/* Expense Insights & Apps - Unified Design System */
@import url('https://fonts.googleapis.com/css2?family=Hanken+Grotesk:wght@400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,400,0..1,0');

:root {
  --color-brand: #00450d;
  --color-brand-hover: #003309;
  --color-accent: #007324;
  --color-accent-light: #dff5df;
  --color-accent-border: #c4eec4;
  --color-bg-page: #f8faf8;
  --color-bg-card: #ffffff;
  --color-bg-subtle: #f0f3f0;
  --color-border: #dfe5df;
  --color-border-subtle: #f0f3f0;
  --color-text-main: #191c1b;
  --color-text-body: #404941;
  --color-text-muted: #596158;
  --color-footer-bg: #e9edeb;
  --font-heading: 'Hanken Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

html, body {
  overflow-x: hidden;
  max-width: 100vw;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-page);
  color: var(--color-text-main);
  line-height: 1.6;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

/* Typography */
.font-heading {
  font-family: var(--font-heading);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-text-main);
  letter-spacing: -0.015em;
}

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

a:hover {
  color: var(--color-brand);
}

/* Header */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02);
  height: 72px;
}

.header-container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-logo-img {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(0, 69, 13, 0.12);
  flex-shrink: 0;
  background-color: #ffffff;
}

.hero-brand-logo {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  object-fit: cover;
  box-shadow: 0 4px 14px rgba(0, 69, 13, 0.12);
  margin-bottom: 16px;
  border: 1px solid var(--color-accent-border);
  background-color: #ffffff;
}

.footer-brand-logo {
  width: 20px;
  height: 20px;
  border-radius: 4px;
  object-fit: cover;
  vertical-align: middle;
  display: inline-block;
  margin-right: 6px;
}

.brand-logo-text {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 800;
  color: var(--color-brand);
  letter-spacing: -0.02em;
}

.brand-badge {
  font-size: 11px;
  font-weight: 700;
  background-color: var(--color-accent-light);
  color: var(--color-brand);
  padding: 3px 8px;
  border-radius: 9999px;
  border: 1px solid var(--color-accent-border);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-subtitle {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-muted);
}

@media (max-width: 640px) {
  .header-subtitle {
    display: none;
  }
}

@media (max-width: 480px) {
  .brand-logo-text {
    font-size: 18px;
  }
  .header-container {
    width: calc(100% - 24px);
  }
}

.nav-pill-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 9999px;
  border: 1px solid var(--color-border);
  background-color: #ffffff;
  color: var(--color-text-main);
  font-size: 12px;
  font-weight: 600;
  transition: all 0.2s ease;
  text-decoration: none;
  white-space: nowrap;
}

.nav-pill-link:hover {
  background-color: var(--color-bg-subtle);
  border-color: #cfd8cf;
  color: var(--color-brand);
}

/* Footer */
footer.site-footer {
  border-top: 1px solid var(--color-border);
  background-color: var(--color-footer-bg);
  padding: 32px 0;
  margin-top: auto;
}

.footer-container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

@media (min-width: 640px) {
  .footer-container {
    flex-direction: row;
  }
}

.footer-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 13px;
  font-weight: 500;
}

.footer-link {
  color: #4c554e;
  text-decoration: none;
}

.footer-link:hover {
  color: var(--color-brand);
  text-decoration: underline;
}

.footer-copyright {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #626b64;
}

.footer-brand {
  font-family: var(--font-heading);
  font-weight: 800;
  color: var(--color-brand);
}

/* Badges & Chips */
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 9999px;
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.badge-brand {
  background-color: var(--color-accent-light);
  color: var(--color-brand);
  border: 1px solid var(--color-accent-border);
}

.badge-neutral {
  background-color: var(--color-bg-subtle);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 9999px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--color-brand);
  color: #ffffff;
  border: 1px solid var(--color-brand);
  box-shadow: 0 1px 3px rgba(0, 69, 13, 0.2);
}

.btn-primary:hover {
  background-color: var(--color-brand-hover);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(0, 69, 13, 0.25);
}

.btn-secondary {
  background-color: #ffffff;
  color: var(--color-text-main);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-bg-subtle);
  color: var(--color-brand);
  border-color: #cfd8cf;
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-accent);
  border: 1px solid transparent;
  padding: 8px 14px;
}

.btn-ghost:hover {
  background-color: var(--color-accent-light);
  color: var(--color-brand);
}

/* Material Symbols sizing helper */
.material-symbols-outlined {
  font-size: 20px;
  vertical-align: middle;
}