:root {
  --paper: #f2e7d6;
  --surface: #fff9ee;
  --ink: #293027;
  --muted: #6f6254;
  --accent: #a64b2f;
  --accent-dark: #70331f;
  --ochre: #c18a36;
  --line: #d9c4a7;
  --sans: "Segoe UI Variable", "Aptos", "Inter", system-ui, -apple-system, sans-serif;
  --serif: "Iowan Old Style", "Baskerville", "Times New Roman", serif;
  --page: 90rem;
  --gutter: clamp(1.15rem, 5vw, 5rem);
  --radius: 1rem;
  --shadow: 0 1.5rem 4rem rgba(62, 43, 29, .12);
}

* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.75rem;
  scrollbar-gutter: stable;
}
body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font: 400 1rem/1.55 var(--sans);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
img { display: block; max-width: 100%; }
[hidden] { display: none !important; }

.skip-link {
  position: fixed;
  left: 1rem;
  top: -6rem;
  z-index: 200;
  min-height: 3rem;
  display: grid;
  place-items: center;
  padding: .75rem 1rem;
  color: var(--surface);
  background: var(--ink);
}
.skip-link:focus { top: 1rem; }
.scroll-progress {
  position: fixed;
  z-index: 110;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--ochre));
  transform: scaleX(0);
  transform-origin: left center;
  will-change: transform;
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  height: 4.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-inline: max(var(--gutter), calc((100vw - var(--page)) / 2 + var(--gutter)));
  border-bottom: 1px solid var(--line);
  background: rgba(242, 231, 214, .88);
  backdrop-filter: blur(18px) saturate(1.4);
  transition: box-shadow .3s ease, background .3s ease;
}
.site-header.is-scrolled {
  background: rgba(242, 231, 214, .96);
  box-shadow: 0 .75rem 2rem rgba(62, 43, 29, .08);
}
.wordmark {
  min-height: 3rem;
  display: inline-flex;
  align-items: center;
  font-weight: 650;
  letter-spacing: -.025em;
  text-decoration: none;
}
nav { display: flex; align-items: center; gap: clamp(.5rem, 2vw, 1.5rem); }
nav a {
  position: relative;
  min-height: 3rem;
  display: inline-flex;
  align-items: center;
  padding-inline: .65rem;
  font-size: .875rem;
  font-weight: 650;
  text-decoration: none;
}
nav a:not(.nav-rsvp)::after {
  position: absolute;
  content: "";
  inset: auto .65rem .45rem;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .25s ease;
}
nav a:not(.nav-rsvp):hover::after { transform: scaleX(1); transform-origin: left; }
.nav-rsvp { padding-inline: 1rem; color: var(--surface); background: var(--ink); border-radius: 999px; }

main { overflow: clip; }
.hero {
  width: min(100%, var(--page));
  min-height: min(46rem, calc(100svh - 4.75rem));
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(24rem, .96fr);
  margin-inline: auto;
  overflow: hidden;
  border-inline: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(3.5rem, 7vw, 7rem) clamp(1.4rem, 7vw, 7rem);
}
.personal-greeting {
  align-self: flex-start;
  margin: 0 0 1.75rem;
  padding: .45rem .75rem;
  border: 1px solid var(--ink);
  border-radius: 999px;
  font-size: .875rem;
}
.personal-greeting strong { font-weight: 650; }
.overline {
  margin: 0 0 .9rem;
  color: var(--muted);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.hero h1 {
  max-width: 8ch;
  margin: 0;
  font: 400 clamp(4.5rem, 8vw, 8.2rem)/.79 var(--serif);
  letter-spacing: -.055em;
  text-wrap: balance;
  transform: translate3d(var(--title-x, 0), var(--title-y, 0), 0);
  transition: transform .18s ease-out;
  will-change: transform;
}
.hero h1 span { padding-left: .48em; color: var(--accent); }
.hero-text {
  max-width: 29rem;
  margin: 2.1rem 0;
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  text-wrap: pretty;
}
.hero-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}
.hero-facts p { margin: 0; }
.hero-facts span {
  display: block;
  margin-bottom: .28rem;
  color: var(--muted);
  font-size: .75rem;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: .1em;
}
.hero-facts strong { font-size: .9rem; font-weight: 650; }
.hero-visual {
  position: relative;
  min-height: 32rem;
  margin: 0;
  overflow: hidden;
  background: #75614d;
}
.hero-visual::after {
  position: absolute;
  content: "";
  inset: 0;
  background: linear-gradient(180deg, rgba(76, 48, 28, .02), rgba(52, 38, 27, .18));
  pointer-events: none;
}
.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 52%;
  filter: saturate(.72) sepia(.08) contrast(1.02);
  transform: scale(1.045) translate3d(var(--hero-x, 0), var(--hero-y, 0), 0);
  transition: transform .22s ease-out, filter .45s ease;
  will-change: transform;
}
.hero:hover .hero-visual img { filter: saturate(.86) sepia(.06) contrast(1.02); }
.hero-visual figcaption {
  position: absolute;
  z-index: 1;
  right: 1.25rem;
  bottom: 1.25rem;
  min-height: 3rem;
  display: inline-flex;
  align-items: center;
  padding-inline: 1rem;
  color: var(--surface);
  background: rgba(41, 48, 39, .78);
  border: 1px solid rgba(255, 255, 255, .32);
  border-radius: 999px;
  backdrop-filter: blur(12px);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .15em;
}

.response-callout {
  --spot-x: 50%;
  --spot-y: 50%;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 3rem;
  padding: clamp(1.5rem, 3vw, 2.25rem) max(var(--gutter), calc((100vw - var(--page)) / 2 + var(--gutter)));
  color: var(--surface);
  background: radial-gradient(circle at var(--spot-x) var(--spot-y), #c56f3f 0, var(--accent) 27rem);
}
.response-callout .overline { margin-bottom: .35rem; color: rgba(255, 255, 255, .72); }
.response-callout h2 {
  max-width: 30ch;
  margin: 0;
  font-size: clamp(1.45rem, 2.6vw, 2.35rem);
  line-height: 1.12;
  letter-spacing: -.025em;
  text-wrap: balance;
}
.response-callout p:last-child { max-width: 52rem; margin: .45rem 0 0; }

.button {
  position: relative;
  min-height: 3rem;
  overflow: hidden;
  appearance: none;
  border: 0;
  border-radius: .25rem;
  text-decoration: none;
  transition: transform .18s ease, background .2s ease, box-shadow .2s ease;
}
.button:hover { box-shadow: 0 .75rem 1.75rem rgba(62, 43, 29, .18); }
.button span:not(.ripple) { position: relative; z-index: 1; transition: transform .2s ease; }
.button:hover span:not(.ripple) { transform: translateX(3px); }
.ripple {
  position: absolute;
  z-index: 0;
  width: .75rem;
  aspect-ratio: 1;
  border-radius: 50%;
  background: rgba(255, 255, 255, .42);
  pointer-events: none;
  transform: translate(-50%, -50%) scale(0);
  animation: ripple .65s ease-out forwards;
}
.button-light .ripple { background: rgba(166, 75, 47, .22); }
.button-light, .button-dark {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 2.5rem;
  padding: .85rem 1rem;
  font-size: .875rem;
  font-weight: 700;
  letter-spacing: .025em;
}
.button-light { color: var(--ink); background: var(--surface); }
.button-dark { width: 100%; margin-top: 1rem; color: var(--surface); background: var(--ink); }
.button-dark:hover, .nav-rsvp:hover { background: #42483a; }
:where(.button, input, textarea, a):focus-visible {
  outline: 3px solid var(--accent-dark);
  outline-offset: 3px;
}

.section {
  width: min(100%, var(--page));
  margin-inline: auto;
  padding: clamp(4.25rem, 8vw, 7.5rem) var(--gutter);
  border-inline: 1px solid var(--line);
  content-visibility: auto;
  contain-intrinsic-size: auto 750px;
  scroll-margin-top: 5.5rem;
}
.details {
  display: grid;
  grid-template-columns: .9fr 1.15fr .7fr;
  gap: clamp(2.5rem, 6vw, 6rem);
  background: var(--surface);
}
.section-heading h2, .rsvp-intro h2 {
  max-width: 11ch;
  margin: 0;
  font: 400 clamp(3rem, 5vw, 5.2rem)/.9 var(--serif);
  letter-spacing: -.045em;
  text-wrap: balance;
}
.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.timeline li {
  position: relative;
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 1.25rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left .25s ease, background .25s ease;
}
.timeline li::before {
  position: absolute;
  content: "";
  left: -.85rem;
  top: 50%;
  width: .4rem;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0;
  transform: translate(-.4rem, -50%) scale(0);
  transition: opacity .25s ease, transform .25s ease;
}
.timeline li:hover {
  padding-left: .65rem;
  background: rgba(166, 75, 47, .05);
}
.timeline li:hover::before { opacity: 1; transform: translate(0, -50%) scale(1); }
.timeline time { padding-top: .15rem; color: var(--accent); font-size: .875rem; font-weight: 750; }
.timeline h3, .venue h3 { margin: 0; font-size: 1rem; }
.timeline p { margin: .2rem 0 0; color: var(--muted); font-size: .875rem; }
.venue {
  padding-left: 1.5rem;
  border-left: 1px solid var(--line);
}
.venue address { margin: 1rem 0 1.4rem; color: var(--muted); font-style: normal; }
.venue a {
  min-height: 3rem;
  display: inline-flex;
  align-items: center;
  font-size: .875rem;
  font-weight: 700;
  text-underline-offset: .25rem;
  transition: color .2s ease, transform .2s ease;
}
.venue a:hover { color: var(--accent); transform: translateX(4px); }

.rsvp {
  display: grid;
  grid-template-columns: minmax(14rem, .68fr) minmax(0, 1.32fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: start;
}
.rsvp-intro > p:not(.overline):not(.deadline-note) {
  max-width: 22rem;
  margin: 1.5rem 0;
  color: var(--muted);
}
.deadline-note {
  display: inline-block;
  max-width: 20rem;
  margin: .5rem 0 0;
  padding: .7rem .85rem;
  border-left: 3px solid var(--accent);
  background: rgba(166, 75, 47, .1);
  font-size: .875rem;
}
.rsvp-card {
  container-type: inline-size;
  position: relative;
  min-height: 25rem;
  padding: clamp(1.4rem, 4vw, 3rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  transition: box-shadow .3s ease, transform .3s ease;
}
.rsvp-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
fieldset { margin: 0; padding: 0; border: 0; }
legend { margin-bottom: 1.4rem; font-size: 1.25rem; font-weight: 700; }
.attendance-options { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
.attendance-options label { position: relative; cursor: pointer; }
.attendance-options input { position: absolute; opacity: 0; }
.attendance-options span {
  position: relative;
  min-height: 7rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.15rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: .75rem;
  transition: background .2s, color .2s, border-color .2s, transform .2s ease, box-shadow .2s ease;
}
.attendance-options span::after {
  position: absolute;
  content: "✓";
  right: 1rem;
  top: .8rem;
  font-size: 1.2rem;
  opacity: 0;
  transform: scale(.3) rotate(-18deg);
  transition: opacity .2s ease, transform .3s cubic-bezier(.2, .8, .2, 1.4);
}
.attendance-options label:hover span { transform: translateY(-3px); box-shadow: 0 .65rem 1.5rem rgba(62, 43, 29, .1); }
.attendance-options b { font-size: .95rem; }
.attendance-options small { color: var(--muted); font-size: .8125rem; }
.attendance-options input:checked + span { color: var(--surface); background: var(--accent); border-color: var(--accent); }
.attendance-options input:checked + span::after { opacity: 1; transform: scale(1) rotate(0); }
.attendance-options input:checked + span.choice-pop { animation: choice-pop .36s ease; }
.attendance-options input:checked + span small { color: rgba(255, 255, 255, .8); }
.attendance-options input:focus-visible + span { outline: 3px solid var(--accent-dark); outline-offset: 3px; }
.field { display: block; margin-bottom: 1.2rem; }
.field > span { display: block; margin-bottom: .35rem; font-size: .875rem; font-weight: 700; }
.field > span small { font-weight: 400; }
.field input, .field textarea {
  width: 100%;
  min-height: 3rem;
  padding: .7rem 0;
  color: var(--ink);
  background: linear-gradient(var(--accent), var(--accent)) left bottom / 0 2px no-repeat, transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  outline: none;
  resize: vertical;
  transition: background-size .3s ease, border-color .3s ease;
}
.field input:read-only { color: var(--muted); cursor: not-allowed; }
.field input:focus, .field textarea:focus { border-color: transparent; background-size: 100% 2px; }
.field > small, .privacy-note { display: block; margin: .45rem 0 0; color: var(--muted); font-size: .75rem; }
.form-actions { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 1.5rem; }
.form-actions .button-dark { margin-top: 0; }
.button-link {
  min-height: 3rem;
  padding: .4rem 0;
  color: var(--ink);
  background: transparent;
  border-bottom: 1px solid currentColor;
  border-radius: 0;
  font-size: .875rem;
}
.button-link:hover { box-shadow: none; }
.form-error { margin: .75rem 0 0; color: #8f2014; font-size: .875rem; font-weight: 600; }
.form-step:not([hidden]), .success-state:not([hidden]) { animation: step-in .4s ease both; }
.success-state { min-height: 18rem; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; }
.success-state h3 { margin: 0; font: 400 clamp(3rem, 6vw, 5rem)/.9 var(--serif); }
.success-state > p:not(.overline) { margin: 1.25rem 0 2rem; }
.confetti {
  position: fixed;
  z-index: 120;
  left: var(--confetti-x);
  top: var(--confetti-y);
  width: .5rem;
  height: .75rem;
  background: var(--confetti-color);
  pointer-events: none;
  animation: confetti-fly .9s cubic-bezier(.15, .7, .35, 1) forwards;
}

.motion-item { transition: opacity .65s ease, transform .65s cubic-bezier(.2, .7, .2, 1); transition-delay: var(--reveal-delay, 0ms); }
.motion-ready .motion-item:not(.is-visible) { opacity: 0; transform: translateY(1.5rem); }
.motion-item.is-visible { opacity: 1; transform: translateY(0); }
.mobile-rsvp-bar { display: none; }

footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 2rem max(var(--gutter), calc((100vw - var(--page)) / 2 + var(--gutter)));
  color: var(--surface);
  background: var(--ink);
}
footer p, footer a { margin: 0; font-size: .8125rem; text-decoration: none; }
footer p:first-child { font-weight: 700; }

@container (max-width: 34rem) {
  .attendance-options { grid-template-columns: 1fr; }
  .attendance-options span { min-height: 5.75rem; }
}

@keyframes ripple { to { opacity: 0; transform: translate(-50%, -50%) scale(24); } }
@keyframes choice-pop { 50% { transform: scale(.975); } }
@keyframes step-in { from { opacity: 0; transform: translateY(.75rem); } to { opacity: 1; transform: translateY(0); } }
@keyframes confetti-fly {
  0% { opacity: 1; transform: translate(-50%, -50%) rotate(0); }
  100% { opacity: 0; transform: translate(calc(-50% + var(--confetti-tx)), calc(-50% + var(--confetti-ty))) rotate(var(--confetti-rotate)); }
}

@media (max-width: 900px) {
  .hero { grid-template-columns: minmax(0, 1.15fr) minmax(17rem, .85fr); }
  .hero-copy { padding-inline: clamp(1.4rem, 5vw, 3rem); }
  .hero-facts { grid-template-columns: 1fr; gap: .75rem; }
  .details { grid-template-columns: 1fr 1.3fr; }
  .rsvp { grid-template-columns: 1fr; }
  .venue { grid-column: 2; }
}

@media (max-width: 650px) {
  html { scroll-padding-top: 4.75rem; scroll-padding-bottom: 6rem; }
  body { padding-bottom: calc(4.5rem + env(safe-area-inset-bottom)); }
  .site-header { height: 4rem; }
  nav a:not(.nav-rsvp) { display: none; }
  .nav-rsvp { min-height: 3rem; }
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    border-inline: 0;
  }
  .hero-copy { min-height: 33rem; padding-block: 3.75rem; }
  .personal-greeting { margin-bottom: 1.4rem; }
  .hero h1 { font-size: clamp(4.2rem, 21vw, 6.1rem); }
  .hero-text { margin-block: 1.75rem; }
  .hero-visual { min-height: 18rem; aspect-ratio: 4 / 3; }
  .hero-visual img { object-position: center 58%; }
  .response-callout { grid-template-columns: 1fr; gap: 1.25rem; }
  .button-light { width: 100%; }
  .section { border-inline: 0; }
  .details { grid-template-columns: 1fr; }
  .venue { grid-column: 1; padding: 1.5rem 0 0; border: 0; border-top: 1px solid var(--line); }
  .rsvp-card:hover { box-shadow: none; transform: none; }
  .form-actions { grid-template-columns: 1fr; }
  .form-actions .button-link { justify-self: start; order: 2; }
  .mobile-rsvp-bar {
    position: fixed;
    z-index: 90;
    left: .75rem;
    right: .75rem;
    bottom: max(.75rem, env(safe-area-inset-bottom));
    min-height: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-inline: 1rem;
    color: var(--surface);
    background: rgba(41, 48, 39, .96);
    border: 1px solid rgba(255, 255, 255, .18);
    border-radius: .75rem;
    box-shadow: 0 .8rem 2.5rem rgba(62, 43, 29, .28);
    backdrop-filter: blur(14px);
    font-size: .875rem;
    font-weight: 700;
    text-decoration: none;
    transition: opacity .25s ease, transform .25s ease;
  }
  .mobile-rsvp-bar.is-hidden {
    opacity: 0;
    pointer-events: none;
    transform: translateY(calc(100% + 1.5rem));
  }
  footer { flex-wrap: wrap; padding-bottom: 2.25rem; }
  footer p:nth-child(2) { order: 3; width: 100%; }
}

@media (hover: none), (pointer: coarse) {
  .button:hover, .timeline li:hover, .attendance-options label:hover span, .rsvp-card:hover, .venue a:hover {
    transform: none;
    box-shadow: none;
  }
  .timeline li:hover { padding-left: 0; color: var(--ink); background: transparent; }
  .timeline li:hover::before { opacity: 0; }
}

@media (prefers-contrast: more) {
  :root { --line: #80705d; --muted: #4c443a; }
  .site-header { background: var(--paper); backdrop-filter: none; }
  .response-callout { background: var(--accent-dark); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .motion-ready .motion-item:not(.is-visible) { opacity: 1; transform: none; }
  .scroll-progress { display: none; }
  .hero h1, .hero-visual img { transform: none !important; }
}

@media print {
  .site-header, .scroll-progress, .mobile-rsvp-bar, .response-callout .button, .rsvp { display: none !important; }
  body { padding: 0; background: #fff; }
  .hero, .section { width: 100%; border: 0; }
  .hero { min-height: auto; }
  .hero-visual { min-height: 18rem; }
}