/* ========================================
   Civex Technical Services - Stylesheet
   Corporate Blue/Grey/White Theme
   ======================================== */

/* CSS Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette - Corporate Blue/Grey/White */
    --primary-blue: #1e3a5f;
    --secondary-blue: #2c5282;
    --accent-blue: #3182ce;
    --light-blue: #4299e1;
    --dark-grey: #2d3748;
    --medium-grey: #4a5568;
    --light-grey: #718096;
    --very-light-grey: #e2e8f0;
    --background-grey: #f7fafc;
    --white: #ffffff;
    --text-dark: #1a202c;
    --text-medium: #4a5568;
    --border-color: #cbd5e0;
    
    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-heading: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Container */
    --container-max-width: 1200px;
    --container-padding: 1.5rem;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ========================================
   Header and Navigation
   ======================================== */
.header {
    background-color: var(--white);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    padding-bottom: var(--spacing-md);
}

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

.logo .tagline {
    font-size: 0.875rem;
    color: var(--medium-grey);
    margin-top: -0.25rem;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-list a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-list a.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--primary-blue);
}

/* Hamburger Menu (Mobile) */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

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

/* ========================================
   Hero Section
   ======================================== */
.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--white);
    padding: var(--spacing-xxl) 0;
    text-align: center;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-align: center;
}

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

.btn-primary:hover {
    background-color: var(--secondary-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

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

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--primary-blue);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* ========================================
   Sections
   ======================================== */
section {
    padding: var(--spacing-xxl) 0;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-medium);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

/* Page Header */
.page-header {
    background-color: var(--background-grey);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-sm);
}

.page-header p {
    font-size: 1.25rem;
    color: var(--text-medium);
}

/* ========================================
   Introduction Section
   ======================================== */
.introduction {
    background-color: var(--white);
}

.intro-content {
    max-width: 900px;
    margin: 0 auto;
}

.intro-content .lead {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

.intro-content p {
    margin-bottom: var(--spacing-md);
    color: var(--text-medium);
}

/* ========================================
   Services Overview
   ======================================== */
.services-overview {
    background-color: var(--background-grey);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.service-card {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.service-card h3 {
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-md);
}

.service-card p {
    color: var(--text-medium);
    margin-bottom: var(--spacing-md);
}

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

.service-link:hover {
    color: var(--primary-blue);
}

/* ========================================
   Why Choose Section
   ======================================== */
.why-choose {
    background-color: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.feature-item {
    text-align: center;
    padding: var(--spacing-md);
}

.feature-item h3 {
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-sm);
}

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

/* ========================================
   Services Page Content
   ======================================== */
.services-content {
    background-color: var(--white);
}

.service-section {
    margin-bottom: var(--spacing-xxl);
    padding-bottom: var(--spacing-xxl);
    border-bottom: 1px solid var(--border-color);
}

.service-section:last-child {
    border-bottom: none;
}

.service-section h2 {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-md);
}

.service-intro {
    font-size: 1.125rem;
    color: var(--text-medium);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.service-details h3 {
    font-size: 1.5rem;
    color: var(--dark-grey);
    margin-bottom: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.service-list {
    list-style: none;
    padding-left: 0;
}

.service-list li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    color: var(--text-medium);
    line-height: 1.8;
}

.service-list li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--accent-blue);
    font-weight: bold;
}

.service-list li strong {
    color: var(--text-dark);
}

.sub-section {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    padding-left: var(--spacing-md);
    border-left: 3px solid var(--accent-blue);
}

.sub-section h3 {
    font-size: 1.375rem;
    color: var(--secondary-blue);
    margin-bottom: var(--spacing-md);
}

/* ========================================
   About Page
   ======================================== */
.about-content {
    background-color: var(--white);
}

.about-section {
    margin-bottom: var(--spacing-xxl);
}

.about-section h2 {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-lg);
}

.about-section p {
    color: var(--text-medium);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.vision-mission {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xxl) 0;
}

.about-card {
    background-color: var(--background-grey);
    padding: var(--spacing-lg);
    border-radius: 8px;
    border-top: 4px solid var(--primary-blue);
}

.about-card h2 {
    font-size: 1.75rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-md);
}

.about-card p {
    color: var(--text-medium);
    line-height: 1.8;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.value-item {
    padding: var(--spacing-md);
}

.value-item h3 {
    font-size: 1.375rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-sm);
}

.value-item p {
    color: var(--text-medium);
    line-height: 1.8;
}

.approach-list {
    list-style: none;
    padding-left: 0;
    margin-top: var(--spacing-lg);
}

.approach-list li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    color: var(--text-medium);
    line-height: 1.8;
}

.approach-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-blue);
    font-weight: bold;
    font-size: 1.2rem;
}

.approach-list li strong {
    color: var(--text-dark);
}

/* ========================================
   Contact Page
   ======================================== */
.contact-section {
    background-color: var(--white);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xxl);
    margin-bottom: var(--spacing-xxl);
}

.contact-info h2 {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-lg);
}

.info-item {
    margin-bottom: var(--spacing-xl);
}

.info-item h3 {
    font-size: 1.25rem;
    color: var(--dark-grey);
    margin-bottom: var(--spacing-sm);
}

.info-item p {
    color: var(--text-medium);
    line-height: 1.8;
}

.contact-form-wrapper h2 {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-lg);
}

.contact-form {
    background-color: var(--background-grey);
    padding: var(--spacing-lg);
    border-radius: 8px;
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.required {
    color: #e53e3e;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    font-size: 1rem;
    font-family: var(--font-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(49, 130, 206, 0.1);
}

.error-message {
    display: block;
    color: #e53e3e;
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

.form-success {
    background-color: #c6f6d5;
    color: #22543d;
    padding: var(--spacing-md);
    border-radius: 4px;
    margin-top: var(--spacing-md);
}

.map-section {
    margin-top: var(--spacing-xxl);
}

.map-section h2 {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.map-container {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.map-container iframe {
    display: block;
}

.map-note {
    text-align: center;
    color: var(--light-grey);
    font-size: 0.875rem;
    margin-top: var(--spacing-sm);
    font-style: italic;
}

/* ========================================
   Call to Action Section
   ======================================== */
.cta-section {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: var(--white);
    text-align: center;
    padding: var(--spacing-xxl) 0;
}

.cta-section h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

.cta-section p {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background-color: var(--dark-grey);
    color: var(--white);
    padding: var(--spacing-xxl) 0 var(--spacing-lg) 0;
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

.footer-section h3 {
    font-size: 1.5rem;
}

.footer-section h4 {
    font-size: 1.25rem;
}

.footer-section p {
    color: var(--very-light-grey);
    line-height: 1.8;
    margin-bottom: var(--spacing-xs);
}

.footer-section ul {
    list-style: none;
    padding-left: 0;
}

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section ul li a {
    color: var(--very-light-grey);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--spacing-lg);
    text-align: center;
}

.footer-bottom p {
    color: var(--very-light-grey);
    font-size: 0.875rem;
}

/* ========================================
   Responsive Design
   ======================================== */

/* Tablet Styles */
@media (max-width: 968px) {
    :root {
        --container-padding: 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .vision-mission {
        grid-template-columns: 1fr;
    }
}

/* Mobile Styles */
@media (max-width: 768px) {
    /* Navigation */
    .nav-list {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        padding: var(--spacing-lg);
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
        transition: left 0.3s ease;
        gap: var(--spacing-md);
    }
    
    .nav-list.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    /* Typography */
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    .page-header p {
        font-size: 1.125rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .service-section h2 {
        font-size: 1.75rem;
    }
    
    /* Spacing */
    section {
        padding: var(--spacing-xl) 0;
    }
    
    .services-grid,
    .features-grid,
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn {
        width: 100%;
    }
    
    .sub-section {
        padding-left: var(--spacing-sm);
        margin-left: var(--spacing-sm);
    }
}

/* Small Mobile Styles */
@media (max-width: 480px) {
    .logo h1 {
        font-size: 1.25rem;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .contact-form {
        padding: var(--spacing-md);
    }
}

.contact-section {
    padding: 60px 20px;
    background-color: #f5f7fa;
    font-family: Arial, sans-serif;
}

.contact-container {
    max-width: 1000px;
    margin: auto;
    background: #ffffff;
    padding: 40px;
    border-radius: 8px;
}

.contact-container h1 {
    text-align: center;
    color: #1f2a44;
}

.contact-subtitle {
    text-align: center;
    margin-bottom: 40px;
    color: #555;
}

.contact-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.contact-box {
    background: #f9fafc;
    padding: 20px;
    border-left: 4px solid #3b82f6;
    border-radius: 5px;
}

.contact-box h3 {
    margin-bottom: 10px;
    color: #1f2a44;
}

.contact-link {
    color: #3b82f6;
    text-decoration: none;
    font-weight: bold;
}

.contact-link:hover {
    text-decoration: underline;
}

.contact-form {
    max-width: 650px;
    margin: 0 auto;
}

.contact-form input,
.contact-form textarea {
    font-size: 14px;
    padding: 10px;
}

.contact-form textarea {
    min-height: 120px;
}
/* Footer contact link visibility fix */
.footer a {
  color: #ffffff;            /* White text */
  text-decoration: none;
  font-weight: 500;
}

.footer a:hover {
  color: #4da3ff;            /* Soft blue on hover */
  text-decoration: underline;
}
/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 25px;
  right: 25px;
  width: 55px;
  height: 55px;
  background-color: #25d366;
  border-radius: 50%;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  transition: transform 0.3s ease;
}

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

.whatsapp-float img {
  width: 32px;
  height: 32px;
}