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

:root {
  --bg:        #0f172a;
  --surface:   #1e293b;
  --border:    #334155;
  --text:      #e2e8f0;
  --muted:     #94a3b8;
  --c-michael: #34d399;
  --c-monika:  #38bdf8;
  --radius:    14px;
  --ease:      0.2s ease;
}

body {
  font-family: system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding-bottom: 4rem;
}

header {
  text-align: center;
  padding: 2.5rem 1rem 1.75rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2rem;
}

header h1 {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--text);
}

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* ── Big counters ── */
.counters-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

@media (max-width: 480px) {
  .counters-row { grid-template-columns: 1fr; }
}

.counter-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem 1.75rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  position: relative;
  overflow: hidden;
  transition: transform var(--ease), box-shadow var(--ease);
}

.counter-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(0,0,0,.45);
}

.counter-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--user-color);
}

.counter-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--user-color);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.counter-number {
  font-size: clamp(5rem, 14vw, 7rem);
  font-weight: 900;
  line-height: 1;
  color: var(--user-color);
}

.counter-unit {
  font-size: 0.85rem;
  color: var(--muted);
  font-weight: 500;
}

.counter-last {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 0.3rem;
}

.counter-adjust {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.9rem;
}

.adjust-btn {
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  transition: background var(--ease), border-color var(--ease), color var(--ease);
  display: flex;
  align-items: center;
  justify-content: center;
}

.adjust-btn:hover {
  background: var(--user-color);
  border-color: var(--user-color);
  color: #0f172a;
}

/* ── Form ── */
.log-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.log-section h2, .history-section h2 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: flex-end;
  margin-bottom: 1rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 140px;
  flex: 1;
}

label {
  font-size: 0.73rem;
  color: var(--muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

select, input[type="date"], input[type="text"] {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 0.55rem 0.75rem;
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--ease);
  width: 100%;
}

select:focus, input:focus { border-color: #38bdf8; }

.btn-primary {
  background: #38bdf8;
  color: #0f172a;
  border: none;
  border-radius: 8px;
  padding: 0.65rem 1.5rem;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: opacity var(--ease), transform var(--ease);
}

.btn-primary:hover { opacity: 0.85; transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.45rem 1rem;
  font-size: 0.8rem;
  cursor: pointer;
  transition: color var(--ease), border-color var(--ease);
}

.btn-ghost:hover { color: #f87171; border-color: #f87171; }

/* ── History ── */
.history-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.history-empty {
  text-align: center;
  color: var(--muted);
  padding: 2rem;
  font-size: 0.9rem;
}

.history-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.65rem 0.9rem;
  font-size: 0.85rem;
}

.history-person {
  font-weight: 700;
  min-width: 65px;
}

.history-type {
  flex: 1;
  color: var(--muted);
}

.history-date {
  color: var(--muted);
  white-space: nowrap;
  font-size: 0.8rem;
}

.history-delete {
  background: transparent;
  border: none;
  color: var(--border);
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
  padding: 0 0.15rem;
  transition: color var(--ease);
  flex-shrink: 0;
}

.history-delete:hover { color: #f87171; }

/* ── Toast ── */
.toast {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  background: #334155;
  color: var(--text);
  padding: 0.65rem 1.25rem;
  border-radius: 999px;
  font-size: 0.85rem;
  box-shadow: 0 4px 16px rgba(0,0,0,.5);
  opacity: 1;
  transition: opacity 0.4s ease;
  pointer-events: none;
  z-index: 100;
}

.toast.hide { opacity: 0; }

@media (max-width: 520px) {
  .form-row { flex-direction: column; }
  .field { min-width: unset; }
}