:root {
  color-scheme: light;
  --paper: #f5f2eb;
  --ink: #343a33;
  --muted: #6d7266;
  --line: #deddd2;
  --sand: #b38958;
  --serif: 'Yu Mincho', 'Hiragino Mincho ProN', serif;
  --sans: -apple-system, BlinkMacSystemFont, 'Hiragino Kaku Gothic ProN', 'Yu Gothic', sans-serif;
  --gutter: clamp(16px, 4vw, 32px);
  font-family: var(--sans);
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font-size: 14px; line-height: 1.7; -webkit-font-smoothing: antialiased; }
button, input, textarea, select { font: inherit; color: inherit; }
button, a, input, textarea, select { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; touch-action: manipulation; }
a { color: inherit; text-decoration: none; }
button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible { outline: 2px solid #8f693e; outline-offset: 4px; }
[hidden] { display: none !important; }
.header, main, footer { width: 100%; max-width: 1160px; margin-inline: auto; padding-left: max(var(--gutter), env(safe-area-inset-left)); padding-right: max(var(--gutter), env(safe-area-inset-right)); }
.header { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px 16px; padding-top: max(12px, env(safe-area-inset-top)); padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; font: 18px var(--serif); letter-spacing: .06em; }
.mark { font-size: 23px; filter: grayscale(1); opacity: .65; }
.text-button { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; border: 0; background: none; padding: 8px; font-size: 12px; }
.text-button span { margin-inline: 4px; }
.hero { display: flex; flex-direction: column; align-items: center; gap: 24px; padding-block: 20px 36px; }
.hero > *, .moments > * { min-width: 0; }
.hourglass-scene { position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; isolation: isolate; width: 100%; padding-bottom: 0; background: radial-gradient(ellipse at 50% 48%, #e9e1d2a6, transparent 66%); }
.hourglass { display: block; width: min(100%, 510px); width: min(100%, calc(70svh * .705882), 560px); height: auto; aspect-ratio: 360 / 510; flex: none; z-index: 1; filter: drop-shadow(8px 12px 8px #705b3410); }
.orbit { position: absolute; z-index: -1; top: 50%; left: 50%; transform: translate(-50%, -50%); width: min(80%, 530px); aspect-ratio: 1; border: 1px solid #ded9cb80; border-radius: 50%; }
.orbit-two { width: min(96%, 660px); border-style: dashed; border-color: #e1dccf70; }
.sand-stream { animation: flow .7s linear infinite; }
@keyframes flow { to { stroke-dashoffset: -14; } }
.hero-copy { width: 100%; max-width: 650px; text-align: center; }
h1 { margin: 0 0 12px; font-size: 18px; font-weight: 400; }
.counter-label { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px; font-size: 12px; color: var(--muted); }
.badge { border: 1px solid var(--line); border-radius: 3px; padding: 2px 6px; font-size: 11px; }
.hero-actions { margin-top: 22px; }
.primary { display: inline-flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 48px; max-width: 100%; padding: 12px 20px; border: 1px solid var(--ink); border-radius: 3px; background: var(--ink); color: #fffdf8; font-size: 14px; transition: background .2s; }
.hero-actions > p, .disclaimer { font-size: 12px; color: var(--muted); line-height: 1.9; overflow-wrap: anywhere; }
.hero-actions > p { margin: 12px 0 0; }
.disclaimer { max-width: 460px; margin: 14px auto 0; }
.journey { padding-block: 24px; border-top: 1px solid var(--line); }
.journey-heading { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 4px 16px; }
.journey-heading h2 { margin: 0; font-size: 16px; font-weight: 400; }
.progress-track { height: 7px; margin-block: 16px; overflow: hidden; border-radius: 4px; background: #e1e0d4; }
.progress-track > div { width: 0; height: 100%; background: var(--sand); transition: width .8s; }
.progress-legend { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 16px; font-size: 12px; color: var(--muted); }
.progress-legend span { display: flex; align-items: center; flex-wrap: wrap; gap: 7px; }
.progress-legend strong { color: var(--ink); font-weight: 400; }
.past-dot { display: inline-block; flex: none; width: 7px; height: 7px; border-radius: 50%; background: var(--sand); }
.moments { display: grid; grid-template-columns: minmax(0, 1fr); border-bottom: 1px solid var(--line); }
.moments > div { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 6px 12px; padding-block: 16px; border-top: 1px solid var(--line); }
.moments h2 { grid-column: 1 / -1; margin: 0 0 12px; font-size: 16px; font-weight: 400; }
.small-label { font-size: 12px; color: var(--muted); }
.moments p { margin: 0; font-size: 14px; }
.moments strong { margin-inline: 5px; font: 30px Georgia, serif; }
footer { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 16px; padding-top: 16px; padding-bottom: max(16px, env(safe-area-inset-bottom)); border-top: 1px solid var(--line); font: 13px var(--serif); }
dialog { width: min(470px, calc(100% - 24px)); min-width: 0; max-width: calc(100% - 24px); max-height: calc(100vh - 24px); max-height: calc(100dvh - 24px); margin: auto; overflow: auto; overscroll-behavior: contain; scroll-padding-block: 24px; padding: clamp(20px, 4vw, 32px); border: 1px solid var(--line); border-radius: 6px; background: var(--paper); color: var(--ink); box-shadow: 0 20px 90px #262c2730; }
dialog::backdrop { background: #242e2580; backdrop-filter: blur(4px); }
.dialog-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
#about .dialog-top { justify-content: flex-end; }
.eyebrow { font: 14px var(--serif); letter-spacing: .08em; }
.close:not(.primary) { display: grid; place-items: center; flex: none; min-width: 44px; min-height: 44px; padding: 4px; border: 0; background: none; color: var(--muted); font-size: 27px; }
dialog h2 { margin: 16px 0 12px; font-size: 25px; font-weight: 400; line-height: 1.5; }
dialog p { font-size: 13px; line-height: 1.9; color: var(--muted); }
dialog label { display: block; margin: 20px 0 8px; font-size: 14px; }
dialog label small { display: inline-block; margin-left: 6px; font-size: 11px; color: var(--muted); }
dialog input, dialog select { display: block; width: 100%; min-width: 0; max-width: 100%; min-height: 48px; padding: 11px 12px; border: 1px solid #cfcebf; border-radius: 3px; background: #fbf9f3; font-size: 16px; }
.age-field { display: flex; align-items: center; gap: 12px; }
.age-field input { width: 120px; }
.field-help, .privacy { font-size: 12px; }
.privacy { text-align: center; }
.full { width: 100%; margin-top: 16px; }
.reset { display: flex; margin: 12px auto 0; text-decoration: underline; text-underline-offset: 4px; }
#form-error { color: #a44832; font-size: 13px; }
.onboarding > header, .onboarding > main, .onboarding > footer { display: none; }
.onboarding #settings[open] { display: grid; grid-template-columns: minmax(0, 1fr); align-items: start; gap: 24px; width: 100%; max-width: none; position: static; inset: auto; height: auto; min-height: 100vh; min-height: 100svh; max-height: none; overflow: visible; overscroll-behavior: auto; margin: 0; padding: 20px var(--gutter); padding-left: max(var(--gutter), env(safe-area-inset-left)); padding-right: max(var(--gutter), env(safe-area-inset-right)); padding-top: max(20px, env(safe-area-inset-top)); padding-bottom: max(24px, env(safe-area-inset-bottom)); border: 0; border-radius: 0; box-shadow: none; }
.onboarding #settings::backdrop { background: var(--paper); backdrop-filter: none; }
.onboarding #settings form { width: 100%; min-width: 0; max-width: 470px; margin: 0 auto; padding: clamp(16px, 4vw, 28px); border: 1px solid var(--line); border-radius: 6px; background: #fbf9f380; }
.onboarding #settings .dialog-top .close, .onboarding #settings .reset { display: none; }
#onboarding-scene { width: 100%; min-width: 0; max-width: 650px; margin: 0 auto; }
.onboarding .hourglass { width: min(100%, 260px); width: min(100%, calc(45svh * .705882), 340px); }
.onboarding .orbit { width: min(70%, 330px); }
.onboarding .orbit-two { width: min(88%, 400px); }
.noscript-message { padding: 32px var(--gutter); text-align: center; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
@media (min-width: 600px) {
  .header { padding-block: 22px; }
  .brand { font-size: 20px; }
  .hero { padding-top: 24px; }
  .moments { grid-template-columns: repeat(3, minmax(0, 1fr)); padding-block: 24px; }
  .moments > div { display: block; padding: 0 20px; border-top: 0; border-left: 1px solid var(--line); }
  .moments > div:first-of-type { padding-left: 0; border-left: 0; }
  .moments p { margin-top: 12px; }
}
@media (min-width: 900px) {
  .onboarding #settings[open] { grid-template-columns: minmax(0, 1.25fr) minmax(320px, 430px); align-items: center; gap: clamp(24px, 5vw, 80px); padding-inline: max(32px, calc((100vw - 1240px) / 2)); padding-block: 32px; }
  .onboarding .hourglass { width: min(100%, calc(76svh * .705882), 560px); }
  .onboarding .orbit { width: min(80%, 530px); }
  .onboarding .orbit-two { width: min(96%, 660px); }
}
@media (orientation: landscape) and (max-height: 550px) and (min-width: 600px) {
  .onboarding #settings[open] { grid-template-columns: minmax(0, .85fr) minmax(0, 1fr); gap: 24px; align-items: start; }
  #onboarding-scene { position: sticky; top: 0; }
  .onboarding .hourglass { width: min(100%, calc(66svh * .705882)); }
  .onboarding #settings form { padding: 20px; }
}
@media (max-width: 359px) {
  .brand { font-size: 16px; }
  .header .text-button { font-size: 11px; padding-inline: 2px; }
  .progress-legend { flex-direction: column; }
}
@media (hover: hover) {
  .primary:hover { background: #4f584b; }
  .text-button:hover { color: #9a6c3f; }
}
@media (prefers-reduced-motion: reduce) {
  .sand-stream { animation: none; }
  .primary, .progress-track > div { transition: none; }
}

.field-help a { text-decoration: underline; text-underline-offset: 3px; }

.gender-field{min-width:0;margin:20px 0 0;padding:0;border:0}.gender-field legend{padding:0;font-size:14px}.gender-field legend small{margin-left:6px;font-size:11px;color:var(--muted)}.gender-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:8px}.gender-options label{display:flex;align-items:center;justify-content:center;gap:10px;min-height:48px;margin:0;padding:10px 12px;border:1px solid #cfcebf;border-radius:3px;background:#fbf9f3;cursor:pointer}.gender-options label[for='gender-none']{grid-column:1/-1}.gender-options input[type='radio']{appearance:auto;-webkit-appearance:radio;display:inline-block;flex:none;width:18px;height:18px;min-height:0;margin:0;padding:0;accent-color:var(--ink)}.gender-options label:has(input:checked){border-color:var(--ink);background:#e8e9df}

#onboarding-footer { grid-column: 1 / -1; width: 100%; min-width: 0; align-self: end; }
#onboarding-footer footer { padding-inline: 0; }

.brand-logo { display: block; width: clamp(150px, 36vw, 220px); max-width: 100%; height: auto; object-fit: contain; }

.onboarding-header { display: none; }
.onboarding .onboarding-header { display: flex; grid-column: 1 / -1; align-items: center; width: 100%; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.onboarding-header .brand-logo { width: clamp(180px, 42vw, 260px); }
.onboarding #settings form .dialog-top { display: none; }
#settings form .dialog-top { justify-content: flex-end; }

.header-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 4px 12px; }
.onboarding .onboarding-header { justify-content: space-between; flex-wrap: wrap; gap: 8px 16px; }
footer { justify-content: center; }

.duration-countdown { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px 8px; width: 100%; max-width: 650px; margin: 14px auto 0; }
.duration-part { display: inline-flex; align-items: baseline; justify-content: center; gap: 5px; white-space: nowrap; }
.duration-part strong { font: clamp(2rem, 1.4rem + 2vw, 2.8rem) Georgia, serif; font-variant-numeric: tabular-nums; }
.duration-part small { font-size: 12px; color: var(--muted); }
@media (min-width: 760px) { .duration-countdown { grid-template-columns: repeat(6, minmax(0, 1fr)); } }

/* Keep the logo and help control on a single header row. */
.header, .onboarding .onboarding-header { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; column-gap: 12px; }
.header .brand { min-width: 0; }
.header-actions { flex-wrap: nowrap; justify-content: flex-end; gap: 4px; }
.icon-button { display: inline-flex; flex: none; align-items: center; justify-content: center; width: 44px; height: 44px; padding: 10px; border: 1px solid transparent; border-radius: 50%; background: transparent; color: var(--muted); cursor: pointer; }
.icon-button:focus-visible { outline: 2px solid #8f693e; outline-offset: 3px; }
@media (hover: hover) { .icon-button:hover { background: #e8e6dc; color: var(--ink); } }

.countdown-actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 12px; }
.share-button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 12px 20px; border: 1px solid var(--ink); border-radius: 3px; font-size: 14px; }
@media (hover: hover) { .share-button:hover { background: #e8e6dc; } }

/* Dialog entry focus rests on this non-interactive heading. */
#settings-title:focus { outline: none; }

@media (max-width: 599px) {
  .hourglass { width: min(84%, calc(48svh * .705882), 320px); }
  .onboarding .hourglass { width: min(76%, calc(34svh * .705882), 260px); }
  .orbit { width: min(72%, 300px); }
  .orbit-two { width: min(88%, 360px); }
}

.birthday-field { min-width: 0; margin: 20px 0 0; padding: 0; border: 0; }
.birthday-field legend { padding: 0; font-size: 14px; }
.birthday-field legend small { margin-left: 6px; font-size: 11px; color: var(--muted); }
.birthday-inputs { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 12px; margin-top: 8px; }
.birthday-inputs label { min-width: 0; margin: 0; font-size: 12px; }
.birthday-inputs input { margin-top: 6px; }

.field-error { margin: 8px 0 0; color: #a1362a; font-size: 12px; }
.field-error:empty { display: none; }
.birthday-inputs input[aria-invalid='true'] { border-color: #a1362a; }

#form-error:empty { display: none; }
#form-error:focus { outline: 2px solid #a44832; outline-offset: 4px; }

.milestone-message { margin: 0; white-space: pre-line; }
.milestone-message:not(:empty) { margin-top: 24px; padding: 18px 16px; border-block: 1px solid var(--sand); color: var(--ink); font: 16px/1.9 var(--serif); overflow-wrap: anywhere; }

#about h3 { margin: 24px 0 8px; font-size: 16px; font-weight: 500; }
#about h3 + p { margin-top: 0; }
#about p a { text-decoration: underline; text-underline-offset: 3px; }

#onboarding-summary { margin: 8px auto 16px; max-width: 470px; text-align: center; }
#onboarding-summary p { margin: 0; }
#onboarding-summary-label { font-size: 12px; }
#onboarding-summary #onboarding-duration { margin-top: 6px; color: var(--ink); font-size: 16px; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }

#settings-status:empty { display: none; }

#image-status:empty { display: none; }
.share-button:disabled { opacity: .6; cursor: wait; }