:root {
  --green-900: #12331f;
  --green-700: #1f5c34;
  --green-600: #2b7a41;
  --green-100: #e7f3ea;
  --sand: #f6f3ea;
  --white: #ffffff;
  --ink: #1c231e;
  --muted: #6b7a70;
  --danger: #b3452c;
  --border: #dde5df;
  --radius: 14px;
  --shadow: 0 2px 10px rgba(18,51,31,0.08);
  font-size: 16px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--sand);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior-y: contain;
}

#app {
  max-width: 560px;
  margin: 0 auto;
  min-height: 100vh;
  padding-bottom: 76px;
  position: relative;
}

.hidden { display: none !important; }

/* ---- Top bar ---- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 12px;
  padding: 14px 18px;
  background: var(--green-900);
  color: var(--white);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand-badge {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--sand);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: 0 1px 4px rgba(0,0,0,0.25);
}
.brand-mark {
  width: 78%;
  height: 78%;
  object-fit: contain;
  display: block;
}
.brand-mark-lg {
  width: 72px;
  height: auto;
  margin: 0 auto 8px;
  display: block;
}
.topbar h1 {
  font-size: 18px;
  margin: 0;
  font-weight: 700;
  letter-spacing: 0.2px;
}
.topbar .sub {
  font-size: 12px;
  opacity: 0.75;
  margin-top: 2px;
}
.icon-btn {
  background: none;
  border: none;
  color: var(--white);
  font-size: 20px;
  cursor: pointer;
  padding: 6px;
}

/* ---- Screen content ---- */
.screen { padding: 16px; }

.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
  margin-bottom: 14px;
}

.card h2 {
  margin: 0 0 10px;
  font-size: 15px;
  color: var(--green-700);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.stat-row {
  display: flex;
  gap: 10px;
}
.stat-box {
  flex: 1;
  text-align: center;
  padding: 14px 6px;
  background: var(--green-100);
  border-radius: 12px;
}
.stat-box .value {
  font-size: 26px;
  font-weight: 800;
  color: var(--green-900);
  line-height: 1.1;
}
.stat-box .label {
  font-size: 11px;
  color: var(--muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 13px 18px;
  border-radius: 12px;
  border: none;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  width: 100%;
}
.btn-primary { background: var(--green-600); color: var(--white); }
.btn-primary:active { background: var(--green-700); }
.btn-secondary { background: var(--green-100); color: var(--green-900); }
.btn-outline { background: var(--white); color: var(--green-700); border: 1px solid var(--border); }
.btn-danger { background: #fbe9e5; color: var(--danger); }
.btn-small { padding: 8px 12px; font-size: 13px; width: auto; }
.btn-row { display: flex; gap: 10px; }

/* ---- Forms ---- */
label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
input, select, textarea {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  font-size: 15px;
  background: var(--white);
  color: var(--ink);
  font-family: inherit;
}
textarea { resize: vertical; min-height: 60px; }
.field { margin-bottom: 14px; }

.error-text { color: var(--danger); font-size: 13px; margin-top: 8px; }
.hint { color: var(--muted); font-size: 12px; margin-top: 6px; line-height: 1.4; }

/* ---- Auth screen ---- */
.auth-wrap {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 24px;
}
.auth-logo {
  text-align: center;
  margin-bottom: 24px;
  color: var(--green-900);
}
.auth-logo .flag { font-size: 44px; }
.auth-logo h1 { margin: 8px 0 2px; font-size: 22px; }
.auth-logo p { margin: 0; color: var(--muted); font-size: 13px; }
.tab-switch {
  display: flex;
  background: var(--green-100);
  border-radius: 10px;
  padding: 3px;
  margin-bottom: 18px;
}
.tab-switch button {
  flex: 1;
  padding: 9px;
  border: none;
  background: transparent;
  border-radius: 8px;
  font-weight: 600;
  color: var(--green-900);
  cursor: pointer;
}
.tab-switch button.active { background: var(--white); box-shadow: var(--shadow); }

.banner {
  background: #fff4d6;
  color: #6b5300;
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 13px;
  margin-bottom: 14px;
  line-height: 1.4;
}
.banner.local { background: #e7f3ea; color: var(--green-900); }

/* ---- Bottom nav ---- */
.bottomnav {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  max-width: 560px;
  margin: 0 auto;
  background: var(--white);
  border-top: 1px solid var(--border);
  display: flex;
  padding: 8px 4px calc(8px + env(safe-area-inset-bottom));
  z-index: 20;
}
.nav-btn {
  flex: 1;
  background: none;
  border: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 6px 0;
  color: var(--muted);
  font-size: 10px;
  cursor: pointer;
}
.nav-btn .glyph { font-size: 19px; }
.nav-btn.active { color: var(--green-700); font-weight: 700; }

/* ---- Round entry ---- */
.tee-select-row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 4px; }
.tee-chip {
  padding: 8px 12px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--white);
  font-size: 13px;
  cursor: pointer;
}
.tee-chip.active { background: var(--green-700); color: var(--white); border-color: var(--green-700); }

.hole-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.hole-nav .hole-title { font-size: 22px; font-weight: 800; color: var(--green-900); }
.hole-nav .hole-meta { font-size: 12px; color: var(--muted); }
.hole-nav button { background: var(--green-100); border: none; border-radius: 50%; width: 40px; height: 40px; font-size: 18px; color: var(--green-900); }

.running-total {
  text-align: center;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 4px;
}
.running-total strong { color: var(--green-900); font-size: 15px; }

.stepper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin: 10px 0;
}
.stepper button {
  width: 46px; height: 46px;
  border-radius: 50%;
  border: none;
  background: var(--green-100);
  color: var(--green-900);
  font-size: 22px;
  cursor: pointer;
}
.stepper .val { font-size: 34px; font-weight: 800; min-width: 56px; text-align: center; color: var(--green-900); }

.hole-progress {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  gap: 4px;
  margin-bottom: 16px;
}
.hole-progress .dot {
  aspect-ratio: 1;
  border-radius: 6px;
  background: var(--border);
  color: var(--white);
  font-size: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.hole-progress .dot.filled { background: var(--green-600); }
.hole-progress .dot.current { outline: 2px solid var(--green-900); outline-offset: 1px; }

.score-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 8px;
  font-size: 11px;
  font-weight: 700;
}
.score-badge.under { background: #dff0e6; color: var(--green-700); }
.score-badge.par { background: var(--green-100); color: var(--green-900); }
.score-badge.over { background: #fbe9e5; color: var(--danger); }

/* ---- History list ---- */
.round-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 4px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}
.round-item:last-child { border-bottom: none; }
.round-item .date { font-weight: 700; font-size: 14px; }
.round-item .meta { font-size: 12px; color: var(--muted); }
.round-item .score { font-size: 20px; font-weight: 800; color: var(--green-900); }

table.scorecard { width: 100%; border-collapse: collapse; font-size: 13px; margin-top: 8px; }
table.scorecard th, table.scorecard td { padding: 6px 4px; text-align: center; border-bottom: 1px solid var(--border); }
table.scorecard th { color: var(--muted); font-weight: 600; font-size: 11px; }
table.scorecard td.hole-note { font-size: 11px; color: var(--muted); text-align: left; }

canvas { max-width: 100%; }

.empty-state { text-align: center; padding: 40px 20px; color: var(--muted); }
.empty-state .glyph { font-size: 40px; display: block; margin-bottom: 10px; }

.loader {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  color: var(--green-900);
  font-size: 14px;
}