/* common.css - shared across all sidekar.dev pages */

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

:root {
  --bg: #0a0a0a;
  --bg-subtle: #111111;
  --bg-muted: #171717;
  --border: #262626;
  --border-subtle: #404040;
  --text: #f5f5f5;
  --text-secondary: #d4d4d4;
  --text-muted: #a3a3a3;
  --accent: #f5f5f5;
  --nav-bg: #0a0a0a;
  --font: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: light) {
  :root:not(.dark) {
    --bg: #ffffff;
    --bg-subtle: #f5f5f5;
    --bg-muted: #ebebeb;
    --border: #d4d4d4;
    --border-subtle: #a3a3a3;
    --text: #111111;
    --text-secondary: #404040;
    --text-muted: #737373;
    --accent: #111111;
    --nav-bg: #ffffff;
  }
}

html.light {
  --bg: #ffffff;
  --bg-subtle: #f5f5f5;
  --bg-muted: #ebebeb;
  --border: #d4d4d4;
  --border-subtle: #a3a3a3;
  --text: #111111;
  --text-secondary: #404040;
  --text-muted: #737373;
  --accent: #111111;
  --nav-bg: #ffffff;
}

html.dark {
  --bg: #0a0a0a;
  --bg-subtle: #111111;
  --bg-muted: #171717;
  --border: #262626;
  --border-subtle: #404040;
  --text: #f5f5f5;
  --text-secondary: #d4d4d4;
  --text-muted: #a3a3a3;
  --accent: #f5f5f5;
  --nav-bg: #0a0a0a;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text-secondary);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

/* Navigation */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--nav-bg);
  border-bottom: 1px solid var(--border);
}

nav .container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.02em;
  text-decoration: none;
}

.nav-logo-icon {
  width: 24px;
  height: 24px;
}

.nav-logo-icon.dark { display: block; }
.nav-logo-icon.light { display: none; }

@media (prefers-color-scheme: light) {
  :root:not(.dark) .nav-logo-icon.dark { display: none; }
  :root:not(.dark) .nav-logo-icon.light { display: block; }
}

html.light .nav-logo-icon.dark { display: none; }
html.light .nav-logo-icon.light { display: block; }
html.dark .nav-logo-icon.dark { display: block; }
html.dark .nav-logo-icon.light { display: none; }

.nav-left {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-auth,
.nav-cta {
  color: var(--nav-link-color, var(--text-muted));
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  padding: 7px 12px;
  border-radius: 0;
  border: 1px solid transparent;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.nav-auth:hover,
.nav-cta:hover {
  color: var(--nav-link-hover-color, var(--text));
  border-color: var(--nav-link-border, var(--border));
  background: var(--nav-link-hover-bg, var(--bg-subtle));
}

.nav-cta,
.nav-auth.active {
  color: var(--nav-link-active-color, var(--text));
  border-color: var(--nav-link-border, var(--border));
  background: var(--nav-link-active-bg, transparent);
}

.nav-dash-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-dash-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  padding: 6px 10px;
  border: 1px solid transparent;
}

.nav-dash-link:hover {
  color: var(--text-secondary);
  border-color: var(--border);
  background: var(--bg-subtle);
}

.nav-dash-link.active {
  color: var(--text);
  border-color: var(--border);
  background: var(--bg-subtle);
}

.user-info {
  font-size: 13px;
  color: var(--text-muted);
}

.user-info .username {
  color: var(--text-secondary);
  font-weight: 500;
}

.btn-logout {
  padding: 6px 12px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 0;
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 13px;
  cursor: pointer;
}

.btn-logout:hover {
  border-color: var(--border-subtle);
  color: var(--text-secondary);
}

/* Theme toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--border);
  border-radius: 0;
  background: var(--bg-subtle);
  cursor: pointer;
  color: var(--text-muted);
}

.theme-toggle:hover {
  color: var(--text-secondary);
  background: var(--bg-muted);
}

.theme-toggle svg {
  width: 16px;
  height: 16px;
}

.theme-toggle .icon-light,
.theme-toggle .icon-system,
.theme-toggle .icon-dark { display: none; }

.theme-toggle[data-mode="light"] .icon-light { display: block; }
.theme-toggle[data-mode="dark"] .icon-dark { display: block; }

@media (prefers-color-scheme: light) {
  .theme-toggle[data-mode="system"] .icon-light { display: block; }
}

@media (prefers-color-scheme: dark) {
  .theme-toggle[data-mode="system"] .icon-dark { display: block; }
}

/* Footer */
footer {
  padding: 40px 0;
  border-top: 1px solid var(--border);
}

footer .container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-left {
  font-size: 13px;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.footer-links a {
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: none;
}

.footer-links a:hover { color: var(--text-secondary); }

/* Common content */
.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

.empty-state {
  text-align: center;
  padding: 80px 24px;
  color: var(--text-muted);
}

.empty-state h2 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.empty-state p {
  font-size: 14px;
  margin-bottom: 16px;
}

.empty-state code {
  display: inline-block;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 0;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text);
}

.loading {
  text-align: center;
  padding: 60px 24px;
  color: var(--text-muted);
  font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {
  footer .container {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  nav .container {
    flex-wrap: wrap;
  }
}