/* === PROJECT FILTER BUTTONS === */
.project-filter-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}
.project-filter-buttons .filter-btn {
    background: var(--bg-light);
    color: var(--secondary-color);
    border: 2px solid var(--primary-color);
    border-radius: 30px;
    padding: 0.7rem 1.7rem;
    font-size: 1.1rem;
    font-weight: 600;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.7rem;
    cursor: pointer;
}
.project-filter-buttons .filter-btn.active,
.project-filter-buttons .filter-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-hover);
}
.project-filter-buttons .filter-btn i {
    font-size: 1.2rem;
}
/* ========================================
   KOCATEPE İNŞAAT - ANA SITE CSS
   Modern, Responsive, Profesyonel Tasarım
   ======================================== */

/* === ROOT VARIABLES === */
:root {
    --primary-color: #e67e22;
    --secondary-color: #2c3e50;
    --accent-color: #27ae60;
    --text-dark: #2c3e50;
    --text-light: #7f8c8d;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --success: #27ae60;
    --warning: #f39c12;
    --danger: #e74c3c;
    --transition: all 0.3s ease;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-hover: 0 5px 20px rgba(0,0,0,0.15);
}

/* === RESET & BASE === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

/* === ANIMATION CLASSES === */
.service-card, .project-card, .testimonial-card, .why-us-card {
    opacity: 1;
    transform: translateY(0);
}

.animate-in {
    animation: fadeInUp 0.6s ease forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Performance optimizations */
.hero-section,
.service-card:hover,
.project-card:hover,
.btn:hover {
    will-change: transform;
}

.service-card,
.project-card,
.testimonial-card {
    contain: layout style paint;
}

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

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

.navbar {
    padding: 1rem 0;
}

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

.navbar-brand {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.brand-logo {
    height: 45px;
    width: auto;
    object-fit: contain;
}

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

.nav-link {
    color: var(--text-dark);
    font-weight: 500;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
}

.nav-link:hover {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.navbar-contact {
    display: flex;
    align-items: center;
}

.contact-link {
    color: var(--primary-color);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    transition: var(--transition);
}

/* === HERO SECTION === */
.hero-section {
    position: relative;
    height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    background-image: url('/img/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    color: var(--white);
    text-align: center;
    /* Performance optimization for parallax */
    will-change: transform;
    transform: translateZ(0);
    backface-visibility: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-slogan {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* === HERO SLIDER === */
.hero-slider-container {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}
.hero-slider {
    width: 100%;
    height: 100%;
    position: relative;
}
.hero-slide {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.7s;
    z-index: 1;
}
.hero-slide.active {
    opacity: 1;
    z-index: 2;
}
.hero-slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.4);
    color: #fff;
    border: none;
    font-size: 2.2rem;
    padding: 0.2em 0.7em;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    transition: background 0.2s;
}
.hero-slider-btn.prev { left: 2%; }
.hero-slider-btn.next { right: 2%; }
.hero-slider-btn:hover { background: var(--primary-color); color: #fff; }
.hero-section { position: relative; overflow: hidden; }
.hero-overlay { z-index: 3; }
.hero-content { z-index: 4; position: relative; }

/* === SECTIONS === */
.section-padding {
    padding: 4rem 0;
}

.section-header {
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

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

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

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

/* === BUTTONS === */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 5px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

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

.btn-primary:hover {
    background: #d35400;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

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

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

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

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

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-block {
    display: block;
    width: 100%;
}

/* === SERVICES GRID === */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

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

.service-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.service-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.service-description {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.service-link {
    color: var(--primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.service-link:hover {
    gap: 0.75rem;
}

/* === SERVICES DETAIL GRID === */
.services-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.service-detail-card {
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: var(--transition);
    text-align: center;
}

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

.service-detail-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.service-detail-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 0.75rem;
}

.service-detail-description {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.service-detail-image img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.service-features {
    list-style: none;
    padding: 0;
    margin: 1rem 0 1.5rem 0;
}

.service-features li {
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

/* === PROJECTS === */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.before-after-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    border: 3px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.image-wrapper {
    position: relative;
    overflow: hidden;
    border: 3px solid var(--primary-color);
}

.image-wrapper.before {
    border-right: 3px solid var(--primary-color);
}

.image-wrapper img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.image-label {
    position: absolute;
    bottom: 10px;
    left: 10px;
    background: rgba(0,0,0,0.85);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 5px;
    font-size: 0.95rem;
    font-weight: 700;
    border: 2px solid var(--white);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.project-info {
    padding: 1.5rem;
}

.project-category {
    display: inline-block;
    background: var(--primary-color);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.project-title {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--secondary-color);
}

.project-description {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.project-link {
    color: var(--primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

/* === SLIDER === */
.before-after-slider {
    position: relative;
    overflow: hidden;
}

.slider-container {
    display: flex;
    transition: transform 0.5s ease;
}

.slide {
    min-width: 100%;
    padding: 0 10px;
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.9);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition);
}

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

.prev-btn {
    left: 20px;
}

.next-btn {
    right: 20px;
}

/* === WHY US === */
.why-us-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.why-us-card {
    text-align: center;
    padding: 2rem;
}

.why-us-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.why-us-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--secondary-color);
}

.why-us-card p {
    color: var(--text-light);
}

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

.testimonial-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.testimonial-rating {
    color: #f39c12;
    margin-bottom: 1rem;
}

.testimonial-comment {
    font-style: italic;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-image {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.author-initial {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    color: var(--white);
    font-weight: bold;
    font-size: 1.5rem;
}

.author-name {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.author-title {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* === CTA SECTION === */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
}

.cta-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-text {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

/* === CONTACT BUTTONS FIXED === */
.contact-buttons-fixed {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 999;
}

.contact-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--white);
    box-shadow: var(--shadow-hover);
    transition: var(--transition);
}

.contact-btn:hover {
    transform: scale(1.1);
}

.whatsapp-btn {
    background: #25D366;
}

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

/* === GLOBAL CONTACT BUTTON & MODAL === */
.global-contact-btn {
    position: fixed;
    left: 32px;
    bottom: 32px;
    z-index: 9999;
    background: var(--primary-color);
    color: #fff;
    border: none;
    font-size: 2.3rem;
    padding: 0.5em 0.7em;
    border-radius: 50%;
    box-shadow: var(--shadow-hover);
    cursor: pointer;
    transition: background 0.2s;
}
.global-contact-btn:hover {
    background: #25d366;
    color: #fff;
}

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

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

.footer-title {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.footer-description {
    margin-bottom: 1rem;
    color: #bdc3c7;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

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

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: #bdc3c7;
}

.footer-links a:hover {
    color: var(--primary-color);
}

.footer-contact li {
    display: flex;
    align-items: start;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: #bdc3c7;
}

.footer-contact i {
    color: var(--primary-color);
    margin-top: 3px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 1.5rem 0;
    text-align: center;
    color: #bdc3c7;
}

/* === PAGE HEADER === */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 3rem 0;
    text-align: center;
}

.page-title {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.page-subtitle {
    font-size: 1.2rem;
}

/* === FORMS === */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #dfe6e9;
    border-radius: 5px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* === ANIMATIONS === */
.fade-in {
    animation: fadeIn 1s ease-in;
}

.fade-in-delay {
    animation: fadeIn 1s ease-in 0.3s both;
}

.fade-in-delay-2 {
    animation: fadeIn 1s ease-in 0.6s both;
}

.fade-in-delay-3 {
    animation: fadeIn 1s ease-in 0.9s both;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* === ALERT === */
.alert {
    padding: 1rem;
    border-radius: 5px;
    margin-bottom: 1rem;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-danger {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* === ABOUT PAGE === */
.about-content-section {
    padding-top: 3rem;
    padding-bottom: 3rem;
}
.about-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2.5rem;
    align-items: center;
}
.about-image {
    flex: 1 1 320px;
    min-width: 320px;
    max-width: 420px;
}
.about-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: var(--shadow);
}
.about-text {
    flex: 2 1 400px;
}
.about-features {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-top: 2rem;
}
.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.1rem;
    color: var(--primary-color);
    background: #fff7ed;
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    font-weight: 600;
}

/* Mission & Vision */
.mission-vision-section {
    padding-top: 3rem;
    padding-bottom: 3rem;
}
.mission-vision-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
}
.mission-card {
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    padding: 2rem 1.5rem;
    flex: 1 1 320px;
    min-width: 320px;
    max-width: 420px;
    text-align: center;
}
.card-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* === WORKING PROCESS === */
.working-process-section {
    padding-top: 3rem;
    padding-bottom: 3rem;
}
.process-steps {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
    margin-top: 2.5rem;
}
.process-step {
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    padding: 2rem 1.5rem;
    flex: 1 1 220px;
    min-width: 220px;
    max-width: 260px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: var(--transition);
}
.process-step:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-8px);
}
.step-number {
    background: var(--primary-color);
    color: var(--white);
    font-size: 1.2rem;
    font-weight: 700;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.75rem;
}
.step-icon {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 0.75rem;
}
.process-step h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}
.process-step p {
    color: var(--text-light);
    font-size: 0.98rem;
}

/* === CONTACT PAGE === */
.contact-section {
    padding-top: 3rem;
    padding-bottom: 3rem;
}
.contact-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2.5rem;
    align-items: flex-start;
}
.contact-form-wrapper {
    flex: 1 1 340px;
    min-width: 320px;
    max-width: 480px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    padding: 2rem 1.5rem;
}
.contact-info-wrapper {
    flex: 1 1 320px;
    min-width: 320px;
    max-width: 420px;
    background: #fff7ed;
    border-radius: 12px;
    box-shadow: var(--shadow);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}
.contact-info-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}
.contact-info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.08rem;
    color: var(--text-dark);
}
.contact-info-item i {
    font-size: 1.4rem;
    color: var(--primary-color);
}

/* === CONTACT MODAL === */
.contact-form-modal-trigger {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
}
.contact-modal-btn {
    background: #25d366;
    color: #fff;
    border: none;
    font-size: 2.5rem;
    padding: 0.5em 0.7em;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: background 0.2s;
}
.contact-modal-btn:hover {
    background: var(--primary-color);
    color: #fff;
}
.contact-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0; top: 0; width: 100vw; height: 100vh;
    background: rgba(0,0,0,0.45);
    align-items: center;
    justify-content: center;
}
.contact-modal.active {
    display: flex;
}
.contact-modal-content {
    background: var(--white);
    padding: 2.5rem 2rem;
    border-radius: 14px;
    box-shadow: var(--shadow-hover);
    min-width: 320px;
    max-width: 420px;
    width: 100%;
    position: relative;
}
.contact-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 2rem;
    color: var(--primary-color);
    cursor: pointer;
    font-weight: bold;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .navbar-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .navbar-contact {
        display: none;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-slogan {
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .services-grid,
    .projects-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-buttons-fixed {
        bottom: 20px;
        right: 20px;
    }
    
    .contact-btn {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
}

/* === VISION CARD === */
.vision-card {
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    padding: 2rem 1.5rem;
    flex: 1 1 320px;
    min-width: 320px;
    max-width: 420px;
    text-align: center;
    margin-top: 0;
}