:root {
  --bg: #0f1115;
  --surface: #181b22;
  --surface-2: #222632;
  --text: #f2f3f5;
  --muted: #9aa1ad;
  --accent: #ff5a7a;
  --accent-2: #ffb13d;
  --ok: #3ddc97;
  --radius: 14px;
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100dvh;
}

[hidden] { display: none !important; }

.top {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  /* In der Android-App reicht die Seite bis unter die Statusleiste (edge-to-edge). */
  padding: calc(12px + env(safe-area-inset-top)) calc(16px + env(safe-area-inset-right)) 12px
    calc(16px + env(safe-area-inset-left));
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--surface-2);
}
.brand { font-weight: 800; letter-spacing: 0.3px; }
.gym-info { color: var(--muted); font-size: 14px; text-align: right; }

main {
  max-width: 560px;
  margin: 0 auto;
  padding: 16px calc(16px + env(safe-area-inset-right)) calc(16px + env(safe-area-inset-bottom))
    calc(16px + env(safe-area-inset-left));
}

h1 { font-size: 24px; margin: 8px 0; }
.muted { color: var(--muted); }

.card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 16px;
}

form.card { display: grid; gap: 14px; }

label { display: grid; gap: 6px; font-size: 14px; color: var(--muted); }
label.radio, label.check { display: flex; gap: 10px; align-items: flex-start; color: var(--text); }
fieldset { border: 0; padding: 0; margin: 0; display: grid; gap: 8px; }
legend { color: var(--muted); font-size: 14px; margin-bottom: 6px; }

input, select, textarea {
  font: inherit;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 10px 12px;
  width: 100%;
}
input[type='radio'], input[type='checkbox'] { width: auto; margin-top: 3px; accent-color: var(--accent); }
input:focus, select:focus { outline: none; border-color: var(--accent); }

button {
  font: inherit;
  color: var(--text);
  background: var(--surface-2);
  border: 0;
  border-radius: 10px;
  padding: 10px 14px;
  cursor: pointer;
}
button.primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #111; font-weight: 700; }
button.ghost { background: transparent; border: 1px solid var(--surface-2); }
button.wide { width: 100%; margin-top: 8px; }
button:disabled { opacity: 0.5; cursor: default; }

.emoji-row { display: flex; flex-wrap: wrap; gap: 6px; }
.emoji-row button { font-size: 22px; padding: 6px 8px; }
.emoji-row button.selected { outline: 2px solid var(--accent); }

.status-bar { display: flex; gap: 8px; flex-wrap: wrap; padding: 10px; }
.chip { padding: 8px 12px; border-radius: 999px; font-size: 14px; width: auto; }
.chip.open { background: color-mix(in srgb, var(--ok) 25%, var(--surface-2)); }

.tabs { display: flex; gap: 6px; margin: 14px 0 10px; }
.tabs button { flex: 1; background: transparent; border-bottom: 2px solid transparent; border-radius: 0; color: var(--muted); }
.tabs button.active { color: var(--text); border-bottom-color: var(--accent); }
.badge {
  display: inline-block;
  min-width: 20px;
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--accent);
  color: #111;
  font-size: 12px;
  font-weight: 700;
}

.list { display: grid; gap: 10px; }
.person {
  display: grid;
  grid-template-columns: 48px 1fr auto;
  gap: 12px;
  align-items: center;
  background: var(--surface);
  border-radius: var(--radius);
  padding: 12px;
}
.avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 26px;
  background: var(--surface-2);
}
.person .name { font-weight: 700; }
.person .meta { color: var(--muted); font-size: 13px; }
.person .bio { font-size: 14px; margin-top: 2px; overflow-wrap: anywhere; }
.person .actions { display: flex; flex-direction: column; gap: 6px; }

.empty { text-align: center; color: var(--muted); padding: 32px 8px; }

.icebreakers { display: grid; gap: 8px; }
.icebreakers button { text-align: left; }

.chat { display: flex; flex-direction: column; height: calc(100dvh - 90px - env(safe-area-inset-top) - env(safe-area-inset-bottom)); }
.chat-head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.chat-title { flex: 1; font-weight: 700; }
.chat-log { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 6px; padding: 4px 0; }
.msg { max-width: 80%; padding: 8px 12px; border-radius: 14px; background: var(--surface-2); overflow-wrap: anywhere; }
.msg.mine { align-self: flex-end; background: color-mix(in srgb, var(--accent) 35%, var(--surface-2)); }
.msg time { display: block; font-size: 11px; color: var(--muted); margin-top: 2px; }
.chat-input { display: flex; gap: 8px; padding-top: 8px; }
.chat-input input { flex: 1; }

.sheet {
  position: fixed;
  inset: 0;
  z-index: 20;
  background: rgb(0 0 0 / 55%);
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.sheet-body { width: 100%; max-width: 560px; border-radius: var(--radius) var(--radius) 0 0; padding-bottom: calc(16px + env(safe-area-inset-bottom)); }
.sheet h2 { margin: 0 0 12px; font-size: 18px; }

.toast {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: calc(16px + env(safe-area-inset-bottom));
  z-index: 30;
  max-width: 528px;
  margin: 0 auto;
  background: var(--surface-2);
  border-left: 4px solid var(--accent);
  padding: 12px 14px;
  border-radius: 10px;
  box-shadow: 0 6px 24px rgb(0 0 0 / 40%);
}