/* ═══════════════════════════════════════════════════════════════
   YT ADVISORS — v4 Shared Styles
   Global header, navigation, and footer overrides.
   Palette: Midnight #0B0F19, Charcoal #141821, Slate #1E2330,
   Brand Blue #3B82F6, Accent Emerald #34D399, Off-White #F0F2F5
   Typography: Syne (display), Inter (body)
   ═══════════════════════════════════════════════════════════════ */

/* ---------- GLOBAL HEADER/FOOTER OVERRIDES ---------- */
.navbar-default {
    background-color: #0B0F19 !important;
    border-bottom: 1px solid rgba(255,255,255,0.06) !important;
    transition: background-color 0.4s ease !important;
}
.navbar-default .navbar-brand {
    height: auto !important;
    padding: 0 15px !important;
    margin: 0 !important;
    float: none !important;
    line-height: 1 !important;
}
.navbar-default .navbar-brand img,
.navbar-default .navbar-brand .mainImage {
    display: block !important;
    vertical-align: middle !important;
    filter: brightness(10) !important;
    max-height: 140px !important;
    width: auto !important;
}

/* Desktop: flex layout so logo + nav sit side-by-side */
@media (min-width: 768px) {
    .navbar-default .container {
        display: flex !important;
        align-items: center !important;
        flex-wrap: nowrap !important;
    }
    .navbar-default .navbar-header {
        float: none !important;
        flex-shrink: 0 !important;
        margin: 0 !important;
        padding: 0 !important;
    }
    .navbar-default .navbar-collapse,
    .navbar-default .navbar-collapse.collapse {
        float: none !important;
        flex: 1 1 auto !important;
        display: flex !important;
        justify-content: flex-end !important;
        align-items: center !important;
        padding: 0 !important;
        margin: 0 !important;
        clear: none !important;
        border-top: none !important;
        box-shadow: none !important;
        overflow: visible !important;
        height: auto !important;
        max-height: none !important;
    }
    .navbar-default .navbar-nav {
        float: none !important;
        display: flex !important;
        align-items: center !important;
        margin: 0 !important;
    }
    .navbar-default .navbar-nav > li {
        float: none !important;
    }
    .navbar-default .navbar-nav > li > a {
        padding-top: 15px !important;
        padding-bottom: 15px !important;
    }
}

/* Mobile: modern full-screen overlay nav */
@media (max-width: 767px) {
    .navbar-default .navbar-brand img,
    .navbar-default .navbar-brand .mainImage {
        max-height: 60px !important;
    }
    .navbar-default .navbar-header {
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
        width: 100% !important;
    }
    /* Animated hamburger → X */
    .navbar-default .navbar-toggle {
        border: none !important;
        background: none !important;
        padding: 10px !important;
        margin: 10px 0 !important;
        position: relative;
        width: 36px;
        height: 36px;
        z-index: 1051;
    }
    .navbar-default .navbar-toggle .icon-bar {
        background-color: #fff !important;
        display: block;
        width: 24px;
        height: 2px;
        border-radius: 2px;
        transition: transform 0.3s ease, opacity 0.2s ease;
        position: absolute;
        left: 6px;
    }
    .navbar-default .navbar-toggle .icon-bar:nth-child(2) { top: 10px; }
    .navbar-default .navbar-toggle .icon-bar:nth-child(3) { top: 17px; }
    .navbar-default .navbar-toggle .icon-bar:nth-child(4) { top: 24px; }
    .navbar-default .navbar-toggle:not(.collapsed) .icon-bar:nth-child(2) {
        transform: rotate(45deg);
        top: 17px;
    }
    .navbar-default .navbar-toggle:not(.collapsed) .icon-bar:nth-child(3) {
        opacity: 0;
    }
    .navbar-default .navbar-toggle:not(.collapsed) .icon-bar:nth-child(4) {
        transform: rotate(-45deg);
        top: 17px;
    }
    /* Full-screen overlay menu */
    .navbar-default .navbar-collapse {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        width: 100vw !important;
        height: 100vh !important;
        background: rgba(11, 15, 25, 0.97) !important;
        -webkit-backdrop-filter: blur(20px) !important;
        backdrop-filter: blur(20px) !important;
        z-index: 1050 !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        border: none !important;
        box-shadow: none !important;
        padding: 0 !important;
        margin: 0 !important;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.35s ease, visibility 0.35s ease !important;
    }
    .navbar-default .navbar-collapse.collapse {
        display: flex !important;
        opacity: 0;
        visibility: hidden;
        height: 0 !important;
        overflow: hidden !important;
    }
    .navbar-default .navbar-collapse.collapse.in,
    .navbar-default .navbar-collapse.collapsing {
        opacity: 1 !important;
        visibility: visible !important;
        height: 100vh !important;
        overflow: visible !important;
    }
    .navbar-default .navbar-collapse .nav.navbar-nav {
        float: none !important;
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 8px !important;
        margin: 0 !important;
        padding: 0 !important;
        width: 100% !important;
    }
    .navbar-default .navbar-collapse .nav.navbar-nav > li {
        float: none !important;
        text-align: center !important;
        width: 100% !important;
    }
    .navbar-default .navbar-collapse .nav.navbar-nav > li > a {
        font-family: 'Syne', sans-serif !important;
        font-size: 28px !important;
        font-weight: 700 !important;
        letter-spacing: 3px !important;
        text-transform: uppercase !important;
        color: rgba(255,255,255,0.6) !important;
        padding: 12px 20px !important;
        transition: color 0.3s ease, transform 0.3s ease !important;
        display: inline-block !important;
    }
    .navbar-default .navbar-collapse .nav.navbar-nav > li > a:hover,
    .navbar-default .navbar-collapse .nav.navbar-nav > li.active > a {
        color: #fff !important;
        transform: scale(1.05) !important;
    }
    .navbar-default .navbar-collapse .nav.navbar-nav > li.active > a::after {
        content: '' !important;
        display: block !important;
        width: 30px !important;
        height: 2px !important;
        background: #3B82F6 !important;
        margin: 4px auto 0 !important;
        border-radius: 1px !important;
    }
}

/* SVG text fallback for broken logo */
.navbar-brand .yt-logo-fallback {
    display: inline-block;
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: 22px;
    color: #fff;
    letter-spacing: 2px;
    text-transform: uppercase;
    line-height: 40px;
}

/* Nav link typography */
.navbar-default .navbar-nav > li > a {
    color: rgba(255,255,255,0.7) !important;
    font-family: 'Inter', sans-serif !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    letter-spacing: 1.5px !important;
    text-transform: uppercase !important;
    transition: color 0.3s !important;
}
.navbar-default .navbar-nav > li > a:hover,
.navbar-default .navbar-nav > li.active > a {
    color: #fff !important;
}
.navbar-default .navbar-nav > li.active:after,
.navbar-default .navbar-nav > li > a:hover:after {
    background: #3B82F6 !important;
}

/* Footer dark theme */
footer, footer #mainFooter {
    background: #0B0F19 !important;
    border-top: 1px solid rgba(255,255,255,0.06) !important;
}
footer .socialNetwork a.iconWrapper {
    background: rgba(255,255,255,0.08) !important;
    border: 1px solid rgba(255,255,255,0.1) !important;
    transition: all 0.3s !important;
}
footer .socialNetwork a.iconWrapper:hover {
    background: #3B82F6 !important;
    border-color: #3B82F6 !important;
}
footer .socialNetwork a.iconWrapper i {
    color: #fff !important;
}

/* Arrows & preloader */
.arrowsNav a { background: #141821 !important; }
.arrowsNav a i { color: rgba(255,255,255,0.5) !important; }
.preloader { background: #0B0F19 !important; }