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

:root {
    --primary-orange: #FF9933;
    --secondary-orange: #FF7700;
    --dark-orange: #CC6600;
    --primary-blue: #0099CC;
    --light-blue: #33AADD;
    --dark-blue: #006699;
    --light-gray: #f5f5f5;
    --text-dark: #333;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

/* Navigation */
nav {
    background: rgba(255, 255, 255, 0.98);
    padding: 1rem 0;
    box-shadow: 0 2px 20px rgba(255,153,51,0.15);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

nav .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-nav {
    height: 60px;
    transition: transform 0.3s, filter 0.3s;
}

.logo-nav:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 0 10px rgba(255,153,51,0.5)) drop-shadow(0 0 20px rgba(0,153,204,0.3));
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    transition: color 0.3s;
    position: relative;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-orange));
    transition: width 0.3s;
}

nav a:hover::after {
    width: 100%;
}

nav a:hover {
    color: var(--primary-orange);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-orange);
}

/* Hero Section with Slider */
.hero {
    margin-top: 70px;
    background: white;
    position: relative;
    overflow: hidden;
    min-height: 75vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

.slide.active {
    opacity: 1;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.6);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,153,51,0.45) 0%, rgba(255,119,0,0.5) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: white;
    padding: 2rem;
    animation: fadeInUp 1s ease-out;
}

.hero-logo {
    width: 600px;
    max-width: 90%;
    margin-bottom: 2rem;
    filter: drop-shadow(0 15px 40px rgba(0,0,0,0.4));
    animation: logoFloat 3s ease-in-out infinite;
}

@keyframes logoFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 3px 3px 15px rgba(0,0,0,0.6);
    font-weight: 700;
    background: linear-gradient(135deg, #ffffff 0%, #0099CC 50%, #006699 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    padding: 0.2rem 0;
    display: inline-block;
}

.hero .subtitle {
    font-size: 1.5rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.6);
}

.cta-button {
    display: inline-block;
    background: var(--primary-blue);
    color: white;
    padding: 1.2rem 2.5rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s;
    box-shadow: 0 5px 20px rgba(0,153,204,0.4), 0 8px 30px rgba(255,153,51,0.2);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(0,153,204,0.5), 0 12px 40px rgba(255,153,51,0.3);
    background: var(--dark-blue);
}

.slider-nav {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 4;
    display: flex;
    gap: 15px;
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: all 0.3s;
    border: 2px solid white;
}

.slider-dot.active {
    background: var(--primary-blue);
    transform: scale(1.3);
    box-shadow: 0 0 15px rgba(0,153,204,0.6), 0 0 25px rgba(255,153,51,0.3);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Sections */
section {
    padding: 5rem 2rem;
    position: relative;
}

.section-title {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 1rem;
    color: var(--primary-orange);
    font-weight: 700;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section-title.blue {
    color: var(--primary-blue);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-orange), var(--primary-blue));
    border-radius: 2px;
    box-shadow: 0 3px 10px rgba(255,153,51,0.3), 0 3px 10px rgba(0,153,204,0.3);
}

.section-title.blue::after {
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-orange));
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 4rem;
}

/* Quality Banner */
.quality-banner {
    background: linear-gradient(135deg, #fff5eb 0%, #ffffff 100%);
    padding: 4rem 2rem;
    position: relative;
    overflow: hidden;
}

.quality-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255,153,51,0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.quality-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.quality-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(255,153,51,0.25), 0 30px 80px rgba(0,153,204,0.15);
    transform: perspective(1000px) rotateY(-5deg);
    transition: transform 0.5s, box-shadow 0.5s;
}

.quality-image:hover {
    transform: perspective(1000px) rotateY(0deg) scale(1.02);
    box-shadow: 0 25px 70px rgba(255,153,51,0.35), 0 35px 90px rgba(0,153,204,0.25);
}

.quality-image img {
    width: 100%;
    height: auto;
    display: block;
}

.quality-text h2 {
    font-size: 2.5rem;
    color: var(--primary-orange);
    margin-bottom: 1.5rem;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(255,153,51,0.1);
}

.quality-text .slogan {
    font-size: 1.5rem;
    color: var(--primary-blue);
    font-style: italic;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.quality-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
    margin-bottom: 1rem;
}

.quality-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 2rem;
}

.quality-feature {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(255,153,51,0.15), 0 5px 15px rgba(0,153,204,0.08);
    transition: transform 0.3s, box-shadow 0.3s;
    border-left: 3px solid var(--primary-orange);
}

.quality-feature:hover {
    transform: translateX(10px);
    box-shadow: 0 8px 20px rgba(255,153,51,0.25), 0 12px 30px rgba(0,153,204,0.15);
}

.quality-feature .icon {
    font-size: 1.5rem;
    color: var(--primary-orange);
    text-shadow: 0 0 10px rgba(255,153,51,0.3);
}

/* About Section */
.about {
    background: linear-gradient(135deg, var(--primary-orange) 0%, var(--secondary-orange) 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0,153,204,0.3) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s ease-in-out infinite;
}

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

.about-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    font-size: 1.2rem;
    line-height: 1.9;
    position: relative;
    z-index: 1;
}

.about .section-title {
    color: white;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.2);
}

.about .section-title::after {
    background: var(--primary-blue);
    box-shadow: 0 3px 15px rgba(0,153,204,0.5);
}

.about .section-subtitle {
    color: rgba(255,255,255,0.9);
}

/* Services Grid */
.services {
    background: white;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.service-card {
    position: relative;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,153,204,0.25), 0 15px 40px rgba(255,153,51,0.15);
    overflow: hidden;
    height: 400px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.service-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 50px rgba(0,153,204,0.4), 0 25px 60px rgba(255,153,51,0.3);
}

.service-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.service-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.service-slide.active {
    opacity: 1;
}

.service-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    filter: brightness(0.8) contrast(1.05);
}

.service-card:hover .service-bg {
    transform: scale(1.1);
    filter: brightness(0.6) contrast(1.1);
}

.service-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.3) 50%, transparent 100%);
    transition: background 0.4s;
}

.service-card:hover .service-overlay {
    background: linear-gradient(to top, rgba(0,153,204,0.85) 0%, rgba(0,153,204,0.5) 70%, transparent 100%);
}

.service-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    color: white;
    transform: translateY(60%);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 2;
}

.service-card:hover .service-content {
    transform: translateY(0);
}

.service-icon {
    position: absolute;
    top: 2rem;
    left: 2rem;
    font-size: 3rem;
    z-index: 3;
    transition: all 0.3s;
    filter: drop-shadow(0 5px 15px rgba(0,0,0,0.4));
}

.service-card:nth-child(odd) .service-icon {
    color: var(--primary-orange);
}

.service-card:nth-child(even) .service-icon {
    color: var(--primary-blue);
}

.service-card:hover .service-icon {
    transform: scale(1.2) rotate(5deg);
    filter: drop-shadow(0 8px 20px rgba(255,255,255,0.6));
}

.service-content h3 {
    margin-bottom: 1rem;
    font-size: 1.8rem;
    font-weight: 700;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.6);
    color: white;
}

.service-content p {
    color: rgba(255,255,255,0.95);
    line-height: 1.7;
    font-size: 1.05rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s 0.2s, transform 0.3s 0.2s;
    text-shadow: 1px 1px 4px rgba(0,0,0,0.5);
}

.service-card:hover .service-content p {
    opacity: 1;
    transform: translateY(0);
}

/* Contact Section */
.contact {
    background: linear-gradient(135deg, #e6f7ff 0%, #ffffff 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.contact-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0,153,204,0.15), 0 8px 30px rgba(255,153,51,0.1);
    transition: all 0.3s;
    border-top: 4px solid var(--primary-blue);
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,153,204,0.3), 0 20px 50px rgba(255,153,51,0.2);
}

.contact-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: inline-block;
    filter: drop-shadow(0 5px 10px rgba(0,153,204,0.3));
}

.contact-item h3 {
    margin-bottom: 0.8rem;
    font-size: 1.4rem;
    color: var(--primary-blue);
}

.contact-item a {
    color: var(--text-dark);
    text-decoration: none;
    transition: color 0.3s;
}

.contact-item a:hover {
    color: var(--primary-blue);
}

/* Floating CTA Button */
.floating-cta {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
}

.floating-cta a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--primary-blue);
    color: white;
    border-radius: 50%;
    text-decoration: none;
    font-size: 1.5rem;
    box-shadow: 0 5px 20px rgba(0,153,204,0.4), 0 8px 30px rgba(255,153,51,0.3);
    transition: all 0.3s;
    animation: floatButton 3s ease-in-out infinite;
}

@keyframes floatButton {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.floating-cta a:hover {
    transform: scale(1.15);
    box-shadow: 0 10px 35px rgba(0,153,204,0.6), 0 15px 45px rgba(255,153,51,0.4);
    background: var(--dark-blue);
}

/* Footer */
footer {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: white;
    padding: 3rem 2rem 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
    max-width: 1200px;
    margin: 0 auto 2rem;
}

.footer-section h4 {
    color: var(--primary-orange);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    text-shadow: 0 0 10px rgba(255,153,51,0.3);
}

.footer-section p {
    margin-bottom: 0.7rem;
    opacity: 0.9;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #444;
    opacity: 0.8;
}

/* Scroll animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s, transform 0.6s;
}

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

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

/* Responsive */
@media (max-width: 768px) {
    nav ul {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        padding: 1rem;
    }

    nav ul.active {
        display: flex;
    }

    .menu-toggle {
        display: block;
    }

    .hero {
        min-height: 85vh;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero .subtitle {
        font-size: 1.1rem;
    }

    .hero-logo {
        width: 400px;
    }

    .logo-nav {
        height: 50px;
    }

    .section-title {
        font-size: 2rem;
    }

    .quality-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .quality-image {
        transform: none;
    }

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

    .floating-cta {
        bottom: 20px;
        right: 20px;
    }

    .floating-cta a {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}