:root {
  --tone-deep: #0d1a63;
  --tone-core: #1a2ca3;
  --tone-bright: #2845d6;
  --tone-accent: #f68048;
  --tone-mist: #eef2ff;
  --tone-paper: #ffffff;
  --tone-ink: #10142b;
  --font-display: "Sora", sans-serif;
  --font-body: "Manrope", sans-serif;
  --step-xs: 0.75rem;
  --step-sm: 0.875rem;
  --step-md: 1rem;
  --step-lg: 1.25rem;
  --step-xl: 2rem;
  --space-xs: 0.4rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --curve-sm: 0.6rem;
  --curve-md: 1rem;
  --curve-lg: 1.4rem;
  --glow-soft: 0 0.6rem 1.4rem rgba(13, 26, 99, 0.18);
  --edge-soft: 1px solid rgba(40, 69, 214, 0.15);
  --ease-swift: all 0.3s ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: var(--font-body);
  background: linear-gradient(170deg, #f8f9ff 0%, #edf2ff 55%, #ffffff 100%);
  color: var(--tone-ink);
  line-height: 1.55;
  font-size: 16px;
  overflow-x: hidden;
}

a,
button {
  transition: var(--ease-swift);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--curve-md);
}

.shell-wrap {
  width: min(92%, 74rem);
  margin: 0 auto;
}

.basic-header {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 20;
  background: rgba(255, 255, 255, 0.92);
  border-bottom: var(--edge-soft);
  backdrop-filter: blur(8px);
}

.basic-bar {
  min-height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: 0.5rem 0;
}

.brand-word {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--tone-deep);
  text-decoration: none;
  letter-spacing: 0.03em;
}

.nav-toggle {
  border: none;
  background: var(--tone-deep);
  color: var(--tone-paper);
  border-radius: 100%;
  width: 2.1rem;
  height: 2.1rem;
  display: none;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1;
  z-index: 9999999999999999999;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.nav-links a {
  color: var(--tone-deep);
  text-decoration: none;
  font-size: var(--step-xs);
  font-weight: 700;
  padding: 0.3rem 0.6rem;
  border-radius: 2rem;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  background: var(--tone-mist);
}

.hero-vault {
  min-height: 94vh;
  position: relative;
  display: flex;
  align-items: center;
  isolation: isolate;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.hero-block {
  max-width: 36rem;
  padding: 4.8rem 0 2rem;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  color: var(--tone-deep);
  margin: 0 0 var(--space-sm);
  line-height: 1.2;
}

h1 {
  font-size: clamp(1.6rem, 5vw, 2.8rem);
}

h2 {
  font-size: clamp(1.3rem, 4vw, 2rem);
}

p {
  margin: 0 0 var(--space-md);
  font-size: var(--step-sm);
}

.tone-badge {
  display: inline-block;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  font-weight: 800;
  color: var(--tone-bright);
  margin-bottom: 0.8rem;
  text-transform: uppercase;
}

.act-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.act-key {
  border: none;
  text-decoration: none;
  cursor: pointer;
  font-size: var(--step-xs);
  font-weight: 700;
  border-radius: 2rem;
  padding: 0.58rem 1rem;
}

.act-key.main {
  background: linear-gradient(140deg, var(--tone-core), var(--tone-bright));
  color: var(--tone-paper);
}

.act-key.alt {
  background: rgba(255, 255, 255, 0.84);
  color: var(--tone-core);
  border: var(--edge-soft);
}

.act-key:hover,
.act-key:focus-visible {
  transform: translateY(-0.1rem);
}

.panel-rail {
  display: grid;
  gap: var(--space-md);
  margin: 1.8rem 0;
}

.panel-cell {
  background: rgba(255, 255, 255, 0.9);
  border-radius: var(--curve-md);
  border: var(--edge-soft);
  box-shadow: var(--glow-soft);
  padding: 1rem;
}

.panel-cell h3 {
  font-size: 1rem;
}

.drift-zone {
  margin: var(--space-xl) auto;
  position: relative;
}

.drift-strip {
  background: var(--tone-paper);
  border-radius: var(--curve-lg);
  box-shadow: var(--glow-soft);
  border: var(--edge-soft);
  padding: 1.3rem;
  max-width: 32rem;
}

.drift-strip:nth-child(2n) {
  margin-left: auto;
  transform: rotate(-2deg);
}

.drift-strip:nth-child(2n + 1) {
  transform: rotate(1.8deg);
}

.photo-pack {
  display: grid;
  gap: var(--space-sm);
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
}

.photo-card {
  background: var(--tone-paper);
  border-radius: var(--curve-md);
  padding: 0.6rem;
  box-shadow: var(--glow-soft);
  border: var(--edge-soft);
}

.tile-angle {
  margin: var(--space-xl) auto;
  background: linear-gradient(120deg, rgba(13, 26, 99, 0.92), rgba(40, 69, 214, 0.86));
  color: var(--tone-paper);
  border-radius: var(--curve-lg);
  transform: rotate(-1.2deg);
  padding: 1.6rem;
}

.tile-angle > div {
  transform: rotate(1.2deg);
}

.tile-angle h2,
.tile-angle h3 {
  color: var(--tone-paper);
}

.map-box {
  border: 0;
  width: 100%;
  min-height: 16rem;
  border-radius: var(--curve-md);
}

.form-glass {
  display: grid;
  gap: var(--space-sm);
  background: var(--tone-paper);
  border-radius: var(--curve-md);
  border: var(--edge-soft);
  box-shadow: var(--glow-soft);
  padding: 1rem;
}

.form-glass label {
  display: grid;
  gap: 0.35rem;
  font-size: var(--step-xs);
  font-weight: 700;
  color: var(--tone-deep);
}

.form-glass input,
.form-glass textarea {
  border: var(--edge-soft);
  border-radius: 0.6rem;
  padding: 0.6rem;
  font-size: var(--step-sm);
  width: 100%;
  font-family: var(--font-body);
}

.form-glass textarea {
  min-height: 7rem;
  resize: vertical;
}

.check-row {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: var(--step-xs);
}

.quiet-foot {
  margin-top: var(--space-xl);
  padding: 1rem 0 1.4rem;
  border-top: var(--edge-soft);
}

.quiet-foot p,
.quiet-foot a {
  font-size: 0.72rem;
  color: var(--tone-ink);
}

.link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.85rem;
}

.price-deck {
  display: grid;
  gap: var(--space-sm);
  grid-template-columns: repeat(auto-fit, minmax(12.5rem, 1fr));
}

.price-unit {
  background: var(--tone-paper);
  border: var(--edge-soft);
  border-radius: var(--curve-md);
  padding: 1rem;
  box-shadow: var(--glow-soft);
}

.price-flag {
  font-size: 1.2rem;
  color: var(--tone-accent);
  font-family: var(--font-display);
  margin-bottom: 0.4rem;
}

.bubble-note {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  width: min(90%, 20rem);
  background: var(--tone-paper);
  border-radius: var(--curve-md);
  border: var(--edge-soft);
  box-shadow: var(--glow-soft);
  padding: 1rem;
  z-index: 90;
}

.bubble-note[hidden] {
  display: none;
}

.solo-main {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1rem;
  text-align: center;
}

@media (min-width: 90rem) {
  .shell-wrap {
    width: min(90%, 82rem);
  }

  .hero-block {
    max-width: 40rem;
  }
}

@media (max-width: 75rem) {
  .shell-wrap {
    width: min(94%, 68rem);
  }

  .hero-block {
    max-width: 34rem;
  }
}

@media (max-width: 56rem) {
  .shell-wrap {
    width: min(95%, 52rem);
  }

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

  .nav-links {
    position: fixed;
    inset: 0;
    width: 100vw;
    height: 100dvh;
    background: rgba(13, 26, 99, 0.96);
    padding: 4.5rem 1.2rem 1.2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.85rem;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-1rem);
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
    z-index: 30;
    overflow-y: auto;
  }

  .nav-links[data-open="true"] {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-links a {
    color: var(--tone-paper);
    font-size: 1rem;
    width: min(100%, 20rem);
    text-align: center;
    padding: 0.65rem 0.9rem;
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 2rem;
  }

  .nav-links a:hover,
  .nav-links a:focus-visible {
    background: rgba(255, 255, 255, 0.15);
  }

  .hero-vault {
    min-height: 88vh;
  }

  .drift-strip {
    max-width: 100%;
    transform: none;
  }

  .drift-strip:nth-child(2n),
  .drift-strip:nth-child(2n + 1) {
    transform: none;
  }

  .tile-angle,
  .tile-angle > div {
    transform: none;
  }

  .map-box {
    min-height: 14rem;
  }
}

@media (max-width: 40rem) {
  .shell-wrap {
    width: min(96%, 38rem);
  }

  .hero-vault {
    min-height: 80vh;
  }

  .hero-block {
    padding: 4.4rem 0 1.2rem;
  }

  .nav-links {
    padding: 4rem 0.9rem 1rem;
  }

  .panel-cell,
  .drift-strip,
  .price-unit,
  .form-glass {
    padding: 0.85rem;
  }

  .bubble-note {
    left: 0.65rem;
    right: 0.65rem;
    bottom: 0.65rem;
    width: auto;
    padding: 0.85rem;
  }

  .map-box {
    min-height: 12.5rem;
  }
}

@media (max-width: 25rem) {
  html,
  body {
    font-size: 15px;
  }

  .basic-bar {
    gap: 0.4rem;
    min-height: 3.5rem;
  }

  .brand-word {
    font-size: 0.95rem;
  }

  .act-key {
    width: 100%;
    text-align: center;
  }

  .act-row {
    gap: 0.5rem;
  }

  .nav-links a {
    width: min(100%, 18rem);
  }

  .map-box {
    min-height: 11.5rem;
  }
}

@media (max-width: 20rem) {
  html,
  body {
    font-size: 14px;
  }

  .shell-wrap {
    width: 95%;
  }

  .brand-word {
    font-size: 0.86rem;
  }

  .nav-toggle {
    width: 1.9rem;
    height: 1.9rem;
  }

  h1 {
    font-size: 1.35rem;
  }

  h2 {
    font-size: 1.1rem;
  }

  .panel-cell,
  .drift-strip,
  .price-unit,
  .form-glass {
    padding: 0.72rem;
  }

  .bubble-note {
    left: 0.45rem;
    right: 0.45rem;
    bottom: 0.45rem;
    padding: 0.72rem;
  }
}