:root {
  --color-bg: #ecfeff;
  --color-surface: #ffffff;
  --color-ink: #134e4a;
  --color-accent: #0f766e;
  --color-accent-dark: #115e59;
  --color-border: #99f6e4;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 24px 16px;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: "Trebuchet MS", Verdana, sans-serif;
}

.page {
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
}

.hero {
  margin: 0 0 20px;
  padding: 24px;
  background: var(--color-accent-dark);
  color: #ecfeff;
  border-radius: 16px;
}

.hero h1,
.hero p {
  margin: 0 0 8px;
}

.layout {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.panel {
  flex: 1 1 280px;
  margin: 0;
  padding: 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 14px;
}

.field {
  margin: 0 0 14px;
}

label {
  display: block;
  margin: 0 0 6px;
  font-weight: 700;
}

input[type="text"],
input[type="number"],
input[type="color"],
select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #5eead4;
  border-radius: 8px;
  font-size: 16px;
}

input[type="color"] {
  height: 44px;
  padding: 4px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0 0;
}

button {
  padding: 10px 16px;
  border: 0;
  border-radius: 8px;
  background: var(--color-accent);
  color: #ecfeff;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}

.button-danger {
  background: #b91c1c;
}

.jersey-card {
  margin: 0 auto;
  padding: 28px 20px;
  max-width: 260px;
  border: 3px solid #0f766e;
  border-radius: 18px;
  text-align: center;
  background: #f0fdfa;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.jersey-card.theme-home {
  background: #0f766e;
  border-color: #134e4a;
  color: #ecfeff;
}

.jersey-card.theme-away {
  background: #f8fafc;
  border-color: #334155;
  color: #0f172a;
}

.jersey-card.theme-alternate {
  background: #fef08a;
  border-color: #ca8a04;
  color: #713f12;
}

.jersey-number {
  margin: 0;
  font-size: 64px;
  font-weight: 700;
  line-height: 1;
}

.jersey-name {
  margin: 12px 0 6px;
  font-size: 22px;
  font-weight: 700;
}

.jersey-position {
  margin: 0;
  font-size: 15px;
  opacity: 0.9;
}

.readout {
  margin: 16px 0 0;
  padding: 12px 14px;
  background: #134e4a;
  border-radius: 10px;
  color: #ccfbf1;
  font-weight: 700;
}

@media (max-width: 560px) {
  .layout {
    display: block;
  }

  .panel {
    margin: 0 0 16px;
  }
}