/* ===================================
   Labora - Main Stylesheet
   =================================== */

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

:root {
    /* Environmental & Material Testing Color Scheme */
    --primary-color: #1A547B;
    --secondary-color: #368ac2;
    --accent-color: #1AA5E0;
    --text-color: #333333;
    --text-light: #666666;
    --bg-light: #f5f7fa;
    --bg-white: #ffffff;
    --border-color: #d0d6e0;
    --success-color: #00a86b;
    --danger-color: #dc3545;
    --font-primary: 'Roboto', sans-serif;
    --font-secondary: 'Open Sans', sans-serif;
}

body {
    font-family: var(--font-secondary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-white);
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-color);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

.lead {
    font-size: 1.25rem;
    font-weight: 300;
    color: var(--text-color);
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

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

.text-center {
    text-align: center;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.btn-primary:hover {
    background-color: var(--secondary-color);
    color: var(--bg-white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(44, 90, 160, 0.3);
}

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

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

.btn-large {
    padding: 15px 40px;
    font-size: 18px;
}

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

.top-header {
    background-color: var(--secondary-color);
    color: var(--bg-white);
    padding: 10px 0;
}

.top-header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.contact-info {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.contact-info span {
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    color: var(--bg-white);
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.social-links a:hover {
    background-color: var(--accent-color);
    transform: translateY(-2px);
}

.main-nav {
    padding: 15px 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-image {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo h2 {
    margin: 0;
    font-size: 28px;
    color: var(--primary-color);
    line-height: 1.2;
}

.logo span {
    font-size: 10px;
    color: var(--text-light);
    display: block;
    margin-top: -5px;
}

.navigation {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    margin: 0;
}

.nav-menu a {
    color: var(--text-color);
    font-weight: 500;
    padding: 10px 0;
    position: relative;
}

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

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

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    transition: all 0.3s ease;
}

/* Hero Slider */
.hero-slider {
    position: relative;
    height: 600px;
    overflow: hidden;
    padding: 0;
}

.slider-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide.active {
    opacity: 1;
}

.slide-content {
    text-align: center;
    color: var(--bg-white);
    z-index: 2;
}

.slide-content h1 {
    font-size: 3.5rem;
    color: var(--bg-white);
    margin-bottom: 20px;
    animation: fadeInUp 1s ease;
}

.slide-content p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 30px;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    animation: fadeInUp 1s ease 0.4s both;
}

.hero-buttons .btn {
    background-color: var(--bg-white);
    color: var(--primary-color);
}

.hero-buttons .btn:hover {
    background-color: var(--accent-color);
    color: var(--bg-white);
}

.slider-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 30px;
    z-index: 10;
}

.slider-controls button {
    background-color: rgba(255, 255, 255, 0.2);
    border: none;
    color: var(--bg-white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 20px;
    transition: all 0.3s ease;
}

.slider-controls button:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

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

.dot.active {
    background-color: var(--bg-white);
    width: 30px;
    border-radius: 6px;
}

/* Sections */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-light);
}

/* Features Section */
.features-section {
    background-color: var(--bg-light);
}

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

.feature-box {
    text-align: center;
    padding: 40px 20px;
    background-color: var(--bg-white);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.feature-box:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    font-size: 32px;
}

.feature-box h3 {
    margin-bottom: 15px;
    color: var(--text-color);
}

.feature-box p {
    color: var(--text-light);
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin: 40px 0;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background-color: var(--bg-light);
    border-radius: 8px;
}

.stat-item h3 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.stat-item p {
    margin: 0;
    font-size: 14px;
    color: var(--text-light);
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    height: 100%;
    min-height: 400px;
    object-fit: cover;
    border-radius: 8px;
}

.image-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    font-size: 80px;
}

/* Services Section */
.services-section {
    background-color: var(--bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--bg-white);
    padding: 40px 30px;
    border-radius: 8px;
    text-align: center;
    transition: all 0.3s ease;
    border-top: 4px solid var(--primary-color);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.service-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background-color: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 28px;
}

.service-card h3 {
    margin-bottom: 15px;
}

.service-card p {
    margin-bottom: 20px;
}

.service-link {
    color: var(--primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.service-link:hover {
    gap: 12px;
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.team-member {
    background-color: var(--bg-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.member-image {
    position: relative;
    overflow: hidden;
    height: 300px;
}

.member-image .image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    font-size: 60px;
}

.member-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(44, 90, 160, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

.team-member:hover .member-overlay {
    opacity: 1;
}

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

.social-icons a {
    width: 40px;
    height: 40px;
    background-color: var(--bg-white);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.social-icons a:hover {
    background-color: var(--accent-color);
    color: var(--bg-white);
    transform: scale(1.1);
}

.member-info {
    padding: 25px;
    text-align: center;
}

.member-info h3 {
    margin-bottom: 5px;
    font-size: 1.25rem;
}

.member-info p {
    color: var(--text-light);
    font-size: 14px;
    margin: 0;
}

/* Testimonials Section */
.testimonials-section {
    background-color: var(--bg-light);
}

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

.testimonial-card {
    background-color: var(--bg-white);
    padding: 40px 30px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.testimonial-content {
    margin-bottom: 25px;
}

.quote-icon {
    color: var(--primary-color);
    font-size: 40px;
    margin-bottom: 20px;
    opacity: 0.3;
}

.testimonial-content p {
    font-style: italic;
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-color);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-image {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    font-size: 24px;
}

.author-info h4 {
    margin: 0 0 5px 0;
    font-size: 1rem;
}

.author-info p {
    margin: 0;
    font-size: 14px;
    color: var(--text-light);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--bg-white);
    text-align: center;
}

.cta-content h2 {
    color: var(--bg-white);
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn-primary {
    background-color: var(--bg-white);
    color: var(--primary-color);
}

.cta-buttons .btn-primary:hover {
    background-color: var(--accent-color);
    color: var(--bg-white);
}

.cta-buttons .btn-secondary {
    border-color: var(--bg-white);
    color: var(--bg-white);
}

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

/* Footer */
.main-footer {
    background-color: #1a1a1a;
    color: var(--bg-white);
    padding: 60px 0 20px;
}

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

.footer-column h3 {
    color: var(--bg-white);
    margin-bottom: 20px;
    font-size: 1.25rem;
}

.footer-column p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

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

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

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.3s ease;
}

.footer-column ul li a:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

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

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

.footer-social a:hover {
    background-color: var(--accent-color);
    transform: translateY(-3px);
}

.contact-info li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 15px;
    color: rgba(255, 255, 255, 0.7);
}

.contact-info li i {
    color: var(--accent-color);
    margin-top: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

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

/* Utility Classes */
.mt-20 { margin-top: 20px; }
.mt-40 { margin-top: 40px; }
.mb-20 { margin-bottom: 20px; }
.mb-40 { margin-bottom: 40px; }

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--bg-white);
    padding: 80px 0 40px;
    text-align: center;
}

.page-header h1 {
    color: var(--bg-white);
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.8);
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: var(--bg-white);
}

.breadcrumb span {
    color: var(--bg-white);
}

/* Mission & Vision Section */
.mission-vision-section {
    background-color: var(--bg-light);
}

.mission-vision-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.mission-box {
    background-color: var(--bg-white);
    padding: 40px 30px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.mission-box:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.mission-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    font-size: 32px;
}

.mission-box h3 {
    margin-bottom: 15px;
}

/* Stats Section */
.stats-section {
    background-color: var(--bg-white);
}

.stats-section .about-stats {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* Timeline Section */
.timeline-section {
    background-color: var(--bg-light);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--primary-color);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-year {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    position: relative;
    z-index: 2;
    flex-shrink: 0;
}

.timeline-content {
    flex: 1;
    background-color: var(--bg-white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    margin: 0 30px;
}

.timeline-content h3 {
    margin-bottom: 10px;
    color: var(--primary-color);
}

/* Service Features */
.service-features {
    list-style: none;
    margin: 20px 0;
    padding: 0;
}

.service-features li {
    padding: 8px 0;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 10px;
}

.service-features li i {
    color: var(--success-color);
}

/* Process Section */
.process-section {
    background-color: var(--bg-white);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.process-step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 20px;
}

.process-step h3 {
    margin-bottom: 10px;
}

/* Team Member Bio */
.member-bio {
    font-size: 13px;
    margin-top: 10px;
    line-height: 1.6;
}

/* Contact Section */
.contact-section {
    padding: 80px 0;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
}

.contact-info-section h2 {
    margin-bottom: 15px;
}

.contact-info-section > p {
    margin-bottom: 40px;
}

.contact-info-boxes {
    display: grid;
    gap: 30px;
}

.contact-info-box {
    display: flex;
    gap: 20px;
    padding: 25px;
    background-color: var(--bg-light);
    border-radius: 8px;
}

.info-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.info-content h3 {
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.info-content p {
    margin: 0;
    line-height: 1.8;
}

.contact-form-section h2 {
    margin-bottom: 30px;
}

.contact-form {
    display: grid;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-color);
}

.form-group input,
.form-group textarea {
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: var(--font-secondary);
    font-size: 16px;
    transition: border-color 0.3s ease;
}

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

.form-group textarea {
    resize: vertical;
}

/* Map Section */
.map-section {
    padding: 0;
}

.map-container {
    width: 100%;
    height: 400px;
    background-color: var(--bg-light);
}

.map-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
}

.map-placeholder i {
    font-size: 60px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.map-placeholder p {
    margin: 5px 0;
}

.map-address {
    font-size: 14px;
}

/* Blog Section */
.blog-section {
    padding: 80px 0;
}

.blog-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
}

.blog-posts {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.blog-post {
    background-color: var(--bg-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.blog-post:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    transform: translateY(-5px);
}

.post-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.post-image .image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    font-size: 60px;
}

.post-date {
    position: absolute;
    top: 20px;
    left: 20px;
    background-color: var(--bg-white);
    padding: 10px 15px;
    border-radius: 4px;
    text-align: center;
}

.post-date .day {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
}

.post-date .month {
    display: block;
    font-size: 0.9rem;
    color: var(--text-light);
    text-transform: uppercase;
}

.post-content {
    padding: 30px;
}

.post-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
    font-size: 14px;
    color: var(--text-light);
    flex-wrap: wrap;
}

.post-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.post-content h2 {
    margin-bottom: 15px;
}

.post-content h2 a {
    color: var(--text-color);
    transition: color 0.3s ease;
}

.post-content h2 a:hover {
    color: var(--primary-color);
}

.post-content > p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.read-more {
    color: var(--primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: gap 0.3s ease;
}

.read-more:hover {
    gap: 12px;
}

/* Blog Sidebar */
.blog-sidebar {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.sidebar-widget {
    background-color: var(--bg-white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.sidebar-widget h3 {
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.search-form {
    display: flex;
    gap: 0;
}

.search-form input {
    flex: 1;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 4px 0 0 4px;
    font-family: var(--font-secondary);
}

.search-form button {
    padding: 12px 20px;
    background-color: var(--primary-color);
    color: var(--bg-white);
    border: none;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.search-form button:hover {
    background-color: var(--secondary-color);
}

.category-list,
.recent-posts {
    list-style: none;
    padding: 0;
    margin: 0;
}

.category-list li,
.recent-posts li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.category-list li:last-child,
.recent-posts li:last-child {
    border-bottom: none;
}

.category-list a,
.recent-posts a {
    color: var(--text-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.category-list a span,
.recent-posts span {
    color: var(--text-light);
    font-size: 14px;
}

.recent-posts li {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.recent-posts a {
    font-weight: 600;
}

.recent-posts span {
    font-size: 12px;
}

.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag-cloud a {
    padding: 8px 15px;
    background-color: var(--bg-light);
    color: var(--text-color);
    border-radius: 20px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.tag-cloud a:hover {
    background-color: var(--primary-color);
    color: var(--bg-white);
}

/* Cases Section */
.cases-section {
    padding: 80px 0;
}

.case-filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 25px;
    background-color: var(--bg-white);
    color: var(--text-color);
    border: 2px solid var(--border-color);
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--primary-color);
    color: var(--bg-white);
    border-color: var(--primary-color);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.case-item {
    background-color: var(--bg-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.case-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.case-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.case-image .image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    font-size: 60px;
}

.case-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(44, 90, 160, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

.case-item:hover .case-overlay {
    opacity: 1;
}

.case-link {
    width: 60px;
    height: 60px;
    background-color: var(--bg-white);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    transition: all 0.3s ease;
}

.case-link:hover {
    background-color: var(--accent-color);
    color: var(--bg-white);
    transform: scale(1.1);
}

.case-content {
    padding: 30px;
}

.case-category {
    display: inline-block;
    padding: 5px 15px;
    background-color: var(--bg-light);
    color: var(--primary-color);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.case-content h3 {
    margin-bottom: 15px;
}

.case-content h3 a {
    color: var(--text-color);
    transition: color 0.3s ease;
}

.case-content h3 a:hover {
    color: var(--primary-color);
}

.case-content > p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.case-meta {
    display: flex;
    gap: 20px;
    font-size: 14px;
    color: var(--text-light);
}

.case-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

/* WhatsApp Floating Button Tooltip */
.whatsapp-float-btn {
    position: relative;
}

.whatsapp-tooltip {
    position: absolute;
    left: 70px;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--primary-color);
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 14px;
    white-space: nowrap;
    opacity: 1;
    visibility: visible;
    pointer-events: none;
    font-weight: 500;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    right: 100%;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-right-color: var(--primary-color);
}