/* =====================================================================
   CODEMBER, shared design system
   Extends the original codeember.com identity:
   JetBrains Mono, #ff5722 ember, near-black void, white + orange text.
   Now the ember field is SITE-WIDE and reacts to the cursor everywhere.
   ===================================================================== */

:root {
  color-scheme: dark;
  --void: #050302;
  --ink: #0a0807;
  --char: #15110d;
  --char-2: #2a2218;
  --char-3: #3d3226;
  --paper: #ffffff;
  --ash: #ffffff;
  --dim: #6b6055;
  --ember: #ff5722;
  --ember-hot: #ff8a4a;
  --ember-deep: #b03212;
  --spark: #ffb547;
  --good: #6dd3a3;
  --bad: #ff7d6e;
  --mono: 'JetBrains Mono', 'Menlo', 'Consolas', 'Courier New', monospace;
  /* translucent panel so the live embers glow through every section */
  --panel: rgba(8, 5, 3, 0.66);
  --panel-solid: rgba(8, 5, 3, 0.9);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
*::selection { background: var(--ember); color: var(--void); }

html {
  scroll-behavior: smooth;
  background: var(--void);
  color: var(--paper);
  overflow-x: hidden;
}
body {
  background: var(--void);
  color: var(--paper);
  font-family: var(--mono);
  font-weight: 400;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  letter-spacing: 0.01em;
  position: relative;
}

/* ---- SITE-WIDE LIVING EMBER FIELD ----------------------------------- */
/* Fixed canvas painted behind all content; follows the cursor anywhere. */
#ember-field {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}
/* subtle forge grid + vignette over the whole viewport */
#ember-veil {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 50% 40%, transparent 30%, rgba(5,3,2,0.85) 95%),
    linear-gradient(rgba(255,87,34,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,87,34,0.035) 1px, transparent 1px);
  background-size: 100% 100%, 80px 80px, 80px 80px;
}
/* grain + scanline, kept faint */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 9990;
  opacity: 0.05;
  background-image: url("data:image/svg+xml;utf8,<svg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  mix-blend-mode: overlay;
}
body::after {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 9989;
  background: repeating-linear-gradient(to bottom,
    transparent 0, transparent 3px,
    rgba(255,255,255,0.01) 3px, rgba(255,255,255,0.01) 4px);
}

/* everything real sits above the field */
.page { position: relative; z-index: 2; }

/* ---- LOADER --------------------------------------------------------- */
.loader {
  position: fixed; inset: 0;
  background: var(--void);
  z-index: 9000;
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.8s cubic-bezier(.7,0,.3,1) 0.2s, visibility 0s linear 1.2s;
  pointer-events: none;
}
.loader.gone { opacity: 0; visibility: hidden; }
.loader-mark {
  font-size: 0.7rem; letter-spacing: 0.6em; color: var(--ember);
  animation: pulse 1.4s ease-in-out infinite; font-weight: 500;
}
@keyframes pulse { 50% { opacity: 0.3; } }
@keyframes fadeInUp { 0% { opacity: 0; transform: translateY(20px); } 100% { opacity: 1; transform: translateY(0); } }

/* ---- NAV ------------------------------------------------------------ */
nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 200;
  padding: 1.2rem 2rem;
  display: flex; justify-content: space-between; align-items: center;
  background: linear-gradient(to bottom, rgba(5,3,2,0.85), transparent);
  backdrop-filter: blur(2px);
}
.mark {
  font-weight: 700; font-size: 0.9rem; color: var(--paper);
  text-decoration: none; letter-spacing: 0.18em;
  display: flex; align-items: center; gap: 0.6rem; text-transform: uppercase;
}
.mark::before { content: "✦"; color: var(--ember); font-size: 0.7rem; animation: pulse 2s ease-in-out infinite; }
.nav-links { display: flex; align-items: center; gap: 0.6rem; }
.nav-link {
  font-size: 0.66rem; font-weight: 500; letter-spacing: 0.2em;
  color: var(--paper); text-decoration: none; padding: 0.7rem 0.9rem;
  text-transform: uppercase; transition: color 0.3s; opacity: 0.85;
}
.nav-link:hover { color: var(--ember); opacity: 1; }
.nav-cta {
  font-size: 0.66rem; font-weight: 600; letter-spacing: 0.2em;
  color: var(--void); background: var(--ember); text-decoration: none;
  border: 1px solid var(--ember); padding: 0.7rem 1.1rem;
  text-transform: uppercase; transition: all 0.35s cubic-bezier(.2,.8,.2,1);
}
.nav-cta:hover { background: var(--paper); border-color: var(--paper); }
.nav-ghost {
  font-size: 0.66rem; font-weight: 600; letter-spacing: 0.2em;
  color: var(--paper); text-decoration: none;
  border: 1px solid var(--char-3); padding: 0.7rem 1.1rem;
  text-transform: uppercase; transition: all 0.35s cubic-bezier(.2,.8,.2,1);
}
.nav-ghost:hover { border-color: var(--ember); color: var(--ember); }
.nav-burger { display: none; background: none; border: none; cursor: pointer; padding: 0.5rem; }
.nav-burger span { display: block; width: 22px; height: 2px; background: var(--paper); margin: 4px 0; transition: 0.3s; }

/* ---- SHARED TEXT ---------------------------------------------------- */
.eyebrow {
  font-size: 0.7rem; font-weight: 500; letter-spacing: 0.4em; color: var(--ember);
  text-transform: uppercase; display: inline-flex; align-items: center; gap: 1rem;
}
.eyebrow::before { content: ""; width: 28px; height: 1px; background: var(--ember); }
.accent { color: var(--ember); }
.glow { color: var(--ember); }
.bracket { color: var(--ember); font-weight: 500; margin: 0 0.4em; }

/* ---- BUTTONS -------------------------------------------------------- */
.btn {
  font-family: var(--mono); font-size: 0.74rem; font-weight: 600;
  letter-spacing: 0.22em; text-transform: uppercase; text-decoration: none;
  padding: 1.1rem 1.9rem; cursor: pointer; display: inline-flex;
  align-items: center; gap: 0.6rem; border: 1px solid var(--ember);
  transition: all 0.35s cubic-bezier(.2,.8,.2,1);
}
.btn-fire { background: var(--ember); color: var(--void); }
.btn-fire:hover { background: var(--paper); border-color: var(--paper); }
.btn-ghost { background: transparent; color: var(--paper); border-color: var(--char-3); }
.btn-ghost:hover { border-color: var(--ember); color: var(--ember); }
.btn .arw { transition: transform 0.35s; }
.btn:hover .arw { transform: translateX(5px); }

/* ---- SECTION SCAFFOLD ----------------------------------------------- */
.section { padding: 7rem 2rem; border-top: 1px solid var(--char-2); }
.wrap { max-width: 1240px; margin: 0 auto; }
.sec-head { text-align: center; margin-bottom: 4rem; }
.sec-title {
  font-size: clamp(2rem, 5.5vw, 4.5rem); font-weight: 700; line-height: 1;
  letter-spacing: -0.02em; margin-top: 1.4rem; text-transform: uppercase;
}
.sec-blurb {
  font-size: 0.85rem; line-height: 1.9; color: var(--ash);
  max-width: 40rem; margin: 1.6rem auto 0; letter-spacing: 0.03em;
}

/* ---- HERO ----------------------------------------------------------- */
.hero {
  min-height: 100vh; display: flex; flex-direction: column;
  align-items: center; justify-content: center; text-align: center;
  padding: 8rem 1.5rem 4rem; position: relative;
}
.hero-pre {
  font-size: 0.7rem; font-weight: 500; letter-spacing: 0.5em; color: var(--ember);
  margin-bottom: 2.5rem; text-transform: uppercase;
  opacity: 0; animation: fadeInUp 1s 0.3s forwards;
}
.hero-pre::before, .hero-pre::after { content: "[ ]"; margin: 0 0.7rem; opacity: 0.6; }
.hero h1 {
  font-size: clamp(2.2rem, 8vw, 7rem); line-height: 0.95; font-weight: 700;
  letter-spacing: -0.02em; text-transform: uppercase; max-width: 16ch;
}
.hero h1 .ln { display: block; overflow: hidden; padding: 0.04em 0; }
.hero h1 .wd { display: inline-block; transform: translateY(110%); animation: wordIn 1.1s cubic-bezier(.2,.8,.2,1) forwards; }
@keyframes wordIn { to { transform: translateY(0); } }
.hero-sub {
  margin-top: 2.4rem; font-size: 0.78rem; letter-spacing: 0.18em; color: var(--ash);
  text-transform: uppercase; opacity: 0; animation: fadeInUp 1.2s 1.5s forwards;
}
.hero-actions {
  margin-top: 3rem; display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center;
  opacity: 0; animation: fadeInUp 1.2s 1.8s forwards;
}
.scroll-cue {
  position: absolute; bottom: 1.6rem; left: 50%; transform: translateX(-50%);
  font-size: 0.6rem; letter-spacing: 0.4em; color: var(--ash); text-transform: uppercase;
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
  opacity: 0; animation: fadeInUp 1s 2.2s forwards;
}
.scroll-cue::after {
  content: ""; width: 1px; height: 34px;
  background: linear-gradient(to bottom, var(--ash), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine { 0%,100% { transform: scaleY(1); transform-origin: top; } 50% { transform: scaleY(0.3); transform-origin: top; } }

/* ---- TICKER --------------------------------------------------------- */
.ticker {
  border-top: 1px solid var(--char-2); border-bottom: 1px solid var(--char-2);
  overflow: hidden; height: 50px; display: flex; align-items: center;
  background: rgba(10,8,7,0.7);
}
.ticker-track {
  display: flex; gap: 3rem; animation: ticker 55s linear infinite; white-space: nowrap;
  font-size: 0.76rem; font-weight: 500; letter-spacing: 0.25em; color: var(--paper);
  padding-left: 100vw; text-transform: uppercase;
}
@keyframes ticker { to { transform: translateX(-100%); } }
.ticker-track .star { color: var(--ember); margin: 0 1.4rem; }

/* ---- CARDS ---------------------------------------------------------- */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--char-2); border: 1px solid var(--char-2); }
.card {
  padding: 2.6rem 2.2rem; background: var(--panel); position: relative;
  transition: background 0.4s; overflow: hidden;
}
.card:hover { background: var(--panel-solid); }
.card::after { content: ""; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background: var(--ember); transition: width 0.5s cubic-bezier(.2,.8,.2,1); }
.card:hover::after { width: 100%; }
.card-num { font-size: 0.66rem; font-weight: 500; color: var(--ember); letter-spacing: 0.4em; margin-bottom: 1.6rem; display: flex; align-items: center; gap: 0.8rem; }
.card-num::after { content: ""; flex: 1; height: 1px; background: var(--char-2); }
.card-name { font-size: clamp(1.2rem, 2vw, 1.5rem); font-weight: 700; line-height: 1.15; margin-bottom: 1rem; text-transform: uppercase; }
.card-desc { font-size: 0.78rem; line-height: 1.85; color: var(--ash); letter-spacing: 0.03em; }

/* ---- OUTRO / FOOTER ------------------------------------------------- */
.outro { padding: 7rem 2rem 3rem; text-align: center; position: relative; overflow: hidden; border-top: 1px solid var(--char-2); }
.outro::before {
  content: ""; position: absolute; top: 26%; left: 50%; transform: translate(-50%,-50%);
  width: 100vw; height: 60vh; background: radial-gradient(ellipse, var(--ember-deep) 0%, transparent 60%);
  opacity: 0.18; pointer-events: none; filter: blur(80px);
}
.outro-mark { font-size: clamp(3.5rem, 16vw, 15rem); line-height: 0.9; font-weight: 800; letter-spacing: -0.05em; margin-bottom: 2.5rem; position: relative; z-index: 2; text-transform: uppercase; }
.outro-row { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; position: relative; z-index: 2; margin-bottom: 4rem; }
.outro-link { font-size: 0.72rem; font-weight: 500; letter-spacing: 0.22em; color: var(--paper); text-decoration: none; border: 1px solid var(--char-2); padding: 1rem 1.6rem; text-transform: uppercase; transition: all 0.4s cubic-bezier(.2,.8,.2,1); }
.outro-link:hover { border-color: var(--ember); color: var(--ember); }
footer { border-top: 1px solid var(--char-2); padding: 2rem 0 0; display: flex; justify-content: space-between; align-items: center; gap: 2rem; flex-wrap: wrap; font-size: 0.64rem; font-weight: 500; color: var(--dim); letter-spacing: 0.22em; position: relative; z-index: 2; max-width: 1240px; margin: 0 auto; text-transform: uppercase; }
footer .glow { color: var(--ember); }

/* ---- FLOATING CONCIERGE CHAT (Spark) -------------------------------- */
.spark-btn {
  position: fixed; bottom: 1.4rem; right: 1.4rem; z-index: 500;
  width: 60px; height: 60px; border-radius: 50%; border: 1px solid var(--ember);
  background: var(--ember); color: var(--void); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; box-shadow: 0 8px 30px rgba(255,87,34,0.4);
  transition: transform 0.3s cubic-bezier(.2,.8,.2,1);
  animation: sparkFloat 3s ease-in-out infinite;
}
.spark-btn:hover { transform: scale(1.08) rotate(8deg); }
@keyframes sparkFloat { 50% { transform: translateY(-6px); } }
.spark-panel {
  position: fixed; bottom: 5.6rem; right: 1.4rem; z-index: 500;
  width: min(360px, calc(100vw - 2rem)); max-height: min(70vh, 560px);
  background: var(--panel-solid); border: 1px solid var(--char-3);
  backdrop-filter: blur(10px); display: none; flex-direction: column;
  box-shadow: 0 20px 60px rgba(0,0,0,0.6);
}
.spark-panel.open { display: flex; animation: fadeInUp 0.3s forwards; }
.spark-top { padding: 1.1rem 1.2rem; border-bottom: 1px solid var(--char-2); display: flex; align-items: center; gap: 0.7rem; }
.spark-top .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--good); box-shadow: 0 0 8px var(--good); }
.spark-top b { font-size: 0.78rem; letter-spacing: 0.16em; text-transform: uppercase; }
.spark-top span { font-size: 0.6rem; color: var(--dim); letter-spacing: 0.12em; text-transform: uppercase; }
.spark-close { margin-left: auto; background: none; border: none; color: var(--dim); cursor: pointer; font-size: 1rem; }
.spark-body { padding: 1.2rem; overflow-y: auto; display: flex; flex-direction: column; gap: 0.8rem; }
.spark-msg { font-size: 0.76rem; line-height: 1.7; letter-spacing: 0.02em; max-width: 90%; padding: 0.7rem 0.9rem; border: 1px solid var(--char-2); }
.spark-msg.bot { background: rgba(255,87,34,0.06); border-color: var(--char-3); align-self: flex-start; }
.spark-msg.user { background: var(--char); align-self: flex-end; text-transform: none; }
.spark-opts { display: flex; flex-direction: column; gap: 0.5rem; }
.spark-opt {
  text-align: left; font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.06em;
  color: var(--paper); background: transparent; border: 1px solid var(--char-2);
  padding: 0.7rem 0.85rem; cursor: pointer; transition: all 0.25s; text-transform: uppercase;
}
.spark-opt:hover { border-color: var(--ember); color: var(--ember); background: rgba(255,87,34,0.05); }
.spark-opt::before { content: "› "; color: var(--ember); }

/* ---- RESPONSIVE ----------------------------------------------------- */
@media (max-width: 900px) {
  nav { padding: 1rem 1.1rem; }
  .nav-links { position: fixed; inset: 0 0 auto auto; top: 0; right: 0; height: 100vh; width: min(78vw, 320px); background: var(--panel-solid); backdrop-filter: blur(10px); flex-direction: column; align-items: stretch; justify-content: center; gap: 0.4rem; padding: 2rem 1.6rem; transform: translateX(100%); transition: transform 0.4s cubic-bezier(.2,.8,.2,1); border-left: 1px solid var(--char-3); }
  .nav-links.open { transform: translateX(0); }
  .nav-link, .nav-ghost, .nav-cta { font-size: 0.8rem; text-align: center; }
  .nav-burger { display: block; z-index: 210; }
  .card-grid { grid-template-columns: 1fr; }
  .section { padding: 5rem 1.4rem; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

/* ---- SHARED FORM SYSTEM (referral + signing pages) ------------------ */
.cform { background: var(--panel-solid); border: 1px solid var(--char-3); backdrop-filter: blur(6px); padding: clamp(1.6rem, 4vw, 3rem); position: relative; max-width: 760px; margin: 0 auto; }
.cform::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--ember); }
.cfield { display: flex; flex-direction: column; margin-bottom: 1.7rem; }
.cfield:last-of-type { margin-bottom: 0; }
.clabel { font-size: 0.64rem; letter-spacing: 0.22em; color: var(--ember); text-transform: uppercase; margin-bottom: 0.6rem; }
.clabel .opt { color: var(--dim); }
.cinput, .ctext, .cselect { background: transparent; border: none; border-bottom: 1px solid var(--char-3); padding: 0.6rem 0 0.85rem; color: var(--paper); font-family: var(--mono); font-size: 0.98rem; line-height: 1.4; border-radius: 0; -webkit-appearance: none; appearance: none; transition: border-color 0.3s; width: 100%; letter-spacing: 0.02em; }
.cinput::placeholder, .ctext::placeholder { color: var(--dim); letter-spacing: 0.08em; font-size: 0.82rem; }
.cinput:focus, .ctext:focus, .cselect:focus { outline: none; border-bottom-color: var(--ember); }
.ctext { resize: vertical; min-height: 92px; line-height: 1.7; }
.cselect { cursor: pointer; text-transform: uppercase; letter-spacing: 0.1em; font-size: 0.85rem; background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path d='M1 1l5 5 5-5' stroke='%23ff5722' stroke-width='1.5' fill='none'/></svg>"); background-repeat: no-repeat; background-position: right 0.3rem center; padding-right: 2rem; }
.cselect option { background: var(--ink); color: var(--paper); }
.crow { display: grid; grid-template-columns: 1fr 1fr; gap: 1.6rem; }
.cfile { border: 1px dashed var(--char-3); padding: 1.4rem; text-align: center; cursor: pointer; transition: border-color 0.3s; display: block; }
.cfile:hover { border-color: var(--ember); }
.cfile input { display: none; }
.cfile .cfile-label { font-size: 0.74rem; letter-spacing: 0.08em; color: var(--ash); text-transform: uppercase; }
.cfile .cfile-name { display: block; margin-top: 0.6rem; font-size: 0.7rem; color: var(--ember); }
.ccheck { display: flex; align-items: flex-start; gap: 0.7rem; cursor: pointer; font-size: 0.74rem; line-height: 1.6; color: var(--ash); letter-spacing: 0.02em; }
.ccheck input { margin-top: 0.2rem; accent-color: var(--ember); flex-shrink: 0; }
.csign { font-family: 'Brush Script MT', cursive, var(--mono); font-size: 1.4rem !important; letter-spacing: 0.04em; text-transform: none !important; }
.cbtn { font-family: var(--mono); font-size: 0.76rem; font-weight: 700; letter-spacing: 0.26em; background: var(--ember); color: var(--void); border: none; padding: 1.25rem 2.2rem; cursor: pointer; transition: all 0.4s cubic-bezier(.2,.8,.2,1); display: inline-flex; align-items: center; gap: 0.5rem; text-transform: uppercase; text-decoration: none; }
.cbtn:hover { background: var(--paper); }
.cbtn:disabled { opacity: 0.5; cursor: not-allowed; }
.cbtn .arw { transition: transform 0.35s; } .cbtn:hover .arw { transform: translateX(5px); }
.cstatus { font-size: 0.72rem; letter-spacing: 0.06em; line-height: 1.6; margin-top: 1rem; min-height: 1.2em; }
.cstatus.loading { color: var(--ember); } .cstatus.loading::before { content: "▸ "; animation: pulse 1s infinite; }
.cstatus.error { color: var(--bad); } .cstatus.error::before { content: "[✗] "; }
.cstatus.ok { color: var(--good); } .cstatus.ok::before { content: "[✓] "; }
.csuccess { display: none; text-align: center; border: 1px solid var(--ember); background: rgba(255,87,34,0.06); padding: 3rem 2rem; max-width: 760px; margin: 0 auto; }
.csuccess.show { display: block; }
.csuccess h2 { font-size: clamp(1.8rem, 4.5vw, 3rem); text-transform: uppercase; letter-spacing: -0.02em; margin-bottom: 1.2rem; }
.csuccess p { font-size: 0.82rem; line-height: 1.9; color: var(--ash); max-width: 44ch; margin: 0 auto 0.8rem; letter-spacing: 0.02em; }
.step-rail { display: flex; gap: 0.5rem; justify-content: center; margin-bottom: 2.5rem; flex-wrap: wrap; }
.step-rail .sr { font-size: 0.62rem; letter-spacing: 0.16em; color: var(--dim); text-transform: uppercase; border: 1px solid var(--char-2); padding: 0.5rem 0.9rem; }
.step-rail .sr.on { color: var(--ember); border-color: var(--ember); }
@media (max-width: 700px) { .crow { grid-template-columns: 1fr; } }

/* ---- MERCURY-STYLE NAV: dropdown mega-menu + denser bar ------------- */
nav .nav-links { gap: 0.35rem; }
.nav-link, .nav-ghost, .nav-cta { font-size: 0.62rem; padding: 0.65rem 0.8rem; }
.nav-dd { position: relative; }
.nav-dd-toggle {
  font-family: var(--mono); font-size: 0.62rem; font-weight: 500; letter-spacing: 0.2em;
  color: var(--paper); background: none; border: none; cursor: pointer; padding: 0.65rem 0.8rem;
  text-transform: uppercase; opacity: 0.85; transition: color 0.3s; display: inline-flex; align-items: center; gap: 0.4rem;
}
.nav-dd-toggle:hover, .nav-dd.open .nav-dd-toggle { color: var(--ember); opacity: 1; }
.nav-dd-toggle .caret { font-size: 0.55rem; transition: transform 0.3s; }
.nav-dd.open .nav-dd-toggle .caret { transform: rotate(180deg); }
.nav-dd-menu {
  position: absolute; top: calc(100% + 0.6rem); left: 50%; transform: translateX(-50%) translateY(-6px);
  background: var(--panel-solid); border: 1px solid var(--char-3); backdrop-filter: blur(12px);
  padding: 1.6rem; display: grid; grid-template-columns: repeat(3, minmax(150px, 1fr)); gap: 1.4rem 2rem;
  min-width: 560px; box-shadow: 0 24px 60px rgba(0,0,0,0.6);
  opacity: 0; visibility: hidden; transition: opacity 0.25s, transform 0.25s, visibility 0s linear 0.25s; z-index: 250;
}
.nav-dd-menu::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--ember); }
.nav-dd:hover .nav-dd-menu, .nav-dd.open .nav-dd-menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); transition-delay: 0s; }
.dd-col h4 { font-size: 0.58rem; letter-spacing: 0.24em; color: var(--ember); text-transform: uppercase; margin-bottom: 0.9rem; }
.dd-col a { display: block; font-size: 0.68rem; letter-spacing: 0.06em; color: var(--ash); text-decoration: none; padding: 0.4rem 0; text-transform: uppercase; transition: color 0.2s, padding 0.2s; }
.dd-col a:hover { color: var(--ember); padding-left: 0.4rem; }
.nav-link.active, .nav-dd.active .nav-dd-toggle { color: var(--ember); opacity: 1; }

@media (max-width: 1024px) {
  nav { padding: 1rem 1.1rem; }
  .nav-links { position: fixed; inset: 0 0 auto auto; top: 0; right: 0; height: 100vh; width: min(82vw, 340px); background: var(--panel-solid); backdrop-filter: blur(12px); flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 0.2rem; padding: 5rem 1.6rem 2rem; transform: translateX(100%); transition: transform 0.4s cubic-bezier(.2,.8,.2,1); border-left: 1px solid var(--char-3); overflow-y: auto; }
  .nav-links.open { transform: translateX(0); }
  .nav-link, .nav-ghost, .nav-cta, .nav-dd-toggle { font-size: 0.82rem; text-align: left; padding: 0.85rem 0.6rem; }
  .nav-ghost, .nav-cta { text-align: center; margin-top: 0.5rem; }
  .nav-burger { display: block; z-index: 260; }
  .nav-dd { position: static; }
  .nav-dd-toggle { width: 100%; justify-content: space-between; }
  .nav-dd-menu,
  .nav-dd:hover .nav-dd-menu,
  .nav-dd.open .nav-dd-menu {
    position: static; left: auto; right: auto; transform: none;
    width: 100%; min-width: 0; max-width: 100%; box-sizing: border-box;
    grid-template-columns: 1fr; box-shadow: none; border: none;
    border-left: 2px solid var(--char-3); background: transparent; backdrop-filter: none;
    padding: 0.4rem 0 0.4rem 1rem; margin: 0.2rem 0 0.6rem; transition: none;
  }
  .nav-dd-menu { display: none; opacity: 1; visibility: visible; }
  .nav-dd-menu::before { display: none; }
  .nav-dd.open .nav-dd-menu { display: block; }
  .dd-col a { white-space: normal; word-break: break-word; }
  .dd-col { margin-bottom: 0.8rem; }
}

/* ---- STATS BAND (counters) ------------------------------------------ */
.stats-band { border-top: 1px solid var(--char-2); border-bottom: 1px solid var(--char-2); background: rgba(10,8,7,0.55); }
.stats-band .wrap { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; }
.stat-cell { padding: 2.6rem 1.6rem; text-align: center; }
.stat-cell .n { font-size: clamp(2.2rem, 5vw, 3.4rem); font-weight: 800; color: var(--ember); letter-spacing: -0.02em; line-height: 1; }
.stat-cell .l { font-size: 0.64rem; letter-spacing: 0.16em; color: var(--ash); text-transform: uppercase; margin-top: 0.8rem; line-height: 1.5; }
@media (max-width: 760px) { .stats-band .wrap { grid-template-columns: 1fr 1fr; } }

/* ---- SIGN IN / SIGN UP TABS ----------------------------------------- */
.auth-tabs { display: flex; border: 1px solid var(--char-3); margin-bottom: 2rem; }
.auth-tab { flex: 1; font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ash); background: transparent; border: none; padding: 0.9rem; cursor: pointer; transition: all 0.25s; }
.auth-tab.on { background: var(--ember); color: var(--void); font-weight: 700; }

/* ---- THEME TOGGLE BUTTON -------------------------------------------- */
.nav-actions { display: flex; align-items: center; gap: 0.6rem; }
.nav-theme {
  background: transparent; border: 1px solid var(--char-3); color: var(--paper);
  width: 34px; height: 34px; border-radius: 8px; cursor: pointer;
  font-size: 0.95rem; line-height: 1; display: inline-flex;
  align-items: center; justify-content: center; transition: all 0.25s; margin-left: 0.4rem;
}
.nav-theme:hover { border-color: var(--ember); color: var(--ember); }

/* =====================================================================
   LIGHT MODE, a daylight version of the same brand for readability.
   Activated by class "light" on <html> (toggle lives in the nav).
   Same ember identity and mono type, warm paper background, dark text.
   ===================================================================== */
html.light {
  color-scheme: light;
  --void: #f3f3f1;          /* page background, clean light */
  --ink: #ebebe8;           /* layered bands */
  --char: #e6e3dd;          /* borders */
  --char-2: #dcd8d0;
  --char-3: #cdc8bd;
  --paper: #1b1712;         /* primary text */
  --ash: #1b1712;
  --dim: #6b6358;           /* muted text */
  --good: #1f7a4d;
  --bad: #c0392b;
  --panel: rgba(255, 255, 255, 0.86);
  --panel-solid: rgba(255, 255, 255, 0.98);
}
html.light nav { background: linear-gradient(to bottom, rgba(243,243,241,0.94), transparent); }
html.light .ticker { background: rgba(255,255,255,0.72); }
html.light .stats-band { background: rgba(255,255,255,0.62); }
html.light #ember-field { opacity: 0.28; }   /* embers become faint glints */
html.light #ember-veil {
  background:
    radial-gradient(ellipse at 50% 40%, transparent 50%, rgba(248,248,246,0.8) 95%),
    linear-gradient(rgba(255,87,34,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,87,34,0.03) 1px, transparent 1px);
  background-size: 100% 100%, 80px 80px, 80px 80px;
}
html.light .spark-panel { box-shadow: 0 18px 50px rgba(40,30,20,0.16); }