/* ============================================
   CONSOLIDATED LAYOUT FIXES FOR AUTOPRO ELITE
   ============================================ */

/* Root Variables */
:root {
    --primary: #2563eb;
    --primary-dark: #1e40af;
    --secondary: #f59e0b;
    --accent: #10b981;
    --dark: #1e293b;
    --light: #f8fafc;
    --gray: #64748b;
    --light-gray: #e2e8f0;
    --danger: #ef4444;
    --success: #22c55e;
    --border-radius: 8px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --transition: all 0.3s ease;
}

/* Navbar stacking: above content, below modals */
.main-nav { z-index: 1000; }

/* Translator dropdown / menus: above navbar content but below modals */
.translator-dropdown { z-index: 2000; }

/* Modal layers should always win */
.modal, .modal-backdrop, .modal-overlay, .modal-content, .modal-panel { z-index: 5000; }

/* Global Reset & Body Fixes */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: linear-gradient(180deg, rgba(15,23,42,0.75), rgba(15,23,42,0.75)), 
                url('https://media.istockphoto.com/id/182154020/photo/car-and-chassis-x-ray-blueprint.jpg?s=612x612&w=0&k=20&c=bunfXaUkFfok5KxBnhNEz56lz_6i1OzYfvwBeqKs3L0=') center/cover fixed;
    color: var(--dark);
    line-height: 1.6;
    padding-top: 90px;
    min-height: 100vh;
    position: relative;
}

/* Ensure fixed-header pages don't get content hidden under navbar */
:root {
    --nav-height: 90px;
}

@media (max-width: 768px) {
    :root { --nav-height: 70px; }
}

body { padding-top: var(--nav-height); }

/* Common page header sections should not slide under fixed nav */
header.hero,
.page-head,
.hero-section {
    scroll-margin-top: calc(var(--nav-height) + 12px);
}

/* Avoid horizontal overflow causing elements to overlap */
html, body { overflow-x: hidden; }

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

/* Navigation Fixes */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(180deg, rgba(255,255,255,.9), rgba(255,255,255,.82));
    backdrop-filter: saturate(1.2) blur(8px);
    box-shadow: 0 10px 30px rgba(2,6,23,.12);
    border-bottom: 1px solid rgba(148,163,184,.25);
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
}

.main-nav.scrolled {
    padding: 15px 0;
    background: linear-gradient(180deg, rgba(255,255,255,.98), rgba(255,255,255,.94));
    box-shadow: 0 12px 32px rgba(2,6,23,.16);
}

/* Footer Fixes */
.main-footer {
    background-color: #000000;
    color: white;
    padding-top: 45px;
    margin-top: 60px;
    clear: both;
    position: relative;
    z-index: 2;
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

/* Chatbot Widget Fixes */
.chatbot-widget {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 999;
}

.chatbot-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(221, 225, 233, 0.3);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.chatbot-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.chatbot-panel {
    position: absolute;
    bottom: 100px;
    right: 0;
    width: 350px;
    height: 440px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
}

.chatbot-panel.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Main Content Area Fixes */
main {
    min-height: calc(100vh - 200px);
    position: relative;
    z-index: 1;
}

/* Hero Section Fixes */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-top: 0;
}

/* Modal Fixes */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(2,6,23,.55);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1200;
}

.modal {
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 20px 40px rgba(2,6,23,.2);
    width: min(420px, 90vw);
    padding: 18px;
    border: 1px solid var(--border);
    position: relative;
    z-index: 1201;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    body {
        padding-top: 70px;
    }
    
    .chatbot-widget {
        bottom: 10px;
        right: 10px;
    }
    
    .chatbot-icon {
        width: 60px;
        height: 60px;
    }
    
    .chatbot-panel {
        width: 90%;
        right: 5%;
        bottom: 80px;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
    
    .main-nav {
        padding: 10px 0;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        background: white;
        width: 80%;
        height: calc(100vh - 70px);
        flex-direction: column;
        padding: 40px 20px;
        box-shadow: 5px 0 15px rgba(0, 0, 0, 0.1);
        transition: var(--transition);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
        flex-direction: column;
        cursor: pointer;
    }
    
    .nav-toggle span {
        width: 25px;
        height: 3px;
        background-color: var(--dark);
        margin: 2px 0;
        transition: var(--transition);
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .chatbot-widget {
        bottom: 5px;
        right: 5px;
    }
    
    .main-footer {
        padding-top: 30px;
        margin-top: 40px;
    }
}