/* Custom Styles for Vishalakshi Industries */

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
}

/* Custom Color Variables */
:root {
    --navy-dark: #001B44;
    --blue-bright: #0072CE;
    --orange-accent: #F7931E;
    --white: #FFFFFF;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Glass Effect for Hero Stats Cards */
.glass-card {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.glass-card:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-5px);
}

/* Navigation Link Active State */
.nav-link {
    position: relative;
    transition: all 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--orange-accent);
    transform: scaleX(1);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--orange-accent);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

/* Service Cards Hover Effect */
.service-card {
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 27, 68, 0.1);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 114, 206, 0.05), transparent);
    transition: left 0.5s ease;
}

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

/* Gallery Item Hover Effect */
.gallery-item:hover .aspect-square {
    transform: scale(1.05);
    transition: transform 0.3s ease;
}

/* Custom Button Styles */
.btn-primary {
    background: linear-gradient(135deg, var(--orange-accent), #e67e22);
    border: none;
    color: white;
    padding: 12px 30px;
    border-radius: 8px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(247, 147, 30, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #e67e22, var(--orange-accent));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(247, 147, 30, 0.4);
}

.btn-secondary {
    border: 2px solid var(--blue-bright);
    color: var(--blue-bright);
    background: transparent;
    padding: 10px 30px;
    border-radius: 8px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: var(--blue-bright);
    color: white;
    transform: translateY(-2px);
}

/* Parallax Effect for Hero Section */
#home {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
}

#home::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 27, 68, 0.8);
    z-index: -1;
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--orange-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: #fff;
}

.form-control:focus {
    border-color: var(--blue-bright);
    box-shadow: 0 0 0 3px rgba(0, 114, 206, 0.1);
    outline: none;
}

.form-control.error {
    border-color: #e74c3c;
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}

.error-message {
    color: #e74c3c;
    font-size: 14px;
    margin-top: 5px;
    display: none;
}

.error-message.show {
    display: block;
}

/* Success Message */
.success-message {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 1rem;
    display: none;
}

.success-message.show {
    display: block;
}

/* Mobile Responsive Adjustments */
@media (max-width: 768px) {
    .glass-card {
        padding: 1rem;
        margin-bottom: 1rem;
    }
    
    .service-card {
        margin-bottom: 2rem;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .container {
        padding: 0 1rem;
    }
}

/* Sticky Header Shadow */
.header-sticky {
    box-shadow: 0 2px 20px rgba(0, 27, 68, 0.1);
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--orange-accent);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(247, 147, 30, 0.3);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

.scroll-to-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    background: #e67e22;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(247, 147, 30, 0.4);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--blue-bright);
    border-radius: 4px;
}

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

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.active {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease;
}

.slide-in-left.active {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease;
}

.slide-in-right.active {
    opacity: 1;
    transform: translateX(0);
}

/* Client Logos Scrolling Animation */
.client-logos-scroll {
    overflow: hidden;
    white-space: nowrap;
    position: relative;
}

.client-logos-track {
    display: inline-flex;
    animation: scroll 30s linear infinite;
    align-items: center;
    gap: 3rem;
}

.client-logo {
    flex-shrink: 0;
    padding: 1rem;
    background: #f8fafc;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.client-logo:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 27, 68, 0.1);
    background: white;
}

.client-logo img {
    filter: grayscale(0%);
    transition: all 0.3s ease;
}

.client-logo:hover img {
    filter: grayscale(0%);
}

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

/* Pause animation on hover */
.client-logos-scroll:hover .client-logos-track {
    animation-play-state: paused;
}

/* Responsive adjustments for client logos */
@media (max-width: 768px) {
    .client-logos-track {
        gap: 2rem;
    }
    
    .client-logo {
        padding: 0.75rem;
    }
}

@media (max-width: 480px) {
    .client-logos-track {
        gap: 1.5rem;
    }
    
    .client-logo {
        padding: 0.5rem;
    }
}

/* Video optimization for smooth playback */
video {
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
}

/* Hardware acceleration for video container */
.video-container {
    transform: translate3d(0,0,0);
    -webkit-transform: translate3d(0,0,0);
}

/* Optimize video for mobile */
@media (max-width: 768px) {
    video {
        max-width: 100%;
        height: auto;
        object-fit: cover;
    }
}

/* Print Styles */
@media print {
    .no-print {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    h1, h2, h3 {
        page-break-after: avoid;
    }
}