/* ==========================================================================
   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);
}

/* BRIEF-29 : mono uppercase — cohérence avec "DEPUIS LE 20 AVRIL 1988" */
.contact__intro {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--color-mute);
    text-transform: uppercase;
    letter-spacing: var(--ls-ultra);
    line-height: 1.6;
    margin-top: var(--sp-2);
    margin-bottom: var(--sp-5);
    max-width: 60ch;
}

@media (max-width: 639px) {
    .contact__intro {
        font-size: 11px;
        margin-bottom: var(--sp-4);
    }
}

.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 WATERMARK — Pattern Warhol désaturé (cohérence avec hero)
   Statique, aucune animation — BRIEF-25
   ================================================================ */

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

/* BRIEF-36 : hauteur ÷3 — 60px desktop / 50px tablet / 40px mobile */
.lh-watermark-band {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 60px;
    z-index: -1;
    pointer-events: none;
    overflow: hidden;
}

.lh-watermark-band--pattern {
    background-image: url('../assets/footer-mark.svg?v=35');
    background-repeat: repeat-x;
    background-size: auto 100%;
    background-position: center center;
    opacity: 0.85;
    filter: saturate(0.85);
}

/* Tablet 640–1023px */
@media (max-width: 1023px) and (min-width: 640px) {
    .lh-watermark-band {
        height: 50px;
    }
}

/* Mobile ≤639px */
@media (max-width: 639px) {
    .lh-watermark-band {
        height: 40px;
    }
    .lh-watermark-band--pattern {
        opacity: 0.82;
    }
}

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

/* BRIEF-34 : séparateur 1px rouge pleine largeur au-dessus de la frieze */
.footer-divider {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--color-red);
    z-index: 2;
}

.site-footer {
    position: relative;
    border-top: none;
    padding-block: 0;
    min-height: 60px;
    display: flex;
    align-items: center;
    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: var(--color-mute);
    letter-spacing: 0.02em;
    line-height: 1.6;
    font-weight: 400;
}

/* 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;
    }
}

/* BRIEF-32 : copyright centré dans le footer 100px (display:flex sur parent) */
.footer__copy {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

.footer__copy .footer__line {
    color: var(--color-paper);
    font-weight: 600;
    font-size: 10px;
    letter-spacing: 0.05em;
    text-shadow:
        0 1px 2px rgba(0, 0, 0, 0.6),
        0 0 4px rgba(0, 0, 0, 0.4);
}

@media (max-width: 767px) {
    .site-footer {
        min-height: 40px;
    }
    .footer__copy .footer__line {
        font-size: 9px;
    }
}

@media (min-width: 768px) {
    .site-footer-wrap {
        overflow: hidden;
    }
}

/* ==========================================================================
   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;
}

/* Feedback inline — 3 états (BRIEF-30) */
@keyframes feedback-fade-in {
    from { opacity: 0; transform: translateY(4px); }
    to   { opacity: 1; transform: translateY(0); }
}

.contact-form__feedback {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    min-height: 1.5em;
    margin-top: var(--sp-3);
    padding: var(--sp-2) var(--sp-3);
    border-radius: var(--radius-sm);
    border-left: 3px solid transparent;
    line-height: 1.5;
    display: none;
}

.contact-form__feedback[data-state] {
    display: block;
    animation: feedback-fade-in 250ms var(--ease-out-expo) both;
}

.contact-form__feedback[data-state="loading"] {
    border-left-color: var(--color-line);
    color: var(--color-mute);
    background: transparent;
}

.contact-form__feedback[data-state="success"] {
    border-left-color: #2D5F4C;
    color: #2D5F4C;
    background: rgba(45, 95, 76, 0.06);
}

.contact-form__feedback[data-state="error"] {
    border-left-color: var(--color-red);
    color: var(--color-red);
    background: rgba(193, 53, 76, 0.06);
}

@media (prefers-reduced-motion: reduce) {
    .contact-form__feedback[data-state] {
        animation: none;
    }
}

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

/* ==========================================================================
   COORDONNÉES CONTACT — sous le bouton Envoyer (BRIEF-31)
   Typo identique à .contact__intro (mono uppercase mute)
   ========================================================================== */

.contact-form__details {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--color-mute);
    text-transform: uppercase;
    letter-spacing: var(--ls-ultra);
    line-height: 1.6;
    margin-top: var(--sp-4);
    margin-bottom: 0;
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: var(--sp-2);
}

.contact-form__details-sep {
    color: var(--color-mute);
    opacity: 0.5;
    user-select: none;
}


@media (max-width: 639px) {
    .contact-form__details {
        font-size: 11px;
        gap: var(--sp-1);
        margin-top: var(--sp-3);
    }
}

/* Galaxy S8 ≤ 360px : bascule en colonne, séparateurs masqués */
@media (max-width: 360px) {
    .contact-form__details {
        font-size: 10px;
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
    .contact-form__details-sep {
        display: none;
    }
}