@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --primary: hsl(210, 50%, 25%);
  --primary-light: hsl(210, 50%, 35%);
  --secondary: hsl(210, 100%, 40%);
  --accent: hsl(355, 78%, 56%);
  --bg-main: hsl(210, 20%, 97%);
  --bg-card: hsl(0, 0%, 100%);
  --text-main: hsl(210, 25%, 15%);
  --text-muted: hsl(210, 10%, 45%);
  --border: hsl(210, 15%, 85%);
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  --radius-lg: 12px;
  --radius-md: 8px;
  --radius-sm: 4px;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-main);
  color: var(--text-main);
  margin: 0;
  padding: 0;
  line-height: 1.5;
}

.container {
  max-width: 1000px;
  margin: 40px auto;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 40px;
}
h1 {
  text-align: center;
  color: var(--primary);
  font-weight: 700;
  margin-bottom: 40px;
  letter-spacing: -0.5px;
}
h2 {
  color: var(--primary);
  border-bottom: 2px solid var(--bg-main);
  padding-bottom: 8px;
  margin-top: 35px;
  font-size: 1.25rem;
  font-weight: 600;
}
.section {
  margin-bottom: 30px;
}
input, textarea, select {
  font-family: inherit;
  font-size: 0.95rem;
  padding: 10px 14px;
  margin: 8px 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  width: 100%;
  box-sizing: border-box;
  transition: border-color 0.2s, box-shadow 0.2s;
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--secondary);
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}
table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 10px;
}
th, td {
  border: 1px solid var(--border);
  padding: 12px;
  text-align: center;
}
th {
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.5px;
}
tr:nth-child(even) {
  background: var(--bg-main);
}
button {
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  cursor: pointer;
  margin-top: 10px;
  font-weight: 600;
  transition: all 0.2s;
}
button:hover {
  background: var(--primary-light);
  transform: translateY(-1px);
}
button:active {
  transform: translateY(0);
}
.remove-row {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.9rem;
}
.remove-row:hover {
  background: hsl(355, 78%, 46%);
}
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.settings-section {
  background: var(--bg-main);
  border: 1px solid var(--border);
  padding: 24px;
  border-radius: var(--radius-lg);
}
.bank-box {
  background: var(--bg-card);
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}
.bank-box h3 {
  margin-top: 0;
  font-size: 1rem;
  color: #284b63;
}
.signature-container {
  border: 1px solid var(--border);
  background: var(--bg-card);
  border-radius: var(--radius-md);
  width: fit-content;
  margin-bottom: 15px;
}
#signature-pad {
  cursor: crosshair;
}
#clear-signature {
  background: var(--text-muted);
}
#clear-signature:hover {
  background: var(--text-main);
}

@media (max-width: 600px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
}