:root {
  --bg-primary: var(--color-paper);
  --bg-secondary: var(--color-surface);
  --text-primary: var(--color-ink);
  --text-secondary: var(--color-muted);
  --accent: var(--color-focus);
  --border: var(--color-line);
  --error: var(--color-focus);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 2rem;
}

body {
  min-height: 100vh;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 1rem;
  line-height: 1.8;
  word-break: keep-all;
  overflow-wrap: anywhere;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--color-selection);
  color: var(--text-primary);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 180ms ease;
}

button,
input {
  font: inherit;
}

button,
a,
input {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 5px;
}

h1,
h2,
h3 {
  font-family: var(--font-ui);
  line-height: 1.35;
  letter-spacing: -0.025em;
  font-weight: 600;
}

.archive-bg {
  display: none;
}

/* A quiet entry to the writing archive. */
.gate-view {
  display: grid;
  min-height: 100svh;
  place-items: center;
  padding: 4rem 1.5rem;
}

.gate-card {
  width: min(100%, 520px);
  padding: 0;
}

.home-link {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  min-height: 44px;
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 600;
}

.home-link i {
  font-size: 0.72rem;
}

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

.gate-card h1 {
  margin: 2.5rem 0 1rem;
  font-size: 2.5rem;
}

.gate-card > p {
  max-width: 28rem;
  color: var(--text-secondary);
  font-size: 1rem;
}

.gate-form {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.gate-form label {
  display: block;
  margin-bottom: 0.7rem;
  font-size: 0.875rem;
  font-weight: 600;
}

.gate-input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.6rem;
}

.gate-input-row input {
  width: 100%;
  min-width: 0;
  min-height: 3.25rem;
  border: 1px solid var(--color-strong-line);
  border-radius: 3px;
  background: var(--bg-primary);
  color: var(--text-primary);
  padding: 0 0.9rem;
  outline: none;
  transition: border-color 180ms var(--ease-out);
}

.gate-input-row input:focus {
  border-color: var(--accent);
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.gate-input-row button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 3.25rem;
  padding: 0 1.4rem;
  border: 1px solid var(--text-primary);
  border-radius: 3px;
  background: var(--text-primary);
  color: var(--bg-primary);
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 600;
  transition: background-color 180ms ease, border-color 180ms ease;
}

.gate-input-row button:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.lock-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 44px;
  padding: 0.55rem 0.95rem;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 600;
  transition: border-color 180ms ease, color 180ms ease;
}

.lock-button:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.gate-message {
  min-height: 1.5rem;
  margin-top: 0.8rem;
  color: var(--error);
  font-size: 0.875rem;
}

/* Long-form notes share the portfolio's open, paper-like layout. */
.archive-view {
  width: min(100%, 1280px);
  margin: 0 auto;
  padding: 2rem clamp(1.5rem, 5vw, 4rem) 6rem;
}

.archive-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.archive-hero {
  max-width: 820px;
  padding: 4rem 0;
}

.archive-hero h1 {
  margin: 0;
  font-size: 2.5rem;
}

.archive-layout {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

.archive-index {
  position: sticky;
  top: 2rem;
  display: grid;
  padding-top: 0.4rem;
  border-top: 1px solid var(--border);
}

.index-link {
  display: block;
  min-height: 44px;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
}

.index-link:hover,
.index-link.active {
  color: var(--accent);
}

.index-link.active {
  font-weight: 600;
}

.document-stack {
  min-width: 0;
  display: grid;
  gap: 3.5rem;
}

.document-paper {
  padding: 2rem 0 0;
  border-top: 1px solid var(--border);
  scroll-margin-top: 2rem;
}

.paper-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.4rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 600;
}

.document-paper h2 {
  margin-bottom: 1.3rem;
  font-size: 1.5rem;
}

.paper-lead {
  max-width: 44rem;
  margin-bottom: 2.25rem;
  color: var(--text-primary);
  font-size: 1rem;
  line-height: 1.8;
}

.writing-block + .writing-block {
  margin-top: 2.25rem;
}

.writing-block h3,
.draft-grid h3 {
  margin-bottom: 0.8rem;
  font-size: 1.125rem;
  font-weight: 600;
}

.writing-block p,
.writing-block li,
.draft-grid p {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.8;
}

.document-paper p {
  font-family: var(--font-reading);
  font-size: 1.125rem;
  line-height: 1.8;
  font-weight: 400;
  color: var(--text-primary);
}

.writing-block p + p {
  margin-top: 1rem;
}

.writing-block ul {
  padding-left: 1.2rem;
}

.writing-block li + li {
  margin-top: 0.4rem;
}

.writing-block li::marker {
  color: var(--accent);
}

.draft-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 2rem;
  row-gap: 1.5rem;
}

.draft-grid > div {
  padding: 1.3rem 0 0;
  border-top: 1px solid var(--border);
}

[hidden] {
  display: none !important;
}

@media (max-width: 900px) {
  .archive-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .archive-index {
    position: static;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
    padding-top: 0;
  }

  .index-link {
    display: flex;
    align-items: center;
    min-height: 54px;
  }
}

@media (max-width: 640px) {
  .gate-card h1,
  .archive-hero h1 {
    font-size: 2rem;
  }

  .document-paper p {
    font-size: 1rem;
  }

  .archive-hero {
    padding: 3rem 0;
  }

  .gate-view {
    place-items: start center;
    padding-top: 2rem;
  }

  .archive-view {
    padding-top: 1.1rem;
  }

  .archive-header {
    padding-bottom: 1rem;
  }

  .archive-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 1.25rem;
    row-gap: 0;
  }

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

}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition: none !important;
  }
}