/**
 * Messiah 2027 - Professional Navigation Styles
 * Enhanced dropdown menus and mobile navigation
 */

/* Enhanced Navigation Base */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(15px);
    border-bottom: 2px solid var(--divine-gold);
    transition: all var(--transition-base);
}

.nav-scrolled {
    background: rgba(10, 14, 39, 0.98);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.nav-hidden {
    transform: translateY(-100%);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    position: relative;
}

/* Logo Enhancement */
.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--divine-gold);
    text-decoration: none;
    letter-spacing: 0.1em;
    position: relative;
    transition: all var(--transition-base);
}

.logo:hover {
    text-shadow: 0 0 20px rgba(251, 191, 36, 0.6);
    transform: scale(1.05);
}

/* Navigation Menu */
.nav-menu {
    display: flex;
    gap: 1rem;
    list-style: none;
    margin: 0;
    padding: 0;
    align-items: center;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--soft-gray);
    text-decoration: none;
    font-weight: 600;
    padding: 0.75rem 1.25rem;
    border-radius: 0.375rem;
    transition: all var(--transition-base);
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link:hover,
.nav-link.active {
    color: var(--divine-gold);
    background: rgba(251, 191, 36, 0.1);
    transform: translateY(-1px);
}

/* Dropdown Styles */
.nav-dropdown {
    position: relative;
}

.dropdown-trigger {
    cursor: pointer;
}

.dropdown-arrow {
    transition: transform var(--transition-base);
    opacity: 0.7;
}

.dropdown-open .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(10, 14, 39, 0.98);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(251, 191, 36, 0.2);
    border-radius: 0.75rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    min-width: 280px;
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition-base);
    z-index: 1001;
}

.dropdown-open .dropdown-menu {
    max-height: 500px;
    border-color: rgba(251, 191, 36, 0.4);
}

.dropdown-menu li {
    list-style: none;
}

.dropdown-link {
    display: block;
    padding: 1rem 1.5rem;
    color: var(--soft-gray);
    text-decoration: none;
    transition: all var(--transition-base);
    border-bottom: 1px solid rgba(107, 70, 193, 0.1);
    text-transform: none;
    font-size: 0.95rem;
    letter-spacing: normal;
}

.dropdown-link:last-child {
    border-bottom: none;
}

.dropdown-link:hover {
    background: rgba(251, 191, 36, 0.1);
    color: var(--divine-gold);
    transform: translateX(5px);
}

.calc-title {
    display: block;
    font-weight: 600;
    color: var(--pure-white);
    margin-bottom: 0.25rem;
}

.calc-desc {
    display: block;
    font-size: 0.8rem;
    color: var(--soft-gray);
    font-weight: 400;
}

.dropdown-link:hover .calc-title {
    color: var(--divine-gold);
}

.dropdown-link:hover .calc-desc {
    color: var(--pure-white);
}

/* Mobile Toggle Button */
.mobile-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 48px;
    height: 48px;
    background: transparent;
    border: none;
    cursor: pointer;
    position: relative;
    z-index: 1002;
}

.hamburger-line {
    width: 24px;
    height: 2px;
    background: var(--divine-gold);
    margin: 3px 0;
    transition: all var(--transition-base);
    transform-origin: center;
}

.nav-mobile-open .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-mobile-open .hamburger-line:nth-child(2) {
    opacity: 0;
}

.nav-mobile-open .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Menu Overlay */
.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.nav-mobile-open .nav-overlay {
    opacity: 1;
    visibility: visible;
}

/* Skip Navigation for Accessibility */
.skip-navigation {
    position: absolute;
    top: -40px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--divine-gold);
    color: var(--midnight);
    padding: 0.5rem 1rem;
    text-decoration: none;
    border-radius: 0 0 0.5rem 0.5rem;
    font-weight: 600;
    transition: top var(--transition-base);
    z-index: 1003;
}

.skip-navigation:focus {
    top: 0;
}

/* Loading Animation */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--midnight) 0%, var(--deep-space) 100%);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease;
}

.loader-fade-out {
    opacity: 0;
}

.loader-content {
    text-align: center;
}

.prophecy-loader {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto 2rem;
}

.prophecy-ring {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 2px solid transparent;
    border-radius: 50%;
    animation: rotate 2s linear infinite;
}

.prophecy-ring:nth-child(1) {
    border-top: 2px solid var(--divine-gold);
    animation-duration: 2s;
}

.prophecy-ring:nth-child(2) {
    border-right: 2px solid var(--urgent-red);
    animation-duration: 3s;
    animation-direction: reverse;
}

.prophecy-ring:nth-child(3) {
    border-bottom: 2px solid var(--cosmic-purple);
    animation-duration: 1.5s;
}

.year-loader {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--divine-gold);
    text-shadow: 0 0 20px rgba(251, 191, 36, 0.5);
    animation: pulse 2s ease infinite;
}

.loader-text {
    color: var(--soft-gray);
    font-size: 1.1rem;
    margin: 0;
    animation: fadeInOut 2s ease infinite;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.1); }
}

@keyframes fadeInOut {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        max-width: 80vw;
        height: 100vh;
        background: rgba(10, 14, 39, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        gap: 0;
        padding: 6rem 0 2rem;
        transition: right var(--transition-base);
        overflow-y: auto;
        border-left: 2px solid rgba(251, 191, 36, 0.2);
    }

    .nav-mobile-open .nav-menu {
        right: 0;
    }

    .nav-item {
        width: 100%;
    }

    .nav-link {
        width: 100%;
        padding: 1rem 2rem;
        border-radius: 0;
        justify-content: space-between;
        font-size: 1rem;
        text-transform: none;
    }

    .nav-link:hover {
        background: rgba(251, 191, 36, 0.15);
        transform: none;
    }

    /* Mobile Dropdown Adjustments */
    .dropdown-menu {
        position: static;
        width: 100%;
        background: rgba(20, 24, 55, 0.8);
        border: none;
        border-radius: 0;
        box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.2);
    }

    .dropdown-link {
        padding: 0.75rem 3rem;
        font-size: 0.9rem;
    }

    .dropdown-link:hover {
        transform: none;
        background: rgba(251, 191, 36, 0.1);
    }

    /* Prevent body scroll when mobile menu is open */
    body.nav-mobile-open {
        overflow: hidden;
    }
}

@media (max-width: 480px) {
    .nav-menu {
        width: 280px;
        max-width: 85vw;
    }

    .prophecy-loader {
        width: 80px;
        height: 80px;
    }

    .year-loader {
        font-size: 1.2rem;
    }

    .loader-text {
        font-size: 1rem;
    }
}