/* ====================================
   VayuAPI Website - Professional Styling
   ==================================== */

:root {
  --primary-color: #ffffff;
  --secondary-color: #f8f9fa;
  --accent-color: #05473c;
  --text-color: #1a1a1a;
  --text-light: #555555;
  --border-color: #e0e0e0;
  --code-bg: #f5f5f5;
  --nav-bg: #ffffff;
  --success-color: #00ab5f;
  --warning-color: #ff9800;
  --error-color: #f44336;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  background-color: var(--primary-color);
  color: var(--text-color);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ====== Navigation ====== */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  padding: 0.5rem 2rem;
  height: 80px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-color);
  text-decoration: none;
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: scale(1.05);
}

.logo img {
  height: 40px;
  width: auto;
  object-fit: contain;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--text-light);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.3s ease;
  padding: 0.5rem 0;
  border-bottom: 2px solid transparent;
}

.nav-links a:hover {
  color: var(--accent-color);
  border-bottom-color: var(--accent-color);
}

.nav-links a.active {
  color: var(--accent-color);
  border-bottom-color: var(--accent-color);
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 6px;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background-color: var(--text-color);
  border-radius: 2px;
  transition: 0.3s;
}

/* ====== Main Content ====== */
main {
  margin-top: 80px;
  min-height: calc(100vh - 150px);
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  box-sizing: border-box;
  overflow-x: hidden;
}

/* ====== Hero Section ====== */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  padding: 4rem 2rem;
  min-height: 70vh;
}

.hero-content h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  line-height: 1.2;
  color: var(--text-color);
}

.hero-content h1 .accent {
  color: var(--accent-color);
}

.hero-content p {
  font-size: 1.1rem;
  color: var(--text-light);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  padding: 0.75rem 2rem;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
}

.btn-primary {
  background-color: var(--accent-color);
  color: white;
  border: 2px solid var(--accent-color);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(255, 107, 53, 0.4);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-color);
  border: 2px solid var(--border-color);
}

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

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image img {
  max-width: 100%;
  height: auto;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

/* ====== Features Section ====== */
.features {
  padding: 4rem 2rem;
  background-color: var(--secondary-color);
}

.features h2 {
  font-size: 2.5rem;
  margin-bottom: 3rem;
  text-align: center;
  color: var(--text-color);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.feature-card {
  background-color: var(--primary-color);
  padding: 2rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
  border-color: var(--accent-color);
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 171, 95, 0.15);
}

.feature-card h3 {
  color: var(--accent-color);
  margin-bottom: 0.5rem;
  font-size: 1.3rem;
}

.feature-card p {
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ====== Documentation Section ====== */
.docs-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 3rem 2rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  box-sizing: border-box;
  overflow-x: hidden;
}

/* Use CSS Grid for proper sidebar layout when .toc sidebar is present */
.docs-container:has(.toc) {
  grid-template-columns: 280px 1fr;
  grid-template-rows: auto auto auto;
}

.docs-container:has(.toc) > h1 {
  grid-column: 1 / -1;
  grid-row: 1;
}

.docs-container:has(.toc) > .toc {
  grid-column: 1;
  grid-row: 2;
  background-color: var(--secondary-color);
  padding: 2rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  height: fit-content;
  position: sticky;
  top: 100px;
}

.docs-container:has(.toc) > .docs-content {
  grid-column: 2;
  grid-row: 2 / 4;
}

.toc h3 {
  margin-top: 0;
  margin-bottom: 1.5rem;
  color: var(--accent-color);
  font-size: 1.1rem;
}

.toc ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

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

.toc li {
  margin-bottom: 0.5rem;
}

.toc a {
  color: var(--text-color);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.3s ease;
}

.toc a:hover {
  color: var(--accent-color);
}

.docs-container h1 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
  color: var(--text-color);
}

.docs-content {
  background-color: var(--secondary-color);
  padding: 2rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  box-sizing: border-box;
  overflow-x: hidden;
  word-wrap: break-word;
  word-break: break-word;
}

.docs-content h2 {
  color: var(--accent-color);
  margin-top: 2rem;
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

.docs-content h3 {
  color: var(--text-color);
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
}

.docs-content p {
  color: var(--text-light);
  margin-bottom: 1rem;
  line-height: 1.8;
}

.docs-content ul, .docs-content ol {
  margin-left: 2rem;
  margin-bottom: 1rem;
}

.docs-content li {
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

.docs-content code {
  background-color: var(--code-bg);
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  color: var(--accent-color);
  font-family: 'Monaco', 'Courier New', monospace;
  font-size: 0.9rem;
}

.docs-content pre {
  background-color: var(--code-bg);
  padding: 1rem;
  border-radius: 4px;
  overflow-x: auto;
  overflow-y: hidden;
  margin-bottom: 1rem;
  border-left: 3px solid var(--accent-color);
  border: 1px solid var(--border-color);
  max-width: 100%;
  box-sizing: border-box;
}

.docs-content pre code {
  background: none;
  padding: 0;
  color: var(--text-light);
  border-radius: 0;
  display: block;
  word-wrap: normal;
}

.docs-sidebar {
  display: flex;
  gap: 2rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.docs-nav {
  width: 250px;
  background-color: var(--primary-color);
  padding: 1rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  position: sticky;
  top: 100px;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
}

.docs-nav h3 {
  color: var(--accent-color);
  margin-bottom: 1rem;
  font-size: 1rem;
}

.docs-nav a {
  display: block;
  color: var(--text-light);
  text-decoration: none;
  padding: 0.5rem 0;
  font-size: 0.9rem;
  border-left: 2px solid transparent;
  padding-left: 0.5rem;
  transition: all 0.3s ease;
}

.docs-nav a:hover {
  color: var(--accent-color);
  border-left-color: var(--accent-color);
  padding-left: 1rem;
}

.docs-main {
  flex: 1;
}

/* ====== Table Styling ====== */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
  box-sizing: border-box;
  max-width: 100%;
}

table th {
  background-color: var(--code-bg);
  padding: 1rem;
  text-align: left;
  color: var(--accent-color);
  font-weight: 600;
  overflow-wrap: break-word;
}

table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-light);
  overflow-wrap: break-word;
  word-break: break-word;
}

table tr:hover {
  background-color: var(--code-bg);
}

/* ====== Footer ====== */
footer {
  background-color: var(--secondary-color);
  border-top: 1px solid var(--border-color);
  padding: 2rem;
  margin-top: 4rem;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.footer-section h3 {
  color: var(--accent-color);
  margin-bottom: 1rem;
}

.footer-section p,
.footer-section a {
  color: var(--text-light);
  font-size: 0.9rem;
}

.footer-section a {
  text-decoration: none;
  display: block;
  margin-bottom: 0.5rem;
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: var(--accent-color);
}

.footer-bottom {
  text-align: center;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-light);
  font-size: 0.85rem;
}

/* ====== Responsive Design ====== */
@media (max-width: 768px) {
  nav {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }

  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 0;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background-color: rgba(26, 26, 26, 0.99);
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--border-color);
  }

  .nav-links.active {
    display: flex;
  }

  .hamburger {
    display: flex;
  }

  .hero {
    grid-template-columns: 1fr;
    padding: 2rem 1rem;
    min-height: auto;
    gap: 2rem;
  }

  .hero-content h1 {
    font-size: 2.5rem;
  }

  .hero-content p {
    font-size: 1rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .features h2 {
    font-size: 1.8rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .docs-container h1 {
    font-size: 1.8rem;
  }

  .docs-container:has(.toc) {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
  }

  .docs-container:has(.toc) > h1 {
    grid-column: 1;
    grid-row: 1;
  }

  .docs-container:has(.toc) > .toc {
    grid-column: 1;
    grid-row: 2;
    position: static;
    height: auto;
  }

  .docs-container:has(.toc) > .docs-content {
    grid-column: 1;
    grid-row: 3;
  }

  .toc {
    margin-bottom: 1rem;
  }

  .docs-content {
    padding: 1.5rem;
    overflow-x: hidden;
  }

  table {
    font-size: 0.8rem;
    display: block;
    overflow-x: auto;
  }

  table thead {
    display: none;
  }

  table tr {
    display: block;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
  }

  table td {
    display: block;
    padding: 0.75rem;
    text-align: right;
    padding-left: 50%;
    position: relative;
  }

  table td:before {
    content: attr(data-label);
    position: absolute;
    left: 0;
    width: 50%;
    padding: 0.75rem;
    font-weight: 600;
    text-align: left;
    background-color: var(--code-bg);
  }

  pre {
    overflow-x: auto;
    font-size: 0.75rem;
  }

  pre code {
    font-size: 0.75rem;
    display: block;
    white-space: pre;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 14px;
  }

  nav {
    padding: 0.75rem 1rem;
  }

  .logo img {
    height: 65px;
  }

  .hero-content h1 {
    font-size: 1.8rem;
  }

  .hero-content p {
    font-size: 0.9rem;
  }

  .features h2 {
    font-size: 1.5rem;
  }

  .feature-card {
    padding: 1.5rem;
  }

  .docs-container {
    padding: 1.5rem 0.75rem;
  }

  .docs-container:has(.toc) {
    grid-template-columns: 1fr;
  }

  .toc {
    padding: 1.5rem;
  }

  .docs-content {
    padding: 1rem;
    overflow-x: hidden;
  }

  table {
    font-size: 0.7rem;
    display: block;
    overflow-x: auto;
  }

  table thead {
    display: none;
  }

  table tr {
    display: block;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
  }

  table td {
    display: block;
    padding: 0.5rem;
    text-align: right;
    padding-left: 40%;
    position: relative;
    font-size: 0.65rem;
  }

  table td:before {
    content: attr(data-label);
    position: absolute;
    left: 0;
    width: 40%;
    padding: 0.5rem;
    font-weight: 600;
    text-align: left;
    background-color: var(--code-bg);
    font-size: 0.65rem;
  }

  pre {
    font-size: 0.65rem;
    overflow-x: auto;
    padding: 0.75rem;
  }

  pre code {
    font-size: 0.65rem;
    display: block;
    white-space: pre;
  }
}

/* ====== Scroll Bar ====== */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--primary-color);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-color);
}