/* ===========================
   QRoza - Navbar CSS
   =========================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 18px 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: 0 2px 20px rgba(30, 64, 175, 0.1);
    border-bottom: 1px solid rgba(30, 64, 175, 0.08);
}

.navbar.transparent {
    background: transparent;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

/* Logo */
.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 800;
    color: var(--white);
    transition: var(--transition);
    flex-shrink: 0;
}

.navbar.scrolled .nav-logo { color: var(--gray-900); }

.nav-logo-img {
    height: 38px;
    width: auto;
    display: block;
    object-fit: contain;
    /* Beyaz arka plan üzerinde logo varsa filtre gerekmez.
       Hero'da (koyu arka plan) logoyu beyaza çevirmek için: */
    filter: brightness(0) invert(1);
    transition: var(--transition);
}
.navbar.scrolled .nav-logo-img {
    filter: none; /* Scroll sonrası orijinal renk */
}

.footer-logo-img {
    height: 36px;
    width: auto;
    display: block;
    object-fit: contain;
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

/* Eski logo-icon ve logo-text artık kullanılmıyor ama kalabilir */
.logo-icon {
    width: 38px;
    height: 38px;
    background: var(--gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: white;
    box-shadow: 0 4px 12px rgba(59,130,246,0.4);
}

.navbar.scrolled .logo-icon {
    box-shadow: 0 4px 12px rgba(59,130,246,0.3);
}

.logo-accent { color: var(--accent); }
.navbar.scrolled .logo-accent { color: var(--primary-light); }

/* Nav Menu */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
    flex: 1;
    justify-content: center;
}

.nav-link {
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    color: rgba(255,255,255,0.85);
    transition: var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--white);
    background: rgba(255,255,255,0.15);
}

.navbar.scrolled .nav-link {
    color: var(--gray-600);
}

.navbar.scrolled .nav-link:hover,
.navbar.scrolled .nav-link.active {
    color: var(--primary);
    background: var(--gradient-soft);
}

/* Nav Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.btn-panel {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 18px;
    background: rgba(255,255,255,0.15);
    border: 1.5px solid rgba(255,255,255,0.4);
    border-radius: 10px;
    color: white;
    font-size: 14px;
    font-weight: 600;
    backdrop-filter: blur(8px);
    transition: var(--transition);
}

.btn-panel:hover {
    background: rgba(255,255,255,0.25);
    transform: translateY(-1px);
}

.navbar.scrolled .btn-panel {
    background: var(--gradient);
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(59,130,246,0.35);
}

.navbar.scrolled .btn-panel:hover {
    box-shadow: 0 6px 20px rgba(59,130,246,0.45);
}

/* Hamburger */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    border-radius: 8px;
    transition: var(--transition);
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    position: relative;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: white;
    border-radius: 2px;
    transition: var(--transition);
}

.navbar.scrolled .nav-toggle span { background: var(--gray-800); }

.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile */
@media (max-width: 900px) {
    .nav-toggle { display: flex; }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(320px, 85vw);
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        justify-content: flex-start;
        align-items: stretch;
        padding: 80px 24px 32px;
        gap: 4px;
        box-shadow: -10px 0 40px rgba(0,0,0,0.15);
        transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        overflow-y: auto;
    }

    .nav-menu.open { right: 0; }

    .nav-link {
        color: var(--gray-700) !important;
        font-size: 16px;
        padding: 12px 16px;
    }

    .nav-link:hover,
    .nav-link.active {
        color: var(--primary) !important;
        background: var(--gradient-soft) !important;
    }

    .btn-panel span { display: inline; }
}

@media (max-width: 480px) {
    .btn-panel span { display: none; }
}