/* ============================================
   AutoVerse — Design System & Styles
   Next-Gen Car Marketplace
   ============================================ */

/* ==========================================
   CSS Custom Properties (Design Tokens)
   ========================================== */
:root {
    /* Colors — Light Mode */
    --color-primary: #0a0f1c;
    --color-primary-light: #1e293b;
    --color-accent: #3b82f6;
    --color-accent-hover: #2563eb;
    --color-accent-glow: rgba(59, 130, 246, 0.3);
    --color-accent-secondary: #8b5cf6;
    --color-accent-orange: #f97316;

    --color-bg: #f8fafc;
    --color-bg-alt: #f1f5f9;
    --color-surface: #ffffff;
    --color-surface-hover: #f8fafc;
    --color-surface-border: rgba(0, 0, 0, 0.06);

    --color-text: #0f172a;
    --color-text-secondary: #475569;
    --color-text-muted: #94a3b8;
    --color-text-inverse: #ffffff;

    --color-hero-bg: #030712;
    --color-hero-text: #ffffff;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.1), 0 4px 12px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 24px 60px rgba(0, 0, 0, 0.12), 0 8px 20px rgba(0, 0, 0, 0.06);
    --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.15);

    /* Typography */
    --font-heading: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --fs-xs: 0.75rem;
    --fs-sm: 0.875rem;
    --fs-base: 1rem;
    --fs-md: 1.125rem;
    --fs-lg: 1.25rem;
    --fs-xl: 1.5rem;
    --fs-2xl: 2rem;
    --fs-3xl: 2.5rem;
    --fs-4xl: 3.5rem;
    --fs-5xl: 4.5rem;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Z-index layers */
    --z-base: 1;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-navbar: 1000;
    --z-overlay: 1500;
    --z-modal: 2000;

    /* Layout */
    --container-max: 1280px;
    --navbar-height: 72px;
}

/* Dark Mode */
[data-theme="dark"] {
    --color-bg: #0a0f1c;
    --color-bg-alt: #111827;
    --color-surface: #1e293b;
    --color-surface-hover: #253449;
    --color-surface-border: rgba(255, 255, 255, 0.08);

    --color-text: #f1f5f9;
    --color-text-secondary: #94a3b8;
    --color-text-muted: #64748b;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 24px 60px rgba(0, 0, 0, 0.5);
}


/* ==========================================
   Reset & Base Styles
   ========================================== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-body);
    font-size: var(--fs-base);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
    transition: background-color var(--transition-base), color var(--transition-base);
}

/* Fixed navbar: keep page content below the bar (all public layouts using layouts.app) */
body > main {
    padding-top: var(--navbar-height);
}

body.page-auth > main {
    padding-top: 0;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

img {
    max-width: 100%;
    display: block;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
    font-size: inherit;
}

select {
    font-family: inherit;
    cursor: pointer;
}

ul {
    list-style: none;
}

::selection {
    background: var(--color-accent);
    color: white;
}


/* ==========================================
   Utility Classes
   ========================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.gradient-text {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-secondary) 50%, var(--color-accent-orange) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section {
    padding: var(--space-5xl) 0;
    position: relative;
}


/* ==========================================
   Loading Screen
   ========================================== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-hero-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loading-screen.loaded {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid rgba(59, 130, 246, 0.2);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}


/* ==========================================
   Navigation
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--navbar-height);
    z-index: var(--z-navbar);
    transition: background-color var(--transition-base), box-shadow var(--transition-base), backdrop-filter var(--transition-base);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: 0 1px 0 var(--color-surface-border);
}

[data-theme="dark"] .navbar.scrolled {
    background: rgba(10, 15, 28, 0.9);
}

/*
 * Light mode: main has padding-top with --color-bg, so the bar sits over a light strip.
 * Default nav styles assume a dark hero (white links) — unreadable here. Match scrolled bar.
 */
:root:not([data-theme="dark"]) .navbar {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: 0 1px 0 var(--color-surface-border);
}

:root:not([data-theme="dark"]) .logo-text {
    color: var(--color-text);
}

:root:not([data-theme="dark"]) .nav-link {
    color: var(--color-text-secondary);
}

:root:not([data-theme="dark"]) .nav-link .nav-link-icon {
    opacity: 0.5;
}

:root:not([data-theme="dark"]) .nav-link:hover,
:root:not([data-theme="dark"]) .nav-link.active {
    color: var(--color-accent);
    background: rgba(59, 130, 246, 0.08);
}

:root:not([data-theme="dark"]) .nav-link:hover .nav-link-icon,
:root:not([data-theme="dark"]) .nav-link.active .nav-link-icon {
    opacity: 1;
}

:root:not([data-theme="dark"]) .btn-nav-outline {
    color: var(--color-text-secondary);
    border-color: var(--color-surface-border);
}

:root:not([data-theme="dark"]) .btn-nav-outline:hover {
    color: var(--color-text);
    border-color: var(--color-text-muted);
    background: rgba(15, 23, 42, 0.04);
}

:root:not([data-theme="dark"]) .nav-hamburger span {
    background: var(--color-text);
}

:root:not([data-theme="dark"]) .nav-hamburger:hover {
    background: rgba(0, 0, 0, 0.04);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    z-index: calc(var(--z-navbar) + 10);
}

.logo-text {
    font-family: var(--font-heading);
    font-size: var(--fs-xl);
    font-weight: 800;
    color: var(--color-hero-text);
    transition: color var(--transition-base);
}

.navbar.scrolled .logo-text {
    color: var(--color-text);
}

.logo-accent {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--fs-sm);
    font-weight: 500;
    color: rgba(255, 255, 255, 0.7);
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background-color var(--transition-fast);
    white-space: nowrap;
}

.nav-link-icon {
    flex-shrink: 0;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.nav-link:hover .nav-link-icon,
.nav-link.active .nav-link-icon {
    opacity: 1;
}

.nav-link:hover,
.nav-link.active {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
}

.navbar.scrolled .nav-link {
    color: var(--color-text-secondary);
}

.navbar.scrolled .nav-link:hover,
.navbar.scrolled .nav-link.active {
    color: var(--color-accent);
    background: rgba(59, 130, 246, 0.08);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.btn-nav {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--fs-sm);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.btn-nav-outline {
    color: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    position: relative;
    gap: 6px;
}

/* Icon-only buttons (theme toggle, login icon) */
.btn-nav-outline.btn-icon-only {
    width: 40px;
    height: 40px;
    padding: 0;
}

/* User button with name */
.btn-nav-outline.nav-user-btn {
    padding: 6px 14px;
    height: 40px;
}

.btn-nav-outline.nav-user-btn span {
    font-size: 13px;
    font-weight: 500;
}

.btn-nav-outline:hover {
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.08);
}

.navbar.scrolled .btn-nav-outline {
    color: var(--color-text-secondary);
    border-color: var(--color-surface-border);
}

.navbar.scrolled .btn-nav-outline:hover {
    color: var(--color-text);
    border-color: var(--color-text-muted);
    background: var(--color-surface-hover);
}

/* Theme toggle icons */
.icon-moon { display: none; }
.icon-sun { display: block; }

[data-theme="dark"] .icon-moon { display: block; }
[data-theme="dark"] .icon-sun { display: none; }

.btn-nav-primary {
    color: #ffffff;
    background: var(--color-accent);
    padding: 10px 20px;
    gap: 6px;
}

.btn-nav-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--color-accent-glow);
}

.btn-nav-primary svg {
    flex-shrink: 0;
}

/* Hamburger Menu */
.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 40px;
    height: 40px;
    justify-content: center;
    align-items: center;
    z-index: calc(var(--z-navbar) + 10);
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.nav-hamburger:hover {
    background: rgba(255, 255, 255, 0.08);
}

.navbar.scrolled .nav-hamburger:hover {
    background: var(--color-surface-hover);
}

.nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: rgba(255, 255, 255, 0.85);
    border-radius: 2px;
    transition: all var(--transition-base);
    transform-origin: center;
}

.navbar.scrolled .nav-hamburger span {
    background: var(--color-text);
}

.nav-hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.nav-hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Overlay — must sit BELOW .navbar (z-index 1000) so the slide-out
   menu panel inside .navbar is not blurred by backdrop-filter. */
.mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    z-index: 999;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.mobile-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}


/* ==========================================
   Hero Section
   ========================================== */
.hero {
    position: relative;
    /* One viewport below fixed navbar (main supplies navbar offset) */
    min-height: calc(100vh - var(--navbar-height));
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-hero-bg);
    overflow: hidden;
}

.hero-canvas-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.hero-canvas-container canvas {
    width: 100% !important;
    height: 100% !important;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, transparent 30%, rgba(3, 7, 18, 0.6) 100%);
    z-index: 2;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    max-width: 900px;
    padding: var(--space-xl);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 8px 18px;
    background: rgba(59, 130, 246, 0.12);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--color-accent);
    margin-bottom: var(--space-lg);
    backdrop-filter: blur(10px);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
    font-family: var(--font-heading);
    font-size: var(--fs-5xl);
    font-weight: 900;
    line-height: 1.1;
    color: var(--color-hero-text);
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: var(--fs-lg);
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: var(--space-3xl);
    font-weight: 400;
}

/* Hero Search Bar */
.hero-search {
    margin-bottom: var(--space-3xl);
}

.search-bar {
    display: flex;
    align-items: stretch;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(20px);
    overflow: hidden;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.search-bar:focus-within {
    border-color: rgba(59, 130, 246, 0.4);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.search-field {
    flex: 1;
    padding: 14px 20px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}

.search-field label {
    font-size: var(--fs-xs);
    font-weight: 600;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.search-field select {
    background: transparent;
    border: none;
    outline: none;
    color: var(--color-hero-text);
    font-size: var(--fs-sm);
    font-weight: 500;
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
}

.search-field select option {
    background: var(--color-primary);
    color: #ffffff;
}

.search-divider {
    width: 1px;
    background: rgba(255, 255, 255, 0.08);
    margin: 12px 0;
}

.search-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 16px 28px;
    background: var(--color-accent);
    color: #ffffff;
    font-weight: 600;
    font-size: var(--fs-sm);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.search-btn:hover {
    background: var(--color-accent-hover);
    padding-right: 32px;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2xl);
}

.stat {
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: var(--fs-2xl);
    font-weight: 800;
    color: var(--color-hero-text);
}

.stat-suffix {
    font-family: var(--font-heading);
    font-size: var(--fs-xl);
    font-weight: 800;
    color: var(--color-accent);
}

.stat-label {
    display: block;
    font-size: var(--fs-xs);
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 2px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
}

/* Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: rgba(255, 255, 255, 0.3);
    font-size: var(--fs-xs);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    animation: fade-in-up 1s ease 1.5s both;
}

.scroll-arrow {
    animation: bounce-down 2s ease-in-out infinite;
}

@keyframes bounce-down {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(6px); }
}


/* ==========================================
   Animations
   ========================================== */
.animate-on-load {
    opacity: 0;
    transform: translateY(30px);
}

.animate-on-load.visible {
    animation: fade-in-up 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}


/* ==========================================
   Section Headers
   ========================================== */
.section-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
}

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.15);
    border-radius: var(--radius-full);
    font-size: var(--fs-xs);
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: var(--space-md);
}

.section-title {
    font-family: var(--font-heading);
    font-size: var(--fs-4xl);
    font-weight: 800;
    line-height: 1.15;
    color: var(--color-text);
    margin-bottom: var(--space-md);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: var(--fs-md);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.section-footer {
    text-align: center;
    margin-top: var(--space-3xl);
}


/* ==========================================
   Featured Cars Section
   ========================================== */
.featured-section {
    background: var(--color-bg);
}

.car-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
}

.car-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-surface-border);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.car-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.car-card-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
}

.car-card-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.car-card-placeholder svg {
    width: 100%;
    height: 100%;
    transition: transform var(--transition-slow);
}

.car-card:hover .car-card-placeholder svg {
    transform: scale(1.08);
}

.car-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 5px 12px;
    background: var(--color-accent);
    color: #ffffff;
    font-size: var(--fs-xs);
    font-weight: 600;
    border-radius: var(--radius-sm);
    z-index: 2;
}

.car-badge-new {
    background: #10b981;
}

.car-badge-hot {
    background: #ef4444;
}

.car-listed-ago {
    position: absolute;
    bottom: 10px;
    left: 10px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 9px;
    background: rgba(15, 23, 42, 0.78);
    color: #ffffff;
    font-size: 0.7rem;
    font-weight: 600;
    line-height: 1;
    border-radius: var(--radius-full);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.18);
    z-index: 2;
    letter-spacing: 0.01em;
}

.car-listed-ago svg {
    flex-shrink: 0;
    opacity: 0.9;
}

.car-listed-ago-fresh {
    background: linear-gradient(135deg, #10b981, #059669);
    color: #ffffff;
    box-shadow: 0 2px 10px rgba(16, 185, 129, 0.35);
}

.car-favorite {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    color: var(--color-text-muted);
    transition: all var(--transition-base);
    z-index: 2;
    backdrop-filter: blur(8px);
}

.car-favorite:hover {
    color: #ef4444;
    transform: scale(1.1);
}

.car-favorite.active {
    color: #ef4444;
}

.car-favorite.active svg {
    fill: #ef4444;
}

.car-card-body {
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
}

.car-card-actions {
    margin-top: auto;
}

.car-card-header {
    margin-bottom: var(--space-md);
}

.car-name {
    font-family: var(--font-heading);
    font-size: var(--fs-base);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 4px;
    line-height: 1.3;
}

.car-price {
    font-family: var(--font-heading);
    font-size: var(--fs-lg);
    font-weight: 800;
    color: var(--color-accent);
}

.car-specs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.car-spec {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: var(--fs-xs);
    color: var(--color-text-muted);
}

.car-spec svg {
    flex-shrink: 0;
    opacity: 0.6;
}

.car-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 10px 20px;
    background: var(--color-bg-alt);
    color: var(--color-text);
    font-size: var(--fs-sm);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    width: 100%;
    justify-content: center;
}

.car-btn svg {
    transition: transform var(--transition-base);
}

.car-btn:hover {
    background: var(--color-accent);
    color: #ffffff;
}

.car-btn:hover svg {
    transform: translateX(4px);
}


/* ==========================================
   Why Choose Us Section
   ========================================== */
.why-section {
    background: var(--color-bg-alt);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
}

.feature-card {
    background: var(--color-surface);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-surface-border);
    text-align: center;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-lg);
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-title {
    font-family: var(--font-heading);
    font-size: var(--fs-lg);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.feature-desc {
    font-size: var(--fs-sm);
    color: var(--color-text-secondary);
    line-height: 1.7;
}


/* ==========================================
   Brands Section
   ========================================== */
.brands-section {
    background: var(--color-bg);
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--space-xl);
}

.brand-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-xl) var(--space-md);
    background: var(--color-surface);
    border: 1px solid var(--color-surface-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    color: var(--color-text-muted);
}

.brand-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.brand-logo {
    width: 72px;
    height: 72px;
}

.brand-logo svg {
    width: 100%;
    height: 100%;
}

.brand-name {
    font-family: var(--font-heading);
    font-size: var(--fs-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}


/* ==========================================
   Call-to-Action Section
   ========================================== */
.cta-section {
    position: relative;
    overflow: hidden;
    background: var(--color-hero-bg);
    padding: var(--space-5xl) 0;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(59, 130, 246, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 60%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-family: var(--font-heading);
    font-size: var(--fs-4xl);
    font-weight: 900;
    color: var(--color-hero-text);
    line-height: 1.15;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

.cta-subtitle {
    font-size: var(--fs-md);
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: var(--space-2xl);
}

.cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}


/* ==========================================
   Buttons
   ========================================== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 14px 28px;
    background: var(--color-accent);
    color: #ffffff;
    font-size: var(--fs-base);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--color-accent-glow);
}

.btn-primary svg {
    transition: transform var(--transition-base);
}

.btn-primary:hover svg {
    transform: translateX(3px);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 14px 28px;
    background: transparent;
    color: #ffffff;
    font-size: var(--fs-base);
    font-weight: 600;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-base);
    cursor: pointer;
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
}

.btn-large {
    padding: 16px 36px;
    font-size: var(--fs-md);
}


/* ==========================================
   Footer
   ========================================== */
.footer {
    background: var(--color-primary);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.footer-brand .nav-logo {
    margin-bottom: var(--space-md);
}

.footer-brand .logo-text {
    color: #ffffff;
}

.footer-desc {
    font-size: var(--fs-sm);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
    color: rgba(255, 255, 255, 0.5);
}

.footer-social {
    display: flex;
    gap: var(--space-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.06);
    color: rgba(255, 255, 255, 0.5);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--color-accent);
    color: #ffffff;
    transform: translateY(-2px);
}

.footer-heading {
    font-family: var(--font-heading);
    font-size: var(--fs-sm);
    font-weight: 700;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: var(--space-lg);
}

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    font-size: var(--fs-sm);
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-accent);
    padding-left: 4px;
}

.footer-newsletter-text {
    font-size: var(--fs-sm);
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: var(--space-md);
    line-height: 1.7;
}

.newsletter-form {
    display: flex;
    gap: 0;
    margin-bottom: var(--space-lg);
}

.newsletter-input {
    flex: 1;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-right: none;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    color: #ffffff;
    font-size: var(--fs-sm);
    font-family: inherit;
    outline: none;
    transition: border-color var(--transition-base);
}

.newsletter-input::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.newsletter-input:focus {
    border-color: var(--color-accent);
}

.newsletter-btn {
    padding: 12px 16px;
    background: var(--color-accent);
    border: 1px solid var(--color-accent);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    color: #ffffff;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
}

.newsletter-btn:hover {
    background: var(--color-accent-hover);
}

.footer-contact {
    font-size: var(--fs-sm);
    color: rgba(255, 255, 255, 0.4);
}

.footer-contact p {
    margin-bottom: 4px;
}

.footer-contact strong {
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    font-size: var(--fs-sm);
    color: rgba(255, 255, 255, 0.3);
}


/* ==========================================
   Responsive Design
   ========================================== */

/* Tablet */
@media (max-width: 1024px) {
    :root {
        --fs-5xl: 3.5rem;
        --fs-4xl: 2.5rem;
        --fs-3xl: 2rem;
    }

    .car-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .brands-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .search-bar {
        flex-wrap: wrap;
    }

    .search-field {
        flex: 1 1 40%;
    }

    .search-divider {
        display: none;
    }

    .search-btn {
        width: 100%;
        justify-content: center;
        padding: 16px;
    }
}

/* Mobile Nav Actions — hidden on desktop, shown inside mobile slide menu */
.mobile-nav-actions {
    display: none;
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --fs-5xl: 2.5rem;
        --fs-4xl: 2rem;
        --space-5xl: 5rem;
        --space-4xl: 4rem;
    }

    .container {
        padding: 0 var(--space-md);
    }

    /* Mobile Nav */
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        height: 100dvh;
        background: var(--color-primary);
        flex-direction: column;
        align-items: flex-start;
        padding: calc(var(--navbar-height) + var(--space-xl)) var(--space-lg) var(--space-xl);
        gap: 2px;
        z-index: calc(var(--z-navbar) + 5);
        transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1), visibility 0s linear 0.35s;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        box-shadow: -8px 0 30px rgba(0, 0, 0, 0.3);
        pointer-events: none;
        visibility: hidden;
    }

    [data-theme="dark"] .nav-links {
        background: #0d1320;
        box-shadow: -8px 0 30px rgba(0, 0, 0, 0.5);
    }

    .nav-links.active {
        right: 0;
        pointer-events: auto;
        visibility: visible;
        transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1), visibility 0s linear 0s;
    }

    .nav-link {
        width: 100%;
        padding: var(--space-md);
        font-size: var(--fs-base);
        color: rgba(255, 255, 255, 0.7);
        min-height: 48px;
        display: flex;
        align-items: center;
        gap: 10px;
        border-radius: var(--radius-sm);
    }

    .nav-link:hover,
    .nav-link.active {
        color: #ffffff;
        background: rgba(255, 255, 255, 0.08);
    }

    .nav-link-icon {
        width: 20px;
        height: 20px;
        opacity: 0.6;
    }

    .nav-link:hover .nav-link-icon,
    .nav-link.active .nav-link-icon {
        opacity: 1;
    }

    .nav-actions {
        display: none;
    }

    .nav-hamburger {
        display: flex;
    }

    /* Mobile nav actions inside slide menu */
    .mobile-nav-actions {
        display: block;
        width: 100%;
        margin-top: auto;
        padding-top: var(--space-lg);
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .mobile-nav-actions-inner {
        display: flex;
        flex-direction: column;
        gap: var(--space-sm);
    }

    .mobile-nav-actions .btn-nav-outline {
        width: 100%;
        height: auto;
        padding: 12px var(--space-md);
        display: flex;
        align-items: center;
        gap: var(--space-sm);
        justify-content: flex-start;
        color: rgba(255, 255, 255, 0.7);
        border-color: rgba(255, 255, 255, 0.15);
        border-radius: var(--radius-md);
        font-size: var(--fs-sm);
        min-height: 48px;
    }

    .mobile-nav-actions .btn-nav-outline span {
        font-size: var(--fs-sm);
        font-weight: 500;
    }

    .mobile-nav-actions .btn-nav-outline svg {
        flex-shrink: 0;
    }

    .mobile-nav-actions .btn-nav-outline:hover {
        color: #ffffff;
        background: rgba(255, 255, 255, 0.08);
    }

    .mobile-browse-btn {
        width: 100%;
        text-align: center;
        justify-content: center;
        padding: 14px var(--space-md);
        min-height: 48px;
        gap: 8px;
    }

    .mobile-browse-btn svg {
        flex-shrink: 0;
    }

    /* Mobile Hero */
    .hero-content {
        padding: var(--space-md);
    }

    .hero-title {
        font-size: var(--fs-3xl);
    }

    .search-bar {
        flex-direction: column;
    }

    .search-field {
        flex: auto;
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }

    .search-field select {
        min-height: 44px;
        padding: 8px 0;
    }

    .search-btn {
        min-height: 48px;
    }

    .hero-stats {
        gap: var(--space-lg);
    }

    .stat-number {
        font-size: var(--fs-xl);
    }

    /* Mobile Cards */
    .car-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .brands-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-md);
    }

    /* Mobile Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .cta-buttons .btn-primary,
    .cta-buttons .btn-outline {
        width: 100%;
        justify-content: center;
    }

    .hero-scroll-indicator {
        display: none;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    :root {
        --fs-5xl: 2rem;
        --fs-4xl: 1.75rem;
        --fs-3xl: 1.5rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--space-md);
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

    .brands-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}


/* ==========================================
   Smooth Scrollbar Styling
   ========================================== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--color-text-muted);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-secondary);
}


/* ==========================================
   Print Styles
   ========================================== */
@media print {
    .navbar,
    .hero-canvas-container,
    .hero-scroll-indicator,
    .cta-section,
    .footer {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }
}