/* ===== Base & Reset ===== */
:root {
  --primary-color: #2c3e50;
  --secondary-color: #3498db;
  --accent-color: #e74c3c;
  --text-color: #333;
  --light-text: #666;
  --light-bg: #f9f9f9;
  --border-color: #e0e0e0;
  --link-color: #3498db;
  --link-hover: #2980b9;
  --code-bg: #f5f5f5;
  --code-color: #c0392b;
  --max-width: 1200px;
  --padding-sm: 1rem;
  --padding-md: 1.5rem;
  --padding-lg: 2rem;
  --radius-sm: 4px;
  --radius-md: 8px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Goldplay', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.7;
  color: var(--text-color);
  background-color: #fff;
  padding: 0;
  margin: 0;
}

.root {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--padding-md);
}

/* ===== Typography ===== */
h1, h2 {
  color: var(--primary-color);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

h1 {
  font-size: 2.5rem;
  margin: 2rem 0 1.5rem;
}

h2 {
  font-size: 2rem;
  margin: 2rem 0 1rem;
}

p {
  margin: 0.8rem 0;
  color: var(--text-color);
  font-size: 1.05rem;
}

strong {
  font-weight: 700;
  color: var(--primary-color);
}

em {
  font-style: italic;
  color: var(--light-text);
}

a {
  color: var(--link-color);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--link-hover);
  text-decoration: underline;
}

.content {
  margin: 0.8rem 0;
  padding-left: 0;
}

.content span:first-child {
  font-weight: 700;
  margin-right: 0.5rem;
}

/* ===== Lists ===== */
ul {
  margin: 0.8rem 0 0.8rem 1.5rem;
  padding-left: 1rem;
}

.list {
  margin: 0.5rem 0;
  list-style-type: none;
  position: relative;
  padding-left: 1.5rem;
}

.list div:first-child {
  position: absolute;
  left: 0;
  font-weight: 700;
}

.list ul {
  margin: 0.5rem 0 0.5rem 1rem;
  padding-left: 1rem;
}

/* ===== Tables ===== */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  background-color: #fff;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

th, td {
  padding: 0.8rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

th {
  background-color: var(--light-bg);
  font-weight: 700;
}

tr:nth-child(even) {
  background-color: #fafafa;
}

/* ===== Layout & Spacing ===== */
@media (min-width: 768px) {
  .root {
    padding: var(--padding-lg);
  }
  h1 {
    font-size: 2.8rem;
  }
  h2 {
    font-size: 2.2rem;
  }
}

/* ===== Responsive Adjustments ===== */
@media (max-width: 767px) {
  .root {
    padding: var(--padding-sm);
  }
  h1 {
    font-size: 2rem;
  }
  h2 {
    font-size: 1.7rem;
  }
  table {
    display: block;
    overflow-x: auto;
  }
}

/* ===== Utility Classes ===== */
.content-desc {
  font-size: 0.95rem;
  color: var(--light-text);
}

/* ===== Print Styles ===== */
@media print {
  body {
    font-size: 10pt;
    padding: 0;
  }
  .root {
    max-width: 100%;
    padding: 0;
  }
  a {
    color: var(--primary-color);
    text-decoration: underline;
  }
  table {
    page-break-inside: auto;
  }
  tr {
    page-break-inside: avoid;
    page-break-after: auto;
  }
}