/* ===============================================
   HAMBURGER MENU - Mobile & Tablet Navigation
   Responsive menu per header VREYA
   =============================================== */

/* ===============================================
   VARIABILI
   =============================================== */
:root {
    --hamburger-menu-timing: 300ms;
    --hamburger-overlay-bg: rgba(0, 0, 0, 0.5);
}

/* ===============================================
   HAMBURGER ICON - Sempre nascosto su desktop
   =============================================== */
.hamburger-button {
    display: none;
    position: relative;
    width: 44px;
    height: 44px;
    padding: 10px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1002;
    margin-left: 8px;
    transition: transform 0.2s ease;
}

.hamburger-button:hover {
    transform: scale(1.1);
}

.hamburger-button:active {
    transform: scale(0.95);
}

/* Icona tre linee */
.hamburger-icon {
    position: relative;
    width: 24px;
    height: 18px;
    display: block;
}

.hamburger-icon span {
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-primary, #2d5a3d);
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hamburger-icon span:nth-child(1) {
    top: 0;
}

.hamburger-icon span:nth-child(2) {
    top: 8px;
}

.hamburger-icon span:nth-child(3) {
    top: 16px;
}

/* Animazione morph to X quando menu aperto */
.hamburger-button.active .hamburger-icon span:nth-child(1) {
    top: 8px;
    transform: rotate(45deg);
}

.hamburger-button.active .hamburger-icon span:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}

.hamburger-button.active .hamburger-icon span:nth-child(3) {
    top: 8px;
    transform: rotate(-45deg);
}

/* ===============================================
   OVERLAY - Sfondo scuro dietro menu
   =============================================== */
.hamburger-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--hamburger-overlay-bg);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--hamburger-menu-timing) ease,
                visibility var(--hamburger-menu-timing) ease;
    z-index: 1000;
}

.hamburger-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ===============================================
   MENU CONTAINER - Slide-in da SINISTRA (standard UX)
   =============================================== */
.hamburger-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 320px;
    max-width: 85vw;
    height: 100%;
    background: white;
    box-shadow: 2px 0 8px rgba(0, 0, 0, 0.1);
    transform: translateX(-100%);
    transition: transform var(--hamburger-menu-timing) cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1001;
    overflow-y: auto;
    overflow-x: hidden;
    will-change: transform;
}

.hamburger-menu.active {
    transform: translateX(0);
}

/* Tablet: larghezza fissa ma sempre con max-width sicuro */
@media (min-width: 640px) {
    .hamburger-menu {
        width: 400px;
        max-width: 85vw;
    }
}

/* ===============================================
   MENU HEADER - Logo + Close button
   =============================================== */
.hamburger-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border, #e2e8f0);
    background: var(--color-gray-light, #f1f5f9);
}

.hamburger-menu-logo {
    display: flex;
    align-items: center;
}

.hamburger-menu-logo-icon {
    width: 80px;
    height: 51px;
}

.hamburger-menu-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.hamburger-close-button {
    width: 40px;
    height: 40px;
    padding: 8px;
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background 0.2s ease;
}

.hamburger-close-button:hover {
    background: rgba(0, 0, 0, 0.05);
}

.hamburger-close-button svg {
    width: 24px;
    height: 24px;
    color: var(--color-text, #1a1a1a);
}

/* ===============================================
   MENU NAVIGATION - Links principali
   =============================================== */
.hamburger-menu-nav {
    padding: 16px 0;
}

.hamburger-nav-link {
    display: flex;
    align-items: center;
    padding: 14px 24px;
    color: var(--color-text, #1a1a1a);
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
    min-height: 48px;
}

.hamburger-nav-link:hover {
    background: rgba(45, 90, 61, 0.08);
    border-left-color: var(--color-light, #52a373);
}

.hamburger-nav-link.active {
    background: rgba(45, 90, 61, 0.12);
    border-left-color: var(--color-primary, #2d5a3d);
    color: var(--color-primary, #2d5a3d);
    font-weight: 600;
}

/* Stagger animation al caricamento */
.hamburger-menu.active .hamburger-nav-link {
    animation: slideInLeft 0.3s ease forwards;
    opacity: 0;
}

.hamburger-menu.active .hamburger-nav-link:nth-child(1) { animation-delay: 0ms; }
.hamburger-menu.active .hamburger-nav-link:nth-child(2) { animation-delay: 50ms; }
.hamburger-menu.active .hamburger-nav-link:nth-child(3) { animation-delay: 100ms; }
.hamburger-menu.active .hamburger-nav-link:nth-child(4) { animation-delay: 150ms; }
.hamburger-menu.active .hamburger-nav-link:nth-child(5) { animation-delay: 200ms; }
.hamburger-menu.active .hamburger-nav-link:nth-child(6) { animation-delay: 250ms; }

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ===============================================
   DIVIDER - Separatore visivo
   =============================================== */
.hamburger-menu-divider {
    height: 1px;
    background: var(--color-border, #e2e8f0);
    margin: 8px 24px;
}

/* ===============================================
   SEARCH CONTAINER - Inside menu
   =============================================== */
.hamburger-search-container {
    padding: 16px 24px;
}

.hamburger-search-wrapper {
    display: flex;
    align-items: center;
    border: 1px solid var(--color-light, #52a373);
    border-radius: 8px;
    background: white;
    padding: 10px 12px;
    transition: box-shadow 0.3s ease;
}

.hamburger-search-wrapper:focus-within {
    box-shadow: 0 0 0 2px rgba(45, 90, 61, 0.15);
    border-color: var(--color-primary, #2d5a3d);
}

.hamburger-search-icon {
    color: var(--color-secondary, #64748b);
    margin-right: 8px;
    flex-shrink: 0;
}

.hamburger-search-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 14px;
    font-family: inherit;
    color: var(--color-text, #1a1a1a);
}

.hamburger-search-input::placeholder {
    color: var(--color-secondary, #64748b);
}

/* ===============================================
   LANGUAGE SELECTOR - Inside menu
   =============================================== */
.hamburger-language-container {
    padding: 16px 24px;
}

.hamburger-language-selector {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border: 1px solid var(--color-border, #e2e8f0);
    border-radius: 8px;
    background: var(--color-gray-light, #f1f5f9);
    transition: all 0.3s ease;
}

.hamburger-language-selector:hover {
    background: rgba(45, 90, 61, 0.1);
    border-color: var(--color-primary, #2d5a3d);
}

.hamburger-language-icon {
    color: var(--color-primary, #2d5a3d);
    flex-shrink: 0;
}

.hamburger-language-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text, #1a1a1a);
}

.hamburger-language-dropdown {
    flex: 1;
    background: transparent;
    border: none;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text, #1a1a1a);
    cursor: pointer;
    outline: none;
    text-transform: uppercase;
    font-family: inherit;
    text-align: right;
}

/* ===============================================
   RESPONSIVE - Mostra hamburger solo su mobile/tablet
   =============================================== */

/* Mobile small */
@media (max-width: 640px) {
    .hamburger-button {
        display: block;
    }

    /* Nascondi elementi che vanno nel menu */
    .main-nav {
        display: none !important;
    }

    .podcast-header-section {
        display: none !important;
    }

    .header-right .search-container {
        display: none !important;
    }

    .header-right .language-selector {
        display: none !important;
    }
}

/* Mobile large e Tablet portrait */
@media (min-width: 641px) and (max-width: 1024px) {
    .hamburger-button {
        display: block;
    }

    /* Nascondi elementi che vanno nel menu */
    .main-nav {
        display: none !important;
    }

    .podcast-header-section {
        display: none !important;
    }

    /* Su tablet, search può restare fuori oppure no - decidere */
    .header-right .search-container {
        display: none !important;
    }

    .header-right .language-selector {
        display: none !important;
    }
}

/* Tablet landscape e Desktop piccolo - opzionale hamburger */
@media (min-width: 1025px) and (max-width: 1199px) {
    /* Opzionale: attivare hamburger anche qui se il menu è troppo stretto */
    /* .hamburger-button { display: block; } */
}

/* Desktop normale - hamburger sempre nascosto */
@media (min-width: 1200px) {
    .hamburger-button {
        display: none !important;
    }

    .hamburger-menu,
    .hamburger-overlay {
        display: none !important;
    }
}

/* ===============================================
   ACCESSIBILITY - Prefers reduced motion
   =============================================== */
@media (prefers-reduced-motion: reduce) {
    .hamburger-button,
    .hamburger-icon span,
    .hamburger-overlay,
    .hamburger-menu,
    .hamburger-nav-link {
        transition: none !important;
        animation: none !important;
    }
}

/* ===============================================
   FOCUS VISIBLE - Accessibilità keyboard
   =============================================== */
.hamburger-button:focus-visible,
.hamburger-close-button:focus-visible,
.hamburger-nav-link:focus-visible {
    outline: 2px solid var(--color-primary, #2d5a3d);
    outline-offset: 2px;
}

/* ===============================================
   PREVENT SCROLL - Quando menu aperto
   FIX overflow orizzontale globale
   =============================================== */
body.hamburger-menu-open {
    overflow: hidden;
}

/* FIX CRITICO: Previeni scroll orizzontale in TUTTI i casi */
body, html {
    overflow-x: hidden;
    width: 100%;
    position: relative;
}