/* 
 * onlionit 2026 - Master Header Design (Mobile & Width Optimized)
 * Fokus: Kein horizontaler Scroll, Schönes mobiles Menü, CI-Konform
 */

:root {
  --onlion-blue: #5B9BD5;
  --onlion-black: #231F20;
  --onlion-white: #FFFFFF;
  --onlion-dark-blue: #002033;
  --onlion-dark-gray: #A7A9AC;
  --onlion-light-gray: #F8F9FA;
  
  --header-height: 100px;
  --header-height-mobile: 80px;
  --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Global Reset for Header */
#mainNav * {
    box-sizing: border-box;
}

#mainNav.navbar-default {
    background-color: var(--onlion-white);
    border: none;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    margin: 0;
    padding: 0;
    width: 100%;
    height: var(--header-height);
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
}

.container-nav {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

/* Logo Area */
.navbar-header {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.navbar-brand {
    padding: 0 !important;
    margin: 0 !important;
}

.navbar-brand img.logo {
    height: 50px !important;
    width: auto;
}

/* --- SOCIAL ICONS (Desktop Default) --- */
.nav-social-item {
    display: flex;
    gap: 15px;
}

.nav-social-item a {
    font-size: 20px;
    color: var(--onlion-dark-gray);
    transition: var(--transition-smooth);
}

.nav-social-item a:hover {
    color: var(--onlion-blue);
}

/* --- DESKTOP NAVIGATION (> 992px) --- */
@media (min-width: 992px) {
    .navbar-toggle { display: none !important; }

    .navbar-collapse {
        flex-grow: 1;
        display: flex !important;
        justify-content: center;
        height: 100% !important;
    }

    .navbar-nav {
        display: flex;
        flex-direction: row;
        list-style: none;
        margin: 0;
        padding: 0;
    }

    .navbar-nav > li {
        position: relative;
        padding: 0 15px;
    }

    .navbar-nav > li > a {
        font-weight: 600;
        font-size: 16px;
        color: var(--onlion-black) !important;
        text-decoration: none;
        padding: 10px 0;
        display: block;
    }

    /* Dropdown Desktop */
    .dropdown-menu {
        position: absolute;
        top: 100%;
        left: 50%;
        transform: translateX(-50%) translateY(10px);
        background: white;
        min-width: 250px;
        box-shadow: 0 15px 40px rgba(0,0,0,0.1);
        border-radius: 12px;
        padding: 10px;
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-smooth);
        border-top: 4px solid var(--onlion-blue);
        list-style: none;
    }

    .dropdown:hover .dropdown-menu {
        opacity: 1;
        visibility: visible;
        transform: translateX(-50%) translateY(0);
    }

    .dropdown-menu li a {
        padding: 10px 15px;
        display: block;
        color: var(--onlion-black);
        text-decoration: none;
        border-radius: 8px;
        transition: 0.2s;
    }

    .dropdown-menu li a:hover {
        background: var(--onlion-light-gray);
        color: var(--onlion-blue);
    }
}

/* --- MOBILE NAVIGATION (< 991px) --- */
@media (max-width: 991px) {
    #mainNav.navbar-default {
        height: var(--header-height-mobile);
    }

    .navbar-toggle {
        display: block;
        padding: 10px;
        background: transparent;
        border: none;
        cursor: pointer;
    }

    .navbar-toggle .icon-bar {
        display: block;
        width: 25px;
        height: 2px;
        background-color: var(--onlion-blue);
        margin: 5px 0;
        transition: var(--transition-smooth);
    }

    .navbar-collapse {
        position: absolute;
        top: var(--header-height-mobile);
        left: 0;
        width: 100%;
        background: var(--onlion-white);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease-in-out;
        box-shadow: 0 10px 20px rgba(0,0,0,0.05);
        border-top: 1px solid #eee;
    }

    .navbar-collapse.in {
        max-height: 100vh;
        overflow-y: auto;
    }

    .navbar-nav {
        padding: 20px 0;
        margin: 0;
        list-style: none;
    }

    .navbar-nav > li {
        width: 100%;
    }

    .navbar-nav > li > a {
        padding: 15px 30px;
        font-size: 18px;
        font-weight: 600;
        color: var(--onlion-black) !important;
        display: block;
        border-bottom: 1px solid #f0f0f0;
        text-decoration: none;
    }

    /* Sub-Menü Mobil (Akkordeon-Style) */
    .dropdown-menu {
        background: var(--onlion-light-gray);
        padding: 0;
        list-style: none;
        display: none; /* Wird per JS eingeblendet */
    }

    .dropdown.open .dropdown-menu {
        display: block;
    }

    .dropdown-menu li a {
        padding: 12px 45px;
        font-size: 15px;
        color: var(--onlion-dark-gray);
        display: block;
        text-decoration: none;
        border-bottom: 1px solid #eef0f1;
    }

    .nav-social-item {
        justify-content: center;
        padding: 25px 0;
        background: var(--onlion-white);
    }
}