/* ===================================================================
   GUPTA MACHINERY STORES - PROFESSIONAL STYLESHEET
   Industry-Level Design with Full Responsive Support
   =================================================================== */

/* === RESET & BASE STYLES === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #0a2463;
    --primary-dark: #071940;
    --primary-light: #1e3a8a;
    --secondary: #d32f2f;
    --secondary-dark: #b71c1c;
    --secondary-light: #e53935;
    --accent: #ff6b35;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --white: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    color: var(--gray-900);
    background-color: var(--gray-50);
}

html {
    scroll-behavior: smooth;
}

img {
    max-width: 100%;
    height: auto;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

/* === ANIMATIONS === */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes gradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out;
}

.fade-in-up {
    opacity: 0;
    animation: fadeInUp 0.8s ease-out forwards;
}

.animate-scroll {
    animation: scroll 30s linear infinite;
}

.animate-scroll:hover {
    animation-play-state: paused;
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.product-card-animated {
    animation: float 6s ease-in-out infinite;
}

.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }

/* === HERO CAROUSEL STYLES === */
.hero-bg-slide {
    opacity: 0;
    visibility: hidden;
    transition: opacity 1s ease-in-out, visibility 0s linear 1s;
}

.hero-bg-slide.active {
    opacity: 1;
    visibility: visible;
    transition: opacity 1s ease-in-out, visibility 0s linear 0s;
}

.hero-bg-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* === CTA SECTION WITH BACKGROUND - FIXED === */
section.bg-gradient-to-r.from-primary {
    position: relative;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, #1e40af 100%) !important;
    overflow: hidden;
}

/* Background Image with Proper Overlay */
section.bg-gradient-to-r.from-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('./images/crousel8.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.2;
    z-index: 0;
}

/* Dark Overlay for Better Text Visibility */
section.bg-gradient-to-r.from-primary::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, 
        rgba(10, 36, 99, 0.85) 0%, 
        rgba(30, 58, 138, 0.85) 50%, 
        rgba(30, 64, 175, 0.85) 100%);
    z-index: 1;
}

section.bg-gradient-to-r.from-primary .container {
    position: relative;
    z-index: 10;
}

/* White Text with Strong Visibility - FIXED */
section.bg-gradient-to-r.from-primary h2 {
    color: #ffffff !important;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.5),
                 0 0 20px rgba(0, 0, 0, 0.3);
    font-weight: 800 !important;
}

section.bg-gradient-to-r.from-primary p {
    color: #e0e7ff !important;
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.5);
    font-weight: 500 !important;
}

/* Button Styles - FIXED */
section.bg-gradient-to-r.from-primary a,
section.bg-gradient-to-r.from-primary button {
    background: var(--secondary) !important;
    color: #ffffff !important;
    font-weight: 700 !important;
    border: none !important;
    box-shadow: 0 4px 12px rgba(211, 47, 47, 0.4) !important;
    transition: all 0.3s ease !important;
}

section.bg-gradient-to-r.from-primary a:hover,
section.bg-gradient-to-r.from-primary button:hover {
    background: var(--secondary-dark) !important;
    box-shadow: 0 6px 20px rgba(211, 47, 47, 0.6) !important;
    transform: translateY(-2px) !important;
}

section.bg-gradient-to-r.from-primary a.bg-white,
section.bg-gradient-to-r.from-primary button.bg-white {
    background: #ffffff !important;
    color: var(--primary) !important;
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.3) !important;
}

section.bg-gradient-to-r.from-primary a.bg-white:hover,
section.bg-gradient-to-r.from-primary button.bg-white:hover {
    background: var(--gray-100) !important;
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.5) !important;
}

/* Hide decorative pattern */
section.bg-gradient-to-r.from-primary > .absolute.inset-0.opacity-10 {
    display: none !important;
}

/* === PRODUCT CARD EFFECTS === */
.product-card {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.product-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: rotate(45deg);
    transition: all 0.6s;
}

.product-card:hover::before {
    left: 100%;
}

/* === HOVER EFFECTS === */
.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-2xl);
}

/* === GRADIENT BACKGROUNDS === */
.gradient-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
}

.gradient-secondary {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
}

/* === BUTTON STYLES === */
.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
    font-weight: 700;
    padding: 0.75rem 2rem;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(10, 36, 99, 0.3);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
    color: var(--white);
    font-weight: 700;
    padding: 0.75rem 2rem;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(211, 47, 47, 0.3);
}

/* === FORM STYLES === */
input:focus, 
textarea:focus, 
select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(10, 36, 99, 0.1);
}

input, 
textarea, 
select {
    transition: all 0.2s ease;
}

/* === SCROLLBAR === */
::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 6px;
}

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

/* === DIAGONAL SPLIT === */
.diagonal-split {
    clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%);
}

/* === PARALLAX EFFECTS === */
.parallax-container {
    position: relative;
    overflow: hidden;
}

.parallax-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    transition: transform 0.1s ease-out;
}

.bg-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.bg-slide.active {
    opacity: 0.15;
}

.parallax-layer {
    transform: translateZ(0);
    will-change: transform;
}

/* === ACCESSIBILITY === */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* === RESPONSIVE BREAKPOINTS === */

/* Mobile First - Base Styles Above */

/* Small Tablets (640px+) */
@media (min-width: 640px) {
    .container {
        max-width: 640px;
    }
}

/* Tablets (768px+) */
@media (min-width: 768px) {
    .container {
        max-width: 768px;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
}

/* Desktop (1024px+) */
@media (min-width: 1024px) {
    .container {
        max-width: 1024px;
    }
}

/* Large Desktop (1280px+) */
@media (min-width: 1280px) {
    .container {
        max-width: 1280px;
    }
}

/* Extra Large (1536px+) */
@media (min-width: 1536px) {
    .container {
        max-width: 1536px;
    }
}

/* Mobile Specific (max-width: 768px) */
@media (max-width: 768px) {
    h1 {
        font-size: 1.75rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    h3 {
        font-size: 1.25rem;
    }
    
    /* Mobile Hero Height */
    section[style*="height: 70vh"],
    section[style*="height: 60vh"] {
        min-height: 400px !important;
    }
    
    /* Mobile Buttons */
    .btn-primary,
    .btn-secondary {
        padding: 0.625rem 1.5rem;
        font-size: 0.875rem;
    }
    
    /* Mobile Cards */
    .product-card {
        margin-bottom: 1rem;
    }
}

/* Small Mobile (max-width: 480px) */
@media (max-width: 480px) {
    h1 {
        font-size: 1.5rem;
    }
    
    h2 {
        font-size: 1.25rem;
    }
    
    /* Smaller padding for mobile */
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

/* Print Styles */
@media print {
    header, 
    footer, 
    .no-print,
    nav,
    button {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
    
    * {
        box-shadow: none !important;
    }
}

/* === UTILITY CLASSES === */
.text-primary {
    color: var(--primary) !important;
}

.text-secondary {
    color: var(--secondary) !important;
}

.bg-primary {
    background-color: var(--primary) !important;
}

.bg-secondary {
    background-color: var(--secondary) !important;
}

.border-primary {
    border-color: var(--primary) !important;
}

.border-secondary {
    border-color: var(--secondary) !important;
}

/* === ENHANCED MOBILE RESPONSIVENESS === */
@media (max-width: 640px) {
    /* Product Grid - 2 columns on mobile */
    .grid-cols-2 > * {
        flex: 0 0 calc(50% - 0.5rem);
    }
    
    /* Stack buttons vertically on small screens */
    .flex.gap-4 {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    /* Full width buttons on mobile */
    a[class*="inline-flex"],
    button[class*="inline-flex"] {
        width: 100%;
        justify-content: center;
    }
}

/* === FIX FOR MODAL Z-INDEX === */
#quoteModal {
    z-index: 9999;
}

#quoteModalContent {
    z-index: 10000;
}

/* === ENSURE TEXT VISIBILITY ON ALL BACKGROUNDS === */
.text-white {
    color: #ffffff !important;
}

.text-gray-900 {
    color: var(--gray-900) !important;
}

.text-gray-700 {
    color: var(--gray-700) !important;
}

.text-gray-600 {
    color: var(--gray-600) !important;
}