/* ═══════════════════════════════════════════════════
   MANUAL DO CLAUDE CODE · Editorial Terminal Brutalism
   ═══════════════════════════════════════════════════ */

:root {
  --paper:   #f2ece0;
  --paper-2: #eae2d1;
  --paper-3: #dfd4bd;
  --ink:     #141210;
  --ink-2:   #2a241e;
  --ink-3:   #5a4f42;
  --muted:   #877967;
  --burnt:   #c04010;
  --burnt-2: #9a3208;
  --rust:    #7a2510;
  --gold:    #b88318;
  --line:    #1e1a16;

  --serif: 'Fraunces', ui-serif, Georgia, serif;
  --display: 'Instrument Serif', 'Fraunces', serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;

  --max: 1280px;
}

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

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

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-weight: 400;
  line-height: 1.55;
  overflow-x: hidden;
  position: relative;
}

/* Grain overlay */
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.08;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* Selection */
::selection { background: var(--burnt); color: var(--paper); }

/* Scrollbar */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--paper-2); }
::-webkit-scrollbar-thumb { background: var(--ink-3); border: 2px solid var(--paper-2); border-radius: 5px; }

/* ═══════════ MARQUEE ═══════════ */
.marquee {
  background: var(--ink);
  color: var(--paper);
  overflow: hidden;
  border-bottom: 2px solid var(--ink);
  padding: 10px 0;
}

.marquee-track {
  display: flex;
  white-space: nowrap;
  gap: 40px;
  animation: scroll 40s linear infinite;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  font-weight: 500;
  text-transform: uppercase;
}

.marquee-track span { padding-right: 40px; flex-shrink: 0; }

@keyframes scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ═══════════ MASTHEAD ═══════════ */
.masthead {
  max-width: var(--max);
  margin: 0 auto;
  padding: 28px 48px 20px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid var(--line);
}

.mast-left, .mast-right {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-2);
}

.mast-right { text-align: right; }

.mast-meta {
  display: flex;
  gap: 8px;
  font-weight: 500;
  margin-bottom: 4px;
}

.mast-meta.right { justify-content: flex-end; }

.mast-date {
  color: var(--ink-3);
  font-style: italic;
  font-family: var(--serif);
  font-size: 13px;
  letter-spacing: 0;
  text-transform: none;
}

.logo-badge {
  width: 56px;
  height: 56px;
  border: 2px solid var(--ink);
  background: var(--burnt);
  color: var(--paper);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--display);
  font-size: 24px;
  font-weight: 400;
  font-style: italic;
  transform: rotate(-3deg);
  box-shadow: 4px 4px 0 var(--ink);
  transition: transform 0.3s ease;
}

.logo-badge:hover { transform: rotate(3deg) scale(1.05); }

/* ═══════════ HERO ═══════════ */
.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 60px 48px 80px;
  position: relative;
  min-height: 88vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: grid;
  gap: 40px;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 16px;
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--ink-2);
  font-weight: 500;
}

.hero-eyebrow .line {
  width: 60px;
  height: 1px;
  background: var(--ink-2);
}

.hero-title {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(68px, 13vw, 200px);
  line-height: 0.82;
  letter-spacing: -0.04em;
  color: var(--ink);
  display: block;
  position: relative;
}

.hero-title .word {
  display: block;
  opacity: 0;
  transform: translateY(40px);
  animation: rise 1s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

.hero-title .word-1 { animation-delay: 0.1s; }
.hero-title .word-2 {
  animation-delay: 0.25s;
  font-style: italic;
  color: var(--ink-3);
  font-size: 0.5em;
  padding-left: 1.2em;
  margin-top: -0.12em;
  margin-bottom: -0.06em;
}

.hero-title .word-row {
  display: flex;
  align-items: baseline;
  gap: 0.18em;
  flex-wrap: nowrap;
  white-space: nowrap;
}

.hero-title .word-3 {
  animation-delay: 0.4s;
  display: inline-block;
}
.hero-title .word-3 em {
  font-style: italic;
  color: var(--burnt);
  font-family: var(--display);
}
.hero-title .word-4 {
  animation-delay: 0.55s;
  display: inline-block;
}

@keyframes rise {
  to { opacity: 1; transform: translateY(0); }
}

.blink {
  display: inline-block;
  color: var(--burnt);
  animation: blink 1.1s steps(2) infinite;
}

@keyframes blink { 50% { opacity: 0; } }

.hero-deck {
  max-width: 620px;
  font-family: var(--serif);
  font-size: 20px;
  line-height: 1.55;
  color: var(--ink-2);
  font-weight: 400;
  padding-left: 80px;
  position: relative;
  opacity: 0;
  animation: rise 1s 0.8s forwards;
}

.hero-deck::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 60px;
  height: 1px;
  background: var(--ink);
}

.hero-deck strong {
  font-weight: 700;
  color: var(--ink);
  font-style: italic;
  font-family: var(--display);
}

.hero-footer {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  opacity: 0;
  animation: rise 1s 1s forwards;
}

.hero-stat {
  padding: 24px 20px;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.hero-stat:last-child { border-right: none; }

.hero-stat .num {
  font-family: var(--display);
  font-size: 56px;
  line-height: 1;
  font-style: italic;
  color: var(--burnt);
  letter-spacing: -0.02em;
}

.hero-stat .lbl {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-3);
}

.scroll-hint {
  position: absolute;
  bottom: 40px;
  right: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ink-3);
  animation: bob 2.4s ease-in-out infinite;
}

@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

/* ═══════════ TOC ═══════════ */
.toc {
  max-width: var(--max);
  margin: 0 auto;
  padding: 80px 48px;
  border-bottom: 1px solid var(--line);
}

.section-head {
  display: flex;
  align-items: baseline;
  gap: 20px;
  margin-bottom: 48px;
}

.chapter-no {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--burnt);
  font-weight: 600;
}

.section-title {
  font-family: var(--display);
  font-size: 32px;
  font-style: italic;
  color: var(--ink);
}

.section-line {
  flex: 1;
  height: 1px;
  background: var(--ink-3);
  opacity: 0.4;
}

.toc-list {
  list-style: none;
  max-width: 820px;
}

.toc-list li {
  border-bottom: 1px dotted var(--ink-3);
}

.toc-list a {
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding: 18px 0;
  color: var(--ink);
  text-decoration: none;
  transition: all 0.3s ease;
  font-family: var(--serif);
}

.toc-list a:hover {
  padding-left: 16px;
  color: var(--burnt);
}

.toc-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  font-weight: 600;
  width: 28px;
}

.toc-name {
  font-size: 20px;
  font-weight: 400;
  font-family: var(--serif);
}

.toc-list a:hover .toc-name {
  font-style: italic;
  font-family: var(--display);
  font-size: 22px;
}

.toc-dots {
  flex: 1;
  border-bottom: 1px dotted var(--ink-3);
  margin-bottom: 4px;
  min-width: 40px;
}

.toc-page {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ═══════════ CHAPTERS ═══════════ */
.chapter {
  max-width: var(--max);
  margin: 0 auto;
  padding: 100px 48px;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 20px;
}

.chapter-header {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0 40px;
  align-items: start;
  margin-bottom: 56px;
  position: relative;
}

.chapter-number {
  font-family: var(--display);
  font-size: clamp(120px, 15vw, 200px);
  line-height: 0.78;
  font-style: italic;
  color: var(--burnt);
  letter-spacing: -0.05em;
  grid-row: 1 / 3;
}

.chapter-kicker {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--ink-3);
  font-weight: 500;
  padding-top: 30px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  align-self: start;
}

.chapter-title {
  font-family: var(--display);
  font-size: clamp(44px, 6vw, 80px);
  line-height: 0.95;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.02em;
  padding-top: 16px;
}

.chapter-title em {
  font-style: italic;
  color: var(--burnt);
}

.chapter-body {
  max-width: 820px;
}

.chapter-body.two-col {
  max-width: none;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
}

.chapter-body p {
  font-size: 18px;
  line-height: 1.65;
  color: var(--ink-2);
  margin-bottom: 20px;
}

.lead-p {
  font-size: 22px !important;
  line-height: 1.5 !important;
  color: var(--ink) !important;
  font-style: italic;
  font-family: var(--display);
  margin-bottom: 36px !important;
  padding-left: 24px;
  border-left: 3px solid var(--burnt);
}

.drop-cap strong {
  float: left;
  font-family: var(--display);
  font-size: 88px;
  line-height: 0.78;
  padding: 8px 12px 0 0;
  font-style: italic;
  color: var(--burnt);
}

code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--paper-3);
  padding: 2px 7px;
  border: 1px solid var(--ink);
  border-radius: 2px;
  color: var(--ink);
  font-weight: 500;
}

kbd {
  font-family: var(--mono);
  font-size: 11px;
  background: var(--paper);
  border: 1px solid var(--ink);
  border-bottom-width: 2.5px;
  padding: 3px 8px;
  border-radius: 3px;
  color: var(--ink);
  font-weight: 600;
  box-shadow: 1px 1px 0 var(--ink);
  display: inline-block;
}

/* Pull quote */
.pull-quote {
  margin: 80px 0 60px;
  padding: 64px 80px 48px;
  position: relative;
  border-top: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  background: var(--paper-2);
}

.pull-quote p {
  font-family: var(--display);
  font-size: 38px;
  line-height: 1.15;
  font-style: italic;
  color: var(--ink);
  margin: 0 !important;
}

.pull-quote.small p { font-size: 26px; }

.pull-quote em {
  color: var(--burnt);
}

.q-mark {
  position: absolute;
  top: -44px;
  left: 48px;
  font-family: var(--display);
  font-size: 92px;
  line-height: 1;
  color: var(--burnt);
  background: var(--paper);
  padding: 0 18px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Feature grid */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--line);
}

.feat {
  padding: 28px 24px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper-2);
  transition: background 0.25s ease;
}

.feat:nth-child(2), .feat:nth-child(4) { border-right: none; }
.feat:nth-child(3), .feat:nth-child(4) { border-bottom: none; }

.feat:hover { background: var(--paper-3); }

.feat-mark {
  font-family: var(--display);
  font-size: 28px;
  font-style: italic;
  color: var(--burnt);
  display: block;
  margin-bottom: 10px;
}

.feat h4 {
  font-family: var(--display);
  font-size: 22px;
  font-weight: 400;
  margin-bottom: 6px;
  color: var(--ink);
}

.feat p {
  font-size: 14px !important;
  color: var(--ink-3) !important;
  margin: 0 !important;
}

/* Terminal */
.terminal {
  background: #1a1612;
  border: 2px solid var(--ink);
  margin: 32px 0;
  box-shadow: 6px 6px 0 var(--ink);
  font-family: var(--mono);
}

.term-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: #2a241e;
  border-bottom: 1px solid #0a0806;
}

.dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.term-title {
  flex: 1;
  text-align: center;
  font-size: 11px;
  color: #a0968b;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.term-copy {
  background: transparent;
  border: 1px solid #4a4238;
  color: #a0968b;
  font-family: var(--mono);
  font-size: 10px;
  padding: 4px 10px;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: all 0.15s;
}

.term-copy:hover { background: var(--burnt); color: var(--paper); border-color: var(--burnt); }
.term-copy.copied { background: #27c93f; color: #0a0806; border-color: #27c93f; }

.term-body {
  padding: 24px 28px;
  color: #e8ddc8;
  font-size: 13.5px;
  line-height: 1.75;
  overflow-x: auto;
  font-weight: 400;
}

.prompt { color: var(--burnt); font-weight: 700; }
.cmd { color: #e8ddc8; }
.output { color: #8a8072; font-style: italic; }
.comment { color: #665b4d; font-style: italic; }
.key { color: #e89464; }
.str { color: #b8c96c; }
.heading { color: #e89464; font-weight: 700; }

/* Note */
.note {
  margin: 32px 0;
  padding: 20px 28px;
  background: var(--paper-2);
  border-left: 4px solid var(--burnt);
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

.note.success { border-left-color: var(--gold); }

.note-label {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--burnt);
  font-weight: 700;
  padding-top: 4px;
  min-width: 110px;
  flex-shrink: 0;
}

.note.success .note-label { color: var(--gold); }

.note p {
  font-family: var(--serif);
  font-size: 16px !important;
  color: var(--ink-2) !important;
  margin: 0 !important;
  line-height: 1.5 !important;
}

/* Files */
.files {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-left: 1px solid var(--line);
  border-top: 1px solid var(--line);
  margin-top: 40px;
}

.file {
  padding: 32px 28px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  transition: background 0.25s ease;
}

.file:hover { background: var(--paper-2); }

.file-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0 16px;
  align-items: baseline;
  margin-bottom: 14px;
}

.file-idx {
  font-family: var(--display);
  font-size: 40px;
  font-style: italic;
  color: var(--burnt);
  line-height: 0.8;
  grid-row: 1 / 3;
}

.file-head h3 {
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.file-path {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.file p {
  font-size: 15px !important;
  line-height: 1.55 !important;
  margin-bottom: 14px !important;
  color: var(--ink-2) !important;
}

.file em {
  font-style: italic;
  color: var(--burnt);
  font-weight: 500;
}

.chips {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.chips span {
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 4px 9px;
  background: var(--ink);
  color: var(--paper);
  border-radius: 2px;
  font-weight: 600;
}

/* Tree */
.tree {
  margin: 32px 0;
  padding: 32px 40px;
  background: var(--paper-2);
  border: 2px solid var(--ink);
  box-shadow: 6px 6px 0 var(--ink);
  overflow-x: auto;
}

.tree pre {
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--ink);
}

.tree .dir { color: var(--burnt); font-weight: 700; }
.tree .file-name { color: var(--ink); }
.tree .file-name.highlight { color: var(--burnt); font-weight: 700; background: var(--paper-3); padding: 0 4px; }
.tree .comment { color: var(--ink-3); font-style: italic; }

/* Command table */
.cmd-table {
  border: 2px solid var(--ink);
  margin-top: 32px;
  box-shadow: 6px 6px 0 var(--ink);
  background: var(--paper-2);
}

.cmd-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  padding: 16px 24px;
  border-bottom: 1px solid var(--line);
  align-items: center;
  gap: 24px;
  transition: background 0.15s;
}

.cmd-row:last-child { border-bottom: none; }
.cmd-row:hover:not(.header) { background: var(--paper-3); }

.cmd-row.header {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 700;
}

.cmd-row code {
  font-family: var(--mono);
  background: transparent;
  border: none;
  padding: 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--burnt);
}

.cmd-row.header code { color: var(--paper); font-weight: 700; }

.cmd-row span {
  font-family: var(--serif);
  font-size: 16px;
  color: var(--ink-2);
}

.cmd-row.header span { color: var(--paper); font-family: var(--mono); font-size: 10px; }

/* Keyboard */
.keyboard {
  margin-top: 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-left: 1px solid var(--line);
  border-top: 1px solid var(--line);
}

.key-row {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 24px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.keys {
  display: flex;
  gap: 4px;
  align-items: center;
  min-width: 130px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
}

.key-row p {
  font-family: var(--serif);
  font-size: 15px !important;
  color: var(--ink-2) !important;
  margin: 0 !important;
  flex: 1;
}

/* MCPs */
.mcps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 40px 0;
}

.mcp {
  padding: 32px 28px;
  background: var(--paper-2);
  border: 2px solid var(--ink);
  position: relative;
  transition: all 0.25s ease;
}

.mcp:hover {
  transform: translate(-3px, -3px);
  box-shadow: 6px 6px 0 var(--ink);
  background: var(--paper-3);
}

.mcp-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--burnt);
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: 0.1em;
}

.mcp h4 {
  font-family: var(--display);
  font-size: 32px;
  font-style: italic;
  color: var(--ink);
  margin-bottom: 8px;
  font-weight: 400;
}

.mcp p {
  font-size: 14px !important;
  color: var(--ink-3) !important;
  margin: 0 !important;
  line-height: 1.5 !important;
}

/* Practices */
.practices {
  list-style: none;
  counter-reset: practice;
  margin-top: 40px;
}

.practices li {
  counter-increment: practice;
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 32px;
  padding: 28px 0;
  border-bottom: 1px solid var(--ink-3);
  align-items: baseline;
}

.practices li::before {
  content: counter(practice, decimal-leading-zero);
  font-family: var(--display);
  font-size: 64px;
  font-style: italic;
  color: var(--burnt);
  line-height: 0.8;
}

.practices h4 {
  font-family: var(--display);
  font-size: 28px;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: 8px;
  font-style: italic;
}

.practices p {
  font-size: 16px !important;
  margin: 0 !important;
  color: var(--ink-2) !important;
  line-height: 1.55 !important;
}

/* Timeline */
.timeline {
  margin-top: 40px;
  position: relative;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 40px;
  top: 20px;
  bottom: 20px;
  width: 2px;
  background: repeating-linear-gradient(to bottom, var(--ink) 0, var(--ink) 4px, transparent 4px, transparent 10px);
}

.tl-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  grid-template-rows: auto auto;
  column-gap: 40px;
  row-gap: 8px;
  padding: 24px 0;
  position: relative;
  align-items: start;
}

.tl-num {
  grid-row: 1 / 3;
  grid-column: 1;
  font-family: var(--display);
  font-size: 36px;
  font-style: italic;
  color: var(--paper);
  background: var(--ink);
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  line-height: 1;
  z-index: 1;
  box-shadow: 0 0 0 6px var(--paper);
  align-self: start;
  transition: background 0.25s ease;
}

.tl-step:hover .tl-num { background: var(--burnt); }

.tl-step h4 {
  grid-column: 2;
  grid-row: 1;
  font-family: var(--display);
  font-size: 32px;
  font-style: italic;
  color: var(--ink);
  margin: 0;
  font-weight: 400;
  line-height: 1;
  padding-top: 14px;
}

.tl-step p {
  grid-column: 2;
  grid-row: 2;
  font-size: 16px !important;
  color: var(--ink-2) !important;
  margin: 0 !important;
  line-height: 1.6 !important;
  max-width: 560px;
}

/* Links */
.links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 40px;
  border-left: 1px solid var(--line);
  border-top: 1px solid var(--line);
}

.link {
  display: block;
  padding: 36px 32px;
  text-decoration: none;
  color: var(--ink);
  background: var(--paper);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: all 0.3s ease;
}

.link:hover {
  background: var(--ink);
  color: var(--paper);
}

.link:hover .link-kicker,
.link:hover .link-url { color: var(--paper); }

.link-kicker {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--burnt);
  font-weight: 700;
  display: block;
  margin-bottom: 10px;
}

.link h4 {
  font-family: var(--display);
  font-size: 28px;
  font-style: italic;
  font-weight: 400;
  margin-bottom: 12px;
}

.link-url {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-3);
  display: block;
}

/* Colofão */
.colofao {
  max-width: var(--max);
  margin: 0 auto;
  padding: 80px 48px 60px;
  border-top: 2px solid var(--ink);
}

.colofao-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--line);
}

.colofao h5 {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--burnt);
  font-weight: 700;
  margin-bottom: 12px;
}

.colofao p {
  font-family: var(--serif);
  font-size: 15px;
  color: var(--ink-2);
  line-height: 1.5;
}

.colofao em { font-style: italic; color: var(--ink); }

.colofao-bottom {
  padding-top: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ink-3);
  flex-wrap: wrap;
  gap: 16px;
}

.colofao-bottom span:first-child,
.colofao-bottom span:last-child {
  color: var(--burnt);
  font-weight: 700;
}

/* ═══════════ RESPONSIVE ═══════════ */
@media (max-width: 900px) {
  .masthead { padding: 20px 24px 14px; }
  .mast-left, .mast-right { font-size: 10px; }
  .mast-date { font-size: 11px; }

  .hero { padding: 40px 24px 60px; min-height: auto; }
  .hero-title { font-size: clamp(56px, 18vw, 100px); }
  .hero-deck { padding-left: 0; font-size: 16px; }
  .hero-deck::before { display: none; }
  .hero-footer { grid-template-columns: 1fr 1fr; }
  .hero-stat { border-right: none; border-bottom: 1px solid var(--line); }
  .hero-stat:nth-child(odd) { border-right: 1px solid var(--line); }
  .hero-stat:nth-last-child(-n+2) { border-bottom: none; }
  .hero-stat .num { font-size: 40px; }
  .scroll-hint { display: none; }

  .toc { padding: 60px 24px; }
  .section-title { font-size: 22px; }
  .toc-name { font-size: 16px; }
  .toc-list a:hover .toc-name { font-size: 17px; }

  .chapter { padding: 60px 24px; }
  .chapter-header { grid-template-columns: 1fr; gap: 20px; }
  .chapter-number { font-size: 100px; }
  .chapter-title { font-size: 42px; }
  .chapter-body.two-col { grid-template-columns: 1fr; gap: 32px; }

  .files { grid-template-columns: 1fr; border: 1px solid var(--line); }
  .file { border-right: none; }

  .cmd-row { grid-template-columns: 1fr; gap: 6px; }

  .keyboard { grid-template-columns: 1fr; }
  .key-row { border-right: none; }

  .mcps { grid-template-columns: 1fr; }

  .links { grid-template-columns: 1fr; border: 1px solid var(--line); }
  .link { border-right: none; }

  .practices li { grid-template-columns: 60px 1fr; gap: 16px; }
  .practices li::before { font-size: 40px; }
  .practices h4 { font-size: 22px; }

  .pull-quote { padding: 30px 24px; }
  .pull-quote p { font-size: 26px; }

  .colofao { padding: 60px 24px 40px; }
  .colofao-grid { grid-template-columns: 1fr; gap: 28px; }
  .colofao-bottom { flex-direction: column; text-align: center; gap: 8px; }
}

@media (max-width: 500px) {
  .tl-step { grid-template-columns: 60px 1fr; column-gap: 20px; }
  .tl-num { width: 52px; height: 52px; font-size: 28px; }
  .tl-step h4 { font-size: 26px; padding-top: 10px; }
  .timeline::before { left: 30px; }
  .note { flex-direction: column; gap: 10px; }
}