/**
 * TipArena — nav & menu micro-interactions (farby nechávame — len existujúce tokeny)
 */

/* --- Top bar: jemný svetelný sweep --- */
.top-nav {
    position: sticky;
    overflow: visible;
}
.top-nav::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(0, 240, 255, 0.15) 25%,
        rgba(0, 240, 255, 0.85) 50%,
        rgba(0, 255, 170, 0.5) 75%,
        transparent 100%
    );
    background-size: 220% 100%;
    animation: navFxLineSweep 5s linear infinite;
    pointer-events: none;
    opacity: 0.75;
}
@keyframes navFxLineSweep {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.nav-brand strong {
    background-size: 220% auto;
    animation: navFxBrandShimmer 7s ease-in-out infinite;
}
@keyframes navFxBrandShimmer {
    0%, 100% { background-position: 0% center; }
    50% { background-position: 100% center; }
}

/* --- Horizontálne / mobilné menu odkazy --- */
.nav-sub-links .sub-link,
.nav-sub-links > a {
    position: relative;
    overflow: hidden;
    transition:
        color 0.22s ease,
        background 0.22s ease,
        transform 0.2s cubic-bezier(0.34, 1.4, 0.64, 1),
        box-shadow 0.22s ease,
        border-color 0.22s ease;
}
.nav-sub-links .sub-link::before,
.nav-sub-links > a::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--nav-ripple-x, 50%) var(--nav-ripple-y, 50%), rgba(0, 240, 255, 0.22), transparent 55%);
    opacity: 0;
    transition: opacity 0.35s ease;
    pointer-events: none;
}
.nav-sub-links .sub-link.nav-ripple::before,
.nav-sub-links > a.nav-ripple::before {
    opacity: 1;
    transition: opacity 0.55s ease;
}
.nav-sub-links .sub-link::after,
.nav-sub-links > a::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 3px;
    width: 0;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-neon));
    transform: translateX(-50%);
    transition: width 0.32s cubic-bezier(0.34, 1.45, 0.64, 1);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.45);
    pointer-events: none;
}
.nav-sub-links .sub-link:hover,
.nav-sub-links > a:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.18);
}
.nav-sub-links .sub-link:hover::after,
.nav-sub-links .sub-link.active::after,
.nav-sub-links > a:hover::after,
.nav-sub-links > a.active::after {
    width: calc(100% - 14px);
}
.nav-sub-links .sub-link.active,
.nav-sub-links > a.active {
    box-shadow: inset 0 0 0 1px rgba(0, 240, 255, 0.18), 0 0 18px rgba(0, 240, 255, 0.08);
}

/* Mobilné menu — stagger pri otvorení */
@keyframes navFxMenuItemIn {
    from {
        opacity: 0;
        transform: translateY(10px) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}
.nav-sub-links.mobile-menu-open .sub-link,
.nav-sub-links.mobile-menu-open > a {
    animation: navFxMenuItemIn 0.38s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.nav-sub-links.mobile-menu-open .sub-link:nth-child(1),
.nav-sub-links.mobile-menu-open > a:nth-child(1) { animation-delay: 0.02s; }
.nav-sub-links.mobile-menu-open .sub-link:nth-child(2),
.nav-sub-links.mobile-menu-open > a:nth-child(2) { animation-delay: 0.05s; }
.nav-sub-links.mobile-menu-open .sub-link:nth-child(3),
.nav-sub-links.mobile-menu-open > a:nth-child(3) { animation-delay: 0.08s; }
.nav-sub-links.mobile-menu-open .sub-link:nth-child(4),
.nav-sub-links.mobile-menu-open > a:nth-child(4) { animation-delay: 0.11s; }
.nav-sub-links.mobile-menu-open .sub-link:nth-child(5),
.nav-sub-links.mobile-menu-open > a:nth-child(5) { animation-delay: 0.14s; }
.nav-sub-links.mobile-menu-open .sub-link:nth-child(6),
.nav-sub-links.mobile-menu-open > a:nth-child(6) { animation-delay: 0.17s; }
.nav-sub-links.mobile-menu-open .sub-link:nth-child(7),
.nav-sub-links.mobile-menu-open > a:nth-child(7) { animation-delay: 0.20s; }
.nav-sub-links.mobile-menu-open .sub-link:nth-child(8),
.nav-sub-links.mobile-menu-open > a:nth-child(8) { animation-delay: 0.23s; }
.nav-sub-links.mobile-menu-open .sub-link:nth-child(n+9),
.nav-sub-links.mobile-menu-open > a:nth-child(n+9) { animation-delay: 0.26s; }

/* Hamburger toggle pulse */
.mobile-menu-toggle {
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.mobile-menu-toggle.is-open {
    background: rgba(0, 240, 255, 0.12);
    box-shadow: 0 0 0 1px rgba(0, 240, 255, 0.25), 0 0 16px rgba(0, 240, 255, 0.15);
    transform: scale(1.04);
}

/* Layout / theme tlačidlá */
.layout-btn,
.notif-center-btn {
    transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.layout-btn:active,
.notif-center-btn:active {
    transform: scale(0.94);
}
.layout-btn.active {
    box-shadow: 0 0 0 1px rgba(0, 240, 255, 0.35), 0 0 12px rgba(0, 240, 255, 0.12);
}

/* Badge pulse */
.nav-badge,
.live-nav-badge {
    animation: navFxBadgePulse 2.2s ease-in-out infinite;
}
@keyframes navFxBadgePulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(0, 240, 255, 0.35); }
    50% { transform: scale(1.06); box-shadow: 0 0 10px rgba(0, 240, 255, 0.35); }
}

/* Notifikácie panel */
.notif-center-panel {
    transform-origin: top right;
    transition: opacity 0.22s ease, transform 0.28s cubic-bezier(0.34, 1.3, 0.64, 1);
    opacity: 0;
    transform: translateY(-6px) scale(0.97);
    pointer-events: none;
}
.notif-center-panel.open {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

/* --- Spodná mobilná navigácia --- */
.mobile-bottom-nav {
    position: fixed;
}
.mbn-glow-bar {
    position: absolute;
    bottom: calc(4px + env(safe-area-inset-bottom, 0px));
    left: 0;
    height: 3px;
    width: 48px;
    border-radius: 3px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-neon));
    box-shadow: 0 0 12px rgba(0, 240, 255, 0.55), 0 0 4px rgba(0, 255, 170, 0.35);
    transition: left 0.38s cubic-bezier(0.34, 1.45, 0.64, 1), width 0.32s ease;
    pointer-events: none;
    z-index: 0;
}
.mobile-bottom-nav a {
    z-index: 1;
    transition: color 0.22s ease, transform 0.22s cubic-bezier(0.34, 1.4, 0.64, 1);
}
.mobile-bottom-nav a .mbn-icon {
    display: inline-block;
    transition: transform 0.28s cubic-bezier(0.34, 1.5, 0.64, 1);
}
.mobile-bottom-nav a.active .mbn-icon {
    animation: navFxIconPop 0.45s cubic-bezier(0.34, 1.5, 0.64, 1);
    filter: drop-shadow(0 0 6px rgba(0, 240, 255, 0.45));
}
.mobile-bottom-nav a.nav-tap .mbn-icon {
    transform: scale(1.18);
}
@keyframes navFxIconPop {
    0% { transform: scale(0.85); }
    55% { transform: scale(1.15); }
    100% { transform: scale(1); }
}

/* Prechod medzi view */
.main-content.nav-view-enter {
    animation: navFxViewEnter 0.42s cubic-bezier(0.22, 1, 0.36, 1) both;
}
@keyframes navFxViewEnter {
    from {
        opacity: 0;
        transform: translateY(12px);
        filter: blur(2px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }
}

/* Competition switcher jemný glow pri focus */
.switcher-select:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(0, 240, 255, 0.25), 0 0 16px rgba(0, 240, 255, 0.12);
}

@media (prefers-reduced-motion: reduce) {
    .top-nav::after,
    .nav-brand strong,
    .nav-badge,
    .live-nav-badge,
    .mobile-bottom-nav a.active .mbn-icon,
    .nav-sub-links.mobile-menu-open .sub-link,
    .nav-sub-links.mobile-menu-open > a,
    .main-content.nav-view-enter {
        animation: none !important;
    }
    .mbn-glow-bar,
    .notif-center-panel,
    .nav-sub-links .sub-link,
    .nav-sub-links > a,
    .mobile-bottom-nav a {
        transition: none !important;
    }
    .main-content.nav-view-enter {
        opacity: 1;
        transform: none;
        filter: none;
    }
}