/* ========================================
   Navbar Styles - Modern Dark Theme
   ======================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 clamp(1.5rem, 4vw, 3rem);
    height: 80px;
    background: rgba(10, 13, 20, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    transition: all var(--transition-smooth);
}

.navbar.scrolled {
    height: 70px;
    background: rgba(10, 13, 20, 0.95);
    box-shadow: var(--shadow-md);
}

/* Hidden state for homepage - only hides background, not menu */
.navbar.navbar--hidden {
    background: transparent !important;
    border-bottom-color: transparent !important;
    box-shadow: none !important;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

/* Wenn Mobile-Menü offen ist, zeige Navbar-Hintergrund */
.navbar.navbar--hidden.menu-open {
    background: rgba(10, 13, 20, 0.95) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

/* Logo */
.navbar-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    opacity: 0;
    transform: translateX(-20px);
    transition: opacity var(--transition-smooth), transform var(--transition-smooth);
    text-decoration: none;
    cursor: pointer;
}

/* Hover-Effekt NUR wenn Logo bereits sichtbar ist */
.navbar-logo.visible:hover img {
    filter: brightness(1.2);
    transition: filter 0.3s ease;
}

.navbar-logo.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Logo anzeigen wenn Mobile-Menü offen */
.navbar.menu-open .navbar-logo {
    opacity: 1 !important;
    transform: translateX(0) !important;
}

.navbar-logo img {
    height: 42px;
    width: auto;
    filter: brightness(1.1);
}

.navbar-logo-text {
    color: var(--color-text-primary);
    font-size: 1.35rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    white-space: nowrap;
}

/* Navigation Menu */
.navbar-menu {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.navbar-menu li {
    position: relative;
}

.navbar-menu a {
    display: block;
    padding: 0.625rem 1.25rem;
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    text-decoration: none;
    border-radius: 8px;
    transition: all var(--transition-fast);
    position: relative;
}

.navbar-menu a::before {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--color-accent-gradient);
    transform: translateX(-50%);
    transition: width var(--transition-fast);
    border-radius: 2px;
}

.navbar-menu a:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-card);
}

/* Transparenter Hover über dem Hero Video */
.navbar.navbar--hidden .navbar-menu a:hover {
    background: transparent;
}

.navbar-menu a:hover::before {
    width: calc(100% - 2rem);
}

.navbar-menu a.active {
    color: var(--color-text-primary);
}

.navbar-menu a.active::before {
    width: calc(100% - 2rem);
}

/* Mobile Menu Button */
.navbar-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
}

.navbar-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

.navbar-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.navbar-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.navbar-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Video Overlay Text */
.video-overlay-text {
    margin-top: -0.5rem;
    color: var(--color-text-primary);
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 500;
    letter-spacing: 0.08em;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    text-align: left;
}

/* Responsive - Mobile Menu */
@media screen and (max-width: 900px) {
    .navbar {
        padding: 0 1.5rem;
    }

    .navbar-toggle {
        display: flex;
        z-index: 1001;
        min-width: 48px;
        min-height: 48px;
    }

    /* Mobile Menu - geschlossen */
    .navbar-menu {
        position: fixed !important;
        top: 80px !important;
        left: 0 !important;
        right: 0 !important;
        height: auto !important;
        max-height: calc(100vh - 80px) !important;
        z-index: 999 !important;

        display: block !important;

        background: rgba(10, 13, 20, 0.85) !important;
        backdrop-filter: blur(20px) !important;
        -webkit-backdrop-filter: blur(20px) !important;
        padding: 20px !important;

        opacity: 0;
        visibility: hidden;
        pointer-events: none;
    }

    /* Mobile Menu - geöffnet */
    .navbar-menu.active {
        opacity: 1 !important;
        visibility: visible !important;
        pointer-events: auto !important;
    }

    /* Menu Items Container */
    .navbar-menu li {
        display: block !important;
        width: 100% !important;
        margin-bottom: 10px !important;
    }

    /* Menu Links */
    .navbar-menu li a {
        display: block !important;
        width: 100% !important;
        padding: 16px 20px !important;
        font-size: 18px !important;
        text-align: center !important;
        color: rgba(255, 255, 255, 0.85) !important;
        background: transparent !important;
        border: none !important;
        text-decoration: none !important;
        transition: color 0.2s ease !important;
    }

    .navbar-menu li a:hover,
    .navbar-menu li a:active {
        color: #0aadbf !important;
    }

    /* Verstecke den Underline-Effekt */
    .navbar-menu a::before {
        display: none !important;
    }
}

@media screen and (max-width: 600px) {
    .navbar {
        height: 65px;
        padding: 0 1rem;
    }

    .navbar-logo img {
        height: 32px;
    }

    .navbar-logo-text {
        font-size: 0.95rem;
    }

    .navbar-menu {
        top: 65px !important;
        max-height: calc(100vh - 65px) !important;
        padding: 15px !important;
    }

    .navbar-menu li a {
        padding: 14px 18px !important;
        font-size: 16px !important;
    }

    .video-overlay-text {
        font-size: clamp(1.25rem, 6vw, 2rem);
    }
}

/* Extra kleine Bildschirme */
@media (max-width: 380px) {
    .navbar-logo-text {
        display: none;
    }

    .navbar-logo img {
        height: 36px;
    }
}