/* Explain: Styles for reusable UI components, buttons, navigation, cards, and forms. */
/* Buttons */
.btn-couture {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 48px;
    padding: 0.9rem 2.25rem;
    font-family: var(--font-body);
    font-size: 0.78rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    border: 1px solid var(--accent-color);
    background: var(--accent-color);
    color: #111110;
    border-radius: var(--radius);
    cursor: pointer;
    white-space: normal;
    text-align: center;
    transition: background-color .35s ease, color .35s ease, border-color .35s ease;
}

.btn-couture:hover {
    background: #c9b283;
    border-color: #c9b283;
}

.btn-couture:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 3px;
}

.btn-couture:disabled {
    opacity: 0.55;
    cursor: default;
}

.btn-couture--light {
    background: var(--bg-ivory);
    border-color: var(--bg-ivory);
    color: #111110;
}

.btn-couture--light:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: #111110;
}

.btn-couture--ghost-light {
    background: transparent;
    border-color: rgba(240, 233, 222, .6);
    color: #f0e9de;
}

.btn-couture--ghost-light:hover {
    background: var(--bg-ivory);
    border-color: var(--bg-ivory);
    color: #111110;
}

.btn-couture--outline {
    background: transparent;
    border-color: var(--accent-color);
    color: var(--text-color);
}

.btn-couture--outline:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: #111110;
}

.btn-couture--sm {
    min-height: 40px;
    padding: 0.55rem 1.15rem;
    font-size: 0.68rem;
}

/* Eyebrow label */
.eyebrow {
    font-size: 0.7rem;
    letter-spacing: 0.42em;
    text-transform: uppercase;
    font-weight: 500;
}

/* Header */
.site-header {
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: background-color .35s ease, border-color .35s ease;
}

.site-header.is-scrolled {
    background: rgba(17, 17, 16, .82);
    backdrop-filter: blur(14px);
    border-bottom-color: var(--border-color);
}

.brand {
    font-family: var(--font-display);
    font-size: 1.45rem;
    line-height: 1;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--text-color);
    white-space: nowrap;
    transition: color .3s ease;
}

.nav-link {
    position: relative;
    display: inline-block;
    padding-block: 0.4rem;
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    color: var(--text-color);
    white-space: nowrap;
    transition: color .3s ease;
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    height: 1px;
    width: 0;
    background: var(--accent-color);
    transition: width .35s ease;
}

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

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

/* Header adapts to the section behind it */
.site-header.is-over-dark .nav-link,
.site-header.is-over-dark #menuToggle {
    color: #f0e9de;
}

.site-header.is-over-dark .nav-link:hover {
    color: var(--accent-color);
}

.site-header.is-over-dark .btn-couture {
    background: transparent;
    border-color: rgba(240, 233, 222, .55);
    color: #f0e9de;
}

.site-header.is-over-dark .btn-couture:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: #111110;
}

/* Mobile menu */
.mobile-menu {
    max-height: 0;
    overflow: hidden;
    background: var(--bg-espresso);
    border-top: 1px solid transparent;
    transition: max-height .4s ease, border-color .4s ease;
}

.mobile-menu.is-open {
    max-height: min(80vh, 34rem);
    overflow-y: auto;
    overscroll-behavior: contain;
    border-top-color: var(--border-color);
}

.mobile-menu a {
    display: block;
    padding: 0.95rem 0;
    font-size: 0.95rem;
    letter-spacing: 0.08em;
    color: var(--text-color);
    border-bottom: 1px solid var(--border-color);
    transition: color .3s ease;
}

.mobile-menu a:last-child {
    border-bottom: none;
}

.mobile-menu a:hover {
    color: var(--accent-color);
}

/* Image cards */
.collection-card {
    position: relative;
    display: block;
    overflow: hidden;
    border-radius: var(--radius);
}

.collection-card img {
    transition: transform .9s cubic-bezier(.22, .61, .36, 1);
}

.collection-card:hover img {
    transform: scale(1.05);
}

.collection-card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 10, 9, .78), rgba(10, 10, 9, .12) 55%, rgba(10, 10, 9, 0));
    pointer-events: none;
}

.collection-card__body {
    position: absolute;
    inset-inline: 0;
    bottom: 0;
    padding: 1.5rem;
    color: #f0e9de;
    pointer-events: none;
}

.look-item {
    overflow: hidden;
    border-radius: var(--radius);
    margin: 0;
    border: 1px solid var(--border-color);
}

.look-item img {
    transition: transform .9s cubic-bezier(.22, .61, .36, 1);
}

.look-item:hover img {
    transform: scale(1.05);
}

/* Process */
.step-num {
    font-family: var(--font-display);
    font-size: 2.75rem;
    line-height: 1;
    color: var(--accent-color);
}

/* Measurement flow cards — dress-form close-ups */
.measure-card {
    position: relative;
    display: block;
    overflow: hidden;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    background: var(--bg-espresso);
}

.measure-media {
    filter: contrast(1.05) saturate(0.9) brightness(0.96);
    transition: transform .9s cubic-bezier(.22, .61, .36, 1), filter .6s ease;
}

.measure-card:hover .measure-media {
    transform: scale(1.05);
    filter: contrast(1.06) saturate(0.96) brightness(1);
}

.measure-card::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(to top, rgba(10, 10, 9, .6), rgba(10, 10, 9, .08) 46%, rgba(10, 10, 9, 0));
}

.measure-num {
    position: absolute;
    left: 0.7rem;
    top: 0.7rem;
    z-index: 2;
    display: inline-flex;
    height: 2rem;
    width: 2rem;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    background: rgba(17, 17, 16, .78);
    font-size: 11px;
    letter-spacing: 0.05em;
    color: var(--accent-color);
}

.measure-rule {
    position: absolute;
    left: 0.9rem;
    bottom: 0.9rem;
    z-index: 2;
    display: block;
    width: 1.5rem;
    height: 1px;
    background: var(--accent-color);
}

/* Forms */
.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.72rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.form-field {
    display: block;
    width: 100%;
    padding: 0.85rem 1rem;
    background: rgba(240, 233, 222, .04);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    color: var(--text-color);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: border-color .3s ease, box-shadow .3s ease, background-color .3s ease;
}

.form-field::placeholder {
    color: rgba(189, 182, 172, .55);
}

.form-field:focus {
    outline: none;
    border-color: var(--accent-color);
    background: rgba(240, 233, 222, .06);
    box-shadow: 0 0 0 3px rgba(180, 154, 106, .14);
}

/* 16px inputs on small screens keep iOS from zooming on focus */
@media (max-width: 767px) {
    .form-field {
        font-size: 1rem;
        padding: 0.8rem 0.95rem;
    }
}

.form-status {
    min-height: 1.25rem;
    font-size: 0.9rem;
}

.form-status.is-success {
    color: #c9b283;
}

.form-status.is-error {
    color: #c98a7a;
}

/* Footer links */
.footer-link {
    color: var(--text-muted);
    transition: color .3s ease;
}

.footer-link:hover {
    color: var(--accent-color);
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    color: var(--text-muted);
    transition: color .3s ease, background-color .3s ease, border-color .3s ease;
}

.social-link:hover {
    color: #111110;
    background: var(--accent-color);
    border-color: var(--accent-color);
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px) scale(0.985);
    transition: opacity 1s cubic-bezier(.22, .61, .36, 1), transform 1s cubic-bezier(.22, .61, .36, 1);
}

.reveal.is-visible {
    opacity: 1;
    transform: none;
}

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

/* Narrow screens: actions become full-width for comfortable tapping */
@media (max-width: 480px) {
    .btn-couture {
        width: 100%;
        padding-inline: 1.25rem;
    }
}

/* Enlarged enquiry form (footer) — content spans the full card width */
.form-lg .form-label {
    font-size: 0.78rem;
    letter-spacing: 0.18em;
}

.form-lg .form-field {
    padding: 1rem 1.1rem;
    font-size: 1.05rem;
}

.form-lg button[type="submit"] {
    min-height: 54px;
    font-size: 0.82rem;
}

@media (max-width: 767px) {
    .form-lg .form-field {
        font-size: 1rem;
        padding: 0.9rem 1rem;
    }
}