/* Lane & Han — house site
   Ivory paper, ink, dust. One screen. Empty on purpose. */

:root {
  --paper: #f4efe6;
  --ink: #1a1814;
  --dust: #6e685c;
  --font: "Cormorant Garamond", "Times New Roman", Times, serif;
  --font-ko: "Noto Serif KR", "Apple SD Gothic Neo", "Malgun Gothic", serif;
}

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

html,
body {
  height: 100%;
  margin: 0;
}

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.is-locked {
  overflow: hidden;
}

.sheet {
  min-height: 100%;
  min-height: 100dvh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  padding: clamp(1.25rem, 4vw, 2rem) clamp(1.25rem, 5vw, 2.75rem);
}

/* —— Header —— */
.top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}

.top-name,
.top-year {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--dust);
}

.top-name {
  font-variant: small-caps;
}

.top-name .amp {
  letter-spacing: 0;
  font-style: italic;
  font-weight: 400;
  font-variant: normal;
  padding: 0 0.05em;
}

/* —— Center —— */
.center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem 0;
}

.wordmark {
  margin: 0;
  font-size: clamp(2.75rem, 9vw, 5.5rem);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.wordmark .amp,
.amp {
  font-style: italic;
  font-weight: 400;
  padding: 0 0.04em;
}

.places {
  margin: 1.35rem 0 0;
  font-size: clamp(0.95rem, 2.2vw, 1.1rem);
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--dust);
}

.line {
  margin: 2.65rem 0 0;
  max-width: 40rem;
  font-size: clamp(1.05rem, 2.4vw, 1.2rem);
  font-weight: 400;
  line-height: 1.55;
  color: var(--ink);
}

.line-ko {
  font-family: var(--font-ko);
  font-size: 0.92em;
  letter-spacing: -0.01em;
  color: var(--dust);
}

/* —— Footer —— */
.bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.5rem;
  padding-top: 1rem;
  padding-bottom: 0.25rem;
}

.action {
  appearance: none;
  border: 0;
  background: none;
  padding: 0;
  font: inherit;
  font-size: clamp(1rem, 2.2vw, 1.15rem);
  font-weight: 400;
  color: var(--ink);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.28em;
  text-decoration-color: var(--ink);
  cursor: pointer;
}

.action:hover {
  color: var(--dust);
  text-decoration-color: var(--dust);
}

.action:focus-visible {
  outline: 1px solid var(--ink);
  outline-offset: 6px;
}

.bottom .places {
  margin: 0;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
}

/* —— Introduction form —— */
.intro {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}

.intro[hidden] {
  display: none;
}

.intro-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(26, 24, 20, 0.28);
  cursor: pointer;
}

.intro-panel {
  position: relative;
  z-index: 1;
  width: min(100%, 34rem);
  padding: clamp(2rem, 5vw, 3rem);
  background: var(--paper);
  border: 1px solid rgba(26, 24, 20, 0.12);
}

.intro-close {
  position: absolute;
  top: 1rem;
  right: 1.1rem;
  appearance: none;
  border: 0;
  background: none;
  padding: 0.35rem;
  font: inherit;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  color: var(--dust);
  cursor: pointer;
}

.intro-close:hover {
  color: var(--ink);
}

.intro-title {
  margin: 0 0 2rem;
  font-size: clamp(1.6rem, 4vw, 2rem);
  font-weight: 500;
  line-height: 1.15;
}

.intro-form {
  display: grid;
  gap: 1.5rem;
}

.intro-field {
  display: grid;
  gap: 0.55rem;
}

.intro-field span {
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dust);
}

.intro-field input {
  width: 100%;
  font: inherit;
  font-size: clamp(1.45rem, 3.5vw, 1.85rem);
  line-height: 1.2;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(26, 24, 20, 0.28);
  border-radius: 0;
  padding: 0.85rem 0 1rem;
  outline: none;
}

.intro-field input:focus {
  border-bottom-color: var(--ink);
}

.intro-submit {
  appearance: none;
  justify-self: start;
  margin-top: 0.5rem;
  border: 0;
  background: none;
  padding: 0;
  font: inherit;
  font-size: 1.15rem;
  color: var(--ink);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.28em;
  cursor: pointer;
}

.intro-submit:hover {
  color: var(--dust);
}

.intro-status {
  margin: 0;
  font-size: 1.1rem;
  line-height: 1.4;
  color: var(--ink);
}

.honey {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.intro-submit:disabled {
  opacity: 0.45;
  cursor: wait;
}

@media (prefers-reduced-motion: no-preference) {
  .center > * {
    animation: rise 1.1s cubic-bezier(0.22, 1, 0.36, 1) both;
  }

  .wordmark {
    animation-delay: 0.05s;
  }

  .center .places {
    animation-delay: 0.18s;
  }

  .line {
    animation-delay: 0.3s;
  }

  .action {
    animation: rise 1.1s cubic-bezier(0.22, 1, 0.36, 1) both;
    animation-delay: 0.48s;
  }

  .intro-panel {
    animation: rise 0.45s cubic-bezier(0.22, 1, 0.36, 1) both;
  }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(0.6rem);
  }
  to {
    opacity: 1;
    transform: none;
  }
}