/* ═══════════════════════════════════════════
   NAV — Desktop + Mobile Navigation
   ═══════════════════════════════════════════ */

/* ── Desktop Nav ────────────────────────── */

.l7-nav {
    position: fixed;
    top: var(--l7-section-px-top, 10px);
    left: var(--l7-section-px);
    right: var(--l7-section-px);
    z-index: 9999;
    isolation: isolate;
    height: var(--l7-nav-h);
    background: rgba(var(--l7-nav-bg-rgb), 0.8);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    color: var(--l7-text-light);
    border-radius: var(--l7-radius);
    transition: background 0.3s ease, top 0.3s ease, left 0.3s ease, right 0.3s ease, border-radius 0.3s ease;
}

/* Nav verschiebt sich nach unten wenn Topbar aktiv */
.l7-nav--has-topbar {
    top: calc(var(--l7-section-px-top, 10px) + var(--l7-topbar-h, 36px));
}

/* Topbar + transparent Nav: 10px Gap zwischen Topbar und Nav */
.l7-nav--has-topbar.l7-nav--transparent {
    top: calc(var(--l7-section-px-top, 10px) + var(--l7-topbar-h, 36px) + var(--l7-section-px-top, 10px));
}

.l7-nav--transparent {
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    color: var(--l7-text-light);
}

.l7-nav--scrolled,
.l7-nav--has-topbar.l7-nav--scrolled {
    top: 0;
    left: 0;
    right: 0;
    border-radius: 0;
    background: rgba(var(--l7-nav-bg-rgb), 0.8);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    color: var(--l7-text-light);
}

/* Non-scrolled: Nav bei left: section-px, Inner kompensiert damit Logo auf Container-Linie */
.l7-nav .l7-nav__inner {
    padding-left: calc(var(--l7-container-px) - var(--l7-section-px));
    padding-right: calc(var(--l7-container-px) - var(--l7-section-px));
}

/* Scrolled: Nav edge-to-edge (left:0), braucht volles container-px */
.l7-nav--scrolled .l7-nav__inner {
    padding-left: var(--l7-container-px);
    padding-right: var(--l7-container-px);
}

/* Über 2000px greift dasselbe Pattern — kein separater Override nötig */

.l7-nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: var(--l7-gap-md);
    transition: padding 0.3s ease;
}

/* ── Logo ───────────────────────────────── */

.l7-nav__logo {
    flex-shrink: 0;
    text-decoration: none;
}

.l7-nav__logo-text {
    font-family: var(--l7-font-nav);
    font-size: var(--l7-nav-font-size, 16px);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.l7-nav__logo-img {
    height: calc(var(--l7-nav-h) * 0.55);
    width: auto;
    display: block;
}

/* ── Menu ───────────────────────────────── */

.l7-nav__menu {
    flex: 1;
    display: flex;
    justify-content: center;
}

.l7-nav__list {
    display: flex;
    list-style: none;
    gap: var(--l7-gap-md);
    margin: 0;
    padding: 0;
}

.l7-nav__list li a {
    font-family: var(--l7-font-nav);
    font-size: var(--l7-nav-font-size, 16px);
    font-weight: var(--l7-nav-font-weight, 500);
    text-decoration: none;
    transition: opacity 0.2s;
    padding: 0.5em 0;
}

.l7-nav__list li a:hover {
    opacity: 0.7;
}

/* TBA-Marker (Projekte etc.) — gedimmt, nicht clickbar */
.l7-nav__list li.is-tba a {
    opacity: 0.45;
    pointer-events: none;
    cursor: default;
}

/* ── Nav CTA ────────────────────────────── */

.l7-nav__cta-wrap {
    flex-shrink: 0;
}

.l7-nav__cta-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
}

.l7-nav__cta-list li a,
.l7-nav__cta-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5em;
    font-family: var(--l7-font-nav);
    font-size: var(--l7-nav-font-size, 16px);
    font-weight: var(--l7-nav-font-weight, 500);
    text-decoration: none;
    transition: opacity 0.2s;
}

.l7-nav__cta-list li a::before,
.l7-nav__cta-link::before {
    content: '\25A0';
    font-size: 0.6em;
    line-height: 1;
}

.l7-nav__cta-list li a:hover,
.l7-nav__cta-link:hover {
    opacity: 0.7;
}

/* ── Burger (Desktop default: hidden, Mobile-Block weiter unten in @media) ── */

.l7-nav__burger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

/* ── Mobile Menu Overlay (Top-Down Fullwidth) ── */

.l7-mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    /* Solider Hintergrund — kein rgba, kein backdrop-filter (iOS Safari Bug) */
    background: #0A0A0A;
    color: #ffffff;
    z-index: 9998;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.l7-mobile-menu.is-open {
    display: block !important;
}

.l7-mobile-menu__inner {
    padding: calc(var(--l7-nav-h-mobile, 56px) + var(--l7-section-px-top, 10px) + 2rem) calc(var(--l7-section-px) + var(--l7-container-px)) var(--l7-gap-xl);
    min-height: 100%;
    display: flex;
    flex-direction: column;
}

/* Mit Topbar: extra Platz oben */
body.has-topbar .l7-mobile-menu__inner {
    padding-top: calc(var(--l7-nav-h-mobile, 56px) + var(--l7-topbar-h, 36px) + var(--l7-section-px-top, 10px) + 2rem);
}

/* Close-Button im Mobile-Menu — versteckt, da Burger sich zu X transformiert
   (Doppel-X-Problem) */
.l7-mobile-menu__close {
    display: none !important;
}

.l7-mobile-menu__close--legacy {
    position: absolute;
    top: calc(var(--l7-section-px-top, 10px) + 0.6rem);
    right: calc(var(--l7-section-px) + var(--l7-container-px));
    background: none;
    border: none;
    color: var(--l7-text-light);
    font-size: 1.75rem;
    cursor: pointer;
    line-height: 1;
    padding: 0.5rem;
    z-index: 10;
}

/* Mit Topbar: Close-Button tiefer */
body.has-topbar .l7-mobile-menu__close {
    top: calc(var(--l7-section-px-top, 10px) + var(--l7-topbar-h, 36px) + 0.6rem);
}

.l7-mobile-menu__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.l7-mobile-menu__list li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.l7-mobile-menu__list li a {
    display: block;
    padding: 1em 0;
    font-size: var(--l7-h3);
    font-weight: 500;
    text-decoration: none;
    color: var(--l7-text-light);
}

.l7-mobile-menu__cta {
    margin-top: var(--l7-gap-xl);
    text-align: left;
}

/* ── Ohne Topbar + Ohne transparent Nav: kompakte Nav ── */

body:not(.has-topbar):not(.has-transparent-nav) .l7-nav {
    height: 40px;
    top: 0;
    left: 0;
    right: 0;
    border-radius: 0;
}

body:not(.has-topbar):not(.has-transparent-nav) .l7-nav .l7-nav__inner {
    padding-left: var(--l7-container-px);
    padding-right: var(--l7-container-px);
}

/* ── Body padding for fixed nav ─────────── */

body {
    padding-top: 40px;
}

/* Body padding wenn Topbar aktiv (kein extra Gap — Nav sitzt direkt unter Topbar) */
body.has-topbar {
    padding-top: calc(var(--l7-section-px-top, 10px) + var(--l7-topbar-h, 36px) + var(--l7-nav-h));
}

/* Transparent Nav: Body padding nur 10px (schwarzer Rahmen oben) */
body.has-transparent-nav {
    padding-top: var(--l7-section-px-top, 10px);
}

body.has-transparent-nav.has-topbar {
    padding-top: calc(var(--l7-section-px-top, 10px) + var(--l7-topbar-h, 36px) + var(--l7-section-px-top, 10px));
}

/* Ultra-Wide Nav-Alignment ist im oberen @media (min-width: 2000px) Block gelöst —
   kein separater 7vw Override mehr */

/* ── Mobile Breakpoint ──────────────────── */
@media (max-width: 900px) {
    .l7-nav__menu,
    .l7-nav__cta-wrap {
        display: none;
    }
    .l7-nav__burger {
        display: block;
        position: relative;
        z-index: 10000;
        width: 40px;
        height: 40px;
        padding: 0;
        pointer-events: auto;
        background: none;
        border: 0;
        cursor: pointer;
        color: #fff;
        -webkit-appearance: none;
        appearance: none;
    }
    /* Bars elegant: 20×1.5px, optisch zentriert in 40×40 Touch-Target */
    .l7-nav__burger span {
        position: absolute;
        left: 50%;
        top: 50%;
        margin-left: -10px;
        width: 20px;
        height: 1.5px;
        background: #fff;
        border-radius: 1px;
        transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.2s ease;
    }
    .l7-nav__burger span:nth-child(1) { top: 50%; transform: translateY(-6px) rotate(0deg); }
    .l7-nav__burger span:nth-child(2) { top: 50%; transform: translateY(0) scaleX(1); }
    .l7-nav__burger span:nth-child(3) { top: 50%; transform: translateY(6px) rotate(0deg); }
    /* Open: Plus → X mit Rotation (gleiche Function-Liste für saubere Animation) */
    .l7-nav__burger.is-active span:nth-child(1) { transform: translateY(0) rotate(45deg); }
    .l7-nav__burger.is-active span:nth-child(2) { opacity: 0; transform: translateY(0) scaleX(0); }
    .l7-nav__burger.is-active span:nth-child(3) { transform: translateY(0) rotate(-45deg); }
}