/* ==================================================================
   Aether — shared shell for the landing + gallery.
   Project pages (phoenix.html etc.) stay self-contained on purpose.
   ================================================================== */

:root {
  --bg:        #05060a;
  --bg-soft:   #0b0d14;
  --bg-card:   #090a11;
  --line:      rgba(255, 255, 255, .085);
  --line-mid:  rgba(255, 255, 255, .16);
  --line-hot:  rgba(255, 168, 76, .5);

  --text:      #f2f1ee;
  --muted:     #8a8d9c;
  --dim:       #5b5e6d;

  --ember:     #ff8a2b;
  --ember-hi:  #ffc46b;
  --ember-deep:#ff5230;
  --cyan:      #6fd8ff;

  --radius:    20px;
  --shell:     min(1240px, 90vw);
  --ease:      cubic-bezier(.22, .61, .36, 1);
  --ease-out:  cubic-bezier(.16, 1, .3, 1);

  --mono: "IBM Plex Mono", ui-monospace, Consolas, monospace;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  transition: opacity .42s var(--ease);
}
body.leaving { opacity: 0; }

a { color: inherit; text-decoration: none; }
::selection { background: rgba(255, 138, 43, .32); }

:focus-visible {
  outline: 2px solid var(--ember);
  outline-offset: 4px;
  border-radius: 6px;
}

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: #05060a; }
::-webkit-scrollbar-thumb { background: #1c1f2b; border-radius: 10px; border: 3px solid #05060a; }
::-webkit-scrollbar-thumb:hover { background: #2b3040; }

.shell { width: var(--shell); margin: 0 auto; }

/* ------------------------------------------------------------ layers */
#bg, #trail {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
}
#bg { z-index: 0; }
#trail { z-index: 1; }

/* film grain, keeps the flat blacks from banding on a projector */
.grain {
  position: fixed;
  inset: -50%;
  z-index: 2;
  pointer-events: none;
  opacity: .045;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grainShift 700ms steps(2) infinite;
}
@keyframes grainShift {
  0%   { transform: translate(0, 0); }
  50%  { transform: translate(-1.5%, 1%); }
  100% { transform: translate(1%, -1.5%); }
}

.content { position: relative; z-index: 3; }

/* ------------------------------------------------------------ nav */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 20;
  padding: 1.3rem 0;
  transition: background .4s var(--ease), backdrop-filter .4s var(--ease),
              border-color .4s var(--ease), padding .4s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.stuck {
  padding: .85rem 0;
  background: rgba(5, 6, 10, .72);
  backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--line);
}
.nav-in { display: flex; align-items: center; justify-content: space-between; gap: 2rem; }

.mark {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  font-weight: 600;
  letter-spacing: .34em;
  font-size: 13px;
  text-transform: uppercase;
}
.mark i {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--ember);
  box-shadow: 0 0 16px 3px rgba(255, 138, 43, .8);
  animation: pulse 2.8s var(--ease) infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: .5; transform: scale(.78); }
}

.nav-links { display: flex; align-items: center; gap: 2.2rem; }
.nav-links a {
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--muted);
  transition: color .25s var(--ease);
}
.nav-links a:hover { color: var(--text); }
@media (max-width: 780px) { .nav-links a.hide-sm { display: none; } }

/* ------------------------------------------------------------ buttons */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: .9rem;
  padding: 1.05rem 1.9rem;
  border-radius: 100px;
  border: 1px solid var(--line-mid);
  font: 500 13px/1 var(--sans);
  letter-spacing: .2em;
  text-transform: uppercase;
  cursor: pointer;
  overflow: hidden;
  background: transparent;
  color: var(--text);
  transition: transform .3s var(--ease), border-color .3s var(--ease),
              background .3s var(--ease), color .3s var(--ease);
}
.btn svg { transition: transform .35s var(--ease); }
.btn:hover { transform: translateY(-2px); }
.btn:hover svg { transform: translateX(5px); }
.btn:active { transform: translateY(0) scale(.985); }

.btn-primary {
  border-color: transparent;
  background: linear-gradient(100deg, var(--ember-hi), var(--ember) 45%, var(--ember-deep));
  color: #170c02;
  font-weight: 600;
  box-shadow: 0 10px 40px -12px rgba(255, 122, 30, .75);
}
.btn-primary:hover { box-shadow: 0 16px 52px -12px rgba(255, 122, 30, .95); }

.btn-ghost:hover { border-color: var(--line-hot); background: rgba(255, 138, 43, .08); }

.btn-sm { padding: .72rem 1.25rem; font-size: 11.5px; gap: .6rem; }

/* ------------------------------------------------------------ type */
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .34em;
  text-transform: uppercase;
  color: var(--ember);
  display: flex;
  align-items: center;
  gap: .8rem;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 1px;
  background: linear-gradient(90deg, var(--ember), transparent);
}

.section-title {
  margin: 0;
  font-size: clamp(2rem, 4.6vw, 3.6rem);
  font-weight: 200;
  letter-spacing: -.03em;
  line-height: 1.05;
}
.section-title b { font-weight: 500; }

.lead {
  margin: 0;
  max-width: 56ch;
  color: var(--muted);
  font-size: clamp(1rem, 1.25vw, 1.12rem);
  line-height: 1.8;
  font-weight: 300;
}

/* ------------------------------------------------------------ hero */
.hero {
  min-height: 100svh;
  display: grid;
  align-content: center;
  gap: clamp(1.6rem, 3.4vh, 2.6rem);
  padding: 9rem 0 6rem;
}

.hero h1 {
  margin: 0;
  font-size: clamp(3rem, 9.2vw, 8.6rem);
  line-height: .92;
  font-weight: 200;
  letter-spacing: -.045em;
  max-width: 15ch;
}
.hero h1 em {
  font-style: normal;
  font-weight: 500;
  background: linear-gradient(96deg, #fff 5%, var(--ember-hi) 42%, var(--ember) 68%, var(--ember-deep));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* words rise into place on load */
.rise > * {
  display: inline-block;
  opacity: 0;
  transform: translateY(.5em);
  filter: blur(9px);
  animation: rise .95s var(--ease-out) forwards;
}
@keyframes rise {
  to { opacity: 1; transform: none; filter: blur(0); }
}

.hero-cta { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }

.stats {
  display: flex;
  gap: clamp(1.6rem, 4vw, 3.4rem);
  flex-wrap: wrap;
  padding-top: clamp(1rem, 3vh, 2rem);
  border-top: 1px solid var(--line);
  margin-top: 1rem;
}
.stat b {
  display: block;
  font-size: clamp(1.5rem, 2.6vw, 2.2rem);
  font-weight: 300;
  letter-spacing: -.02em;
}
.stat span {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--dim);
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 2.4rem;
  transform: translateX(-50%);
  display: grid;
  justify-items: center;
  gap: .8rem;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--dim);
}
.scroll-cue i {
  width: 1px; height: 46px;
  background: linear-gradient(180deg, var(--ember), transparent);
  animation: cue 2.2s var(--ease) infinite;
}
@keyframes cue {
  0%   { transform: scaleY(0); transform-origin: top; opacity: 0; }
  35%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
  70%  { transform: scaleY(1); transform-origin: bottom; opacity: 1; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
}

/* ------------------------------------------------------------ marquee */
.marquee {
  overflow: hidden;
  border-block: 1px solid var(--line);
  padding: 1.15rem 0;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track {
  display: flex;
  gap: 3.2rem;
  width: max-content;
  animation: slide 34s linear infinite;
}
.marquee span {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--dim);
  white-space: nowrap;
}
.marquee span::after { content: " ✦"; color: var(--ember); opacity: .7; }
@keyframes slide { to { transform: translateX(-50%); } }

/* ------------------------------------------------------------ sections */
.section { padding: clamp(5rem, 13vh, 9rem) 0; }
.section-head { display: grid; gap: 1.2rem; margin-bottom: clamp(2.5rem, 6vh, 4rem); }
.head-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

/* reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .9s var(--ease-out), transform .9s var(--ease-out);
}
.reveal.in { opacity: 1; transform: none; }

/* ------------------------------------------------------------ steps */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 1.2rem; }
.step {
  position: relative;
  padding: 1.8rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(170deg, var(--bg-soft), var(--bg-card));
  overflow: hidden;
  transition: border-color .4s var(--ease), transform .4s var(--ease);
}
.step:hover { border-color: var(--line-mid); transform: translateY(-4px); }
.step .num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .26em;
  color: var(--ember);
}
.step h3 { margin: 1.4rem 0 .6rem; font-size: 1.28rem; font-weight: 500; letter-spacing: -.01em; }
.step p { margin: 0; color: var(--muted); line-height: 1.75; font-size: .93rem; font-weight: 300; }

/* little looping demos, pure CSS */
.demo {
  position: relative;
  height: 92px;
  margin-top: 1.6rem;
  border-radius: 12px;
  background: radial-gradient(120% 130% at 50% 120%, rgba(255, 110, 30, .12), transparent 65%);
  overflow: hidden;
}
.demo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .04), transparent);
}
.dot, .ring, .comet {
  position: absolute;
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.dot {
  width: 12px; height: 12px;
  background: radial-gradient(circle, #fff, var(--ember-hi) 40%, var(--ember-deep) 75%, transparent);
  box-shadow: 0 0 26px 6px rgba(255, 140, 40, .75);
  animation: spark 2.4s var(--ease) infinite;
}
@keyframes spark {
  0%, 62% { opacity: 0; transform: translate(-50%, -50%) scale(.2); }
  68%     { opacity: 1; transform: translate(-50%, -50%) scale(1.5); }
  100%    { opacity: .25; transform: translate(-50%, -50%) scale(.85); }
}
.ring {
  width: 26px; height: 26px;
  border: 1.5px solid rgba(255, 170, 80, .85);
  animation: expand 2.4s var(--ease) infinite;
}
.ring.d2 { animation-delay: .5s; }
@keyframes expand {
  0%   { opacity: 0; transform: translate(-50%, -50%) scale(.3); }
  25%  { opacity: .9; }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(3.4); }
}
.comet {
  width: 18px; height: 18px;
  background: radial-gradient(circle, #fff, var(--ember) 55%, transparent 78%);
  box-shadow: 0 0 30px 8px rgba(255, 120, 30, .6);
  animation: fly 2.6s var(--ease) infinite;
}
.comet::before {
  content: "";
  position: absolute;
  right: 60%;
  top: 50%;
  width: 70px; height: 3px;
  transform: translateY(-50%);
  background: linear-gradient(270deg, rgba(255, 160, 60, .85), transparent);
  border-radius: 3px;
}
@keyframes fly {
  0%   { opacity: 0; left: 12%; top: 68%; transform: translate(-50%, -50%) scale(.6); }
  18%  { opacity: 1; }
  75%  { opacity: 1; left: 88%; top: 34%; transform: translate(-50%, -50%) scale(1); }
  100% { opacity: 0; left: 94%; top: 30%; transform: translate(-50%, -50%) scale(1.6); }
}

/* ------------------------------------------------------------ cards */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(350px, 100%), 1fr));
  gap: clamp(1rem, 1.8vw, 1.5rem);
}

.card {
  position: relative;
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 1.15rem;
  padding: clamp(1.4rem, 2.3vw, 1.95rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(168deg, var(--bg-soft), var(--bg-card) 72%);
  overflow: hidden;
  isolation: isolate;
  transition: transform .45s var(--ease), border-color .45s var(--ease);
}
.card::before {                          /* per-project aura, --accent set inline */
  content: "";
  position: absolute;
  z-index: -1;
  inset: -60% -30% auto -30%;
  height: 80%;
  background: radial-gradient(58% 58% at 50% 62%, var(--accent, var(--ember)), transparent 72%);
  opacity: .12;
  filter: blur(20px);
  transition: opacity .5s var(--ease), transform .9s var(--ease);
}
.card:hover { transform: translateY(-6px); border-color: var(--line-mid); }
.card:hover::before { opacity: .32; transform: translateY(8%) scale(1.08); }
.card.soon { opacity: .55; }
.card.soon:hover { transform: none; }

.card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; }

.glyph {
  width: 50px; height: 50px;
  display: grid; place-items: center;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .04);
  font-size: 22px;
  line-height: 1;
}

.badge {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: .2em;
  text-transform: uppercase;
  padding: .5em .85em;
  border-radius: 100px;
  border: 1px solid var(--line);
  color: var(--dim);
  white-space: nowrap;
}
.badge.live {
  color: #120d05;
  background: var(--accent, var(--ember));
  border-color: transparent;
  font-weight: 600;
}

.card .sub {
  margin: 0 0 .5rem;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent, var(--ember));
}
.card h2 {
  margin: 0 0 .85rem;
  font-size: clamp(1.4rem, 2.1vw, 1.75rem);
  font-weight: 500;
  letter-spacing: -.02em;
}
.card p.desc { margin: 0; color: var(--muted); line-height: 1.75; font-size: .93rem; font-weight: 300; }

.tags { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: 1.1rem; }
.tag {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--dim);
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: .4em .65em;
}

.card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.15rem;
  border-top: 1px solid var(--line);
}
.launch {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  font-weight: 500;
  transition: gap .3s var(--ease);
}
.card:hover .launch { gap: 1rem; }
.needs { font-family: var(--mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: var(--dim); }
.stretched::after { content: ""; position: absolute; inset: 0; z-index: 1; }

/* ------------------------------------------------------------ closing cta */
.closer {
  position: relative;
  display: grid;
  justify-items: center;
  text-align: center;
  gap: 2rem;
  padding: clamp(5rem, 15vh, 10rem) clamp(1.5rem, 5vw, 5rem);
  border: 1px solid var(--line);
  border-radius: 28px;
  background:
    radial-gradient(90% 130% at 50% 120%, rgba(255, 110, 30, .16), transparent 70%),
    linear-gradient(170deg, var(--bg-soft), var(--bg-card));
  overflow: hidden;
}
.closer h2 {
  margin: 0;
  max-width: 18ch;
  font-size: clamp(1.9rem, 5vw, 3.6rem);
  font-weight: 200;
  line-height: 1.1;
  letter-spacing: -.03em;
}
.closer h2 b { font-weight: 500; color: var(--ember-hi); }

/* ------------------------------------------------------------ footer */
.foot {
  display: flex;
  justify-content: space-between;
  gap: 1.4rem;
  flex-wrap: wrap;
  padding: 3rem 0 3.5rem;
  margin-top: clamp(4rem, 10vh, 7rem);
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--dim);
}
.foot a:hover { color: var(--text); }

/* ------------------------------------------------------------ gallery page */
.gal-head { display: grid; gap: 1.3rem; padding: 9rem 0 clamp(2rem, 5vh, 3.4rem); }
.gal-head h1 {
  margin: 0;
  font-size: clamp(2.4rem, 7vw, 5rem);
  font-weight: 200;
  letter-spacing: -.035em;
  line-height: 1;
}

.filters { display: flex; gap: .5rem; flex-wrap: wrap; padding: clamp(1.4rem, 4vh, 2.2rem) 0; }
.chip {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  border-radius: 100px;
  padding: .58em 1.15em;
  font: 400 11.5px/1 var(--mono);
  letter-spacing: .14em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all .25s var(--ease);
}
.chip:hover { color: var(--text); border-color: var(--line-mid); }
.chip[aria-pressed="true"] {
  color: #120d05;
  background: var(--ember-hi);
  border-color: var(--ember-hi);
  font-weight: 600;
}
.empty { color: var(--dim); padding: 3rem 0; text-align: center; letter-spacing: .1em; }

@media (max-width: 620px) {
  .hero { padding-top: 7rem; }
  .hero h1 { font-size: clamp(2.6rem, 13vw, 4.4rem); }
  .btn { padding: .95rem 1.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .rise > * { opacity: 1; transform: none; filter: none; }
}