/* =====================================================
   WEST AFRICA LOGISTICS SOLUTIONS
   Base Styles - Reset, Typography, Utilities
   ===================================================== */

/* ==================== CSS Reset ==================== */

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

html {
    font-size: 100%;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--text-primary);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

/* Remove list styles */
ul,
ol {
    list-style: none;
}

/* Remove default anchor styles */
a {
    color: inherit;
    text-decoration: none;
}

/* Images */
img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
    height: auto;
}

/* Form elements inherit font */
input,
button,
textarea,
select {
    font: inherit;
    color: inherit;
}

/* Remove button styles */
button {
    background: none;
    border: none;
    cursor: pointer;
}

/* Tables */
table {
    border-collapse: collapse;
    border-spacing: 0;
}

/* Quotes */
blockquote,
q {
    quotes: none;
}

/* Hidden elements */
[hidden] {
    display: none !important;
}

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

/* Remove focus outline for mouse users */
:focus:not(:focus-visible) {
    outline: none;
}

/* Selection */
::selection {
    background-color: var(--primary-blue);
    color: var(--white);
}

/* ==================== Typography ==================== */

/* Headings */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

h1 {
    font-size: var(--font-size-4xl);
    letter-spacing: var(--letter-spacing-tight);
}

h2 {
    font-size: var(--font-size-3xl);
    letter-spacing: var(--letter-spacing-tight);
}

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

h4 {
    font-size: var(--font-size-xl);
}

h5 {
    font-size: var(--font-size-lg);
}

h6 {
    font-size: var(--font-size-md);
}

/* Paragraphs */
p {
    margin-bottom: var(--space-4);
    color: var(--text-secondary);
}

p:last-child {
    margin-bottom: 0;
}

/* Lead text */
.lead {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    color: var(--text-secondary);
}

/* Small text */
small,
.small {
    font-size: var(--font-size-sm);
}

/* Strong */
strong,
.bold {
    font-weight: var(--font-weight-bold);
}

/* Emphasis */
em,
.italic {
    font-style: italic;
}

/* Links */
.link {
    color: var(--text-link);
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: var(--transition-colors);
}

.link:hover {
    color: var(--text-link-hover);
}

/* Lists with bullets */
.list-disc {
    list-style-type: disc;
    padding-left: var(--space-6);
}

.list-decimal {
    list-style-type: decimal;
    padding-left: var(--space-6);
}

.list-disc li,
.list-decimal li {
    margin-bottom: var(--space-2);
    color: var(--text-secondary);
}

/* Blockquote */
blockquote {
    padding: var(--space-4) var(--space-6);
    border-left: 4px solid var(--primary-blue);
    background-color: var(--gray-50);
    font-style: italic;
    color: var(--text-secondary);
    margin: var(--space-6) 0;
}

/* Code */
code {
    font-family: var(--font-mono);
    font-size: 0.9em;
    background-color: var(--gray-100);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--border-radius-sm);
}

pre {
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    background-color: var(--gray-900);
    color: var(--gray-100);
    padding: var(--space-4);
    border-radius: var(--border-radius-lg);
    overflow-x: auto;
}

pre code {
    background: none;
    padding: 0;
}

/* Horizontal Rule */
hr {
    border: none;
    border-top: 1px solid var(--gray-200);
    margin: var(--space-8) 0;
}

/* ==================== Utility Classes ==================== */

/* Display */
.hidden { display: none !important; }
.block { display: block; }
.inline { display: inline; }
.inline-block { display: inline-block; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }

/* Flexbox */
.flex-row { flex-direction: row; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.items-stretch { align-items: stretch; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }
.flex-1 { flex: 1; }
.flex-auto { flex: auto; }
.flex-none { flex: none; }

/* Text Alignment */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-justify { text-align: justify; }

/* Text Colors */
.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-white { color: var(--white); }
.text-blue { color: var(--primary-blue); }
.text-green { color: var(--secondary-green); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-error { color: var(--error); }

/* Background Colors */
.bg-white { background-color: var(--white); }
.bg-gray-50 { background-color: var(--gray-50); }
.bg-gray-100 { background-color: var(--gray-100); }
.bg-primary { background-color: var(--primary-blue); }
.bg-secondary { background-color: var(--secondary-green); }
.bg-gradient { background: var(--gradient-primary); }

/* Font Weight */
.font-light { font-weight: var(--font-weight-light); }
.font-normal { font-weight: var(--font-weight-normal); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

/* Font Size */
.text-xs { font-size: var(--font-size-xs); }
.text-sm { font-size: var(--font-size-sm); }
.text-base { font-size: var(--font-size-base); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }
.text-3xl { font-size: var(--font-size-3xl); }
.text-4xl { font-size: var(--font-size-4xl); }

/* Spacing - Margin */
.m-0 { margin: 0; }
.m-auto { margin: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

/* Spacing - Padding */
.p-0 { padding: 0; }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }
.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
.px-6 { padding-left: var(--space-6); padding-right: var(--space-6); }
.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }
.py-6 { padding-top: var(--space-6); padding-bottom: var(--space-6); }
.py-8 { padding-top: var(--space-8); padding-bottom: var(--space-8); }

/* Width */
.w-full { width: 100%; }
.w-auto { width: auto; }
.max-w-full { max-width: 100%; }

/* Height */
.h-full { height: 100%; }
.h-auto { height: auto; }
.min-h-screen { min-height: 100vh; }

/* Border Radius */
.rounded { border-radius: var(--border-radius-md); }
.rounded-lg { border-radius: var(--border-radius-lg); }
.rounded-xl { border-radius: var(--border-radius-xl); }
.rounded-2xl { border-radius: var(--border-radius-2xl); }
.rounded-full { border-radius: var(--border-radius-full); }

/* Shadows */
.shadow { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }
.shadow-card { box-shadow: var(--shadow-card); }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }

/* Visibility */
.visible { visibility: visible; }
.invisible { visibility: hidden; }

/* Opacity */
.opacity-0 { opacity: 0; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }

/* Transitions */
.transition { transition: var(--transition-all); }
.transition-colors { transition: var(--transition-colors); }
.transition-transform { transition: var(--transition-transform); }

/* Transforms */
.scale-100 { transform: scale(1); }
.scale-105 { transform: scale(1.05); }
.translate-y-0 { transform: translateY(0); }
.translate-y-2 { transform: translateY(0.5rem); }

/* Cursor */
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }

/* Screen Reader Only */
.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;
}

/* Animation helpers */
.animate-fade-in {
    animation: fadeIn 0.5s ease forwards;
}

.animate-slide-up {
    animation: slideUp 0.5s ease forwards;
}

.animate-scale-in {
    animation: scaleIn 0.3s ease forwards;
}

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Print styles */
@media print {
    body {
        background: white;
        color: black;
        font-size: 12pt;
    }

    .no-print {
        display: none !important;
    }

    a {
        text-decoration: underline;
    }

    a[href^="http"]:after {
        content: " (" attr(href) ")";
        font-size: 10pt;
    }
}