/* ===================================================
   1. RESET & VARIABILI GLOBALI
   =================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --primary: #356549;
    --primary-light: #4a8a63;
    --primary-dark: #264a35;
    --accent: #1abc9c;
    --text-dark: #2c3e50;
    --text-light: #546e7a;
    --white: #ffffff;
    --bg-light: #f4f7f6;
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.1);

    --fs-xs: clamp(0.7rem, 0.65rem + 0.25vw, 0.8125rem);
    --fs-sm: clamp(0.8rem, 0.75rem + 0.3vw, 0.9375rem);
    --fs-base: clamp(0.9375rem, 0.875rem + 0.4vw, 1.125rem);
    --fs-md: clamp(1.125rem, 1rem + 0.6vw, 1.375rem);
    --fs-lg: clamp(1.375rem, 1.2rem + 1vw, 1.875rem);
    --fs-xl: clamp(1.875rem, 1.5rem + 1.8vw, 2.75rem);
}

html {
    font-size: 100%;
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
    width: 100%;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    font-size: var(--fs-base);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-light);
}

h1 { font-size: var(--fs-xl); line-height: 1.15; font-weight: 700; }
h2 { font-size: var(--fs-lg); line-height: 1.25; font-weight: 700; }
h3 { font-size: var(--fs-md); line-height: 1.3; font-weight: 600; }
p, li { font-size: var(--fs-base); }
small { font-size: var(--fs-xs); }

a {
    cursor: pointer;
    text-decoration: none;
    color: inherit;
}

/* ===================================================
   2. TOP BAR
   =================================================== */
.top-bar {
    background: var(--primary-dark);
    color: var(--white);
    padding: 10px clamp(15px, 5vw, 10%);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--fs-xs);
    gap: 15px;
    width: 100%;
}

.top-bar a {
    color: var(--white);
    transition: opacity 0.2s ease;
}

.top-bar a:hover {
    opacity: 0.85;
}

.orari-slider {
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.info-social {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

/* ===================================================
   3. HEADER PRINCIPALE & LOGO
   =================================================== */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px clamp(15px, 5vw, 10%);
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.logo,
header .logo img {
    width: clamp(160px, 20vw, 375px);
    max-width: 100%;
    height: auto;
    transition: width 0.3s ease;
}

.contact-info {
    display: flex;
    align-items: center;
    gap: clamp(10px, 2vw, 30px);
    flex-wrap: nowrap;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.info-item i {
    color: var(--accent);
    font-size: clamp(0.9rem, 0.75rem + 0.4vw, 1.4rem);
    flex-shrink: 0;
}

.info-item div {
    font-size: var(--fs-xs);
    line-height: 1.35;
}

.hamburger-btn {
    display: none;
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: 8px 14px;
    border-radius: 6px;
    font-size: var(--fs-sm);
    cursor: pointer;
    align-items: center;
    gap: 8px;
}

/* ===================================================
   4. NAVIGAZIONE DESKTOP & SUBMENU
   =================================================== */
nav {
    background: var(--primary);
    padding: 0 clamp(15px, 5vw, 10%);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 900;
    box-shadow: var(--shadow);
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    position: relative;
}

nav ul li a {
    color: var(--white);
    padding: 16px clamp(10px, 1.2vw, 20px);
    display: block;
    font-size: clamp(0.75rem, 0.65rem + 0.35vw, 0.9375rem);
    font-weight: 500;
    transition: background 0.3s ease;
    white-space: nowrap;
}

nav ul li a:hover {
    background: var(--primary-dark);
}

/* Submenu Livello 1 (Dropdown) */
nav ul ul.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    min-width: 250px;
    box-shadow: var(--shadow);
    list-style: none;
    z-index: 1000;
}

nav li.dropdown:hover > .dropdown-menu {
    display: block;
}

nav ul ul.dropdown-menu li a {
    color: var(--text-dark) !important;
    padding: 12px 20px !important;
    font-size: var(--fs-xs);
    border-bottom: 1px solid #f0f0f0;
    white-space: nowrap;
}

nav ul ul.dropdown-menu li a:hover {
    background-color: #f8f8f8;
    color: var(--primary) !important;
}

/* Submenu Livello 2 (Flyout) */
nav ul .flyout-menu {
    display: none;
}

nav li.flyout:hover > .flyout-menu {
    display: block;
    position: absolute;
    top: 0;
    left: 100%;
    columns: 2;
    column-gap: 20px;
    min-width: 480px;
    max-height: 80vh;
    overflow-y: auto;
    background: var(--white);
    padding: 10px;
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
}

nav ul ul li {
    break-inside: avoid;
    width: 100%;
}

nav .fas {
    font-size: 0.65em;
    margin-left: 6px;
}

.btn-book {
    background: var(--white);
    color: var(--primary);
    padding: 8px 16px;
    border-radius: 5px;
    font-size: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    font-weight: 600;
    white-space: nowrap;
    transition: all 0.3s ease;
}

.btn-book:hover {
    background: var(--primary-light);
    color: var(--white);
}

/* ===================================================
   5. SEZIONI E GRIGLIE FLUIDE
   =================================================== */
#map {
    height: clamp(300px, 50vh, 500px);
    width: 100%;
    border-radius: 12px;
    z-index: 1;
    margin: 20px 0;
    background: #f0f0f0;
}

.sedi-container,
.doctors-grid,
.news-grid,
.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
    gap: clamp(15px, 2.5vw, 30px);
    margin-bottom: 30px;
}

.sede-card {
    background: var(--white);
    padding: clamp(15px, 3vw, 25px);
    border-left: 4px solid var(--primary);
    border-radius: 6px;
    box-shadow: var(--shadow);
}

#mainNav:has(li.dropdown:hover),
#mainNav:has(li.dropdown a:focus-visible) {
    z-index: 1100;
}
/* ===================================================
   6. MEDIA QUERIES (DESKTOP, TABLET & MOBILE)
   =================================================== */

/* --- NASCONDE GLI ELEMENTI MOBILE SU DESKTOP E TABLET OLTRE 900PX --- */
@media (min-width: 901px) {
    .mobile-menu-drawer,
    .mobile-menu-overlay,
    .hamburger-btn {
        display: none !important;
    }
}

/* --- ADATTAMENTO INTERMEDIO PER TABLET (769px - 1024px) --- */
@media (max-width: 1024px) and (min-width: 901px) {
    .contact-info {
        gap: 12px;
    }

    .info-item i {
        font-size: 0.85rem;
    }

    .info-item div {
        font-size: 0.68rem;
        line-height: 1.2;
    }
}

/* --- MOBILE E TABLET PICCOLI (fino a 900px) --- */
@media (max-width: 900px) {
    /* NASCONDE IL NAV DESKTOP */
    body > nav {
        display: none !important;
    }

    /* MOSTRA HAMBURGER BTN */
    .hamburger-btn {
        display: flex;
    }

    header {
        padding: 10px 15px;
    }

    .contact-info {
        display: none !important;
    }

    /* ESTRUSIONE MOBILE DRAWER */
    .mobile-menu-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        z-index: 9998;
        display: none;
    }

    .mobile-menu-overlay.active {
        display: block;
    }

    .mobile-menu-drawer {
        position: fixed;
        top: 0;
        right: -100%;
        width: 85%;
        max-width: 360px;
        height: 100%;
        background: var(--white);
        z-index: 9999;
        transition: right 0.3s ease;
        display: flex;
        flex-direction: column;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.2);
    }

    .mobile-menu-drawer.active {
        right: 0;
    }

    .mobile-menu-header {
        background: var(--primary);
        color: var(--white);
        padding: 15px 20px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-weight: 600;
        font-size: var(--fs-base);
    }

    .mobile-menu-close {
        background: none;
        border: none;
        color: var(--white);
        font-size: 1.8rem;
        cursor: pointer;
    }

    .mobile-menu-body {
        padding: 15px;
        overflow-y: auto;
        flex-grow: 1;
    }

    /* STILI PER IL NAV CLONATO NEL DRAWER MOBILE */
    .mobile-menu-body nav {
        display: block !important;
        background: transparent !important;
        box-shadow: none !important;
        padding: 0 !important;
        position: static !important;
    }

    .mobile-menu-body nav ul {
        display: flex !important;
        flex-direction: column !important;
        width: 100% !important;
        list-style: none !important;
    }

    .mobile-menu-body nav ul li {
        width: 100%;
    }

    .mobile-menu-body nav ul li a {
        display: flex !important;
        justify-content: space-between !important;
        align-items: center !important;
        padding: 12px 10px !important;
        border-bottom: 1px solid #eee !important;
        color: var(--text-dark) !important;
        font-size: clamp(0.85rem, 0.8rem + 0.3vw, 1rem) !important;
        font-weight: 500 !important;
        white-space: normal !important;
        background-color: transparent !important;
    }

    /* BLOCCA IL CAMBIO COLORE AL CLICK SULLE VOCI PADRE (COME SERVIZI) */
    .mobile-menu-body nav ul li a:hover,
    .mobile-menu-body nav ul li a:active,
    .mobile-menu-body nav ul li a:focus,
    .mobile-menu-body nav li.open > a {
        background-color: transparent !important;
        color: var(--text-dark) !important;
        outline: none !important;
    }

    /* SOTTO-MENU FISARMONICA MOBILE */
    .mobile-menu-body nav ul ul.dropdown-menu,
    .mobile-menu-body nav ul .flyout-menu {
        display: none !important;
        position: static !important;
        background: #f8f9fa !important;
        box-shadow: none !important;
        padding-left: 15px !important;
        min-width: 100% !important;
        columns: 1 !important;
    }

    .mobile-menu-body nav li.open > ul {
        display: block !important;
    }

    .mobile-menu-body nav ul ul li a {
        font-size: clamp(0.78rem, 0.75rem + 0.2vw, 0.9rem) !important;
        font-weight: 400 !important;
        color: var(--text-light) !important;
        padding: 10px 10px !important;
    }

    .mobile-menu-body nav ul ul li a:hover,
    .mobile-menu-body nav ul ul li a:active {
        background-color: rgba(0, 0, 0, 0.03) !important;
        color: var(--primary) !important;
    }

    .mobile-menu-body .btn-book {
        display: block !important;
        text-align: center !important;
        margin-top: 20px !important;
        background: var(--primary) !important;
        color: var(--white) !important;
        padding: 12px !important;
        border-radius: 5px !important;
    }

    /* NASCONDE LE FRECCETTE INLINE (fa-chevron-*) DENTRO I LINK, SOSTITUITE DAL QUADRATINO + */
    .mobile-menu-body nav ul li > a > .fas {
        display: none !important;
    }

    /* RIGA DEL MENU: LINK A SINISTRA + QUADRATINO + A DESTRA */
    .mobile-menu-body nav ul li {
        display: flex !important;
        flex-wrap: wrap !important;
        align-items: center !important;
        border-bottom: 1px solid #eee;
    }

    .mobile-menu-body nav ul ul li {
        border-bottom: 1px solid #eee;
    }

    .mobile-menu-body nav ul li > a {
        flex: 1 !important;
        border-bottom: none !important;
    }

    /* QUADRATINO "+" PER APRIRE/CHIUDERE LE CATEGORIE CON SOTTOSERVIZI */
    .submenu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 34px;
        height: 34px;
        min-width: 34px;
        margin: 0 10px 0 0;
        padding: 0;
        border: none;
        background: none;
        appearance: none;
        -webkit-appearance: none;
        box-shadow: none;
        color: var(--text-light);
        font-size: 0.95rem;
        line-height: 1;
        cursor: pointer;
        transition: color 0.2s ease, transform 0.3s ease;
    }

    .submenu-toggle:hover,
    .submenu-toggle:focus {
        color: var(--primary);
        outline: none;
    }

    .submenu-toggle:focus-visible {
        outline: 2px solid var(--primary);
        outline-offset: 2px;
    }

    /* QUANDO LA CATEGORIA È APERTA: IL "+" RUOTA E DIVENTA UNA "X" */
    li.open > .submenu-toggle {
        color: var(--primary);
        transform: rotate(45deg);
    }

    /* LE VOCI DI SOTTOMENU APERTE HANNO UN QUADRATINO PIÙ PICCOLO */
    .mobile-menu-body nav ul ul .submenu-toggle {
        width: 28px;
        height: 28px;
        min-width: 28px;
        font-size: 0.85rem;
    }
}

/* --- DISPLAY ULTRAPICCOLI (fino a 360px) --- */
@media (max-width: 360px) {
    .info-social {
        gap: 6px;
    }
}

@media (max-width: 900px) {
    /* Assicurati di nascondere il nav principale */
    nav:not(.mobile-menu-body nav) {
        display: none !important;
    }
}