/* ===================================
   DOSHI TECH SERVICES - PROFESSIONAL STYLING
   =================================== */

:root {
    --primary-color: #0052CC;
    --secondary-color: #003D99;
    --accent-color: #00A4EF;
    --light-bg: #F5F7FA;
    --dark-bg: #1F2937;
    --text-dark: #1F2937;
    --text-light: #6B7280;
    --white: #FFFFFF;
    --border-color: #E5E7EB;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== HEADER & NAVIGATION ===== */
.header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    min-height: 80px;
}

.navbar-brand {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 15px;
    text-decoration: none;
    color: var(--primary-color);
    padding: 0;
}


/* Desktop logo size fix */
.navbar-brand .logo {
    height: 150px;          /* ✅ set your desired logo size */
    max-height: 150px;
    width: auto;
    margin-right: 0;
    flex-shrink: 0;
    min-height: 0;         /* ✅ remove forced height */
    object-fit: contain;
    display: block;
}


.navbar-brand h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
}

.brand-text {
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-left: 0.75rem;
    white-space: nowrap;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.5px;
}

.brand-text-mobile {
    display: none;
}

.brand-text-desktop {
    display: none;
}

.brand-text-desktop h1 {
    display: none;
}

@media (min-width: 768px) {
    .brand-text-mobile {
        display: none;
    }
    .brand-text-desktop {
        display: block;
    }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    align-items: center;
    margin: 0;
    padding: 0 2rem;
    height: 100%;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
    font-size: 0.95rem;
    white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

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

.dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    list-style: none;
    min-width: 200px;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    padding: 0.5rem 0;
    margin-top: 0.5rem;
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-menu li a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--text-dark);
    text-decoration: none;
    transition: all 0.3s ease;
}

.dropdown-menu li a:hover {
    background: var(--light-bg);
    color: var(--primary-color);
    padding-left: 2rem;
}

.hamburger {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 6px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ===== HERO SECTION ===== */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    padding: 4rem 0;
    background: linear-gradient(135deg, #F5F7FA 0%, #E8F0FF 100%);
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    padding-left: 2rem;
    padding-right: 2rem;
}

.hero-content p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.btn {
    padding: 0.875rem 2rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.btn-large {
    padding: 1rem 3rem;
    font-size: 1.1rem;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

/* ===== FEATURED SERVICES ===== */
.featured-services {
    padding: 5rem 0;
    background: var(--white);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 3rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.service-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: var(--light-bg);
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.service-card:hover .service-image img {
    transform: scale(1.05);
}

.service-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
    padding: 1.5rem 1.5rem 0.5rem;
}

.service-card p {
    color: var(--text-light);
    padding: 0.5rem 1.5rem 1rem;
    font-size: 0.95rem;
    line-height: 1.6;
    flex-grow: 1;
}

.service-features {
    flex-grow: 1;
    padding: 0 1.5rem;
}

.service-card .btn {
    margin: 1.5rem;
    margin-top: auto;
    align-self: flex-start;
}

.read-more {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    margin: 0 1.5rem 1.5rem;
    transition: all 0.3s ease;
}

.read-more:hover {
    color: var(--secondary-color);
    transform: translateX(5px);
}

/* ===== WHY CHOOSE US ===== */
.why-choose-us {
    padding: 5rem 0;
    background: linear-gradient(135deg, #F5F7FA 0%, #E8F0FF 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-box {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.feature-box:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-box h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.feature-box p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ===== CLIENTS SECTION ===== */
.clients-section {
    padding: 5rem 0;
    background: var(--light-bg);
    overflow: hidden;
}

.clients-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 3rem;
}

.clients-carousel {
    position: relative;
    overflow: hidden;
    background: var(--white);
    border-radius: 12px;
    padding: 2rem 0;
    box-shadow: var(--shadow);
}

.clients-track {
    display: flex;
    gap: 2rem;
    animation: scroll 40s linear infinite;
    width: fit-content;
    padding: 0 2rem;
}

.client-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 160px;
    height: 90px;
    background: linear-gradient(135deg, #f5f7fa 0%, #e8f0ff 100%);
    border-radius: 8px;
    padding: 1.5rem;
    flex-shrink: 0;
    opacity: 0.8;
    transition: all 0.3s ease;
    border: 2px solid var(--primary-color);
    font-weight: 600;
    color: var(--primary-color);
    font-size: 1rem;
    text-align: center;
}

.client-logo:hover {
    opacity: 1;
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 82, 204, 0.2);
}

.client-name {
    font-weight: 700;
    color: var(--primary-color);
    font-size: 1.1rem;
}

.client-logo-img {
    max-width: 90%;
    max-height: 90%;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
}

.logo-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

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

.clients-carousel:hover .clients-track {
    animation-play-state: paused;
}

/* ===== CTA SECTION ===== */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    background-attachment: fixed;
    color: var(--white);
    padding: 4rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%), radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.cta-section .container {
    position: relative;
    z-index: 1;
}

.cta-section h2 {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: 0.5px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.cta-section p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    font-weight: 500;
    letter-spacing: 0.3px;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--dark-bg);
    color: var(--white);
    padding: 3rem 0 1rem;
}

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

.footer-section h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.footer-section p {
    color: #D1D5DB;
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #D1D5DB;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--accent-color);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--accent-color);
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
    color: #9CA3AF;
    font-size: 0.9rem;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.fade-in {
    animation: fadeIn 0.8s ease forwards;
    opacity: 0;
}

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

.fade-in-right {
    animation: fadeInRight 0.8s ease forwards;
    opacity: 0;
}

.slide-in-left {
    animation: slideInLeft 0.8s ease forwards;
    opacity: 0;
}

.slide-in-right {
    animation: slideInRight 0.8s ease forwards;
    opacity: 0;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .navbar .container {
        justify-content: space-between;
    }
    
    .navbar-brand {
        order: 1;
    }
    
    .hamburger {
        display: flex;
        order: 2;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        gap: 0;
        padding: 1rem 0;
        box-shadow: var(--shadow-lg);
        order: 3;
    }

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

    .nav-link {
        padding: 0.75rem 1.5rem;
        display: block;
    }
    
    .navbar-brand .logo {
        height: 100%;
        min-height: 80px;
    }
    
    .navbar .container {
        min-height: 80px;
    }

    .hero {
        grid-template-columns: 1fr;
        padding: 2rem 0;
    }

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

    .hero-content p {
        font-size: 1rem;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

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

    .services-grid {
        grid-template-columns: 1fr;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.5rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .navbar-brand h1 {
        font-size: 1.2rem;
    }

    .navbar-brand .logo {
        height: 40px;
    }
}