/* InvoicePerfectly Theme - Extracted from live app */
/* Generated: 2025-09-30 */

:root {
  /* Color Palette - Primary & Accent */
  --color-primary: hsl(217.2 91.2% 59.8%);
  --color-primary-dark: hsl(221 83% 53%);
  --color-accent: hsl(147.1429 78.5047% 41.9608%);
  --color-accent-alt: hsl(159.7826 100% 36.0784%);
  --color-warning: hsl(42.029 92.8251% 56.2745%);
  --color-destructive: hsl(0 84.2% 60.2%);
  --color-destructive-dark: hsl(0 62.8% 30.6%);
  --color-success: hsl(147.1429 78.5047% 41.9608%);
  
  /* Neutrals & Backgrounds */
  --color-background: hsl(0 0% 100%);
  --color-foreground: hsl(222.2 84% 4.9%);
  --color-muted: hsl(210 40% 96%);
  --color-muted-foreground: hsl(215.4 16.3% 46.9%);
  --color-border: hsl(214.3 31.8% 91.4%);
  --color-input: hsl(214.3 31.8% 91.4%);
  
  /* Card & Surface */
  --color-card: hsl(0 0% 100%);
  --color-card-foreground: hsl(222.2 84% 4.9%);
  
  /* Popover & Elevated Surfaces */
  --color-popover: hsl(0 0% 100%);
  --color-popover-foreground: hsl(222.2 84% 4.9%);
  
  /* Secondary Colors */
  --color-secondary: hsl(210 40% 96%);
  --color-secondary-foreground: hsl(222.2 47.4% 11.2%);
  
  /* Ring (focus states) */
  --color-ring: hsl(217.2 91.2% 59.8%);
  
  /* Typography */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  
  /* Spacing Scale */
  --space-0: 0;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 200ms ease;
  --transition-slow: 300ms ease;
}

/* Base Resets & Typography */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  color: var(--color-foreground);
  background-color: var(--color-background);
  line-height: 1.6;
  min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--space-4);
}

h1 {
  font-size: 2.25rem;
  font-weight: 700;
}

h2 {
  font-size: 1.875rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: var(--space-4);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* Header & Navigation */
/* Original: .header, nav elements from app */
header {
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4) var(--space-6);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
  background-color: rgba(255, 255, 255, 0.95);
}

.header-container {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

.logo img {
  height: 120px;
  width: auto;
}

.logo:hover {
  text-decoration: none;
  opacity: 0.9;
}

nav {
  display: flex;
  gap: var(--space-6);
  align-items: center;
}

nav a {
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--color-muted-foreground);
  transition: color var(--transition-fast);
}

nav a:hover {
  color: var(--color-foreground);
  text-decoration: none;
}

/* Buttons */
/* Original: .btn, button variants from Tailwind components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  cursor: pointer;
  padding: var(--space-2) var(--space-4);
  border: none;
  text-decoration: none;
}

.btn:focus-visible {
  outline: 2px solid var(--color-ring);
  outline-offset: 2px;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-primary-dark);
  color: white;
  text-decoration: none;
}

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

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-muted);
  text-decoration: none;
}

.btn-destructive {
  background-color: var(--color-destructive);
  color: white;
}

.btn-destructive:hover:not(:disabled) {
  background-color: var(--color-destructive-dark);
  text-decoration: none;
}

.btn-lg {
  padding: var(--space-3) var(--space-8);
  font-size: 1rem;
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: var(--space-1) var(--space-3);
  font-size: 0.8125rem;
}

/* Cards */
/* Original: card components from shadcn/ui */
.card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.card-header {
  margin-bottom: var(--space-4);
}

.card-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
  text-align: center;
}

.card-description {
  font-size: 0.875rem;
  color: var(--color-muted-foreground);
  margin-bottom: 0;
}

.card-content {
  margin-bottom: var(--space-4);
}

.card-footer {
  display: flex;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

/* Forms & Inputs */
/* Original: input, select, textarea from app */
.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--space-2);
  color: var(--color-foreground);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-input);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  background-color: var(--color-background);
  color: var(--color-foreground);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: 2px solid var(--color-ring);
  outline-offset: 0;
  border-color: var(--color-ring);
}

.form-input::placeholder {
  color: var(--color-muted-foreground);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

/* FAQ / Details */
/* Original: accordion/disclosure patterns */
details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin-bottom: var(--space-3);
  background-color: var(--color-card);
}

details[open] {
  padding-bottom: var(--space-4);
}

summary {
  font-weight: 600;
  cursor: pointer;
  padding: var(--space-2);
  margin: calc(-1 * var(--space-2));
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

summary:hover {
  background-color: var(--color-muted);
}

summary::-webkit-details-marker {
  display: none;
}

summary::before {
  content: "▶";
  display: inline-block;
  margin-right: var(--space-2);
  transition: transform var(--transition-fast);
}

details[open] summary::before {
  transform: rotate(90deg);
}

details p {
  margin-top: var(--space-3);
  padding-left: var(--space-6);
  color: var(--color-muted-foreground);
}

/* Container & Layout */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container-sm {
  max-width: 768px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* Hero Section */
.hero {
  padding: var(--space-24) 0;
  text-align: center;
}

.hero-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: var(--space-6);
  line-height: 1.1;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--color-muted-foreground);
  margin-bottom: var(--space-8);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

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

/* Footer */
footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-12) 0;
  margin-top: var(--space-24);
  background-color: var(--color-muted);
}

.footer-content {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  text-align: center;
  color: var(--color-muted-foreground);
  font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-description {
    font-size: 1rem;
  }
  
  nav {
    gap: var(--space-4);
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  
  .hero-actions .btn {
    width: 100%;
  }
  
  header {
    padding: var(--space-3) var(--space-4);
  }
  
  .logo img {
    height: 80px;
  }
  
  .container,
  .container-sm {
    padding: 0 var(--space-4);
  }
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.text-muted {
  color: var(--color-muted-foreground);
}

.mt-4 {
  margin-top: var(--space-4);
}

.mb-4 {
  margin-bottom: var(--space-4);
}

.mb-8 {
  margin-bottom: var(--space-8);
}

.mb-12 {
  margin-bottom: var(--space-12);
}