/* Mobile Menu Styles - Hidden on Desktop */

/* Hamburger Button */
.mobile-menu-toggle {
    align-items: center;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none; /* Hidden by default */
    flex-direction: column;
    gap: 5px;
    height: 40px;
    justify-content: center;
    padding: 0;
    position: relative;
    transition: all 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
    width: 40px;
    z-index: 1001;
}

.mobile-menu-toggle:hover {
    background: rgba(255, 255, 255, 1);
    transform: scale(1.1);
}

.hamburger-line {
    background-color: #030000;
    border-radius: 2px;
    display: block;
    height: 2px;
    transition: all 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
    width: 20px;
}

/* Hamburger Animation to X */
.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu Overlay - Hidden by default */
.mobile-menu-overlay {
    -webkit-backdrop-filter: blur(20px);
    align-items: center;
    backdrop-filter: blur(20px);
    background: rgba(223, 244, 252, 0.98);
    display: flex;
    height: 100vh;
    height: 100dvh;
    justify-content: center;
    left: 0;
    opacity: 0;
    overflow-x: hidden;
    overflow-y: auto;
    pointer-events: none;
    position: fixed;
    right: 0;
    top: 0;
    transition: opacity 0.4s cubic-bezier(0.645, 0.045, 0.355, 1);
    width: 100%;
    z-index: 1000;
}

.mobile-menu-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

/* Mobile Menu Close Button */
.mobile-menu-close {
    align-items: center;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    height: 40px;
    justify-content: center;
    opacity: 0;
    padding: 0;
    position: fixed;
    right: 10px;
    top: 20px;
    transform: scale(0.8) rotate(-90deg);
    transition: all 0.4s cubic-bezier(0.645, 0.045, 0.355, 1) 0.2s;
    width: 40px;
    z-index: 1001;
}

.mobile-menu-overlay.active .mobile-menu-close {
    opacity: 1;
    transform: scale(1) rotate(0deg);
}

.mobile-menu-close:hover {
    background: rgba(255, 255, 255, 1);
    transform: scale(1.1) rotate(90deg);
}

.close-line {
    background-color: #030000;
    border-radius: 2px;
    height: 2px;
    position: absolute;
    transition: all 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
    width: 20px;
}

.close-line:nth-child(1) {
    transform: rotate(45deg);
}

.close-line:nth-child(2) {
    transform: rotate(-45deg);
}

/* Mobile Menu Content */
.mobile-menu-content {
    align-items: center;
    display: flex;
    flex-direction: column;
    gap: 60px;
    justify-content: center;
    min-height: 100vh;
    min-height: 100dvh;
    padding: 100px 30px 40px;
    text-align: center;
    transform: translateY(30px);
    transition: transform 0.4s cubic-bezier(0.645, 0.045, 0.355, 1) 0.1s;
    width: 100%;
}

.mobile-menu-overlay.active .mobile-menu-content {
    transform: translateY(0);
}

/* Mobile Menu Header */
.mobile-menu-header {
    margin-bottom: -20px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s cubic-bezier(0.645, 0.045, 0.355, 1) 0.15s;
}

.mobile-menu-overlay.active .mobile-menu-header {
    opacity: 1;
    transform: translateY(0);
}

.mobile-logo img {
    height: auto;
    width: 140px;
}

/* Mobile Navigation */
.mobile-nav {
    width: 100%;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.mobile-nav-links li {
    list-style: none;
    margin: 0;
    opacity: 0;
    padding: 0;
    transform: translateY(20px);
    transition: all 0.4s cubic-bezier(0.645, 0.045, 0.355, 1);
}

/* Stagger animation for menu items */
.mobile-menu-overlay.active .mobile-nav-links li:nth-child(1) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.2s;
}

.mobile-menu-overlay.active .mobile-nav-links li:nth-child(2) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.25s;
}

.mobile-menu-overlay.active .mobile-nav-links li:nth-child(3) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.3s;
}

.mobile-menu-overlay.active .mobile-nav-links li:nth-child(4) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.35s;
}

.mobile-menu-overlay.active .mobile-nav-links li:nth-child(5) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.4s;
}

.mobile-menu-overlay.active .mobile-nav-links li:nth-child(6) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.45s;
}

.mobile-menu-overlay.active .mobile-nav-links li:nth-child(7) {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.5s;
}

.mobile-nav-links a {
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background: linear-gradient(90deg, #030000 0%, #030000 30%, #074a75 70%, #074a75 100%);
    background-clip: text;
    background-position: 0% 50%;
    background-size: 200% 100%;
    color: #030000;
    display: block;
    font-size: 2.75rem;
    font-weight: 400;
    line-height: 1.2;
    padding: 12px 20px;
    text-decoration: none;
    transition: all 0.6s ease;
}

.mobile-nav-links a:hover,
.mobile-nav-links a:focus {
    background-position: 100% 50%;
}

/* Mobile Menu Footer */
.mobile-menu-footer {
    margin-top: -20px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s cubic-bezier(0.645, 0.045, 0.355, 1) 0.55s;
}

.mobile-menu-overlay.active .mobile-menu-footer {
    opacity: 1;
    transform: translateY(0);
}

.mobile-menu-footer .btn {
    font-size: 1.125rem;
    padding: 12px 40px 14px 40px;
}

@media all and (max-width : 1200px) {

}

/* Webkit-specific font fixes - clamp() with vw units issue */
@supports (-webkit-appearance: none) {
    :root {
        --font-size-xs: 0.75rem;
        --font-size-sm: 0.875rem;
        --font-size-base: 1.12rem;
        --font-size-lg: 1.125rem;
        --font-size-xl: 1.25rem;
        --font-size-2xl: 1.5rem;
        --font-size-3xl: 1.875rem;
        --font-size-4xl: 2.25rem;
        --font-size-5xl: 4.25rem;
    }
    
    .column-card h3 {
        font-size: 2.25rem;
        line-height: 2.625rem;
    }
}

/* Mobile-specific styles */
@media (max-width: 768px) {
    /* Prevent horizontal overflow on mobile */
    html, body {
        max-width: 100%;
        overflow-x: clip;
    }
    
    /* Constrain model-viewer elements to prevent overflow before they load */
    model-viewer {
        max-width: 100% !important;
        overflow: hidden !important;
    }
    
    /* Hide footer bracelet on mobile to prevent overflow */
    .bracelet-3d {
        display: none !important;
    }
    
    .bracelet-3d model-viewer {
        display: none !important;
        max-width: 0 !important;
        width: 0 !important;
    }
    
    /* Hide desktop donate button on mobile */
    .header-container > .btn {
        display: none;
    }
    
    /* Show and position mobile menu toggle in upper right */
    .mobile-menu-toggle {
        display: flex;
        margin-top: 0;
        position: fixed;
        right: 10px;
        top: 20px;
        z-index: 1001;
    }
}