/* =========================================================
   Alex Caves Mod — S09 Playful Gaming Utility (Light)
   Palette: pine green + saffron + mineral mist
   Type: Georgia throughout
   ========================================================= */

:root {
  --pine: #6D1521;        /* logo maroon extrusion (primary) */
  --pine-700: #5C0718;
  --pine-100: #F6D9CF;
  --pine-50: #FDF0EA;
  --saffron: #FF8A30;     /* logo orange (accent) */
  --saffron-100: #FFE1A8;
  --saffron-50: #FFF6E2;
  --steel: #1B3A8C;       /* logo abyssal blue (supporting) */
  --steel-50: #EAEEF8;
  --mist: #FAF6F2;
  --paper: #FFFFFF;
  --ink: #24130F;
  --ink-2: #5A4640;
  --line: #E4D3C8;
  --line-soft: #F0E5DD;
  --ember: #FF4C3D;       /* logo red-orange outline */
  --honey: #FFC766;       /* logo top highlight */
  --logo-magnetic: #900000;
  --logo-primordial: #A6834A;
  --logo-toxic: #019000;
  --logo-abyssal: #051558;
  --logo-forlorn: #6E4B22;
  --logo-candy: #C2185B;

  --font: Georgia, "Times New Roman", Times, serif;
  --step--1: 0.875rem;
  --step-0: 1.0625rem;
  --step-1: 1.25rem;
  --step-2: 1.5625rem;
  --step-3: clamp(1.75rem, 1.3rem + 1.6vw, 2.4rem);
  --step-4: clamp(2.2rem, 1.5rem + 3vw, 3.6rem);

  --wrap: 1180px;
  --wrap-narrow: 760px;
  --gutter: clamp(1.1rem, 4vw, 2.5rem);
  --header-h: 74px;
  --hard-pine: 6px 6px 0 var(--pine);
}

*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + 14px);
}

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  margin: 0;
  background: var(--mist);
  color: var(--ink);
  font-family: var(--font);
  font-size: var(--step-0);
  line-height: 1.7;
  overflow-x: hidden;
}

img, svg { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4 {
  font-family: var(--font);
  line-height: 1.15;
  margin: 0 0 0.6em;
  letter-spacing: -0.012em;
  color: var(--ink);
}
h1 { font-size: var(--step-4); }
h2 { font-size: var(--step-3); }
h3 { font-size: var(--step-1); }
p { margin: 0 0 1.1em; }

a { color: var(--pine); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--pine-700); text-decoration-thickness: 2px; }

:focus-visible {
  outline: 3px solid var(--saffron);
  outline-offset: 3px;
  box-shadow: 0 0 0 6px var(--ink);
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -80px;
  z-index: 200;
  background: var(--saffron);
  color: var(--ink);
  padding: 0.6rem 1rem;
  font-weight: bold;
  border: 2px solid var(--ink);
}
.skip-link:focus { top: 1rem; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap;
}

.wrap { width: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto; }
.wrap-narrow { width: min(100% - 2 * var(--gutter), var(--wrap-narrow)); margin-inline: auto; }

.lede { font-size: var(--step-1); color: var(--ink-2); max-width: 60ch; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font);
  font-weight: bold;
  font-size: 1rem;
  line-height: 1.2;
  padding: 0.85rem 1.35rem;
  border: 2px solid var(--ink);
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}
.btn svg { width: 18px; height: 18px; flex: none; }
.btn-accent { background: linear-gradient(180deg, var(--honey) 0%, var(--saffron) 100%); color: var(--ink); box-shadow: inset 0 -3px 0 var(--ember), 4px 4px 0 var(--pine-700); }
.btn-accent:hover { color: var(--ink); transform: translate(-2px, -2px); box-shadow: inset 0 -3px 0 var(--ember), 6px 6px 0 var(--pine-700); }
.btn-pine { background: var(--pine); color: #fff; box-shadow: 4px 4px 0 var(--saffron); border-color: var(--pine); }
.btn-pine:hover { color: #fff; background: var(--pine-700); transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--saffron); }
.btn-ghost { background: var(--paper); color: var(--ink); }
.btn-ghost:hover { color: var(--ink); background: var(--pine-50); }
.btn-lg { font-size: 1.1rem; padding: 1rem 1.6rem; }
.btn-sm { font-size: 0.92rem; padding: 0.55rem 0.95rem; box-shadow: 3px 3px 0 var(--ink); }

/* ---------- Header ---------- */
#site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 2px solid var(--ink);
  transition: box-shadow 0.2s ease;
}
#site-header:empty { min-height: calc(var(--header-h) + 2px); }
#site-header.is-scrolled { box-shadow: 0 5px 0 0 var(--saffron-100); }

.hdr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-h);
}
.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  padding: 0.25rem 0;
  line-height: 0;
}
.brand img { display: block; width: auto; height: 44px; max-width: 100%; }
.brand:hover img { filter: drop-shadow(0 3px 0 rgba(109, 21, 33, 0.25)); }

.nav { display: flex; align-items: center; gap: 1.2rem; }
.nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 0.1rem; }
.nav li a {
  position: relative;
  display: block;
  padding: 0.5rem 0.6rem;
  color: var(--ink);
  text-decoration: none;
  font-size: 0.97rem;
}
.nav li a::after {
  content: "";
  position: absolute;
  left: 0.5rem; right: 0.5rem; bottom: 0.25rem;
  height: 5px;
  background: var(--saffron);
  transform: skewX(-24deg) scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}
.nav li a:hover::after,
.nav li a.is-active::after,
.nav li a[aria-current="page"]::after { transform: skewX(-24deg) scaleX(1); }
.nav li a.is-active, .nav li a[aria-current="page"] { font-weight: bold; }

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  background: var(--paper);
  border: 2px solid var(--ink);
  padding: 0.5rem 0.75rem;
  font-family: var(--font);
  font-weight: bold;
  font-size: 0.95rem;
  color: var(--ink);
  cursor: pointer;
  box-shadow: 3px 3px 0 var(--pine);
}
.nav-toggle .bars { display: grid; gap: 4px; }
.nav-toggle .bars span { display: block; width: 20px; height: 2px; background: var(--ink); transition: transform 0.2s ease, opacity 0.2s ease; }
.nav-toggle[aria-expanded="true"] .bars span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bars span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .bars span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 1080px) {
  .nav-toggle { display: inline-flex; }
  .nav {
    position: absolute;
    left: 0; right: 0; top: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
    background: var(--paper);
    border-bottom: 2px solid var(--ink);
    padding: 1rem var(--gutter) 1.4rem;
    visibility: hidden;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
  }
  .nav.is-open { visibility: visible; opacity: 1; transform: none; }
  .nav ul { flex-direction: column; }
  .nav li a { padding: 0.75rem 0.4rem; border-bottom: 1px solid var(--line-soft); font-size: 1.05rem; }
  .nav li a::after { left: 0.4rem; right: auto; width: 46px; bottom: 0.4rem; }
  .nav .btn { justify-content: center; }
}
@media (max-width: 400px) {
  .brand img { height: 30px; }
  .nav-toggle .label { display: none; }
}

/* ---------- Section rhythm ---------- */
.section { padding-block: clamp(3.5rem, 8vw, 6.5rem); position: relative; }
.section-head { margin-bottom: clamp(1.8rem, 4vw, 3rem); max-width: 62ch; }
.section-head p { color: var(--ink-2); margin: 0; }
.tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: bold;
  color: var(--pine-700);
  background: var(--pine-100);
  padding: 0.2rem 0.85rem;
  clip-path: polygon(7% 0, 100% 0, 93% 100%, 0 100%);
  margin-bottom: 0.9rem;
}
.tag-saffron { background: var(--saffron-100); color: var(--ink); }
.tag-steel { background: var(--steel-50); color: var(--steel); }

/* ---------- 1. Hero ---------- */
.hero {
  position: relative;
  padding-block: clamp(2.8rem, 6vw, 5rem) clamp(4rem, 8vw, 6.5rem);
  background: linear-gradient(180deg, var(--paper) 0%, var(--mist) 100%);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  right: -8%; top: -30%;
  width: 55%; height: 140%;
  background: var(--pine-50);
  clip-path: polygon(22% 0, 100% 0, 100% 100%, 0 100%);
}
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
}
.hero h1 { font-size: clamp(2.5rem, 1.6rem + 3.6vw, 4.3rem); max-width: 13ch; margin-bottom: 0.45em; }
.hero .lede { margin-bottom: 1.8rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 1rem 1.2rem; align-items: center; }
.hero-note { font-size: var(--step--1); color: var(--ink-2); margin-top: 1.4rem; max-width: 52ch; }
.hero-visual { position: relative; }
.hero-visual > img { width: 100%; filter: drop-shadow(0 26px 30px rgba(109, 21, 33, 0.16)); }
.float-badge {
  position: absolute;
  background: var(--paper);
  border: 2px solid var(--ink);
  box-shadow: 4px 4px 0 var(--pine);
  padding: 0.45rem 0.85rem;
  font-size: 0.9rem;
  line-height: 1.3;
  font-weight: bold;
}
.float-badge small { display: block; font-weight: normal; color: var(--ink-2); font-size: 0.78rem; }
.fb-1 { top: 3%; left: -4%; }
.fb-2 { top: 40%; right: -3%; background: var(--saffron); }
.fb-2 small { color: var(--ink); }
.fb-3 { bottom: 5%; left: 10%; }
@media (prefers-reduced-motion: no-preference) {
  .float-badge { animation: bob 6s ease-in-out infinite; }
  .fb-2 { animation-delay: -2s; }
  .fb-3 { animation-delay: -4s; }
}
@keyframes bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero::before { width: 100%; right: 0; top: 48%; height: 70%; clip-path: polygon(0 12%, 100% 0, 100% 100%, 0 100%); }
  .hero h1 { max-width: 16ch; }
  .fb-1 { left: 0; }
  .fb-2 { right: 0; }
}
@media (max-width: 480px) {
  .float-badge { font-size: 0.8rem; padding: 0.35rem 0.6rem; }
  .fb-3 { display: none; }
}

/* ---------- 2. About: strata infographic ---------- */
.about { background: var(--paper); border-top: 2px solid var(--ink); }
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}
.about-copy p { max-width: 58ch; }
.about-copy figure { margin: 1.8rem 0 0; max-width: 360px; }
.about-copy figcaption { font-size: var(--step--1); color: var(--ink-2); margin-top: 0.5rem; }
.strata { list-style: none; margin: 0; padding: 0; border: 2px solid var(--ink); }
.strata li {
  display: grid;
  grid-template-columns: 7.2rem 1fr;
  gap: 1rem;
  align-items: baseline;
  padding: 1rem 1.2rem;
  border-bottom: 1px dashed rgba(36, 19, 15, 0.3);
  background: var(--layer, var(--pine-50));
}
.strata li:last-child { border-bottom: 0; }
.strata .depth { font-size: 0.82rem; color: var(--ink-2); }
.strata strong { display: block; font-size: 1.08rem; }
.strata .desc { color: var(--ink-2); font-size: 0.97rem; }
.strata li { box-shadow: inset 8px 0 0 var(--bar, var(--pine)); padding-left: 1.7rem; }
.strata li:nth-child(1) { --layer: #FDF1EE; --bar: var(--logo-magnetic); }
.strata li:nth-child(2) { --layer: #FBF5EA; --bar: var(--logo-primordial); }
.strata li:nth-child(3) { --layer: #EFF8EC; --bar: var(--logo-toxic); }
.strata li:nth-child(4) { --layer: #ECEFF8; --bar: var(--logo-abyssal); }
.strata li:nth-child(5) { --layer: #F4EFEA; --bar: var(--logo-forlorn); }
.strata li:nth-child(6) { --layer: #FCEEF3; --bar: var(--logo-candy); }
.strata-cap { font-size: var(--step--1); color: var(--ink-2); margin-top: 0.8rem; }
@media (max-width: 860px) {
  .about-grid { grid-template-columns: 1fr; }
  .strata li { grid-template-columns: 1fr; gap: 0.1rem; }
}

/* ---------- 3. Features: zigzag ---------- */
.features { background: var(--mist); }
.zig { display: grid; gap: clamp(1.4rem, 3vw, 2.2rem); }
.zig-item {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 1.6rem;
  align-items: center;
  width: min(100%, 820px);
  background: var(--paper);
  border: 2px solid var(--ink);
  padding: 1.6rem 1.8rem;
}
.zig-item:nth-child(even) { margin-left: auto; grid-template-columns: minmax(0, 1fr) 120px; }
.zig-item:nth-child(even) .zig-icon { order: 2; }
.zig-item:nth-child(3n+1) { box-shadow: var(--hard-pine); }
.zig-item:nth-child(3n+2) { border-radius: 22px 0 22px 0; }
.zig-item:nth-child(3n) { border-radius: 4px; background: var(--saffron-50); }
.zig-item h3 { margin-bottom: 0.35em; font-size: 1.35rem; }
.zig-item p { margin: 0; color: var(--ink-2); }
.zig-icon {
  width: 110px; height: 110px;
  display: grid; place-items: center;
  background: var(--pine-50);
}
.zig-icon svg { width: 58px; height: 58px; }
.shape-hex { clip-path: polygon(25% 3%, 75% 3%, 100% 50%, 75% 97%, 25% 97%, 0 50%); }
.shape-diamond { clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%); background: var(--saffron-100) !important; }
.shape-circle { border-radius: 50%; border: 2px solid var(--ink); }
.shape-shard { clip-path: polygon(18% 0, 100% 8%, 82% 100%, 0 90%); background: var(--steel-50) !important; }
@media (max-width: 640px) {
  .zig-item, .zig-item:nth-child(even) { grid-template-columns: 1fr; padding: 1.3rem; gap: 1rem; }
  .zig-item:nth-child(even) .zig-icon { order: 0; }
  .zig-icon { width: 76px; height: 76px; }
  .zig-icon svg { width: 40px; height: 40px; }
}

/* ---------- 4. How it works: quest path ---------- */
.how { background: var(--paper); border-block: 2px solid var(--ink); overflow: hidden; }
.quest { position: relative; list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 1.2rem; }
.quest::before {
  content: "";
  position: absolute;
  left: 3%; right: 6%; top: 44px;
  border-top: 3px dashed var(--pine);
}
.quest li { position: relative; z-index: 1; }
.quest li:nth-child(even) { margin-top: 3.2rem; }
.quest .node {
  width: 72px; height: 72px;
  display: grid; place-items: center;
  background: var(--paper);
  border: 3px solid var(--ink);
  font-size: 1.55rem; font-weight: bold;
  transform: rotate(45deg);
  margin: 8px 0 1.5rem 8px;
  box-shadow: 4px 4px 0 var(--saffron);
}
.quest .node span { transform: rotate(-45deg); }
.quest li:last-child .node { background: var(--saffron); box-shadow: 4px 4px 0 var(--pine); }
.quest h3 { font-size: 1.12rem; margin-bottom: 0.35em; }
.quest p { font-size: 0.96rem; color: var(--ink-2); margin: 0; }
@media (max-width: 960px) {
  .quest { grid-template-columns: 1fr; gap: 0; }
  .quest::before { left: 40px; right: auto; top: 20px; bottom: 20px; border-top: 0; border-left: 3px dashed var(--pine); }
  .quest li, .quest li:nth-child(even) { margin: 0; display: grid; grid-template-columns: 82px 1fr; gap: 1.1rem; padding-bottom: 1.8rem; }
  .quest .node { margin: 8px 0 0 10px; width: 60px; height: 60px; font-size: 1.3rem; }
}

/* ---------- Use cases: mosaic ---------- */
.uses { background: var(--mist); }
.mosaic {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: minmax(150px, auto);
  gap: 1rem;
}
.tile { padding: 1.5rem; border: 2px solid var(--ink); background: var(--paper); position: relative; }
.tile h3 { font-size: 1.2rem; margin-bottom: 0.4em; }
.tile p { margin: 0; color: var(--ink-2); font-size: 0.98rem; }
.tile-a { grid-column: span 4; grid-row: span 2; background: var(--pine); color: #fff; border-color: var(--pine); display: flex; flex-direction: column; justify-content: flex-end; min-height: 300px; }
.tile-a h3 { color: #fff; font-size: 1.7rem; max-width: 18ch; }
.tile-a p { color: #FBE7DC; font-size: 1.08rem; max-width: 50ch; }
.tile-a::after {
  content: ""; position: absolute; right: 1.4rem; top: 1.4rem;
  width: 84px; height: 84px; background: var(--saffron);
  clip-path: polygon(50% 0, 100% 40%, 80% 100%, 20% 100%, 0 40%);
}
.tile-b { grid-column: span 2; border-radius: 0 28px 0 0; }
.tile-c { grid-column: span 2; background: var(--saffron-50); }
.tile-d { grid-column: span 3; border-style: dashed; }
.tile-e { grid-column: span 3; background: var(--steel-50); border-radius: 0 0 28px 0; }
@media (max-width: 860px) {
  .mosaic { grid-template-columns: 1fr 1fr; }
  .tile-a { grid-column: span 2; grid-row: auto; min-height: 260px; }
  .tile-b, .tile-c, .tile-d, .tile-e { grid-column: span 2; }
}
@media (min-width: 560px) and (max-width: 860px) {
  .tile-b, .tile-c { grid-column: span 1; }
}

/* ---------- Compatibility matrix ---------- */
.compat { background: var(--paper); border-top: 2px solid var(--ink); }
.compat-layout { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 2fr); gap: clamp(1.6rem, 4vw, 3rem); align-items: start; }
.compat-layout .section-head { margin-bottom: 0; position: sticky; top: calc(var(--header-h) + 24px); }
.table-scroll { overflow-x: auto; border: 2px solid var(--ink); background: var(--paper); }
.matrix { width: 100%; border-collapse: collapse; min-width: 560px; }
.matrix caption { text-align: left; padding: 0.9rem 1.1rem; font-size: 0.92rem; color: var(--ink-2); border-bottom: 2px solid var(--ink); background: var(--mist); }
.matrix th, .matrix td { text-align: left; padding: 0.95rem 1.1rem; border-bottom: 1px solid var(--line-soft); vertical-align: top; font-size: 0.98rem; }
.matrix thead th { background: var(--pine-50); font-size: 0.9rem; border-bottom: 2px solid var(--ink); }
.matrix tbody th { font-weight: bold; width: 30%; }
.matrix tbody tr:last-child th, .matrix tbody tr:last-child td { border-bottom: 0; }
.status { display: inline-block; font-weight: bold; font-size: 0.82rem; padding: 0.15rem 0.6rem; border: 1.5px solid var(--ink); white-space: nowrap; }
.status-yes { background: var(--pine); color: #fff; border-color: var(--pine); }
.status-partial { background: var(--saffron-100); }
.status-no { background: var(--paper); color: var(--ink); border-style: dashed; }
@media (max-width: 860px) {
  .compat-layout { grid-template-columns: 1fr; }
  .compat-layout .section-head { position: static; }
}

/* ---------- Guides preview ---------- */
.guides-prev { background: var(--mist); }
.head-row { display: flex; justify-content: space-between; align-items: end; gap: 1rem 2rem; flex-wrap: wrap; margin-bottom: 2rem; }
.head-row .section-head { margin: 0; }
.gp-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 1.2rem; }
.gp-card { display: flex; flex-direction: column; background: var(--paper); border: 2px solid var(--ink); text-decoration: none; color: var(--ink); transition: transform 0.18s ease, box-shadow 0.18s ease; }
.gp-card:hover { color: var(--ink); transform: translate(-3px, -3px); box-shadow: var(--hard-pine); }
.gp-card img { width: 100%; object-fit: cover; border-bottom: 2px solid var(--ink); background: var(--pine-50); aspect-ratio: 16 / 9; }
.gp-body { padding: 1.1rem 1.3rem 1.3rem; }
.gp-card h3 { font-size: 1.15rem; margin: 0.2rem 0 0.35rem; }
.gp-card p { margin: 0; color: var(--ink-2); font-size: 0.95rem; }
.gp-card.big { grid-row: span 2; }
.gp-card.big img { aspect-ratio: 16 / 10; }
.gp-card.big h3 { font-size: 1.5rem; }
.gp-card.side { display: grid; grid-template-columns: 40% 1fr; }
.gp-card.side img { height: 100%; aspect-ratio: auto; border-bottom: 0; border-right: 2px solid var(--ink); }
@media (max-width: 760px) {
  .gp-grid { grid-template-columns: 1fr; }
  .gp-card.big { grid-row: auto; }
  .gp-card.side { grid-template-columns: 1fr; }
  .gp-card.side img { border-right: 0; border-bottom: 2px solid var(--ink); aspect-ratio: 16 / 9; }
}

/* ---------- Pros & cons ---------- */
.proscons { background: var(--paper); border-top: 2px solid var(--ink); }
.pc-wrap { display: grid; grid-template-columns: 1fr auto 1fr; gap: clamp(1.4rem, 4vw, 3.5rem); }
.pc-divider { width: 3px; background: repeating-linear-gradient(180deg, var(--ink) 0 10px, transparent 10px 18px); }
.pc-col h3 { font-size: var(--step-2); display: flex; align-items: center; gap: 0.6rem; }
.pc-col h3 .mark { width: 34px; height: 34px; display: grid; place-items: center; font-size: 1.2rem; border: 2px solid var(--ink); }
.pc-pros h3 .mark { background: var(--pine); color: #fff; border-color: var(--pine); }
.pc-cons h3 .mark { background: var(--saffron); }
.pc-col ul { list-style: none; margin: 0; padding: 0; }
.pc-col li { padding: 0.85rem 0; border-bottom: 1px solid var(--line-soft); font-size: 1.05rem; }
.pc-col li:last-child { border-bottom: 0; }
.pc-col li strong { display: block; }
.pc-col li span { color: var(--ink-2); font-size: 0.96rem; }
@media (max-width: 760px) {
  .pc-wrap { grid-template-columns: 1fr; }
  .pc-divider { width: 100%; height: 3px; background: repeating-linear-gradient(90deg, var(--ink) 0 10px, transparent 10px 18px); }
}

/* ---------- Installation checklist ---------- */
.install { background: var(--mist); }
.install-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr); gap: clamp(1.8rem, 5vw, 4rem); align-items: start; }
.checklist { list-style: none; margin: 0; padding: 0; counter-reset: c; }
.checklist li {
  counter-increment: c;
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 1rem;
  padding: 1.1rem 0;
  border-bottom: 2px solid var(--line-soft);
}
.checklist li::before {
  content: counter(c);
  width: 40px; height: 40px;
  display: grid; place-items: center;
  font-weight: bold;
  background: var(--paper);
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 var(--pine);
}
.checklist h3 { font-size: 1.1rem; margin-bottom: 0.25em; }
.checklist p { margin: 0; color: var(--ink-2); font-size: 0.98rem; }
code { font-family: Consolas, "Courier New", monospace; font-size: 0.9em; background: var(--pine-50); padding: 0.05em 0.35em; border: 1px solid var(--line); }
.install-aside { background: var(--paper); border: 2px dashed var(--pine); padding: 1.4rem; margin-top: 1.4rem; }
.install-aside h3 { font-size: 1.05rem; }
.install-aside p { margin: 0; font-size: 0.96rem; color: var(--ink-2); }
@media (max-width: 860px) { .install-grid { grid-template-columns: 1fr; } }

/* ---------- Download band ---------- */
.download {
  background: var(--pine-50);
  clip-path: polygon(0 2.5vw, 100% 0, 100% calc(100% - 2.5vw), 0 100%);
  padding-block: clamp(5rem, 10vw, 8rem);
}
.dl-grid { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.dl-panel { background: var(--paper); border: 3px solid var(--ink); box-shadow: 10px 10px 0 var(--pine); padding: clamp(1.6rem, 4vw, 2.6rem); }
.dl-panel h2 { margin-bottom: 0.35em; }
.dl-facts { display: flex; flex-wrap: wrap; gap: 0.5rem; list-style: none; padding: 0; margin: 1.2rem 0 1.6rem; }
.dl-facts li { font-size: 0.88rem; font-weight: bold; padding: 0.3rem 0.75rem; background: var(--mist); border: 1.5px solid var(--ink); }
.dl-note { margin-top: 1.6rem; font-size: 0.93rem; color: var(--ink-2); border-left: 4px solid var(--saffron); padding-left: 0.9rem; }
.dl-note p:last-child { margin-bottom: 0; }
.dl-visual img { width: 100%; max-width: 440px; margin-inline: auto; }
@media (max-width: 860px) { .dl-grid { grid-template-columns: 1fr; } .dl-visual { order: -1; } .dl-visual img { max-width: 240px; } }

/* ---------- Release info ---------- */
.release { background: var(--mist); }
.meta-block { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 3px solid var(--ink); border-left: 2px solid var(--ink); margin: 0; }
.meta-block div { padding: 1.2rem 1.2rem 1.4rem; border-right: 2px solid var(--ink); border-bottom: 2px solid var(--ink); background: var(--paper); }
.meta-block div.wide { grid-column: span 2; background: var(--saffron-50); }
.meta-block dt { font-size: 0.85rem; color: var(--ink-2); margin-bottom: 0.3rem; }
.meta-block dd { margin: 0; font-weight: bold; font-size: 1.05rem; line-height: 1.4; }
.meta-block dd span { display: block; font-weight: normal; font-size: 0.9rem; color: var(--ink-2); margin-top: 0.2rem; }
.release-foot { font-size: var(--step--1); color: var(--ink-2); margin-top: 1rem; max-width: 70ch; }
@media (max-width: 960px) { .meta-block { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .meta-block { grid-template-columns: 1fr; } .meta-block div.wide { grid-column: auto; } }

/* ---------- Troubleshooting rows ---------- */
.trouble { background: var(--paper); border-top: 2px solid var(--ink); }
.ts-rows { border-top: 2px solid var(--ink); }
.ts-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr); gap: 1.5rem 2.5rem; padding: 1.4rem 0; border-bottom: 1px solid var(--line); }
.ts-row h3 { font-size: 1.1rem; margin: 0; display: flex; gap: 0.7rem; align-items: baseline; }
.ts-row h3::before { content: "!"; flex: none; width: 26px; height: 26px; display: grid; place-items: center; font-size: 0.9rem; background: var(--saffron); border: 2px solid var(--ink); transform: translateY(4px); }
.ts-row p { margin: 0; color: var(--ink-2); }
@media (max-width: 760px) { .ts-row { grid-template-columns: 1fr; gap: 0.5rem; } }

/* ---------- Safety editorial ---------- */
.safety { background: var(--mist); }
.safety-inner { display: grid; grid-template-columns: 120px minmax(0, 1fr); gap: clamp(1.4rem, 4vw, 3rem); align-items: start; }
.safety-inner > svg { width: 110px; height: 110px; }
.safety h2 { max-width: 22ch; }
.safety .cols { columns: 2 22rem; column-gap: 2.8rem; }
.safety .cols p { break-inside: avoid; }
@media (max-width: 640px) { .safety-inner { grid-template-columns: 1fr; } .safety-inner > svg { width: 72px; height: 72px; } }

/* ---------- FAQ ---------- */
.faq { background: var(--paper); border-top: 2px solid var(--ink); }
.faq-groups { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem, 4vw, 2.6rem); align-items: start; }
.faq-banner { display: flex; align-items: center; gap: 0.9rem; padding: 1rem 1.3rem; margin-bottom: 1rem; border: 2px solid var(--ink); }
.faq-banner svg { width: 38px; height: 38px; flex: none; }
.faq-banner h3 { margin: 0; font-size: 1.25rem; }
.faq-banner p { margin: 0; font-size: 0.9rem; }
.faq-g1 .faq-banner { background: var(--saffron); clip-path: polygon(0 0, 100% 0, 97% 100%, 0 100%); }
.faq-g2 .faq-banner { background: var(--pine); border-color: var(--pine); clip-path: polygon(3% 0, 100% 0, 100% 100%, 0 100%); }
.faq-g2 .faq-banner h3, .faq-g2 .faq-banner p { color: #fff; }
.faq-item { border: 2px solid var(--ink); background: var(--paper); margin-bottom: 0.7rem; transition: box-shadow 0.2s ease, transform 0.2s ease; }
.faq-item.is-open { box-shadow: 5px 5px 0 var(--saffron); transform: translate(-2px, -2px); }
.faq-g2 .faq-item.is-open { box-shadow: 5px 5px 0 var(--pine); }
.faq-item h4 { margin: 0; font-size: 1rem; }
.faq-q {
  width: 100%;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  text-align: left;
  font-family: var(--font); font-weight: bold; font-size: 1.02rem; line-height: 1.4;
  color: var(--ink);
  background: none; border: 0;
  padding: 1rem 1.1rem;
  cursor: pointer;
}
.faq-q:hover { background: var(--mist); }
.faq-q .pm { flex: none; width: 26px; height: 26px; position: relative; border: 2px solid var(--ink); }
.faq-q .pm::before, .faq-q .pm::after { content: ""; position: absolute; left: 50%; top: 50%; width: 12px; height: 2px; background: var(--ink); transform: translate(-50%, -50%); transition: transform 0.2s ease; }
.faq-q .pm::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-q[aria-expanded="true"] .pm { background: var(--saffron); }
.faq-q[aria-expanded="true"] .pm::after { transform: translate(-50%, -50%) rotate(0deg); }
.faq-a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.25s ease; }
.faq-a > div { overflow: hidden; }
.faq-a.is-open { grid-template-rows: 1fr; }
.faq-a p { margin: 0; padding: 0 1.1rem 1.1rem; color: var(--ink-2); font-size: 0.98rem; }
.no-js .faq-a { grid-template-rows: 1fr; }
@media (max-width: 860px) { .faq-groups { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
#site-footer { background: var(--paper); border-top: 3px solid var(--ink); position: relative; overflow: hidden; }
#site-footer::before, #site-footer::after { content: ""; position: absolute; pointer-events: none; }
#site-footer::before { width: 150px; height: 150px; right: -40px; top: -80px; background: var(--saffron-50); clip-path: polygon(50% 0, 100% 38%, 82% 100%, 18% 100%, 0 38%); }
#site-footer::after { width: 90px; height: 90px; left: 38%; bottom: -40px; background: var(--pine-50); transform: rotate(45deg); }
.ftr { position: relative; z-index: 1; display: grid; grid-template-columns: 1.4fr 1fr 1.2fr 1fr; gap: 2rem; padding-block: 3.2rem 2rem; }
.ftr h2 { font-size: 1rem; margin-bottom: 0.9rem; }
.ftr ul { list-style: none; margin: 0; padding: 0; }
.ftr li { margin-bottom: 0.45rem; line-height: 1.4; }
.ftr a { color: var(--ink); text-decoration: none; font-size: 0.97rem; }
.ftr a:hover { color: var(--pine); text-decoration: underline; }
.ftr-brand p { color: var(--ink-2); font-size: 0.95rem; max-width: 38ch; }
.ftr-brand .brand { margin-bottom: 0.9rem; display: block; }
.ftr-brand .brand img { width: 100%; max-width: 280px; height: auto; }
.ftr-email { font-size: 0.93rem; color: var(--ink-2); }
.ftr-email span { color: var(--ink); font-weight: bold; }
.ftr-bottom { position: relative; z-index: 1; border-top: 2px solid var(--ink); padding-block: 1.1rem; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.6rem 1.5rem; font-size: 0.9rem; color: var(--ink-2); }
.ftr-bottom a { color: var(--ink); text-decoration: none; font-weight: bold; }
.ftr-bottom a:hover { text-decoration: underline; }
@media (max-width: 900px) { .ftr { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px) { .ftr { grid-template-columns: 1fr; } }

.to-top {
  position: fixed; right: 1.2rem; bottom: 1.2rem; z-index: 90;
  width: 48px; height: 48px;
  display: grid; place-items: center;
  background: var(--saffron); color: var(--ink);
  border: 2px solid var(--ink); box-shadow: 3px 3px 0 var(--ink);
  cursor: pointer;
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
}
.to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.to-top svg { width: 20px; height: 20px; }

/* ---------- Reveal ---------- */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.js .reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
  .js .reveal { opacity: 1; transform: none; }
}

/* ---------- Inner page hero ---------- */
.page-hero { background: var(--paper); border-bottom: 2px solid var(--ink); padding-block: clamp(2.4rem, 6vw, 4.2rem); position: relative; overflow: hidden; }
.page-hero::after { content: ""; position: absolute; right: -40px; bottom: -40px; width: 200px; height: 200px; background: var(--pine-50); clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%); }
.page-hero .wrap { position: relative; z-index: 1; }
.page-hero h1 { max-width: 22ch; }
.page-hero .lede { margin: 0; }
.crumbs { font-size: 0.9rem; margin-bottom: 1rem; }
.crumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.crumbs li + li::before { content: "/"; margin-right: 0.4rem; color: var(--ink-2); }
.crumbs a { color: var(--ink-2); }
.crumbs [aria-current] { color: var(--ink); font-weight: bold; }

/* ---------- Prose ---------- */
.prose { font-size: 1.08rem; line-height: 1.75; }
.prose h2 { font-size: clamp(1.5rem, 1.2rem + 1vw, 1.95rem); margin-top: 2.1em; scroll-margin-top: calc(var(--header-h) + 16px); }
.prose h3 { font-size: 1.25rem; margin-top: 1.7em; }
.prose p, .prose li { max-width: 68ch; }
.prose ul, .prose ol { padding-left: 1.3rem; margin: 0 0 1.2em; }
.prose li { margin-bottom: 0.45em; }
.prose li::marker { color: var(--pine); font-weight: bold; }
.callout { margin: 1.6em 0; padding: 1.1rem 1.3rem; background: var(--saffron-50); border: 2px solid var(--ink); border-left-width: 8px; }
.callout p:last-child { margin-bottom: 0; }
.prose table { width: 100%; border-collapse: collapse; font-size: 0.97rem; }
.prose th, .prose td { border: 1.5px solid var(--ink); padding: 0.6rem 0.8rem; text-align: left; vertical-align: top; }
.prose th { background: var(--pine-50); }
.prose .table-scroll { border: 0; margin: 1.2em 0 1.6em; }
.prose .table-scroll table { min-width: 520px; }

/* ---------- Blog listing ---------- */
.blog-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1.3rem; }
.bcard { grid-column: span 2; display: flex; flex-direction: column; background: var(--paper); border: 2px solid var(--ink); text-decoration: none; color: var(--ink); transition: transform 0.18s ease, box-shadow 0.18s ease; }
.bcard:hover { color: var(--ink); transform: translate(-3px, -3px); box-shadow: var(--hard-pine); }
.bcard img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border-bottom: 2px solid var(--ink); background: var(--pine-50); }
.b-body { padding: 1.1rem 1.25rem 1.4rem; display: flex; flex-direction: column; gap: 0.35rem; flex: 1; }
.bcard h2 { font-size: 1.2rem; margin: 0.1rem 0 0.2rem; }
.bcard p { margin: 0; color: var(--ink-2); font-size: 0.96rem; }
.b-go { margin-top: auto; padding-top: 0.6rem; font-weight: bold; color: var(--pine); font-size: 0.93rem; }
.bcard .tag { align-self: flex-start; margin-bottom: 0.2rem; }
.bcard.feat { grid-column: span 4; grid-row: span 2; }
.bcard.feat img { aspect-ratio: auto; flex: 1 1 0; min-height: 300px; height: auto; }
.bcard.feat .b-body { flex: 0 0 auto; padding: 1.4rem 1.6rem 1.7rem; }
.bcard.feat h2 { font-size: 1.75rem; }
.bcard.feat p { font-size: 1.05rem; }
.bcard.wide { grid-column: span 3; }
.bcard.wide img { aspect-ratio: 21 / 9; }
.bcard.tall img { aspect-ratio: 4 / 3; }
.bcard.banner { grid-column: span 6; display: grid; grid-template-columns: 38% 1fr; background: var(--saffron-50); }
.bcard.banner img { height: 100%; aspect-ratio: auto; border-bottom: 0; border-right: 2px solid var(--ink); }
.bcard.banner .b-body { justify-content: center; padding: 1.6rem 2rem; }
.bcard.banner h2 { font-size: 1.5rem; }
@media (max-width: 960px) {
  .blog-grid { grid-template-columns: 1fr 1fr; }
  .bcard, .bcard.wide, .bcard.tall { grid-column: span 1; }
  .bcard.feat, .bcard.banner { grid-column: span 2; grid-row: auto; }
  .bcard.feat img { flex: none; aspect-ratio: 16 / 9; min-height: 0; }
  .bcard.feat .b-body { flex: 1; }
}
@media (max-width: 600px) {
  .blog-grid { grid-template-columns: 1fr; }
  .bcard, .bcard.feat, .bcard.wide, .bcard.tall, .bcard.banner { grid-column: auto; }
  .bcard.wide img { aspect-ratio: 16 / 10; }
  .bcard.banner { grid-template-columns: 1fr; }
  .bcard.banner img { border-right: 0; border-bottom: 2px solid var(--ink); aspect-ratio: 16 / 10; }
}
.topic-strip { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.4rem; }
.topic-strip .tag { margin: 0; }

/* ---------- Article layout ---------- */
.post-hero { background: var(--paper); border-bottom: 2px solid var(--ink); padding-block: clamp(2rem, 5vw, 3.4rem) 0; }
.post-hero h1 { font-size: clamp(2rem, 1.4rem + 2.6vw, 3.2rem); max-width: 24ch; }
.post-meta { font-size: 0.92rem; color: var(--ink-2); display: flex; flex-wrap: wrap; gap: 0.4rem 1.2rem; margin-bottom: 1.8rem; }
.post-figure { margin: 0; border: 2px solid var(--ink); border-bottom: 0; background: var(--pine-50); }
.post-figure img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.post-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: clamp(2rem, 5vw, 4rem); padding-block: clamp(2.2rem, 5vw, 3.6rem); align-items: start; }
.post-intro { font-size: 1.2rem; color: var(--ink); border-left: 6px solid var(--saffron); padding-left: 1.1rem; }
.sidebar { position: sticky; top: calc(var(--header-h) + 20px); display: grid; gap: 1.2rem; }
.side-box { background: var(--paper); border: 2px solid var(--ink); padding: 1.1rem 1.2rem 1.2rem; }
.side-box h2 { font-size: 1.05rem; margin-bottom: 0.7rem; }
.side-box ol, .side-box ul { margin: 0; padding-left: 1.1rem; font-size: 0.95rem; }
.side-box li { margin-bottom: 0.45rem; line-height: 1.4; }
.side-box a { text-decoration: none; color: var(--ink); }
.side-box a:hover { color: var(--pine); text-decoration: underline; }
.side-quest ol { list-style: none; padding: 0; counter-reset: s; }
.side-quest li { counter-increment: s; display: grid; grid-template-columns: 26px 1fr; gap: 0.55rem; }
.side-quest li::before { content: counter(s); width: 24px; height: 24px; display: grid; place-items: center; font-size: 0.78rem; font-weight: bold; border: 1.5px solid var(--ink); background: var(--pine-50); }
.side-facts dl { margin: 0; font-size: 0.93rem; }
.side-facts dt { color: var(--ink-2); font-size: 0.82rem; }
.side-facts dd { margin: 0 0 0.6rem; font-weight: bold; }
.side-dl { background: var(--saffron-50); box-shadow: 5px 5px 0 var(--pine); }
.side-dl p { font-size: 0.93rem; color: var(--ink-2); }
.related { border-top: 2px solid var(--ink); padding-block: 2.6rem 3.6rem; background: var(--mist); }
.related h2 { font-size: 1.5rem; }
.related-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.1rem; list-style: none; margin: 0; padding: 0; }
.related-list a { display: grid; grid-template-columns: 96px 1fr; gap: 0.9rem; align-items: center; background: var(--paper); border: 2px solid var(--ink); padding: 0.6rem; text-decoration: none; color: var(--ink); font-weight: bold; font-size: 0.98rem; line-height: 1.35; height: 100%; }
.related-list a:hover { box-shadow: 4px 4px 0 var(--saffron); color: var(--ink); }
.related-list img { width: 96px; height: 60px; object-fit: cover; border: 1.5px solid var(--ink); }
@media (max-width: 960px) {
  .post-layout { grid-template-columns: minmax(0, 1fr); }
  .sidebar { position: static; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
  .related-list { grid-template-columns: 1fr; }
}

/* ---------- Supporting pages ---------- */
.page-body { padding-block: clamp(2.4rem, 6vw, 4.5rem); }
.about-split { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.about-split aside { background: var(--paper); border: 2px solid var(--ink); box-shadow: var(--hard-pine); padding: 1.5rem; }
.about-split aside h2 { font-size: 1.2rem; }
.about-split aside ul { padding-left: 1.1rem; margin: 0; }
.about-split aside img { margin-bottom: 1rem; }
.email-block { display: inline-block; font-size: clamp(1.25rem, 1rem + 1.6vw, 2rem); font-weight: bold; background: var(--paper); border: 3px solid var(--ink); box-shadow: 6px 6px 0 var(--saffron); padding: 0.8rem 1.3rem; margin: 0.4rem 0 1.4rem; overflow-wrap: anywhere; }
.reason-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1rem; list-style: none; padding: 0; margin: 1.2rem 0 2rem; }
.reason-list li { border-left: 5px solid var(--pine); background: var(--paper); padding: 0.9rem 1.1rem; max-width: none; }
.reason-list strong { display: block; }
.legal-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.legal-index { position: sticky; top: calc(var(--header-h) + 20px); border: 2px solid var(--ink); background: var(--paper); padding: 1rem 1.1rem; font-size: 0.93rem; }
.legal-index h2 { font-size: 1rem; }
.legal-index ol { margin: 0; padding-left: 1.2rem; }
.legal-index li { margin-bottom: 0.3rem; }
.legal-index a { color: var(--ink); text-decoration: none; }
.legal-index a:hover { color: var(--pine); text-decoration: underline; }
.clauses { counter-reset: cl; }
.clauses section { counter-increment: cl; padding: 1.3rem 0; border-top: 1px solid var(--line); }
.clauses section h2 { font-size: 1.3rem; margin-top: 0; }
.clauses section h2::before { content: counter(cl) ". "; color: var(--pine); }
.disc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.2rem; margin: 1.5rem 0 2rem; }
.disc-grid div { border: 2px solid var(--ink); background: var(--paper); padding: 1.2rem; }
.disc-grid div:nth-child(2) { border-radius: 0 22px 0 0; background: var(--saffron-50); }
.disc-grid h2 { font-size: 1.15rem; }
.disc-grid p { font-size: 0.98rem; margin: 0; }
@media (max-width: 860px) {
  .about-split, .legal-layout { grid-template-columns: 1fr; }
  .legal-index { position: static; }
}

@media print {
  #site-header, #site-footer, .to-top, .sidebar { display: none; }
  body { background: #fff; }
}