/* ==========================================================================
   HEADER - Smart Scroll Behavior
   ========================================================================== */

/* ==================== HEADER BASE ==================== */

.sbs-site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: var(--bg-dark-95);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--cyan-15);
    box-shadow: var(--shadow-md);
    transition: background var(--transition-smooth),
        border-bottom var(--transition-smooth),
        box-shadow var(--transition-smooth),
        transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Header bleibt immer sichtbar - keine Scroll-Transformation */

/* Platzhalter für fixed header */
.header-spacer {
    height: 80px;
}

/* ==================== HEADER INNER ==================== */

.sbs-header-inner {
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0.85rem 1.75rem;
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

/* ==================== LOGO ==================== */

.sbs-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.85rem;
    color: var(--text-white);
    text-decoration: none;
    transition: transform var(--transition-smooth),
        opacity var(--transition-base),
        left var(--transition-smooth),
        right var(--transition-smooth);
}

.sbs-logo-image {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    object-fit: cover;
    box-shadow: var(--shadow-glow-sm);
}

.sbs-logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.sbs-logo-title {
    font-size: var(--font-size-base);
    font-weight: 700;
    letter-spacing: 0.03em;
    color: #f8fafc;
}

.sbs-logo-subtitle {
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: rgba(148, 163, 184, 0.95);
}

/* ==================== PRIMARY NAVIGATION ==================== */

.sbs-primary-nav {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    margin-left: auto;
    transition: transform var(--transition-smooth),
        opacity var(--transition-base),
        left var(--transition-smooth),
        right var(--transition-smooth);
}

.sbs-primary-nav a {
    color: rgba(226, 232, 240, 0.95);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
    position: relative;
    padding: 0.35rem 0;
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-link-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    color: var(--primary-cyan, #00ffff);
    opacity: 0.9;
}

.nav-link-icon svg {
    width: 100%;
    height: 100%;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

.sbs-primary-nav a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -0.35rem;
    width: 100%;
    height: 2px;
    background: var(--gradient-cyan-blue);
    border-radius: var(--radius-full);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.2s ease;
}

.sbs-primary-nav a:hover::after,
.sbs-primary-nav a:focus-visible::after {
    transform: scaleX(1);
}

/* ==================== HEADER CTA ==================== */

.sbs-header-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.3rem;
    border-radius: var(--radius-full);
    background: var(--gradient-cyan-blue);
    color: var(--bg-dark);
    font-weight: 700;
    text-decoration: none;
    box-shadow: var(--shadow-glow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.sbs-header-cta:hover,
.sbs-header-cta:focus-visible {
    transform: translateY(-1px);
    box-shadow: var(--shadow-glow-lg);
}

/* ==================== HEADER BUTTONS CONTAINER ==================== */

.header-buttons-container {
    display: flex;
    align-items: center;
    gap: 12px;
    transition: transform var(--transition-smooth),
        opacity var(--transition-base);
}

/* Nav-Buttons innerhalb der Navigation */
.header-buttons-container.nav-buttons {
    margin-left: var(--space-md);
}

.nav-utility-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #e2e8f0;
    cursor: pointer;
    font-size: 1.2rem;
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(4px);
}

.nav-utility-btn:hover {
    background: rgba(0, 212, 255, 0.15);
    border-color: rgba(0, 212, 255, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.2);
}

.nav-utility-btn:active {
    transform: translateY(0);
}

.feedback-container {
    transition: transform var(--transition-smooth),
        opacity var(--transition-base),
        left var(--transition-smooth),
        right var(--transition-smooth);
}

/* ==================== MOBILE NAV TOGGLE ==================== */

.sbs-nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 0.3rem;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    border: 1px solid var(--cyan-35);
    background: rgba(2, 6, 23, 0.65);
    color: #e2e8f0;
    cursor: pointer;
    transition: transform var(--transition-base), border-color var(--transition-base);
}

.sbs-nav-toggle-line {
    width: 22px;
    height: 2px;
    background: currentColor;
    border-radius: var(--radius-full);
    transition: transform var(--transition-base), opacity var(--transition-base);
}

.sbs-nav-open {
    overflow: hidden;
}

/* Toggle Animation */
.sbs-site-header.is-open .sbs-nav-toggle {
    border-color: var(--cyan-75);
}

.sbs-site-header.is-open .sbs-nav-toggle-line:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.sbs-site-header.is-open .sbs-nav-toggle-line:nth-child(2) {
    opacity: 0;
}

.sbs-site-header.is-open .sbs-nav-toggle-line:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* ==================== DESKTOP: NAV VERSTECKT ==================== */

@media (min-width: 901px) {

    /* Header-Inner als Flex mit space-between */
    .sbs-site-header .sbs-header-inner {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    /* Navigation zentriert zwischen Logo und Feedback */
    .sbs-site-header .sbs-primary-nav {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        display: flex;
        gap: var(--space-lg);
    }

    /* Bei nav-hidden: Nav verschwindet nach oben */
    .sbs-site-header.nav-hidden .sbs-primary-nav {
        transform: translateX(-50%) translateY(-150%);
        opacity: 0;
        pointer-events: none;
    }

    /* Logo: Smooth horizontal Bewegung nach links */
    .sbs-site-header.nav-hidden .sbs-logo {
        transform: translateX(-0.75rem);
    }

    /* Header Buttons: Smooth horizontal Bewegung nach rechts */
    .sbs-site-header.nav-hidden .header-buttons-container {
        transform: translateX(0.75rem);
    }

    /* Feedback: Smooth horizontal Bewegung nach rechts (fallback) */
    .sbs-site-header.nav-hidden .feedback-container {
        transform: translateX(0.75rem);
    }

    /* Nav-Hover-Indikator auf Desktop nicht noetig */
    .nav-hover-indicator {
        display: none !important;
    }

    /* Mobile Toggle auf Desktop verstecken */
    .sbs-nav-toggle {
        display: none;
    }
}

/* ==================== MOBILE: NORMALES VERHALTEN ==================== */

@media (max-width: 900px) {

    /* Kein Scroll-Verstecken auf Mobile */
    .sbs-site-header.nav-hidden .sbs-logo,
    .sbs-site-header.nav-hidden .sbs-primary-nav,
    .sbs-site-header.nav-hidden .header-buttons-container,
    .sbs-site-header.nav-hidden .feedback-container {
        transform: none !important;
        opacity: 1 !important;
        position: relative !important;
    }

    /* Header bleibt immer sichtbar auf Mobile */
    .sbs-site-header.nav-hidden {
        background: var(--bg-dark-95) !important;
        backdrop-filter: blur(14px) !important;
        border-bottom: 1px solid var(--cyan-15) !important;
        box-shadow: var(--shadow-md) !important;
    }

    /* Mobile Hamburger-Toggle sichtbar */
    .sbs-nav-toggle {
        display: flex;
    }

    /* Dynamisch eingefuegter Hamburger verstecken */
    .nav-hover-indicator {
        display: none !important;
    }

    /* Feedback-Button kleiner auf Mobile */
    .feedback-container .feedback-btn {
        padding: 0.4rem 0.8rem;
        font-size: var(--font-size-sm);
    }
}

@media (max-width: 899px) {
    .sbs-header-inner {
        gap: var(--space-md);
    }

    .sbs-primary-nav {
        position: fixed;
        top: 72px;
        right: var(--space-lg);
        left: var(--space-lg);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--space-lg);
        border-radius: var(--radius-xl);
        background: rgba(15, 23, 42, 0.96);
        box-shadow: 0 24px 40px rgba(2, 6, 23, 0.55);
        transform: translateY(-12px) scale(0.97);
        opacity: 0;
        pointer-events: none;
    }

    .sbs-site-header.is-open .sbs-primary-nav {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0) scale(1);
    }

    .sbs-primary-nav a {
        font-size: var(--font-size-base);
        width: 100%;
    }

    .sbs-header-cta {
        display: none;
    }

    .sbs-nav-toggle {
        display: inline-flex;
        margin-left: auto;
    }
}

/* ==========================================================================
   MOBILE TOOLBAR INTEGRATION
   Hamburger-Button und Header-Buttons auf Mobile ausblenden
   (werden durch Bottom-Toolbar ersetzt)
   ========================================================================== */

/* ==========================================================================
   HEADER NAVIGATION DROPDOWNS (Desktop)
   ========================================================================== */

.nav-dropdown {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.nav-dropdown>.nav-link {
    color: rgba(226, 232, 240, 0.95);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
    padding: 0.35rem 0;
    position: relative;
    cursor: pointer;
}

.nav-dropdown>.nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -0.35rem;
    width: 100%;
    height: 2px;
    background: var(--gradient-cyan-blue);
    border-radius: var(--radius-full);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.2s ease;
}

.nav-dropdown:hover>.nav-link::after,
.nav-dropdown>.nav-link:focus-visible::after {
    transform: scaleX(1);
}

/* Aktuelle Seite hervorheben */
.nav-dropdown.is-current>.nav-link,
.nav-link.is-current {
    color: var(--primary-cyan, #00ffff);
    background: rgba(0, 255, 255, 0.08);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    margin: -0.15rem -0.75rem;
}

/* Unterstreichung für aktuelle Seite */
.nav-dropdown.is-current>.nav-link::after,
.nav-link.is-current::after {
    transform: scaleX(1);
}

/* Dropdown Content */
.nav-dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 0.75rem;
    background: rgba(15, 23, 42, 0.98);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 12px;
    padding: 0.5rem;
    min-width: 180px;
    z-index: 1100;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4),
        0 0 30px rgba(0, 255, 255, 0.08);
}

/* Pfeil nach oben */
.nav-dropdown-content::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 12px;
    height: 12px;
    background: rgba(15, 23, 42, 0.98);
    border-left: 1px solid rgba(0, 255, 255, 0.2);
    border-top: 1px solid rgba(0, 255, 255, 0.2);
}

.nav-dropdown:hover .nav-dropdown-content,
.nav-dropdown:focus-within .nav-dropdown-content {
    display: block;
    animation: dropdownFadeIn 0.2s ease;
}

@keyframes dropdownFadeIn {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-8px);
    }

    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

/* Aktuelle Seite: Kein Dropdown */
.nav-dropdown.is-current .nav-dropdown-content {
    display: none !important;
}

/* Dropdown Links */
.nav-dropdown-content a {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.65rem 0.9rem;
    color: rgba(226, 232, 240, 0.85);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    border-radius: 8px;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.nav-dropdown-content a:hover {
    background: rgba(0, 255, 255, 0.12);
    color: var(--primary-cyan, #00ffff);
}

.nav-dropdown-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.nav-dropdown-icon svg {
    width: 100%;
    height: 100%;
    stroke: currentColor;
    stroke-width: 1.5;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* ==========================================================================
   MOBILE TOOLBAR INTEGRATION
   Hamburger-Button und Header-Buttons auf Mobile ausblenden
   (werden durch Bottom-Toolbar ersetzt)
   ========================================================================== */

@media (max-width: 900px) {

    /* Hamburger-Button im Header ausblenden */
    .sbs-nav-toggle {
        display: none !important;
    }

    /* Cookie + Feedback Buttons im Header ausblenden */
    .header-buttons-container {
        display: none !important;
    }

    /* Navigation Dropdowns auf Mobile ausblenden */
    .nav-dropdown {
        display: none !important;
    }

    /* Nav komplett auf Mobile ausblenden (Hamburger durch Toolbar ersetzt) */
    .sbs-primary-nav {
        display: none !important;
    }

    /* Promo-Button auf Mobile: rechts neben Logo */
    .promo-aktion-nav-btn {
        display: inline-flex !important;
        margin-left: auto;
        font-size: 0.75rem !important;
        padding: 0.4rem 0.8rem !important;
    }

    /* Header-Inner vereinfachen */
    .sbs-header-inner {
        justify-content: space-between;
    }
}

/* ==================== PROMO BUTTON BASE STYLES ==================== */

.promo-aktion-nav-btn {
    background: linear-gradient(135deg, #10b981, #7c3aed);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.85rem;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
    flex-shrink: 0;
    white-space: nowrap;
    transition: all 0.3s ease;
    position: relative;
}

.promo-aktion-nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.5);
}

/* Promo-Button Transition für Topbar-Modus */
.promo-aktion-nav-btn {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Topbar erscheint unter dem Header - keine spezielle Integration nötig */