/* Global Styles for Nisha AC Repair */
:root {
    --primary-blue: #0A58CA;
    --secondary-blue: #0D6EFD;
    --light-bg: #F8F9FA;
    --dark-text: #212529;
    --white: #FFFFFF;
    --grey: #6C757D;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--dark-text);
    line-height: 1.6;
    background-color: var(--white);
}

/* Utility Classes */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.section-title p {
    color: var(--grey);
    font-size: 1.1rem;
}

section {
    padding: 80px 0;
}

.bg-light {
    background-color: var(--light-bg);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    background-color: var(--primary-blue);
    color: var(--white);
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: background-color 0.3s ease, transform 0.2s;
    border: none;
    cursor: pointer;
}

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

/* Header & Navigation */
header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo a {
    text-decoration: none;
}

.logo h1 {
    color: var(--primary-blue);
    font-size: 1.8rem;
    font-weight: 700;
}

.logo span {
    color: var(--dark-text);
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 25px;
    align-items: center;
}

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

.nav-links li a:hover, .nav-links li a.active {
    color: var(--primary-blue);
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-blue);
}

/* Banner Sections (For internal pages) */
.page-banner {
    background: linear-gradient(rgba(10, 88, 202, 0.85), rgba(33, 37, 41, 0.85)), url('https://images.unsplash.com/photo-1621905252507-b35492cc74b4?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover;
    color: var(--white);
    text-align: center;
    padding: 100px 0;
}

.page-banner h1 {
    font-size: 3rem;
    margin-bottom: 15px;
    animation: fadeInDown 0.8s ease;
}

.page-banner p {
    font-size: 1.1rem;
    color: #eee;
    animation: fadeInUp 0.8s ease;
}

/* Hero Section (Home only) */
#hero {
    background: linear-gradient(rgba(10, 88, 202, 0.85), rgba(33, 37, 41, 0.85)), url('https://images.unsplash.com/photo-1621905252507-b35492cc74b4?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover;
    color: var(--white);
    text-align: center;
    padding: 150px 0;
    position: relative;
}

#hero h2 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    animation: fadeInDown 1s ease;
}

#hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease;
}

/* About Us */
.about-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-text {
    flex: 1;
}

.about-text h3 {
    font-size: 2rem;
    color: var(--dark-text);
    margin-bottom: 20px;
}

.about-text p {
    margin-bottom: 15px;
    color: var(--grey);
    font-size: 1.1rem;
}

.about-image {
    flex: 1;
    position: relative;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    transition: transform 0.3s ease;
}

.about-image img:hover {
    transform: scale(1.02);
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    transition: transform 0.3s, box-shadow 0.3s;
    border-bottom: 4px solid transparent;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
    border-bottom: 4px solid var(--primary-blue);
}

.service-card i {
    font-size: 3rem;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.service-card h3 {
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.service-card p {
    color: var(--grey);
    margin-bottom: 20px;
    flex-grow: 1;
}

/* Service Detail Page Layout */
.service-details {
    display: flex;
    gap: 50px;
    margin-top: 40px;
}

.service-main {
    flex: 2;
}

.service-main img {
    width: 100%;
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.service-main h2 {
    color: var(--primary-blue);
    font-size: 2rem;
    margin-bottom: 20px;
}

.service-main p {
    color: var(--grey);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.service-main ul {
    margin-left: 20px;
    margin-bottom: 30px;
    color: var(--grey);
}

.service-main ul li {
    margin-bottom: 10px;
}

.service-sidebar {
    flex: 1;
}

.sidebar-widget {
    background: var(--light-bg);
    padding: 30px;
    border-radius: 10px;
    margin-bottom: 30px;
}

.sidebar-widget h3 {
    margin-bottom: 20px;
    font-size: 1.3rem;
    color: var(--dark-text);
    border-bottom: 2px solid var(--primary-blue);
    padding-bottom: 10px;
    display: inline-block;
}

.sidebar-menu {
    list-style: none;
}

.sidebar-menu li {
    margin-bottom: 10px;
    border-bottom: 1px solid #ddd;
}

.sidebar-menu li:last-child {
    border-bottom: none;
}

.sidebar-menu a {
    text-decoration: none;
    color: var(--grey);
    display: block;
    padding: 10px 0;
    transition: color 0.3s;
}

.sidebar-menu a:hover, .sidebar-menu a.active {
    color: var(--primary-blue);
    font-weight: 600;
}

/* Why Choose Us */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    text-align: center;
    margin-top: 50px;
}

.feature-item i {
    font-size: 3rem;
    color: var(--primary-blue);
    margin-bottom: 20px;
    background: #e9f0fe;
    width: 90px;
    height: 90px;
    line-height: 90px;
    border-radius: 50%;
}

.feature-item h3 {
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.feature-item p {
    color: var(--grey);
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    border-left: 5px solid var(--primary-blue);
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.stars {
    color: #FFD700;
    margin-bottom: 15px;
}

.testimonial-card p {
    font-style: italic;
    margin-bottom: 15px;
    color: var(--grey);
    font-size: 1.05rem;
}

.testimonial-author {
    font-weight: 700;
    color: var(--dark-text);
}

/* Contact Section */
.contact-wrapper {
    display: flex;
    gap: 60px;
    background: var(--white);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.contact-info, .contact-form-container {
    flex: 1;
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 25px;
    color: var(--dark-text);
}

.info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--white);
    background: var(--primary-blue);
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-right: 15px;
}

.info-text h4 {
    margin-bottom: 5px;
    color: var(--dark-text);
}

.info-text p, .info-text a {
    color: var(--grey);
    text-decoration: none;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-form input, .contact-form textarea, .contact-form select {
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s;
    width: 100%;
}

.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.contact-form textarea {
    resize: vertical;
    height: 120px;
}

/* Footer */
footer {
    background-color: var(--dark-text);
    color: var(--white);
    padding: 70px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    font-size: 1.3rem;
    margin-bottom: 25px;
    color: var(--white);
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 2px;
    background: var(--primary-blue);
}

.footer-col p {
    color: #bbb;
    margin-bottom: 15px;
    line-height: 1.8;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links li a {
    color: #bbb;
    text-decoration: none;
    transition: color 0.3s, padding-left 0.3s;
}

.footer-links li a:hover {
    color: var(--primary-blue);
    padding-left: 5px;
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-icons a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    color: var(--white);
    border-radius: 50%;
    font-size: 1.2rem;
    transition: background 0.3s, transform 0.3s;
}

.social-icons a:hover {
    background: var(--primary-blue);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 25px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: #888;
    font-size: 0.95rem;
}

/* Floating Buttons */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25d366;
    color: white;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 35px;
    box-shadow: 2px 2px 15px rgba(0,0,0,0.2);
    z-index: 1000;
    text-decoration: none;
    transition: transform 0.3s;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    color: white;
}

.call-float-mobile {
    display: flex;
    position: fixed;
    bottom: 30px;
    left: 30px;
    background-color: var(--primary-blue);
    color: white;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    justify-content: center;
    align-items: center;
    font-size: 25px;
    box-shadow: 2px 2px 15px rgba(0,0,0,0.2);
    z-index: 1000;
    text-decoration: none;
    transition: transform 0.3s;
}

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

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

/* Responsive Design */
@media (max-width: 992px) {
    .about-content, .service-details {
        flex-direction: column;
    }
    .contact-wrapper {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--white);
        padding: 20px;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
        gap: 15px;
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: block;
    }

    #hero, .page-banner {
        padding: 100px 0;
    }

    #hero h2, .page-banner h1 {
        font-size: 2.5rem;
    }

    .section-title h2 {
        font-size: 2rem;
    }

    .call-float-mobile {
        display: flex;
    }
}