* { box-sizing: border-box; }

:root {
  --blue: rgb(0, 90, 140);
  --blue-light: rgb(72, 145, 220);
  --blue-soft: rgb(229, 238, 243);
  --orange: rgb(239, 130, 0);
  --orange-soft: rgb(253, 242, 229);
  --green: rgb(90, 142, 34);
  --ink: rgb(18, 42, 62);
  --muted: rgb(94, 111, 130);
  --line: rgba(0, 90, 140, .15);
  --white: #fff;
}

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Manrope, Arial, sans-serif;
  color: var(--ink);
  background: #fff;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.studio-header {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto;
  height: 82px;
  padding: 0 4vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255,255,255,.90);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(0,90,140,.08);
}

.studio-signature {
  display: flex;
  align-items: baseline;
  gap: 13px;
  color: var(--blue);
}

.studio-signature span {
  font-size: 1.03rem;
  font-weight: 700;
  letter-spacing: .24em;
}

.studio-signature small {
  color: var(--orange);
  font-size: .62rem;
  font-weight: 800;
  letter-spacing: .22em;
}

nav {
  display: flex;
  align-items: center;
  gap: 26px;
  color: var(--ink);
  font-size: .87rem;
  font-weight: 650;
}

nav a { opacity: .74; }
nav a:hover { opacity: 1; }

.return-link {
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
}

.studio-hero {
  min-height: 100vh;
  padding: 140px 7vw 90px;
  display: grid;
  place-items: center;
  text-align: center;
  background:
    radial-gradient(circle at 50% 34%, rgba(72,145,220,.13), transparent 27%),
    linear-gradient(180deg, #fff, var(--blue-soft));
}

.hero-inner { max-width: 1060px; }

.eyebrow {
  margin: 0 0 20px;
  color: var(--blue);
  font-size: .74rem;
  font-weight: 800;
  letter-spacing: .23em;
}

.studio-hero h1,
.section-heading h2 {
  margin: 0;
  color: var(--blue);
  font-size: clamp(4rem, 9vw, 9.5rem);
  font-weight: 600;
  line-height: .95;
  letter-spacing: -.065em;
}

.studio-hero p:not(.eyebrow) {
  max-width: 800px;
  margin: 34px auto 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.5vw, 1.27rem);
  line-height: 1.75;
}

.down-link {
  display: inline-flex;
  gap: 12px;
  margin-top: 34px;
  color: var(--blue);
  font-weight: 750;
}

.down-link span { color: var(--orange); }

.section { padding: 120px 6vw; }
.light { background: #fff; }
.dark { color: #fff; background: var(--ink); }
.system-section { background: linear-gradient(135deg, var(--blue-soft), #fff 60%, var(--orange-soft)); }

.section-heading {
  max-width: 1060px;
  margin-bottom: 70px;
}

.section-heading h2 {
  font-size: clamp(3.2rem, 6vw, 6.6rem);
}

.section-heading > p:last-child {
  max-width: 760px;
  color: var(--muted);
  line-height: 1.7;
}

.dark .section-heading h2 { color: #fff; }
.dark .section-heading .eyebrow { color: rgb(245,180,102); }
.dark .section-heading > p:last-child { color: rgba(255,255,255,.68); }

.asset-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.asset-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: #fff;
  box-shadow: 0 22px 60px rgba(0,90,140,.10);
}

.icon-stage,
.wordmark-stage {
  min-height: 470px;
  display: grid;
  place-items: center;
  padding: 48px;
  background: linear-gradient(180deg, #fff, rgba(229,238,243,.42));
}

.icon-stage img { width: min(340px, 76%); }

.wordmark-stage {
  align-content: center;
  text-align: center;
  background: var(--ink);
}

.big-sentient {
  color: #fff;
  font-size: clamp(3.2rem, 6vw, 6.2rem);
  font-weight: 600;
  letter-spacing: .23em;
  text-indent: .23em;
  white-space: nowrap;
}

.small-development,
.signature-sub,
.animation-sub,
.finale-sub {
  margin-top: 22px;
  color: var(--orange);
  font-size: .86rem;
  font-weight: 800;
  letter-spacing: .45em;
  text-indent: .45em;
}

.asset-copy {
  padding: 32px 36px 38px;
}

.number {
  color: var(--orange);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .15em;
}

.asset-copy h3 {
  margin: 10px 0 10px;
  color: var(--blue);
  font-size: 1.5rem;
}

.asset-copy p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.concept-stack { display: grid; gap: 34px; }

.concept {
  display: grid;
  grid-template-columns: .34fr .66fr;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 28px;
  background: rgba(255,255,255,.045);
}

.concept-label {
  padding: 42px;
  border-right: 1px solid rgba(255,255,255,.12);
}

.concept-label > span {
  color: rgb(245,180,102);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .18em;
}

.concept-label h3 {
  margin: 12px 0;
  font-size: 1.7rem;
}

.concept-label p {
  margin: 0;
  color: rgba(255,255,255,.66);
  line-height: 1.7;
}

.concept-stage {
  min-height: 500px;
  padding: 50px;
  display: grid;
  place-items: center;
  background: #fff;
  color: var(--ink);
}

.announcement-stage {
  align-content: center;
  text-align: center;
  background: var(--ink);
  color: #fff;
}

.announcement-word,
.signature-word,
.animation-word {
  font-size: clamp(3.4rem, 7vw, 7.2rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: .23em;
  text-indent: .23em;
  white-space: nowrap;
}

.announcement-sub {
  margin-top: 25px;
  color: var(--orange);
  font-size: .83rem;
  font-weight: 800;
  letter-spacing: .46em;
  text-indent: .46em;
}

.announcement-stage p {
  margin-top: 48px;
  color: rgba(255,255,255,.70);
  font-size: 1.35rem;
  font-weight: 300;
}

.signature-stage {
  align-content: center;
  text-align: center;
}

.signature-stage img {
  width: 130px;
  margin-bottom: 34px;
  border-radius: 27px;
}

.signature-word,
.animation-word { color: var(--blue); }

.split-stage {
  grid-template-columns: .42fr .58fr;
  gap: 52px;
  text-align: left;
}

.split-stage img {
  width: 100%;
  max-width: 330px;
  border-radius: 28px;
}

.split-word {
  color: var(--blue);
  font-size: 1.15rem;
  font-weight: 750;
  letter-spacing: .24em;
}

.split-stage h4 {
  margin: 24px 0 18px;
  color: var(--blue);
  font-size: clamp(2.3rem, 4vw, 4.6rem);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -.05em;
}

.split-stage h4 em {
  color: var(--orange);
  font-style: normal;
}

.split-stage p {
  color: var(--muted);
  font-weight: 700;
  letter-spacing: .15em;
}

.animation-stage {
  position: relative;
  min-height: 580px;
  overflow: hidden;
}

.animation-stage button {
  position: absolute;
  top: 22px;
  right: 24px;
  padding: 10px 15px;
  color: var(--blue);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  font: 700 .82rem Manrope, sans-serif;
  cursor: pointer;
}

.animation-mark {
  display: grid;
  justify-items: center;
  opacity: 0;
}

.animation-mark img {
  width: 170px;
  border-radius: 34px;
}

.animation-sub { opacity: 0; }

.animation-mark.play {
  animation: markEnter 5.2s ease both;
}

.animation-mark.play img {
  animation: iconEnter 5.2s ease both;
}

.animation-mark.play .animation-word {
  animation: wordEnter 5.2s ease both;
}

.animation-mark.play .animation-sub {
  animation: subEnter 5.2s ease both;
}

@keyframes markEnter {
  0% { opacity: 1; }
  100% { opacity: 1; }
}

@keyframes iconEnter {
  0% { opacity: 0; transform: scale(.72); filter: blur(8px); }
  18% { opacity: 1; transform: scale(1); filter: blur(0); }
  54% { transform: scale(1); }
  74%,100% { transform: scale(.68) translateY(-20px); }
}

@keyframes wordEnter {
  0%,48% { opacity: 0; transform: translateY(24px); }
  68%,100% { opacity: 1; transform: translateY(0); }
}

@keyframes subEnter {
  0%,68% { opacity: 0; transform: translateY(12px); }
  84%,100% { opacity: 1; transform: translateY(0); }
}

.lab-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.lab-card {
  min-height: 245px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255,255,255,.86);
}

.lab-card.live {
  box-shadow: 0 18px 48px rgba(0,90,140,.10);
  transition: transform .2s ease;
}

.lab-card.live:hover { transform: translateY(-5px); }

.lab-card > span {
  color: var(--orange);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .16em;
}

.lab-card h3 {
  margin: 22px 0 12px;
  color: var(--blue);
  font-size: 1.45rem;
}

.lab-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.finale {
  min-height: 100vh;
  padding: 100px 6vw;
  display: grid;
  place-items: center;
  text-align: center;
  background: var(--ink);
}

.finale-inner img {
  width: 110px;
  margin: 0 auto 42px;
  border-radius: 24px;
}

.finale-word {
  display: block;
  color: #fff;
  font-size: clamp(4rem, 10vw, 9.7rem);
  font-weight: 600;
  letter-spacing: .24em;
  text-indent: .24em;
  line-height: 1;
}

.finale-sub { display: block; }

.finale-inner p {
  margin-top: 48px;
  color: rgba(255,255,255,.68);
  font-size: 1.25rem;
  font-weight: 300;
}

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .8s ease, transform .8s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

.delay-1 { transition-delay: .12s; }
.delay-2 { transition-delay: .24s; }

@media (max-width: 1050px) {
  nav a:not(.return-link) { display: none; }
  .asset-grid,
  .concept,
  .split-stage {
    grid-template-columns: 1fr;
  }

  .concept-label {
    border-right: 0;
    border-bottom: 1px solid rgba(255,255,255,.12);
  }

  .lab-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 700px) {
  .studio-header { height: 70px; padding: 0 22px; }
  .studio-signature small { display: none; }
  .section { padding: 90px 22px; }
  .studio-hero { padding: 118px 22px 70px; }
  .studio-hero h1 { font-size: 4.2rem; }

  .icon-stage,
  .wordmark-stage,
  .concept-stage {
    min-height: 390px;
    padding: 30px 20px;
  }

  .big-sentient,
  .announcement-word,
  .signature-word,
  .animation-word,
  .finale-word {
    font-size: 2.7rem;
    letter-spacing: .14em;
    text-indent: .14em;
  }

  .small-development,
  .announcement-sub,
  .signature-sub,
  .animation-sub,
  .finale-sub {
    letter-spacing: .28em;
    text-indent: .28em;
    font-size: .68rem;
  }

  .lab-grid { grid-template-columns: 1fr; }
  .concept-label { padding: 30px; }
}


/* ================================================================
   V14 STUDIO ACCESS GATE
   ================================================================ */
.studio-access {
  max-width: 600px;
  margin: 42px auto 0;
  padding: 26px;
  border: 1px solid rgba(0,90,140,.14);
  border-radius: 20px;
  background: rgba(255,255,255,.72);
  backdrop-filter: blur(12px);
  text-align: left;
}

.studio-access label {
  display: block;
  margin-bottom: 10px;
  color: var(--blue);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.studio-access-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
}

.studio-access input {
  min-width: 0;
  padding: 14px 15px;
  border: 1px solid rgba(0,90,140,.18);
  border-radius: 10px;
  outline: none;
  font: 600 1rem Manrope, sans-serif;
}

.studio-access input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(0,90,140,.08);
}

.studio-access button {
  padding: 14px 20px;
  border: 0;
  border-radius: 10px;
  color: #fff;
  background: var(--blue);
  font: 750 .9rem Manrope, sans-serif;
  cursor: pointer;
}

.studio-access-note {
  margin: 12px 0 0 !important;
  color: var(--muted) !important;
  font-size: .76rem !important;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.studio-access-error {
  min-height: 1.2em;
  margin: 8px 0 0 !important;
  color: var(--orange) !important;
  font-size: .85rem !important;
  font-weight: 700;
}

.studio-version {
  padding: 20px;
  text-align: center;
  color: rgba(255,255,255,.45);
  background: var(--ink);
  font-size: .72rem;
  letter-spacing: .12em;
}

[hidden] {
  display: none !important;
}

@media (max-width: 650px) {
  .studio-access-row {
    grid-template-columns: 1fr;
  }
}