/* ==========================================================================
   Base Reset & Typography
   ========================================================================== */

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-charcoal);
    background-color: var(--color-warm-white);
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-forest);
}

a {
    color: var(--color-earth);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-gold);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ==========================================================================
   Utilities
   ========================================================================== */

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.container--narrow {
    max-width: 800px;
}

.text-center {
    text-align: center;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    border: 2px solid transparent;
    border-radius: 50px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    line-height: 1.4;
}

.btn--primary {
    background-color: var(--color-forest);
    color: #fff;
    border-color: var(--color-forest);
}

.btn--primary:hover {
    background-color: transparent;
    color: var(--color-forest);
}

.btn--secondary {
    background-color: var(--color-sage);
    color: #fff;
    border-color: var(--color-sage);
}

.btn--secondary:hover {
    background-color: transparent;
    color: var(--color-sage);
}

.btn--gold {
    background-color: var(--color-gold);
    color: #fff;
    border-color: var(--color-gold);
}

.btn--gold:hover {
    background-color: transparent;
    color: var(--color-gold);
}

.btn--small {
    padding: 0.5rem 1.25rem;
    font-size: 0.85rem;
}

.btn--large {
    padding: 1rem 3rem;
    font-size: 1.05rem;
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-height);
    transition: background-color var(--transition-medium), box-shadow var(--transition-medium);
}

.site-header.scrolled {
    background-color: rgba(254, 252, 249, 0.97);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(10px);
}

/* Inner pages: header always solid with dark text */
body:not(.front-page) .site-header {
    background-color: rgba(254, 252, 249, 0.97);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(10px);
}

body:not(.front-page) .nav-link {
    color: var(--color-charcoal);
}

body:not(.front-page) .nav-link:hover {
    color: var(--color-gold);
}

body:not(.front-page) .hamburger span {
    background-color: var(--color-charcoal);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.site-logo {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-charcoal);
}

.logo-img {
    height: 50px;
    width: auto;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 0.25rem;
}

.nav-link {
    display: block;
    padding: 0.5rem 0.85rem;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--color-charcoal);
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.site-header.scrolled .nav-link {
    color: var(--color-charcoal);
}

.nav-link:hover,
.site-header.scrolled .nav-link:hover {
    color: var(--color-gold);
}

.nav-link--cta {
    background-color: var(--color-gold);
    color: #fff !important;
    border-radius: 50px;
    padding: 0.5rem 1.25rem;
}

.nav-link--cta:hover {
    background-color: var(--color-earth);
    color: #fff !important;
}

/* Hamburger */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 24px;
}

.hamburger span {
    display: block;
    height: 2px;
    background-color: var(--color-charcoal);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

.site-header.scrolled .hamburger span {
    background-color: var(--color-charcoal);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 350px;
    height: 100vh;
    background-color: var(--color-forest);
    z-index: 999;
    transition: right var(--transition-medium);
    padding: calc(var(--header-height) + 2rem) 2rem 2rem;
}

.mobile-menu.is-open {
    right: 0;
}

.mobile-nav-list {
    list-style: none;
}

.mobile-nav-list li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-nav-list a {
    display: block;
    padding: 1rem 0;
    color: #fff;
    font-size: 1.1rem;
    font-weight: 400;
    letter-spacing: 0.5px;
}

.mobile-nav-list a:hover {
    color: var(--color-gold);
}

.mobile-nav-cta {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.75rem 2rem !important;
    background-color: var(--color-gold);
    border-radius: 50px;
    text-align: center;
    font-weight: 700 !important;
    text-transform: uppercase;
    font-size: 0.95rem !important;
}

/* Mobile menu overlay */
.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-medium);
}

.mobile-menu-overlay.is-visible {
    opacity: 1;
    visibility: visible;
}

/* ==========================================================================
   Sections (General)
   ========================================================================== */

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

.section--white {
    background-color: var(--color-warm-white);
}

.section--cream {
    background-color: var(--color-cream);
}

.section--forest {
    background-color: var(--color-forest);
    color: #fff;
}

.section__header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.section__title {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.section--forest .section__title {
    color: #fff;
}

.section__subtitle {
    font-size: 1.15rem;
    color: var(--color-earth);
    font-weight: 300;
}

.section--forest .section__subtitle {
    color: var(--color-stone);
}

.section__header--light .section__title {
    color: #fff;
}

.section__header--light .section__subtitle {
    color: var(--color-stone);
}

/* ==========================================================================
   Hero (Partecipazione verde)
   ========================================================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-color: #a2b7a6;
    overflow: hidden;
}

.hero__content {
    position: relative;
    z-index: 1;
    padding: 1.5rem 2rem;
}

.hero__logo {
    max-width: 200px;
    margin: 0 auto 1rem;
}

.hero__subtitle {
    font-family: var(--font-body);
    font-size: 1.1rem;
    font-weight: 300;
    letter-spacing: 6px;
    text-transform: uppercase;
    color: var(--color-charcoal);
    margin-bottom: 0.75rem;
}

.hero__date {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--color-charcoal);
    letter-spacing: 2px;
    margin-bottom: 1.75rem;
}

/* Countdown */
.countdown {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1.75rem;
}

.countdown__item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.countdown__number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-forest);
    line-height: 1;
    min-width: 2ch;
}

.countdown__label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-charcoal);
    margin-top: 0.25rem;
}

/* ==========================================================================
   Info Cards (Homepage 4 cards)
   ========================================================================== */

.info-cards-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.info-card {
    background-color: #fff;
    border-radius: 12px;
    padding: 2rem 1.5rem;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.info-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.info-card__image {
    width: 120px;
    height: 120px;
    margin: 0 auto 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.info-card__image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.info-card__title {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    color: var(--color-forest);
}

.info-card__text {
    font-size: 0.9rem;
    color: var(--color-charcoal);
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

.info-card__link {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-sage);
}

.info-card__link:hover {
    color: var(--color-forest);
}

/* ==========================================================================
   RSVP Form
   ========================================================================== */

.rsvp-form {
    max-width: 600px;
    margin: 0 auto;
}

.rsvp-honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-stone);
    margin-bottom: 0.5rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-charcoal);
    background-color: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    transition: border-color var(--transition-fast), background-color var(--transition-fast);
    appearance: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-gold);
    background-color: rgba(255, 255, 255, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.section--forest .form-input,
.section--forest .form-select,
.section--forest .form-textarea {
    color: #fff;
}

.form-hint {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 0.4rem;
    font-style: italic;
}

.form-description {
    font-size: 0.9rem;
    color: var(--color-stone);
    margin-bottom: 0.75rem;
    line-height: 1.5;
}

.form-section-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: #fff;
    margin: 2.5rem 0 1.5rem;
    text-align: center;
}

.form-section-title small {
    font-size: 0.65em;
    font-weight: 400;
    display: block;
    color: var(--color-stone);
}

/* Radio groups */
.form-radio-group {
    display: flex;
    gap: 1.5rem;
}

.form-radio-group--vertical {
    flex-direction: column;
    gap: 0.75rem;
}

.form-radio {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    cursor: pointer;
}

.form-radio input[type="radio"] {
    width: 20px;
    height: 20px;
    accent-color: var(--color-gold);
    margin-top: 2px;
    flex-shrink: 0;
}

.form-radio__label {
    font-size: 1rem;
    color: var(--color-stone);
    line-height: 1.4;
}

.form-radio__label small {
    display: block;
    font-size: 0.8em;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 0.1rem;
}

/* Checkbox groups */
.form-checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--color-gold);
    margin-top: 2px;
    flex-shrink: 0;
}

.form-checkbox__label {
    font-size: 1rem;
    color: var(--color-stone);
    line-height: 1.4;
}

.form-checkbox__label small {
    display: block;
    font-size: 0.8em;
    color: rgba(255, 255, 255, 0.5);
}

/* Autocomplete */
.autocomplete-wrapper {
    position: relative;
}

.autocomplete-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border: 2px solid var(--color-gold);
    border-top: none;
    border-radius: 0 0 8px 8px;
    max-height: 250px;
    overflow-y: auto;
    z-index: 100;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.autocomplete-item {
    padding: 0.75rem 1rem;
    cursor: pointer;
    font-size: 0.95rem;
    color: var(--color-charcoal);
    border-bottom: 1px solid var(--color-cream);
    transition: background-color var(--transition-fast);
}

.autocomplete-item:last-child {
    border-bottom: none;
}

.autocomplete-item:hover {
    background-color: var(--color-sage-light);
}

.autocomplete-item small {
    color: var(--color-earth);
    font-style: italic;
}

/* Submit */
.form-submit {
    text-align: center;
    padding-top: 0.5rem;
    position: relative;
}

.spinner {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--color-gold);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-left: 1rem;
    vertical-align: middle;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.rsvp-message {
    margin-top: 1.5rem;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    text-align: center;
    font-size: 1rem;
}

.rsvp-message--success {
    background-color: rgba(135, 168, 120, 0.2);
    color: var(--color-sage);
    border: 1px solid var(--color-sage);
}

.rsvp-message--error {
    background-color: rgba(200, 50, 50, 0.15);
    color: #e57373;
    border: 1px solid #e57373;
}

.rsvp-deadline {
    text-align: center;
    margin-top: 2rem;
    font-size: 0.9rem;
    color: var(--color-stone);
}

.rsvp-deadline--top {
    margin-top: 0;
    margin-bottom: 1.5rem;
    font-size: 0.85rem;
}

/* ==========================================================================
   Lista Nozze (Registry)
   ========================================================================== */

.registry-intro {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 2rem;
    font-size: 1.05rem;
    color: var(--color-earth);
    line-height: 1.7;
}

.registry-quote {
    background-color: var(--color-sage-light);
    border-left: 4px solid var(--color-sage);
    padding: 1.25rem 1.5rem;
    margin: 0 auto 3rem;
    max-width: 650px;
    border-radius: 0 8px 8px 0;
}

.registry-quote p {
    font-size: 1rem;
    color: var(--color-forest);
    font-style: italic;
    line-height: 1.6;
}

/* Categories */
.registry-categories {
    margin-bottom: 3rem;
}

.registry-category {
    border: 1px solid var(--color-stone);
    border-radius: 12px;
    margin-bottom: 1rem;
    overflow: hidden;
    background: #fff;
}

.registry-category__header {
    display: flex;
    align-items: center;
    padding: 1.25rem 1.5rem;
    gap: 1.5rem;
}

.registry-category__image {
    width: 80px;
    height: 80px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.registry-category__image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.registry-category__info {
    flex: 1;
}

.registry-category__title {
    font-size: 1.2rem;
    color: var(--color-forest);
    margin-bottom: 0.5rem;
}

.registry-category__progress {
    margin-bottom: 0.5rem;
}

/* Progress bar */
.progress-bar {
    width: 100%;
    height: 12px;
    background-color: var(--color-cream);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: 0.25rem;
}

.progress-bar__fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-sage), var(--color-forest));
    border-radius: 6px;
    transition: width 0.8s ease;
}

.progress-bar__text {
    font-size: 0.8rem;
    color: var(--color-earth);
    font-weight: 700;
}

.registry-category__actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.registry-category__toggle {
    background: none;
    border: none;
    color: var(--color-sage);
    font-size: 0.85rem;
    font-weight: 700;
    cursor: pointer;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.registry-category__toggle:hover {
    color: var(--color-forest);
}

.registry-gift-btn {
    white-space: nowrap;
}

.toggle-icon {
    font-size: 1.1em;
    transition: transform var(--transition-fast);
}

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

.registry-category__description {
    padding: 0 1.5rem 1.25rem;
    padding-left: calc(80px + 3rem);
}

.registry-category__description p {
    font-size: 0.95rem;
    color: var(--color-charcoal);
    line-height: 1.6;
}

/* Gift Modal */
.gift-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    display: none;
}

.gift-modal.is-open {
    display: flex;
}

.gift-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(4px);
}

.gift-modal__dialog {
    position: relative;
    background: #fff;
    border-radius: 16px;
    padding: 2.5rem 2rem;
    max-width: 480px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: translateY(20px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.gift-modal__close {
    position: absolute;
    top: 0.75rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.75rem;
    cursor: pointer;
    color: var(--color-earth);
    line-height: 1;
    padding: 0.25rem;
}

.gift-modal__close:hover {
    color: var(--color-charcoal);
}

.gift-modal__title {
    font-size: 1.4rem;
    color: var(--color-forest);
    margin-bottom: 0.25rem;
}

.gift-modal__subtitle {
    font-size: 0.95rem;
    color: var(--color-earth);
    margin-bottom: 1.5rem;
}

.gift-modal__details {
    background: var(--color-cream);
    border-radius: 10px;
    padding: 1.25rem;
    margin-bottom: 1.25rem;
}

.gift-modal__row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-stone);
}

.gift-modal__row:last-child {
    border-bottom: none;
}

.gift-modal__label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-earth);
    min-width: 85px;
    flex-shrink: 0;
}

.gift-modal__value {
    font-size: 0.9rem;
    color: var(--color-charcoal);
    font-weight: 600;
    word-break: break-all;
    flex: 1;
}

.gift-modal__causale {
    color: var(--color-forest);
}

.gift-modal__copy {
    background: none;
    border: 1px solid var(--color-stone);
    border-radius: 6px;
    cursor: pointer;
    padding: 4px 6px;
    color: var(--color-earth);
    flex-shrink: 0;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    min-height: 28px;
}

.gift-modal__copy:hover {
    border-color: var(--color-forest);
    color: var(--color-forest);
}

.gift-modal__copy.copied {
    border-color: var(--color-sage);
    color: var(--color-sage);
    font-size: 0.85rem;
    font-weight: 700;
}

.gift-modal__note {
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-earth);
    font-style: italic;
}

/* ==========================================================================
   Info Page Sections
   ========================================================================== */

.info-section {
    padding: var(--section-padding);
}

.info-section__block {
    text-align: center;
}

.info-section__illustration {
    width: 150px;
    height: auto;
    margin: 0 auto 1.5rem;
}

.info-section__detail {
    font-size: 1.05rem;
    color: var(--color-charcoal);
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.info-section__list {
    list-style: none;
    max-width: 500px;
    margin: 0 auto 1.5rem;
    text-align: left;
}

.info-section__list li {
    padding: 0.5rem 0;
    font-size: 1rem;
    color: var(--color-charcoal);
    border-bottom: 1px solid var(--color-stone);
    line-height: 1.5;
}

.info-section__list li:last-child {
    border-bottom: none;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
    background-color: var(--color-charcoal);
    color: var(--color-stone);
    text-align: center;
    padding: 0;
}

.footer-inner {
    padding: 3rem 1.5rem;
}

.footer-couple {
    margin-bottom: 1rem;
}

.footer-names {
    font-family: var(--font-accent);
    font-size: 2.5rem;
    color: #fff;
    display: block;
    margin-bottom: 0.25rem;
}

.footer-date {
    font-family: var(--font-heading);
    font-size: 1rem;
    letter-spacing: 2px;
    color: var(--color-gold);
}

.footer-message {
    font-size: 0.95rem;
    color: var(--color-stone);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.footer-icons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.footer-icon-img {
    width: 36px;
    height: 36px;
    object-fit: contain;
    opacity: 0.6;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.4);
}

/* ==========================================================================
   Page Content
   ========================================================================== */

.page-content {
    padding-top: calc(var(--header-height));
}

/* ==========================================================================
   Error 404
   ========================================================================== */

.error-404 {
    padding: 4rem 0;
    text-align: center;
}

.error-404 h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.error-404 p {
    margin-bottom: 2rem;
    color: var(--color-earth);
}

/* ==========================================================================
   Scroll Animations
   ========================================================================== */

.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}