/* ==========================================================================
   CONTACT & FOOTER (BRIEF-04)
   ========================================================================== */

/* ================================================================
   CONTACT
   ================================================================ */

/* Contact — fond transparent, le wrapper .site-footer-wrap porte le fond crème */
.section--contact {
    position: relative;
    background: transparent;
}

.contact {
    border-top: 1px solid var(--color-line);
}

.contact__tag {
    margin-bottom: var(--sp-4);
}

.contact__title {
    max-width: 22ch;
    margin-bottom: var(--sp-4);
}

.contact__intro {
    max-width: 48ch;
    font-size: var(--fs-base);
    line-height: var(--lh-normal);
    color: var(--color-mute);
    margin-bottom: var(--sp-3);
}

.contact__email {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--fs-base);
    color: var(--color-ink);
    text-decoration: none;
    border-bottom: 1px solid var(--color-line);
    padding-bottom: 2px;
    margin-bottom: var(--sp-4);
    transition: border-color var(--dur-fast) var(--ease-out-expo), color var(--dur-fast) var(--ease-out-expo);
}

@media (hover: hover) {
    .contact__email:hover {
        color: var(--color-red);
        border-color: var(--color-red);
    }
}

/* Blocs tactiles — empilés mobile, en ligne desktop */
.contact__links {
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
}

@media (min-width: 768px) {
    .contact__links {
        flex-direction: row;
        flex-wrap: wrap;
        gap: var(--sp-3);
    }
}

/* Bloc individuel — AC1 zone tactile ≥ 44px */
.contact__link {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    min-height: 44px;
    padding: var(--sp-2) var(--sp-3);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    color: var(--color-ink);
    text-decoration: none;
    transition: border-color var(--dur-fast) var(--ease-out-expo);
}

/* Desktop hover — AC3 (liens fonctionnels seulement) */
@media (hover: hover) {
    .contact__link:not([data-pending="true"]):hover {
        border-color: var(--color-red);
    }
}

/* AC2 — état "à venir" : visuellement distinct, non cliquable */
.contact__link[data-pending="true"] {
    opacity: 0.5;
    pointer-events: none;
    cursor: default;
}

.contact__link-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    color: var(--color-mute);
}

.contact__link-body {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.contact__link-label {
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--color-ink);
    line-height: 1.2;
}

.contact__link-type {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--color-mute);
    letter-spacing: var(--ls-wide);
}

/* AC6 — reduced-motion */
@media (prefers-reduced-motion: reduce) {
    .contact__link {
        transition: none;
    }
}

/* ================================================================
   FOOTER MOSAIC — fond Warhol tuilé biais
   ================================================================ */

.lh-watermark-band {
    display: none;
}

.footer-mosaic {
    position: absolute;
    inset: 0;
    background-image: url('../assets/filigrane-warhol.png');
    background-size: cover;
    background-position: bottom center;
    background-repeat: no-repeat;
    opacity: 0.9;
    pointer-events: none;
    z-index: 0;
}

/* ================================================================
   SITE FOOTER WRAP — wrapper englobant contact + footer
   Bandeau filigrane LH partagé en bas (continuité visuelle BRIEF-17)
   ================================================================ */

.site-footer-wrap {
    position: relative;
    isolation: isolate;
    background: var(--color-paper);
}

/* Bandeau filigrane partagé contact + footer */
.lh-watermark-band {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 280px;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
    display: flex;
    align-items: stretch;
    color: var(--color-mute);
}

.lh-watermark-band > svg {
    flex: 0 0 auto;
    height: 100%;
    width: auto;
}

/* ================================================================
   FOOTER
   ================================================================ */

.site-footer {
    position: relative;
    border-top: 1px solid var(--color-line);
    padding-block: var(--sp-6);
    min-height: 200px;
    background: transparent;
    z-index: 1;
    isolation: isolate;
    overflow: hidden;
}

.footer__content {
    position: relative;
    z-index: 1;
}

.footer__line {
    font-family: var(--font-mono);
    font-size: 11px;
    color: #FFFFFF;
    letter-spacing: 0.02em;
    line-height: 1.6;
    text-shadow: 0 1px 4px rgba(0,0,0,0.6), 0 0 12px rgba(0,0,0,0.4);
    font-weight: 600;
}

/* Éléments légaux — grisés tant que placeholders */
.footer__legal [data-pending="true"],
.footer__line[data-pending="true"] {
    opacity: 0.4;
}

/* Ligne réglementaire masquée jusqu'à réception des données Luc */
.footer__legal--regulatory[data-pending="true"] {
    display: none;
}

@media (min-width: 768px) {
    .footer__line {
        font-size: 12px;
    }
}

/* AC4 — séparateur et copyright */
.footer__copy {
    margin-top: var(--sp-4);
    padding-top: var(--sp-3);
    border-top: 1px solid var(--color-line);
    opacity: 0.7;
}

/* ================================================================
   WRAPPER PIED DE SITE — filigrane unifié contact + footer
   ================================================================ */

.site-footer-wrap {
    position: relative;
    isolation: isolate;
    overflow: hidden;
}

/* site-footer-wrap::before supprimé — filigrane chirurgical footer uniquement (D017) */

@media (min-width: 768px) {
    .site-footer-wrap::before {
        background-size: 96px auto;
    }
}

/* ==========================================================================
   CONTACT FORM — redesign underline (BRIEF-12)
   ========================================================================== */

.contact-form {
    margin-top: var(--sp-5);
    display: flex;
    flex-direction: column;
    gap: var(--sp-4);
    max-width: 640px;
    position: relative;
    z-index: 1;
}

.contact-form__field {
    display: flex;
    flex-direction: column;
    gap: var(--sp-1);
    position: relative;
}

.contact-form__label {
    color: var(--color-red);
    text-transform: uppercase;
    letter-spacing: var(--ls-ultra);
    font-size: 14px;
    font-weight: 600;
    font-family: var(--font-mono);
    margin-bottom: 4px;
}

.contact-form__input {
    font-family: var(--font-body);
    font-size: var(--fs-lg);
    color: var(--color-ink);
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--color-line);
    border-radius: 0;
    padding: var(--sp-2) 0;
    transition: border-color var(--dur-base) var(--ease-out-expo);
    width: 100%;
}

.contact-form__input:focus {
    outline: none;
    border-bottom-color: var(--color-red);
}

.contact-form__textarea {
    resize: none;
    min-height: 140px;
    font-size: var(--fs-base);
    font-family: var(--font-body);
    color: var(--color-ink);
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--color-line);
    border-radius: 0;
    padding: var(--sp-2) 0;
    transition: border-color var(--dur-base) var(--ease-out-expo);
    width: 100%;
    line-height: var(--lh-normal);
}

.contact-form__textarea:focus {
    outline: none;
    border-bottom-color: #C1354C;
}

.contact-form__submit {
    align-self: flex-start;
    margin-top: var(--sp-3);
    padding: var(--sp-3) var(--sp-5);
    background: transparent !important;
    border: 1.5px solid #C1354C !important;
    border-radius: var(--radius-md);
    color: #C1354C !important;
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    font-weight: 500;
    letter-spacing: var(--ls-ultra);
    text-transform: uppercase;
    cursor: pointer;
    min-height: 52px;
    position: relative;
    overflow: hidden;
    transition:
        color var(--dur-base) var(--ease-out-expo),
        border-color var(--dur-base) var(--ease-out-expo),
        transform var(--dur-base) var(--ease-out-expo);
}

.contact-form__submit::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--color-red);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--dur-base) var(--ease-out-expo);
    z-index: 0;
}

.contact-form__submit-label {
    position: relative;
    z-index: 1;
}

@media (hover: hover) and (pointer: fine) {
    .contact-form__submit:hover {
        background: #C1354C !important;
        color: #fff !important;
        border-color: #C1354C !important;
        transform: translateY(-2px);
    }
    .contact-form__submit:hover::before {
        transform: scaleX(1);
    }
}

.contact-form__submit:focus-visible {
    outline: 2px solid var(--color-red);
    outline-offset: 4px;
}

.contact-form__submit[data-loading="true"] {
    pointer-events: none;
    opacity: 0.6;
}

.contact-form__status {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    min-height: 1.5em;
    color: var(--color-mute);
}

.contact-form__status[data-status="success"] {
    color: #2D5F4C;
}

.contact-form__status[data-status="error"] {
    color: var(--color-red);
}

@media (prefers-reduced-motion: reduce) {
    .contact-form__submit,
    .contact-form__input {
        transition: none;
    }
    .contact-form__submit:hover {
        transform: none;
    }
}