/* DelcoPermits — design tokens
   Concept: a building permit is a blueprint made official. The hero and
   accents borrow from technical drafting (ruled grid, blueprint blue,
   monospace measurements); the directory itself stays quiet and legible,
   since people arrive here to find a phone number fast, not to browse. */

:root {
  --paper: #faf9f6;
  --paper-raised: #ffffff;
  --ink: #1c2333;
  --ink-soft: #4d5566;
  --blueprint: #163a63;
  --blueprint-deep: #0f2843;
  --blueprint-pale: #cbdcea;
  --brass: #8f6d28;
  --brass-soft: #f1e6cd;
  --line: #dbd7c9;
  --line-soft: #eae7dd;
  --focus: #2f6fb0;

  --font-display: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
  --font-body: "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
  --font-data: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;

  --max-width: 880px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--blueprint);
}

a:hover {
  color: var(--brass);
}

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

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--ink);
  line-height: 1.15;
  margin: 0 0 0.5em;
}

p {
  margin: 0 0 1em;
  max-width: 68ch;
}

/* ---------- Header ---------- */

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.5rem 1.25rem 1rem;
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--blueprint);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.brand span {
  color: var(--brass);
}

.brand:hover {
  color: var(--blueprint);
}

.site-header nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.site-header nav .nav-secondary {
  display: flex;
  gap: 1rem;
  padding-left: 1rem;
  border-left: 1px solid var(--line);
}

.site-header nav .nav-secondary a {
  font-size: 0.85rem;
}

.site-header nav a {
  font-weight: 500;
  text-decoration: none;
  color: var(--ink-soft);
  padding-bottom: 0.15rem;
  border-bottom: 2px solid transparent;
}

.site-header nav a:hover {
  color: var(--ink);
}

.site-header nav a.active {
  color: var(--ink);
  border-bottom-color: var(--brass);
}

/* ---------- Hero (home page) ---------- */

.hero {
  position: relative;
  background: var(--blueprint);
  background-image:
    repeating-linear-gradient(0deg, rgba(203,220,234,0.14) 0 1px, transparent 1px 32px),
    repeating-linear-gradient(90deg, rgba(203,220,234,0.14) 0 1px, transparent 1px 32px);
  color: #fff;
  padding: 3.5rem 1.25rem 0;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  position: relative;
}

.hero h1 {
  color: #fff;
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  max-width: 18ch;
}

.hero-sub {
  color: var(--blueprint-pale);
  max-width: 52ch;
  font-size: 1.05rem;
}

.search-panel {
  max-width: var(--max-width);
  margin: 1.75rem auto 0;
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1.1rem 1.25rem;
  position: relative;
  top: 1.75rem;
  box-shadow: 0 10px 30px -18px rgba(15, 40, 67, 0.45);
}

.search-panel input[type="text"] {
  width: 100%;
  font-family: var(--font-body);
  font-size: 1.05rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: var(--paper);
  color: var(--ink);
}

.search-panel input[type="text"]::placeholder {
  color: var(--ink-soft);
}

.type-filters {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.85rem;
  flex-wrap: wrap;
}

.chip {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink-soft);
  cursor: pointer;
}

.chip:hover {
  border-color: var(--brass);
  color: var(--ink);
}

.chip.active {
  background: var(--brass-soft);
  border-color: var(--brass);
  color: var(--brass);
}

/* ---------- Main / directory list ---------- */

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3.25rem 1.25rem 2rem;
}

.results-meta {
  font-family: var(--font-data);
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-bottom: 0.75rem;
}

.directory-list {
  margin: 0;
  padding: 0;
}

.directory-row {
  border-top: 1px solid var(--line-soft);
}

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

.row-summary {
  all: unset;
  box-sizing: border-box;
  display: grid;
  grid-template-columns: 1fr auto auto 1.5rem;
  align-items: center;
  gap: 0.75rem 1rem;
  width: 100%;
  padding: 0.9rem 0.25rem;
  cursor: pointer;
}

.row-summary::-webkit-details-marker {
  display: none;
}

.row-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
}

.row-type {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--brass);
  border: 1px solid var(--brass);
  border-radius: 999px;
  padding: 0.15rem 0.6rem;
  white-space: nowrap;
}

.row-phone {
  font-family: var(--font-data);
  font-size: 0.9rem;
  color: var(--ink-soft);
  white-space: nowrap;
}

.row-toggle {
  font-family: var(--font-data);
  font-size: 1.1rem;
  color: var(--ink-soft);
  text-align: center;
  transition: transform 0.15s ease;
}

details[open] > summary .row-toggle {
  transform: rotate(45deg);
}

.row-detail {
  padding: 0 0.25rem 1.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.row-detail h4 {
  font-family: var(--font-display);
  font-size: 0.8rem;
  text-transform: none;
  letter-spacing: 0.02em;
  color: var(--blueprint);
  margin: 0 0 0.5rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.35rem;
}

.detail-list {
  margin: 0;
  padding: 0;
  font-size: 0.92rem;
}

.detail-list div {
  display: flex;
  gap: 0.5rem;
  padding: 0.2rem 0;
  align-items: baseline;
}

.detail-list dt {
  color: var(--ink-soft);
  min-width: 9.5rem;
  flex-shrink: 0;
}

.detail-list dd {
  margin: 0;
}

.detail-mono {
  font-family: var(--font-data);
}

.row-notes {
  grid-column: 1 / -1;
  font-size: 0.85rem;
  color: var(--ink-soft);
  background: var(--line-soft);
  border-left: 3px solid var(--brass);
  padding: 0.6rem 0.85rem;
  margin: 0;
}

.empty-state {
  font-size: 1rem;
  color: var(--ink-soft);
  padding: 2rem 0;
}

/* ---------- Simple page hero (about / faq / etc.) ---------- */

.page-hero {
  background: var(--blueprint);
  color: #fff;
  padding: 2.5rem 1.25rem;
}

.page-hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.page-hero h1 {
  color: #fff;
  font-size: clamp(1.6rem, 3.5vw, 2.1rem);
}

.page-hero p {
  color: var(--blueprint-pale);
  max-width: 60ch;
}

.prose {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 1.25rem 3rem;
}

.prose h2 {
  font-size: 1.3rem;
  margin-top: 2rem;
}

.prose a {
  color: var(--blueprint);
}

/* ---------- FAQ ---------- */

.content-section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 1.25rem 1rem;
}

.content-section h2 {
  font-size: 1.4rem;
}

.section-intro {
  color: var(--ink-soft);
}

.faq-list {
  margin: 0;
  padding: 0;
}

.faq-item {
  border-top: 1px solid var(--line-soft);
}

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

.faq-question {
  all: unset;
  box-sizing: border-box;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  width: 100%;
  padding: 1rem 0.25rem;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question .row-toggle {
  flex-shrink: 0;
}

.faq-answer {
  padding: 0 0.25rem 1.25rem;
  max-width: 68ch;
  color: var(--ink);
}

.faq-answer p {
  margin: 0;
}

/* ---------- Glossary ---------- */

.glossary-list {
  margin: 0;
  padding: 0;
}

.glossary-item {
  padding: 1rem 0.25rem;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: 5rem;
}

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

.glossary-term {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
  margin: 0 0 0.3rem;
}

.glossary-def {
  margin: 0;
  max-width: 68ch;
  color: var(--ink);
}

.glossary-item:target {
  background: var(--brass-soft);
}

/* A jargon term inside a directory row's detail panel, linking to its
   glossary definition. Underline-on-hover only, so it doesn't read as a
   normal navigation link inside dense reference data. */
.glossary-link {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px dotted var(--ink-soft);
}

.glossary-link:hover {
  color: var(--blueprint);
  border-bottom-color: var(--blueprint);
}


/* ---------- Footer ---------- */

.site-footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
  border-top: 1px solid var(--line);
}

.disclaimer {
  font-size: 0.85rem;
  color: var(--ink-soft);
  max-width: 70ch;
}

.disclaimer a {
  color: var(--ink-soft);
  text-decoration: underline;
}

.footer-nav {
  display: flex;
  gap: 0;
  margin-top: 1rem;
  font-size: 0.85rem;
}

.footer-nav a {
  color: var(--ink-soft);
  text-decoration: none;
  padding: 0 0.85rem;
  border-left: 1px solid var(--line);
}

.footer-nav a:first-child {
  padding-left: 0;
  border-left: none;
}

.footer-nav a:hover {
  color: var(--blueprint);
}

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

@media (max-width: 640px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .search-panel {
    top: 1.25rem;
  }

  .row-summary {
    grid-template-columns: 1fr auto 1.5rem;
  }

  .row-phone {
    display: none;
  }

  .row-detail {
    grid-template-columns: 1fr;
  }

  .detail-list dt {
    min-width: 8rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}