:root {
  color-scheme: light;
  --bg: #fbf7f1;
  --text: #181512;
  --muted: rgba(24, 21, 18, 0.72);
  --border: rgba(24, 21, 18, 0.14);
  --surface: rgba(255, 255, 255, 0.70);
  --accent: #805c2a;
  --radius: 16px;
  --max: 960px;
  --ring: rgba(128, 92, 42, 0.35);
  --font-sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji",
    "Segoe UI Emoji";
  --font-serif: ui-serif, Georgia, "Times New Roman", Times, serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-sans);
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
}

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

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

:focus-visible {
  outline: 3px solid var(--ring);
  outline-offset: 3px;
  border-radius: 10px;
}

.skip-link {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.55rem 0.8rem;
  border-radius: 999px;
  background: #fffdf9;
  border: 1px solid var(--border);
  transform: translateY(-200%);
  transition: transform 180ms ease;
  z-index: 100;
  text-decoration: none;
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: clamp(1.5rem, 4vw, 4rem);
}

.site-main {
  flex: 1;
}

.page-home,
.page-portfolio {
  color-scheme: dark;
  color: rgba(255, 255, 255, 0.92);
  background-color: #050607;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: 66% 35%;
  background-image: linear-gradient(
      90deg,
      rgba(0, 0, 0, 0.72) 0%,
      rgba(0, 0, 0, 0.42) 38%,
      rgba(0, 0, 0, 0.18) 64%,
      rgba(0, 0, 0, 0.0) 100%
    ),
    url("./background.jpg");
}

@supports (background-image: image-set(url("./background.webp") type("image/webp"))) {
  .page-home,
  .page-portfolio {
    background-image: linear-gradient(
        90deg,
        rgba(0, 0, 0, 0.72) 0%,
        rgba(0, 0, 0, 0.42) 38%,
        rgba(0, 0, 0, 0.18) 64%,
        rgba(0, 0, 0, 0.0) 100%
      ),
      image-set(url("./background.webp") type("image/webp"), url("./background.jpg") type("image/jpeg"));
  }
}

.page-home a,
.page-portfolio a {
  text-decoration-color: rgba(255, 255, 255, 0.52);
}

.page-home .skip-link,
.page-portfolio .skip-link {
  border-color: rgba(255, 255, 255, 0.26);
}

.home {
  flex: 1;
  display: flex;
  align-items: flex-end;
  padding: clamp(2rem, 7vw, 4.5rem) 0 clamp(3.25rem, 10vw, 6.5rem);
}

.home-inner {
  width: 100%;
}

.home-content {
  display: grid;
  gap: 0.9rem;
  max-width: 42rem;
}

.home-mark img {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(0, 0, 0, 0.20);
}

.home-title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 650;
  font-size: clamp(2.2rem, 4.2vw, 3.1rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.home-lead {
  margin: 0;
  max-width: 60ch;
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.78);
}

.home-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.35rem;
}

.home-links a {
  color: rgba(255, 255, 255, 0.92);
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.52);
  text-underline-offset: 0.28em;
}

.home-links a:hover {
  text-decoration-color: rgba(255, 255, 255, 0.92);
}

.portfolio {
  flex: 1;
  display: flex;
  align-items: flex-end;
  padding: clamp(2rem, 7vw, 4.5rem) 0 clamp(3.25rem, 10vw, 6.5rem);
}

.portfolio-content {
  display: grid;
  gap: 0.9rem;
  max-width: 46rem;
}

.portfolio-title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 650;
  font-size: clamp(2.05rem, 3.8vw, 2.75rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.portfolio-lead {
  margin: 0;
  max-width: 70ch;
  font-size: 1.02rem;
  color: rgba(255, 255, 255, 0.78);
}

.portfolio-details {
  margin-top: 0.35rem;
}

.portfolio-details summary {
  cursor: pointer;
  color: rgba(255, 255, 255, 0.86);
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.40);
  text-underline-offset: 0.28em;
  width: fit-content;
}

.portfolio-details[open] summary {
  margin-bottom: 0.85rem;
}

.portfolio-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.85rem;
}

.portfolio-item {
  padding: 1rem 1.1rem;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(0, 0, 0, 0.30);
  backdrop-filter: blur(10px);
}

.portfolio-item h2 {
  margin: 0 0 0.35rem;
  font-size: 1.02rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.portfolio-item p {
  margin: 0;
  color: rgba(255, 255, 255, 0.80);
}

.portfolio-meta {
  margin-top: 0.65rem;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.70);
}

.portfolio-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.35rem;
}

.portfolio-links a {
  color: rgba(255, 255, 255, 0.92);
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.52);
  text-underline-offset: 0.28em;
}

.portfolio-links a:hover {
  text-decoration-color: rgba(255, 255, 255, 0.92);
}

.portfolio-footnote {
  margin: 0;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.62);
}

@media (max-width: 720px) {
  .page-home,
  .page-portfolio {
    background-position: center;
    background-image: linear-gradient(
        180deg,
        rgba(0, 0, 0, 0.04) 0%,
        rgba(0, 0, 0, 0.55) 70%,
        rgba(0, 0, 0, 0.72) 100%
      ),
      url("./background.jpg");
  }

  @supports (background-image: image-set(url("./background.webp") type("image/webp"))) {
    .page-home,
    .page-portfolio {
      background-image: linear-gradient(
          180deg,
          rgba(0, 0, 0, 0.04) 0%,
          rgba(0, 0, 0, 0.55) 70%,
          rgba(0, 0, 0, 0.72) 100%
        ),
        image-set(url("./background.webp") type("image/webp"), url("./background.jpg") type("image/jpeg"));
    }
  }

  .home {
    align-items: flex-end;
    padding: clamp(2.4rem, 10vw, 4.6rem) 0 clamp(3.9rem, 14vw, 7.25rem);
  }

  .portfolio {
    align-items: flex-end;
    padding: clamp(2.4rem, 10vw, 4.6rem) 0 clamp(3.9rem, 14vw, 7.25rem);
  }
}

.section {
  padding: clamp(2rem, 5vw, 3rem) 0;
}

.section-tight {
  padding-top: clamp(1.25rem, 4vw, 2rem);
}

.page-title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 650;
  font-size: clamp(1.75rem, 3vw, 2.2rem);
  line-height: 1.15;
}

.lead {
  margin: 0;
  max-width: 70ch;
  font-size: 1.02rem;
  color: var(--muted);
}

.stack {
  display: grid;
  gap: 1rem;
}

.list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.9rem;
}

.item {
  padding: 1.15rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.item h2 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.item p {
  margin: 0;
  color: var(--muted);
}

.meta {
  margin: 0.85rem 0 0;
  display: grid;
  gap: 0.65rem;
  font-size: 0.9rem;
}

.meta div {
  display: grid;
  gap: 0.15rem;
}

.meta dt {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(24, 21, 18, 0.55);
}

.meta dd {
  margin: 0;
  color: rgba(24, 21, 18, 0.88);
  font-weight: 550;
}

.note {
  margin: 0;
  max-width: 70ch;
  font-size: 0.9rem;
  color: var(--muted);
}

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

  .skip-link {
    transition: none;
  }
}