:root {
  --background: #06080c;
  --foreground: #f7f9ff;
  --surface: #0d1219;
  --paper: #f3f6fa;
  --ink: #0b1018;
  --ink-soft: #515966;
  --muted: rgba(247, 249, 255, 0.66);
  --line: rgba(255, 255, 255, 0.14);
  --line-dark: rgba(8, 16, 27, 0.13);
  --blue: #78adff;
  --electric: #b4d6ff;
  --glass-button-border: rgba(255, 255, 255, 0.58);
  --glass-button-border-hover: rgba(255, 255, 255, 0.78);
  --glass-button-background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.22) 0%, rgba(255, 255, 255, 0.09) 48%, rgba(8, 18, 25, 0.18) 100%),
    rgba(80, 87, 90, 0.14);
  --glass-button-background-hover:
    linear-gradient(180deg, rgba(255, 255, 255, 0.27) 0%, rgba(255, 255, 255, 0.12) 48%, rgba(8, 18, 25, 0.16) 100%),
    rgba(92, 99, 102, 0.16);
  --glass-button-shadow:
    inset 0 0 0 0.5px rgba(255, 255, 255, 0.2),
    0 12px 34px rgba(0, 0, 0, 0.18);
  --radius: 26px;
  --page: min(1440px, calc(100vw - 64px));
  color-scheme: dark;
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text',
    'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 86px; background: var(--background); }
body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--foreground);
  background: var(--background);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
button, a { color: inherit; font: inherit; }
a { text-decoration: none; }
button { padding: 0; border: 0; background: none; cursor: pointer; }
img, svg { display: block; }
.icon {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.svg-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}
::selection { color: #06101f; background: #a9d4ff; }
.site-shell { min-height: 100svh; overflow: clip; background: var(--background); }
.page-width { width: var(--page); margin-inline: auto; }
.section-space { position: relative; padding-block: clamp(104px, 10vw, 176px); }
section[id] { scroll-margin-top: 84px; }
.section-eyebrow {
  margin: 0 0 28px;
  color: #647184;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.section-eyebrow-light { color: rgba(206, 224, 248, 0.58); }
.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;
}

/* Deterministic ambient particles: CSS-only and hydration-safe. */
.particle-field {
  position: absolute;
  overflow: hidden;
  pointer-events: none;
}
.particle-field span {
  position: absolute;
  left: var(--particle-x);
  top: var(--particle-y);
  width: var(--particle-size);
  height: var(--particle-size);
  border-radius: 50%;
  background: #d7ebff;
  box-shadow: 0 0 7px #8fc4ff, 0 0 18px rgba(104, 171, 255, 0.64);
  opacity: var(--particle-opacity);
  animation: particle-drift var(--particle-duration) ease-in-out var(--particle-delay) infinite alternate;
}
@keyframes particle-drift {
  from { transform: translate3d(0, 0, 0) scale(0.82); }
  to { transform: translate3d(var(--particle-drift), var(--particle-drift-y), 0) scale(1.18); }
}
.interactive-particles {
  position: fixed;
  z-index: 30;
  inset: 0;
  width: 100vw;
  height: 100svh;
  opacity: 0.9;
  pointer-events: none;
}

/* Navigation */
.site-nav {
  position: fixed;
  z-index: 40;
  inset: 0 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 78px;
  padding: 0 max(28px, calc((100vw - 1440px) / 2 + 32px));
  overflow: hidden;
  border: 0;
  border-bottom: 1px solid rgba(225, 240, 255, 0.17);
  border-radius: 0;
  background:
    linear-gradient(115deg, rgba(235, 246, 255, 0.13), rgba(103, 159, 225, 0.055) 42%, rgba(4, 10, 18, 0.24) 70%),
    rgba(7, 14, 23, 0.38);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.24),
    0 14px 42px rgba(0, 0, 0, 0.14);
  transition: min-height 240ms ease, background 240ms ease, box-shadow 240ms ease;
  -webkit-backdrop-filter: blur(24px) saturate(1.48);
  backdrop-filter: blur(24px) saturate(1.48);
  isolation: isolate;
}
.site-nav::before,
.site-nav::after {
  position: absolute;
  z-index: 0;
  content: '';
  pointer-events: none;
}
.site-nav::before {
  inset: 0;
  border-radius: inherit;
  background:
    radial-gradient(ellipse at 16% -30%, rgba(255, 255, 255, 0.48), transparent 34%),
    linear-gradient(105deg, transparent 18%, rgba(211, 235, 255, 0.12) 42%, transparent 66%);
}
.site-nav::after {
  top: -85px;
  right: 8%;
  width: 240px;
  height: 150px;
  border-radius: 50%;
  background: rgba(112, 179, 255, 0.2);
  filter: blur(30px);
}
.site-nav > *:not(.particle-field) { position: relative; z-index: 2; }
.nav-particles { z-index: 1; inset: 0 0 0 58%; mask-image: linear-gradient(90deg, transparent, #000 24%); }
.site-nav.is-scrolled {
  min-height: 68px;
  background:
    linear-gradient(115deg, rgba(224, 242, 255, 0.11), rgba(91, 148, 218, 0.055) 44%, rgba(4, 10, 18, 0.38) 72%),
    rgba(5, 11, 18, 0.7);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.18), 0 14px 46px rgba(0, 0, 0, 0.24);
}
.site-logo { display: inline-flex; width: auto; align-items: center; justify-self: start; gap: 10px; }
.site-logo img { width: 132px; height: auto; filter: invert(1); }
.apple-mark {
  display: grid;
  width: 46px;
  height: 46px;
  flex: 0 0 46px;
  place-items: center;
  border: 0;
  background: none;
  box-shadow: none;
  font-size: 34px;
  line-height: 1;
}
.site-nav nav {
  display: flex;
  align-items: center;
  gap: clamp(22px, 2.8vw, 50px);
  color: rgba(255, 255, 255, 0.7);
  font-size: 15px;
  font-weight: 560;
  letter-spacing: 0.03em;
  white-space: nowrap;
}
.site-nav nav a {
  position: relative;
  padding: 10px 2px;
}
.site-nav nav a::after {
  position: absolute;
  right: 18%;
  bottom: 2px;
  left: 18%;
  height: 1px;
  border-radius: 99px;
  content: '';
  background: #b9dcff;
  box-shadow: 0 0 12px #7bb6ff;
  opacity: 0;
  transform: scaleX(0.2);
  transition: opacity 180ms ease, transform 180ms ease;
}
.site-nav nav a, .language-button { transition: color 180ms ease, opacity 180ms ease; }
.site-nav nav a:hover, .language-button:hover { color: #fff; }
.site-nav nav a.is-active { color: #fff; }
.site-nav nav a.is-active::after { opacity: 1; transform: scaleX(1); }
.nav-actions { display: flex; align-items: center; justify-self: end; gap: 12px; }
.language-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-width: 42px;
  padding: 10px 9px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.04em;
}
.language-button svg { width: 15px; height: 15px; color: #b8d9ff; }
.nav-register {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 22px;
  padding: 11px 13px 11px 17px;
  border: 1px solid var(--glass-button-border);
  border-radius: 999px;
  overflow: hidden;
  color: #eaf5ff;
  background: var(--glass-button-background);
  font-size: 12px;
  font-weight: 700;
  box-shadow: var(--glass-button-shadow);
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.3);
  -webkit-backdrop-filter: blur(16px) saturate(0.72) brightness(1.06);
  backdrop-filter: blur(16px) saturate(0.72) brightness(1.06);
  isolation: isolate;
  transition: transform 180ms ease, background 180ms ease, box-shadow 180ms ease;
}
.nav-register svg { width: 15px; height: 15px; }
.nav-register:hover {
  transform: translateY(-1px);
  border-color: var(--glass-button-border-hover);
  background: var(--glass-button-background-hover);
  box-shadow: var(--glass-button-shadow), 0 0 28px rgba(205, 229, 255, 0.16);
}

/* Hero */
.hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: 100svh;
  padding: 150px 0 clamp(62px, 7vw, 100px);
  overflow: hidden;
  isolation: isolate;
}
.hero-image, .hero-shade { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-image {
  z-index: -4;
  object-fit: cover;
  object-position: center 48%;
  transform: scale(1.015);
}
.hero-shade {
  z-index: -3;
  background:
    linear-gradient(90deg, rgba(3, 8, 14, 0.88) 0%, rgba(3, 8, 14, 0.48) 46%, rgba(3, 8, 14, 0.04) 76%),
    linear-gradient(0deg, rgba(3, 8, 14, 0.9) 0%, rgba(3, 8, 14, 0.12) 56%, rgba(3, 8, 14, 0.35) 100%);
}
.hero-glow {
  z-index: -2;
  position: absolute;
  top: -12%;
  left: 16%;
  width: 86vw;
  height: 124%;
  background: radial-gradient(ellipse at 58% 58%, rgba(105, 174, 255, 0.26), rgba(79, 147, 236, 0.09) 34%, transparent 69%);
  filter: blur(18px);
  pointer-events: none;
}
.hero-particles {
  z-index: 0;
  inset: 5% 0 43% 54%;
  mask-image: radial-gradient(ellipse at 62% 38%, #000 0%, transparent 72%);
}
.hero-content { position: relative; z-index: 2; }
.hero-copy-block { max-width: min(900px, 69vw); }
.hero-eyebrow {
  margin: 0 0 22px;
  color: rgba(230, 241, 255, 0.68);
  font-size: 11px;
  font-weight: 680;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.hero h1 {
  max-width: 1050px;
  margin: 0;
  font-size: clamp(60px, 8.2vw, 126px);
  font-weight: 590;
  letter-spacing: -0.075em;
  line-height: 1.02;
  text-wrap: balance;
}
.hero-title-main { display: inline; }
.hero h1.has-location .hero-title-main { white-space: nowrap; }
.hero-title-tail {
  display: inline-block;
  margin-left: 0.16em;
  white-space: nowrap;
}
.hero-subtitle {
  margin: 21px 0 0;
  color: var(--electric);
  font-size: clamp(21px, 2.3vw, 36px);
  font-weight: 430;
  letter-spacing: -0.035em;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.hero-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 54px;
  min-width: 224px;
  padding: 16px 18px 16px 21px;
  border: 1px solid var(--glass-button-border);
  border-radius: 999px;
  overflow: hidden;
  font-size: 14px;
  font-weight: 680;
  box-shadow: var(--glass-button-shadow);
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.34);
  -webkit-backdrop-filter: blur(16px) saturate(0.72) brightness(1.06);
  backdrop-filter: blur(16px) saturate(0.72) brightness(1.06);
  isolation: isolate;
  transition: transform 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}
.hero-cta svg { width: 17px; height: 17px; }
.hero-cta-primary {
  color: #f4f9ff;
  background: var(--glass-button-background);
}
.hero-cta-secondary {
  color: rgba(255, 255, 255, 0.92);
  background: var(--glass-button-background);
}
.hero-cta:hover {
  transform: translateY(-2px);
  border-color: var(--glass-button-border-hover);
  background: var(--glass-button-background-hover);
  box-shadow: var(--glass-button-shadow), 0 0 34px rgba(205, 229, 255, 0.17);
}
.hero-coordinate {
  position: absolute;
  right: 0;
  bottom: 2px;
  display: flex;
  gap: 22px;
  color: rgba(255, 255, 255, 0.42);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 9px;
  letter-spacing: 0.1em;
}
/* About */
.about-section {
  color: var(--ink);
  background:
    radial-gradient(circle at 82% 18%, rgba(135, 184, 255, 0.2), transparent 28%),
    linear-gradient(180deg, #fbfcff, var(--paper));
}
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(68px, 10vw, 170px);
  align-items: start;
}
.section-heading { position: sticky; top: 116px; }
.section-heading h2, .gifts-copy h2, .social-layout h2 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(48px, 5.7vw, 86px);
  font-weight: 610;
  letter-spacing: -0.06em;
  line-height: 1.1;
  text-wrap: balance;
}
.about-lead {
  max-width: 760px;
  margin: 0;
  color: #343c48;
  font-size: clamp(20px, 2.2vw, 32px);
  font-weight: 440;
  letter-spacing: -0.025em;
  line-height: 1.5;
}
.about-story {
  display: grid;
  gap: 10px;
  margin-top: 34px;
}
.about-story p {
  margin: 0;
  color: #4d5765;
  font-size: 15px;
  line-height: 1.72;
}
.feature-glass {
  position: relative;
  margin-top: 42px;
  padding: 17px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 26px;
  background:
    radial-gradient(circle at 16% -30%, rgba(255, 255, 255, 0.95), transparent 35%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.62), rgba(182, 214, 255, 0.3));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.96),
    inset 0 -1px 0 rgba(55, 112, 187, 0.1),
    0 24px 70px rgba(43, 87, 143, 0.14);
  backdrop-filter: blur(24px) saturate(1.45);
}
.feature-glass::after {
  position: absolute;
  top: -70px;
  right: 8%;
  width: 190px;
  height: 130px;
  border-radius: 50%;
  content: '';
  background: rgba(98, 164, 247, 0.22);
  filter: blur(28px);
  pointer-events: none;
}
.feature-particles { z-index: 0; inset: 0; opacity: 0.62; }
.feature-particles span { background: #478bdc; box-shadow: 0 0 7px rgba(55, 125, 216, 0.72); }
.feature-pills { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 10px; margin: 0; }
.feature-pills span {
  position: relative;
  padding: 11px 16px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.86);
  border-radius: 999px;
  color: #17385f;
  background:
    radial-gradient(circle at 25% -40%, rgba(255, 255, 255, 0.96), transparent 52%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.72), rgba(151, 197, 255, 0.36));
  font-size: 13px;
  font-weight: 650;
  box-shadow: inset 0 1px 0 #fff, 0 9px 28px rgba(58, 104, 162, 0.12);
  backdrop-filter: blur(18px) saturate(1.5);
  transition: transform 180ms ease, box-shadow 180ms ease;
}
.feature-pills span:hover { transform: translateY(-2px); box-shadow: inset 0 1px 0 #fff, 0 14px 34px rgba(58, 104, 162, 0.2); }
.about-details {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 58px;
}
.about-details article {
  min-height: 184px;
  padding: 22px;
  border: 1px solid rgba(12, 23, 37, 0.11);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.62);
  box-shadow: 0 22px 70px rgba(39, 68, 105, 0.08);
}
.detail-icon {
  display: grid;
  width: 64px;
  height: 64px;
  place-items: center;
  background: transparent;
}
.detail-image {
  width: 58px;
  height: 58px;
  object-fit: contain;
  filter: drop-shadow(0 12px 13px rgba(30, 63, 103, 0.18));
}
.about-details article div { display: grid; gap: 8px; margin-top: 24px; }
.about-details small, .route-panel small {
  color: #717b89;
  font-size: 10px;
  font-weight: 720;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}
.about-details strong { color: #17202b; font-size: 14px; line-height: 1.5; }
.about-details strong[data-separated-i18n] { display: flex; flex-wrap: wrap; gap: 0.16em 0.46em; align-items: baseline; }
.detail-copy-segment { display: inline-flex; gap: 0.46em; align-items: baseline; white-space: nowrap; }
.detail-copy-separator { color: currentColor; font-style: normal; opacity: 0.2; }

/* Branded divider */
.meetup-banner { position: relative; height: clamp(292px, 32vw, 540px); overflow: hidden; background: #284f80; }
.meetup-banner::after {
  position: absolute;
  inset: 0;
  content: '';
  pointer-events: none;
  background: linear-gradient(90deg, rgba(8, 21, 39, 0.18), transparent 42%, rgba(11, 23, 44, 0.14));
}
.meetup-banner img { width: 100%; height: 100%; object-fit: cover; object-position: center; }

/* Calendar */
.schedule-section {
  overflow: hidden;
  background: radial-gradient(circle at 12% 70%, rgba(50, 111, 201, 0.16), transparent 31%), #070a0f;
}
.schedule-particles {
  z-index: 0;
  inset: 0 0 42% 46%;
  mask-image: radial-gradient(ellipse at 62% 40%, #000, transparent 72%);
}
.schedule-orb {
  position: absolute;
  top: -15vw;
  right: -9vw;
  width: min(52vw, 820px);
  aspect-ratio: 1;
  border: 1px solid rgba(135, 185, 255, 0.13);
  border-radius: 50%;
  background: radial-gradient(circle at 42% 42%, rgba(119, 177, 255, 0.2), rgba(44, 92, 164, 0.04) 48%, transparent 70%);
  box-shadow: inset 0 0 90px rgba(119, 177, 255, 0.08), 0 0 100px rgba(83, 145, 233, 0.08);
}
.schedule-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(540px, 1.22fr);
  gap: clamp(58px, 8vw, 132px);
  align-items: start;
}
.schedule-intro { position: sticky; top: 118px; }
.schedule-intro h2, .archive-heading h2, .place-heading h2 {
  margin: 0;
  font-size: clamp(48px, 5.8vw, 86px);
  font-weight: 590;
  letter-spacing: -0.06em;
  line-height: 1.1;
  text-wrap: balance;
}
.schedule-intro > p:not(.section-eyebrow) {
  max-width: 540px;
  margin: 30px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}
.schedule-facts { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.schedule-facts span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(226, 238, 255, 0.68);
  font-size: 12px;
}
.schedule-facts svg { width: 15px; height: 15px; color: var(--blue); }
.schedule-table {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: rgba(14, 20, 29, 0.7);
  box-shadow: 0 36px 120px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(18px);
}
.schedule-row {
  position: relative;
  display: grid;
  grid-template-columns: minmax(178px, 1fr) minmax(152px, 1.15fr) minmax(86px, 0.7fr) auto;
  gap: 20px;
  align-items: center;
  min-height: 94px;
  padding: 18px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: background 180ms ease, padding 180ms ease;
}
.schedule-row:last-child { border-bottom: 0; }
.schedule-row::before {
  position: absolute;
  top: 22%;
  bottom: 22%;
  left: 0;
  width: 2px;
  content: '';
  background: transparent;
}
.schedule-row.is-next { background: linear-gradient(90deg, rgba(85, 153, 246, 0.16), rgba(85, 153, 246, 0.02)); }
.schedule-row.is-next::before { background: #86b9ff; box-shadow: 0 0 18px #6aa9ff; }
.schedule-row:hover { padding-left: 29px; background: rgba(116, 174, 255, 0.1); }
.schedule-issue {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: #dbeafe;
  font-size: 13px;
  font-weight: 690;
  white-space: nowrap;
}
.next-issue-badge {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 23px;
  padding: 0 9px;
  border: 1px solid rgba(190, 221, 255, 0.42);
  border-radius: 999px;
  color: #ddecff;
  background:
    radial-gradient(circle at 22% -45%, rgba(255, 255, 255, 0.52), transparent 55%),
    linear-gradient(135deg, rgba(123, 185, 255, 0.3), rgba(61, 127, 215, 0.18));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.3), 0 0 24px rgba(89, 158, 246, 0.2);
  font-size: 9px;
  font-style: normal;
  font-weight: 730;
  letter-spacing: 0.04em;
  backdrop-filter: blur(12px);
  overflow: hidden;
  isolation: isolate;
  animation: next-issue-pulse 2.8s ease-in-out infinite;
}
.next-issue-badge::after {
  position: absolute;
  top: -70%;
  left: -72%;
  width: 44%;
  height: 240%;
  content: '';
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.9), transparent);
  filter: blur(1px);
  transform: rotate(18deg);
  animation: next-issue-shine 2.8s cubic-bezier(0.3, 0.7, 0.2, 1) infinite;
  pointer-events: none;
}
@keyframes next-issue-shine {
  0%, 16% { left: -72%; opacity: 0; }
  24% { opacity: 0.85; }
  52% { left: 132%; opacity: 0.75; }
  58%, 100% { left: 132%; opacity: 0; }
}
@keyframes next-issue-pulse {
  0%, 100% { box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.3), 0 0 18px rgba(89, 158, 246, 0.16); }
  50% { box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.42), 0 0 32px rgba(89, 158, 246, 0.38); }
}
.schedule-row time {
  color: #fff;
  font-size: clamp(16px, 1.5vw, 21px);
  font-weight: 570;
  letter-spacing: -0.015em;
}
.schedule-weekday { color: rgba(255, 255, 255, 0.44); font-size: 12px; }
.schedule-row strong {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  color: #a9cfff;
  font-size: 12px;
}
.schedule-row strong svg { width: 15px; height: 15px; }

/* Archive */
.archive-section {
  color: #f7f9ff;
  background:
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    #090c11;
  background-size: 72px 72px;
}
.archive-particles {
  z-index: 0;
  inset: 0 0 68% 52%;
  mask-image: linear-gradient(120deg, transparent, #000 38%, transparent 92%);
}
.archive-section > *:not(.particle-field) { position: relative; z-index: 1; }
.archive-heading {
  display: block;
}
.archive-toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  margin-top: 70px;
  transition: background 200ms ease, border-color 200ms ease;
}
.archive-section.is-expanded .archive-toolbar {
  position: sticky;
  z-index: 8;
  top: 78px;
  margin-bottom: -88px;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 22px;
  background: rgba(7, 10, 15, 0.72);
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(22px) saturate(1.3);
}
.archive-tabs {
  display: flex;
  gap: 9px;
  min-width: 0;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scrollbar-width: none;
  scroll-snap-type: x proximity;
}
.archive-tabs::-webkit-scrollbar { display: none; }
.archive-tab {
  flex: 0 0 auto;
  min-width: 122px;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  color: rgba(255, 255, 255, 0.48);
  text-align: left;
  scroll-snap-align: center;
  transition: color 180ms ease, border-color 180ms ease, background 180ms ease;
}
.archive-tab strong, .archive-tab span { display: block; }
.archive-tab strong { color: inherit; font-size: 12px; }
.archive-tab span { margin-top: 6px; font-size: 10px; font-weight: 520; }
.archive-tab:hover { color: rgba(255, 255, 255, 0.82); border-color: rgba(132, 185, 255, 0.34); }
.archive-tab.is-active {
  color: #07111e;
  border-color: rgba(210, 231, 255, 0.9);
  background: #dcecff;
  box-shadow: 0 12px 40px rgba(86, 153, 244, 0.24);
}
.view-all-button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-width: 136px;
  padding: 0 17px;
  border: 1px solid var(--glass-button-border);
  border-radius: 999px;
  color: #fff;
  background: var(--glass-button-background);
  font-size: 12px;
  font-weight: 660;
  box-shadow: var(--glass-button-shadow);
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.3);
  -webkit-backdrop-filter: blur(16px) saturate(0.72) brightness(1.06);
  backdrop-filter: blur(16px) saturate(0.72) brightness(1.06);
  transition: border-color 180ms ease, background 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}
.view-all-button span:last-child { color: rgba(255, 255, 255, 0.8); font-size: 22px; font-weight: 320; }
.view-all-button:hover { transform: translateY(-1px); border-color: var(--glass-button-border-hover); background: var(--glass-button-background-hover); box-shadow: var(--glass-button-shadow), 0 0 28px rgba(205, 229, 255, 0.14); }
.nav-register,
.hero-cta,
.view-all-button,
.mobile-register {
  overflow: hidden;
  isolation: isolate;
}
.nav-register > *,
.hero-cta > *,
.view-all-button > *,
.mobile-register > * { position: relative; z-index: 2; }
.nav-register::before,
.hero-cta::before,
.view-all-button::before {
  position: absolute;
  z-index: 1;
  top: -90%;
  bottom: -90%;
  left: -42%;
  width: 24%;
  content: '';
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.18), transparent);
  filter: blur(3px);
  transform: rotate(16deg) translateX(-180%);
  transition: transform 600ms cubic-bezier(0.2, 0.75, 0.2, 1);
  pointer-events: none;
}
.nav-register:hover::before,
.hero-cta:hover::before,
.view-all-button:hover::before { transform: rotate(16deg) translateX(720%); }
.archive-content { margin-top: 30px; }
.archive-focus {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(230px, 0.3fr);
  gap: clamp(28px, 4vw, 60px);
  align-items: stretch;
}
.paired-photo {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 30px;
  background: #111722;
  box-shadow: 0 34px 100px rgba(0, 0, 0, 0.34);
}
.paired-photo-surface {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #111722;
}
.paired-layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 480ms cubic-bezier(0.2, 0.7, 0.2, 1), transform 900ms cubic-bezier(0.2, 0.7, 0.2, 1);
}
.paired-layer-real { opacity: 1; }
.paired-layer-alternate { opacity: 0; }
.paired-photo.is-revealed .paired-layer-real { opacity: 0; }
.paired-photo.is-revealed .paired-layer-alternate { opacity: 1; }
.paired-photo-surface:hover .paired-layer { transform: scale(1.018); }
.paired-scan {
  position: absolute;
  z-index: 2;
  inset: 0 auto 0 -2px;
  width: 2px;
  opacity: 0;
  background: rgba(188, 221, 255, 0.92);
  box-shadow: 0 0 22px 5px rgba(104, 171, 255, 0.54);
  pointer-events: none;
}
.photo-label {
  position: absolute;
  z-index: 4;
  inset: auto 0 0;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  padding: 50px 22px 19px;
  color: #fff;
  background: linear-gradient(transparent, rgba(3, 8, 14, 0.86));
  pointer-events: none;
}
.photo-label strong { font-size: 13px; }
.photo-label span { color: rgba(255, 255, 255, 0.64); font-size: 10px; }
.archive-meta {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: clamp(26px, 3vw, 42px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 30px;
  background: radial-gradient(circle at 86% 12%, rgba(111, 173, 255, 0.18), transparent 30%), rgba(15, 21, 30, 0.72);
}
.archive-meta > p:first-child {
  margin: 0;
  color: #8fbfff;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.archive-meta > strong {
  margin-top: 22px;
  font-size: clamp(34px, 4vw, 60px);
  font-weight: 560;
  letter-spacing: -0.055em;
  line-height: 1;
}
.archive-meta time { margin-top: 12px; color: rgba(255, 255, 255, 0.5); font-size: 12px; }
.archive-meta-line { height: 1px; margin: auto 0 0; background: rgba(255, 255, 255, 0.12); }
.archive-count {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
  margin-top: 30px;
  color: rgba(255, 255, 255, 0.46);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 9px;
}
.archive-count i { height: 1px; background: linear-gradient(90deg, #83b7ff, rgba(255, 255, 255, 0.12)); }
.archive-wall { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; padding-top: 90px; }
.paired-photo-wall { border-radius: 22px; }

/* Objects */
.gifts-section {
  min-height: 940px;
  overflow: hidden;
  color: var(--ink);
  background: radial-gradient(circle at 75% 55%, rgba(107, 164, 255, 0.2), transparent 30%), linear-gradient(180deg, #f7f9fc, #eef2f7);
}
.gifts-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.72fr) minmax(520px, 1.28fr);
  gap: clamp(60px, 10vw, 160px);
  align-items: center;
}
.gifts-copy > p:last-child { max-width: 540px; margin: 30px 0 0; color: var(--ink-soft); font-size: 16px; line-height: 1.72; }
.gift-stack { position: relative; min-height: 650px; perspective: 1200px; }
.gift-card {
  position: absolute;
  width: min(66%, 500px);
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.48);
  border-radius: 32px;
  color: #f7fbff;
  background: #182231;
  box-shadow: 0 34px 100px rgba(33, 57, 92, 0.25);
  transform-style: preserve-3d;
  transition: transform 350ms cubic-bezier(0.2, 0.7, 0.2, 1), box-shadow 350ms ease;
}
.gift-card-image {
  position: absolute;
  z-index: 0;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms cubic-bezier(0.2, 0.7, 0.2, 1);
}
.gift-card-1 { top: 18px; left: 0; z-index: 4; transform: rotate(-9deg) translateZ(42px); }
.gift-card-2 { top: 98px; right: 0; z-index: 3; transform: rotate(8deg) translateZ(24px); }
.gift-card-3 { top: 188px; left: 8%; z-index: 2; transform: rotate(-3deg); }
.gift-card-4 { top: 278px; right: 8%; z-index: 1; transform: rotate(3deg) translateZ(-30px); }
.gift-stack:hover .gift-card-1 { transform: rotate(-11deg) translate(-12px, -8px) translateZ(42px); }
.gift-stack:hover .gift-card-2 { transform: rotate(10deg) translate(12px, -6px) translateZ(24px); }
.gift-stack:hover .gift-card-3 { transform: rotate(-4deg) translate(-8px, 5px); }
.gift-stack:hover .gift-card-4 { transform: rotate(1deg) translate(8px, 12px) translateZ(-30px); }
.gift-card:hover { z-index: 6; box-shadow: 0 44px 120px rgba(33, 57, 92, 0.34); }
.gift-card:hover .gift-card-image { transform: scale(1.035); }

/* Place and map */
.place-section { background: radial-gradient(circle at 18% 75%, rgba(61, 118, 198, 0.14), transparent 32%), #070a0f; }
.place-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  gap: clamp(60px, 10vw, 160px);
  align-items: end;
}
.place-copy > p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.72; }
.place-name { display: flex; gap: 14px; align-items: flex-start; margin-top: 34px; padding-top: 26px; border-top: 1px solid rgba(255, 255, 255, 0.12); }
.place-name > svg { flex: 0 0 auto; width: 20px; height: 20px; color: #8dbfff; }
.place-name div { display: grid; gap: 7px; }
.place-name strong { font-size: 15px; }
.place-name span { color: rgba(255, 255, 255, 0.48); font-size: 11px; }
.map-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(290px, 360px); gap: 16px; margin-top: 70px; }
.amap-shell {
  position: relative;
  min-width: 0;
  height: auto;
  aspect-ratio: 937 / 537;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 30px;
  background: #dff6f8;
  box-shadow: 0 34px 100px rgba(0, 0, 0, 0.3);
}
.venue-map-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.route-panel {
  display: flex;
  flex-direction: column;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 30px;
  background: rgba(16, 22, 31, 0.74);
}
.route-panel > p {
  margin: 0 0 auto;
  color: rgba(255, 255, 255, 0.47);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.route-panel article { display: grid; grid-template-columns: 58px 1fr; gap: 14px; align-items: center; padding: 24px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
.route-panel article:last-child { padding-bottom: 0; border-bottom: 0; }
.route-panel article > span {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 14px;
  color: #9bc8ff;
  background: rgba(119, 177, 255, 0.11);
}
.route-panel article > .route-detail-icon {
  width: 58px;
  height: 58px;
  border-radius: 0;
  background: transparent;
}
.route-panel article svg { width: 18px; height: 18px; }
.route-panel article div { display: grid; gap: 7px; }
.route-panel small { color: rgba(255, 255, 255, 0.4); }
.route-panel strong { color: rgba(255, 255, 255, 0.82); font-size: 13px; line-height: 1.45; }

/* Social and footer */
.social-section { color: var(--ink); background: #f5f7fa; }
.social-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(520px, 1.2fr);
  gap: clamp(60px, 10vw, 160px);
  align-items: end;
}
.social-links { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.social-links a {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 230px;
  padding: 20px;
  border: 1px solid var(--line-dark);
  border-radius: 25px;
  background: rgba(255, 255, 255, 0.66);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}
.social-links a:hover:not([aria-disabled='true']) { transform: translateY(-4px); border-color: rgba(69, 125, 204, 0.32); box-shadow: 0 24px 60px rgba(42, 72, 112, 0.1); }
.social-links a[aria-disabled='true'] { cursor: default; }
.social-placeholder {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  border-radius: 15px;
  color: #3066a8;
  background: #e2edfc;
  font-size: 11px;
  font-weight: 760;
  letter-spacing: 0.05em;
}
.social-links strong { margin-top: auto; font-size: 18px; }
.social-links small { margin-top: 5px; color: #7a8390; font-size: 10px; }
.social-links svg { position: absolute; top: 22px; right: 22px; width: 16px; height: 16px; color: #677385; }
.site-footer { padding: 54px 0 58px; border-top: 1px solid rgba(255, 255, 255, 0.1); background: #06080c; }
.footer-grid { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 30px; }
.footer-grid > img { width: 146px; filter: invert(1); }
.footer-grid > div { display: grid; gap: 7px; text-align: center; }
.footer-grid strong { font-size: 13px; letter-spacing: 0.06em; }
.footer-grid span { color: rgba(255, 255, 255, 0.42); font-size: 10px; }
.footer-grid > a { justify-self: end; color: rgba(255, 255, 255, 0.54); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 10px; letter-spacing: 0.1em; }
.mobile-register { display: none; }

/* Photo lightbox */
body.is-modal-open { overflow: hidden; }
.photo-dialog::backdrop { background: rgba(0, 2, 5, 0.83); backdrop-filter: blur(18px) saturate(0.75); }
.photo-dialog {
  position: fixed;
  inset: 0;
  width: min(calc(100vw - 32px), 1500px) !important;
  max-width: min(calc(100vw - 32px), 1500px) !important;
  height: min(92svh, 980px);
  max-height: min(92svh, 980px);
  margin: auto;
  gap: 0 !important;
  padding: 0 !important;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18) !important;
  border-radius: 28px !important;
  color: #fff !important;
  background: #030507 !important;
  box-shadow: 0 40px 160px rgba(0, 0, 0, 0.65) !important;
  outline: none !important;
}
.lightbox-bar {
  position: absolute;
  z-index: 8;
  inset: 0 0 auto;
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 10px;
  align-items: center;
  padding: 18px 20px 40px;
  background: linear-gradient(rgba(2, 5, 9, 0.9), transparent);
  pointer-events: none;
}
.lightbox-bar > div { display: grid; gap: 3px; }
.lightbox-bar strong { font-size: 13px; }
.lightbox-bar span { color: rgba(255, 255, 255, 0.52); font-size: 10px; }
.secret-toggle, .dialog-close {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 50%;
  color: rgba(255, 255, 255, 0.86);
  background: rgba(5, 12, 20, 0.5);
  backdrop-filter: blur(12px);
  pointer-events: auto;
  transition: color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}
.secret-toggle svg, .dialog-close svg { width: 17px; height: 17px; }
.secret-toggle.is-active { color: #06111e; background: #cce4ff; box-shadow: 0 0 30px rgba(95, 164, 255, 0.38); }
.lightbox-stage {
  position: absolute;
  inset: 0;
  display: grid;
  width: 100%;
  height: 100%;
  place-items: center;
  overflow: hidden;
  background: radial-gradient(circle at center, rgba(42, 61, 86, 0.34), transparent 54%), #030507;
  cursor: zoom-in;
  touch-action: none;
}
.lightbox-stage img { width: 100%; height: 100%; object-fit: contain; object-position: center; user-select: none; transition: transform 220ms ease; }
.lightbox-arrow {
  position: absolute;
  z-index: 7;
  top: 50%;
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  color: #fff;
  background: rgba(2, 7, 13, 0.44);
  backdrop-filter: blur(12px);
  transform: translateY(-50%);
  transition: transform 180ms ease, background 180ms ease;
}
.lightbox-arrow:hover { background: rgba(41, 86, 145, 0.72); }
.lightbox-arrow-left { left: 22px; }
.lightbox-arrow-right { right: 22px; }
.lightbox-arrow-left:hover { transform: translate(-2px, -50%); }
.lightbox-arrow-right:hover { transform: translate(2px, -50%); }
.lightbox-arrow svg { width: 22px; height: 22px; }
.lightbox-hint {
  position: absolute;
  z-index: 7;
  right: 50%;
  bottom: 20px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 12px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.6);
  background: rgba(2, 7, 13, 0.48);
  font-size: 10px;
  backdrop-filter: blur(12px);
  transform: translateX(50%);
  pointer-events: none;
}
.lightbox-hint svg { width: 13px; height: 13px; color: #91c1ff; }
a:focus-visible, button:focus-visible { outline: 2px solid #9bc8ff; outline-offset: 3px; }

@media (max-width: 1020px) {
  :root { --page: calc(100vw - 40px); }
  .site-nav {
    inset: 0 0 auto;
    grid-template-columns: 1fr auto;
    min-height: 106px;
    padding: 10px 20px 9px;
    border-radius: 0;
  }
  .site-nav.is-scrolled { min-height: 100px; }
  .site-logo { width: auto; }
  .site-logo img { width: 118px; }
  .apple-mark { width: 40px; height: 40px; flex-basis: 40px; font-size: 30px; }
  .site-nav nav {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-content: space-between;
    gap: 28px;
    overflow-x: auto;
    padding-top: 8px;
    scrollbar-width: none;
  }
  .site-nav nav::-webkit-scrollbar { display: none; }
  .nav-actions { grid-column: 2; grid-row: 1; }
  .hero { padding-top: 172px; }
  .hero-copy-block { max-width: min(820px, 88vw); }
  .hero h1 { font-size: clamp(56px, 10.8vw, 100px); }
  .about-grid, .schedule-grid, .gifts-grid, .social-layout { grid-template-columns: 1fr; gap: 68px; }
  .section-heading, .schedule-intro { position: static; }
  .about-details { max-width: 820px; }
  .schedule-grid { gap: 58px; }
  .place-heading { grid-template-columns: 1fr; gap: 34px; }
  .place-copy { max-width: 650px; }
  .archive-focus { grid-template-columns: minmax(0, 1fr) 240px; }
  .archive-wall { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gifts-section { min-height: auto; }
  .gifts-copy { max-width: 760px; }
  .gift-stack { width: min(760px, 90vw); margin-inline: auto; }
  .map-layout { grid-template-columns: 1fr; }
  .route-panel { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; padding: 18px; }
  .route-panel > p { grid-column: 1 / -1; margin-bottom: 8px; }
  .route-panel article { display: block; padding: 18px; border: 1px solid rgba(255, 255, 255, 0.1); border-radius: 20px; }
  .route-panel article:last-child { padding-bottom: 18px; border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
  .route-panel article div { margin-top: 20px; }
  .social-layout { gap: 52px; }
}

@media (max-width: 680px) {
  :root { --page: calc(100vw - 32px); --radius: 22px; }
  html { scroll-padding-top: 106px; }
  body { padding-bottom: 72px; }
  .section-space { padding-block: 88px; }
  section[id] { scroll-margin-top: 104px; }
  .site-nav { inset: 0 0 auto; min-height: 104px; padding-inline: 16px; border-radius: 0; }
  .site-nav.is-scrolled { min-height: 100px; }
  .site-logo { width: auto; gap: 7px; }
  .site-logo img { width: 96px; }
  .apple-mark { width: 36px; height: 36px; flex-basis: 36px; font-size: 27px; }
  .site-nav nav { justify-content: flex-start; gap: 26px; padding-right: 18px; font-size: 12.5px; }
  .nav-register { display: none; }
  .language-button { min-width: 59px; padding-right: 0; }
  .hero { min-height: max(760px, 100svh); padding: 164px 0 46px; }
  .hero-image { object-position: 65% center; }
  .hero-shade {
    background:
      linear-gradient(90deg, rgba(3, 8, 14, 0.58), rgba(3, 8, 14, 0.12)),
      linear-gradient(0deg, rgba(3, 8, 14, 0.96) 0%, rgba(3, 8, 14, 0.4) 54%, rgba(3, 8, 14, 0.28) 100%);
  }
  .hero-glow { top: -8%; left: -12%; width: 124vw; height: 118%; filter: blur(22px); }
  .hero-particles { inset: 8% -14% 55% 42%; }
  .hero-copy-block { max-width: 100%; }
  .hero-eyebrow { margin-bottom: 17px; font-size: 9px; line-height: 1.5; }
  .hero h1 { max-width: 350px; font-size: clamp(49px, 15vw, 66px); line-height: 1.06; }
  .hero h1.has-location .hero-title-tail { display: block; margin-top: 0.04em; margin-left: 0; }
  .hero-subtitle { margin-top: 16px; font-size: 20px; }
  .hero-actions { margin-top: 25px; }
  .hero-cta { min-width: 0; flex: 1 1 0; gap: 15px; padding: 14px 15px; font-size: 12px; }
  .hero-coordinate { display: none; }
  .section-heading h2, .gifts-copy h2, .social-layout h2,
  .schedule-intro h2, .archive-heading h2, .place-heading h2 {
    font-size: clamp(42px, 12vw, 58px);
    letter-spacing: -0.055em;
  }
  .about-grid, .schedule-grid, .gifts-grid, .social-layout { gap: 46px; }
  .about-lead { font-size: 20px; }
  .about-story { margin-top: 27px; }
  .about-story p { font-size: 14px; }
  .feature-glass { margin-top: 30px; padding: 12px; border-radius: 21px; }
  .about-details { grid-template-columns: 1fr; margin-top: 40px; }
  .about-details article { display: grid; grid-template-columns: 64px 1fr; gap: 17px; align-items: center; min-height: 0; padding: 17px; }
  .about-details article div { margin-top: 0; }
  .meetup-banner { height: auto; aspect-ratio: 1211 / 360; }
  .meetup-banner img { object-fit: cover; object-position: center; }
  .schedule-intro > p:not(.section-eyebrow), .gifts-copy > p:last-child { margin-top: 22px; font-size: 14px; }
  .schedule-facts { margin-top: 28px; }
  .schedule-table { border-radius: 22px; }
  .schedule-row { grid-template-columns: 1fr auto; gap: 7px 12px; min-height: 102px; padding: 17px; }
  .schedule-row:hover { padding-left: 20px; }
  .schedule-issue, .schedule-weekday { grid-row: 1; }
  .schedule-weekday { text-align: right; }
  .schedule-row time { grid-row: 2; font-size: 17px; }
  .schedule-row strong { grid-row: 2; }
  .archive-heading { gap: 24px; }
  .archive-toolbar { grid-template-columns: minmax(0, 1fr) 106px; margin-top: 46px; }
  .archive-section.is-expanded .archive-toolbar {
    top: 108px;
    width: calc(100vw - 20px);
    margin-bottom: -83px;
    padding: 7px;
    border-radius: 19px;
  }
  .archive-tab { min-width: 104px; padding: 12px; border-radius: 15px; }
  .view-all-button { min-width: 0; gap: 8px; padding-inline: 12px; border-radius: 999px; font-size: 10px; }
  .archive-focus { grid-template-columns: 1fr; }
  .paired-photo, .archive-meta { border-radius: 22px; }
  .photo-label { padding: 44px 15px 14px; }
  .archive-meta { display: grid; grid-template-columns: 1fr auto; min-height: 190px; padding: 22px; }
  .archive-meta > strong, .archive-meta time { grid-column: 1; }
  .archive-meta-line { display: none; }
  .archive-count { grid-column: 2; grid-row: 1 / 4; grid-template-columns: 1fr; margin: 0; text-align: center; }
  .archive-count i { width: 1px; height: 56px; margin-inline: auto; background: linear-gradient(#83b7ff, rgba(255, 255, 255, 0.12)); }
  .archive-wall { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; padding-top: 86px; }
  .archive-wall .paired-photo { border-radius: 16px; }
  .archive-wall .photo-label {
    flex-direction: column;
    gap: 2px;
    align-items: flex-start;
    justify-content: flex-end;
    padding: 34px 10px 10px;
  }
  .archive-wall .photo-label strong { font-size: 11px; }
  .archive-wall .photo-label span { font-size: 8px; }
  .gift-stack { width: 100%; min-height: 540px; }
  .gift-card { width: 82%; border-radius: 24px; }
  .gift-card-1 { top: 6px; left: 0; }
  .gift-card-2 { top: 98px; right: 0; }
  .gift-card-3 { top: 190px; left: 1%; }
  .gift-card-4 { top: 282px; right: 1%; }
  .map-layout { margin-top: 46px; }
  .amap-shell { height: auto; aspect-ratio: 937 / 537; border-radius: 22px; }
  .route-panel { display: block; padding: 18px; border-radius: 22px; }
  .route-panel > p { margin-bottom: 10px; }
  .route-panel article { display: grid; grid-template-columns: 58px 1fr; padding: 18px 0; border: 0; border-bottom: 1px solid rgba(255, 255, 255, 0.1); border-radius: 0; }
  .route-panel article:last-child { padding-bottom: 0; border: 0; }
  .route-panel article div { margin-top: 0; }
  .social-links { grid-template-columns: 1fr; }
  .social-links a {
    display: grid;
    grid-template-columns: 46px 1fr auto;
    grid-template-rows: auto auto;
    gap: 2px 15px;
    align-items: center;
    min-height: 0;
    padding: 16px;
    border-radius: 20px;
  }
  .social-placeholder { grid-row: 1 / 3; }
  .social-links strong, .social-links small { margin: 0; }
  .social-links svg { position: static; grid-column: 3; grid-row: 1 / 3; }
  .site-footer { padding: 42px 0; }
  .footer-grid { grid-template-columns: 1fr auto; }
  .footer-grid > img { width: 118px; }
  .footer-grid > div { grid-column: 1 / -1; grid-row: 2; text-align: left; }
  .footer-grid > a { grid-column: 2; grid-row: 1; }
  .mobile-register {
    position: fixed;
    z-index: 38;
    right: 14px;
    bottom: max(14px, env(safe-area-inset-bottom));
    left: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    min-height: 52px;
    border: 1px solid rgba(255, 255, 255, 0.88);
    border-radius: 999px;
    color: #080a0d;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(248, 250, 253, 0.76));
    box-shadow: inset 0 0 0 0.5px rgba(255, 255, 255, 0.48), 0 12px 36px rgba(0, 0, 0, 0.22);
    text-shadow: none;
    font-size: 13px;
    font-weight: 720;
    -webkit-backdrop-filter: blur(18px) saturate(1.08);
    backdrop-filter: blur(18px) saturate(1.08);
  }
  .mobile-register svg { width: 17px; height: 17px; }
  .photo-dialog {
    width: 100vw !important;
    max-width: 100vw !important;
    height: 100svh;
    max-height: 100svh !important;
    border: 0 !important;
    border-radius: 0 !important;
  }
  .lightbox-bar { padding: max(14px, env(safe-area-inset-top)) 14px 44px; }
  .secret-toggle, .dialog-close { width: 40px; height: 40px; }
  .lightbox-arrow { top: auto; bottom: 18px; width: 42px; height: 42px; transform: none; }
  .lightbox-arrow-left { left: 14px; }
  .lightbox-arrow-right { right: 14px; }
  .lightbox-arrow-left:hover, .lightbox-arrow-right:hover { transform: none; }
  .lightbox-hint { bottom: 20px; max-width: calc(100vw - 130px); text-align: center; }
}

@media (hover: hover) and (pointer: fine) {
  .paired-photo-surface:hover .paired-layer-real { opacity: 0; }
  .paired-photo-surface:hover .paired-layer-alternate { opacity: 1; }
  .paired-photo-surface:hover .paired-scan { opacity: 1; animation: scan-photo 800ms ease-out both; }
  @keyframes scan-photo { from { left: 0; } to { left: 100%; } }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .interactive-particles { display: none; }
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (pointer: coarse) {
  .interactive-particles { display: none; }
}