/**
 * Core CSS reset and base styles
 * Foundation styles for the Join application
 */

/* Import central variables */
@import './variables.css';

/* Reset and base */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  margin: 0;
  font-family: var(--font-family-primary);
  font-size: var(--font-size-md);
  line-height: 1.5;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
}

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

h1 { font-size: var(--font-size-2xl); }
h2 { font-size: var(--font-size-xl); }
h3 { font-size: var(--font-size-lg); }

p {
  margin-bottom: var(--spacing-md);
}

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

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

/* Input and Button reset */
input,
button {
  border: unset;
}

button.page-busy,
[role="button"].page-busy {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Focus styles */
:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* 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);
}

.d-none {
  display: none !important;
}

.d-block {
  display: block !important;
}

.d-flex {
  display: flex !important;
}

/* Loading spinner */
.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--color-border-light);
  border-top: 4px solid var(--color-accent);
  border-radius: var(--border-radius-full);
  animation: spin 1s linear infinite;
  margin: 0 auto;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.loading-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  padding: var(--spacing-2xl);
}

/* Error states */
.error-message {
  color: var(--color-danger);
  background-color: rgba(220, 53, 69, 0.1);
  border: 1px solid rgba(220, 53, 69, 0.3);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md);
  text-align: center;
}

/* Toast/notification styles */
.toast-container {
  position: fixed;
  top: var(--spacing-lg);
  left: 50%;
  right: auto;
  z-index: var(--z-tooltip);
  pointer-events: none;
  width: calc(100% - 64px);
  max-width: 1440px;
  transform: translateX(-50%);
}

.toast {
  position: absolute;
  top: 0;
  right: 0;
  background-color: var(--color-primary);
  color: var(--color-text-white);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-lg);
  transform: translateX(120%) translateY(var(--toast-offset, 0px));
  transition: transform var(--transition-normal);
  will-change: transform;
  min-width: 250px;         
  max-width: 400px;          
  white-space: nowrap;    
}

.toast-container--image {
  top: 72px;
  left: 50%;
  right: auto;
  width: calc(100% - 64px);
  max-width: 1440px;
  transform: translateX(-50%);
}

.toast.toast-image {
  padding: 0;
  background: transparent;
  box-shadow: none;
  min-width: 0;
  max-width: none;
  transform: translateY(20px);
}

.toast.toast-image img {
  display: block;
  width: 240px;
  max-width: 80vw;
  height: auto;
}

.toast.toast-image.show {
  transform: translateY(0);
}

.toast.toast-error {
  background-color: var(--color-danger);
}

.toast.show {
  transform: translateX(0) translateY(var(--toast-offset, 0px));
}

@media (max-width: 800px) {
  .toast-container--image {
    top: auto;
    right: auto;
    bottom: 140px;
    left: calc(50% + 24px);
    transform: translateX(-50%);
  }

  .toast.toast-image img {
    width: 200px;
    max-width: 90vw;
  }
}

/* Container */
.container {
  max-width: var(--container-max-width);
  padding: 0 var(--spacing-lg);
}