*, *::before, *::after { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: var(--fs-body);
    font-weight: 300;
    line-height: 1.8;
    color: var(--c-ink-soft);
    background: var(--c-ivory);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Mencegah scroll selama landing page masih tampil */
body.is-locked { overflow: hidden; height: 100svh; }

img { max-width: 100%; height: auto; display: block; }
button { font: inherit; color: inherit; }
a { color: var(--c-gold-deep); }

h1, h2, h3, blockquote, figure, p, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }

::selection { background: var(--c-champagne); color: var(--c-ink); }

:focus-visible {
    outline: 2px solid var(--c-gold);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

/* ------------------------------------------------------------------ layout */

.container {
    width: 100%;
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: var(--space-gutter);
}

.container--narrow { max-width: var(--container-narrow); }
.text-center { text-align: center; }

.section {
    position: relative;
    padding-block: var(--space-section);
    overflow: hidden;
}

.section > .container { position: relative; z-index: var(--z-content); }

/* Latar berselang-seling agar tiap section punya batas yang lembut */
.section--quote,
.section--countdown,
.section--story,
.section--wishes { background: var(--c-cream); }

.section--verse {
    background:
        radial-gradient(120% 90% at 50% 0%, rgba(228, 208, 174, .5) 0%, transparent 60%),
        var(--c-ivory);
}

/* --------------------------------------------------------------- tipografi */

.section-title { text-align: center; margin-bottom: clamp(2rem, 7vw, 3.2rem); }

.section-title__eyebrow {
    font-size: var(--fs-eyebrow);
    letter-spacing: .38em;
    text-transform: uppercase;
    color: var(--c-gold-deep);
    margin-bottom: .75rem;
}

.section-title__text {
    font-family: var(--font-script);
    font-size: var(--fs-h2);
    font-weight: 400;
    line-height: 1.25;
    color: var(--c-ink);
}

.section-title__rule {
    display: block;
    width: 120px;
    height: 1px;
    margin: 1.1rem auto 0;
    background: var(--grad-gold);
    transform-origin: center;
}

/* ---------------------------------------------------------------- ornament */

.ornament {
    position: absolute;
    z-index: var(--z-ornament);
    width: var(--ornament-size);
    aspect-ratio: 1;
    opacity: var(--ornament-opacity);
    pointer-events: none;
    background-image: var(--ornament-src);
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

/* Sheet gelap diwarnai ulang: PNG dipakai sebagai mask, warna dari gradient emas */
.ornament--tinted {
    background-image: var(--grad-gold);
    -webkit-mask-image: var(--ornament-src);
    mask-image: var(--ornament-src);
    -webkit-mask-size: contain;
    mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-position: center;
}

.ornament--top-left     { top: 0; left: 0; }
.ornament--top-right    { top: 0; right: 0; }
.ornament--bottom-left  { bottom: 0; left: 0; }
.ornament--bottom-right { bottom: 0; right: 0; }
.ornament--top-center   { top: .6rem; left: 50%; translate: -50% 0; aspect-ratio: 3 / 1; }
.ornament--bottom-center{ bottom: 1.5rem; left: 50%; translate: -50% 0; aspect-ratio: 3 / 1; }

.ornament--cover {
    top: 50%; left: 50%;
    translate: -50% -50%;
    width: var(--ornament-size);
}

.ornament--static {
    position: static;
    aspect-ratio: 6 / 1;
    width: var(--ornament-size);
    flex: 0 0 auto;
}

.ornament--flip { scale: -1 -1; }
.ornament--top-center.ornament--flip,
.ornament--bottom-center.ornament--flip { translate: -50% 0; scale: -1 -1; }

/* ---------------------------------------------------------------- divider */

.divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .9rem;
    margin: clamp(2rem, 6vw, 3rem) auto clamp(1.6rem, 5vw, 2.4rem);
    max-width: 520px;
}

.divider__line {
    flex: 1 1 auto;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--c-champagne), transparent);
}

.divider__mark { --ornament-opacity: .7; }

/* ---------------------------------------------------------------- tombol */

.btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .55rem;
    min-height: 48px;
    padding: .85rem 1.9rem;
    border: 0;
    border-radius: var(--radius-pill);
    font-family: var(--font-sans);
    font-size: var(--fs-small);
    font-weight: 400;
    letter-spacing: .22em;
    text-transform: uppercase;
    text-decoration: none;
    cursor: pointer;
    overflow: hidden;
    isolation: isolate;
    transition: transform var(--dur-fast) var(--ease-out),
                box-shadow var(--dur-fast) var(--ease-out);
}

.btn:active { transform: scale(.97); }

.btn__icon { width: 1.05rem; height: 1.05rem; flex: 0 0 auto; }

.btn--gold {
    color: var(--c-ink);
    background: var(--grad-gold);
    box-shadow: var(--shadow-soft), var(--glow-gold);
}

/* Kilau emas yang melintas perlahan */
.btn--gold::after {
    content: '';
    position: absolute;
    inset: 0 auto 0 -60%;
    width: 45%;
    background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .65), transparent);
    animation: shimmer 4.5s var(--ease-soft) infinite;
    z-index: -1;
}

.btn--outline {
    color: var(--c-gold-deep);
    background: transparent;
    border: 1px solid var(--c-champagne);
}

.btn--outline:hover { background: var(--c-white); box-shadow: var(--shadow-soft); }

.btn--block { width: 100%; }

.btn__spinner {
    display: none;
    width: 1rem; height: 1rem;
    border: 2px solid rgba(46, 36, 28, .3);
    border-top-color: var(--c-ink);
    border-radius: 50%;
    animation: spin .7s linear infinite;
}

.btn.is-loading,
.btn:disabled { pointer-events: none; opacity: .75; cursor: not-allowed; }
.btn.is-loading .btn__spinner { display: inline-block; }

/* Efek riak saat diklik (titik disuntik oleh app.js) */
.btn .ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, .55);
    transform: scale(0);
    animation: ripple .6s var(--ease-out) forwards;
    pointer-events: none;
}

/* -------------------------------------------------------------- preloader */

.preloader {
    position: fixed;
    inset: 0;
    z-index: var(--z-preloader);
    display: grid;
    place-content: center;
    justify-items: center;
    gap: 1.4rem;
    background: var(--c-ivory);
    transition: opacity .5s var(--ease-out), visibility .5s;
}

.preloader.is-done { opacity: 0; visibility: hidden; }

.preloader__mark {
    position: relative;
    display: grid;
    place-items: center;
    width: 150px; height: 150px;
}

.preloader__ring {
    position: absolute;
    inset: 0;
    border: 1px solid var(--c-champagne);
    border-top-color: var(--c-gold);
    border-radius: 50%;
    animation: spin 1.3s var(--ease-soft) infinite;
}

.preloader__initials {
    font-family: var(--font-script);
    font-size: 1.3rem;
    line-height: 1.2;
    color: var(--c-gold-deep);
    /* Nama dijaga satu baris; padding menjaga jarak dari cincin */
    white-space: nowrap;
    padding-inline: .6rem;
}

.preloader__text {
    font-size: var(--fs-eyebrow);
    letter-spacing: .34em;
    text-transform: uppercase;
    color: var(--c-ink-soft);
}

/* --------------------------------------------------------- scroll progress */

.scroll-progress {
    position: fixed;
    top: 0; left: 0;
    height: 2px;
    width: 0;
    background: var(--grad-gold);
    z-index: var(--z-fixed);
    transition: width .1s linear;
}

/* ------------------------------------------------------------------ toast */

.toast-stack {
    position: fixed;
    /* Diangkat melewati tombol musik (52px) dan tombol kembali ke atas
       (44px, dipasang 68px di atas tombol musik) yang menempati pojok kanan
       bawah, agar toast tidak pernah menimpa keduanya di layar sempit. */
    bottom: calc(clamp(.9rem, 4vw, 1.5rem) + 8rem);
    left: 50%;
    translate: -50% 0;
    z-index: var(--z-fixed);
    display: grid;
    justify-items: center;
    gap: .6rem;
    width: min(92vw, 420px);
    /* Wadah membentang selebar layar, jangan sampai menghalangi klik */
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: .7rem;
    padding: .85rem 1.1rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--c-champagne);
    background: rgba(255, 255, 255, .92);
    backdrop-filter: blur(8px);
    box-shadow: var(--shadow-card);
    font-size: var(--fs-small);
    color: var(--c-ink);
    animation: toast-in .4s var(--ease-out) both;
    /* Tidak ada elemen yang bisa diklik di dalam toast, jadi biarkan klik
       tembus ke tombol di baliknya selama toast masih tampil. */
    pointer-events: none;
}

.toast.is-leaving { animation: toast-out .35s var(--ease-out) both; }
.toast::before {
    content: '';
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--c-gold);
    flex: 0 0 auto;
}
.toast--error::before { background: #B4462F; }