/* PoE2 Upgrade Checker website – Wraeclast Iron (see DESIGN.md in the app repo) */
@font-face { font-family: "Cinzel"; src: url("fonts/Cinzel-Variable.woff") format("woff"); font-weight: 400 900; font-display: swap; }
@font-face { font-family: "Alegreya Sans"; src: url("fonts/AlegreyaSans-Regular.woff") format("woff"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Alegreya Sans"; src: url("fonts/AlegreyaSans-Italic.woff") format("woff"); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: "Alegreya Sans"; src: url("fonts/AlegreyaSans-Medium.woff") format("woff"); font-weight: 500 600; font-display: swap; }
@font-face { font-family: "Alegreya Sans"; src: url("fonts/AlegreyaSans-Bold.woff") format("woff"); font-weight: 700 900; font-display: swap; }

:root {
  --void: #050506; --abyss: #0a0c10; --night: #13202e;
  --iron: #2c3038; --iron-hi: #474c55; --bronze: #7a6545; --bronze-text: #9c845b; --gold: #c9a463; --gold-hi: #f1e4c2;
  --stone: #b6b6b6; --bone: #e2e0db; --ash: #858585;
  --blood: #8e1a1a; --blood-hi: #b3241d; --blood-lo: #5c0e0e;
  --up: #6fd16a; --down: #e2483c; --warn: #e0b04e;
  --f-carved: "Cinzel", "Trajan Pro", Georgia, serif;
  --f-text: "Alegreya Sans", "Segoe UI", system-ui, sans-serif;
  --glow: 0 0 6px #000, 0 0 2px #000;
  --frame: inset 0 0 0 1px #000, inset 0 0 0 2px rgba(122, 101, 69, .38);
  --drop: 0 14px 40px rgba(0, 0, 0, .7);
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; font: 400 17px/1.55 var(--f-text); color: var(--stone);
  background:
    radial-gradient(ellipse 90% 60% at 70% -10%, rgba(19, 32, 46, .95), transparent 70%),
    radial-gradient(ellipse 60% 40% at 0% 30%, rgba(19, 32, 46, .45), transparent 70%),
    var(--void);
  background-repeat: no-repeat;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--bronze-text); text-underline-offset: 3px; }
a:hover { color: var(--gold-hi); }
b { color: var(--bone); font-weight: 600; }
kbd {
  font: 700 .85em var(--f-carved); color: var(--gold-hi); padding: 1px 7px; border: 1px solid var(--gold);
  background: rgba(0, 0, 0, .5); box-shadow: inset 0 0 0 1px #000;
}

/* carved type */
h1, h2, h3, .brand span, .num {
  font-family: var(--f-carved); font-weight: 600; letter-spacing: .04em; margin: 0;
  background: linear-gradient(180deg, var(--gold-hi) 0%, #d9bd85 45%, #a9824a 100%); -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 2px 3px #000);
}
h1 { font-size: clamp(32px, 5vw, 54px); line-height: 1.08; }
h1 span { font-size: .62em; display: inline-block; margin-top: 10px; }
h2 { font-size: clamp(24px, 3.2vw, 34px); line-height: 1.15; text-align: center; margin-bottom: 26px; }
h3 { font-size: 18px; margin-bottom: 8px; }

/* layout */
main { max-width: 1160px; margin: 0 auto; padding: 0 16px; }
section { margin: 0 0 96px; }

.top {
  position: sticky; top: 0; z-index: 10; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 12px max(16px, calc((100vw - 1160px) / 2)); background: rgba(5, 5, 6, .86); backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--iron); box-shadow: 0 1px 0 rgba(122, 101, 69, .25);
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand span { font-size: 17px; }
.top nav { display: flex; align-items: center; gap: 22px; }
.top nav a:not(.btn) { font: 600 13px var(--f-carved); letter-spacing: .06em; color: var(--bronze-text); text-decoration: none; }
.top nav a:not(.btn):hover { color: var(--gold-hi); }

/* iron frame with gold corner diamonds */
.frame {
  position: relative; margin: 0;
  background: linear-gradient(180deg, rgba(19, 32, 46, .32), transparent 90px), var(--abyss);
  border: 1px solid var(--iron); box-shadow: var(--frame), var(--drop);
}
.frame::before, .frame::after {
  content: ""; position: absolute; top: -5px; width: 8px; height: 8px; transform: rotate(45deg);
  background: var(--abyss); border: 1px solid var(--gold); box-shadow: 0 0 5px rgba(201, 164, 99, .35); z-index: 1;
}
.frame::before { left: -5px; } .frame::after { right: -5px; }
figure.frame { padding: 6px; }
figcaption { font-size: 14px; color: var(--ash); padding: 8px 4px 2px; }

/* buttons: iron, blood for the one action */
.btn {
  display: inline-block; font: 600 14px/1 var(--f-carved); letter-spacing: .05em; text-decoration: none; color: var(--bone);
  padding: 13px 20px 12px; border: 1px solid var(--iron-hi);
  background: linear-gradient(#1c1f25, #101216); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .06), inset 0 0 0 1px #000;
}
.btn:hover { border-color: var(--gold); color: #fff; }
.btn.small { padding: 8px 13px 7px; font-size: 12.5px; border-color: var(--gold); color: var(--gold-hi); }
.btn.blood {
  color: #ffe9d6; border-color: var(--gold); text-shadow: 0 1px 0 #3a0606;
  background: linear-gradient(var(--blood-hi), var(--blood) 55%, var(--blood-lo));
  box-shadow: inset 0 0 0 1px #2b0505, 0 0 18px rgba(194, 47, 38, .35);
}
.btn.blood:hover { background: linear-gradient(#c52c23, #a01f1b 55%, #6a1010); border-color: var(--gold-hi); }
.btn.big { font-size: 17px; padding: 17px 28px 16px; }

/* hero */
.hero { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; padding-top: 72px; }
.eyebrow { font: 600 13px var(--f-carved); letter-spacing: .18em; text-transform: uppercase; color: var(--bronze-text); margin: 0 0 14px; }
.lead { font-size: 19px; margin: 22px 0 28px; text-shadow: var(--glow); }
.cta { display: flex; flex-wrap: wrap; gap: 12px; }
.fine { font-size: 14px; color: var(--ash); margin-top: 16px; }
.hero-shot { margin: 0; filter: drop-shadow(0 18px 40px rgba(0, 0, 0, .8)); }

/* diamond-cut divider */
.divider { position: relative; height: 1px; margin: 0 auto 80px; max-width: 520px; background: linear-gradient(90deg, transparent, var(--bronze), transparent); }
.divider i { position: absolute; left: 50%; top: -5px; width: 9px; height: 9px; margin-left: -5px; transform: rotate(45deg); background: var(--void); border: 1px solid var(--gold); }

/* steps */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.steps li { padding: 26px 22px 22px; }
.num { display: block; font-size: 30px; margin-bottom: 6px; }
.steps p { margin: 0; }
.v { font: 700 12px var(--f-carved); letter-spacing: .12em; padding: 3px 6px 2px; border: 1px solid currentColor; background: rgba(0, 0, 0, .35); white-space: nowrap; }
.v.up { color: var(--up); } .v.down { color: var(--down); } .v.same { color: var(--stone); }

/* showcase */
.showcase { display: grid; grid-template-columns: .85fr 1.15fr; gap: 48px; align-items: center; }
.showcase h2 { text-align: left; }
.ticks { list-style: none; padding: 0; margin: 18px 0 0; }
.ticks li { position: relative; padding-left: 22px; margin: 8px 0; }
.ticks li::before { content: ""; position: absolute; left: 2px; top: .55em; width: 7px; height: 7px; transform: rotate(45deg); border: 1px solid var(--gold); }

/* features */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grid article { padding: 22px; }
.grid p { margin: 0; font-size: 16px; }

/* gallery */
.gallery { display: grid; grid-template-columns: .8fr 1.2fr; gap: 26px; align-items: start; }
.stack { display: grid; gap: 26px; }

/* fair play */
.fair-box { padding: 32px 30px 26px; border-color: #3a3328; }
.fair-box .cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.fair-box p { margin: 0; font-size: 16px; }

/* last call */
.final { text-align: center; }
.final .fine { max-width: 560px; margin: 18px auto 0; }

footer { border-top: 1px solid var(--iron); padding: 26px 16px 34px; text-align: center; font-size: 13.5px; color: var(--ash); }
footer p { margin: 4px 0; }

@media (max-width: 900px) {
  .hero, .showcase, .gallery { grid-template-columns: 1fr; gap: 32px; }
  .hero { padding-top: 40px; }
  .steps, .grid, .fair-box .cols { grid-template-columns: 1fr; }
  .top nav a:not(.btn) { display: none; }
  .hero-shot { transform: none; }
  section { margin-bottom: 64px; }
}