/* Sean Negus — Studio rail + Atlas Ma (A + I + E + H) */

:root {
  --bg: #f3f2ee;
  --panel: #fafaf8;
  --ink: #1a1a18;
  --muted: #6a6a64;
  --ghost: #b8b8b2;
  --ghost-readable: #8a8a82;
  --whisper: #e4e3dd;
  --line: #ececea;
  --line-strong: #d8d6ce;
  --rail: clamp(16rem, 28vw, 22rem);
  --font-display: "Cormorant Garamond", Georgia, serif;
  --font-body: "Source Serif 4", Georgia, serif;
  --font-meta: "IBM Plex Sans", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

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

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
}

a { color: inherit; text-underline-offset: 0.15em; }
a:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 1000;
  padding: 0.5rem 1rem;
  font-family: var(--font-meta);
  font-size: 0.8125rem;
  background: var(--ink);
  color: var(--panel);
  text-decoration: none;
}

.skip-link:focus { top: 1rem; }

.layout {
  display: grid;
  grid-template-columns: var(--rail) 1fr;
  min-height: 100vh;
}

/* --- Rail (A structure, H tone) ----------------------------------------- */

.rail {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--line);
  background: var(--bg);
}

.rail__name {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  line-height: 1.3;
  text-decoration: none;
  margin: 0;
  color: var(--ink);
  flex-shrink: 0;
}

.rail__thesis {
  font-size: 0.9375rem;
  color: var(--muted);
  margin: 0.75rem 0 0;
  max-width: 14rem;
}

.rail__thesis + .rail__nav {
  margin-top: clamp(2.5rem, 8vh, 4rem);
}

.rail__nav {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin: clamp(8rem, 30vh, 14rem) 0 0;
  padding-top: clamp(1.75rem, 4vh, 2.5rem);
  border-top: 1px solid var(--line);
  flex-shrink: 0;
}

.rail__nav a {
  font-family: var(--font-meta);
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ghost);
}

.rail__nav a:hover,
.rail__nav a[aria-current="true"] {
  color: var(--ink);
}

.rail__meta {
  font-family: var(--font-meta);
  font-size: 0.5625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ghost);
  margin-top: auto;
  padding-top: 2rem;
}

/* --- Content panels ----------------------------------------------------- */

.content {
  background: var(--panel);
}

.panel {
  padding: clamp(3rem, 8vw, 5rem) clamp(2rem, 6vw, 5rem);
  border-bottom: 1px solid var(--line);
}

.panel--short {
  padding-top: clamp(2.5rem, 6vw, 4rem);
  padding-bottom: clamp(2.5rem, 6vw, 4rem);
}

.panel__label {
  font-family: var(--font-meta);
  font-size: 0.5625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ghost);
  margin-bottom: 1.5rem;
}

/* --- Atlas intro (E + H) ------------------------------------------------ */

.panel--atlas {
  padding: clamp(2.5rem, 6vw, 4rem) clamp(2rem, 6vw, 5rem);
  min-height: auto;
}

.panel--atlas > .panel__label {
  max-width: 40rem;
  margin-left: auto;
  margin-right: auto;
}

.intro-composition {
  max-width: 40rem;
  margin: 0 auto;
}

.atlas-figure {
  margin: 0;
}

.atlas-field {
  position: relative;
  width: 100%;
  margin: 0 auto;
  border: 1px solid var(--line-strong);
  background: var(--bg);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.5);
  padding: 1.25rem;
}

.atlas-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  grid-template-rows: 1fr auto 1fr;
  gap: 1.5rem 2rem;
  align-items: center;
  justify-items: center;
  min-height: clamp(16.5rem, 32vh, 21rem);
}

.atlas-line {
  display: block;
  background: var(--line-strong);
  pointer-events: none;
  z-index: 1;
}

.atlas-line--v {
  width: 1px;
  height: 55%;
  min-height: 1.25rem;
  justify-self: center;
}

.atlas-line--h {
  height: 1px;
  width: 55%;
  min-width: 1.25rem;
  align-self: center;
}

.atlas-line--top { grid-column: 2; grid-row: 1; align-self: end; }
.atlas-line--bottom { grid-column: 2; grid-row: 3; align-self: start; }
.atlas-line--left { grid-column: 1; grid-row: 2; justify-self: end; }
.atlas-line--right { grid-column: 3; grid-row: 2; justify-self: start; }

.atlas-center {
  grid-column: 2;
  grid-row: 2;
  text-align: center;
  width: min(11.5rem, 100%);
  z-index: 2;
  padding: 1.375rem 1.125rem;
  background: var(--panel);
  border: 1px solid var(--line-strong);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.6);
}

.atlas-phrase {
  font-family: var(--font-display);
  font-size: clamp(1.0625rem, 2.1vw, 1.375rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: 0.015em;
  margin: 0;
  color: var(--ink);
}

.atlas-phrase__line {
  display: block;
}

.atlas-phrase--a .atlas-phrase__line--mid,
.atlas-phrase__line--mid {
  font-style: italic;
  font-weight: 400;
  padding: 0.2em 0 0.15em;
  color: var(--muted);
}

.atlas-node {
  z-index: 3;
  max-width: 8rem;
  text-decoration: none;
  padding: 0.35rem 0.5rem;
  background: var(--bg);
  transition: opacity 0.15s ease;
}

.atlas-node:hover,
.atlas-node:focus-visible {
  opacity: 0.7;
}

.atlas-node__num {
  display: block;
  font-family: var(--font-meta);
  font-size: 0.5625rem;
  letter-spacing: 0.1em;
  color: var(--ghost-readable);
  margin-bottom: 0.2rem;
}

.atlas-node__title {
  display: block;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 500;
  margin: 0;
  line-height: 1.25;
  color: var(--ink);
}

.atlas-node--nw { grid-column: 1; grid-row: 1; justify-self: start; align-self: start; text-align: left; }
.atlas-node--ne { grid-column: 3; grid-row: 1; justify-self: end; align-self: start; text-align: right; }
.atlas-node--sw { grid-column: 1; grid-row: 3; justify-self: start; align-self: end; text-align: left; }
.atlas-node--se { grid-column: 3; grid-row: 3; justify-self: end; align-self: end; text-align: right; }

.panel__prose--intro {
  max-width: none;
  margin-top: 1.75rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line-strong);
  text-align: left;
}

.panel__prose--intro p + p {
  text-indent: 1.75em;
}

.panel__prose--intro p:first-of-type::first-letter {
  font-family: var(--font-display);
  font-size: 2.8em;
  float: left;
  line-height: 0.85;
  padding-right: 0.08em;
  margin-top: 0.06em;
  color: var(--ink);
}

.panel__prose {
  max-width: 30rem;
  margin: 0 auto;
  padding-top: clamp(2rem, 5vw, 3rem);
  border-top: 1px solid var(--line);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--muted);
}

.panel__prose p {
  margin: 0 0 1.15em;
}

.panel__prose p:last-child {
  margin-bottom: 0;
}

.panel__prose a { color: var(--ink); }

/* --- Practice grid (A structure, H tone) -------------------------------- */

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

.method {
  padding: 2rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 2rem;
}

.method:nth-child(2n) { border-right: none; }
.method:nth-child(n+3) { border-bottom: none; }

.method__num {
  font-family: var(--font-meta);
  font-size: 0.5625rem;
  letter-spacing: 0.1em;
  color: var(--ghost);
  margin-bottom: 1rem;
}

.method__title {
  font-family: var(--font-display);
  font-size: 1.375rem;
  margin: 0 0 0.75rem;
  font-weight: 400;
}

.method__text {
  font-size: 0.875rem;
  color: var(--muted);
  margin: 0 0 1rem;
  line-height: 1.6;
}

.method__link {
  font-family: var(--font-meta);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-decoration: none;
  color: var(--ghost);
}

.method__link:hover { color: var(--ink); }

/* --- Lists & sections (Ma quiet) ---------------------------------------- */

.entries { margin-top: 0; }

.entry {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 2rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--line);
}

.entry:last-child { border-bottom: 1px solid var(--line); }

.entry__year {
  font-family: var(--font-meta);
  font-size: 0.5625rem;
  letter-spacing: 0.06em;
  color: var(--ghost);
  padding-top: 0.25rem;
}

.entry__title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  margin: 0 0 0.3rem;
  font-weight: 400;
}

.entry__title a { text-decoration: none; }
.entry__title a:hover { text-decoration: underline; }

.entry__desc {
  margin: 0;
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.6;
}

.current-list {
  max-width: 38rem;
}

.current-item {
  padding: 1.75rem 0;
  border-top: 1px solid var(--line);
}

.current-item:last-child {
  border-bottom: 1px solid var(--line);
}

.current-item__label {
  font-family: var(--font-meta);
  font-size: 0.5625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ghost);
  display: block;
  margin-bottom: 0.5rem;
}

.current-item__title {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  margin: 0 0 0.3rem;
  font-weight: 400;
}

.current-item__text {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--muted);
  line-height: 1.55;
}

.bio-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 3rem;
  align-items: start;
}

.bio-grid p {
  margin: 0 0 1.25em;
  font-size: 0.9375rem;
  color: var(--muted);
  line-height: 1.75;
}

.bio-details dl { margin: 0; }

.bio-details dt {
  font-family: var(--font-meta);
  font-size: 0.5625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ghost);
  margin-bottom: 0.25rem;
}

.bio-details dd {
  margin: 0 0 1.25rem;
  font-size: 0.8125rem;
  color: var(--muted);
}

.contact-line {
  margin: 0;
  max-width: 40rem;
  font-family: var(--font-meta);
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
  line-height: 1.8;
  color: var(--muted);
  text-transform: lowercase;
}

.contact-line a {
  color: var(--ink);
  text-decoration: none;
}

.contact-line a:hover {
  color: var(--ghost);
}

.content-footer {
  padding: 1.25rem clamp(2rem, 6vw, 5rem);
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  font-family: var(--font-meta);
  font-size: 0.5625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ghost);
}

.content-footer a { text-decoration: none; color: inherit; }
.content-footer a:hover { color: var(--ink); }

/* --- Responsive --------------------------------------------------------- */

@media (max-width: 800px) {
  .layout { grid-template-columns: 1fr; }

  .rail {
    position: relative;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

  .rail__nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.75rem 1.25rem;
    margin-top: 1.75rem;
    padding-top: 1.25rem;
  }

  .panel--atlas { padding: 2rem 1.5rem; }

  .intro-composition { max-width: none; }

  .atlas-field {
    padding: 1rem;
  }

  .atlas-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    gap: 0;
    min-height: auto;
  }

  .atlas-line { display: none; }

  .atlas-center {
    grid-column: 1;
    grid-row: auto;
    width: 100%;
    margin-bottom: 1.25rem;
    order: -1;
  }

  .atlas-node {
    display: grid;
    grid-template-columns: 2rem 1fr;
    grid-template-rows: auto;
    gap: 0 0.5rem;
    align-items: baseline;
    max-width: none;
    width: 100%;
    padding: 0.75rem 0.25rem;
    border-top: 1px solid var(--line);
    justify-self: stretch;
    text-align: left !important;
  }

  .atlas-node--nw,
  .atlas-node--ne,
  .atlas-node--sw,
  .atlas-node--se {
    grid-column: 1;
    grid-row: auto;
    align-self: auto;
    justify-self: stretch;
  }

  .atlas-node__num {
    grid-row: 1;
    margin-bottom: 0;
  }

  .atlas-node__title { grid-column: 2; }

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

  .method { border-right: none !important; }
  .method:not(:last-child) { border-bottom: 1px solid var(--line) !important; }

  .entry { grid-template-columns: 1fr; gap: 0.2rem; }
  .bio-grid { grid-template-columns: 1fr; }
  .panel__prose--intro p + p { text-indent: 1.25em; }
}

@media (max-width: 1100px) and (min-width: 801px) {
  .atlas-field { min-height: clamp(15rem, 28vh, 19rem); }
  .atlas-node { max-width: 6.75rem; }
}

/* --- CV page ------------------------------------------------------------ */

.cv-header {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--line);
}

.cv-header__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 400;
  margin: 0 0 0.5rem;
}

.cv-header__subtitle {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--muted);
}

.cv-header__meta {
  margin: 1rem 0 0;
  font-family: var(--font-meta);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  color: var(--ghost);
  line-height: 1.7;
}

.cv-header__meta a {
  color: inherit;
  text-decoration: none;
}

.cv-header__meta a:hover {
  color: var(--ink);
}

.cv-profile {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--ink);
  max-width: 38rem;
}

.cv-profile + .cv-profile {
  margin-top: 1rem;
}

.cv-list {
  margin: 0;
  padding-left: 1.1rem;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--muted);
}

.cv-list li + li {
  margin-top: 0.35rem;
}

.cv-entry__courses {
  font-size: 0.75rem;
  line-height: 1.55;
  color: var(--ghost-readable);
  margin: 0.5rem 0 0;
  font-style: italic;
}

.cv-section {
  margin-bottom: 2.5rem;
}

.cv-section__title {
  font-family: var(--font-meta);
  font-size: 0.5625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ghost);
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--line);
}

.cv-entry {
  margin-bottom: 1rem;
}

.cv-entry__title {
  font-family: var(--font-display);
  font-size: 1rem;
  margin: 0;
  font-weight: 400;
}

.cv-entry__meta {
  font-size: 0.8125rem;
  color: var(--muted);
  margin: 0.2rem 0 0;
}

.cv-entry__detail {
  font-size: 0.8125rem;
  color: var(--muted);
  margin: 0.35rem 0 0;
}

.cv-back {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  font-family: var(--font-meta);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  color: var(--ghost);
}

.cv-back a { text-decoration: none; }
.cv-back a:hover { color: var(--ink); }