.guide-hero {
  position: relative;
  overflow-x: clip;
  border-bottom: 1px solid var(--color-border);
  background:
    linear-gradient(var(--color-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-grid) 1px, transparent 1px),
    var(--color-bg);
  background-size: 32px 32px;
}

.guide-hero::before {
  position: absolute;
  top: 8%;
  right: -8%;
  width: 46%;
  height: 84%;
  border-radius: var(--radius-pill);
  background: var(--gradient-backdrop);
  content: "";
  filter: blur(54px);
  opacity: .72;
}

.guide-hero-inner {
  position: relative;
  min-height: 680px;
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(420px, .75fr);
  align-items: center;
  gap: clamp(40px, 7vw, 96px);
  padding-top: 80px;
  padding-bottom: 90px;
}

.guide-heading {
  position: relative;
  z-index: 2;
  max-width: 690px;
}

.guide-heading h1 {
  margin: 20px 0 0;
}

.guide-heading .lead {
  margin-top: 22px;
}

.guide-heading .button-row {
  margin-top: 28px;
}

.guide-facts {
  display: grid;
  gap: 10px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--color-border);
}

.guide-facts span {
  display: flex;
  align-items: baseline;
  gap: 12px;
  color: var(--color-muted);
  font-size: 14px;
}

.guide-facts strong {
  min-width: 112px;
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 12px;
}

.guide-route-panel {
  position: relative;
  z-index: 1;
  min-width: 0;
  padding: 26px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.guide-route-panel::after {
  position: absolute;
  right: -38px;
  bottom: -42px;
  width: 150px;
  height: 150px;
  border-radius: var(--radius-pill);
  background: var(--gradient-brand);
  content: "";
  opacity: .16;
}

.route-panel-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-subtle);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .08em;
}

.route-path {
  position: relative;
  display: grid;
  gap: 0;
  margin: 24px 0;
  padding: 0;
  list-style: none;
}

.route-path::before {
  position: absolute;
  top: 20px;
  bottom: 20px;
  left: 15px;
  width: 2px;
  background: var(--gradient-brand);
  content: "";
}

.route-path li {
  position: relative;
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 17px;
}

.route-node {
  position: relative;
  z-index: 1;
  width: 32px;
  height: 32px;
  flex: 0 0 auto;
  border: 8px solid var(--color-panel);
  border-radius: var(--radius-pill);
  background: var(--color-success);
  box-shadow: 0 0 0 1px var(--color-border);
}

.route-node.is-current {
  background: var(--color-warn);
  box-shadow: 0 0 0 5px var(--color-warn-soft);
}

.route-path strong,
.route-path small {
  display: block;
}

.route-path strong {
  color: var(--color-text);
  font-size: 15px;
}

.route-path small {
  margin-top: 2px;
  color: var(--color-subtle);
  font-family: var(--font-mono);
  font-size: 10px;
}

.route-bus {
  display: grid;
  grid-template-columns: 1fr 1.35fr .72fr;
  gap: 8px;
  padding-top: 18px;
  border-top: 1px solid var(--color-border);
}

.route-bus span {
  height: 7px;
  border-radius: var(--radius-pill);
  background: var(--gradient-brand);
}

.route-bus span:nth-child(2) {
  background: var(--gradient-current);
}

.route-bus span:nth-child(3) {
  background: var(--color-error);
}

.tutorial-main {
  position: relative;
  padding-top: 62px;
  padding-bottom: var(--section-space);
}

.tutorial-main > .wrap > .callout {
  max-width: 980px;
  margin-top: 0;
}

.tutorial-flow {
  max-width: 1080px;
  margin-inline: auto;
  counter-reset: guide-step;
}

.guide-step {
  position: relative;
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: clamp(20px, 4vw, 46px);
  padding-top: 72px;
  padding-bottom: 72px;
  border-bottom: 1px solid var(--color-border);
  counter-increment: guide-step;
}

.guide-step:last-child {
  border-bottom: 0;
}

.step-index {
  position: sticky;
  top: var(--toc-offset);
  width: 66px;
  height: 66px;
  display: grid;
  align-self: start;
  place-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 850;
  box-shadow: var(--shadow-panel);
}

.step-copy {
  min-width: 0;
}

.step-copy > p {
  max-width: 830px;
  margin-bottom: 20px;
  font-size: 17px;
  line-height: 1.9;
}

.step-kicker {
  display: block;
  margin-bottom: 12px;
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: .12em;
}

.step-copy h2 {
  margin-bottom: 24px;
  font-size: clamp(30px, 4vw, 46px);
}

.step-action {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid var(--color-border);
}

.step-action > span {
  color: var(--color-muted);
  font-size: 13px;
}

.text-link {
  color: var(--color-accent-dark);
  font-weight: 800;
}

.text-link:hover {
  color: var(--color-text);
}

.platform-instructions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 32px 0;
}

.platform-instruction {
  min-width: 0;
  padding: 25px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
}

.platform-instruction:nth-child(2),
.platform-instruction:nth-child(3) {
  background: var(--color-panel-soft);
}

.platform-instruction p {
  margin-bottom: 0;
  line-height: 1.85;
}

.platform-heading {
  display: flex;
  align-items: center;
  gap: 13px;
  margin-bottom: 18px;
}

.platform-heading h3 {
  margin: 0;
  font-size: 22px;
}

.verification-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 28px;
}

.verification-strip span {
  min-width: 0;
  padding: 15px;
  border-radius: var(--radius-sm);
  background: var(--color-success-soft);
  color: var(--color-text);
  font-size: 13px;
  font-weight: 760;
  text-align: center;
}

.verification-strip span + span {
  position: relative;
}

.verification-strip span + span::before {
  position: absolute;
  top: 50%;
  left: -8px;
  width: 8px;
  height: 2px;
  background: var(--color-success);
  content: "";
}

.completion-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 28px;
  margin-top: 34px;
  padding: clamp(24px, 4vw, 38px);
  border-radius: var(--radius-xl);
  background: var(--color-text);
  color: var(--color-panel);
}

.completion-panel h3 {
  margin: 18px 0 10px;
  color: var(--color-panel);
}

.completion-panel p {
  max-width: 670px;
  margin-bottom: 0;
  color: var(--color-subtle);
}

.completion-panel .badge {
  border-color: var(--color-muted);
  background: transparent;
  color: var(--color-panel);
}

.completion-panel .button-secondary {
  border-color: var(--color-muted);
  background: transparent;
  color: var(--color-panel);
}

@media (max-width: 900px) {
  .guide-hero-inner {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 46px;
    padding-top: 64px;
    padding-bottom: 72px;
  }

  .guide-heading {
    max-width: 760px;
  }

  .guide-route-panel {
    max-width: 620px;
  }

  .completion-panel {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .guide-hero::before {
    top: auto;
    right: -25%;
    bottom: 2%;
    width: 90%;
    height: 42%;
  }

  .guide-facts strong {
    min-width: 102px;
  }

  .tutorial-main {
    padding-top: 40px;
  }

  .guide-step {
    grid-template-columns: 1fr;
    gap: 18px;
    padding-top: 58px;
    padding-bottom: 58px;
  }

  .step-index {
    position: static;
    width: 54px;
    height: 54px;
    font-size: 16px;
  }

  .step-copy > p {
    font-size: 16px;
  }

  .platform-instructions {
    grid-template-columns: 1fr;
  }

  .verification-strip {
    grid-template-columns: 1fr;
  }

  .verification-strip span + span::before {
    top: -8px;
    left: 50%;
    width: 2px;
    height: 8px;
  }
}

@media (max-width: 480px) {
  .guide-route-panel {
    padding: 20px;
  }

  .guide-facts span {
    align-items: flex-start;
    flex-direction: column;
    gap: 2px;
  }

  .guide-facts strong {
    min-width: 0;
  }

  .platform-instruction {
    padding: 20px;
  }

  .step-action {
    align-items: stretch;
    flex-direction: column;
  }

  .step-action .button,
  .step-action .text-link {
    width: 100%;
  }

  .text-link {
    padding-block: 8px;
    text-align: center;
  }

  .completion-panel .button-row {
    align-items: stretch;
    flex-direction: column;
  }

  .completion-panel .button {
    width: 100%;
  }
}