/* ==========================================================================
   Cape Solander Lighthouse Society — site stylesheet
   Single-page marketing site. No external requests, no web fonts.
   Layers: tokens / reset / base / layout / components / sections / utilities
   ========================================================================== */

/* --- tokens ------------------------------------------------------------- */
:root {
  --ink:        #0b1c26;   /* deep water */
  --ink-2:      #12303d;   /* slate water */
  --ink-3:      #1d4453;
  --paper:      #f6f2e9;   /* limestone */
  --paper-2:    #fffdf8;
  --rule:       #d8cfbc;
  --amber:      #f0a52b;   /* beacon */
  --amber-soft: #f7c86a;
  --amber-deep: #8a5510;
  --brick:      #a8442e;   /* lantern-house red */
  --sea:        #7fa9b6;
  --focus:      #ffd166;
  --text:       #14262f;
  --text-soft:  #4a616c;

  --display: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", "Cascadia Mono", "DejaVu Sans Mono", Menlo, Consolas, monospace;

  --wrap: 68rem;
  --pad: clamp(1rem, 4vw, 2.5rem);
  --radius: 10px;
  --shadow: 0 1px 2px rgba(11, 28, 38, .08), 0 12px 28px -18px rgba(11, 28, 38, .5);
  --step: clamp(3rem, 7vw, 5.5rem);
}

/* --- reset -------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, h4, p, figure, blockquote, dl, dd, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg, picture { display: block; max-width: 100%; }
img { height: auto; }
table { border-collapse: collapse; width: 100%; }
button, input, select, textarea { font: inherit; color: inherit; }
:target { scroll-margin-top: 5.5rem; }
[hidden] { display: none !important; }

/* --- base --------------------------------------------------------------- */
body {
  font-family: var(--body);
  font-size: clamp(1rem, .96rem + .2vw, 1.075rem);
  line-height: 1.65;
  color: var(--text);
  background: var(--paper);
  overflow-wrap: break-word;
  text-rendering: optimizeLegibility;
}
h1, h2, h3, h4 { font-family: var(--display); line-height: 1.12; font-weight: 600; text-wrap: balance; }
h2 { font-size: clamp(1.6rem, 1.2rem + 2.1vw, 2.6rem); }
h3 { font-size: clamp(1.15rem, 1rem + .8vw, 1.45rem); }
h4 { font-size: 1.05rem; letter-spacing: .01em; }
p + p { margin-top: .85em; }
a { color: var(--amber-deep); text-decoration-thickness: .08em; text-underline-offset: .18em; }
a:hover { color: var(--brick); }
strong { font-weight: 650; }
small { font-size: .85rem; }

/* --- focus visibility (never remove; restyled per surface) -------------- */
:focus { outline: 3px solid var(--focus); outline-offset: 2px; }
:focus:not(:focus-visible) { outline: none; }
:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 3px;
}
a:focus-visible, button:focus-visible, summary:focus-visible, [tabindex]:focus-visible {
  box-shadow: 0 0 0 6px rgba(255, 209, 102, .38);
}
.on-dark :focus-visible, .site-foot :focus-visible, .hero :focus-visible, .cta-band :focus-visible {
  outline-color: #fff3d0;
  box-shadow: 0 0 0 6px rgba(240, 165, 43, .5);
}

/* --- layout ------------------------------------------------------------- */
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--pad); }
.skip-link {
  position: absolute; left: 1rem; top: -4rem; z-index: 100;
  background: var(--amber); color: var(--ink); font-weight: 700;
  padding: .7rem 1.1rem; border-radius: 0 0 var(--radius) var(--radius);
  transition: top .15s ease-out;
}
.skip-link:focus { top: 0; }

/* --- masthead ----------------------------------------------------------- */
.masthead {
  position: sticky; top: 0; z-index: 50;
  background: var(--ink); color: var(--paper);
  border-bottom: 3px solid var(--amber);
}
.masthead__bar {
  display: flex; flex-wrap: wrap; align-items: center; gap: .6rem 1.2rem;
  padding-block: .7rem;
}
.brand { display: flex; align-items: center; gap: .7rem; text-decoration: none; color: var(--paper); }
.brand img { width: 42px; height: 42px; flex: none; }
.brand__text { display: flex; flex-direction: column; line-height: 1.15; }
.brand__name { font-family: var(--display); font-size: 1.12rem; font-weight: 700; letter-spacing: .01em; }
.brand__tag { font-size: .72rem; text-transform: uppercase; letter-spacing: .13em; color: var(--amber-soft); }

.nav { margin-inline-start: auto; }
.nav ul { display: flex; flex-wrap: wrap; gap: .2rem .35rem; }
.nav a {
  display: block; padding: .45rem .6rem; border-radius: 6px;
  color: var(--paper); text-decoration: none; font-size: .92rem; font-weight: 550;
}
.nav a:hover, .nav a:focus { background: var(--ink-3); color: #fff; }
.masthead__phone { font-family: var(--mono); font-size: .82rem; color: var(--sea); }
.masthead__phone a { color: var(--amber-soft); }

/* --- hero --------------------------------------------------------------- */
.hero { position: relative; background: linear-gradient(175deg, #061520 0%, var(--ink) 45%, var(--ink-2) 100%); color: var(--paper); overflow: hidden; }
.hero::after {
  content: ""; position: absolute; inset: auto 0 0 0; height: 5px;
  background: repeating-linear-gradient(90deg, var(--amber) 0 22px, var(--brick) 22px 44px);
  opacity: .8;
}
.hero__grid {
  display: grid; gap: clamp(1.5rem, 4vw, 3rem);
  grid-template-columns: minmax(0, 1fr);
  padding-block: var(--step);
  position: relative; z-index: 1;
}
.hero__eyebrow {
  font-family: var(--mono); font-size: .78rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--amber); margin-bottom: 1rem;
}
.hero h1 {
  font-size: clamp(2rem, 1.3rem + 4.6vw, 3.6rem);
  letter-spacing: -.01em;
}
.hero h1 em { font-style: normal; color: var(--amber); }
.hero__lede { margin-top: 1.1rem; font-size: clamp(1.02rem, .95rem + .5vw, 1.2rem); color: #d9e5ea; max-width: 34rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 1.6rem; }
.hero__art { order: -1; max-width: 420px; margin-inline: auto; width: 100%; }
@media (min-width: 48rem) { .hero__art { order: 0; margin-inline: 0; justify-self: end; } }
@media (min-width: 48rem) { .hero__grid { grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); align-items: center; } }

/* --- buttons ------------------------------------------------------------ */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .8rem 1.3rem; border-radius: 999px; border: 2px solid transparent;
  font-weight: 650; text-decoration: none; line-height: 1.2;
  transition: background-color .15s, color .15s, transform .1s;
}
.btn--primary { background: var(--amber); color: #2a1a03; }
.btn--primary:hover { background: var(--amber-soft); color: #2a1a03; }
.btn--ghost { border-color: var(--sea); color: var(--paper); }
.btn--ghost:hover { background: rgba(127, 169, 182, .18); color: #fff; }
.btn--solid { background: var(--ink); color: #fff; }
.btn--solid:hover { background: var(--ink-3); color: #fff; }
.btn:active { transform: translateY(1px); }

/* --- ticker / facts strip ---------------------------------------------- */
.facts { background: var(--ink-2); color: var(--paper); border-block: 1px solid var(--ink-3); }
.facts ul {
  display: grid; gap: 1rem 1.6rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 11rem), 1fr));
  padding-block: 1.4rem;
}
.facts li { border-left: 3px solid var(--amber); padding-left: .8rem; }
.facts b { display: block; font-family: var(--display); font-size: 1.5rem; color: #fff; line-height: 1.1; }
.facts span { font-size: .84rem; color: var(--sea); }

/* --- section scaffolding ------------------------------------------------ */
.section { padding-block: var(--step); }
.section--tint { background: var(--paper-2); border-block: 1px solid var(--rule); }
.section--dark { background: var(--ink); color: var(--paper); }
.section--dark h2, .section--dark h3 { color: #fff; }
.section--dark a { color: var(--amber-soft); }
.section--dark a:hover { color: #fff; }
.section__head { max-width: 46rem; margin-bottom: clamp(1.6rem, 4vw, 2.6rem); }
.section__head p { color: var(--text-soft); margin-top: .8rem; font-size: 1.03rem; }
.section--dark .section__head p { color: #cbdde4; }
.kicker {
  display: inline-block; font-family: var(--mono); font-size: .74rem; letter-spacing: .16em;
  text-transform: uppercase; color: var(--amber-deep); margin-bottom: .7rem;
}
.section--dark .kicker { color: var(--amber); }

/* --- cards -------------------------------------------------------------- */
.grid { display: grid; gap: clamp(1rem, 2.5vw, 1.6rem); grid-template-columns: minmax(0, 1fr); }
@media (min-width: 40rem) { .grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 52rem) { .grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }

.card {
  background: var(--paper-2); border: 1px solid var(--rule); border-radius: var(--radius);
  padding: clamp(1.1rem, 3vw, 1.6rem); box-shadow: var(--shadow);
  display: flex; flex-direction: column; gap: .6rem;
}
.card--dark { background: var(--ink-2); border-color: var(--ink-3); color: var(--paper); }
.card--dark h3 { color: #fff; }
.card--dark p { color: #c9dae1; }
.card__tag {
  align-self: flex-start; font-family: var(--mono); font-size: .7rem; letter-spacing: .12em;
  text-transform: uppercase; background: rgba(240, 165, 43, .16); color: var(--amber-deep);
  border: 1px solid rgba(240, 165, 43, .5); border-radius: 999px; padding: .2rem .6rem;
}
.card--dark .card__tag { color: var(--amber-soft); }
.card p { color: var(--text-soft); }
.card ul { display: grid; gap: .35rem; }
.card li { padding-left: 1.1rem; position: relative; color: var(--text-soft); }
.card--dark li { color: #c9dae1; }
.card li::before { content: "—"; position: absolute; left: 0; color: var(--amber-deep); }
.card--dark li::before { color: var(--amber); }
.card__foot { margin-top: auto; padding-top: .9rem; border-top: 1px dashed var(--rule); }

/* price block */
.price { font-family: var(--mono); font-size: .9rem; color: var(--text); }
.price b { font-family: var(--display); font-size: 1.35rem; }

/* --- timeline ----------------------------------------------------------- */
.timeline { display: grid; gap: 0; border-left: 3px solid var(--amber); margin-top: 1rem; }
.timeline > li { position: relative; padding: 0 0 1.5rem 1.4rem; }
.timeline > li::before {
  content: ""; position: absolute; left: -9px; top: .55rem; width: 13px; height: 13px;
  border-radius: 50%; background: var(--amber); border: 3px solid var(--paper);
}
.timeline > li:last-child { padding-bottom: 0; }
.timeline b { font-family: var(--mono); color: var(--amber-deep); display: block; font-size: .88rem; letter-spacing: .06em; }
.timeline p { color: var(--text-soft); margin-top: .2rem; }

/* --- table -------------------------------------------------------------- */
.table-wrap {
  overflow-x: auto; border: 1px solid var(--rule); border-radius: var(--radius);
  background: var(--paper-2);
}
table caption { caption-side: top; text-align: left; padding: .8rem 1rem 0; font-weight: 650; }
th, td { padding: .7rem .9rem; text-align: left; border-bottom: 1px solid var(--rule); font-size: .95rem; }
thead th { background: var(--ink-2); color: #fff; font-size: .82rem; letter-spacing: .06em; text-transform: uppercase; }
tbody th { font-weight: 650; }
tbody tr:last-child th, tbody tr:last-child td { border-bottom: 0; }
tbody tr:nth-child(even) { background: rgba(11, 28, 38, .035); }
td.num { font-family: var(--mono); }

/* --- definition lists --------------------------------------------------- */
.defs { display: grid; gap: 1rem; margin-top: 1.2rem; }
@media (min-width: 40rem) { .defs { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.2rem 2rem; } }
.defs dt { font-weight: 650; }
.defs dd { color: var(--text-soft); }

/* --- callout ------------------------------------------------------------ */
.callout {
  border-left: 5px solid var(--amber); background: var(--paper-2);
  padding: 1rem 1.2rem; border-radius: 0 var(--radius) var(--radius) 0;
  box-shadow: var(--shadow);
}
.callout--dark { background: var(--ink-2); color: #d5e4ea; border-left-color: var(--amber); }
.callout p { color: inherit; }
.callout h3 { margin-bottom: .35rem; }

/* --- CTA band ----------------------------------------------------------- */
.cta-band {
  background: linear-gradient(120deg, var(--amber) 0%, #e08b16 100%);
  color: #2a1a03; border-radius: var(--radius); padding: clamp(1.4rem, 4vw, 2.4rem);
  display: grid; gap: 1rem;
}
@media (min-width: 48rem) { .cta-band { grid-template-columns: minmax(0, 1.4fr) auto; align-items: center; } }
.cta-band h2 { color: #2a1a03; font-size: clamp(1.4rem, 1.1rem + 1.4vw, 2rem); }
.cta-band p { color: #4a3208; }
.cta-band .btn--solid { background: var(--ink); }
.cta-band a:not(.btn) { color: #3b2506; }

/* --- contact list ------------------------------------------------------- */
.contact-list { display: grid; gap: .6rem; margin-top: 1rem; }
.contact-list li { display: flex; flex-wrap: wrap; gap: .2rem .7rem; align-items: baseline; }
.contact-list .label {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--sea); min-width: 6.5rem;
}
.contact-list a, .contact-list span { overflow-wrap: anywhere; }

/* --- footer ------------------------------------------------------------- */
.site-foot { background: var(--ink); color: #c3d5dc; padding-block: clamp(2rem, 5vw, 3rem); border-top: 3px solid var(--amber); }
.site-foot h2 { color: #fff; font-size: 1.15rem; }
.foot-grid { display: grid; gap: 1.8rem; }
@media (min-width: 48rem) { .foot-grid { grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr) minmax(0, 1fr); } }
.site-foot a { color: var(--amber-soft); }
.site-foot a:hover { color: #fff; }
.site-foot ul { display: grid; gap: .35rem; }
.site-foot p { font-size: .92rem; }
.site-foot .ack {
  margin-top: 1.6rem; padding-top: 1.2rem; border-top: 1px solid var(--ink-3);
  font-size: .88rem; color: #9fb8c2; max-width: 52rem;
}
.colophon { margin-top: 1.2rem; display: flex; flex-wrap: wrap; gap: .5rem 1.2rem; font-size: .82rem; color: #8fa8b3; }

/* --- utilities ---------------------------------------------------------- */
.lede { font-size: clamp(1.02rem, .96rem + .5vw, 1.15rem); color: var(--text-soft); }
.section--dark .lede, .section--dark p { color: #cbdde4; }
.stack > * + * { margin-top: 1rem; }
.cluster { display: flex; flex-wrap: wrap; gap: .6rem 1.2rem; align-items: center; }
.mono { font-family: var(--mono); font-size: .9rem; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
hr.rule { border: 0; border-top: 1px solid var(--rule); margin-block: 2rem; }

/* --- hero meta line ----------------------------------------------------- */
.hero__meta {
  display: flex; flex-wrap: wrap; gap: .3rem 1rem;
  margin-top: 1.2rem; color: #9fbcc7; font-family: var(--mono); font-size: .82rem;
}
.hero__meta span { white-space: nowrap; }
.hero__meta span + span::before { content: "\00b7"; color: var(--amber); margin-right: .6rem; }

/* --- compact masthead on small screens ---------------------------------- */
@media (max-width: 40rem) {
  .masthead__bar { gap: .3rem .6rem; padding-block: .55rem; }
  .brand img { width: 34px; height: 34px; }
  .brand__name { font-size: 1rem; }
  .brand__tag { display: none; }
  .masthead__phone { margin-inline-start: auto; font-size: .76rem; }
  .masthead__phone-label { display: none; }
  .nav { flex-basis: 100%; margin-inline-start: 0; }
  .nav ul { gap: .1rem .2rem; }
  .nav a { padding: .38rem .5rem; font-size: .875rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

@media print {
  .masthead, .hero__art, .cta-band, .btn { display: none !important; }
  body { background: #fff; color: #000; }
  .section { padding-block: 1rem; break-inside: avoid; }
  a::after { content: " (" attr(href) ")"; font-size: .8em; }
}