/* ============================================
   GLOBAL STYLES & VARIABLES
   ============================================ */
:root {
    --primary-color: #0099ff;
    --secondary-color: #0077cc;
    --accent-color: #00ccff;
    --text-color: #333;
    --light-bg: #e6f7ff;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.2);
}

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

html {
    scroll-behavior: smooth;
}

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

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

/* ============================================
   NAVIGATION BAR
   ============================================ */
.navbar {
    background: linear-gradient(135deg, #0099ff 0%, #0077cc 100%);
    color: var(--white);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    font-size: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
}

.brand-text h1 {
    font-size: 1.6rem;
    font-weight: 700;
    margin: 0;
}

.tagline {
    font-size: 0.75rem;
    margin: 0.2rem 0 0 0;
    opacity: 0.95;
    font-weight: 400;
}

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

.nav-menu a {
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s ease;
    font-weight: 500;
}

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

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    background: linear-gradient(135deg, #0099ff 0%, #00ccff 100%);
    color: var(--white);
    padding: 60px 20px;
    text-align: center;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-content {
    max-width: 800px;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.cta-button {
    background-color: var(--accent-color);
    color: var(--white);
    border: none;
    padding: 15px 40px;
    font-size: 1.1rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.cta-button:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
    padding: 80px 20px;
    background-color: var(--light-bg);
}

.section-title {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--secondary-color);
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    text-align: center;
    border-top: 4px solid var(--primary-color);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: inline-block;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
    color: var(--secondary-color);
}

.service-card p {
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.service-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.service-link:hover {
    color: #c0392b;
}

/* ============================================
   CLIENTS SECTION
   ============================================ */
.clients {
    padding: 60px 20px;
    background-color: var(--white);
}

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

.clients-track {
    display: flex;
    animation: scroll 30s linear infinite;
    gap: 2rem;
    width: max-content;
}

.client-item {
    flex-shrink: 0;
    min-width: 250px;
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    border-top: 4px solid var(--primary-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    transition: all 0.3s ease;
}

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

.client-logo {
    font-size: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: var(--light-bg);
    border-radius: 10px;
}

.client-item p {
    font-size: 1rem;
    font-weight: 600;
    color: var(--secondary-color);
    margin: 0;
}

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

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

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    padding: 80px 20px;
    background-color: var(--white);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-text p {
    font-size: 1.05rem;
    color: #555;
    margin-bottom: 1.5rem;
    line-height: 1.9;
}

.about-list {
    list-style: none;
    margin-bottom: 2rem;
}

.about-list li {
    font-size: 1rem;
    padding: 0.8rem 0;
    color: #444;
}

.about-closing {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--primary-color);
    font-style: italic;
}

/* ============================================
   TEAM SECTION
   ============================================ */
.team {
    padding: 80px 20px;
    background-color: var(--light-bg);
}

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

.team-member {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border-top: 4px solid var(--primary-color);
}

.team-member:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.member-avatar {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.team-member h3 {
    font-size: 1.3rem;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.member-role {
    font-size: 0.95rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.8rem;
}

.member-bio {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.6;
}

/* ============================================
   PORTFOLIO SECTION
   ============================================ */
.portfolio {
    padding: 80px 20px;
    background-color: var(--white);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    background: var(--light-bg);
    padding: 2rem;
    border-radius: 12px;
    border-left: 5px solid var(--primary-color);
    transition: all 0.3s ease;
}

.portfolio-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateX(5px);
}

.portfolio-image {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.portfolio-item h3 {
    font-size: 1.2rem;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.portfolio-type {
    font-size: 0.9rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.8rem;
}

.portfolio-description {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.7;
}

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */
.testimonials {
    padding: 80px 20px;
    background-color: var(--light-bg);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border-top: 4px solid var(--accent-color);
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.stars {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: 0.95rem;
    color: #555;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author {
    font-size: 0.9rem;
    color: var(--secondary-color);
    font-weight: 600;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    padding: 80px 20px;
    background-color: var(--light-bg);
}

.contact-details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-details-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    border-top: 4px solid var(--primary-color);
    transition: all 0.3s ease;
}

.contact-details-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.contact-details-card h3 {
    font-size: 1.2rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
    text-align: center;
}

.contact-details-card p {
    font-size: 0.95rem;
    color: #555;
    line-height: 1.8;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60px;
}

.contact-details-card a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.contact-details-card a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 2rem;
    text-align: center;
}

/* ============================================
   WHATSAPP CHAT BUTTON
   ============================================ */
.whatsapp-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 999;
    text-decoration: none;
    font-size: 2rem;
}

.whatsapp-btn:hover {
    background-color: #20BA5A;
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

/* ============================================
   CALL BUTTON
   ============================================ */
.call-btn {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #0099ff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0, 153, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 999;
    text-decoration: none;
    font-size: 2rem;
}

.call-btn:hover {
    background-color: #0077cc;
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 153, 255, 0.6);
}

@media (max-width: 768px) {
    .whatsapp-btn {
        width: 55px;
        height: 55px;
        bottom: 20px;
        right: 20px;
        font-size: 1.8rem;
    }

    .call-btn {
        width: 55px;
        height: 55px;
        bottom: 85px;
        right: 20px;
        font-size: 1.8rem;
    }
}

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

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-menu {
        flex-wrap: wrap;
        gap: 1rem;
        justify-content: center;
    }

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

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

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

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

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

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

    .client-item {
        min-width: 200px;
        padding: 1.5rem;
    }

    .contact-details-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .navbar-brand {
        gap: 0.5rem;
    }

    .logo {
        font-size: 1.8rem;
        width: 40px;
        height: 40px;
    }

    .brand-text h1 {
        font-size: 1rem;
    }

    .tagline {
        font-size: 0.6rem;
    }

    .nav-menu {
        gap: 0.8rem;
    }

    .nav-menu a {
        font-size: 0.9rem;
    }

    .hero {
        padding: 40px 20px;
        min-height: 50vh;
    }

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

    .hero-subtitle {
        font-size: 0.95rem;
    }

    .cta-button {
        padding: 12px 25px;
        font-size: 0.95rem;
    }
}