/* =========================================================================
   AFTER THE CHASE — DESIGN SYSTEM
   Dark. Industrial. Field manual, not editorial magazine.
   ========================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Archivo+Black&family=Archivo:wght@400;500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;700&display=swap');

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-rendering: optimizeLegibility; }
body, h1, h2, h3, h4, h5, h6, p, ul, ol, figure, blockquote { margin: 0; padding: 0; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; background: none; border: none; color: inherit; cursor: pointer; padding: 0; }
hr { border: none; }

:root {
    /* Colors — black paper, bone-white ink */
    --ink: #F2F2F2;
    --paper: #0A0A0A;
    --rule: #F2F2F2;
    --rule-soft: rgba(242, 242, 242, 0.18);
    --ink-soft: rgba(242, 242, 242, 0.58);
    --ink-softer: rgba(242, 242, 242, 0.35);

    /* Type — industrial stack, no italics in display */
    --font-display: 'Archivo Black', 'Impact', sans-serif;
    --font-body: 'Inter', -apple-system, system-ui, sans-serif;
    --font-condensed: 'Archivo', 'Helvetica Neue', sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, monospace;

    /* Type scale */
    --size-micro: 11px;
    --size-small: 13px;
    --size-body: 16px;
    --size-lead: 20px;
    --size-h3: 24px;
    --size-h2: 36px;
    --size-h1: 56px;
    --size-hero: 96px;
    --size-mega: 148px;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 1rem;
    --space-4: 1.5rem;
    --space-5: 2rem;
    --space-6: 3rem;
    --space-7: 4.5rem;
    --space-8: 6rem;
    --space-9: 9rem;

    /* Layout */
    --page-max: 1280px;
    --reading-max: 640px;
    --page-pad-inline: clamp(1.25rem, 5vw, 3rem);
}

body {
    font-family: var(--font-body);
    font-size: var(--size-body);
    line-height: 1.55;
    color: var(--ink);
    background: var(--paper);
    font-feature-settings: 'kern', 'liga', 'calt';
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.page {
    max-width: var(--page-max);
    margin: 0 auto;
    padding-inline: var(--page-pad-inline);
}

/* --- Site header — brutal, functional --- */

.site-header {
    padding-block: var(--space-4) var(--space-4);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--ink);
}

.site-header .brand {
    font-family: var(--font-display);
    font-size: 22px;
    line-height: 1;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.site-nav ul {
    display: flex;
    gap: var(--space-5);
    align-items: center;
}

.site-nav a {
    font-family: var(--font-mono);
    font-size: var(--size-micro);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding-bottom: 3px;
}

.site-nav a:hover { border-bottom: 1px solid var(--ink); padding-bottom: 2px; }
.site-nav a.current { border-bottom: 1px solid var(--ink); padding-bottom: 2px; }

/* --- Mobile hamburger --- */

.nav-toggle {
    display: none;
    width: 40px;
    height: 40px;
    padding: 0;
    border: 1px solid var(--rule-soft);
    background: transparent;
    color: var(--ink);
    cursor: pointer;
    position: relative;
    border-radius: 2px;
}

.nav-toggle span {
    position: absolute;
    left: 10px;
    right: 10px;
    height: 1.5px;
    background: var(--ink);
    transition: all 0.2s ease;
}

.nav-toggle span:nth-child(1) { top: 13px; }
.nav-toggle span:nth-child(2) { top: 19px; }
.nav-toggle span:nth-child(3) { top: 25px; }

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
    top: 19px; transform: rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
    top: 19px; transform: rotate(-45deg);
}

@media (max-width: 720px) {
    .site-header {
        padding-block: var(--space-3) var(--space-3);
    }
    .site-header .brand a {
        font-size: 18px;
    }
    .nav-toggle { display: block; }

    .site-nav {
        position: fixed;
        top: 0; right: 0;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--paper);
        border-left: 1px solid var(--rule);
        padding: var(--space-7) var(--space-5) var(--space-5);
        transform: translateX(100%);
        transition: transform 0.28s ease;
        z-index: 100;
        overflow-y: auto;
    }

    .site-nav[data-open="true"] {
        transform: translateX(0);
    }

    .site-nav ul {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-4);
    }

    .site-nav a {
        font-size: 14px;
        letter-spacing: 0.06em;
        display: block;
        padding: 8px 0;
    }

    .nav-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.7);
        z-index: 99;
    }

    .nav-overlay[data-open="true"] {
        display: block;
    }

    body[data-nav-open="true"] {
        overflow: hidden;
    }
}

/* --- Site footer --- */

.site-footer {
    border-top: 2px solid var(--ink);
    padding-block: var(--space-6) var(--space-5);
    margin-top: var(--space-8);
}

.site-footer .footer-grid {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--space-5);
    align-items: baseline;
}

.site-footer .mark {
    font-family: var(--font-display);
    font-size: 20px;
    text-transform: uppercase;
    line-height: 1;
    letter-spacing: 0.02em;
}

.site-footer .subscribe-list {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.site-footer .subscribe-list a {
    font-family: var(--font-mono);
    font-size: var(--size-micro);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-bottom: 1px solid var(--rule-soft);
    padding-bottom: 2px;
}

.site-footer .subscribe-list a:hover { border-bottom-color: var(--ink); }

.site-footer .colophon {
    margin-top: var(--space-5);
    padding-top: var(--space-4);
    border-top: 1px solid var(--rule-soft);
    font-family: var(--font-mono);
    font-size: var(--size-micro);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-soft);
    display: flex;
    justify-content: space-between;
    gap: var(--space-4);
    flex-wrap: wrap;
}

/* --- Display typography — heavy, no italic --- */

.display-mega {
    font-family: var(--font-display);
    font-size: clamp(52px, 11vw, var(--size-mega));
    line-height: 0.92;
    letter-spacing: -0.02em;
    text-transform: uppercase;
}

.display-hero {
    font-family: var(--font-display);
    font-size: clamp(44px, 7.5vw, var(--size-hero));
    line-height: 0.95;
    letter-spacing: -0.015em;
    text-transform: uppercase;
}

.display-h1 {
    font-family: var(--font-display);
    font-size: clamp(36px, 5vw, var(--size-h1));
    line-height: 1;
    letter-spacing: -0.015em;
    text-transform: uppercase;
}

.display-h2 {
    font-family: var(--font-display);
    font-size: var(--size-h2);
    line-height: 1.05;
    letter-spacing: -0.01em;
    text-transform: uppercase;
}

/* --- Label / mono utility --- */

.label {
    font-family: var(--font-mono);
    font-size: var(--size-micro);
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-soft);
}

.lead {
    font-size: var(--size-lead);
    line-height: 1.5;
    font-weight: 400;
    color: var(--ink);
}

.prose {
    max-width: var(--reading-max);
    font-size: var(--size-body);
    line-height: 1.7;
}

.prose p + p { margin-top: 1.1em; }

/* --- Rules --- */

.rule {
    border-top: 2px solid var(--ink);
    margin-block: var(--space-6);
}

.rule-soft {
    border-top: 1px solid var(--rule-soft);
    margin-block: var(--space-5);
}

/* --- Inline link --- */

.link {
    border-bottom: 1px solid var(--ink);
    padding-bottom: 1px;
    transition: opacity 0.15s ease;
}
.link:hover { opacity: 0.6; }

a:focus-visible, button:focus-visible {
    outline: 2px solid var(--ink);
    outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

::selection { background: var(--ink); color: var(--paper); }