:root {
    --paper: #f7f3ed;
    --paper-deep: #eee7dc;
    --ink: #273028;
    --muted: #697069;
    --line: rgba(39, 48, 40, .16);
    --card: rgba(255, 255, 255, .58);
    --serif: "Cormorant Garamond", Georgia, serif;
    --sans: "Inter", system-ui, sans-serif;
    --radius: 1.5rem;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--sans);
    font-weight: 300;
    line-height: 1.65;
}

a { color: inherit; }
.shell { width: min(1120px, calc(100% - 40px)); margin-inline: auto; }
.narrow { width: min(720px, 100%); text-align: center; }
.section { padding: 110px 0; }
.eyebrow {
    margin: 0 0 18px;
    font-size: .72rem;
    font-weight: 600;
    letter-spacing: .24em;
    text-transform: uppercase;
}

h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: .98; margin-top: 0; }
h2 { font-size: clamp(3rem, 7vw, 5.4rem); margin-bottom: 28px; }
.lead { font-size: 1.12rem; color: var(--muted); }

.hero {
    min-height: 100svh;
    position: relative;
    overflow: hidden;
    display: grid;
    grid-template-rows: auto 1fr;
    background:
      radial-gradient(circle at 18% 18%, rgba(180, 197, 175, .45), transparent 28%),
      radial-gradient(circle at 85% 76%, rgba(221, 200, 183, .65), transparent 32%),
      linear-gradient(135deg, #f4eee6 0%, #f8f5ef 55%, #e6ede3 100%);
}
.nav {
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 3;
}
.brand {
    font-family: var(--serif);
    font-size: 1.6rem;
    text-decoration: none;
}
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a { text-decoration: none; font-size: .83rem; }
.nav-rsvp { border-bottom: 1px solid currentColor; padding-bottom: 3px; }

.hero-content {
    align-self: center;
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 70px 0 120px;
}
.hero h1 {
    font-size: clamp(5.2rem, 16vw, 12rem);
    margin: 0;
    letter-spacing: -.045em;
}
.hero h1 span { display: block; }
.hero .ampersand {
    font-size: .42em;
    font-style: italic;
    line-height: .65;
    opacity: .65;
}
.hero-copy {
    width: min(610px, 100%);
    margin: 34px auto 28px;
    color: var(--muted);
    font-size: 1.03rem;
}
.hero-date {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin: 28px 0 38px;
    font-size: .86rem;
}
.hero-date strong { font-weight: 500; }
.hero-decoration { position: absolute; border: 1px solid rgba(39,48,40,.10); border-radius: 50%; }
.decoration-one { width: 420px; height: 620px; left: -190px; top: 18%; transform: rotate(28deg); }
.decoration-two { width: 380px; height: 580px; right: -170px; bottom: -80px; transform: rotate(-24deg); }

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 0 26px;
    border-radius: 999px;
    border: 1px solid var(--ink);
    text-decoration: none;
    font: 500 .82rem var(--sans);
    cursor: pointer;
    transition: transform .2s ease, background .2s ease, color .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary { background: transparent; }
.button-primary:hover { background: var(--ink); color: var(--paper); }
.button-dark { background: var(--ink); color: white; width: 100%; }

.welcome { background: #fbf9f5; }
.monogram {
    margin: 54px auto 0;
    width: 130px;
    height: 130px;
    display: grid;
    place-items: center;
    border: 1px solid var(--line);
    border-radius: 50%;
    font: 500 2.5rem var(--serif);
    position: relative;
}
.monogram i { font-size: 1.1rem; position: absolute; font-weight: 400; }
.monogram span:first-child { transform: translate(-18px, -10px); }
.monogram span:last-child { transform: translate(18px, 10px); }

.details { background: var(--paper-deep); }
.section-heading { max-width: 680px; margin-bottom: 56px; }
.detail-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.detail-card {
    min-height: 330px;
    padding: 32px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--card);
    backdrop-filter: blur(8px);
}
.detail-number { display: block; margin-bottom: 80px; font-size: .75rem; color: var(--muted); }
.detail-card h3 { font-size: 2.5rem; margin-bottom: 20px; }
.detail-card p { margin: 4px 0; color: var(--muted); }
.detail-card a { display: inline-block; margin-top: 16px; font-size: .82rem; }

.countdown-section { background: var(--ink); color: #f5f1e9; }
.countdown { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 40px; border-block: 1px solid rgba(255,255,255,.18); }
.countdown > div { padding: 28px 10px; border-right: 1px solid rgba(255,255,255,.18); }
.countdown > div:last-child { border-right: 0; }
.countdown strong { display: block; font: 500 clamp(2.5rem, 7vw, 5rem) var(--serif); line-height: 1; }
.countdown span { display: block; margin-top: 8px; font-size: .68rem; letter-spacing: .15em; text-transform: uppercase; opacity: .65; }

.rsvp-section { background: #fbf9f5; }
.rsvp-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; align-items: start; }
.rsvp-copy { position: sticky; top: 40px; }
.rsvp-copy h2 { max-width: 500px; }
.rsvp-copy p { color: var(--muted); max-width: 480px; }
.rsvp-card { padding: 38px; border-radius: var(--radius); background: var(--paper); border: 1px solid var(--line); }
fieldset { margin: 0 0 28px; padding: 0; border: 0; }
legend, .field > span { display: block; margin-bottom: 10px; font-weight: 500; font-size: .86rem; }
.choice { display: flex; gap: 10px; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--line); }
.choice input { accent-color: var(--ink); }
.field { display: block; margin: 0 0 24px; }
.field small { font-weight: 300; color: var(--muted); }
select, textarea, .guest-name-row input {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: rgba(255,255,255,.55);
    padding: 14px 15px;
    color: var(--ink);
    font: inherit;
    outline: none;
}
select:focus, textarea:focus, .guest-name-row input:focus { border-color: var(--ink); }
textarea { resize: vertical; }
.form-error {
    margin-bottom: 24px;
    padding: 14px 16px;
    border: 1px solid rgba(153, 48, 48, .25);
    border-radius: 14px;
    background: rgba(255, 238, 235, .75);
    color: #8b2929;
    font-size: .88rem;
}
.field-help { margin: -2px 0 16px; color: var(--muted); font-size: .82rem; }
.guest-name-row { display: grid; grid-template-columns: 28px 1fr 30px; gap: 9px; align-items: center; margin-bottom: 10px; }
.guest-name-row.is-hidden { display: none; }
.guest-number { display: grid; place-items: center; width: 28px; height: 28px; border: 1px solid var(--line); border-radius: 50%; font-size: .72rem; }
.remove-guest, .add-guest { border: 0; color: var(--ink); cursor: pointer; font: inherit; }
.remove-guest { background: transparent; font-size: 1.4rem; line-height: 1; }
.add-guest { margin: 8px 0 0 37px; padding: 0; background: transparent; border-bottom: 1px solid var(--line); font-size: .82rem; }
.add-guest:disabled { opacity: .4; cursor: default; }

.footer { padding: 70px 0; text-align: center; border-top: 1px solid var(--line); }
.footer-names { margin: 0 0 6px; font: 500 2.2rem var(--serif); }
.footer-names i { margin: 0 8px; font-size: .8em; }
.footer p:last-child { color: var(--muted); font-size: .75rem; letter-spacing: .12em; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

.simple-page {
    min-height: 100svh;
    display: grid;
    place-items: center;
    padding: 30px;
    background: radial-gradient(circle at top left, #e6ede3, transparent 35%), var(--paper);
}
.simple-card {
    width: min(620px, 100%);
    text-align: center;
    padding: 64px 34px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(255,255,255,.65);
}
.simple-card h1 { font-size: clamp(3.2rem, 8vw, 5.8rem); }
.simple-card .button { width: auto; margin-top: 24px; }
.success-card { width: min(680px, 100%); }
.success-mark {
    display: grid;
    place-items: center;
    width: 74px;
    height: 74px;
    margin: 0 auto 28px;
    border-radius: 50%;
    background: var(--ink);
    color: white;
    font-size: 2rem;
}
.success-copy { width: min(470px, 100%); margin: 0 auto; color: var(--muted); }
.registered-names {
    width: min(460px, 100%);
    margin: 30px auto 8px;
    padding: 20px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: rgba(255,255,255,.5);
}
.registered-names span { display: block; margin-bottom: 6px; color: var(--muted); font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; }
.registered-names strong { font: 500 1.7rem var(--serif); }

@media (max-width: 800px) {
    .section { padding: 82px 0; }
    .nav-links a:not(.nav-rsvp) { display: none; }
    .hero-date { flex-direction: column; gap: 2px; }
    .detail-grid { grid-template-columns: 1fr; }
    .detail-card { min-height: auto; }
    .detail-number { margin-bottom: 36px; }
    .rsvp-layout { grid-template-columns: 1fr; gap: 40px; }
    .rsvp-copy { position: static; }
}

@media (max-width: 540px) {
    .shell { width: min(100% - 28px, 1120px); }
    .hero h1 { font-size: clamp(4.4rem, 24vw, 7rem); }
    .countdown strong { font-size: 2.4rem; }
    .countdown span { letter-spacing: .08em; font-size: .57rem; }
    .rsvp-card { padding: 26px 20px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .reveal { opacity: 1; transform: none; transition: none; }
    .button { transition: none; }
}

.countdown-done { margin: 30px 0 0; font-family: var(--serif); font-size: 1.6rem; }

.form-status { margin: 14px 0 0; text-align: center; font-size: .9rem; color: var(--muted); }
.form-status.is-error { color: #a3372c; }
.button-dark:disabled { opacity: .45; cursor: default; }

.rsvp-card.is-sent > fieldset,
.rsvp-card.is-sent > .field,
.rsvp-card.is-sent > .button { display: none; }
.rsvp-card.is-sent .form-status {
    margin: 0;
    font-family: var(--serif);
    font-size: 1.5rem;
    line-height: 1.35;
    color: var(--ink);
}