/* Realm of Aetherion — landing site
   Dark cosmic + gold heraldry. Display: Cinzel · UI: Rajdhani.
   All theming via tokens; motion is compositor-friendly and reduced-motion aware. */

:root {
  /* surfaces */
  --bg:        #080a12;
  --bg-2:      #0c1020;
  --surface:   rgba(18, 22, 38, 0.62);
  --surface-2: rgba(26, 31, 52, 0.55);
  --line:      rgba(216, 178, 74, 0.18);
  --line-soft: rgba(160, 170, 200, 0.12);

  /* ink */
  --ink:    #ece7d6;
  --ink-dim:#b9bdcc;
  --muted:  #828aa3;

  /* gold */
  --gold:      #d8b24a;
  --gold-bright:#f6e6a8;
  --gold-deep: #b8881d;
  --gold-grad: linear-gradient(135deg, #f6e6a8 0%, #d8b24a 42%, #b8881d 100%);
  --gold-glow: 0 0 28px rgba(216, 178, 74, 0.35);

  /* affinities */
  --ember:   #ff6b3d;
  --verdant: #57d07a;
  --frost:   #6cd6ff;
  --storm:   #f2c84b;
  --umbra:   #9b6cff;

  /* type */
  --font-display: "Cinzel", Georgia, "Times New Roman", serif;
  --font-body: "Rajdhani", system-ui, -apple-system, Segoe UI, sans-serif;
  --text-hero: clamp(2.6rem, 1.2rem + 6vw, 6rem);
  --text-h2:   clamp(1.7rem, 1.1rem + 2.2vw, 2.9rem);
  --text-h3:   clamp(1.15rem, 0.95rem + 0.7vw, 1.45rem);
  --text-body: clamp(1rem, 0.96rem + 0.2vw, 1.12rem);

  /* rhythm */
  --container: 1180px;
  --space-section: clamp(4rem, 2.6rem + 5vw, 8.5rem);
  --radius: 14px;
  --radius-lg: 20px;

  /* motion */
  --dur: 320ms;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  background-image:
    radial-gradient(1200px 600px at 50% -8%, rgba(216, 178, 74, 0.10), transparent 60%),
    radial-gradient(900px 500px at 88% 8%, rgba(155, 108, 255, 0.10), transparent 55%),
    radial-gradient(800px 500px at 8% 22%, rgba(108, 214, 255, 0.07), transparent 55%);
  background-attachment: fixed;
  overflow-x: hidden;
  letter-spacing: 0.2px;
}

/* faint starfield */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    radial-gradient(1.4px 1.4px at 18% 32%, rgba(255,255,255,0.45), transparent),
    radial-gradient(1.2px 1.2px at 72% 18%, rgba(255,255,255,0.35), transparent),
    radial-gradient(1.6px 1.6px at 44% 72%, rgba(255,255,255,0.30), transparent),
    radial-gradient(1.1px 1.1px at 88% 64%, rgba(255,255,255,0.28), transparent),
    radial-gradient(1.3px 1.3px at 28% 84%, rgba(255,255,255,0.25), transparent);
  opacity: 0.6;
}

img { max-width: 100%; display: block; }
a { color: var(--gold-bright); text-decoration: none; }
a:hover { color: #fff; }

h1, h2, h3 { font-family: var(--font-display); font-weight: 700; line-height: 1.1; margin: 0; }

/* ---------- layout ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: clamp(1.1rem, 0.6rem + 2vw, 2rem); }
.section { padding-block: var(--space-section); position: relative; }
.section-head { max-width: 760px; margin-bottom: clamp(2rem, 1rem + 3vw, 3.5rem); }
.eyebrow {
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.32em;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--gold);
  margin: 0 0 0.85rem;
}
.section h2 { font-size: var(--text-h2); letter-spacing: 0.5px; }
.section-head p { color: var(--ink-dim); font-size: 1.12rem; margin: 0.9rem 0 0; }

.text-grad {
  background: var(--gold-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- skip link ---------- */
.skip { position: absolute; left: -999px; top: 0; background: var(--gold); color: #0b0b0b; padding: 0.6rem 1rem; border-radius: 0 0 8px 0; z-index: 200; }
.skip:focus { left: 0; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(10px);
  background: rgba(8, 10, 18, 0.55);
  border-bottom: 1px solid transparent;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.site-header.scrolled { background: rgba(8, 10, 18, 0.9); border-bottom-color: var(--line); }
.nav { display: flex; align-items: center; gap: 1.5rem; min-height: 72px; }
.brand { display: flex; align-items: center; gap: 0.7rem; font-family: var(--font-display); font-weight: 700; letter-spacing: 1px; color: var(--ink); }
.brand img { width: 38px; height: 38px; filter: drop-shadow(0 0 8px rgba(216,178,74,0.45)); }
.brand span { font-size: 1.05rem; }
.nav-links { display: flex; align-items: center; gap: 1.6rem; margin-left: auto; }
.nav-links a { color: var(--ink-dim); font-weight: 600; letter-spacing: 0.4px; position: relative; }
.nav-links a:not(.btn)::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -6px; height: 2px;
  background: var(--gold-grad); transition: right var(--dur) var(--ease);
}
.nav-links a:not(.btn):hover { color: var(--ink); }
.nav-links a:not(.btn):hover::after { right: 0; }
.nav-toggle { display: none; background: none; border: 1px solid var(--line); color: var(--ink); width: 44px; height: 40px; border-radius: 10px; cursor: pointer; margin-left: auto; }
.nav-toggle svg { width: 22px; height: 22px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--font-body); font-weight: 700; letter-spacing: 0.5px;
  padding: 0.78rem 1.5rem; border-radius: 999px; cursor: pointer; border: 1px solid transparent;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease), color var(--dur) var(--ease);
  will-change: transform;
}
.btn-primary { background: var(--gold-grad); color: #1a1304; box-shadow: 0 6px 22px rgba(216,178,74,0.28); }
.btn-primary:hover { color: #1a1304; transform: translateY(-2px); box-shadow: 0 10px 30px rgba(216,178,74,0.42); }
.btn-ghost { background: rgba(255,255,255,0.02); border-color: var(--line); color: var(--ink); }
.btn-ghost:hover { color: #fff; border-color: var(--gold); transform: translateY(-2px); box-shadow: var(--gold-glow); }
.btn svg { width: 18px; height: 18px; }

/* ---------- framed panels (gold filigree corner brackets) ---------- */
.framed { position: relative; }
.framed::before, .framed::after {
  content: ""; position: absolute; width: 20px; height: 20px; pointer-events: none; opacity: 0.55;
}
.framed::before { top: 10px; left: 10px; border-top: 2px solid var(--gold); border-left: 2px solid var(--gold); }
.framed::after  { bottom: 10px; right: 10px; border-bottom: 2px solid var(--gold); border-right: 2px solid var(--gold); }

/* ---------- hero ---------- */
.hero { position: relative; padding-block: clamp(3rem, 2rem + 6vw, 7rem) var(--space-section); text-align: center; }
.hero-crest { position: relative; width: clamp(150px, 16vw, 230px); margin: 0 auto clamp(1.4rem, 1rem + 2vw, 2.4rem); }
.hero-crest img { width: 100%; filter: drop-shadow(0 0 30px rgba(216,178,74,0.5)); position: relative; z-index: 2; }
.hero-crest::before {
  content: ""; position: absolute; inset: -34% ; z-index: 1; border-radius: 50%;
  background: conic-gradient(from 0deg, transparent 0 70%, rgba(216,178,74,0.55) 85%, transparent 100%);
  filter: blur(6px); opacity: 0.7; animation: spin 14s linear infinite;
}
.hero h1 { font-size: var(--text-hero); font-weight: 900; letter-spacing: 2px; text-shadow: 0 2px 40px rgba(216,178,74,0.25); }
.hero .tagline { font-size: clamp(1.05rem, 0.9rem + 1vw, 1.5rem); color: var(--ink-dim); margin: 1.1rem auto 0; max-width: 640px; font-weight: 500; }
.hero-cta { display: flex; gap: 0.9rem; justify-content: center; flex-wrap: wrap; margin-top: clamp(1.8rem, 1rem + 2vw, 2.6rem); }
.chips { display: flex; gap: 0.6rem; justify-content: center; flex-wrap: wrap; margin-top: 2.2rem; }
.chip {
  display: inline-flex; align-items: center; gap: 0.45rem;
  font-size: 0.82rem; font-weight: 600; letter-spacing: 0.6px; text-transform: uppercase;
  padding: 0.42rem 0.85rem; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-dim);
  background: rgba(255,255,255,0.02);
}
.chip .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 8px var(--gold); }

/* ---------- generic card ---------- */
.card {
  background: var(--surface); border: 1px solid var(--line-soft); border-radius: var(--radius);
  padding: 1.6rem 1.5rem; transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.card:hover { transform: translateY(-4px); border-color: var(--line); box-shadow: 0 16px 40px rgba(0,0,0,0.45); }
.card h3 { font-size: var(--text-h3); margin-bottom: 0.5rem; color: var(--gold-bright); }
.card p { color: var(--ink-dim); margin: 0; font-size: 1rem; }
.card .ic { font-size: 1.6rem; margin-bottom: 0.7rem; }

.grid { display: grid; gap: 1.1rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

/* ---------- lands ---------- */
.lands { display: grid; gap: 1.1rem; grid-template-columns: repeat(5, 1fr); }
.land {
  position: relative; overflow: hidden; border-radius: var(--radius);
  padding: 1.4rem 1.2rem 1.5rem; border: 1px solid var(--line-soft);
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 14%, var(--surface)) 0%, var(--surface) 60%);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.land:hover { transform: translateY(-5px); border-color: var(--accent); box-shadow: 0 14px 36px color-mix(in srgb, var(--accent) 28%, transparent); }
.land::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--accent); opacity: 0.9; }
.land .glyph { width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; font-size: 1.2rem; margin-bottom: 0.8rem; background: color-mix(in srgb, var(--accent) 22%, transparent); border: 1px solid color-mix(in srgb, var(--accent) 50%, transparent); }
.land h3 { font-size: 1.12rem; color: var(--ink); margin-bottom: 0.3rem; }
.land .aff { font-weight: 700; color: var(--accent); text-transform: uppercase; letter-spacing: 1px; font-size: 0.74rem; }
.land p { color: var(--muted); font-size: 0.92rem; margin: 0.55rem 0 0; }
.a-frost   { --accent: var(--frost); }
.a-storm   { --accent: var(--storm); }
.a-ember   { --accent: var(--ember); }
.a-verdant { --accent: var(--verdant); }
.a-umbra   { --accent: var(--umbra); }

/* ---------- rarity ladder ---------- */
.rarity { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.tier {
  flex: 1 1 110px; border-radius: 12px; padding: 0.9rem 0.8rem; text-align: center;
  border: 1px solid color-mix(in srgb, var(--c) 40%, transparent);
  background: linear-gradient(180deg, color-mix(in srgb, var(--c) 22%, var(--surface)), var(--surface));
}
.tier .name { font-family: var(--font-display); font-weight: 700; color: var(--c); font-size: 0.98rem; }
.tier .mult { display: block; color: var(--ink-dim); font-size: 0.82rem; margin-top: 0.25rem; letter-spacing: 0.5px; }
.r-common    { --c: #8a93a6; }
.r-uncommon  { --c: #57d07a; }
.r-rare      { --c: #4ea8ff; }
.r-epic      { --c: #b06cff; }
.r-legendary { --c: #f2c84b; }
.r-mythic    { --c: #ff5d6c; }
.r-divine    { --c: #fff3c4; }
.r-ethereal  { --c: #6ff0ff; }
.r-celestial { --c: #e9b8ff; }

/* ---------- economy ---------- */
.econ { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.econ .col { padding: 1.5rem; border-radius: var(--radius); border: 1px solid var(--line-soft); background: var(--surface); }
.econ .col h3 { margin-bottom: 0.9rem; font-size: 1.2rem; }
.econ .faucet h3 { color: var(--verdant); }
.econ .sink h3 { color: var(--ember); }
.econ ul { list-style: none; margin: 0; padding: 0; }
.econ li { padding: 0.5rem 0; border-bottom: 1px dashed var(--line-soft); color: var(--ink-dim); display: flex; gap: 0.6rem; align-items: baseline; }
.econ li:last-child { border-bottom: 0; }
.econ li::before { content: "◆"; color: var(--gold); font-size: 0.7rem; }
.note { margin-top: 1.1rem; padding: 1.1rem 1.3rem; border-left: 3px solid var(--gold); background: rgba(216,178,74,0.06); border-radius: 0 10px 10px 0; color: var(--ink-dim); }

/* ---------- roadmap ---------- */
.timeline { position: relative; display: grid; gap: 1.1rem; }
.timeline::before { content: ""; position: absolute; left: 18px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(var(--gold), transparent); opacity: 0.5; }
.phase { position: relative; padding-left: 54px; }
.phase .marker { position: absolute; left: 8px; top: 4px; width: 22px; height: 22px; border-radius: 50%; background: var(--bg-2); border: 2px solid var(--gold); display: grid; place-items: center; }
.phase.done .marker { background: var(--gold-grad); border-color: var(--gold-bright); }
.phase .marker::after { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--gold); }
.phase.done .marker::after { background: #1a1304; }
.phase h3 { font-size: 1.15rem; color: var(--ink); }
.phase .when { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.18em; color: var(--gold); font-weight: 700; }
.phase p { color: var(--ink-dim); margin: 0.35rem 0 0; }
.phase .tag { display: inline-block; margin-top: 0.5rem; font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--verdant); border: 1px solid color-mix(in srgb, var(--verdant) 45%, transparent); border-radius: 999px; padding: 0.15rem 0.6rem; }

/* ---------- CTA band ---------- */
.cta-band { text-align: center; border-radius: var(--radius-lg); padding: clamp(2.4rem, 1.5rem + 4vw, 4.5rem) 1.5rem; border: 1px solid var(--line); background: linear-gradient(180deg, rgba(216,178,74,0.08), var(--surface)); }
.cta-band h2 { font-size: var(--text-h2); }
.cta-band p { color: var(--ink-dim); max-width: 540px; margin: 0.9rem auto 1.8rem; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding-block: 3rem 2rem; margin-top: var(--space-section); }
.foot-grid { display: flex; flex-wrap: wrap; gap: 2rem; justify-content: space-between; align-items: flex-start; }
.foot-brand { display: flex; align-items: center; gap: 0.7rem; font-family: var(--font-display); font-weight: 700; }
.foot-brand img { width: 34px; height: 34px; }
.foot-col h4 { font-family: var(--font-body); text-transform: uppercase; letter-spacing: 0.18em; font-size: 0.78rem; color: var(--gold); margin: 0 0 0.7rem; }
.foot-col a { display: block; color: var(--ink-dim); padding: 0.18rem 0; }
.foot-col a:hover { color: #fff; }
.contract { font-family: ui-monospace, "Cascadia Code", Consolas, monospace; font-size: 0.85rem; color: var(--ink-dim); word-break: break-all; }
.foot-bottom { margin-top: 2.2rem; padding-top: 1.4rem; border-top: 1px solid var(--line-soft); color: var(--muted); font-size: 0.86rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.6rem; }

/* ---------- reveal animation (progressive — only hides when JS is active) ---------- */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.js .reveal.in-view { opacity: 1; transform: none; }

@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .lands { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .nav-links { position: fixed; inset: 72px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0; background: rgba(8,10,18,0.97); border-bottom: 1px solid var(--line); padding: 0.5rem 1.2rem 1.2rem; transform: translateY(-130%); transition: transform var(--dur) var(--ease); margin-left: 0; }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { padding: 0.85rem 0; border-bottom: 1px solid var(--line-soft); }
  .nav-links .btn { margin-top: 0.7rem; justify-content: center; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .econ { grid-template-columns: 1fr; }
}
@media (max-width: 540px) {
  .grid-3, .grid-2, .lands { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
  .js .reveal { opacity: 1 !important; transform: none !important; }
}