/* Kiro Documentation Framework - Main Styles */

/* ===== 1. CSS Reset & Base ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: hsl(var(--foreground));
  background: hsl(var(--background));
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* Subtle ambient glow background */
body::before {
  content: "";
  position: fixed;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background:
    radial-gradient(
      ellipse at 20% 30%,
      hsla(262, 83%, 58%, 0.08) 0%,
      transparent 50%
    ),
    radial-gradient(
      ellipse at 80% 70%,
      hsla(217, 33%, 18%, 0.12) 0%,
      transparent 50%
    ),
    radial-gradient(
      ellipse at 50% 50%,
      hsla(262, 83%, 58%, 0.05) 0%,
      transparent 60%
    );
  animation: ambientGlow 30s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

body > * {
  position: relative;
  z-index: 1;
}

/* ===== 2. Typography ===== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 600;
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
}

h1 {
  font-size: var(--text-4xl);
}
h2 {
  font-size: var(--text-3xl);
}
h3 {
  font-size: var(--text-2xl);
}
h4 {
  font-size: var(--text-xl);
}
h5 {
  font-size: var(--text-lg);
}
h6 {
  font-size: var(--text-base);
}

p {
  margin-bottom: var(--space-4);
  line-height: var(--leading-relaxed);
}

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

a:hover {
  opacity: 0.8;
}

code {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  background: hsl(var(--muted));
  padding: 0.2em 0.4em;
  border-radius: 0.25rem;
}

pre code {
  background: transparent;
  padding: 0;
}

/* ===== 3. Layout Components ===== */
.container {
  width: 100%;
  margin-right: auto;
  margin-left: auto;
  padding-right: var(--space-4);
  padding-left: var(--space-4);
}

@media (min-width: 640px) {
  .container {
    max-width: 640px;
  }
}
@media (min-width: 768px) {
  .container {
    max-width: 768px;
  }
}
@media (min-width: 1024px) {
  .container {
    max-width: 1024px;
  }
}
@media (min-width: 1280px) {
  .container {
    max-width: 1280px;
  }
}

.docs-layout {
  display: grid;
  gap: var(--space-8);
  margin-top: var(--space-8);
}

@media (min-width: 1024px) {
  .docs-layout {
    grid-template-columns: 240px 1fr;
  }
}

/* ===== 4. Navigation ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: hsl(var(--background) / 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid hsl(var(--border));
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 600;
  font-size: var(--text-lg);
  color: hsl(var(--foreground));
}

.nav-logo {
  width: 2rem;
  height: 2rem;
}

.nav-links {
  display: none;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

.nav-links a {
  color: hsl(var(--muted-foreground));
  font-size: var(--text-sm);
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: hsl(var(--foreground));
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}

@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }
}

.nav-toggle span {
  display: block;
  width: 1.5rem;
  height: 2px;
  background: hsl(var(--foreground));
  transition: all 0.3s;
}

.nav-mobile {
  display: none;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4);
  border-top: 1px solid hsl(var(--border));
}

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

@media (min-width: 768px) {
  .nav-mobile {
    display: none !important;
  }
}

.nav-mobile a {
  color: hsl(var(--muted-foreground));
  padding: var(--space-2);
  border-radius: var(--radius);
  transition: all 0.2s;
}

.nav-mobile a:hover,
.nav-mobile a.active {
  color: hsl(var(--foreground));
  background: hsl(var(--muted));
}

/* ===== 5. Sidebar ===== */
.sidebar {
  display: none;
}

@media (min-width: 1024px) {
  .sidebar {
    display: block;
    position: sticky;
    top: 5rem;
    height: calc(100vh - 5rem);
    overflow-y: auto;
    padding-right: var(--space-4);
  }
}

.sidebar-section {
  margin-bottom: var(--space-6);
}

.sidebar-section h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-3);
  color: hsl(var(--foreground));
}

.sidebar-section ul {
  list-style: none;
}

.sidebar-section li {
  margin-bottom: var(--space-2);
}

.sidebar-section a {
  display: block;
  font-size: var(--text-sm);
  color: hsl(var(--muted-foreground));
  padding: var(--space-2);
  border-radius: var(--radius);
  transition: all 0.2s;
}

.sidebar-section a:hover,
.sidebar-section a.active {
  color: hsl(var(--foreground));
  background: hsl(var(--muted));
}

/* ===== 6. Cards ===== */
.card {
  border-radius: var(--radius);
  border: 1px solid hsl(var(--border));
  background: hsl(var(--card));
  color: hsl(var(--card-foreground));
  padding: var(--space-6);
  transition: box-shadow 0.2s;
}

.card:hover {
  box-shadow: 0 4px 12px hsl(var(--primary) / 0.1);
}

.card h3 {
  margin-bottom: var(--space-3);
}

.card-grid {
  display: grid;
  gap: var(--space-6);
  margin: var(--space-8) 0;
}

@media (min-width: 768px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Single column override for complex content */
.card-grid-1 {
  display: grid;
  gap: var(--space-6);
  margin: var(--space-8) 0;
  grid-template-columns: 1fr;
}

/* ===== 7. Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  font-size: var(--text-sm);
  font-weight: 500;
  padding: var(--space-2) var(--space-4);
  transition: all 0.2s;
  border: none;
  cursor: pointer;
  gap: var(--space-2);
}

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

.btn-primary:hover {
  opacity: 0.9;
}

.btn-outline {
  border: 1px solid hsl(var(--border));
  background: transparent;
  color: hsl(var(--foreground));
}

.btn-outline:hover {
  background: hsl(var(--muted));
}

.btn-ghost {
  background: transparent;
  color: hsl(var(--foreground));
}

.btn-ghost:hover {
  background: hsl(var(--muted));
}

.btn-lg {
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
}

.btn-sm {
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
}

/* ===== 8. Code Blocks ===== */
.code-block {
  position: relative;
  background: hsl(var(--muted));
  border-radius: var(--radius);
  padding: var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  margin: var(--space-4) 0;
  overflow-x: auto;
}

.code-block pre {
  margin: 0;
  overflow-x: auto;
}

.code-block pre code {
  background: transparent;
  padding: 0;
  white-space: pre;
  display: block;
}

.code-block code {
  background: transparent;
  white-space: pre-wrap;
  display: block;
}

.code-copy {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  background: hsl(var(--background));
  color: hsl(var(--foreground));
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  cursor: pointer;
  transition: all 0.2s;
}

.code-copy:hover {
  background: hsl(var(--muted));
}

/* ===== 9. Tabs ===== */
.tabs {
  margin: var(--space-6) 0;
}

.tab-list {
  display: flex;
  gap: var(--space-2);
  border-bottom: 1px solid hsl(var(--border));
  margin-bottom: var(--space-4);
}

.tab-button {
  background: transparent;
  border: none;
  color: hsl(var(--muted-foreground));
  font-size: var(--text-sm);
  font-weight: 500;
  padding: var(--space-2) var(--space-4);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}

.tab-button:hover {
  color: hsl(var(--foreground));
}

.tab-button.active {
  color: hsl(var(--primary));
  border-bottom-color: hsl(var(--primary));
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* ===== 10. Callouts ===== */
.callout {
  border-radius: var(--radius);
  border: 1px solid hsl(var(--border));
  padding: var(--space-4);
  margin: var(--space-4) 0;
}

.callout-info {
  border-left: 4px solid hsl(var(--primary));
  background: hsl(var(--primary) / 0.1);
}

.callout-warning {
  border-left: 4px solid hsl(45 93% 47%);
  background: hsl(45 93% 47% / 0.1);
}

.callout-error {
  border-left: 4px solid hsl(var(--destructive));
  background: hsl(var(--destructive) / 0.1);
}

/* ===== 11. Content ===== */
.content {
  max-width: 65ch;
  padding-bottom: var(--space-16);
}

.content > * + * {
  margin-top: var(--space-4);
}

.content ul,
.content ol {
  margin-left: var(--space-6);
  margin-bottom: var(--space-4);
}

.content li {
  margin-bottom: var(--space-2);
}

/* ===== 12. Hero Section ===== */
.hero {
  text-align: center;
  padding: var(--space-16) 0;
}

.hero h1 {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
  .hero h1 {
    font-size: 3rem;
  }
}

.hero p {
  font-size: var(--text-lg);
  color: hsl(var(--muted-foreground));
  max-width: 60ch;
  margin: 0 auto var(--space-6);
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== 13. Utility Classes ===== */
.text-muted {
  color: hsl(var(--muted-foreground));
}

.text-primary {
  color: hsl(var(--primary));
}

.text-center {
  text-align: center;
}

.mt-0 {
  margin-top: 0;
}
.mt-2 {
  margin-top: var(--space-2);
}
.mt-4 {
  margin-top: var(--space-4);
}
.mt-6 {
  margin-top: var(--space-6);
}
.mt-8 {
  margin-top: var(--space-8);
}

.mb-0 {
  margin-bottom: 0;
}
.mb-2 {
  margin-bottom: var(--space-2);
}
.mb-4 {
  margin-bottom: var(--space-4);
}
.mb-6 {
  margin-bottom: var(--space-6);
}
.mb-8 {
  margin-bottom: var(--space-8);
}

/* ===== 14. Accessibility ===== */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus styles */
*:focus-visible {
  outline: 2px solid hsl(var(--ring));
  outline-offset: 2px;
}

/* ===== 15. Animations ===== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.3s ease-out;
}

/* Ambient glow animation */
@keyframes ambientGlow {
  0% {
    transform: translate(0, 0) rotate(0deg);
    opacity: 1;
  }
  33% {
    transform: translate(5%, 5%) rotate(120deg);
    opacity: 0.8;
  }
  66% {
    transform: translate(-5%, 3%) rotate(240deg);
    opacity: 0.9;
  }
  100% {
    transform: translate(0, 0) rotate(360deg);
    opacity: 1;
  }
}