/* =====================================================
   Ino Piazza – header.css
   ===================================================== */

:root {
    --ip-header-h:        80px;
    --ip-header-h-small:  58px;
    --ip-nav-panel-bg:    #1a1a18;
    --ip-transition:      0.4s cubic-bezier(0.77,0,0.175,1);
}

body.admin-bar .ip-header { top: 62px; }
body.admin-bar .ip-header.is-sticky { top: 32px !important; }
@media screen and (max-width: 782px) {
    body.admin-bar .ip-header { top: 46px; }
}

/* --- Base header ------------------------------------ */
.ip-header {
    position: fixed;
    top: 30px;
    left: 0; right: 0;
    z-index: 1000;
    height: var(--ip-header-h);
    transition: background var(--ip-transition), height var(--ip-transition),
                box-shadow var(--ip-transition), backdrop-filter var(--ip-transition),
                top var(--ip-transition);
}
.is-sticky { top: 0 !important; }
.is-sticky .ip-logo { height: 40px; }

.ip-header__inner {
    max-width: 100%;
    margin: 0 auto;
    height: 100%;
    padding: 0 35px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* --- Header HOME ------------------------------------ */
.ip-header--home { background: transparent; }
.ip-header--home .ip-header__logo-text strong,
.ip-header--home .ip-header__logo-text em { color: var(--ip-white); }
.ip-header--home .ip-burger__line { background: var(--ip-white); }

.ip-header--home.is-sticky {
    background: rgba(26,26,24,0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 2px 20px rgba(0,0,0,0.3);
    height: var(--ip-header-h-small);
}

/* --- Logo ------------------------------------------- */
.ip-header__logo { display: flex; align-items: center; }
.ip-header__logo .custom-logo-link { display: flex; align-items: center; }
.ip-header__logo .custom-logo {
    height: 42px; width: auto;
    transition: height var(--ip-transition);
}
.is-sticky .ip-header__logo .custom-logo { height: 32px; }

.ip-header__logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.ip-header__logo-text strong {
    font-family: var(--ip-font-title);
    font-size: 1.2rem; font-weight: 800;
    letter-spacing: 0.08em; color: var(--ip-primary);
    text-transform: uppercase;
}
.ip-header__logo-text em {
    font-family: var(--ip-font-body);
    font-size: 0.65rem; letter-spacing: 0.18em;
    text-transform: uppercase; font-style: normal;
    color: var(--ip-accent); font-weight: 400;
}

/* --- Burger ----------------------------------------- */
.ip-burger {
    background: none; border: none; cursor: pointer;
    padding: 8px;
    display: flex; flex-direction: column; gap: 5px; align-items: flex-end;
    z-index: 1001; position: relative;
    transition: opacity 0.2s ease;
}
.ip-burger:hover,
.ip-burger:focus,
.ip-nav-panel__close:hover,
.ip-nav-panel__close:focus { background-color: transparent !important; }
.ip-burger.is-open { opacity: 0; pointer-events: none; }

.ip-burger__line {
    display: block; height: 1.5px;
    background: var(--ip-white); border-radius: 2px;
    transition: transform 0.4s ease, opacity 0.3s ease, width 0.3s ease, background 0.3s ease;
    transform-origin: right center;
}
.ip-burger__line--1 { width: 28px; }
.ip-burger__line--2 { width: 20px; }
.ip-burger__line--3 { width: 24px; }
.ip-burger:hover .ip-burger__line { width: 28px; }

/* --- Pannello fullscreen ---------------------------- */
.ip-nav-panel {
    position: fixed; inset: 0;
    z-index: 99999;
    pointer-events: none; visibility: hidden;
}
.ip-nav-panel.is-open { pointer-events: all; visibility: visible; }

.ip-nav-panel__bg {
    position: absolute; inset: 0;
    background: var(--ip-nav-panel-bg);
    transform: translateX(100%);
    transition: transform 0.65s cubic-bezier(0.77,0,0.175,1);
}
.ip-nav-panel.is-open .ip-nav-panel__bg { transform: translateX(0); }

.ip-nav-panel__inner {
    position: absolute;
    top: 0; right: 0;
    width: 100%; max-width: 600px; height: 100%;
    z-index: 1;
    padding: 6rem 4rem 4rem;
    display: flex; flex-direction: column; gap: 2rem;
    overflow-y: auto;
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.4s ease 0.3s, transform 0.4s ease 0.3s;
}
.ip-nav-panel.is-open .ip-nav-panel__inner { opacity: 1; transform: translateX(0); }

@media (max-width: 575px) {
    .ip-nav-panel__inner { max-width: 100%; padding: 5rem 1.5rem 3rem; }
}

/* --- Close button ----------------------------------- */
.ip-nav-panel__close {
    position: fixed;
    top: 1.8rem; right: 2rem;
    z-index: 1002;
    background: none; border: none; cursor: pointer;
    width: 44px; height: 44px;
    display: flex; align-items: center; justify-content: center;
    padding: 0;
    opacity: 0;
    transform: rotate(-90deg);
    transition: opacity 0.35s ease 0.5s, transform 0.35s ease 0.5s;
}
.ip-nav-panel.is-open .ip-nav-panel__close { opacity: 1; transform: rotate(0deg); }

.ip-nav-panel__close::before,
.ip-nav-panel__close::after {
    content: '';
    position: absolute;
    width: 28px; height: 1.5px;
    background: var(--ip-white);
    border-radius: 2px;
    transition: background 0.3s ease, width 0.3s ease;
}
.ip-nav-panel__close::before { transform: rotate(45deg); }
.ip-nav-panel__close::after  { transform: rotate(-45deg); }
.ip-nav-panel__close:hover::before,
.ip-nav-panel__close:hover::after { background: var(--ip-accent); }
.ip-nav-panel__close i { display: none; }

/* --- Menu voci -------------------------------------- */
.ip-nav-panel__menu { list-style: none; margin: 0; padding: 0; }

.ip-nav-item {
    overflow: hidden;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.ip-nav-link {
    display: flex; align-items: center; gap: 1rem;
    padding: 0.9rem 0;
    text-decoration: none; color: var(--ip-white);
    opacity: 0; transform: translateY(30px);
    transition: transform 0.5s ease calc(var(--i, 1) * 0.07s + 0.2s),
                opacity   0.5s ease calc(var(--i, 1) * 0.07s + 0.2s),
                color 0.3s;
}
.ip-nav-panel.is-open .ip-nav-link { opacity: 1; transform: translateY(0); }
.ip-nav-link:hover { color: var(--ip-accent); text-decoration: none; }

.ip-nav-link__num {
    font-family: var(--ip-font-body);
    font-size: 0.7rem; letter-spacing: 0.1em;
    color: var(--ip-accent); min-width: 2rem; font-weight: 300;
}
.sub-menu .ip-nav-link__num { display: none; }

.ip-nav-link__text {
    font-family: var(--ip-font-title);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 700; letter-spacing: 0.02em;
    text-transform: uppercase; flex: 1;
}

.ip-nav-link__arrow {
    font-size: 1rem; opacity: 0;
    transform: translateX(-8px);
    transition: opacity 0.3s, transform 0.3s;
}
.ip-nav-link:hover .ip-nav-link__arrow { opacity: 1; transform: translateX(0); }

.ip-nav-link__chevron {
    margin-left: auto;
    font-size: 0.75rem; color: var(--ip-accent);
    padding-left: 0.5rem;
    transition: transform 0.4s cubic-bezier(0.77,0,0.175,1);
}
.ip-submenu-open > .ip-nav-link .ip-nav-link__chevron { transform: rotate(180deg); }

/* --- Submenu accordion ------------------------------ */
.ip-submenu-wrapper {
    max-height: 0; overflow: hidden;
    transition: max-height 0.45s cubic-bezier(0.77,0,0.175,1);
}

.sub-menu { list-style: none; margin: 0; padding: 0 0 0.5rem 2rem; }
.sub-menu .ip-nav-item { border-bottom: none; }

.sub-menu .ip-nav-link {
    padding: 0.45rem 0;
    opacity: 0; transform: translateY(0);
    transition: color 0.3s;
}
.ip-submenu-open .sub-menu .ip-nav-link { opacity: 1; }

.sub-menu .ip-nav-link__text {
    font-size: clamp(0.95rem, 2vw, 1.2rem);
    font-weight: 400;
    color: rgba(255,255,255,0.55);
    letter-spacing: 0.06em;
}
.sub-menu .ip-nav-link:hover .ip-nav-link__text { color: var(--ip-accent); }
.sub-menu .ip-nav-link__arrow { display: none; }

/* --- Contatti rapidi -------------------------------- */
.ip-nav-panel__contacts { display: flex; flex-direction: column; gap: 0.6rem; }
.ip-nav-contact {
    display: flex; align-items: center; gap: 0.8rem;
    color: rgba(255,255,255,0.6); text-decoration: none;
    font-size: 0.88rem; letter-spacing: 0.04em;
    transition: color 0.3s;
}
.ip-nav-contact:hover { color: var(--ip-accent); text-decoration: none; }
.ip-nav-contact i { color: var(--ip-accent); width: 16px; }

/* --- Social ----------------------------------------- */
.ip-nav-social { display: flex; gap: 1rem; }
.ip-nav-social a {
    width: 38px; height: 38px;
    border: 1px solid rgba(255,255,255,0.15); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: rgba(255,255,255,0.6); font-size: 0.9rem;
    text-decoration: none;
    transition: background 0.3s, border-color 0.3s, color 0.3s;
}
.ip-nav-social a:hover { background: var(--ip-accent); border-color: var(--ip-accent); color: var(--ip-white); }

/* --- Overlay --------------------------------------- */
.ip-nav-overlay {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 998; opacity: 0; pointer-events: none;
    transition: opacity 0.4s ease;
}
.ip-nav-overlay.is-visible { opacity: 1; pointer-events: all; }

body.ip-menu-open { overflow: hidden; }