/* daniel-scharf.com
   Palette: ink, spruce, paper, mist, marigold. Type: Bricolage Grotesque + Source Serif 4. */

:root {
  --ink: #10302f;
  --spruce: #1c5a55;
  --slate: #465654;
  --paper: #eef1ea;
  --mist: #dbe6df;
  --line: #c0cec6;
  --marigold: #f0b429;

  --display: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --body: "Source Serif 4", Georgia, "Times New Roman", serif;

  --rail-width: 19rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 1.5rem;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background-color: var(--paper);
  /* Fine paper grain, drawn by the browser from an inline SVG (no image file). */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.06  0 0 0 0 0.19  0 0 0 0 0.18  0 0 0 0.16 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23g)'/%3E%3C/svg%3E");
  color: var(--ink);
  font-family: var(--body);
  font-size: 1.125rem;
  line-height: 1.65;
}

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

a {
  color: var(--spruce);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--ink);
  text-decoration-thickness: 2px;
}

:focus-visible {
  outline: 3px solid var(--marigold);
  outline-offset: 3px;
  border-radius: 2px;
}

h1,
h2,
h3,
h4 {
  font-family: var(--display);
  line-height: 1.15;
  margin: 0;
  text-wrap: balance;
}

p {
  margin: 0 0 1em;
}

ul,
ol {
  margin: 0;
  padding: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--ink);
  color: #fff;
  padding: 0.5rem 1rem;
  z-index: 10;
}

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

/* ---------- Layout ---------- */

.layout {
  display: grid;
  grid-template-columns: var(--rail-width) minmax(0, 1fr);
  max-width: 78rem;
  margin: 0 auto;
}

main {
  padding: 4.5rem 3rem 5rem 4rem;
  max-width: 54rem;
}

main > section + section {
  margin-top: 5.5rem;
}

/* ---------- Rail ---------- */

.rail {
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding: 3rem 2rem 2.5rem;
  background: var(--ink);
  color: #e9f1ee;
  overflow-y: auto;
}

.rail a {
  color: #e9f1ee;
}

.portrait {
  width: 7.5rem;
  height: 7.5rem;
  object-fit: cover;
  border-radius: 50%;
  border: 3px solid var(--marigold);
  margin-bottom: 1.25rem;
}

.rail-name {
  font-family: var(--display);
  font-weight: 800;
  font-size: 1.75rem;
  line-height: 1.1;
  margin: 0 0 0.4rem;
  color: #fff;
}

.rail-role {
  font-size: 1rem;
  line-height: 1.4;
  margin: 0;
  color: #b9cdc7;
}

.rail-nav {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  font-family: var(--display);
  font-weight: 500;
  font-size: 1.0625rem;
}

.rail-nav a {
  text-decoration: none;
  padding: 0.35rem 0 0.35rem 0.9rem;
  border-left: 3px solid transparent;
  color: #b9cdc7;
}

.rail-nav a:hover {
  color: #fff;
}

.rail-nav a.is-current {
  color: #fff;
  border-left-color: var(--marigold);
}

/* Link to the site's other page, set apart from the in-page links. */
.rail-nav a.nav-page {
  margin-top: 0.9rem;
  padding-top: 0.9rem;
  border-top: 1px solid #2f5350;
  color: var(--marigold);
}

.rail-actions {
  margin-top: auto;
}

.rail-links {
  list-style: none;
  margin-top: 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.9;
}

.button {
  display: inline-block;
  font-family: var(--display);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.2;
  text-decoration: none;
  padding: 0.75rem 1.1rem;
  border-radius: 0.4rem;
  background: var(--marigold);
  color: var(--ink);
}

.rail .button {
  color: var(--ink);
}

.button:hover {
  background: #ffc94a;
  color: var(--ink);
}

/* ---------- Intro ---------- */

.intro h1 {
  font-weight: 800;
  font-size: clamp(2.25rem, 4.6vw, 3.6rem);
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin-bottom: 1.75rem;
}

.lede {
  font-size: 1.375rem;
  line-height: 1.5;
}

.intro p {
  max-width: 40rem;
}

.availability {
  display: inline-block;
  margin: 0.5rem 0 0;
  padding: 0.15rem 0.6rem;
  background: linear-gradient(transparent 62%, var(--marigold) 62%);
  font-family: var(--display);
  font-weight: 500;
  font-size: 1.0625rem;
}

/* ---------- Section headings ---------- */

h2 {
  font-weight: 800;
  font-size: 2.25rem;
  letter-spacing: -0.015em;
  padding-bottom: 0.75rem;
  margin-bottom: 2rem;
  border-bottom: 2px solid var(--ink);
}

.sub-heading {
  font-weight: 700;
  font-size: 1.375rem;
  margin: 3rem 0 0.4rem;
}

.sub-note {
  color: var(--slate);
  font-size: 1rem;
  margin-bottom: 1.25rem;
}

/* ---------- Portfolio feature ---------- */

.feature-shot {
  display: block;
  border: 1px solid var(--line);
  border-radius: 0.6rem;
  overflow: hidden;
  background: #fff;
}

.feature-body {
  margin-top: 1.75rem;
  max-width: 40rem;
}

.feature-body h3 {
  font-weight: 800;
  font-size: 1.75rem;
}

.feature-kind {
  font-family: var(--display);
  font-weight: 500;
  color: var(--spruce);
  margin: 0.3rem 0 1rem;
}

.feature-body ul {
  padding-left: 1.2rem;
  margin-bottom: 1.5rem;
}

.feature-body li {
  margin-bottom: 0.4rem;
}

.feature-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.5rem;
  font-family: var(--display);
  font-weight: 500;
  font-size: 1rem;
  margin: 0;
}

.feature-second {
  margin: 2.25rem 0 0;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 1.5rem;
  align-items: end;
}

.feature-second img {
  border: 1px solid var(--line);
  border-radius: 0.6rem;
  background: #fff;
}

.feature-second figcaption {
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--slate);
  padding-bottom: 0.25rem;
}

/* ---------- Older projects ---------- */

.projects {
  list-style: none;
  border-top: 1px solid var(--line);
}

.projects li {
  display: grid;
  grid-template-columns: 8.5rem minmax(0, 1fr);
  gap: 1.25rem;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.projects img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top;
  border-radius: 0.3rem;
  border: 1px solid var(--line);
}

.projects h4 {
  font-weight: 700;
  font-size: 1.125rem;
  margin-bottom: 0.2rem;
}

.projects p {
  font-size: 1rem;
  line-height: 1.5;
  color: var(--slate);
  margin: 0;
}

/* ---------- Experience timeline ---------- */

.timeline {
  list-style: none;
  border-left: 2px solid var(--line);
  margin-left: 0.4rem;
}

.timeline > li {
  position: relative;
  padding: 0 0 2.75rem 2rem;
}

.timeline > li:last-child {
  padding-bottom: 0.5rem;
}

.timeline > li::before {
  content: "";
  position: absolute;
  left: -0.5rem;
  top: 0.35rem;
  width: 0.875rem;
  height: 0.875rem;
  border-radius: 50%;
  background: var(--marigold);
  border: 2px solid var(--ink);
}

.when {
  font-family: var(--display);
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--spruce);
  margin: 0 0 0.25rem;
}

.timeline h3 {
  font-weight: 700;
  font-size: 1.375rem;
}

.where {
  color: var(--slate);
  font-style: italic;
  margin: 0.25rem 0 0.9rem;
}

.timeline ul {
  padding-left: 1.2rem;
  max-width: 40rem;
}

.timeline ul li {
  margin-bottom: 0.5rem;
}

.additional {
  margin: 1rem 0 0;
}

.additional > div {
  padding: 0.9rem 0;
  border-top: 1px solid var(--line);
}

.additional dt {
  font-family: var(--display);
  font-weight: 700;
}

.additional dd {
  margin: 0.15rem 0 0;
  color: var(--slate);
  font-size: 1rem;
  max-width: 40rem;
}

/* ---------- Skills ---------- */

.skills {
  margin: 0;
}

.skills > div {
  display: grid;
  grid-template-columns: 12rem minmax(0, 1fr);
  gap: 1.5rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line);
}

.skills > div:first-child {
  padding-top: 0;
}

.skills dt {
  font-family: var(--display);
  font-weight: 700;
}

.skills dd {
  margin: 0;
  font-size: 1.0625rem;
}

/* ---------- Education ---------- */

.credentials {
  list-style: none;
  margin-bottom: 1.5rem;
}

.credentials li {
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--slate);
}

.credentials li:first-child {
  padding-top: 0;
}

.credentials strong {
  display: block;
  font-family: var(--display);
  font-weight: 700;
  color: var(--ink);
}

.credentials.plain li {
  color: var(--ink);
}

/* ---------- Presentations and awards ---------- */

.award {
  background: var(--mist);
  border-left: 5px solid var(--marigold);
  border-radius: 0 0.6rem 0.6rem 0;
  padding: 1.5rem 1.75rem;
  margin-bottom: 1.5rem;
}

.award h3,
.talks h3 {
  font-weight: 700;
  font-size: 1.1875rem;
  line-height: 1.3;
}

.award p:last-child,
.talks p:last-child {
  margin: 0.4rem 0 0;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--slate);
  max-width: 40rem;
}

.talks {
  list-style: none;
}

.talks li {
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line);
}

/* ---------- Contact ---------- */

.contact {
  background: var(--mist);
  border-radius: 0.6rem;
  padding: 2.5rem;
}

.contact h2 {
  border-bottom: 0;
  padding-bottom: 0;
  margin-bottom: 0.75rem;
}

.contact-email {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  overflow-wrap: anywhere;
}

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

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  font-family: var(--display);
  font-weight: 500;
  margin: 0;
}

/* ---------- Smaller screens ---------- */

@media (max-width: 60rem) {
  html {
    scroll-padding-top: 4.5rem;
  }

  /* The rail's parts join the page flow so the nav can stick on its own. */
  .layout {
    display: flex;
    flex-direction: column;
  }

  .rail {
    display: contents;
  }

  .rail-id,
  .rail-actions,
  .rail-nav {
    background: var(--ink);
    color: #e9f1ee;
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

  .rail-id {
    order: 1;
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-top: 2rem;
    padding-bottom: 1.25rem;
  }

  .portrait {
    width: 5rem;
    height: 5rem;
    margin-bottom: 0;
    flex: none;
  }

  .rail-name {
    font-size: 1.5rem;
  }

  .rail-actions {
    order: 2;
    margin-top: 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem 1.25rem;
    padding-bottom: 1rem;
  }

  .rail-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0 1.25rem;
    margin-top: 0;
  }

  .rail-nav {
    order: 3;
    position: sticky;
    top: 0;
    z-index: 5;
    flex-direction: row;
    gap: 1.25rem;
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
    overflow-x: auto;
    font-size: 1rem;
  }

  .rail-nav a {
    padding: 0.2rem 0;
    border-left: 0;
    border-bottom: 3px solid transparent;
    white-space: nowrap;
  }

  .rail-nav a.is-current {
    border-bottom-color: var(--marigold);
  }

  .rail-nav a.nav-page {
    margin-top: 0;
    padding-top: 0.2rem;
    border-top: 0;
  }

  main {
    order: 4;
    width: 100%;
    padding: 2.5rem 1.25rem 3.5rem;
    max-width: 46rem;
    margin: 0 auto;
  }

  main > section + section {
    margin-top: 4rem;
  }

  h2 {
    font-size: 1.875rem;
  }
}

@media (max-width: 36rem) {
  body {
    font-size: 1.0625rem;
  }

  .lede {
    font-size: 1.1875rem;
  }

  .feature-second {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .projects li {
    grid-template-columns: 5.5rem minmax(0, 1fr);
    gap: 0.9rem;
    align-items: start;
  }

  .skills > div {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }

  .contact {
    padding: 1.75rem 1.25rem;
  }
}

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

@media print {
  .rail-nav,
  .skip-link {
    display: none;
  }

  .layout {
    display: block;
  }

  .rail {
    position: static;
    height: auto;
  }
}