:root {
 --bg: #ffffff;
 --text: #050505;
 --muted: #6a6a6a;
 --border: rgba(5, 5, 5, 0.12);
 --border-strong: rgba(5, 5, 5, 0.95);
 --shadow: 0 12px 40px rgba(0, 0, 0, 0.05);
 --shadow-hover: 0 24px 60px rgba(0, 0, 0, 0.08);
}

* {
 box-sizing: border-box;
}

html {
 scroll-behavior: smooth;
}

body {
 margin: 0;
 min-height: 100vh;
 background: var(--bg);
 color: var(--text);
 font-family: Inter, Geist, "SF Pro Display", "SF Pro Text", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
 -webkit-font-smoothing: antialiased;
 -moz-osx-font-smoothing: grayscale;
 text-rendering: optimizeLegibility;
}

a {
 color: inherit;
 text-decoration: none;
}

.page-shell {
 min-height: 100vh;
 width: 100%;
 max-width: 1240px;
 margin: 0 auto;
 padding: 28px 20px 32px;
 display: grid;
 grid-template-rows: auto 1fr;
}

.site-header {
 display: flex;
 justify-content: center;
 align-items: center;
 padding-top: 4px;
 animation: fadeSlide 0.8s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.brand-logo {
 display: block;
 width: clamp(136px, 16vw, 184px);
 height: auto;
}

.hero {
 width: 100%;
 min-height: calc(100vh - 110px);
 display: flex;
 flex-direction: column;
 align-items: center;
 justify-content: center;
 text-align: center;
 gap: 44px;
 padding: 12px 0 32px;
 animation: fadeSlide 0.95s cubic-bezier(0.22, 1, 0.36, 1) 0.08s both;
}

.hero h1 {
 margin: 0 auto;
 max-width: 9ch;
 font-size: clamp(3.3rem, 8vw, 6.6rem);
 line-height: 0.9;
 letter-spacing: -0.085em;
 font-weight: 700;
 text-wrap: balance;
 text-align: center;
}

.choice-grid {
 width: min(100%, 760px);
 display: grid;
 grid-template-columns: 1fr;
 gap: 18px;
 align-items: stretch;
 justify-items: center;
}

.choice-card {
 min-height: 170px;
 padding: 28px 28px 24px;
 border: 2px solid var(--border-strong);
 background: #fff;
 display: grid;
 grid-template-columns: auto 1fr;
 align-items: center;
 gap: 18px;
 text-align: left;
 border-radius: 14px;
 box-shadow: var(--shadow);
 transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.choice-card:hover,
.choice-card:focus-visible {
 transform: translateY(-6px);
 box-shadow: var(--shadow-hover);
 border-color: var(--border-strong);
 outline: none;
}

.choice-card:active,
.choice-card.is-clicked {
 transform: translateY(-2px);
}

.choice-emoji {
 font-size: 1.7rem;
 line-height: 1;
 padding-top: 2px;
}

.choice-copy {
 display: flex;
 flex-direction: column;
 gap: 10px;
}

.choice-title {
 font-size: 1.2rem;
 line-height: 1.05;
 letter-spacing: -0.04em;
 font-weight: 700;
}

.choice-subtitle {
 font-size: 0.97rem;
 line-height: 1.35;
 color: var(--muted);
}

@keyframes fadeSlide {
 from {
  opacity: 0;
  transform: translateY(26px);
 }
 to {
  opacity: 1;
  transform: translateY(0);
 }
}

@media (min-width: 768px) {
 .page-shell {
  padding: 32px 32px 48px;
 }

 .hero {
  gap: 48px;
 }

 .choice-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
 }

 .choice-card {
  min-height: 176px;
  padding: 28px 28px 26px;
 }

 .choice-title {
  font-size: 1.28rem;
 }

 .choice-subtitle {
  font-size: 1rem;
 }
}

@media (max-width: 639px) {
 .hero {
  gap: 28px;
 }

 .hero h1 {
  font-size: clamp(2.7rem, 14vw, 4.2rem);
 }

 .choice-card {
  min-height: 132px;
  padding: 20px 20px 18px;
  gap: 14px;
 }

 .choice-title {
  font-size: 1.08rem;
 }

 .choice-subtitle {
  font-size: 0.93rem;
 }
}