/* =========================================================
   richardhammond.net — v2 "editorial minimal"
   Inspired by the restraint of takt.net.au:
   full-bleed imagery, hairline rules, generous whitespace,
   a light serif display paired with a tracked sans.
   ========================================================= */

:root {
  --paper:     #f4f2ee;
  --paper-2:   #eceae4;
  --ink:       #1b1a18;
  --ink-soft:  #56524b;
  --muted:     #908b81;
  --line:      rgba(27,26,24,.14);
  --line-soft: rgba(27,26,24,.08);
  --accent:    #9a6a4f;   /* muted clay, used sparingly */
  --white:     #ffffff;

  --maxw: 1280px;
  --gutter: clamp(20px, 5vw, 64px);

  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans:  "Inter", system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;

  --t-fast: .25s cubic-bezier(.4,0,.2,1);
  --t-slow: 1.2s cubic-bezier(.4,0,.2,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; }
::selection { background: var(--ink); color: var(--paper); }

/* ---------- Typography ---------- */
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 300; letter-spacing: -0.01em; line-height: 1.08; margin: 0 0 .5em; }
.display { font-size: clamp(2.6rem, 7vw, 6rem); font-weight: 300; }
h1 { font-size: clamp(2.2rem, 5.5vw, 4.2rem); }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }
p  { margin: 0 0 1.1rem; color: var(--ink-soft); }
em { font-style: italic; }
.lead { font-size: clamp(1.1rem, 1.8vw, 1.4rem); line-height: 1.5; color: var(--ink); max-width: 30ch; font-family: var(--serif); font-weight: 300; }
.body-lead { font-size: 1.12rem; color: var(--ink-soft); max-width: 64ch; }

/* Eyebrow / label */
.label {
  font-family: var(--sans); text-transform: uppercase; letter-spacing: .2em;
  font-size: .7rem; font-weight: 600; color: var(--muted);
}

a { color: var(--ink); text-decoration: none; }
.link-underline { position: relative; }
.link-underline::after {
  content: ""; position: absolute; left: 0; bottom: -2px; width: 100%; height: 1px;
  background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform var(--t-fast);
}
.link-underline:hover::after { transform: scaleX(1); }

/* ---------- Layout ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter); }
.section { padding: clamp(64px, 10vw, 140px) 0; }
.section--tight { padding: clamp(48px, 6vw, 90px) 0; }
.rule { border: 0; border-top: 1px solid var(--line); margin: 0; }
.center { text-align: center; }
.muted { color: var(--muted); }

/* ---------- Header / nav ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
  border-bottom: 1px solid transparent;
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 76px; max-width: var(--maxw); margin: 0 auto;
  padding-left: var(--gutter); padding-right: var(--gutter);
}
.brand {
  font-family: var(--sans); text-transform: uppercase; letter-spacing: .22em;
  font-size: .82rem; font-weight: 600; color: inherit; white-space: nowrap;
}
.nav-links { display: flex; align-items: center; gap: clamp(14px, 2vw, 34px); list-style: none; margin: 0; padding: 0; }
.nav-links a {
  font-family: var(--sans); text-transform: uppercase; letter-spacing: .15em;
  font-size: .72rem; font-weight: 500; color: inherit; opacity: .82; transition: opacity var(--t-fast);
}
.nav-links a:hover { opacity: 1; }
.nav-links a.active { opacity: 1; border-bottom: 1px solid currentColor; padding-bottom: 2px; }
.nav-links a.lock::after { content: " ·"; }
.nav-toggle {
  display: none; background: none; border: 0; color: inherit; cursor: pointer;
  font-family: var(--sans); text-transform: uppercase; letter-spacing: .15em; font-size: .72rem; font-weight: 600;
}

/* Default (inner pages): solid paper header, dark text */
body:not(.home) .site-header { background: var(--paper); color: var(--ink); border-bottom-color: var(--line); }

/* Home: transparent overlay over the slideshow, white text */
body.home .site-header { background: transparent; color: var(--white); }
body.home .site-header.scrolled { background: var(--paper); color: var(--ink); border-bottom-color: var(--line); }

/* spacer so inner content clears the fixed header */
.header-spacer { height: 76px; }

/* ---------- Buttons / minimal CTAs ---------- */
.cta {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: var(--sans); text-transform: uppercase; letter-spacing: .15em;
  font-size: .72rem; font-weight: 600; color: inherit; padding-bottom: 4px;
  border-bottom: 1px solid currentColor;
}
.cta:hover { gap: 1rem; }
.btn {
  display: inline-flex; align-items: center; gap: .5rem; padding: 13px 26px;
  font-family: var(--sans); text-transform: uppercase; letter-spacing: .14em; font-size: .72rem; font-weight: 600;
  border: 1px solid var(--ink); color: var(--ink); background: transparent; cursor: pointer; transition: all var(--t-fast);
}
.btn:hover { background: var(--ink); color: var(--paper); }
.btn-light { border-color: rgba(255,255,255,.6); color: #fff; }
.btn-light:hover { background: #fff; color: var(--ink); }

/* ---------- Slideshow (home hero) ---------- */
.slideshow { position: relative; height: 100vh; width: 100%; overflow: hidden; background: #0c0c0d; }
.slide {
  position: absolute; inset: 0; opacity: 0; transition: opacity var(--t-slow);
  background-size: cover; background-position: center;
}
.slide.is-active { opacity: 1; }
.slide::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,.34) 0%, rgba(0,0,0,.05) 30%, rgba(0,0,0,.15) 70%, rgba(0,0,0,.5) 100%); }
.slide-zoom { position: absolute; inset: 0; background-size: cover; background-position: center; transform: scale(1.04); transition: transform 7s ease-out; }
.slide.is-active .slide-zoom { transform: scale(1.12); }

.slideshow-caption {
  position: absolute; left: var(--gutter); bottom: clamp(40px, 8vh, 72px); z-index: 5; color: #fff; max-width: 60ch;
}
.slideshow-caption .label { color: rgba(255,255,255,.8); }
.slideshow-caption h2 { color: #fff; margin: .25em 0 0; font-size: clamp(1.6rem, 3.4vw, 2.8rem); }
.slideshow-hero {
  position: absolute; left: var(--gutter); top: 50%; transform: translateY(-50%); z-index: 5; color: #fff;
}
.slideshow-hero .display { color: #fff; max-width: 14ch; }
.slideshow-hero p { color: rgba(255,255,255,.85); font-family: var(--serif); font-weight: 300; font-size: clamp(1.1rem,2vw,1.5rem); max-width: 24ch; }

.slideshow-dots { position: absolute; right: var(--gutter); bottom: clamp(40px, 8vh, 72px); z-index: 6; display: flex; gap: 10px; }
.slideshow-dots button {
  width: 9px; height: 9px; border-radius: 50%; border: 1px solid rgba(255,255,255,.7); background: transparent; cursor: pointer; padding: 0; transition: background var(--t-fast);
}
.slideshow-dots button.active { background: #fff; }
.scroll-cue {
  position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%); z-index: 6; color: rgba(255,255,255,.8);
  font-family: var(--sans); text-transform: uppercase; letter-spacing: .2em; font-size: .62rem; animation: floaty 2.4s ease-in-out infinite;
}
@keyframes floaty { 0%,100%{ transform: translate(-50%,0);} 50%{ transform: translate(-50%,6px);} }

/* ---------- Page header band (inner) ---------- */
.page-head { padding: clamp(60px,9vw,120px) 0 clamp(36px,5vw,56px); border-bottom: 1px solid var(--line); }
.page-head .display, .page-head h1 { margin-bottom: .2em; }
.page-head .body-lead { margin-bottom: 0; }

/* ---------- Editorial grids ---------- */
.grid { display: grid; gap: clamp(20px, 3vw, 48px); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.col-split { display: grid; grid-template-columns: 1fr 2fr; gap: clamp(24px,5vw,80px); align-items: start; }

/* Project / feature card — image-forward, minimal */
.tile-link { display: block; color: inherit; }
.tile-link .frame {
  aspect-ratio: 4/5; overflow: hidden; background: var(--paper-2); position: relative;
}
.tile-link .frame > .img { position:absolute; inset:0; background-size: cover; background-position: center; transform: scale(1); transition: transform var(--t-slow); }
.tile-link:hover .frame > .img { transform: scale(1.05); }
.tile-link .frame.placeholder { display:flex; align-items:center; justify-content:center; color: rgba(255,255,255,.5); font-size:.8rem; letter-spacing:.1em; text-transform:uppercase; }
.tile-meta { display:flex; justify-content: space-between; align-items: baseline; margin-top: 16px; gap: 12px; }
.tile-meta h3 { margin: 0; font-size: 1.25rem; }
.tile-meta .label { white-space: nowrap; }
.tile-link p { margin-top: 6px; font-size: .96rem; }

/* simple text feature card (no image) */
.feature { border-top: 1px solid var(--line); padding-top: 22px; }
.feature .num { font-family: var(--sans); font-size: .72rem; letter-spacing: .15em; color: var(--muted); }
.feature h3 { margin: 14px 0 .3em; }
.feature p { font-size: .98rem; }
.feature .badge { display:inline-block; font-family:var(--sans); text-transform:uppercase; letter-spacing:.12em; font-size:.62rem; color:var(--accent); margin-top: 10px; }

/* ---------- Gallery / image plates ---------- */
.plates { display: grid; grid-template-columns: repeat(12, 1fr); gap: clamp(12px,2vw,24px); }
.plate { overflow: hidden; background: var(--paper-2); position: relative; }
.plate .img { position:absolute; inset:0; background-size: cover; background-position:center; transition: transform var(--t-slow); }
.plate:hover .img { transform: scale(1.04); }
.plate.placeholder { display:flex; align-items:flex-end; padding: 16px; color: rgba(255,255,255,.6); font-size:.72rem; text-transform:uppercase; letter-spacing:.12em; }
.span-7 { grid-column: span 7; } .span-5 { grid-column: span 5; }
.span-6 { grid-column: span 6; } .span-4 { grid-column: span 4; } .span-8 { grid-column: span 8; }
.span-12 { grid-column: span 12; }
.r-4x5 { aspect-ratio: 4/5; } .r-3x2 { aspect-ratio: 3/2; } .r-16x9 { aspect-ratio: 16/9; } .r-1x1{aspect-ratio:1/1;}

/* ---------- Post list ---------- */
.index-list { list-style: none; margin: 0; padding: 0; }
.index-list li { border-top: 1px solid var(--line); }
.index-list li:last-child { border-bottom: 1px solid var(--line); }
.index-list a { display: grid; grid-template-columns: 120px 1fr auto; gap: 24px; align-items: baseline; padding: 28px 0; transition: padding var(--t-fast); }
.index-list a:hover { padding-left: 12px; }
.index-list .date { font-family: var(--sans); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.index-list h3 { margin: 0; font-size: 1.5rem; }
.index-list .cat { font-family: var(--sans); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }

/* ---------- Family tree ---------- */
.tree { display:flex; flex-direction:column; align-items:center; gap: 0; }
.tree-row { display:flex; gap: clamp(10px,2vw,20px); flex-wrap: wrap; justify-content:center; }
.person { text-align:center; padding: 14px 18px; border: 1px solid var(--line); background: var(--white); min-width: 130px; }
.person b { display:block; font-family: var(--serif); font-weight: 400; font-size: 1.02rem; }
.person span { font-family: var(--sans); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.tree-link { width: 1px; height: 30px; background: var(--line); }

/* ---------- Lock screen ---------- */
.lock-wrap { min-height: 100vh; display: grid; place-items: center; padding: 120px 20px 60px; background: var(--paper); }
.lock-card { max-width: 380px; width: 100%; text-align: center; }
.lock-card .label { display:block; margin-bottom: 18px; }
.lock-card h1 { font-size: clamp(1.8rem,4vw,2.6rem); }
.lock-card input {
  width: 100%; padding: 14px 4px; border: 0; border-bottom: 1px solid var(--ink); background: transparent;
  font-family: var(--serif); font-size: 1.2rem; text-align: center; margin: 22px 0 6px; color: var(--ink);
}
.lock-card input:focus { outline: none; border-bottom-color: var(--accent); }
.lock-card input::placeholder { color: var(--muted); }
.lock-error { color: var(--accent); font-size: .8rem; min-height: 1.2em; letter-spacing: .04em; }

/* ---------- Bubble diagram ---------- */
.bubbles { position: relative; min-height: 380px; }
.bubble { position:absolute; border-radius:50%; display:grid; place-items:center; text-align:center; padding:10px;
  font-family: var(--serif); font-weight: 400; font-size: .92rem; border: 1px solid var(--line); background: var(--white); }
.bubble small { display:block; font-family: var(--sans); font-size: .62rem; letter-spacing:.1em; text-transform:uppercase; color: var(--muted); margin-top: 2px; }

/* ---------- Pills ---------- */
.pill { display:inline-block; padding:7px 16px; border:1px solid var(--line); border-radius:999px; font-family:var(--sans); font-size:.72rem; letter-spacing:.1em; text-transform:uppercase; color:var(--ink-soft); margin:4px 4px 0 0; }

/* ---------- Note ---------- */
.note { border-left: 2px solid var(--accent); padding: 4px 0 4px 20px; font-size: .92rem; color: var(--ink-soft); margin: 28px 0 0; }
.note strong { color: var(--ink); font-weight: 600; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: rgba(255,255,255,.72); padding: clamp(56px,8vw,96px) 0 40px; }
.site-footer a { color: rgba(255,255,255,.86); }
.site-footer a:hover { color: #fff; }
.footer-top { display:flex; justify-content: space-between; flex-wrap: wrap; gap: 40px; }
.footer-top .display { color: #fff; font-size: clamp(2rem,5vw,3.4rem); max-width: 16ch; }
.footer-cols { display:flex; gap: clamp(32px,5vw,72px); flex-wrap: wrap; }
.footer-cols h4 { font-family: var(--sans); text-transform: uppercase; letter-spacing:.14em; font-size:.7rem; font-weight:600; color: rgba(255,255,255,.55); margin:0 0 16px; }
.footer-cols ul { list-style:none; margin:0; padding:0; }
.footer-cols li { margin-bottom: 10px; }
.footer-cols a { font-family: var(--sans); font-size: .82rem; letter-spacing: .1em; text-transform: uppercase; }
.copyright { border-top: 1px solid rgba(255,255,255,.14); margin-top: clamp(40px,6vw,64px); padding-top: 24px;
  font-family: var(--sans); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: rgba(255,255,255,.45);
  display:flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .9s ease, transform .9s cubic-bezier(.4,0,.2,1); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: 1fr 1fr; }
  .col-split { grid-template-columns: 1fr; }
  .span-7,.span-5,.span-6,.span-4,.span-8 { grid-column: span 12; }
  .nav-toggle { display: inline-block; }
  .nav-links {
    position: fixed; inset: 76px 0 auto 0; flex-direction: column; align-items: flex-start; gap: 0;
    background: var(--paper); color: var(--ink); padding: 8px var(--gutter) 24px; display: none; border-bottom: 1px solid var(--line);
  }
  .nav-links.open { display: flex; }
  body.home .site-header .nav-links { background: var(--paper); }
  .nav-links a { color: var(--ink); padding: 16px 0; width: 100%; border-bottom: 1px solid var(--line-soft); font-size: .8rem; opacity: 1; }
  .index-list a { grid-template-columns: 1fr; gap: 6px; }
}
@media (max-width: 600px) {
  .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; }
  body { font-size: 16px; }
}