/* ===================================
   Atacadão Moto Peças - Custom Styles
   =================================== */

/* CSS Variables */
:root {
    --primary: #C4622D;
    --primary-dark: #A04E1F;
    --primary-light: #D47840;
    --secondary: #E63946;
    --secondary-dark: #C41E2B;
    --secondary-light: #FF5762;
    --accent-orange: #FF6B35;
    --accent-red: #D62828;
    --gray-50: #F9FAFB;
    --gray-900: #111827;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
}

/* Header Styles */
#header {
    backdrop-filter: blur(10px);
}

#header.scrolled {
    background: rgba(17, 23, 39, 0.95);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

#header.scrolled .logo-container img {
    height: 3.5rem;
}

/* Glass Card Effect */
.glass-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Reveal on Scroll */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition);
}

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

/* Animation Delays */
.animation-delay-200 {
    animation-delay: 200ms;
}

.animation-delay-400 {
    animation-delay: 400ms;
}

.animation-delay-600 {
    animation-delay: 600ms;
}

.animation-delay-2000 {
    animation-delay: 2000ms;
}

/* Hero Section */
.hero-section {
    position: relative;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 50%, var(--secondary) 100%);
}

/* Service Cards */
.service-card {
    background: white;
    border: 1px solid rgba(196, 98, 45, 0.1);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(196, 98, 45, 0.2), 0 10px 10px -5px rgba(196, 98, 45, 0.1);
}

/* Brand Cards */
.brand-card {
    background: white;
    border: 1px solid rgba(196, 98, 45, 0.1);
    transition: var(--transition);
}

.brand-card:hover {
    transform: scale(1.02);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Form Styles */
input, textarea {
    transition: var(--transition);
}

input:focus, textarea:focus {
    transform: scale(1.01);
}

input::placeholder,
textarea::placeholder {
    opacity: 0.6;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--gray-50);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--primary-dark) 0%, var(--secondary-dark) 100%);
}

/* Back to Top Button */
#back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

/* Mobile Menu Transition */
#mobile-menu {
    transition: var(--transition);
}

/* Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Hover Effects */
.hover-lift {
    transition: var(--transition);
}

.hover-lift:hover {
    transform: translateY(-4px);
}

/* Loading Animation for Images */
img {
    transition: opacity 0.3s ease-in-out;
}

img[loading="lazy"] {
    opacity: 0;
}

img[loading="lazy"].loaded {
    opacity: 1;
}

/* Navigation Link Active State */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-light);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Gradient Overlays */
.gradient-overlay {
    background: linear-gradient(135deg, rgba(196, 98, 45, 0.9) 0%, rgba(230, 57, 70, 0.9) 100%);
}

/* Card Shine Effect */
.shine-effect {
    position: relative;
    overflow: hidden;
}

.shine-effect::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.shine-effect:hover::before {
    left: 100%;
}

/* Responsive Typography */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
}

/* Focus States for Accessibility */
a:focus,
button:focus,
input:focus,
textarea:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    header,
    #back-to-top,
    .whatsapp-float {
        display: none;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Performance Optimizations */
.will-change-transform {
    will-change: transform;
}

.will-change-opacity {
    will-change: opacity;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .glass-card {
        background: white;
        border: 2px solid var(--gray-900);
    }
}

/* Dark Mode Support (Future Enhancement) */
@media (prefers-color-scheme: dark) {
    /* Dark mode styles can be added here in the future */
}

/* Custom Grid for Brand Cards */
.brand-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

/* Icon Pulse Animation */
.icon-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Smooth Transitions for All Interactive Elements */
a, button, input, textarea, select {
    transition: var(--transition);
}

/* WhatsApp Float Button Animation */
@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.whatsapp-float:hover {
    animation: float 1s ease-in-out infinite;
}

/* Contact Form Validation States */
input:invalid:not(:placeholder-shown),
textarea:invalid:not(:placeholder-shown) {
    border-color: rgba(239, 68, 68, 0.5);
}

input:valid:not(:placeholder-shown),
textarea:valid:not(:placeholder-shown) {
    border-color: rgba(34, 197, 94, 0.5);
}

/* Loading State */
.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.6;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--primary);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* Utility Classes */
.text-shadow {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.shadow-glow {
    box-shadow: 0 0 20px rgba(196, 98, 45, 0.3);
}

.border-gradient {
    border: 2px solid transparent;
    background-origin: border-box;
    background-clip: padding-box, border-box;
}

/* Map Responsive Container */
iframe {
    max-width: 100%;
}