/* =========================================================
   ALVERHNE SYNDIC
   Header principal
   Identité inspirée du flyer
   ========================================================= */

.alv-header {
    position: relative;
    z-index: 1000;
    width: 100%;
    background: var(--alv-white);
    box-shadow: 0 8px 30px rgba(25, 56, 75, .07);
}


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

.alv-header__identity {
    position: relative;
    background:
        radial-gradient(
            circle at 85% 0%,
            rgba(215, 168, 34, .08),
            transparent 25%
        ),
        var(--alv-white);
}

.alv-header__identity::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(156, 98, 48, .25),
        transparent
    );
}

.alv-header__identity-inner {
    display: grid;
    grid-template-columns: 245px minmax(180px, .7fr) minmax(540px, 1.8fr);
    align-items: center;
    gap: clamp(25px, 3vw, 48px);
    min-height: 132px;
}


/* LOGO */

.alv-header__brand {
    display: flex;
    align-items: center;
}

.alv-header__logo-link {
    display: block;
    line-height: 0;
}

.alv-header__logo-image {
    display: block;
    width: 100%;
    max-width: 230px;
    height: auto;
}


/* SIGNATURE */

.alv-header__signature {
    padding-left: clamp(20px, 2.5vw, 38px);
    border-left: 1px solid var(--alv-border);
}

.alv-header__signature strong {
    display: block;
    margin-bottom: 8px;
    color: var(--alv-blue-dark);
    font-size: 15px;
    line-height: 1.25;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .055em;
}

.alv-header__signature > span {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    white-space: nowrap;
    gap: 7px;
    color: var(--alv-copper);
    font-size: 11px;
    line-height: 1.4;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.alv-header__signature i {
    display: inline-block;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--alv-gold);
}


/* INFORMATIONS */

.alv-header__contact {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: clamp(18px, 2vw, 32px);
}

.alv-header-info {
    display: flex;
    align-items: center;
    gap: 11px;
    min-width: 0;
    color: var(--alv-text);
    text-decoration: none;
}

a.alv-header-info {
    transition:
        color var(--alv-transition),
        transform var(--alv-transition);
}

a.alv-header-info:hover {
    color: var(--alv-copper);
    transform: translateY(-1px);
}

.alv-header-info__icon {
    display: inline-flex;
    flex: 0 0 42px;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border: 2px solid rgba(156, 98, 48, .55);
    border-radius: 50%;
    background: rgba(251, 249, 243, .8);
    color: var(--alv-copper);
}

.alv-header-info__icon svg {
    width: 22px;
    height: 22px;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.alv-header-info > div {
    min-width: 0;
}

.alv-header-info strong {
    display: block;
    color: var(--alv-blue-dark);
    font-size: 13px;
    line-height: 1.25;
    font-weight: 800;
    white-space: nowrap;
}

.alv-header-info > div > span {
    display: block;
    margin-bottom: 3px;
    color: var(--alv-muted);
    font-size: 11px;
    line-height: 1.25;
}

.alv-header-info--email strong {
    font-size: 12px;
}


/* =========================================================
   NAVIGATION
   ========================================================= */

.alv-header__navigation-bar {
    position: relative;
    background:
        linear-gradient(
            100deg,
            var(--alv-blue-dark) 0%,
            var(--alv-blue-deep) 48%,
            var(--alv-blue) 100%
        );
}

.alv-header__navigation-bar::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 190px;
    height: 3px;
    background: var(--alv-copper);
}

.alv-header__navigation-inner {
    display: flex;
    align-items: center;
    min-height: 70px;
}

.alv-navigation {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    width: 100%;
}

.alv-navigation__menu {
    display: flex;
    align-items: center;
    gap: clamp(20px, 2.5vw, 38px);
    margin: 0;
    padding: 0;
    list-style: none;
}

.alv-navigation__menu li {
    position: relative;
    margin: 0;
}

.alv-navigation__menu a {
    position: relative;
    display: block;
    padding: 24px 0 22px;
    color: rgba(255, 255, 255, .88);
    font-size: 14px;
    line-height: 1.2;
    font-weight: 700;
    text-decoration: none;
    transition: color var(--alv-transition);
}

.alv-navigation__menu a::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: 15px;
    left: 0;
    height: 2px;
    border-radius: 5px;
    background: var(--alv-copper);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--alv-transition);
}

.alv-navigation__menu a:hover,
.alv-navigation__menu .current-menu-item > a,
.alv-navigation__menu .current_page_item > a {
    color: var(--alv-white);
}

.alv-navigation__menu a:hover::after,
.alv-navigation__menu .current-menu-item > a::after,
.alv-navigation__menu .current_page_item > a::after {
    transform: scaleX(1);
}


/* CTA */

.alv-header__cta {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    gap: 11px;
    min-height: 46px;
    padding: 11px 20px;
    border: 2px solid var(--alv-copper);
    border-radius: 50px;
    background: var(--alv-white);
    color: var(--alv-copper);
    font-size: 13px;
    line-height: 1.2;
    font-weight: 800;
    text-decoration: none;
    box-shadow: 0 8px 22px rgba(0, 0, 0, .12);
    transition:
        background var(--alv-transition),
        transform var(--alv-transition),
        box-shadow var(--alv-transition);
}

.alv-header__cta svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    transition: transform var(--alv-transition);
}

.alv-header__cta:hover {
    background: var(--alv-copper);
    color: var(--alv-white);
    transform: translateY(-2px);
    box-shadow: 0 10px 26px rgba(0, 0, 0, .18);
}

.alv-header__cta:hover svg {
    transform: translateX(3px);
}


/* =========================================================
   MOBILE BRAND / BOUTON
   ========================================================= */

.alv-header__mobile-brand {
    display: none;
}

.alv-menu-toggle {
    display: none;
    width: 46px;
    height: 46px;
    padding: 10px;
    border: 1px solid rgba(255, 255, 255, .25);
    border-radius: 9px;
    background: transparent;
    cursor: pointer;
}

.alv-menu-toggle__line {
    display: block;
    width: 100%;
    height: 2px;
    margin: 5px 0;
    border-radius: 10px;
    background: var(--alv-white);
    transition:
        transform var(--alv-transition),
        opacity var(--alv-transition);
}


/* =========================================================
   TABLETTE
   ========================================================= */

@media (max-width: 1180px) {

    .alv-header__identity-inner {
        grid-template-columns: 210px 1fr;
        min-height: 120px;
    }

    .alv-header__signature {
        display: none;
    }

    .alv-header__contact {
        gap: 18px;
    }

    .alv-header-info:first-child {
        display: none;
    }

    .alv-navigation__menu {
        gap: 20px;
    }
}


@media (max-width: 900px) {

    .alv-header__identity-inner {
        grid-template-columns: 190px 1fr;
        min-height: 105px;
    }

    .alv-header__logo-image {
        max-width: 185px;
    }

    .alv-header-info--email {
        display: none;
    }

    .alv-header__navigation-inner {
        position: relative;
        justify-content: space-between;
        min-height: 64px;
    }

    .alv-header__mobile-brand {
        display: flex;
        flex-direction: column;
        color: var(--alv-white);
    }

    .alv-header__mobile-brand > span {
        font-size: 15px;
        font-weight: 800;
    }

    .alv-header__mobile-brand small {
        margin-top: 2px;
        color: rgba(255, 255, 255, .65);
        font-size: 9px;
        letter-spacing: .06em;
        text-transform: uppercase;
    }

    .alv-menu-toggle {
        display: block;
        margin-left: auto;
    }

    .alv-navigation {
        position: absolute;
        z-index: 50;
        top: 100%;
        right: 20px;
        left: 20px;
        display: none;
        align-items: stretch;
        flex-direction: column;
        gap: 18px;
        padding: 22px;
        border-radius: 0 0 16px 16px;
        background: var(--alv-blue-dark);
        box-shadow: 0 20px 35px rgba(0, 0, 0, .2);
    }

    .alv-navigation.is-open {
        display: flex;
    }

    .alv-navigation__menu {
        align-items: stretch;
        flex-direction: column;
        gap: 0;
        width: 100%;
    }

    .alv-navigation__menu li {
        border-bottom: 1px solid rgba(255, 255, 255, .1);
    }

    .alv-navigation__menu a {
        padding: 14px 3px;
    }

    .alv-navigation__menu a::after {
        display: none;
    }

    .alv-header__cta {
        width: 100%;
    }
}


/* =========================================================
   MOBILE
   ========================================================= */

@media (max-width: 600px) {

    .alv-header__identity-inner {
        display: flex;
        justify-content: space-between;
        gap: 18px;
        min-height: 92px;
    }

    .alv-header__brand {
        flex: 1 1 auto;
    }

    .alv-header__logo-image {
        max-width: 165px;
    }

    .alv-header__contact {
        flex: 0 0 auto;
    }

    .alv-header-info:first-child,
    .alv-header-info--email {
        display: none;
    }

    .alv-header-info[href^="tel"] > div {
        display: none;
    }

    .alv-header-info__icon {
        flex-basis: 44px;
        width: 44px;
        height: 44px;
    }

    .alv-header__navigation-inner {
        min-height: 58px;
    }

    .alv-header__mobile-brand small {
        display: none;
    }

    .alv-navigation {
        right: 15px;
        left: 15px;
    }
}


/* =========================================================
   PETIT MOBILE
   ========================================================= */

@media (max-width: 380px) {

    .alv-header__identity-inner {
        min-height: 82px;
    }

    .alv-header__logo-image {
        max-width: 145px;
    }

    .alv-header-info__icon {
        flex-basis: 40px;
        width: 40px;
        height: 40px;
    }

    .alv-header__mobile-brand > span {
        font-size: 14px;
    }
}

/* Ajustement signature desktop */
@media (min-width: 1181px) {
    .alv-header__signature {
        padding-left: 22px;
        transform: translateX(-12px);
    }

    .alv-header__signature > span {
        gap: 5px;
        font-size: 9.5px;
        letter-spacing: .055em;
    }
}

/* Ajustement titre signature desktop */
@media (min-width: 1181px) {
    .alv-header__signature strong {
        max-width: 190px;
        font-size: 13px;
        line-height: 1.3;
        letter-spacing: .04em;
    }
}

/* Centrage harmonisé de la signature desktop */
@media (min-width: 1181px) {
    .alv-header__signature {
        padding-left: 0;
        transform: none;
        text-align: center;
        justify-self: center;
    }

    .alv-header__signature strong {
        margin-left: auto;
        margin-right: auto;
        text-align: center;
    }

    .alv-header__signature > span {
        justify-content: center;
    }
}

/* =========================================================
   MOBILE — TOP HEADER PROPRE
   ========================================================= */

@media (max-width: 600px) {

    .alv-header__identity {
        background: #ffffff;
    }

    .alv-header__identity-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 15px;
        min-height: 78px;
        padding-top: 8px;
        padding-bottom: 8px;
    }

    .alv-header__brand {
        display: flex;
        flex: 1 1 auto;
        align-items: center;
        min-width: 0;
    }

    .alv-header__logo-link {
        display: inline-flex;
        align-items: center;
    }

    .alv-header__logo-image {
        display: block;
        width: auto;
        max-width: 150px;
        max-height: 62px;
    }

    .alv-header__contact {
        display: flex;
        flex: 0 0 auto;
        align-items: center;
        gap: 0;
    }

    .alv-header__contact > .alv-header-info:first-child,
    .alv-header-info--email {
        display: none;
    }

    .alv-header-info[href^="tel"] {
        display: flex;
        padding: 0;
    }

    .alv-header-info[href^="tel"] > div {
        display: none;
    }

    .alv-header-info__icon {
        flex: 0 0 44px;
        width: 44px;
        height: 44px;
        border: 2px solid var(--alv-copper);
        border-radius: 50%;
        background: #ffffff;
        color: var(--alv-copper);
    }
}

/* Mobile — contacts essentiels */
@media (max-width: 600px) {

    .alv-header__contact {
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .alv-header-info--email {
        display: flex;
        padding: 0;
    }

    .alv-header-info--email > div {
        display: none;
    }

    .alv-header-info[href^="tel"] .alv-header-info__icon,
    .alv-header-info--email .alv-header-info__icon {
        flex: 0 0 40px;
        width: 40px;
        height: 40px;
        border: 1px solid rgba(156, 98, 48, .55);
        border-radius: 50%;
        background: #fff;
        color: var(--alv-copper);
    }

    .alv-header-info__icon svg {
        width: 19px;
        height: 19px;
    }
}

/* =========================================================
   MOBILE — BARRE NAVIGATION PREMIUM
   ========================================================= */

.alv-header__mobile-extranet {
    display: none;
}

@media (max-width: 900px) {

    .alv-header__navigation-inner {
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .alv-header__mobile-brand {
        flex: 1 1 auto;
        min-width: 0;
    }

    .alv-header__mobile-extranet {
        display: inline-flex;
        flex: 0 0 auto;
        align-items: center;
        justify-content: center;
        min-height: 38px;
        padding: 8px 14px;
        border: 1px solid var(--alv-copper);
        border-radius: 50px;
        background: #ffffff;
        color: var(--alv-copper);
        font-size: 11px;
        line-height: 1;
        font-weight: 800;
        letter-spacing: .045em;
        text-decoration: none;
        text-transform: uppercase;
    }

    .alv-menu-toggle {
        flex: 0 0 42px;
        width: 42px;
        height: 42px;
        margin-left: 0;
        padding: 10px;
        border: 1px solid rgba(255, 255, 255, .45);
        border-radius: 8px;
        background: rgba(255, 255, 255, .06);
    }

    .alv-menu-toggle__line {
        height: 2px;
        margin: 4px 0;
        background: #ffffff;
    }
}

@media (max-width: 380px) {

    .alv-header__mobile-extranet {
        padding-right: 10px;
        padding-left: 10px;
        font-size: 10px;
    }
}

/* Mobile — Hamburger blanc / cuivre */
@media (max-width: 900px) {

    .alv-menu-toggle {
        border: 1px solid var(--alv-copper);
        background: #ffffff;
        box-shadow: 0 4px 12px rgba(0, 0, 0, .08);
    }

    .alv-menu-toggle__line {
        width: 100%;
        height: 2px;
        margin: 4px 0;
        background: var(--alv-copper);
    }

    .alv-menu-toggle:hover,
    .alv-menu-toggle:focus-visible {
        border-color: var(--alv-copper);
        background: #fbf9f3;
    }
}

/* Mobile — Hamburger blanc / cuivre */
@media (max-width: 900px) {

    .alv-menu-toggle {
        border: 1px solid var(--alv-copper);
        background: #ffffff;
        box-shadow: 0 4px 12px rgba(0, 0, 0, .08);
    }

    .alv-menu-toggle__line {
        width: 100%;
        height: 2px;
        margin: 4px 0;
        background: var(--alv-copper);
    }

    .alv-menu-toggle:hover,
    .alv-menu-toggle:focus-visible {
        background: #fbf9f3;
    }
}

/* =========================================================
   MOBILE — MENU OUVERT PREMIUM
   ========================================================= */

@media (max-width: 900px) {

    .alv-navigation {
        gap: 14px;
        padding: 12px 20px 20px;
        border: 1px solid rgba(156, 98, 48, .22);
        border-top: 3px solid var(--alv-copper);
        border-radius: 0 0 14px 14px;
        background: #ffffff;
        box-shadow: 0 18px 38px rgba(7, 63, 102, .16);
    }

    .alv-navigation__menu li {
        border-bottom: 1px solid rgba(7, 63, 102, .10);
    }

    .alv-navigation__menu li:last-child {
        border-bottom: 0;
    }

    .alv-navigation__menu a {
        display: flex;
        align-items: center;
        min-height: 48px;
        padding: 12px 5px;
        color: var(--alv-blue-dark);
        font-size: 14px;
        font-weight: 700;
        letter-spacing: .015em;
    }

    .alv-navigation__menu a:hover,
    .alv-navigation__menu a:focus-visible,
    .alv-navigation__menu .current-menu-item > a {
        color: var(--alv-copper);
    }

    /* L'Extranet est déjà accessible dans la barre mobile */
    .alv-navigation .alv-header__cta {
        display: none;
    }
}

/* Mobile — fond chaleureux du menu ouvert */
@media (max-width: 900px) {
    .alv-navigation {
        background: #FBF9F3;
    }
}

/* =========================================================
   TOP HEADER — RÉSEAUX SOCIAUX DESKTOP
   ========================================================= */

.alv-header__socials {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 7px;
}

.alv-social {
    display: inline-flex;
    flex: 0 0 34px;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border: 1px solid rgba(156, 98, 48, .55);
    border-radius: 50%;
    background: #ffffff;
    color: var(--alv-copper);
    text-decoration: none;
    transition:
        background var(--alv-transition),
        color var(--alv-transition),
        border-color var(--alv-transition),
        transform var(--alv-transition);
}

.alv-social svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    stroke-width: 1.7;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.alv-social:hover,
.alv-social:focus-visible {
    border-color: var(--alv-copper);
    background: var(--alv-copper);
    color: #ffffff;
    transform: translateY(-2px);
}

/* Les réseaux seront traités séparément dans le menu tablette/mobile */
@media (max-width: 900px) {
    .alv-header__socials {
        display: none;
    }
}

/* =========================================================
   DESKTOP — CONTACTS COMPACTS
   Icônes téléphone / mail sans texte
   ========================================================= */

@media (min-width: 901px) {

    .alv-header-info[href^="tel"],
    .alv-header-info--email {
        display: flex;
        flex: 0 0 auto;
    }

    .alv-header-info[href^="tel"] > div,
    .alv-header-info--email > div {
        display: none;
    }

    .alv-header__contact {
        align-items: center;
        justify-content: flex-end;
        gap: 12px;
    }
}

/* =========================================================
   DESKTOP — RÉPARTITION CONTACT / RÉSEAUX
   ========================================================= */

@media (min-width: 1181px) {

    .alv-header__contact {
        display: flex;
        align-items: center;
        justify-content: flex-end;
        gap: 11px;
    }

    /* Horaires : légèrement ramenés vers la gauche */
    .alv-header__contact > .alv-header-info:first-child {
        display: flex;
        margin-right: 5px;
        transform: translateX(-14px);
    }

    /* Téléphone + mail */
    .alv-header-info[href^="tel"],
    .alv-header-info--email {
        flex: 0 0 auto;
    }

    /* Séparation visuelle avant les réseaux */
    .alv-header__socials {
        position: relative;
        margin-left: 18px;
        padding-left: 19px;
    }

    .alv-header__socials::before {
        content: "";
        position: absolute;
        top: 7px;
        bottom: 7px;
        left: 0;
        width: 1px;
        background: rgba(156, 98, 48, .28);
    }
}

/* =========================================================
   TABLETTE / MOBILE — RÉSEAUX DANS LE MENU
   ========================================================= */

.alv-navigation__socials {
    display: none;
}

@media (max-width: 900px) {

    .alv-navigation__socials {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        margin-top: 6px;
        padding-top: 17px;
        border-top: 1px solid rgba(156, 98, 48, .22);
    }

    .alv-navigation__social {
        display: flex;
        align-items: center;
        gap: 6px;
        color: var(--alv-blue-dark);
        font-size: 10px;
        font-weight: 700;
    }

    .alv-navigation__social-icon {
        display: inline-flex;
        flex: 0 0 32px;
        align-items: center;
        justify-content: center;
        width: 32px;
        height: 32px;
        border: 1px solid var(--alv-copper);
        border-radius: 50%;
        background: #ffffff;
        color: var(--alv-copper);
    }

    .alv-navigation__social-icon svg {
        width: 15px;
        height: 15px;
        stroke: currentColor;
        stroke-width: 1.7;
        stroke-linecap: round;
        stroke-linejoin: round;
    }
}

@media (max-width: 480px) {

    .alv-navigation__socials {
        justify-content: space-between;
        gap: 5px;
    }

    .alv-navigation__social {
        flex-direction: column;
        gap: 5px;
        font-size: 9px;
    }
}