/*
 * Wedding Theme — Component Styles
 * Custom styles that extend Tailwind utilities.
 * Uses CSS custom properties from theme.css for easy overrides.
 */

/* ── Global ── */
body {
    font-family: var(--font-body);
    color: var(--color-text);
    line-height: var(--leading-base, 1.6);
}

p, li {
    line-height: var(--leading-reading, 1.7);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-heading);
}

.font-script {
    font-family: var(--font-script);
}

.section-padding {
    padding-top: var(--section-padding);
    padding-bottom: var(--section-padding);
}

/* ── Top Bar ── */
.top-bar {
    font-family: var(--font-body);
    font-size: var(--text-xs);
    letter-spacing: 0.15em;
    color: var(--color-text-light);
    border-bottom: 1px solid var(--color-border);
    padding: 0.75rem 1.5rem;
    text-transform: uppercase;
}

.top-bar-inner {
    max-width: 80rem;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem 2rem;
}

.top-bar-info {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem 1.5rem;
}

.top-bar-item {
    white-space: nowrap;
}

.top-bar-item:not(:last-child)::after {
    content: '·';
    margin-left: 1.5rem;
    color: var(--color-border);
}

.top-bar-hashtag {
    white-space: nowrap;
}

/* Tablet: 768px and below */
@media (max-width: 768px) {
    .top-bar {
        padding: 0.625rem 1rem;
    }

    .top-bar-inner {
        justify-content: center;
        gap: 0.25rem 1rem;
    }

    .top-bar-info {
        gap: 0.25rem 1rem;
    }

    .top-bar-item:not(:last-child)::after {
        margin-left: 1rem;
    }

    .top-bar-hashtag {
        display: none;
    }
}

/* Small mobile: 480px and below */
@media (max-width: 480px) {
    .top-bar {
        font-size: 0.65rem;
        letter-spacing: 0.08em;
        padding: 0.5rem 0.75rem;
    }

    .top-bar-info {
        gap: 0.25rem 0.75rem;
    }

    .top-bar-item:not(:last-child)::after {
        margin-left: 0.75rem;
    }
}

/* ── Couple Names ── */
.couple-names {
    font-family: var(--font-script);
    font-size: clamp(1.75rem, 8vw, 4rem);
    color: var(--color-heading);
    font-weight: 400;
    line-height: 1.2;
    padding: 0 0.5rem;
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
}

@media (max-width: 480px) {
    .couple-names {
        font-size: clamp(1.5rem, 7vw, 2.25rem);
    }
}

/* ── Navigation ── */
.nav-link {
    font-family: var(--font-body);
    font-size: var(--text-xs);
    letter-spacing: 0.2em;
    color: var(--color-secondary);
    text-decoration: none;
    padding: 0.5rem 0;
    position: relative;
    transition: color var(--transition-base);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 1px;
    background: var(--color-primary);
    transition: all var(--transition-base);
    transform: translateX(-50%);
}

.nav-link:hover {
    color: var(--color-primary);
}

.nav-link:hover::after {
    width: 100%;
}

/* ── Hero ── */
.hero {
    position: relative;
    min-height: 85vh;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    isolation: isolate;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--color-overlay);
}

.hero::after {
    content: '';
    position: absolute;
    inset: auto 0 0;
    height: 34%;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, rgba(28, 18, 18, 0.28) 100%);
    pointer-events: none;
}

.hero-text {
    font-family: var(--font-heading);
    font-size: var(--text-hero);
    font-weight: 300;
    line-height: var(--leading-hero, 1.08);
    color: var(--color-white);
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 1;
}

/* ── Section Headers ── */
.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, var(--text-4xl));
    font-weight: 300;
    color: var(--color-heading);
    line-height: var(--leading-display, 1.12);
    text-wrap: balance;
    word-break: keep-all;
    hyphens: none;
    margin-bottom: 0.5rem;
}

.section-script {
    font-family: var(--font-script);
    font-size: var(--text-3xl);
    color: var(--color-action, var(--color-primary));
}

.section-divider {
    width: 60px;
    height: 1px;
    background: var(--color-primary);
    margin: 1.5rem auto;
}

/* ── Buttons ── */
.btn-primary {
    display: inline-block;
    font-family: var(--font-body);
    font-size: var(--text-xs);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    padding: 1rem 2.5rem;
    border: 1px solid var(--color-action, var(--color-heading));
    background: var(--color-action, var(--color-heading));
    color: var(--color-on-action, var(--color-white));
    text-decoration: none;
    transition: all var(--transition-base);
    cursor: pointer;
}

.btn-primary:hover {
    background: var(--color-action-hover, var(--color-primary-dark));
    border-color: var(--color-action-hover, var(--color-primary-dark));
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    display: inline-block;
    font-family: var(--font-body);
    font-size: var(--text-xs);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    padding: 1rem 2.5rem;
    border: 1px solid var(--color-action, var(--color-heading));
    background: transparent;
    color: var(--color-action, var(--color-heading));
    text-decoration: none;
    transition: all var(--transition-base);
    cursor: pointer;
}

.btn-outline:hover {
    background: var(--color-action, var(--color-heading));
    color: var(--color-on-action, var(--color-white));
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* ── Registry Cards ── */
.registry-card-img {
    aspect-ratio: 1;
    overflow: hidden;
    background: var(--color-bg);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.registry-card-img img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: transform var(--transition-slow);
}

.registry-card:hover .registry-card-img img {
    transform: scale(1.06);
}

/* External link icon — appears on image hover */
.registry-external-icon {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(4px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-heading);
    opacity: 0;
    transform: translateY(4px);
    transition: all var(--transition-base);
    pointer-events: none;
}

.registry-card-img:hover .registry-external-icon {
    opacity: 1;
    transform: translateY(0);
}

.registry-store {
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-light);
    background: var(--color-bg-alt);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
}

.registry-meta {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.registry-price {
    flex: 0 0 auto;
}

/* ── Registry Claim Button ── */
.registry-claim-btn {
    width: 100%;
    padding: 0.65rem;
    font-family: var(--font-body);
    font-size: var(--text-xs);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    font-weight: 600;
    background: var(--color-action, var(--color-heading));
    border: 1px solid var(--color-action, var(--color-heading));
    color: var(--color-on-action, var(--color-white));
    cursor: pointer;
    transition: all var(--transition-base);
}

.registry-claim-btn:hover {
    background: var(--color-action-hover, var(--color-primary-dark));
    border-color: var(--color-action-hover, var(--color-primary-dark));
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* ── Registry States ── */
.registry-card {
    position: relative;
    cursor: pointer;
    display: flex;
    flex-direction: column;
}

.registry-card > .p-4 {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.registry-card > .p-4 > .registry-claim-btn {
    margin-top: auto;
}

/* Claimed: soft veil + badge */
.registry-card.is-claimed {
    pointer-events: none;
}

.registry-card.is-claimed .registry-card-img img {
    filter: grayscale(40%) brightness(0.92);
}

.registry-card.is-claimed .p-4 {
    opacity: 0.55;
}

.registry-claimed-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    z-index: 2;
}

.registry-claimed-badge {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(4px);
    font-family: var(--font-body);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    padding: 0.5rem 1.5rem;
    color: var(--color-primary-dark);
    font-weight: 600;
    border: 1px solid var(--color-primary-light);
}

/* Claimer-only: "You're getting this" — shown only to the person who claimed */
.registry-your-claim {
    text-align: center;
    padding: 0.5rem;
    font-family: var(--font-body);
    font-size: var(--text-xs);
    letter-spacing: 0.1em;
    color: var(--color-primary-dark);
    background: rgba(201, 168, 124, 0.1);
    border: 1px solid var(--color-primary-light);
    border-radius: var(--radius-sm);
}

.registry-your-claim span {
    font-weight: 500;
}

/* ── Gift Claim Modal ── */
.registry-modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.registry-modal-backdrop.open {
    opacity: 1;
    pointer-events: all;
}

.registry-modal {
    background: var(--color-bg);
    max-width: 480px;
    width: 100%;
    padding: 2rem 1.75rem 1.75rem;
    box-sizing: border-box;
    max-height: min(calc(100vh - 1.25rem), 46rem);
    overflow-y: auto;
    position: relative;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    transform: translateY(20px);
    transition: transform var(--transition-base);
}

.registry-modal-backdrop.open .registry-modal {
    transform: translateY(0);
}

.registry-modal-close {
    position: absolute;
    top: 1rem;
    right: 1.25rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-text-light);
    transition: color var(--transition-base);
    line-height: 1;
}

.registry-modal-close:hover {
    color: var(--color-heading);
}

.registry-modal-preview {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 0.875rem;
    background: var(--color-bg-alt);
    border-radius: var(--radius-sm);
}

.registry-modal-preview > div {
    min-width: 0;
}

.registry-modal-preview img {
    width: 64px;
    height: 64px;
    flex-shrink: 0;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

/* Notice callout in modal */
.registry-modal-notice {
    background: var(--color-bg-alt);
    border-left: 3px solid var(--color-primary);
    padding: 0.75rem 0.875rem;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.registry-modal-notice p {
    font-family: var(--font-body);
    font-size: var(--text-sm);
    color: var(--color-text);
    line-height: 1.6;
    margin: 0;
}

.registry-form-error {
    margin-bottom: 1rem;
    padding: 0.875rem 1rem;
    border-left: 3px solid #b91c1c;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    background: rgba(185, 28, 28, 0.08);
    color: #7f1d1d;
}

.registry-modal .rsvp-input {
    border: 1px solid var(--color-border, #d1d5db);
    box-sizing: border-box;
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
}

.registry-modal-success {
    text-align: center;
    padding: 1rem 0;
}

.registry-modal-success p:first-child {
    color: var(--color-primary);
    font-size: 3rem;
    line-height: 1;
}

.hidden {
    display: none !important;
}

/* ── Screen Reader Only (Accessibility) ── */
.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;
}

.sr-only-focusable:focus,
.sr-only-focusable:focus-visible {
    position: fixed;
    top: 1rem;
    left: 1rem;
    width: auto;
    height: auto;
    margin: 0;
    padding: 0.75rem 1rem;
    overflow: visible;
    clip: auto;
    white-space: normal;
    background: var(--color-action, var(--color-heading));
    color: var(--color-on-action, var(--color-white));
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    z-index: 10000;
}

/* Focus visible for keyboard navigation */
.btn-primary:focus-visible,
.btn-outline:focus-visible,
.registry-claim-btn:focus-visible,
.registry-modal-close:focus-visible,
.gallery-item:focus-visible,
.gallery-lightbox-close:focus-visible,
.gallery-lightbox-prev:focus-visible,
.gallery-lightbox-next:focus-visible,
.faq-question:focus-visible,
.hamburger:focus-visible,
.nav-link:focus-visible,
.back-to-top:focus-visible {
    outline: 2px solid var(--color-white);
    outline-offset: 2px;
    box-shadow: 0 0 0 5px var(--color-action, var(--color-heading));
}

/* ── Timeline ── */
.timeline {
    position: relative;
    max-width: var(--container-narrow);
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 1px;
    height: 100%;
    background: var(--color-border);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    padding: 2rem 0;
}

.timeline-dot {
    position: absolute;
    top: 2.5rem;
    left: 50%;
    width: 12px;
    height: 12px;
    background: var(--color-primary);
    border-radius: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

/* ── Cards ── */
.card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base), background-color var(--transition-base);
    position: relative;
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
    border-color: color-mix(in srgb, var(--color-primary) 32%, var(--color-border));
}

/* ── Wedding Party ── */
.party-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
}

.party-member {
    text-align: center;
    flex: 0 0 auto;
    width: clamp(140px, 22%, 200px);
}

.party-member img {
    width: 160px;
    height: 160px;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid var(--color-bg-alt);
    transition: all var(--transition-base);
}

.party-member:hover img {
    border-color: var(--color-primary);
    transform: scale(1.05);
}

.party-member .font-script {
    line-height: 1.15;
}

/* ── Gallery Grid ── */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 4px;
}

.gallery-item {
    overflow: hidden;
    aspect-ratio: 1;
    position: relative;
    border: 0;
    padding: 0;
    background: transparent;
    cursor: pointer;
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255,255,255,0) 35%, rgba(61,47,47,0.08) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.08);
}

.gallery-item:hover::after {
    opacity: 1;
}

/* ── Gallery Lightbox ── */
.gallery-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.92);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.gallery-lightbox.open {
    opacity: 1;
    pointer-events: all;
}

.gallery-lightbox-close {
    position: absolute;
    top: 1rem;
    right: 1.25rem;
    background: none;
    border: none;
    color: #fff;
    font-size: 2.25rem;
    cursor: pointer;
    line-height: 1;
    opacity: 0.7;
    transition: opacity 0.2s;
    z-index: 2;
}

.gallery-lightbox-close:hover {
    opacity: 1;
}

.gallery-lightbox-prev,
.gallery-lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #fff;
    font-size: 3rem;
    cursor: pointer;
    padding: 0.5rem;
    line-height: 1;
    opacity: 0.6;
    transition: opacity 0.2s;
    z-index: 2;
}

.gallery-lightbox-prev { left: 1rem; }
.gallery-lightbox-next { right: 1rem; }

.gallery-lightbox-prev:hover,
.gallery-lightbox-next:hover {
    opacity: 1;
}

.gallery-lightbox-img-wrap {
    max-width: 90vw;
    max-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-lightbox-img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: var(--radius-sm, 4px);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
}

.gallery-lightbox-caption {
    color: rgba(255, 255, 255, 0.8);
    font-family: var(--font-body);
    font-size: var(--text-sm, 0.875rem);
    margin-top: 1rem;
    text-align: center;
}

.gallery-lightbox-counter {
    color: rgba(255, 255, 255, 0.5);
    font-family: var(--font-body);
    font-size: var(--text-xs, 0.75rem);
    margin-top: 0.25rem;
}

@media (max-width: 640px) {
    .gallery-lightbox-prev,
    .gallery-lightbox-next {
        font-size: 2rem;
    }

    .gallery-lightbox-prev { left: 0.5rem; }
    .gallery-lightbox-next { right: 0.5rem; }
}

/* ── FAQ Accordion ── */
.faq-item {
    border-bottom: 1px solid var(--color-border);
    transition: border-color var(--transition-base);
    padding-inline: 0.25rem;
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    padding: 1.6rem 0;
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    line-height: var(--leading-display, 1.2);
    color: var(--color-heading);
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    transition: color var(--transition-base);
}

.faq-question:hover {
    color: var(--color-primary);
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(45deg);
}

.faq-icon {
    font-size: var(--text-xl);
    transition: transform var(--transition-base), color var(--transition-base);
    color: var(--color-primary);
    flex-shrink: 0;
}

.faq-item.active {
    border-color: color-mix(in srgb, var(--color-primary) 45%, var(--color-border));
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding-bottom: 1.5rem;
}

/* ── RSVP Form ── */

/* Honeypot field - hidden from humans */
.wedding-hp-field {
    position: absolute;
    left: -9999px;
    top: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
    overflow: hidden;
    pointer-events: none;
}

.rsvp-input {
    width: 100%;
    box-sizing: border-box;
    padding: 0.95rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.98);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    color: var(--color-text);
    transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base), background-color var(--transition-base);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
}

.rsvp-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-primary) 18%, transparent), 0 12px 32px rgba(0, 0, 0, 0.12);
    transform: translateY(-1px);
}

.rsvp-input::placeholder {
    color: var(--color-text-light);
}

/* ── RSVP Submit Button (on dark background) ── */
.rsvp-submit-btn {
    background: var(--color-white);
    border-color: var(--color-white);
    color: var(--color-bg-dark);
    font-weight: 600;
}

.rsvp-submit-btn:hover {
    background: var(--color-primary-light);
    border-color: var(--color-primary-light);
    color: var(--color-bg-dark);
}

/* ── Back to Top Button ── */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--color-secondary);
    background: var(--color-bg);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease, background 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 90;
}

.back-to-top.visible {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--color-action, var(--color-primary));
    color: var(--color-on-action, var(--color-white));
    border-color: var(--color-action, var(--color-primary));
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
    transform: translateY(-2px);
}

main:focus {
    outline: none;
}

/* ── Countdown ── */
.countdown-item {
    text-align: center;
    padding: 1.5rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-bg-alt) 100%);
    box-shadow: var(--shadow-sm);
}

.countdown-number {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, var(--text-5xl));
    font-weight: 300;
    color: var(--color-heading);
    line-height: 1;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.countdown-label {
    font-family: var(--font-body);
    font-size: var(--text-xs);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-light);
    margin-top: 0.75rem;
}

/* ── Add to Calendar Button ── */
.add-to-calendar-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-text);
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
}

.add-to-calendar-btn:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

.add-to-calendar-btn:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.add-to-calendar-btn .calendar-icon {
    flex-shrink: 0;
}

.add-to-calendar-btn .dropdown-chevron {
    flex-shrink: 0;
    transition: transform 0.2s ease;
}

.calendar-dropdown.open .add-to-calendar-btn .dropdown-chevron {
    transform: rotate(180deg);
}

/* ── Calendar Dropdown ── */
.calendar-dropdown {
    display: inline-block;
    position: relative;
}

.calendar-dropdown-menu {
    display: none;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: calc(100% + 0.5rem);
    min-width: 220px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    z-index: 20;
    padding: 0.375rem;
}

.calendar-dropdown.open .calendar-dropdown-menu {
    display: block;
}

.calendar-dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    width: 100%;
    padding: 0.625rem 0.75rem;
    font-family: var(--font-body);
    font-size: var(--text-sm);
    color: var(--color-text);
    background: none;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background 0.15s ease;
    text-align: left;
}

.calendar-dropdown-item:hover {
    background: var(--color-bg-alt);
}

.calendar-dropdown-item svg {
    flex-shrink: 0;
    color: var(--color-primary);
}

/* ── Calendar Email Form ── */
.calendar-email-form {
    margin-top: 0.75rem;
}

.calendar-email-row {
    display: flex;
    gap: 0.5rem;
    max-width: 380px;
    margin-inline: auto;
}

.calendar-email-input {
    flex: 1;
    padding: 0.625rem 1rem;
    font-family: var(--font-body);
    font-size: var(--text-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg);
    color: var(--color-text);
    transition: border-color 0.2s ease;
}

.calendar-email-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 18%, transparent);
}

.calendar-email-send {
    padding: 0.625rem 1.25rem;
    font-size: var(--text-sm);
    white-space: nowrap;
}

.calendar-email-status {
    font-size: var(--text-xs);
    margin-top: 0.5rem;
    color: var(--color-text-light);
}

.calendar-email-status.success {
    color: #2d7a3a;
}

.calendar-email-status.error {
    color: #b33a3a;
}

/* ── Scroll Animations ── */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ── Travel / Content Surfaces ── */
.content-panel {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.section-intro {
    color: var(--color-text-light);
    max-width: 38rem;
    margin-inline: auto;
    line-height: var(--leading-reading, 1.7);
}

/* ── Mobile Nav ── */
.mobile-nav {
    position: fixed;
    inset: 0;
    background: var(--color-white);
    z-index: 200;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.25rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.mobile-nav.open {
    opacity: 1;
    pointer-events: all;
}

.mobile-nav .nav-link {
    font-size: var(--text-sm);
}

.mobile-nav-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text);
    padding: 0;
    transition: color 0.2s ease;
}

.mobile-nav-close:hover {
    color: var(--color-primary);
}

/* ── Hamburger ── */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 300;
    position: absolute;
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
}

.hamburger span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: var(--color-heading);
    transition: all var(--transition-base);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -5px);
}

/* ── Responsive ── */
@media (max-width: 768px) {
    :root {
        --section-padding: 3.5rem;
    }

    header > div {
        position: relative;
    }

    .hamburger {
        display: flex;
    }

    .desktop-nav {
        display: none;
    }

    .timeline::before {
        left: 0;
    }

    .timeline-dot {
        left: 0;
    }

    .hero {
        min-height: 70vh;
        background-attachment: scroll;
    }

    .hero-text {
        max-width: 10ch;
    }

    .section-title {
        font-size: clamp(1.75rem, 7vw, 2.4rem);
        letter-spacing: 0.06em;
    }

    .section-script {
        font-size: 2rem;
    }

    .countdown-item {
        padding: 1.1rem 0.4rem;
    }

    #countdownTimer {
        gap: 0.75rem;
    }

    .countdown-number {
        font-size: clamp(2rem, 7vw, 2.8rem);
    }

    .faq-question {
        font-size: var(--text-base);
        padding: 1.25rem 0;
    }

    .registry-modal {
        padding: 2rem 1.25rem;
        max-width: 92vw;
    }

    .registry-modal-preview {
        align-items: flex-start;
        gap: 0.75rem;
    }

    .registry-modal-preview img {
        width: 56px;
        height: 56px;
    }
}

@media (max-width: 640px) {
    .section-padding {
        padding-top: 3rem;
        padding-bottom: 3rem;
    }

    #rsvp > .max-w-2xl {
        padding-inline: 1.75rem;
    }

    .hero {
        min-height: 62vh;
    }

    .hero-text {
        max-width: 9ch;
        font-size: clamp(2.8rem, 14vw, 4.25rem);
    }

    .countdown-item {
        border-radius: 24px;
        padding: 1rem 0.2rem;
    }

    #countdownTimer {
        gap: 0.5rem;
    }

    .countdown-number {
        font-size: clamp(1.45rem, 9vw, 2.2rem);
        letter-spacing: -0.04em;
    }

    .countdown-label {
        font-size: 0.6875rem;
        letter-spacing: 0.08em;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 8px;
    }

    .gallery-item,
    .gallery-item img {
        border-radius: 18px;
    }

    .party-grid {
        gap: 1.5rem;
    }

    .party-member {
        width: clamp(120px, 40%, 160px);
    }

    .party-member img {
        width: 132px;
        height: 132px;
    }

    .btn-primary,
    .btn-outline,
    .registry-claim-btn {
        width: 100%;
        text-align: center;
        padding-inline: 1.25rem;
    }

    .faq-answer p,
    .registry-modal-notice p {
        font-size: 0.95rem;
        line-height: 1.7;
    }

    .registry-modal-close {
        top: 0.75rem;
        right: 0.9rem;
    }
}

@media (max-width: 480px) {
    .hero .text-center {
        padding-top: 2.5rem;
        padding-bottom: 2.5rem;
    }

    #rsvp > .max-w-2xl {
        padding-inline: 1.25rem;
    }

    .section-title {
        font-size: clamp(1.5rem, 6.5vw, 1.85rem);
        letter-spacing: 0.04em;
    }

    .section-script {
        font-size: 1.8rem;
    }

    .registry-modal {
        width: min(100%, 26rem);
        padding: 1.5rem 0.9rem 1rem;
        max-height: calc(100vh - 1rem);
    }

    .registry-modal-preview {
        padding: 0.85rem;
    }

    .registry-modal-preview img {
        width: 52px;
        height: 52px;
    }

    .registry-modal-notice {
        padding: 0.75rem 0.85rem;
    }

    .registry-modal .rsvp-input {
        padding: 0.8rem 0.9rem;
    }

    .countdown-number {
        font-size: clamp(1.2rem, 8vw, 1.75rem);
        letter-spacing: -0.05em;
    }

    .countdown-label {
        font-size: 0.625rem;
        letter-spacing: 0.06em;
        margin-top: 0.5rem;
    }

    #countdownTimer {
        gap: 0.35rem;
    }

    .countdown-item {
        padding: 0.85rem 0.15rem;
        border-radius: 18px;
    }

    .party-grid {
        gap: 1.25rem;
    }

    .party-member {
        width: clamp(100px, 42%, 140px);
    }

    .party-member img {
        width: 112px;
        height: 112px;
    }

    .registry-modal .flex.gap-3 {
        flex-direction: column;
    }
}

@media (max-width: 360px) {
    #countdownTimer {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        max-width: 15rem;
        margin-inline: auto;
        gap: 0.5rem;
    }

    .countdown-item {
        padding: 0.9rem 0.3rem;
    }

    .countdown-number {
        font-size: clamp(1.35rem, 8vw, 1.9rem);
        letter-spacing: -0.04em;
    }
}