/* ======================================================
   NAV MODULE - Common Navigation Styles
   公用导航模块
   ====================================================== */

*, *::before, *::after {
    box-sizing: border-box;
}

/* Navigation Toggle Button */
.top-nav-toggle, .lang-btn {
    z-index: 10001 !important;
    font-size: 13px !important;
    cursor: pointer;
    background-color: rgba(255, 255, 255, 0.2) !important;
    padding: 8px 18px !important;
    border-radius: 30px !important;
    border: 1px solid rgba(255, 255, 255, 0.3) !important;
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    gap: 6px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
    min-width: 98px !important;
    width: 98px !important;
    height: 38px !important;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    color: rgba(0, 0, 0, 0.7) !important;
    flex-direction: row !important;
    white-space: nowrap !important;
    line-height: 1 !important;
    overflow: hidden;
}

/* Home Page Theme Override */
.home-page .top-nav-toggle,
.home-page .lang-btn {
    background-color: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #FFFFFF;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.home-page .top-nav-toggle:hover,
.home-page .lang-btn:hover {
    background-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 6px 16px rgba(0,0,0,0.3);
    border-color: rgba(255, 255, 255, 0.4);
    color: #FFFFFF;
}

/* Fixed Positioning */
.top-nav-toggle {
    position: fixed !important;
    top: 19px !important;
    left: 16px !important;
    margin: 0 !important;
}

.language-switcher {
    position: fixed !important;
    top: 19px !important;
    right: 16px !important;
    z-index: 10001 !important;
    margin: 0 !important;
    width: auto !important;
    height: auto !important;
    transform: none !important;
}

/* Put nav controls inside restaurant banner */
body.fado-theme .top-nav-toggle,
body.catalpa-theme .top-nav-toggle {
    position: absolute !important;
    top: 12px !important;
    left: 12px !important;
    z-index: 1000 !important;
    margin: 0 !important;
}

body.fado-theme .language-switcher,
body.catalpa-theme .language-switcher {
    position: absolute !important;
    top: 12px !important;
    right: 12px !important;
    z-index: 1000 !important;
    margin: 0 !important;
    width: auto !important;
    height: auto !important;
    transform: none !important;
    background-color: transparent !important;
    border: none !important;
    padding: 0 !important;
    border-radius: 0 !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0 !important;
}
    justify-content: center !important;
    gap: 6px !important;
}

body.fado-theme .side-nav,
body.catalpa-theme .side-nav {
    top: 64px !important;
    left: 12px !important;
    transform: none !important;
    right: auto !important;
    width: auto !important;
    max-width: calc(100% - 24px) !important;
}

/* Desktop: Adjust for wider screens */
@media (min-width: 769px) {
    body.fado-theme .side-nav,
    body.catalpa-theme .side-nav {
        left: calc(50vw - 228px) !important;
        max-width: 456px !important;
    }
}

.lang-btn {
    position: relative !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    bottom: auto !important;
    margin: 0 !important;
}

/* Compact Mode on Scroll */
body.scrolled .top-nav-toggle,
body.scrolled .lang-btn {
    min-width: 40px !important;
    width: 40px !important;
    height: 40px !important;
    padding: 0 !important;
    border-radius: 50% !important;
    background-color: rgba(255, 255, 255, 0.95) !important;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    border: 1px solid rgba(0,0,0,0.05) !important;
}

body.scrolled .top-nav-toggle span,
body.scrolled .lang-btn span {
    display: none !important;
}

body.scrolled .top-nav-toggle i,
body.scrolled .lang-btn i {
    font-size: 1.1rem;
    margin: 0 !important;
    color: #5C5246 !important;
    opacity: 1 !important;
}

body.scrolled .top-nav-toggle {
    top: 15px !important;
    left: 15px !important;
}

body.scrolled .language-switcher {
    top: 15px !important;
    right: 15px !important;
}

/* Hover Effects */
.top-nav-toggle:hover, .lang-btn:hover {
    background-color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0,0,0,0.08);
    border-color: transparent;
}

.top-nav-toggle i, .lang-btn i {
    font-size: 1.1rem;
    opacity: 0.8;
}

.top-nav-toggle span, .lang-btn span {
    font-weight: 500;
    letter-spacing: 0.5px;
}

/* Dropdown Menu */
.side-nav {
    position: fixed;
    top: 70px;
    left: 12px;
    width: auto;
    min-width: 180px;
    max-width: calc(100% - 24px);
    height: auto;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    z-index: 10000;
    padding: 10px;
    display: none;
    flex-direction: column;
    border: 1px solid rgba(255, 255, 255, 0.8);
    animation: slideDown 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
}

/* Desktop: Center align for wider screens */
@media (min-width: 769px) {
    .side-nav {
        left: calc(50vw - 228px);
        max-width: 456px;
    }
}

.side-nav.active {
    display: flex;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Nav List */
.nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
    width: 100%;
}

.nav-list li {
    border-bottom: 1px solid #f5f5f5;
}

.nav-list li:last-child {
    border-bottom: none;
}

.nav-list li a {
    display: block;
    padding: 12px 15px;
    color: #666;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 400;
    letter-spacing: 0.5px;
    transition: all 0.2s ease;
    text-align: left;
    border-radius: 8px;
}

.nav-list li a:hover,
.nav-list li a:active {
    background-color: #F7F9F8;
    color: var(--primary-color);
    padding-left: 20px;
}

.nav-overlay {
    display: none !important;
}

.top-nav-toggle.active {
    background-color: #fff;
    border-color: var(--primary-color);
}