/*
  Melf.ch custom styling (Serene theme overrides)
  Focus: clearer navigation, stronger entry points, calm reading surfaces.
*/

:root {
  --melf-max: 1160px;
  --melf-radius: 8px;
  --melf-radius-sm: 6px;
  --melf-ink: #172033;
  --melf-muted: #637083;
  --melf-line: rgba(23, 32, 51, 0.12);
  --melf-surface: #ffffff;
  --melf-surface-soft: #f6f8fb;
  --melf-accent: #2563eb;
  --melf-accent-2: #0f766e;
  --melf-warm: #b45309;
  --melf-shadow: 0 18px 50px rgba(23, 32, 51, 0.08);
  --melf-shadow-soft: 0 10px 28px rgba(23, 32, 51, 0.07);
}

body {
  color: var(--text-color);
  --font-size: 17px;
  --line-height: 1.68;
  background:
    linear-gradient(180deg, rgba(246, 248, 251, 0.96), rgba(255, 255, 255, 0.98) 360px),
    var(--bg-color);
}

body.dark {
  --melf-ink: #e5e7eb;
  --melf-muted: #9ca3af;
  --melf-line: rgba(229, 231, 235, 0.14);
  --melf-surface: #202124;
  --melf-surface-soft: #18191b;
  --melf-accent: #7aa2ff;
  --melf-accent-2: #4fd1c5;
  --melf-warm: #f4b266;
  --melf-shadow: 0 18px 50px rgba(0, 0, 0, 0.26);
  --melf-shadow-soft: 0 10px 28px rgba(0, 0, 0, 0.22);
  background:
    linear-gradient(180deg, rgba(24, 25, 27, 0.98), rgba(28, 28, 28, 1) 420px),
    var(--bg-color);
}

body {
  --homepage-max-width: var(--melf-max);
  --main-max-width: 880px;
}

.site-nav {
  width: min(var(--melf-max), calc(100vw - 32px));
  margin: 0 auto 26px;
  padding: 12px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-bottom: 1px solid var(--melf-line);
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  color: var(--text-color);
  text-decoration: none;
  font-weight: 700;
  line-height: 1.2;
}

.brand-mark {
  width: 150px;
  height: auto;
  display: block;
}

.brand-link span {
  display: none;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 4px;
}

.nav-links a {
  color: var(--text-pale-color);
  text-decoration: none;
  font-size: 0.88rem;
  line-height: 1;
  padding: 8px 9px;
  border: 1px solid transparent;
  border-radius: var(--melf-radius-sm);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-color);
  border-color: var(--melf-line);
  background: var(--melf-surface);
}

body.homepage #wrapper {
  width: min(var(--melf-max), calc(100vw - 32px));
  max-width: none;
  justify-content: flex-start;
  padding: 18px 0 40px;
}

body.homepage main {
  min-height: auto;
  padding: 0;
}

.home-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 292px;
  gap: 36px;
  align-items: start;
  margin: 6px 0 12px;
}

.hero-copy {
  min-width: 0;
  padding: 8px 0 0;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--melf-accent-2);
  font-size: 0.76rem;
  font-weight: 720;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

#brief {
  padding: 0;
}

body.homepage #brief h1 {
  margin: 0 0 16px;
  max-width: 13.5ch;
  color: var(--melf-ink);
  font-size: clamp(2.45rem, 4.6vw, 3.75rem);
  line-height: 1.02;
  letter-spacing: 0;
  font-weight: 760;
}

body.homepage #brief h2 {
  margin: 26px 0 8px;
  color: var(--melf-ink);
  font-size: 1rem;
  font-weight: 700;
}

body.homepage #brief p {
  max-width: 60ch;
  color: var(--melf-muted);
  font-size: 0.98rem;
  line-height: 1.7;
  margin: 10px 0;
}

body.homepage #brief p:first-of-type {
  color: var(--text-color);
  font-size: 1.05rem;
  line-height: 1.62;
  max-width: 58ch;
}

body.homepage #brief strong {
  font-weight: 640;
  color: var(--text-color);
}

body.homepage #brief ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  padding: 0;
  margin: 24px 0;
  list-style: none;
}

body.homepage #brief li {
  margin: 0;
  padding: 14px;
  min-height: 116px;
  border: 1px solid var(--melf-line);
  border-radius: var(--melf-radius);
  background: var(--melf-surface);
  box-shadow: var(--melf-shadow-soft);
}

.hero-panel {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  padding: 16px;
  border: 1px solid var(--melf-line);
  border-radius: var(--melf-radius);
  background: var(--melf-surface);
  box-shadow: var(--melf-shadow);
}

.site-logo {
  display: block;
  text-decoration: none;
}

.site-logo-img {
  display: block;
  width: min(100%, 230px);
  height: auto;
}

.signal-list {
  display: grid;
  gap: 0;
}

.signal-list span {
  display: block;
  padding: 7px 0;
  color: var(--melf-muted);
  font-size: 0.88rem;
  line-height: 1.35;
  border-top: 1px solid var(--melf-line);
}

.profile-strip,
.section-grid,
body.homepage .layout-list {
  margin: 18px 0;
}

.profile-strip {
  padding: 12px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid var(--melf-line);
  border-bottom: 1px solid var(--melf-line);
}

#name {
  font-size: 0.98rem;
  font-weight: 700;
}

#id {
  margin-left: 10px;
  color: var(--melf-accent);
}

#bio {
  margin-top: 2px;
  color: var(--melf-muted);
  font-size: 0.92rem;
}

#right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.profile-contact {
  margin-left: auto;
  flex-shrink: 0;
}

#right a,
#theme-toggle {
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  color: var(--text-color);
  border: 1px solid var(--melf-line);
  border-radius: var(--melf-radius-sm);
  background: var(--melf-surface);
  text-decoration: none;
}

#right a:hover,
#theme-toggle:hover {
  color: var(--melf-accent);
  border-color: var(--melf-accent);
}

#theme-toggle {
  cursor: pointer;
}

.section-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.section-card {
  min-height: 146px;
  padding: 17px 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  color: var(--text-color);
  text-decoration: none;
  border: 1px solid var(--melf-line);
  border-radius: var(--melf-radius);
  background: var(--melf-surface);
  box-shadow: var(--melf-shadow-soft);
}

.section-card:hover {
  transform: translateY(-2px);
  border-color: rgba(37, 99, 235, 0.38);
}

.section-card-label {
  color: var(--melf-accent);
  font-size: 0.74rem;
  font-weight: 740;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.section-card-summary {
  font-size: 0.93rem;
  line-height: 1.5;
  font-weight: 500;
  color: var(--text-color);
}

body.homepage .layout-list {
  padding: 18px;
  border: 1px solid var(--melf-line);
  border-radius: var(--melf-radius);
  background: var(--melf-surface);
  box-shadow: var(--melf-shadow-soft);
}

.section-intro {
  margin: 0 15px 12px;
}

.section-intro h2 {
  margin: 0 0 4px;
  font-size: 1rem;
}

.section-intro p {
  margin: 0;
  color: var(--melf-muted);
}

.layout-list .post {
  padding: 11px 0;
  color: var(--text-color);
  border-bottom: 1px solid var(--melf-line);
}

.layout-list .post:hover {
  color: var(--melf-accent);
}

.layout-list .post .date {
  color: var(--melf-muted);
  font-size: 0.88rem;
}

body.blog #wrapper,
body.prose-page main,
body.post main,
body.tag-list #wrapper,
body.tag-single #wrapper {
  max-width: 880px;
}

body.blog main,
body.prose-page main,
body.post main,
body.page main {
  padding-top: 22px;
}

body.blog .site-nav,
body.prose-page .site-nav,
body.post .site-nav,
body.page .site-nav {
  width: 100%;
  margin-bottom: 22px;
}

header a {
  color: var(--melf-muted);
}

.section-title {
  margin-top: 8px;
}

.section-title h1,
body.post article h1,
body.page article h1 {
  color: var(--melf-ink);
  font-size: clamp(1.85rem, 4vw, 2.75rem);
  line-height: 1.12;
  letter-spacing: 0;
  font-weight: 740;
}

.section-title p {
  max-width: 72ch;
  color: var(--melf-muted);
  font-size: 1rem;
}

.prose .collection.card {
  margin: 14px 0;
  padding: 16px 18px;
  border: 1px solid var(--melf-line);
  border-radius: var(--melf-radius);
  background: var(--melf-surface);
  box-shadow: var(--melf-shadow-soft);
}

.prose .collection.card .meta {
  align-items: flex-start;
  gap: 12px;
}

.prose .collection.card .meta .title {
  font-weight: 650;
}

.prose .collection.card .meta .date,
.prose .collection.card .subtitle {
  color: var(--melf-muted);
}

.prose pre {
  border-radius: var(--melf-radius);
  border-color: var(--melf-line);
}

.prose img {
  border-radius: var(--melf-radius);
}

footer {
  border-top: 1px solid var(--melf-line);
  margin-top: 42px;
}

button:focus-visible,
a:focus-visible,
#theme-toggle:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.48);
  outline-offset: 2px;
}

@media (max-width: 860px) {
  .site-nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .home-hero {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .hero-copy {
    padding: 8px 0 0;
  }

  .hero-panel {
    display: none;
  }

  .section-grid,
  body.homepage #brief ul {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  body.homepage #wrapper {
    width: min(100vw - 22px, var(--melf-max));
    padding-top: 10px;
  }

  .brand-mark {
    width: 132px;
  }

  .nav-links {
    gap: 4px;
  }

  .nav-links a {
    padding: 8px;
    font-size: 0.86rem;
  }

  body.homepage #brief h1 {
    font-size: clamp(2rem, 11vw, 2.85rem);
  }

  .profile-strip {
    align-items: flex-start;
    flex-direction: column;
  }

  .profile-contact {
    margin-left: 0;
  }

  .section-card {
    min-height: 140px;
  }

  .layout-list .post {
    align-items: flex-start;
    flex-direction: column;
  }

  .layout-list .post .date {
    margin-left: 0;
  }
}