:root {
  --black: #191919;
  --text: #232326;
  --muted: #646464;
  --soft: #afafaf;
  --cyan: #00ffff;
  --cyan-soft: #afffff;
  --blue-bg: #f2f6ff;
  --purple: #323264;
  --purple-line: #b4b4dc;
  --border: rgba(0, 0, 0, 0.08);
  --shadow: 0 22px 60px rgba(25, 25, 60, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background: white;
  font-family: Inter, "PingFang SC", -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
  overflow-x: hidden;
}

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

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.88);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(56px) saturate(180%);
}
.nav-inner {
  max-width: 1080px;
  height: 64px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand img { width: 188px; height: 52px; }
.mobile-menu-button,
.mobile-nav-spacer,
.mobile-menu { display: none; }
.nav-links { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; color: rgba(0,0,0,.85); }
.nav-links a {
  position: relative;
  padding: 10px 12px;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 4px;
  width: 0;
  height: 2px;
  background: var(--black);
  transform: translateX(-50%);
  transition: width .28s ease;
}
.nav-links a:hover::after { width: 60%; }
.nav-cta {
  height: 36px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: var(--black);
  color: white;
  font-size: 14px;
  font-weight: 700;
}

.snap-page { scroll-snap-type: y proximity; }
.snap-section {
  min-height: calc(100vh - 64px);
  scroll-snap-align: start;
}
.container {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
}
.hero, .cta {
  position: relative;
  min-height: calc(100vh - 64px);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: white;
  background-image: url("assets/travel-hero.jpg");
  background-size: cover;
  background-position: center;
  text-align: center;
}
.cta {
  background-image: url("assets/light-steel-hero.jpg");
  background-position: center;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,.28), rgba(0,0,0,.62));
}
.cta .hero-overlay {
  background: linear-gradient(180deg, rgba(0,0,0,.36), rgba(0,0,0,.68));
}
.hero-content, .cta-content {
  position: relative;
  z-index: 1;
  width: min(1080px, calc(100% - 32px));
  padding: 60px 0;
}
.eyebrow {
  margin: 0 0 16px;
  color: rgba(255,255,255,.86);
  font-size: clamp(13px, 1.1vw, 16px);
  text-shadow: 0 2px 8px rgba(0,0,0,.4);
}
h1, h2 {
  margin: 0;
  color: inherit;
  font-size: clamp(2.5rem, 7.5vw, 5rem);
  line-height: 1.12;
  font-weight: 650;
  letter-spacing: 0;
}
.hero h1, .cta h2 { text-shadow: 0 4px 16px rgba(0,0,0,.4); }
.hero-subtitle, .cta p {
  max-width: 860px;
  margin: 28px auto 0;
  color: var(--cyan-soft);
  font-size: clamp(1rem, 2.5vw, 1.625rem);
  line-height: 1.5;
  text-shadow: 0 2px 8px rgba(0,0,0,.4);
}
.steps {
  max-width: 920px;
  margin: 24px auto;
  padding: 10px 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid rgba(0,255,255,.5);
  border-bottom: 1px solid rgba(0,255,255,.5);
}
.steps div { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.steps b {
  color: var(--cyan-soft);
  font-size: 3.75rem;
  line-height: 50px;
  font-weight: 650;
  text-shadow: 0 2px 6px rgba(0,0,0,.4);
}
.steps span {
  color: white;
  font-size: 1.25rem;
  line-height: 1.2;
  text-shadow: 0 2px 6px rgba(0,0,0,.4);
}
.button {
  min-height: 60px;
  padding: 0 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-size: 1.325rem;
  font-weight: 700;
  transition: transform .25s ease, background .25s ease, box-shadow .25s ease;
}
.button:hover { transform: translateY(-2px); }
.button.primary {
  background: var(--cyan);
  color: black;
  box-shadow: 0 4px 14px rgba(0,255,255,.25);
}
.button.primary:hover { background: #00e0e0; }
.button.secondary {
  color: #19197d;
  border: 2px solid #b4b4dc;
  background: white;
}
.button.disabled {
  color: white;
  background: #afafaf;
  pointer-events: none;
  opacity: .7;
}

.section {
  display: flex;
  align-items: center;
  padding: 72px 0;
}
.section.blue { background: var(--blue-bg); }
.section.white { background: white; }
.section-head {
  max-width: 880px;
  margin: 0 auto 40px;
  text-align: center;
}
.section-head h2 { color: var(--black); }
.section-head p {
  margin: 12px auto 0;
  color: var(--soft);
  font-size: clamp(1rem, 2.5vw, 1.625rem);
  line-height: 1.4;
}

.plan-card {
  position: relative;
  overflow: hidden;
  padding: 32px 48px 48px;
  border: 2px solid var(--purple-line);
  border-radius: 24px;
  background: white;
  box-shadow: var(--shadow);
}
.plan-price {
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.plan-price strong {
  color: var(--purple);
  font-size: 36px;
  line-height: 36px;
}
.plan-price span {
  color: var(--muted);
  font-size: 16px;
}
.plan-desc {
  margin-top: 16px;
  max-width: 760px;
  color: var(--purple);
  font-size: 16px;
  line-height: 24px;
}
.plan-desc p { margin: 0; }
.plan-desc p + p {
  margin-top: 4px;
  color: rgba(50, 50, 100, .85);
  font-size: 14px;
}
.plan-line {
  max-width: 760px;
  height: 1px;
  margin: 16px 0;
  background: #e1e1e1;
}
.plan-features {
  max-width: 760px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px 24px;
}
.plan-features p {
  margin: 0 0 6px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
  line-height: 24px;
  white-space: nowrap;
}
.plan-features i {
  width: 6px;
  height: 6px;
  flex: 0 0 auto;
  margin-top: 9px;
  border-radius: 999px;
  background: #32e132;
}
.plan-button {
  position: absolute;
  top: 48px;
  right: 48px;
  min-height: 60px;
  color: white;
  background: linear-gradient(-73deg, #19197d 0%, #6464ff 100%);
}
.plan-claw {
  position: absolute;
  right: -76px;
  bottom: -64px;
  width: 220px;
  opacity: .12;
  transform: rotate(25deg);
  pointer-events: none;
}

.role-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}
.role-card {
  min-height: 264px;
  padding: 22px 20px;
  border-radius: 16px;
  transition: transform .25s ease, box-shadow .25s ease;
}
.role-card:hover { transform: translateY(-4px); box-shadow: 0 16px 36px rgba(25,25,25,.08); }
.role-card h3 { margin: 0; color: var(--black); font-size: 1rem; line-height: 24px; }
.role-card h4 { margin: 0; color: var(--black); font-size: 1rem; line-height: 20px; font-weight: 650; }
.role-card div { height: 1px; margin: 12px 0; background: rgba(25,25,25,.18); }
.role-card ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: .9rem;
  line-height: 1.65;
}
.bg-blue { background: #f2f6ff; }
.bg-cream { background: #fffae6; }
.bg-green { background: #ebfaeb; }
.bg-pink { background: #fceeee; }

.skill-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}
.skill-card {
  min-height: 300px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  border: 2px solid var(--purple-line);
  border-radius: 24px;
  background: white;
  box-shadow: var(--shadow);
}
.skill-card span {
  width: fit-content;
  padding: 6px 10px;
  border-radius: 999px;
  background: #f2f6ff;
  color: var(--purple);
  font-size: 13px;
  font-weight: 800;
}
.skill-card h3 { margin: 18px 0 10px; color: var(--black); font-size: 22px; line-height: 1.2; }
.skill-card p { flex: 1; margin: 0; color: var(--muted); line-height: 1.65; }
.skill-card button,
.contact-card button,
.chat-input button {
  border: 0;
  cursor: pointer;
  font: inherit;
}
.skill-card button {
  min-height: 44px;
  margin-top: 22px;
  border-radius: 999px;
  background: linear-gradient(-73deg, #19197d 0%, #6464ff 100%);
  color: white;
  font-weight: 800;
}

.cta-content h2 { max-width: 980px; margin: 0 auto; }
.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) 380px;
  gap: 36px;
  align-items: center;
  text-align: left;
}
.contact-layout h2,
.contact-layout p { margin-left: 0; margin-right: 0; }
.contact-card {
  padding: 24px;
  border-radius: 20px;
  background: rgba(255,255,255,.92);
  color: var(--black);
  box-shadow: 0 18px 48px rgba(0,0,0,.22);
}
.contact-card label {
  display: block;
  margin-bottom: 14px;
  color: var(--black);
  font-size: 13px;
  font-weight: 800;
}
.contact-card input,
.contact-card textarea,
.chat-input textarea {
  width: 100%;
  margin-top: 7px;
  padding: 12px 14px;
  border: 1px solid #d8d8df;
  border-radius: 12px;
  background: #f5f5f7;
  color: var(--black);
  font: inherit;
  resize: none;
}
.contact-card button {
  width: 100%;
  min-height: 48px;
  border-radius: 999px;
  background: var(--cyan);
  color: black;
  font-weight: 850;
}
.contact-card small {
  display: block;
  margin-top: 12px;
  color: var(--muted);
  line-height: 1.5;
}
footer {
  min-height: 260px;
  padding: 56px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  background: #f5f5f7;
  color: rgba(0,0,0,.58);
  text-align: center;
  font-size: 14px;
}
footer img { width: 188px; }

.chat-fab {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 70;
  width: 56px;
  height: 56px;
  border: 0;
  border-radius: 999px;
  background: #323264;
  color: white;
  box-shadow: 0 8px 28px rgba(50,50,100,.4);
  cursor: pointer;
  font-size: 24px;
  font-weight: 900;
}
.chat-drawer {
  position: fixed;
  right: 24px;
  bottom: 92px;
  z-index: 70;
  width: min(380px, calc(100vw - 32px));
  overflow: hidden;
  border-radius: 20px;
  background: white;
  box-shadow: 0 24px 70px rgba(0,0,0,.28);
  transform: translateY(18px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease, transform .25s ease;
}
.chat-drawer.is-open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.chat-head {
  padding: 18px 18px 14px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  background: #323264;
  color: white;
}
.chat-head b, .chat-head span { display: block; }
.chat-head span { margin-top: 4px; color: rgba(255,255,255,.72); font-size: 13px; }
.chat-head button {
  border: 0;
  background: transparent;
  color: white;
  cursor: pointer;
  font-size: 24px;
}
.chat-body {
  max-height: 340px;
  padding: 16px;
  overflow: auto;
  color: var(--black);
}
.chat-body p {
  margin: 0 0 12px;
  padding: 10px 12px;
  border-radius: 14px;
  line-height: 1.55;
  font-size: 14px;
}
.chat-body .bot { background: #f2f6ff; }
.chat-body .user { margin-left: 34px; background: #ebfaeb; }
.suggestions { display: grid; gap: 8px; }
.suggestions button {
  padding: 10px 12px;
  border: 1px solid #e1e1e1;
  border-radius: 999px;
  background: white;
  color: var(--purple);
  cursor: pointer;
  font-weight: 750;
  text-align: left;
}
.chat-input {
  padding: 12px;
  display: grid;
  grid-template-columns: 1fr 76px;
  gap: 8px;
  border-top: 1px solid #ececf1;
}
.chat-input textarea { margin-top: 0; }
.chat-input button {
  border-radius: 12px;
  background: var(--cyan);
  color: black;
  font-weight: 850;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .9s cubic-bezier(.16, 1, .3, 1), transform .9s cubic-bezier(.16, 1, .3, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .nav-inner { height: 56px; padding: 0 16px; }
  .mobile-menu-button {
    width: 40px;
    height: 40px;
    display: inline-flex;
    flex: 0 0 auto;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--black);
    cursor: pointer;
  }
  .mobile-menu-button:hover { background: #f5f5f7; }
  .mobile-menu-button span {
    width: 18px;
    height: 2px;
    border-radius: 999px;
    background: currentColor;
  }
  .mobile-nav-spacer {
    width: 40px;
    height: 40px;
    display: block;
    flex: 0 0 auto;
  }
  .mobile-menu {
    display: grid;
    gap: 4px;
    max-height: 0;
    overflow: hidden;
    padding: 0 16px;
    border-top: 0 solid transparent;
    background: rgba(255,255,255,.94);
    backdrop-filter: blur(28px) saturate(180%);
    transition: max-height .24s ease, padding .24s ease, border-color .24s ease;
  }
  .mobile-menu.is-open {
    max-height: 260px;
    padding: 8px 16px 14px;
    border-top: 1px solid rgba(0,0,0,.08);
  }
  .mobile-menu a {
    padding: 12px 14px;
    border-radius: 12px;
    color: rgba(0,0,0,.85);
    font-size: 15px;
    font-weight: 750;
  }
  .mobile-menu a:hover { background: #f5f5f7; }
  .nav-links { display: none; }
  .nav-inner { justify-content: space-between; }
  .brand { position: absolute; left: 50%; transform: translateX(-50%); }
  .brand img { width: 148px; height: auto; }
  .nav-cta { display: none; }
  .steps, .plan-features { grid-template-columns: 1fr; }
  .role-grid, .skill-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .plan-card { padding: 32px 28px; }
  .plan-button { position: static; margin-top: 24px; }
  .plan-features p { white-space: normal; }
  .plan-claw { display: none; }
  .contact-layout { grid-template-columns: 1fr; text-align: center; }
  .contact-layout h2, .contact-layout p { margin-left: auto; margin-right: auto; }
}

@media (max-width: 560px) {
  .nav-cta { display: none; }
  .hero-content, .cta-content { width: min(100% - 28px, 1080px); }
  .steps div { flex-direction: row; justify-content: flex-start; padding: 6px 0; }
  .steps b { width: 60px; flex: 0 0 auto; font-size: 3rem; }
  .button { width: 100%; padding: 0 24px; font-size: 1.1rem; }
  .section { padding: 56px 0; }
  .role-grid, .skill-grid { grid-template-columns: 1fr; }
  .chat-fab { right: 16px; bottom: 16px; }
  .chat-drawer { right: 16px; bottom: 82px; }
}