/* Base CSS structure for EANcam */
@import 'variables.css';

/* CSS Reset and Base Styles */
*, *::before, *::after {
    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-primary);
    font-size: var(--text-base);
    line-height: var(--leading-normal);
    color: var(--text-primary);
    background-color: var(--background-light);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Dark mode color scheme meta tag support */

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-semibold);
    line-height: var(--leading-tight);
    color: var(--text-primary);
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

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

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

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--space-lg);
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--space-lg);
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

/* Flexbox Utilities */
.flex { display: flex; }
.flex-row { flex-direction: row; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

/* Spacing Utilities */
.m-0 { margin: 0; }
.m-auto { margin: auto; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.p-sm { padding: var(--space-sm); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }

/* Text Utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-white { color: var(--text-white); }
.font-normal { font-weight: var(--font-normal); }
.font-medium { font-weight: var(--font-medium); }
.font-semibold { font-weight: var(--font-semibold); }
.font-bold { font-weight: var(--font-bold); }

/* Background Utilities */
.bg-white { background-color: var(--background-white); }
.bg-light { background-color: var(--background-light); }
.bg-primary { background-color: var(--primary-blue); }
.bg-surface { background-color: var(--surface-light); }

/* Border Utilities */
.border { border: 1px solid var(--border-light); }
.border-medium { border: 1px solid var(--border-medium); }
.rounded-sm { border-radius: var(--radius-sm); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-full { border-radius: var(--radius-full); }

/* Shadow Utilities */
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

/* Transition Utilities */
.transition-all {
    transition: all var(--transition-base);
}

.transition-colors {
    transition: color var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast);
}

/* Visibility Utilities */
.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }
.invisible { visibility: hidden; }
.visible { visibility: visible; }

/* Responsive Utilities */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .grid-cols-2 { grid-template-columns: 1fr; }
    .grid-cols-3 { grid-template-columns: 1fr; }
    .grid-cols-4 { grid-template-columns: 1fr; }
    
    .hide-mobile { display: none; }
}

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

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from { transform: translateY(10px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.animate-fadeIn {
    animation: fadeIn var(--transition-base) ease-out;
}

.animate-slideIn {
    animation: slideIn var(--transition-slow) ease-out;
}

.animate-spin {
    animation: spin 1s linear infinite;
}

/* Focus States */
:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}

:focus:not(:focus-visible) {
    outline: none;
}

/* Selection */
::selection {
    background-color: var(--primary-blue-light);
    color: var(--text-primary);
}
/* Append to base.css */

/* Navigation layout fix */
header nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0;
}

header .nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header .nav-left {
    display: flex;
    align-items: center;
    gap: 2rem;
}

header .nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

header .nav-auth {
    margin-left: auto;
}

header .logo img {
    height: 40px;
    width: 40px;
    display: block;
}