/* =============================================
   NAVBAR — Desktop glass pill + Mobile overlay
   ============================================= */

/* ---- Desktop Navbar ---- */
.main-navbar {
    position: fixed;
    top: 28px;
    left: 50%;
    transform: translateX(-50%) translateY(-130%);
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: all 0.75s cubic-bezier(0.4, 0, 0.2, 1);
}

.main-navbar.navbar-visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
    animation: navbarSpawn 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes navbarSpawn {
    0% {
        opacity: 0;
        transform: translateX(-50%) translateY(-130%) scale(0.85);
        filter: blur(10px);
    }

    60% {
        opacity: 1;
        transform: translateX(-50%) translateY(6px) scale(1.02);
        filter: blur(2px);
    }

    100% {
        opacity: 1;
        transform: translateX(-50%) translateY(0) scale(1);
        filter: blur(0);
    }
}

.navbar-container {
    background: rgba(10, 15, 45, 0.55);
    backdrop-filter: blur(28px) saturate(180%);
    border: 1px solid rgba(100, 160, 255, 0.18);
    border-radius: 60px;
    padding: 0.7rem 2.25rem 0.7rem 4.75rem;
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.45),
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        0 0 50px rgba(100, 160, 255, 0.08);
    position: relative;
    overflow: hidden;
}

.navbar-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(100, 160, 255, 0.08) 0%, transparent 70%);
    animation: liquidGlow 9s ease-in-out infinite;
    pointer-events: none;
}

.navbar-container::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 60px;
    padding: 1px;
    background: linear-gradient(135deg, rgba(100, 160, 255, 0.3), rgba(100, 255, 180, 0.2), rgba(176, 100, 255, 0.25));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    opacity: 0.55;
    pointer-events: none;
}

@keyframes liquidGlow {

    0%,
    100% {
        transform: translate(-50%, -50%) scale(1) rotate(0deg);
        opacity: 0.5;
    }

    50% {
        transform: translate(-50%, -50%) scale(1.2) rotate(180deg);
        opacity: 0.9;
    }
}

.main-navbar.navbar-scrolled .navbar-container {
    background: rgba(5, 8, 28, 0.88);
}

.navbar-favicon {
    position: absolute;
    left: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    display: flex;
    align-items: center;
    animation: floatFavicon 3.5s ease-in-out infinite;
    transition: all 0.3s ease;
}

@keyframes floatFavicon {

    0%,
    100% {
        transform: translateY(-50%) translateY(0) rotate(0deg);
    }

    25% {
        transform: translateY(-50%) translateY(-7px) rotate(5deg);
    }

    50% {
        transform: translateY(-50%) translateY(-10px) rotate(0deg);
    }

    75% {
        transform: translateY(-50%) translateY(-7px) rotate(-5deg);
    }
}

.navbar-favicon-img {
    width: 42px;
    height: 42px;
    object-fit: contain;
    filter: drop-shadow(0 0 10px rgba(100, 160, 255, 0.6));
    animation: faviconGlow 2.5s ease-in-out infinite alternate;
}

@keyframes faviconGlow {
    0% {
        filter: drop-shadow(0 0 10px rgba(100, 160, 255, 0.6));
    }

    100% {
        filter: drop-shadow(0 0 20px rgba(100, 160, 255, 1)) drop-shadow(0 0 30px rgba(100, 255, 180, 0.5));
    }
}

.navbar-links {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    position: relative;
    z-index: 1;
}

.navbar-link {
    color: rgba(180, 210, 255, 0.85);
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 500;
    padding: 0.45rem 1rem;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar-link::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    background: rgba(100, 160, 255, 0.12);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.navbar-link:hover::before {
    opacity: 1;
}

.navbar-link:hover {
    color: var(--green, #64ffb4);
    transform: translateY(-1px);
    text-shadow: 0 0 10px rgba(100, 255, 180, 0.45);
}

/* ---- Mobile Toggle ---- */
.mobile-nav-toggle {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 1001;
    width: 48px;
    height: 48px;
    background: rgba(10, 15, 45, 0.5);
    backdrop-filter: blur(14px);
    border: 1px solid rgba(100, 160, 255, 0.25);
    border-radius: 12px;
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    opacity: 0;
    transform: scale(0.8) translateY(-15px);
    pointer-events: none;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.mobile-nav-toggle.toggle-visible {
    opacity: 1 !important;
    transform: scale(1) translateY(0) !important;
    pointer-events: auto !important;
}

.mobile-nav-toggle:hover {
    background: rgba(20, 30, 80, 0.65);
    border-color: rgba(100, 160, 255, 0.45);
    box-shadow: 0 6px 25px rgba(100, 160, 255, 0.25);
}

.mobile-nav-toggle.active {
    background: rgba(100, 160, 255, 0.2);
    border-color: rgba(100, 160, 255, 0.5);
}

.hamburger-line {
    width: 22px;
    height: 2px;
    background: linear-gradient(90deg, #64a0ff, #64ffb4);
    border-radius: 2px;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-nav-toggle.active .hamburger-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
    background: linear-gradient(90deg, #ff6b6b, #ff9a3c);
}

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

.mobile-nav-toggle.active .hamburger-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
    background: linear-gradient(90deg, #ff6b6b, #ff9a3c);
}

/* ---- Mobile Overlay Navbar ---- */
.mobile-navbar {
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(5, 5, 20, 0.9);
    backdrop-filter: blur(24px) saturate(150%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1.75rem;
    opacity: 0;
    transform: translateX(-100%);
    pointer-events: none;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.mobile-navbar::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 160vw;
    height: 160vh;
    background: radial-gradient(circle, rgba(100, 160, 255, 0.12), transparent 65%);
    animation: mobileGlow 7s ease-in-out infinite;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

@keyframes mobileGlow {

    0%,
    100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.4;
    }

    50% {
        transform: translate(-50%, -50%) scale(1.3);
        opacity: 0.7;
    }
}

.mobile-navbar.mobile-nav-open {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

.mobile-navbar-favicon {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 2;
    opacity: 0;
    transform: translateY(-20px);
}

.mobile-navbar.mobile-nav-open .mobile-navbar-favicon {
    animation: slideInDownFloat 0.6s ease 0.1s forwards, floatFaviconMobile 3.5s ease-in-out 0.7s infinite;
}

@keyframes slideInDownFloat {
    0% {
        opacity: 0;
        transform: translateY(-20px) scale(0.8);
    }

    70% {
        opacity: 1;
        transform: translateY(5px) scale(1.05);
    }

    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes floatFaviconMobile {

    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-12px) rotate(0deg);
    }
}

.mobile-navbar-favicon-img {
    width: 50px;
    height: 50px;
    object-fit: contain;
    filter: drop-shadow(0 0 12px rgba(100, 160, 255, 0.7));
    animation: faviconGlow 2.5s ease-in-out infinite alternate;
}

.mobile-navbar-content {
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.mobile-nav-link {
    color: rgba(160, 200, 255, 0.9);
    text-decoration: none;
    font-size: 1.25rem;
    font-weight: 600;
    padding: 0.9rem 2.5rem;
    border-radius: var(--radius-md, 20px);
    background: rgba(20, 30, 80, 0.35);
    border: 1px solid rgba(100, 160, 255, 0.2);
    backdrop-filter: blur(10px);
    min-width: 200px;
    text-align: center;
    opacity: 0;
    transform: translateY(18px);
    transition: all 0.3s ease;
}

.mobile-navbar.mobile-nav-open .mobile-nav-link:nth-child(1) {
    animation: slideInUp 0.45s ease 0.2s forwards;
}

.mobile-navbar.mobile-nav-open .mobile-nav-link:nth-child(2) {
    animation: slideInUp 0.45s ease 0.35s forwards;
}

@keyframes slideInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.mobile-nav-link:hover {
    color: var(--green, #64ffb4);
    border-color: rgba(100, 160, 255, 0.5);
    background: rgba(20, 30, 80, 0.55);
}

/* ---- Prevent scroll when open ---- */
body.mobile-nav-open,
html.mobile-nav-open {
    overflow: hidden !important;
    height: 100vh;
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
    .main-navbar {
        display: none;
    }

    .mobile-nav-toggle {
        display: flex !important;
    }

    .mobile-navbar {
        max-width: 100vw;
        max-height: 100vh;
    }

    .mobile-navbar-content {
        max-width: 90vw;
        width: 100%;
        padding: 0 1rem;
    }

    .mobile-nav-link {
        max-width: 100%;
        width: 100%;
    }
}