/* Nepali Fonts — Demo Site Styles */

:root {
  --color-bg: #fafafa;
  --color-surface: #ffffff;
  --color-text: #1a1a1a;
  --color-text-secondary: #555;
  --color-primary: #1a56db;
  --color-primary-hover: #1e40af;
  --color-border: #e0e0e0;
  --color-code-bg: #f3f4f6;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  --max-width: 960px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
}

/* Navigation */
.nav {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 0 1.5rem;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 2rem;
  height: 56px;
}

.nav-brand {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-text);
  text-decoration: none;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  gap: 0.25rem;
  list-style: none;
}

.nav-links a {
  display: block;
  padding: 0.5rem 0.75rem;
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: var(--radius);
  font-size: 0.9rem;
  transition: background 0.15s, color 0.15s;
}

.nav-links a:hover,
.nav-links a.active {
  background: var(--color-code-bg);
  color: var(--color-text);
}

/* Main content */
.main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

h1 {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
}

h2 {
  font-size: 1.35rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

h3 {
  font-size: 1.1rem;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: 1rem;
  color: var(--color-text-secondary);
}

/* Cards / Panels */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.card + .card {
  margin-top: 1rem;
}

/* Grid */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
}

/* Form elements */
textarea {
  width: 100%;
  min-height: 120px;
  padding: 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 1.1rem;
  font-family: inherit;
  resize: vertical;
  line-height: 1.8;
}

textarea:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: -1px;
  border-color: transparent;
}

select {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  background: var(--color-surface);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border: none;
  border-radius: var(--radius);
  font-size: 0.9rem;
  cursor: pointer;
  background: var(--color-primary);
  color: #fff;
  transition: background 0.15s;
}

.btn:hover {
  background: var(--color-primary-hover);
}

.btn-secondary {
  background: var(--color-code-bg);
  color: var(--color-text);
}

.btn-secondary:hover {
  background: var(--color-border);
}

/* Slider */
.slider-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 1rem 0;
}

.slider-group label {
  font-size: 0.9rem;
  white-space: nowrap;
}

.slider-group input[type="range"] {
  flex: 1;
}

.slider-group .slider-value {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  min-width: 3ch;
  text-align: right;
}

/* Toolbar */
.toolbar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

/* Specimen */
.specimen-family {
  margin-bottom: 2rem;
}

.specimen-row {
  font-size: 1.5rem;
  line-height: 2;
  letter-spacing: 0.05em;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border);
}

.specimen-row:last-child {
  border-bottom: none;
}

.specimen-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  margin-bottom: 0.25rem;
}

.specimen-paragraph {
  font-size: 1.1rem;
  line-height: 1.9;
  padding: 0.75rem 0;
  color: var(--color-text);
}

/* Code blocks */
.code-block {
  position: relative;
  background: var(--color-code-bg);
  border-radius: var(--radius);
  padding: 1rem;
  margin: 0.75rem 0 1.25rem;
  overflow-x: auto;
}

.code-block code {
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 0.85rem;
  line-height: 1.6;
  white-space: pre;
}

.code-block .copy-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s;
}

.code-block:hover .copy-btn {
  opacity: 1;
}

@media (hover: none) {
  .code-block .copy-btn {
    opacity: 1;
  }
}

/* Output panel */
.output-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem;
}

.output-panel h3 {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin: 0 0 0.5rem;
  font-weight: 500;
}

.output-panel .output-text {
  font-size: 1.3rem;
  line-height: 1.8;
  min-height: 2.5rem;
  word-break: break-word;
}

/* Hero section */
.hero {
  text-align: center;
  padding: 2rem 0 1rem;
}

.hero h1 {
  font-size: 2rem;
}

.hero p {
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0.5rem auto 1.5rem;
}

.hero-sample {
  font-size: 1.75rem;
  line-height: 2;
  padding: 1.5rem;
  margin: 1.5rem 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

/* Link cards */
.link-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.link-card {
  display: block;
  padding: 1.25rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--color-text);
  transition: box-shadow 0.15s, border-color 0.15s;
}

.link-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 2px 8px rgba(26, 86, 219, 0.1);
}

.link-card h3 {
  margin: 0 0 0.25rem;
  font-size: 1rem;
  color: var(--color-primary);
}

.link-card p {
  font-size: 0.85rem;
  margin: 0;
}

/* Status badge */
.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  font-size: 0.75rem;
  border-radius: 99px;
  background: #dcfce7;
  color: #166534;
}

/* Responsive */
@media (max-width: 640px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }

  .nav-inner {
    gap: 1rem;
  }

  .nav-links a {
    padding: 0.5rem;
    font-size: 0.8rem;
  }

  .hero h1 {
    font-size: 1.5rem;
  }
}