/* MDM FUTURE WORKS — the ascent
   Ground: pure black. Body: bone white.
   Gold appears exactly three times: .gold-1 (heritage markline),
   .gold-2 (ninety-percent line), .gold-3 (final Begin button). */

:root {
  --black: #000000;
  --bone: #ece5d8;
  --bone-dim: rgba(236, 229, 216, 0.55);
  --bone-faint: rgba(236, 229, 216, 0.28);
  --gold: #c9962e;
  --maasai-red: #8e2f1c;
  --display: "Oswald", sans-serif;
  --serif: "Cormorant Garamond", serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { background: var(--black); }

body {
  background: var(--black);
  color: var(--bone);
  font-family: var(--serif);
  overflow-x: hidden;
}

::selection { background: rgba(201, 150, 46, 0.35); }

/* ---------- Loader ---------- */

#loader {
  position: fixed; inset: 0; z-index: 100;
  background: var(--black);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 1.1s ease;
}
#loader.done { opacity: 0; pointer-events: none; }
.loader-inner { text-align: center; }
.loader-title {
  font-family: var(--display); font-weight: 600;
  font-size: clamp(1rem, 2vw, 1.3rem);
  letter-spacing: 0.42em; text-indent: 0.42em;
  color: var(--bone);
}
.loader-bar {
  width: min(240px, 50vw); height: 1px;
  background: rgba(236, 229, 216, 0.15);
  margin: 1.6rem auto 0.8rem;
}
.loader-fill { width: 0%; height: 100%; background: var(--bone); transition: width 0.3s ease; }
.loader-sub {
  font-family: var(--display); font-weight: 500; font-size: 0.62rem;
  letter-spacing: 0.3em; color: var(--bone-dim);
}

/* ---------- Canvas + grain ---------- */

#ascent {
  position: fixed; inset: 0;
  width: 100vw; height: 100vh; height: 100dvh;
  z-index: 1;
}

#grain {
  position: fixed; inset: -60px; z-index: 3;
  pointer-events: none;
  opacity: 0.5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='matrix' values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.05 0'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grainShift 0.9s steps(4) infinite;
}
@keyframes grainShift {
  0% { transform: translate(0, 0); }
  25% { transform: translate(-18px, 12px); }
  50% { transform: translate(14px, -20px); }
  75% { transform: translate(-10px, -14px); }
  100% { transform: translate(0, 0); }
}

/* ---------- Scroll driver ---------- */

#scrollway { position: relative; z-index: 0; width: 1px; }

/* ---------- Progress rail ---------- */

#rail {
  position: fixed; left: clamp(1.4rem, 3.4vw, 3.2rem); top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  user-select: none;
}
.rail-year {
  font-family: var(--display); font-weight: 600; font-size: 0.6rem;
  letter-spacing: 0.34em; color: var(--bone-dim);
  margin-bottom: 1.5rem;
  transition: opacity 0.5s ease;
}
.rail-track { position: relative; height: min(46vh, 420px); width: 1px; }
.rail-line { position: absolute; left: 0; top: 0; bottom: 0; width: 1px; background: rgba(236, 229, 216, 0.18); }
.rail-fill { position: absolute; left: 0; top: 0; width: 1px; height: 0%; background: var(--bone); }

.rail-stop {
  position: absolute; left: 0; transform: translate(-50%, -50%);
  display: flex; align-items: center; gap: 0.9rem;
}
.rail-stop[data-stage="0"] { top: 2%; }
.rail-stop[data-stage="1"] { top: 26%; }
.rail-stop[data-stage="2"] { top: 50%; }
.rail-stop[data-stage="3"] { top: 74%; }
.rail-stop[data-stage="4"] { top: 98%; }

.rail-stop .dot {
  width: 5px; height: 5px; flex: 0 0 auto;
  border-radius: 50%;
  background: var(--black);
  border: 1px solid rgba(236, 229, 216, 0.4);
  transition: background 0.45s ease, border-color 0.45s ease, transform 0.45s ease;
}
.rail-stop .lbl {
  font-family: var(--display); font-weight: 500;
  font-size: 0.62rem; letter-spacing: 0.32em; text-transform: uppercase;
  color: var(--bone-faint);
  transition: color 0.45s ease, letter-spacing 0.45s ease;
  white-space: nowrap;
}
.rail-stop.passed .dot { background: var(--bone-dim); border-color: var(--bone-dim); }
.rail-stop.active .dot { background: var(--bone); border-color: var(--bone); transform: scale(1.5); }
.rail-stop.active .lbl { color: var(--bone); }

/* ---------- Mobile edge indicator ---------- */

#edge { display: none; }

/* ---------- Stages ---------- */

#stages { position: fixed; inset: 0; z-index: 5; pointer-events: none; }

.stage {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden;
}
.stage-content {
  width: min(1100px, 86vw);
  padding-left: clamp(0px, 6vw, 90px);
}
.stage-content.center { text-align: center; padding-left: 0; }
.stage-content.left { text-align: left; }

[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.9s cubic-bezier(0.22, 0.6, 0.2, 1), transform 0.9s cubic-bezier(0.22, 0.6, 0.2, 1);
  will-change: opacity, transform;
}
[data-reveal].on { opacity: 1; transform: translateY(0); }

/* Type */

.serif { font-family: var(--serif); }

.brand {
  font-family: var(--display); font-weight: 700;
  font-size: clamp(3.2rem, 11vw, 9.5rem);
  line-height: 0.98;
  letter-spacing: 0.045em;
  text-transform: uppercase;
  color: var(--bone);
  text-shadow: 0 2px 60px rgba(0, 0, 0, 0.75);
}
.markline {
  margin-top: 1.4rem;
  font-family: var(--display); font-weight: 500;
  font-size: clamp(0.62rem, 1.3vw, 0.82rem);
  letter-spacing: 0.42em; text-indent: 0.42em;
  text-transform: uppercase;
}
.gold-1 { color: var(--gold); }   /* gold use one of three */

.mission {
  margin-top: 3.2rem;
  font-size: clamp(1.25rem, 2.6vw, 1.9rem);
  font-style: italic;
  color: var(--bone);
  text-shadow: 0 1px 30px rgba(0, 0, 0, 0.8);
}

.scroll-hint {
  position: absolute; bottom: 4.5vh; left: 50%; transform: translateX(-50%);
  font-family: var(--display); font-weight: 500; font-size: 0.58rem;
  letter-spacing: 0.4em; text-transform: uppercase;
  color: var(--bone-faint);
  animation: hintPulse 2.6s ease-in-out infinite;
}
@keyframes hintPulse { 0%, 100% { opacity: 0.45; } 50% { opacity: 1; } }

.kicker {
  font-family: var(--display); font-weight: 600;
  font-size: clamp(0.62rem, 1.2vw, 0.78rem);
  letter-spacing: 0.5em; text-transform: uppercase;
  color: var(--bone-dim);
  margin-bottom: 2.6rem;
}
.stage-content.center .kicker { text-indent: 0.5em; }

/* Trunk — mechanism */

.mech-line {
  font-size: clamp(1.7rem, 4.2vw, 3.1rem);
  line-height: 1.25;
  color: var(--bone);
  margin-bottom: 1.1rem;
  text-shadow: 0 1px 40px rgba(0, 0, 0, 0.85);
}
.gold-2 { color: var(--gold); }   /* gold use two of three */

.cred {
  margin-top: 1.6rem;
  font-family: var(--display); font-weight: 500;
  font-size: clamp(0.58rem, 1.1vw, 0.72rem);
  letter-spacing: 0.26em; text-transform: uppercase;
  color: var(--bone-dim);
}

/* Maasai rule — thin beadwork divider borrowed from the logo ring */

.maasai-rule {
  height: 6px;
  width: min(340px, 60%);
  margin: 2.4rem 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='48' height='6'%3E%3Crect width='48' height='6' fill='%23000'/%3E%3Cpath d='M0 6 L6 0 L12 6 Z' fill='%238e2f1c'/%3E%3Cpath d='M12 6 L18 0 L24 6 Z' fill='%23ece5d8'/%3E%3Cpath d='M24 6 L30 0 L36 6 Z' fill='%238e2f1c'/%3E%3Cpath d='M36 6 L42 0 L48 6 Z' fill='%23413a30'/%3E%3C/svg%3E");
  background-repeat: repeat-x;
  background-size: 48px 6px;
}
.stage-content.center .maasai-rule { margin-left: auto; margin-right: auto; }

/* Fork — the circle */

.circle-note {
  font-size: clamp(1.15rem, 2.3vw, 1.7rem);
  font-style: italic;
  color: var(--bone);
}
.stage-content.center .maasai-rule { margin-top: 1.8rem; margin-bottom: 2.2rem; }

.partners {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.9rem;
  width: 100%;
}
.card {
  border: 1px solid rgba(236, 229, 216, 0.16);
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(2px);
  padding: 1.5rem 1.3rem 1.4rem;
  text-align: left;
  display: flex; flex-direction: column; gap: 0.45rem;
}
.card-name {
  font-family: var(--display); font-weight: 600;
  font-size: clamp(0.78rem, 1.35vw, 0.95rem);
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--bone);
}
.card-role { font-size: 1.02rem; font-style: italic; color: var(--bone-dim); }
/* 7th card sits alone on row 3 — pin it under the center column (KPT Social) */
.card--tuck { grid-column: 2; }

.closed-note {
  margin-top: 2rem;
  font-family: var(--display); font-weight: 500;
  font-size: 0.62rem; letter-spacing: 0.4em; text-indent: 0.4em;
  text-transform: uppercase;
  color: var(--bone-faint);
}

/* Canopy — phases */

.phases { display: flex; flex-direction: column; gap: 2.6rem; max-width: 560px; }
.phase {
  border-left: 1px solid rgba(236, 229, 216, 0.25);
  padding-left: 1.7rem;
}
.phase-num {
  font-family: var(--display); font-weight: 500;
  font-size: 0.6rem; letter-spacing: 0.4em; text-transform: uppercase;
  color: var(--bone-dim);
  margin-bottom: 0.5rem;
}
.phase-name {
  font-family: var(--display); font-weight: 700;
  font-size: clamp(1.7rem, 3.6vw, 2.7rem);
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--bone);
  text-shadow: 0 1px 40px rgba(0, 0, 0, 0.85);
}
.phase-body { margin-top: 0.55rem; font-size: clamp(1.05rem, 1.9vw, 1.35rem); font-style: italic; color: var(--bone-dim); }

/* Horizon — CTA */

.cta-line {
  font-family: var(--display); font-weight: 700;
  font-size: clamp(2.4rem, 6.5vw, 5.4rem);
  line-height: 1.04;
  letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--bone);
  text-shadow: 0 2px 60px rgba(0, 0, 0, 0.8);
}

#contact {
  pointer-events: auto;
  width: min(430px, 88vw);
  margin: 0 auto;
  display: flex; flex-direction: column; gap: 0.85rem;
}
#contact input, #contact textarea {
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(236, 229, 216, 0.22);
  color: var(--bone);
  font-family: var(--serif); font-size: 1.05rem;
  padding: 0.85rem 1rem;
  outline: none;
  resize: none;
  transition: border-color 0.3s ease;
}
#contact input::placeholder, #contact textarea::placeholder { color: var(--bone-faint); font-style: italic; }
#contact input:focus, #contact textarea:focus { border-color: var(--bone-dim); }

#contact button {
  margin-top: 0.4rem;
  font-family: var(--display); font-weight: 600;
  font-size: 0.72rem; letter-spacing: 0.44em; text-indent: 0.44em;
  text-transform: uppercase;
  padding: 0.95rem 0;
  cursor: pointer;
  transition: background 0.35s ease, color 0.35s ease;
}
.gold-3 {                                   /* gold use three of three */
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
}
.gold-3:hover { background: var(--gold); color: var(--black); }

.form-done { display: none; font-style: italic; color: var(--bone-dim); margin-top: 0.4rem; }
#contact.sent input, #contact.sent textarea, #contact.sent button { display: none; }
#contact.sent .form-done { display: block; }

/* ---------- Mobile pass ---------- */

@media (max-width: 760px) {
  #rail { display: none; }

  #edge {
    display: block;
    position: fixed; left: 0; top: 0; bottom: 0; width: 3px;
    z-index: 10;
    background: rgba(236, 229, 216, 0.1);
  }
  #edgeFill {
    position: absolute; top: 0; left: 0; width: 100%; height: 0%;
    background: var(--bone);
  }

  .stage-content { padding-left: 1.1rem; width: 88vw; }
  .stage-content.center { padding-left: 0; }

  .partners { grid-template-columns: 1fr; gap: 0.6rem; }
  .card { padding: 1rem 1.1rem 0.95rem; }
  .card--tuck { grid-column: auto; }

  .phases { gap: 1.7rem; }

  .mech-line { font-size: 1.45rem; }
  .brand { font-size: 3.4rem; }
}