; background: var(--green); color: #fff; border-radius: 12px; padding: .15rem .5rem; }

/* Status messages */
#status-msg { padding: .75rem 1rem; border-radius: var(--radius); margin-bottom: 1rem; min-height: 0; }
.msg-success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.msg-error { background: #f8d7da; color: var(--red); border: 1px solid #f5c6c6; }

/* Section cards */
.section { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.25rem; margin-bottom: 1.5rem; }

/* Group blocks */
.group-block { border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: .75rem; }
.group-block summary { padding: .6rem .9rem; font-weight: 700; cursor: pointer; background: var(--bg); border-radius: var(--radius); list-style: none; }
.group-block summary::-webkit-details-marker { display: none; }
.group-block[open] summary { border-radius: var(--radius) var(--radius) 0 0; border-bottom: 1px solid var(--border); }
.matchday-label { font-size: .75rem; font-weight: 700; text-transform: uppercase; color: var(--muted); padding: .5rem .9rem .2rem; letter-spacing: .05em; }

/* Game rows */
.game-row { display: flex; align-items: center; gap: .5rem; padding: .45rem .9rem; border-bottom: 1px solid #f0f0f0; flex-wrap: wrap; }
.game-row:last-child { border-bottom: none; }
.team { font-size: .85rem; min-width: 90px; }
.home-team { text-align: right; }
.away-team { text-align: left; }
.game-meta { font-size: .75rem; color: var(--muted); margin-left: auto; }
.pick-label { display: inline-flex; align-items: center; gap: .25rem; padding: .3rem .6rem; border: 1px solid var(--border); border-radius: 4px; cursor: pointer; font-size: .8rem; font-weight: 700; transition: background .1s, border-color .1s; }
.pick-label input { display: none; }
.pick-label:hover { border-color: var(--green); }
.pick-label.selected, .pick-label:has(input:checked) { background: var(--green); color: #fff; border-color: var(--green); }

/* Tier / advancement blocks */
.tier-block { border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: .75rem; }
.tier-block summary { padding: .6rem .9rem; font-weight: 700; cursor: pointer; background: var(--bg); border-radius: var(--radius); list-style: none; display: flex; align-items: center; justify-content: space-between; }
.tier-block summary::-webkit-details-marker { display: none; }
.tier-block[open] summary { border-radius: var(--radius) var(--radius) 0 0; border-bottom: 1px solid var(--border); }
.team-grid { display: flex; flex-wrap: wrap; gap: .75rem; padding: .9rem; }
.tier-group { display: flex; flex-direction: column; gap: .3rem; min-width: 130px; }
.tier-group-label { font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.team-cb { display: flex; align-items: center; gap: .4rem; padding: .3rem .5rem; border: 1px solid var(--border); border-radius: 4px; cursor: pointer; font-size: .82rem; transition: background .1s; }
.team-cb input { width: 14px; height: 14px; accent-color: var(--green); }
.team-cb:hover { border-color: var(--green); background: #f0faf4; }
.team-cb.checked { background: #e6f4ec; border-color: var(--green); font-weight: 600; }
.team-cb:has(input:disabled) { opacity: .5; cursor: default; }

/* Scorers */
.search-box { width: 100%; padding: .55rem .75rem; border: 1px solid var(--border); border-radius: var(--radius); font-size: .9rem; margin-bottom: .75rem; }
.scorer-grid { display: flex; flex-wrap: wrap; gap: .4rem; max-height: 320px; overflow-y: auto; }
.player-cb { display: inline-flex; align-items: center; gap: .35rem; padding: .3rem .55rem; border: 1px solid var(--border); border-radius: 4px; cursor: pointer; font-size: .82rem; transition: background .1s; }
.player-cb input { width: 14px; height: 14px; accent-color: var(--green); }
.player-cb:hover { border-color: var(--green); background: #f0faf4; }
.player-cb.checked { background: #e6f4ec; border-color: var(--green); font-weight: 600; }
.player-cb:has(input:disabled) { opacity: .5; cursor: default; }

/* Tiebreaker */
.tb-label { display: flex; align-items: center; gap: .75rem; font-size: .95rem; }
.tb-input { width: 100px; padding: .5rem .75rem; border: 1px solid var(--border); border-radius: var(--radius); font-size: 1rem; text-align: center; }

/* Submit */
.submit-bar { text-align: center; padding: 1rem 0 0; }
.btn-primary { background: var(--green); color: #fff; border: none; padding: .75rem 2.5rem; border-radius: var(--radius); font-size: 1rem; font-weight: 700; cursor: pointer; transition: background .15s; }
.btn-primary:hover { background: var(--green-dark); }
.btn-primary:disabled { opacity: .6; cursor: default; }

/* Leaderboard */
.lb-table { width: 100%; border-collapse: collapse; font-size: .88rem; }
.lb-table th { background: var(--green); color: #fff; padding: .5rem .75rem; text-align: left; font-weight: 600; }
.lb-table td { padding: .45rem .75rem; border-bottom: 1px solid var(--border); }
.lb-table tr:hover td { background: #f9f9f9; }
.lb-table tr.rank-1 td { background: #fffbe6; font-weight: 600; }

/* Landing */
.landing { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.landing-card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 3rem; max-width: 440px; text-align: center; }
.trophy { font-size: 3rem; margin-bottom: .5rem; }
.landing-card h1 { font-size: 1.6rem; margin-bottom: .75rem; }
.landing-card p { color: var(--muted); margin-bottom: 1.5rem; line-height: 1.6; }
.landing-card .g_id_signin { display: flex; justify-content: center; margin-bottom: 1rem; }
.leaderboard-link { font-size: .85rem; }
.notice { color: var(--red); font-size: .85rem; margin-bottom: 1rem !important; }

/* Entries list */
.entries-list { display: flex; flex-direction: column; gap: .5rem; }
.entry-card { display: flex; align-items: center; justify-content: space-between; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: .85rem 1.1rem; text-decoration: none; color: var(--text); transition: border-color .15s, box-shadow .15s; }
.entry-card:hover { border-color: var(--green); box-shadow: 0 2px 8px rgba(0,0,0,.07); text-decoration: none; }
.entry-card-name { font-weight: 700; font-size: 1rem; }
.entry-card-meta { display: flex; align-items: center; gap: 1rem; font-size: .88rem; color: var(--muted); }
.entry-card-arrow { color: var(--green); font-size: 1.1rem; }

/* Entry view */
.view-header { margin-bottom: 1.5rem; }
.back-link { font-size: .85rem; color: var(--muted); display: inline-block; margin-bottom: .5rem; }
.back-link:hover { color: var(--green); }
.view-game-row { gap: .4rem; }
.view-pick { font-size: .72rem; font-weight: 800; letter-spacing: .04em; padding: .2rem .45rem; border-radius: 3px; min-width: 38px; text-align: center; }
.view-pick-home { background: #d4edda; color: #155724; }
.view-pick-away { background: #f8d7da; color: #721c24; }
.view-pick-draw { background: #fff3cd; color: #856404; }
.view-pick-none { background: #eee; color: #aaa; }
.view-divider { font-size: .75rem; color: var(--muted); }
.pick-winner { font-weight: 700; }
.champion-display { display: flex; align-items: center; gap: 1rem; padding: 1rem; background: #fffbe6; border: 1px solid var(--gold); border-radius: var(--radius); margin-top: .75rem; }
.champion-label { font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.champion-name { font-size: 1.1rem; font-weight: 800; color: var(--green-dark); }
.scorer-picks-view { display: flex; flex-direction: column; gap: .5rem; }
.scorer-pick-item { display: flex; align-items: center; gap: .75rem; font-size: .95rem; }
.scorer-num { width: 24px; height: 24px; background: var(--green); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: .75rem; font-weight: 800; flex-shrink: 0; }

/* Rules page */
.rules-grid { display: flex; flex-direction: column; gap: 0; }
.rules-grid .section { margin-bottom: 1.25rem; }
.rules-grid h3 { font-size: .9rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); margin: 1.25rem 0 .5rem; }
.rules-grid h3:first-of-type { margin-top: .5rem; }
.rules-list { padding-left: 1.25rem; line-height: 2; }
.rules-list li { margin-bottom: .25rem; }
.rules-table { width: 100%; border-collapse: collapse; margin-bottom: .5rem; font-size: .9rem; }
.rules-table tr { border-bottom: 1px solid var(--border); }
.rules-table td { padding: .45rem .25rem; }
.rules-table td.pts { text-align: right; font-weight: 700; color: var(--green); white-space: nowrap; }
.rules-table td.muted { color: var(--muted); font-size: .82rem; padding-top: .25rem; }

@media (max-width: 600px) {
  .game-row { font-size: .82rem; }
  .team { min-width: 70px; }
  .game-meta { width: 100%; margin-left: 0; order: 10; }
  .team-grid { gap: .4rem; }
}