@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;1,400&display=swap');

/* Per-room accent */
:root                    { --accent: #22d3ee; --accent-hover: #67e8f9; }
[data-room="forge"]      { --accent: #f59e0b; --accent-hover: #fbbf24; }
[data-room="workshop"]   { --accent: #f59e0b; --accent-hover: #fbbf24; }
[data-room="story"]      { --accent: #f59e0b; --accent-hover: #fbbf24; }

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
a    { color: inherit; }

/* Base */
body {
  background: #070707;
  color: #ffffff;
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Shell */
.site-shell,
.forge-stack-shell {
  width: min(1200px, calc(100% - 96px));
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-top: 64px; /* offset for fixed nav */
}

main { flex: 1; }
.room-layout  { padding-bottom: 80px; }
.forge-stack-page { padding-bottom: 80px; }

/* Fixed navigation */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 0 48px;
  background: rgba(7, 7, 7, 0.88);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  transition: background 0.3s;
}

/* Brand matches index.html */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  text-decoration: none;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 17px;
  color: #fff;
  letter-spacing: -0.015em;
  white-space: nowrap;
  flex-shrink: 0;
}

.brand-mark {
  width: 26px;
  height: 26px;
  object-fit: contain;
  display: block;
  flex: 0 0 auto;
}

.brand strong {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-weight: 400;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.35);
  letter-spacing: 0.02em;
}

/* Nav links */
.site-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 28px;
  justify-content: flex-end;
}

.site-nav a {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  transition: color 0.2s;
}

.site-nav a:hover { color: #fff; }
.site-nav a[aria-current="page"] { color: #fff; }

/* Mobile toggle */
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 4px;
  color: rgba(255, 255, 255, 0.55);
  padding: 8px 14px;
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  flex-shrink: 0;
}

/* Build notice */
.build-notice {
  padding: 9px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.build-notice p {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.28);
}

.build-notice strong {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.38);
}

.build-notice-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* Typography */
.eyebrow,
.eyebrow.ember {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
}

h1 {
  font-weight: 700;
  font-size: clamp(44px, 7.8vw, 92px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: #fff;
  margin-bottom: 28px;
}

h2 {
  font-weight: 700;
  font-size: clamp(28px, 3.8vw, 48px);
  letter-spacing: -0.015em;
  color: #fff;
  line-height: 1.1;
  margin-bottom: 16px;
}

h3 {
  font-weight: 600;
  font-size: clamp(18px, 2vw, 22px);
  letter-spacing: -0.01em;
  color: #fff;
  margin-bottom: 10px;
}

p {
  color: rgba(255, 255, 255, 0.52);
  margin-bottom: 16px;
}

p:last-child { margin-bottom: 0; }

.lead {
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.58);
  max-width: 520px;
  margin-bottom: 0;
}

code {
  font-size: 13px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  padding: 2px 6px;
  color: rgba(255, 255, 255, 0.7);
}

/* Hidden prototype labels */
.object-label { display: none; }

/* Hero sections */
.room-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.72fr);
  gap: 64px;
  align-items: start;
  padding: 80px 0 64px;
  position: relative;
}

.room-hero::before {
  content: "";
  position: absolute;
  width: 700px;
  height: 560px;
  top: -160px;
  left: -240px;
  background: radial-gradient(ellipse, color-mix(in srgb, var(--accent) 6%, transparent) 0%, transparent 65%);
  pointer-events: none;
}

.room-hero.compact {
  padding: 64px 0 48px;
}

.entrance-hero {
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding-bottom: 72px;
}

/* Hero aside / purpose panel */
.purpose-panel {
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 6px;
  padding: 32px;
  position: relative;
}

.purpose-panel:hover {
  border-color: color-mix(in srgb, var(--accent) 22%, transparent);
}

.purpose-panel h2 {
  font-size: clamp(20px, 2.4vw, 28px);
  margin-bottom: 12px;
}

.purpose-panel p {
  font-size: 15px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.45);
}

/* CTA row */
.doorway-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 36px;
  align-items: center;
}

/* Buttons  */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 16px;
  font-weight: 500;
  color: #070707;
  background: var(--accent);
  padding: 13px 24px;
  border: 1px solid var(--accent);
  border-radius: 4px;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.2s, border-color 0.2s;
}

.button:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.button-quiet {
  background: transparent;
  color: rgba(255, 255, 255, 0.48);
  border-color: transparent;
}

.button-quiet:hover {
  background: transparent;
  color: #fff;
  border-color: transparent;
}

/* Sections */
.section {
  padding: 80px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* Campus entrance room grid */
.room-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding: 48px 0 80px;
}

.room-card {
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 6px;
  padding: 32px;
  text-decoration: none;
  color: #fff;
  transition: border-color 0.25s, background 0.25s;
  min-height: 180px;
}

.room-card:hover {
  border-color: color-mix(in srgb, var(--accent) 28%, transparent);
  background: color-mix(in srgb, var(--accent) 3%, transparent);
}

.room-card-wide { grid-column: span 2; }

.room-marker {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  border-radius: 4px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 20px;
  flex-shrink: 0;
}

.room-card strong {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: #fff;
  margin-bottom: 8px;
}

.room-card > span:last-child {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.42);
}

/* Object grids (Forge, Lab, Story, Begin) */
.object-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding: 48px 0;
}

.process-rail {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding: 48px 0;
}

/* Expandable service cards */
.reveal-object { position: relative; }

.object-face {
  display: block;
  width: 100%;
  text-align: left;
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 16px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 6px;
  padding: 32px;
  color: #fff;
  cursor: pointer;
  transition: border-color 0.25s, background 0.25s;
}

.object-face:hover,
.reveal-object.is-open .object-face {
  border-color: color-mix(in srgb, var(--accent) 28%, transparent);
  background: color-mix(in srgb, var(--accent) 3%, transparent);
}

.object-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  border-radius: 4px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}

.object-face strong {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: #fff;
  margin-bottom: 8px;
}

.object-face > span:not(.object-icon):not(.object-label) {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.42);
}

.object-face::after {
  content: "Open";
  display: inline-block;
  margin-top: 20px;
  font-size: 11px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.reveal-object.is-open .object-face::after { content: "Close"; }

.featured-object { grid-column: span 2; }

/* Step cards (Workshop) */
.step-object .object-face { /* same styling as object-face, inherits */ }

.object-reveal {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transition: grid-template-rows 0.24s ease, opacity 0.24s ease;
}

.object-reveal > p {
  overflow: hidden;
  margin: 0;
  padding: 0 32px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.48);
}

.reveal-object.is-open .object-reveal {
  grid-template-rows: 1fr;
  opacity: 1;
}

.reveal-object.is-open .object-reveal > p {
  padding-top: 16px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

/* Next-door CTA */
.next-door {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 56px 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
  margin-top: 0;
}

.next-door::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 50% 100% at 88% 50%, color-mix(in srgb, var(--accent) 5%, transparent) 0%, transparent 70%);
  pointer-events: none;
}

.next-door > * { position: relative; z-index: 1; }

.next-door h2 {
  font-size: clamp(22px, 2.8vw, 34px);
  margin-bottom: 6px;
}

.next-door p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.42);
}

.final-door { align-items: flex-start; }

/* Footer */
.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 28px 0;
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.18);
}

/* Redirect forward pages */
.forward-page {
  display: grid;
  min-height: calc(100vh - 200px);
  place-items: center;
  padding: 80px 0;
}

.forward-card {
  max-width: 540px;
  width: 100%;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 8px;
  padding: 48px;
}

.forward-card h1 {
  font-size: clamp(28px, 4vw, 40px);
  margin-bottom: 12px;
}

/* Focus */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Forge Stack  dark theme */
.stack-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(260px, 0.72fr);
  gap: 56px;
  align-items: start;
  padding: 72px 0 56px;
}

.stack-hero h1 {
  font-size: clamp(40px, 7vw, 80px);
  margin-bottom: 24px;
}

.stack-hero h1 span { color: var(--accent); }

.stack-hero .lead { color: rgba(255, 255, 255, 0.52); }

.stack-rule {
  width: 48px;
  height: 2px;
  background: var(--accent);
  margin: 14px 0 22px;
}

.stack-status {
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 6px;
  padding: 28px;
}

.stack-status-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.28);
  margin-bottom: 20px;
}

.stack-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}

.stack-status h2 {
  font-size: clamp(18px, 2.2vw, 24px);
  margin-bottom: 10px;
}

.stack-status p { font-size: 14px; color: rgba(255, 255, 255, 0.45); }

.stack-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.stack-meta dt { font-size: 11px; color: rgba(255, 255, 255, 0.28); margin-bottom: 3px; }
.stack-meta dd { font-size: 13px; font-weight: 600; color: rgba(255, 255, 255, 0.65); margin: 0; }

.stack-section-intro {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding: 48px 0 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.stack-section-intro h2 { font-size: clamp(24px, 3vw, 36px); margin: 0; }

.stack-section-intro p {
  max-width: 440px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.38);
  margin: 0;
}

.stack-notice {
  display: flex;
  gap: 0;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-left: 3px solid var(--accent);
  border-radius: 6px;
  margin-bottom: 24px;
}

.stack-notice p { font-size: 13px; color: rgba(255, 255, 255, 0.4); margin: 0; }
.stack-notice strong { color: rgba(255, 255, 255, 0.62); }

.stack-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding-bottom: 0;
}

.stack-card {
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 6px;
  padding: 28px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.25s, background 0.25s;
}

.stack-card:hover {
  border-color: color-mix(in srgb, var(--accent) 22%, transparent);
  background: color-mix(in srgb, var(--accent) 2%, transparent);
}

.stack-card-wide { grid-column: span 2; }

.stack-kicker {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.28);
  margin-bottom: 16px;
}

.stack-type { margin-bottom: 12px; }

.stack-brand-text {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 0;
}

/* Hide verbose screen-reader labels visually */
.stack-mark-label {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

.stack-brand-row,
.stack-brand-combo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.stack-brand-row {
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  width: fit-content;
}

.stack-brand-combo { flex-wrap: wrap; gap: 8px; }

.stack-brand-icon-text {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 4px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.5);
  flex-shrink: 0;
}

.stack-brand-name {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: clamp(20px, 2.6vw, 30px);
  color: #fff;
  letter-spacing: -0.02em;
  line-height: 1;
}

.stack-brand-subline {
  font-size: 11px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.35);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.stack-brand-plus {
  font-size: 18px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.2);
}

.stack-brand-python { color: #67e8f9; }
.stack-brand-kotlin { color: #a78bfa; }

.stack-brand-web-row { display: flex; gap: 8px; flex-wrap: wrap; }

.stack-brand-web-row .stack-brand-row > span:last-child {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: clamp(15px, 1.8vw, 20px);
  color: #fff;
}

.stack-brand-web-row .stack-brand-icon-text { width: 32px; height: 32px; font-size: 10px; }
.stack-brand-web-row .stack-brand-row { gap: 8px; padding: 7px 10px; }

.stack-card p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.4);
  line-height: 1.6;
  margin-top: 10px;
}

.stack-tag {
  display: inline-block;
  margin-top: 16px;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 2px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.28);
}

.stack-tag-live {
  border-color: color-mix(in srgb, var(--accent) 35%, transparent);
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
}

/* Ecosystem section */
.stack-ecosystem {
  background: rgba(255, 255, 255, 0.015);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 6px;
  padding: 48px;
  margin: 24px 0 48px;
}

.stack-ecosystem .eyebrow { color: rgba(255, 255, 255, 0.35); }

.stack-ecosystem h2 {
  max-width: 680px;
  margin-bottom: 16px;
}

.stack-ecosystem > p:not(.eyebrow) {
  max-width: 640px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: 32px;
}

.stack-tracks {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.stack-tracks article {
  padding: 24px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 6px;
}

.stack-tracks strong {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

.stack-tracks h3 { font-size: 15px; margin-bottom: 6px; }

.stack-tracks p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.38);
  margin: 0;
}

/* Partner / contact section */
.stack-partner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
  align-items: start;
  padding-bottom: 48px;
}

.stack-partner-copy h2 { margin-bottom: 14px; }
.stack-partner-copy p { font-size: 15px; color: rgba(255, 255, 255, 0.48); }

.stack-bullets {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  padding: 0;
  margin-top: 24px;
}

.stack-bullets li {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.4);
  padding: 10px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.stack-bullets li::before {
  content: "+";
  color: var(--accent);
  margin-right: 8px;
}

.stack-partner-copy,
.stack-contact-card { }

.stack-contact-card {
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid color-mix(in srgb, var(--accent) 18%, transparent);
  border-radius: 6px;
  padding: 32px;
}

.stack-contact-card h2 { font-size: clamp(20px, 2.4vw, 28px); margin-bottom: 8px; }
.stack-contact-card > p { font-size: 14px; color: rgba(255, 255, 255, 0.4); margin-bottom: 20px; }

/* Partner form */
.partner-form { display: grid; gap: 12px; margin-top: 4px; }

.partner-form label { display: grid; gap: 5px; }

.partner-form label span {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.28);
}

.partner-form input,
.partner-form select,
.partner-form textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 4px;
  color: #fff;
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 14px;
  padding: 10px 12px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.partner-form select option { background: #111; }

.partner-form input:focus,
.partner-form select:focus,
.partner-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 12%, transparent);
}

.partner-form textarea { min-height: 100px; resize: vertical; }

.partner-form .cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #070707;
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 14px;
  font-weight: 500;
  padding: 12px 20px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  margin-top: 4px;
  transition: background 0.2s;
}

.partner-form .cta:hover { background: var(--accent-hover); }
.partner-form.is-submitting .cta { opacity: 0.65; cursor: wait; }

.honeypot { display: none !important; }

.form-status {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.32);
  margin: 2px 0 0;
}

.form-status.is-success { color: #84cc16; }
.form-status.is-error   { color: #ef4444; }

.form-note {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.2);
  margin-top: 14px;
}

/* Responsive */
@media (max-width: 980px) {
  .site-shell,
  .forge-stack-shell { width: calc(100% - 64px); }

  .room-hero,
  .room-hero.compact { grid-template-columns: 1fr; padding-top: 48px; }

  .room-grid { grid-template-columns: repeat(2, 1fr); }
  .room-card-wide { grid-column: span 1; }

  .object-grid { grid-template-columns: repeat(2, 1fr); }
  .process-rail { grid-template-columns: repeat(2, 1fr); }
  .featured-object { grid-column: span 1; }

  .stack-hero,
  .stack-partner { grid-template-columns: 1fr; }

  .stack-grid,
  .stack-tracks { grid-template-columns: repeat(2, 1fr); }

  .stack-card-wide { grid-column: span 1; }
  .stack-section-intro { flex-direction: column; align-items: flex-start; }

  .next-door { padding: 40px 36px; }
}

@media (max-width: 640px) {
  .site-shell,
  .forge-stack-shell { width: calc(100% - 32px); }

  .site-header { padding: 0 16px; }

  .brand-mark { width: 23px; height: 23px; }

  h1 { font-size: clamp(36px, 12vw, 56px); }

  .room-grid,
  .object-grid,
  .process-rail,
  .stack-grid,
  .stack-tracks { grid-template-columns: 1fr; }

  .doorway-row { flex-direction: column; }
  .doorway-row .button { width: 100%; text-align: center; }

  .next-door { padding: 32px 24px; flex-direction: column; align-items: flex-start; }
  .next-door .button { width: 100%; text-align: center; }

  .stack-ecosystem { padding: 28px 20px; }
  .stack-bullets { grid-template-columns: 1fr; }

  .site-footer { flex-direction: column; gap: 6px; }

  .nav-toggle { display: inline-flex; }

  .site-nav {
    position: fixed;
    top: 64px; left: 0; right: 0;
    display: none;
    flex-direction: column;
    gap: 0;
    background: rgba(7, 7, 7, 0.98);
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    padding: 12px 24px 20px;
    backdrop-filter: blur(18px);
  }

  .site-nav.is-open { display: flex; }

  .site-nav a {
    padding: 12px 0;
    font-size: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }

  .site-nav a:last-child { border-bottom: none; }

  .build-notice p > span[aria-hidden="true"] { display: none; }

  .forward-card { padding: 32px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0ms !important;
    animation-duration: 0ms !important;
  }
}