/* =============================================
   MATRIX MISSIONS - Base Styles
   Reset, Typography & Utilities
   ============================================= */

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

/* ========== Modern CSS Reset ========== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

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

/* ========== Links ========== */
a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-base);
}

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

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

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

button {
    background: none;
    border: none;
    cursor: pointer;
}

/* ========== Lists ========== */
ul,
ol {
    list-style: none;
}

/* ========== Typography ========== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-display);
    font-weight: var(--weight-bold);
    line-height: var(--leading-tight);
    letter-spacing: var(--tracking-tight);
}

h1 {
    font-size: var(--text-5xl);
}

h2 {
    font-size: var(--text-4xl);
}

h3 {
    font-size: var(--text-3xl);
}

h4 {
    font-size: var(--text-2xl);
}

h5 {
    font-size: var(--text-xl);
}

h6 {
    font-size: var(--text-lg);
}

p {
    line-height: var(--leading-relaxed);
}

.text-gradient {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========== Layout Utilities ========== */
.container {
    width: 100%;
    max-width: var(--container-xl);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--space-6);
    padding-right: var(--space-6);
}

.container-lg {
    max-width: var(--container-2xl);
}

.section {
    padding-top: var(--space-24);
    padding-bottom: var(--space-24);
}

.section-sm {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
}

/* ========== Flex Utilities ========== */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

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

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.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);
}

.gap-12 {
    gap: var(--space-12);
}

/* ========== Grid Utilities ========== */
.grid {
    display: grid;
}

.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);
}

/* ========== Text Utilities ========== */
.text-center {
    text-align: center;
}

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

.text-sm {
    font-size: var(--text-sm);
}

.text-base {
    font-size: var(--text-base);
}

.text-lg {
    font-size: var(--text-lg);
}

.text-xl {
    font-size: var(--text-xl);
}

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

.font-medium {
    font-weight: var(--weight-medium);
}

.font-semibold {
    font-weight: var(--weight-semibold);
}

.font-bold {
    font-weight: var(--weight-bold);
}

.uppercase {
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
}

/* ========== Spacing Utilities ========== */
.mt-4 {
    margin-top: var(--space-4);
}

.mt-6 {
    margin-top: var(--space-6);
}

.mt-8 {
    margin-top: var(--space-8);
}

.mt-12 {
    margin-top: var(--space-12);
}

.mb-4 {
    margin-bottom: var(--space-4);
}

.mb-6 {
    margin-bottom: var(--space-6);
}

.mb-8 {
    margin-bottom: var(--space-8);
}

.mb-12 {
    margin-bottom: var(--space-12);
}

/* ========== Visual Utilities ========== */
.rounded {
    border-radius: var(--radius-md);
}

.rounded-lg {
    border-radius: var(--radius-lg);
}

.rounded-xl {
    border-radius: var(--radius-xl);
}

.rounded-2xl {
    border-radius: var(--radius-2xl);
}

.rounded-full {
    border-radius: var(--radius-full);
}

/* ========== 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;
}

/* ========== Selection Styling ========== */
::selection {
    background-color: var(--accent-primary);
    color: var(--dark-primary);
}

/* ========== Scrollbar Styling ========== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--dark-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-secondary);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}