:root {
    --paper: #fff7e9;
    --paper-2: #f4ead8;
    --ink: #35251f;
    --muted: rgba(53, 37, 31, 0.66);
    --sage: #6f8b70;
    --leaf: #315a43;
    --rose: #d88475;
    --coral: #ef9b72;
    --marigold: #d9a441;
    --sky: #b8dde0;
    --line: rgba(93, 66, 48, 0.16);
    --shadow: 0 26px 80px rgba(82, 56, 35, 0.18);
    --radius-xl: 38px;
    --radius-lg: 26px;
}

* { box-sizing: border-box; }
html {
    scroll-behavior: smooth;
    scroll-padding-bottom: calc(96px + env(safe-area-inset-bottom));
}
body {
    margin: 0;
    color: var(--ink);
    background:
        radial-gradient(circle at 10% 10%, rgba(184,221,224,0.48), transparent 28%),
        radial-gradient(circle at 86% 14%, rgba(239,155,114,0.34), transparent 25%),
        radial-gradient(circle at 50% 96%, rgba(111,139,112,0.22), transparent 34%),
        linear-gradient(180deg, #fffaf0 0%, #f1e5d2 52%, #fff6e8 100%);
    font-family: "Bodoni 72", "Didot", Georgia, serif;
    overflow-x: hidden;
}
body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(93,66,48,0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(93,66,48,0.025) 1px, transparent 1px);
    background-size: 44px 44px;
    opacity: 0.52;
    z-index: 0;
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }

.petal-canvas {
    position: fixed;
    inset: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    opacity: 0.7;
    z-index: 1;
}

.paper-loader {
    position: fixed;
    inset: 0;
    z-index: 120;
    display: grid;
    place-items: center;
    background: var(--paper);
    pointer-events: none;
    animation: loaderOut 1.25s ease forwards;
}
.paper-loader p {
    grid-area: 1 / 1;
    transform: translateY(86px);
    color: var(--muted);
    font: 900 0.72rem/1 ui-sans-serif, "Optima", sans-serif;
    letter-spacing: 0.24em;
    text-transform: uppercase;
}
.loader-flower {
    grid-area: 1 / 1;
    width: 118px;
    aspect-ratio: 1;
    border-radius: 50%;
    background:
        radial-gradient(circle at 50% 50%, var(--marigold) 0 13%, transparent 14%),
        conic-gradient(from 20deg, var(--rose), var(--sky), var(--sage), var(--coral), var(--rose));
    mask: radial-gradient(circle, transparent 0 22%, #000 23%);
    animation: flowerSpin 1.4s ease infinite;
}
@keyframes flowerSpin { 50% { transform: rotate(18deg) scale(1.05); } }
@keyframes loaderOut {
    0%, 62% { opacity: 1; clip-path: inset(0 0 0 0 round 0); }
    100% { opacity: 0; clip-path: inset(50% 0 50% 0 round 50px); visibility: hidden; }
}

.v11-shell {
    width: min(1320px, calc(100vw - 22px));
    margin: 12px auto 0;
    padding-bottom: calc(96px + env(safe-area-inset-bottom));
    position: relative;
    z-index: 2;
}

.chapter-tabs {
    position: fixed;
    left: 50%;
    bottom: calc(12px + env(safe-area-inset-bottom));
    transform: translateX(-50%);
    width: min(620px, calc(100vw - 24px));
    z-index: 90;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
    padding: 7px;
    border: 1px solid rgba(93,66,48,0.14);
    border-radius: 999px;
    background: rgba(255, 247, 233, 0.86);
    backdrop-filter: blur(22px);
    box-shadow: 0 18px 60px rgba(82,56,35,0.18);
}
.chapter-tabs a {
    display: grid;
    place-items: center;
    min-height: 44px;
    border-radius: 999px;
    color: var(--muted);
    font: 900 0.68rem/1 ui-sans-serif, "Optima", sans-serif;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}
.chapter-tabs a:hover,
.chapter-tabs a.is-active {
    color: white;
    background: linear-gradient(135deg, var(--leaf), var(--sage));
}

.garden-hero {
    min-height: calc(100vh - 24px);
    display: grid;
    grid-template-columns: minmax(0, 0.98fr) minmax(320px, 1.02fr);
    gap: 18px;
    align-items: stretch;
}
.paper-cover,
.garden-frame,
.letter-panel,
.venue-note,
.story-book,
.schedule-garden,
.polaroid-section,
.reply-letter,
.footer {
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    background:
        linear-gradient(135deg, rgba(255,255,255,0.7), rgba(255,255,255,0.25)),
        rgba(255, 247, 233, 0.78);
    box-shadow: var(--shadow);
    backdrop-filter: blur(16px);
}
.paper-cover {
    padding: clamp(1.4rem, 5vw, 4rem);
    display: grid;
    align-content: center;
    position: relative;
    overflow: hidden;
}
.paper-cover::before {
    content: "";
    position: absolute;
    inset: 20px;
    border: 1px solid rgba(93,66,48,0.12);
    border-radius: 28px;
    pointer-events: none;
}
.paper-cover::after {
    content: "";
    position: absolute;
    right: -80px;
    bottom: -80px;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(239,155,114,0.28), transparent 65%);
}
.micro-label {
    margin: 0 0 1rem;
    color: var(--leaf);
    font: 900 0.72rem/1 ui-sans-serif, "Optima", sans-serif;
    letter-spacing: 0.28em;
    text-transform: uppercase;
}
h1, h2, h3 { margin: 0; font-weight: 520; letter-spacing: -0.055em; }
.paper-cover h1 {
    max-width: 9.4ch;
    font-size: clamp(4rem, 8vw, 8.2rem);
    line-height: 0.86;
    color: var(--ink);
}
.hero-subtitle,
.letter-panel p,
.gallery-note,
.reply-letter p,
.footer p,
.orbit-card p,
.ritual-card p,
.dress-card p {
    color: var(--muted);
    font: 1rem/1.75 ui-sans-serif, "Optima", sans-serif;
}
.hero-subtitle {
    max-width: 610px;
    margin: 1.25rem 0 0;
    font-size: 1.08rem;
}
.names-line {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin: 0 0 1.25rem;
}
.names-line span {
    font-size: clamp(2rem, 4vw, 3.3rem);
    line-height: 1;
}
.names-line em {
    display: grid;
    place-items: center;
    width: 68px;
    height: 68px;
    border-radius: 50%;
    color: white;
    background: linear-gradient(135deg, var(--leaf), var(--sage));
    font: 900 0.8rem/1 ui-sans-serif, "Optima", sans-serif;
    font-style: normal;
    letter-spacing: 0.1em;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 1.8rem; }
.btn {
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 999px;
    padding: 0.88rem 1.25rem;
    cursor: pointer;
    font: 900 0.76rem/1 ui-sans-serif, "Optima", sans-serif;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}
.btn-primary { color: white; background: linear-gradient(135deg, var(--leaf), var(--sage)); box-shadow: 0 14px 36px rgba(49,90,67,0.2); }
.btn-ghost { color: var(--leaf); border: 1px solid rgba(49,90,67,0.2); background: rgba(255,255,255,0.42); }
.garden-frame {
    position: relative;
    min-height: 760px;
    overflow: hidden;
    padding: 18px;
    transform-style: preserve-3d;
    transition: transform 0.25s ease;
}
.pressed-photo {
    position: absolute;
    inset: 18px;
    border-radius: 30px;
    background: center/cover no-repeat;
    box-shadow: inset 0 0 0 1px rgba(255,255,255,0.26);
}
.pressed-photo::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background:
        linear-gradient(180deg, rgba(255,255,255,0.02), rgba(53,37,31,0.18)),
        radial-gradient(circle at 24% 16%, rgba(255,255,255,0.34), transparent 30%);
}
.date-stamp,
.countdown-card {
    position: absolute;
    z-index: 3;
    border: 1px solid rgba(255,255,255,0.38);
    background: rgba(255, 247, 233, 0.78);
    backdrop-filter: blur(18px);
    box-shadow: 0 18px 44px rgba(82,56,35,0.16);
}
.date-stamp {
    left: 34px;
    right: 34px;
    bottom: 34px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    border-radius: 26px;
    padding: 1rem 1.1rem;
}
.date-stamp span {
    color: var(--leaf);
    font: 900 0.78rem/1 ui-sans-serif, "Optima", sans-serif;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}
.date-stamp strong { font-size: 2.3rem; color: var(--ink); }
.countdown-card {
    top: 34px;
    right: 34px;
    width: 138px;
    aspect-ratio: 1;
    border-radius: 50%;
    display: grid;
    place-items: center;
    text-align: center;
}
.countdown-card span,
.countdown-card small {
    color: var(--leaf);
    font: 900 0.62rem/1 ui-sans-serif, "Optima", sans-serif;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}
.countdown-card strong { display: block; font-size: 3rem; line-height: 0.8; color: var(--rose); }
main { display: grid; gap: 18px; margin-top: 18px; }
.letter-panel {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    gap: 2rem;
    align-items: end;
    padding: clamp(1.25rem, 4vw, 3rem);
}
.letter-panel h2,
.section-head h2,
.rsvp-copy h2 {
    font-size: clamp(2.35rem, 6vw, 5.3rem);
    line-height: 0.92;
}
.venue-note {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 1.1rem;
    align-items: center;
    padding: clamp(1rem, 3vw, 1.5rem);
}
.pin {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: var(--rose);
    color: white;
    font: 900 0.7rem/1 ui-sans-serif, "Optima", sans-serif;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}
.venue-note span,
.dress-card span {
    color: var(--leaf);
    font: 900 0.72rem/1 ui-sans-serif, "Optima", sans-serif;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}
.venue-note strong { display: block; margin: 0.35rem 0; font-size: clamp(1.6rem, 4vw, 2.8rem); }
.venue-note p { margin: 0; color: var(--muted); font-family: ui-sans-serif, "Optima", sans-serif; }
.venue-note a {
    white-space: nowrap;
    color: white;
    background: var(--leaf);
    border-radius: 999px;
    padding: 0.86rem 1rem;
    font: 900 0.72rem/1 ui-sans-serif, "Optima", sans-serif;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}
.story-book,
.schedule-garden,
.polaroid-section,
.reply-letter,
.footer {
    padding: clamp(1.25rem, 4vw, 3rem);
}
.section-head { display: flex; flex-direction: column; margin-bottom: 1.5rem; }
.section-head.split { flex-direction: row; justify-content: space-between; gap: 1.4rem; }
.story-ribbon {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}
.orbit-card {
    min-height: 282px;
    border: 1px solid var(--line);
    border-radius: 30px;
    padding: 1.25rem;
    background:
        linear-gradient(180deg, rgba(255,255,255,0.62), rgba(255,255,255,0.28)),
        var(--paper);
    box-shadow: 0 18px 50px rgba(82,56,35,0.13);
    position: relative;
    overflow: hidden;
}
.orbit-card::after {
    content: "";
    position: absolute;
    width: 96px;
    height: 96px;
    right: -24px;
    top: -24px;
    border-radius: 50%;
    background: rgba(184,221,224,0.45);
}
.orbit-date {
    color: var(--rose);
    font: 900 0.76rem/1 ui-sans-serif, "Optima", sans-serif;
    letter-spacing: 0.22em;
    text-transform: uppercase;
}
.orbit-card h3,
.ritual-card h3 {
    margin-top: 2.8rem;
    font-size: clamp(1.55rem, 3vw, 2.2rem);
    line-height: 1;
}
.stamp-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}
.ritual-card {
    min-height: 250px;
    display: grid;
    align-content: space-between;
    border: 1px solid var(--line);
    border-radius: 28px;
    padding: 1.15rem;
    background: rgba(255,255,255,0.52);
    box-shadow: 0 18px 46px rgba(82,56,35,0.12);
}
.ritual-time {
    width: fit-content;
    border-radius: 999px;
    padding: 0.45rem 0.72rem;
    color: white;
    background: var(--rose);
    font: 900 0.74rem/1 ui-sans-serif, "Optima", sans-serif;
}
.dress-card {
    max-width: 360px;
    border: 1px dashed rgba(49,90,67,0.3);
    border-radius: 22px;
    padding: 1rem;
    background: rgba(255,255,255,0.42);
}
.dress-card p { margin: 0.55rem 0 0; font-size: 0.92rem; }
.polaroid-wall {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr 1fr;
    grid-auto-rows: 250px;
    gap: 16px;
}
.gallery-card {
    min-height: 220px;
    border: 12px solid rgba(255,255,255,0.78);
    border-bottom-width: 46px;
    border-radius: 20px;
    background: center/cover no-repeat;
    box-shadow: 0 22px 60px rgba(82,56,35,0.2);
    position: relative;
    cursor: pointer;
    overflow: hidden;
    transition: transform 0.25s ease;
}
.gallery-card:nth-child(1) { grid-row: span 2; transform: rotate(-1.2deg); }
.gallery-card:nth-child(2) { transform: rotate(1.5deg); }
.gallery-card:nth-child(3) { transform: rotate(-0.8deg); }
.gallery-card:nth-child(4) { grid-column: span 2; transform: rotate(0.7deg); }
.gallery-card:hover { transform: translateY(-5px) rotate(0deg) scale(1.01); }
.gallery-card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 42%, rgba(53,37,31,0.44));
}
.gallery-card span {
    position: absolute;
    left: 10px;
    right: 10px;
    bottom: -35px;
    z-index: 1;
    color: var(--ink);
    font: 800 0.88rem/1.2 ui-sans-serif, "Optima", sans-serif;
}
.reply-letter {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1.05fr);
    gap: 18px;
}
.rsvp-note { display: grid; gap: 10px; margin-top: 1.3rem; }
.rsvp-note span {
    width: fit-content;
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 0.78rem 1rem;
    background: rgba(255,255,255,0.36);
    color: var(--muted);
    font-family: ui-sans-serif, "Optima", sans-serif;
}
.rsvp-form {
    display: grid;
    gap: 12px;
    border: 1px solid var(--line);
    border-radius: 28px;
    background: rgba(255,255,255,0.45);
    padding: 1rem;
}
.rsvp-form label {
    display: grid;
    gap: 7px;
    color: var(--leaf);
    font: 900 0.72rem/1 ui-sans-serif, "Optima", sans-serif;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}
.rsvp-form input,
.rsvp-form select,
.rsvp-form textarea {
    width: 100%;
    border: 1px solid rgba(93,66,48,0.16);
    border-radius: 18px;
    background: rgba(255,255,255,0.72);
    color: var(--ink);
    outline: none;
    padding: 0.94rem 1rem;
    font: 0.95rem/1.35 ui-sans-serif, "Optima", sans-serif;
    text-transform: none;
    letter-spacing: 0;
}
.rsvp-form input:focus,
.rsvp-form select:focus,
.rsvp-form textarea:focus {
    border-color: rgba(49,90,67,0.54);
    box-shadow: 0 0 0 4px rgba(49,90,67,0.08);
}
.footer { margin-top: 18px; padding: 1.6rem; text-align: center; }
.footer p { margin: 0 auto 0.7rem; max-width: 720px; }
.footer strong { color: var(--leaf); letter-spacing: 0.12em; }
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 110;
    display: none;
    place-items: center;
    padding: 18px;
    background: rgba(53,37,31,0.54);
    backdrop-filter: blur(16px);
}
.lightbox.is-open { display: grid; }
.lightbox-panel {
    width: min(900px, 94vw);
    border-radius: 32px;
    overflow: hidden;
    background: var(--paper);
    box-shadow: var(--shadow);
}
#lightboxImage { min-height: min(70vh, 720px); background: center/cover no-repeat; }
#lightboxCaption { margin: 0; padding: 1rem 1.2rem 1.2rem; color: var(--muted); font-family: ui-sans-serif, "Optima", sans-serif; }
.lightbox-close {
    position: fixed;
    top: 18px;
    right: 18px;
    width: 48px;
    height: 48px;
    border: 0;
    border-radius: 50%;
    color: white;
    background: var(--leaf);
    cursor: pointer;
    font-size: 1.7rem;
}
.toast {
    position: fixed;
    left: 50%;
    bottom: 22px;
    z-index: 120;
    opacity: 0;
    transform: translate(-50%, 18px);
    pointer-events: none;
    padding: 0.8rem 1rem;
    border-radius: 999px;
    color: white;
    background: var(--leaf);
    font-family: ui-sans-serif, "Optima", sans-serif;
    transition: 0.25s ease;
}
.toast.is-visible { opacity: 1; transform: translate(-50%, 0); }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1040px) {
    .garden-hero,
    .letter-panel,
    .reply-letter { grid-template-columns: 1fr; }
    .garden-frame { min-height: 560px; }
    .story-ribbon,
    .stamp-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .polaroid-wall { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 680px) {
    .v11-shell {
        width: min(100vw - 12px, 520px);
        margin-top: 6px;
        padding-bottom: calc(88px + env(safe-area-inset-bottom));
    }
    .chapter-tabs {
        width: calc(100vw - 16px);
        gap: 4px;
        padding: 6px;
    }
    .chapter-tabs a {
        min-height: 44px;
        font-size: 0.6rem;
        letter-spacing: 0.08em;
    }
    .garden-hero { min-height: auto; gap: 10px; }
    .paper-cover {
        order: 2;
        margin-top: -64px;
        z-index: 4;
        padding: 1rem;
        border-radius: 28px;
    }
    .garden-frame {
        order: 1;
        min-height: 390px;
        border-radius: 28px;
    }
    .pressed-photo { inset: 10px; border-radius: 22px; }
    .date-stamp { display: none; }
    .countdown-card {
        width: 106px;
        top: 20px;
        right: 20px;
    }
    .countdown-card strong { font-size: 2.25rem; }
    .micro-label { font-size: 0.62rem; }
    .names-line { margin-bottom: 0.8rem; gap: 8px; }
    .names-line span { font-size: clamp(1.7rem, 8vw, 2.25rem); }
    .names-line em { width: 54px; height: 54px; }
    .paper-cover h1 {
        max-width: 100%;
        font-size: clamp(2rem, 9vw, 2.65rem);
        line-height: 0.93;
    }
    .hero-subtitle { font-size: 0.9rem; line-height: 1.55; }
    .letter-panel,
    .venue-note,
    .story-book,
    .schedule-garden,
    .polaroid-section,
    .reply-letter,
    .footer {
        padding: 1.15rem;
        border-radius: 26px;
    }
    .venue-note {
        grid-template-columns: 1fr;
        align-items: start;
    }
    .pin { width: 54px; height: 54px; }
    .section-head.split { flex-direction: column; }
    .story-ribbon,
    .stamp-grid,
    .polaroid-wall { grid-template-columns: 1fr; }
    .gallery-card:nth-child(1),
    .gallery-card:nth-child(4) {
        grid-column: auto;
        grid-row: auto;
    }
}