/* ============================================================
   TURBOMOTIVE24 - COMPONENTS & RESPONSIVE STYLESHEET
   ============================================================ */

/* --- HEADER & DESKTOP NAVIGATION --- */
header {
    position: fixed; top: 12px; left: 50%; transform: translateX(-50%);
    width: 92%; max-width: 1300px; padding: 8px 22px; z-index: 1000;
    display: flex; justify-content: space-between; align-items: center;
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    border-radius: 50px; box-shadow: var(--glass-shadow);
}
.logo-container { display: flex; align-items: center; text-decoration: none; gap: 10px; }
.logo-text-nav { font-family: 'Orbitron', sans-serif; font-size: 1.1rem; font-weight: 900; color: var(--text-primary); }
.logo-text-nav span { color: var(--accent-red); }
.header-right { display: flex; align-items: center; gap: 10px; }
.minimal-nav { display: flex; gap: 6px; align-items: center; position: relative; background: rgba(0, 0, 0, 0.06); padding: 4px; border-radius: 30px; border: 1px solid var(--border-color); }
[data-theme="dark"] .minimal-nav { background: rgba(255, 255, 255, 0.05); }
.minimal-nav a { color: var(--text-secondary); text-decoration: none; font-size: 0.72rem; font-weight: 800; letter-spacing: 1px; text-transform: uppercase; transition: var(--transition-smooth); position: relative; z-index: 1; padding: 8px 16px; border-radius: 20px; font-family: 'Orbitron', sans-serif; }
.minimal-nav a:hover, .minimal-nav a.active { color: #ffffff !important; }
.nav-indicator-desktop { position: absolute; height: 34px; background: var(--bubble-color); border-radius: 20px; z-index: 0; transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); box-shadow: 0 4px 18px var(--accent-glow); top: 50%; transform: translateY(-50%); pointer-events: none; opacity: 0; }

.palette-toggle-btn, .theme-switch-btn { background: var(--glass-bg); border: 1px solid var(--glass-border); color: var(--text-primary); width: 38px; height: 38px; border-radius: 50%; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: var(--transition-smooth); }
.palette-dropdown { position: absolute; top: calc(100% + 10px); right: 0; background: var(--glass-bg); backdrop-filter: var(--glass-blur); border: 1px solid var(--glass-border); border-radius: 20px; padding: 12px; display: none; gap: 8px; box-shadow: var(--glass-shadow); z-index: 100; flex-wrap: wrap; width: 160px; }
.color-dot { width: 24px; height: 24px; border-radius: 50%; cursor: pointer; border: 2px solid rgba(255,255,255,0.6); transition: transform 0.2s; }
.color-dot:hover { transform: scale(1.25); }

/* --- MOBILE BOTTOM NAVIGATION --- */
.mobile-bottom-nav { position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%); width: 90%; max-width: 420px; height: 66px; background: var(--nav-bottom-bg); border: 1px solid var(--glass-border); border-radius: 40px; box-shadow: var(--glass-shadow); display: none; grid-template-columns: repeat(5, 1fr); align-items: center; z-index: 10000; padding: 0 6px; }
.nav-indicator-mobile { position: absolute; height: 48px; background: var(--bubble-color); border-radius: 30px; z-index: 0; transition: all 0.45s; box-shadow: 0 6px 20px var(--accent-glow); top: 50%; transform: translateY(-50%); pointer-events: none; opacity: 0; }
.nav-link { display: flex; flex-direction: column; align-items: center; justify-content: center; text-decoration: none; gap: 3px; background: none; border: none; cursor: pointer; position: relative; z-index: 1; height: 100%; width: 100%; border-radius: 28px; }
.nav-link i { font-size: 1.15rem; color: var(--text-secondary); }
.nav-link span { font-size: 0.58rem; color: var(--text-secondary); font-family: 'Orbitron', sans-serif; text-transform: uppercase; font-weight: 800; }
.nav-link.active i, .nav-link.active span { color: #ffffff !important; }

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
    height: auto;
    min-height: 560px;
    width: 100%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 105px 8% 45px;
    border-bottom: 1px solid var(--border-color);
    overflow: hidden;
    text-align: center;
}

.hero-bg {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: -2;
    background: url('/hero-bg-desktop.jpg') no-repeat center center / cover;
    filter: hue-rotate(var(--theme-hue, 0deg)) saturate(var(--theme-sat, 110%)) brightness(0.9);
    transition: filter 0.5s ease;
}

[data-theme="dark"] .hero-bg {
    filter: hue-rotate(var(--theme-hue, 0deg)) saturate(var(--theme-sat, 110%)) brightness(0.85) contrast(1.1);
}

[data-theme="light"] .hero-bg {
    filter: invert(0.88) hue-rotate(calc(var(--theme-hue, 0deg) + 180deg)) brightness(1.05) contrast(0.95);
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: -1;
    background: radial-gradient(circle at 50% 50%, transparent 40%, var(--bg-body) 95%);
    pointer-events: none;
}

.hero-content {
    max-width: 640px;
    width: 100%;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.hero-tagline {
    font-family: 'Orbitron', sans-serif;
    color: var(--accent-red);
    font-size: 0.82rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    font-weight: 800;
    margin-top: 5px;
    margin-bottom: 0;
    display: inline-block;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.9);
}

[data-theme="light"] .hero-tagline {
    text-shadow: 0 1px 4px rgba(255, 255, 255, 0.9);
}

.hero-brand-gap {
    width: 100%;
    height: 190px;
}

.hero-desc {
    color: var(--text-primary);
    font-size: 0.92rem;
    font-weight: 600;
    line-height: 1.55;
    max-width: 520px;
    margin: 0 auto 22px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.9);
}

[data-theme="light"] .hero-desc {
    color: #0f172a;
    text-shadow: 0 1px 4px rgba(255, 255, 255, 0.9);
}

.hero-cta {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary { background: var(--accent-red); border: none; color: #ffffff; padding: 11px 22px; font-family: 'Orbitron', sans-serif; font-size: 0.72rem; font-weight: 800; letter-spacing: 1px; border-radius: 8px; cursor: pointer; text-transform: uppercase; transition: var(--transition-smooth); display: inline-flex; align-items: center; gap: 8px; text-decoration: none; }
.btn-primary:hover { box-shadow: 0 6px 20px var(--accent-glow); transform: translateY(-2px); }
.btn-secondary { background: var(--glass-bg); border: 1px solid var(--glass-border); color: var(--text-primary); padding: 11px 22px; font-family: 'Orbitron', sans-serif; font-size: 0.72rem; font-weight: 800; border-radius: 8px; cursor: pointer; text-transform: uppercase; transition: var(--transition-smooth); display: inline-flex; align-items: center; gap: 8px; text-decoration: none; }

.dashboard-panel { background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: 14px; padding: 25px; box-shadow: var(--glass-shadow); }
.dashboard-slider { width: 100%; height: 6px; -webkit-appearance: none; background: var(--border-color); border-radius: 3px; outline: none; margin: 8px 0; }
.dashboard-slider::-webkit-slider-thumb { -webkit-appearance: none; width: 18px; height: 18px; border-radius: 50%; background: var(--accent-red); cursor: pointer; }
.summary-val { font-family: 'Orbitron', sans-serif; font-size: 1.8rem; font-weight: 900; color: var(--text-primary); margin: 4px 0; }
.cost-data-row { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px dashed var(--border-color); font-size: 0.82rem; color: var(--text-secondary); }

.tenure-btn { background: var(--bg-body); border: 1px solid var(--border-color); color: var(--text-secondary); padding: 8px 14px; border-radius: 6px; cursor: pointer; font-size: 0.75rem; font-family: 'Orbitron', sans-serif; font-weight: 700; flex: 1; transition: var(--transition-smooth); }
.tenure-btn.active, .tenure-btn:hover { background: var(--accent-red); color: white; border-color: var(--accent-red); }

/* --- CAR CARDS & SHOWROOMS --- */
.category-scroll-container { display: flex; gap: 20px; overflow-x: auto; scroll-behavior: smooth; padding: 8px 4px 20px 4px; scrollbar-width: thin; }
.category-scroll-container .car-card { flex: 0 0 295px; }
.car-card { background: var(--glass-bg); border-radius: 14px; border: 1px solid var(--glass-border); overflow: hidden; transition: var(--transition-smooth); display: flex; flex-direction: column; cursor: pointer; position: relative; box-shadow: var(--shadow-sm); text-decoration: none; }
.car-card:hover { transform: translateY(-5px); border-color: var(--accent-red); }
.car-image-container { width: 100%; height: 175px; overflow: hidden; position: relative; background: #111; }
.car-image { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.car-card:hover .car-image { transform: scale(1.06); }
.car-tag { position: absolute; top: 10px; right: 10px; background: rgba(0,0,0,0.85); border: 1px solid var(--accent-red); color: var(--accent-red); padding: 3px 7px; border-radius: 4px; font-size: 0.62rem; font-family: 'Orbitron', sans-serif; font-weight: 700; }
.car-info { padding: 15px; display: flex; flex-direction: column; flex-grow: 1; }
.car-brand-sub { font-size: 0.68rem; color: var(--text-secondary); text-transform: uppercase; font-weight: 700; }
.car-name { font-size: 1.05rem; font-weight: 800; margin-bottom: 8px; color: var(--text-primary); }
.car-specs { display: flex; justify-content: space-between; border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); padding: 8px 0; margin-bottom: 10px; color: var(--text-secondary); font-size: 0.72rem; }
.car-footer { display: flex; justify-content: space-between; align-items: center; margin-top: auto; }
.car-price { font-family: 'Orbitron', sans-serif; font-size: 0.9rem; font-weight: 800; color: var(--accent-red); }

/* --- RESPONSIVE CAR DETAILS GRID --- */
.car-details-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 30px; }
.car-hero-img-detail { width: 100%; height: 380px; object-fit: cover; border-radius: 14px; border: 1px solid var(--border-color); }

/* --- COMPARISON MATRIX ROWS --- */
.compare-row { display: grid; grid-template-columns: 180px 1fr 1fr; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--border-color); align-items: center; }
.compare-label { font-family: 'Orbitron', sans-serif; font-size: 0.75rem; font-weight: 800; color: var(--text-secondary); text-transform: uppercase; }
.compare-val-card { background: var(--bg-body); border: 1px solid var(--border-color); padding: 12px 14px; border-radius: 8px; font-size: 0.85rem; font-weight: 700; color: var(--text-primary); line-height: 1.4; }

/* --- PARTNER AD CARDS --- */
.ad-compact-wrapper { width: 100%; margin: 35px 0; box-sizing: border-box; }
.ad-compact-card { display: grid; grid-template-columns: 1fr 280px; gap: 20px; align-items: center; border-left: 4px solid var(--accent-red) !important; border-radius: 14px; padding: 24px; box-sizing: border-box; }
.ad-compact-slider { position: relative; width: 100%; height: 175px; border-radius: 12px; overflow: hidden; background: #111; box-shadow: var(--shadow-sm); }
.ad-slides-track { display: flex; width: 100%; height: 100%; transition: transform 0.5s ease-in-out; }
.ad-slides-track img { width: 100%; height: 100%; object-fit: cover; }

/* ============================================================
   BRAND PORTALS & SMART MONOCHROME LOGO FILTERS
   ============================================================ */
.brand-grid-expanded, .brand-grid-expanded * {
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.brand-grid-expanded .dashboard-panel {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    background: var(--bg-card) !important;
    box-shadow: var(--shadow-sm) !important;
    transform: translateZ(0);
    will-change: transform;
}

.brand-grid-expanded img {
    image-rendering: -webkit-optimize-contrast;
    transform: translateZ(0);
}

/* 1. DARK MODE: Monochrome/black logos turn PURE CRISP WHITE */
[data-theme="dark"] .brand-logo-monochrome {
    filter: brightness(0) invert(1) !important;
}

/* 2. LIGHT MODE: Monochrome logos return to their natural BLACK color */
[data-theme="light"] .brand-logo-monochrome {
    filter: brightness(0) !important;
}

/* ============================================================
   MOBILE SPECIFIC MEDIA QUERIES (<= 768px)
   ============================================================ */
@media (max-width: 768px) {
    .mobile-bottom-nav { display: grid; }
    .minimal-nav { display: none; }
    
    #page-car-detail-wrapper, #page-compare-wrapper, #page-calculator-wrapper, #page-cars-wrapper, #page-about-wrapper {
        padding-top: 85px !important;
        padding-left: 5% !important;
        padding-right: 5% !important;
    }

    .hero {
        min-height: 520px;
        padding: 95px 6% 35px !important;
    }
    
    .hero-bg {
        background-image: url('/hero-bg-mobile.jpg') !important;
        background-size: cover !important;
    }
    
    .hero-tagline {
        font-size: 0.72rem;
        margin-top: 5px;
    }
    
    .hero-brand-gap {
        height: 175px; 
    }
    
    .hero-desc {
        font-size: 0.82rem;
        line-height: 1.5;
        max-width: 90%;
        margin-bottom: 18px;
    }

    /* Car Detail: Stack Image on Top, Info on Bottom */
    .car-details-grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }
    
    .car-hero-img-detail {
        height: 230px !important;
    }

    /* Compare Matrix */
    .compare-row {
        grid-template-columns: 1fr 1fr !important;
        gap: 8px !important;
        padding: 14px 0 !important;
    }

    .compare-label {
        grid-column: span 2 !important;
        background: var(--bg-body);
        padding: 6px 10px;
        border-radius: 6px;
        color: var(--accent-red);
        font-size: 0.72rem;
    }

    .compare-val-card {
        padding: 10px 8px !important;
        font-size: 0.78rem !important;
    }

    /* Calculator: Stack Layout */
    .calculator-layout-grid {
        grid-template-columns: 1fr !important;
        gap: 16px !important;
    }

    /* Partner Ads: Stack Content & Image */
    .ad-compact-card {
        grid-template-columns: 1fr !important;
        gap: 16px !important;
        padding: 18px !important;
    }
    .ad-compact-slider {
        height: 190px !important;
    }
}