/* ==========================================================================
   Base Styles - Reset & Typography
   ========================================================================== */

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: var(--font-normal);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-dark);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: var(--font-bold);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.25rem, 5vw, var(--text-5xl));
}

h2 {
    font-size: clamp(1.75rem, 4vw, var(--text-4xl));
}

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

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

p {
    color: var(--text-muted);
    line-height: 1.7;
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* Utility Classes */
.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-8);
}

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

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

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

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

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

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

.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;
}

/* Section Spacing */
.section {
    padding: var(--space-24) 0;
    position: relative;
    z-index: var(--z-base);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-label {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: clamp(var(--text-3xl), 5vw, var(--text-4xl));
}

.section-description {
    font-size: var(--text-lg);
    max-width: 600px;
    margin: var(--space-4) auto 0;
}

/* Links */
.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-primary);
    font-weight: var(--font-semibold);
    transition: gap var(--transition-base);
}

.link-arrow:hover {
    gap: var(--space-4);
}

.link-arrow svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-base);
}