/* Base CSS - Shared styles across all templates */

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

/* Base typography and layout */
body {
  font-family: var(--font-family-primary);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-tight);
}

h1 {
  font-size: var(--font-size-large);
}

h3 {
  font-size: var(--font-size-medium);
}

/* Links */
a {
  color: var(--color-accent-primary);
  text-decoration: none;
  transition: color var(--transition-normal) var(--transition-ease);
}

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

/* Form elements */
input, textarea, select, button {
  font-family: inherit;
  font-size: var(--font-size-base);
}

input, textarea, select {
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  transition: all var(--transition-normal) ease;
  position: relative;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 2px rgba(103, 187, 121, 0.2);
  transform: translateY(-1px);
}

input:hover, textarea:hover, select:hover {
  border-color: var(--color-accent-primary);
}

button {
  background: var(--color-accent-primary);
  color: var(--color-bg-primary);
  border: none;
  border-radius: var(--border-radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  font-weight: var(--font-weight-bold);
  transition: all var(--transition-normal) ease;
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
}

button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

button:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

button:hover::before {
  left: 100%;
}

button:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

button:disabled {
  opacity: var(--opacity-disabled);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

button:disabled::before {
  display: none;
}

/* Utility classes */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

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

.error-text {
  color: var(--color-error);
}

/* Performance optimizations */
.contain-layout {
  contain: layout style paint;
}

.will-change-transform {
  will-change: transform;
  backface-visibility: hidden;
}

/* Responsive utilities */
@media (max-width: 768px) {
  .hide-mobile {
    display: none !important;
  }
}

@media (min-width: 769px) {
  .hide-desktop {
    display: none !important;
  }
}