/* =============================================
   TIRAFUNDO — Global Design System (Clipping Magic Style)
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Colors inspired by Clipping Magic */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #f1f3f5;
  --bg-card: #ffffff;
  --bg-card-hover: #f8f9fa;
  
  --border-light: #e9ecef;
  --border-color: #dee2e6;
  --border-dark: #ced4da;
  
  --text-primary: #212529;
  --text-secondary: #495057;
  --text-muted: #6c757d;
  --text-light: #868e96;
  
  --accent-blue: #0066ff;
  --accent-blue-hover: #0052cc;
  --accent-blue-light: #e6f0ff;
  
  --color-green: #28a745;
  --color-red: #dc3545;
  --color-yellow: #ffc107;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;
  
  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent-blue);
  text-decoration: none;
  transition: var(--transition);
}

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

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-sans);
}

.btn-primary {
  background-color: var(--accent-blue);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--accent-blue-hover);
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(0, 102, 255, 0.3);
}

.btn-outline {
  background: transparent;
  border-color: var(--border-color);
  color: var(--text-primary);
}

.btn-outline:hover {
  background: var(--bg-secondary);
  border-color: var(--border-dark);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}

.btn-ghost:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

/* NAVBAR */
.nav {
  height: 64px;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  background: #ffffff;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 700;
  font-size: 18px;
  color: var(--text-primary);
}

.nav-logo-box {
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, #0066ff, #00c8ff);
  border-radius: 4px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding: 3px;
  gap: 2px;
}

.nav-logo-box div {
  background: white;
  border-radius: 1px;
}

.nav-logo-box div:nth-child(2),
.nav-logo-box div:nth-child(3) {
  opacity: 0.4;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
}

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

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 14px;
}

.user-email-menu {
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.lang-selector {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-blue);
  font-weight: 500;
  cursor: pointer;
  background: var(--accent-blue-light);
  padding: 6px 12px;
  border-radius: var(--radius-full);
}

/* CONTAINER */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* CHECKERED PATTERN */
.checkered-pattern {
  background-image:
    linear-gradient(45deg, #e6e6e6 25%, transparent 25%),
    linear-gradient(-45deg, #e6e6e6 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #e6e6e6 75%),
    linear-gradient(-45deg, transparent 75%, #e6e6e6 75%);
  background-size: 16px 16px;
  background-position: 0 0, 0 8px, 8px -8px, -8px 0px;
  background-color: #ffffff;
}