:root {
    --primary: #0066cc;
    --secondary: #00a0e3;
    --accent: #00c9c8;
    --dark: #003366;
    --light: #f8fbfe;
    --text: #333333;
    --gray: #777777;
    --white: #ffffff;
    --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --topbar-bg: #002147;

    /* Yükseklik değişkenleri */
    --topbar-height: 36px;   /* desktop top bar */
    --header-height: 80px;   /* header + logo/padding */
}

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

body {
    font-family: 'Open Sans', sans-serif;
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    padding-bottom: 60px;
}

h1, h2, h3, h4, h5 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    line-height: 1.3;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
    border: 2px solid var(--primary);
    cursor: pointer;
}
.btn:hover { background: transparent; color: var(--primary); transform: translateY(-3px); }
.btn-secondary { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-secondary:hover { background: var(--primary); color: var(--white); }

/* Sections */
.section { padding: 100px 0; }
.section-title { text-align: center; margin-bottom: 70px; position: relative; }
.section-title h2 { font-size: 36px; color: var(--dark); margin-bottom: 15px; }
.section-title p { color: var(--gray); max-width: 700px; margin: 0 auto; }
.section-title::after {
    content: '';
    position: absolute;
    width: 80px;
    height: 4px;
    background: var(--accent);
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

/* Top bar */
.top-bar {
    background: var(--topbar-bg);
    color: var(--white);
    padding: 8px 0;
    font-size: 14px;
    height: var(--topbar-height);
}
.top-bar-container { display: flex; justify-content: space-between; align-items: center; }
.top-bar-contact { display: flex; gap: 20px; }
.top-bar-contact span { display: flex; align-items: center; gap: 8px; }
.top-bar-social a { color: var(--white); margin-left: 15px; transition: color 0.3s ease; }
.top-bar-social a:hover { color: var(--accent); }

/* Header */
header {
    position: fixed;
    top: var(--topbar-height);
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}
.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    min-height: var(--header-height);
}
.logo { display: flex; align-items: center; }
.logo-img { height: 80px; }

/* Altın yazı efekti */
.gold-text {
    background: linear-gradient(45deg, #d4af37, #f1c40f, #d4af37);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: bold;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

.logo span { color: var(--accent); }

/* Nav */
nav ul { display: flex; list-style: none; }
nav ul li { margin-left: 30px; }
nav ul li a {
    text-decoration: none;
    color: var(--text);
    font-weight: 600;
    font-size: 16px;
    transition: color 0.3s ease;
    position: relative;
}
nav ul li a:hover, nav ul li a.active { color: var(--primary); }
nav ul li a::after {
    content: '';
    position: absolute;
    width: 0; height: 2px;
    background: var(--primary);
    bottom: -5px; left: 0;
    transition: width 0.3s ease;
}
nav ul li a:hover::after, nav ul li a.active::after { width: 100%; }
.mobile-toggle { display: none; font-size: 24px; cursor: pointer; }

/* Hero Section */
/* Hero Section */
.hero {
    margin-top: calc(var(--topbar-height) + var(--header-height));
    height: calc(100vh - (var(--topbar-height) + var(--header-height)));
    position: relative;
    background-image: linear-gradient(rgba(0, 51, 102, 0.10), rgba(0, 102, 204, 0.10)), url('../img/fav.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    min-height: 800px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
}

.hero-content {
    z-index: 10; /* Base layer for text and buttons */
    text-align: center;
    color: #fff;
    position: relative;
}

.hero h1 {
    font-size: 56px;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 20px;
    margin-bottom: 40px;
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}

.hero-btns {
    display: flex;
    justify-content: center;
    gap: 20px;
    z-index: 10; /* Same as hero-content to ensure buttons are below pulse dots */
}

/* Pulse Dots */
.pulse-dots {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 30; /* Increased to ensure dots are above hero-content and buttons */
}

.pulse-dot {
    position: absolute;
    width: 24px; /* Slightly larger for visibility */
    height: 24px;
    background: rgba(0, 201, 200, 0.9); /* Use --accent color for better contrast */
    border: 2px solid var(--white); /* White border for definition */
    border-radius: 50%;
    cursor: pointer;
    animation: pulse 2s infinite;
    transition: background 0.3s ease, transform 0.3s ease;
}

.pulse-dot:hover {
    background: var(--primary);
    animation-play-state: paused;
    transform: scale(1.2);
}

@keyframes pulse {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(0, 201, 200, 0.7); }
    70% { transform: scale(1.5); box-shadow: 0 0 0 12px rgba(0, 201, 200, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(0, 201, 200, 0); }
}

.tooltip {
    position: absolute;
    background: var(--white);
    color: var(--text);
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 14px;
    max-width: 200px;
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translate(-50%, 10px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    z-index: 35; /* Above pulse dots */
    text-align: center;
    white-space: nowrap;
    left: 50%;
    bottom: calc(100% + 8px); /* Position above the dot */
}

.pulse-dot:hover .tooltip{
  opacity: 1 !important;
  visibility: visible !important;
  transform: translate(-50%, 0) !important;
}
.pulse-dot .tooltip::after{
  content: "" !important;
  position: absolute !important;
  bottom: -6px !important;               /* kutunun altında */
  left: 50% !important;
  transform: translateX(-50%) !important;
  border-left: 6px solid transparent !important;
  border-right: 6px solid transparent !important;
  border-top: 6px solid var(--white) !important; /* ▼ */
}

@media (max-width: 768px) {
    .hero {
        background-image: linear-gradient(rgba(0, 51, 102, 0.10), rgba(0, 102, 204, 0.10)), url('../img/fav.png');
        background-size: cover;
        background-position: center;
        min-height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .hero h1 { font-size: 36px; }
    .hero p { font-size: 18px; }
    .hero-btns { flex-direction: column; align-items: center; }
    .pulse-dots {
        display: none;
    }
    .pulse-dot { display: none; }
    .tooltip { max-width: 180px; font-size: 13px; padding: 6px 10px; }
}

@media (max-width: 576px) {
    .hero h1 { font-size: 32px; }
    .pulse-dots {
        display: none;
    }
    .pulse-dot { display: none; }
    .tooltip { max-width: 150px; font-size: 12px; padding: 5px 8px; }
}
/* Custom tooltip positioning for each dot */
.pulse-dot:nth-child(1) .tooltip { bottom: calc(100% + 10px); left: 50%; transform: translateX(-50%) translateY(0); }
.pulse-dot:nth-child(2) .tooltip { bottom: calc(100% + 10px); left: 50%; transform: translateX(-50%) translateY(0); }
.pulse-dot:nth-child(3) .tooltip { bottom: calc(100% + 10px); left: 50%; transform: translateX(-50%) translateY(0); }
.pulse-dot:nth-child(4) .tooltip { bottom: calc(100% + 10px); left: 50%; transform: translateX(-50%) translateY(0); }
.pulse-dot:nth-child(5) .tooltip { bottom: calc(100% + 10px); left: 50%; transform: translateX(-50%) translateY(0); }
.pulse-dot:nth-child(6) .tooltip { bottom: calc(100% + 10px); left: 50%; transform: translateX(-50%) translateY(0); }
.pulse-dot:nth-child(7) .tooltip { bottom: calc(100% + 10px); left: 50%; transform: translateX(-50%) translateY(0); }

/* Featured */
.featured-image {
    position: relative;
    height: 80vh;
    margin: 60px 0;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}
.featured-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.featured-image:hover img { transform: scale(1.05); }
.featured-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--white);
    text-align: center;
    padding: 40px;
    opacity: 0;
    transition: opacity 0.5s ease;
}
.featured-overlay h2 { font-size: 42px; margin-bottom: 20px; transform: translateY(20px); transition: transform 0.5s ease; }
.featured-overlay p { max-width: 700px; font-size: 18px; transform: translateY(20px); transition: transform 0.5s ease 0.1s; }
.featured-image:hover .featured-overlay { opacity: 1; }
.featured-image:hover .featured-overlay h2,
.featured-image:hover .featured-overlay p { transform: translateY(0); }

/* Services */
.services { background: var(--light); }
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}
.service-card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}
.service-card:hover { transform: translateY(-10px); }
.service-img { height: 200px; overflow: hidden; }
.service-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.service-card:hover .service-img img { transform: scale(1.1); }
.service-content { padding: 30px; }
.service-content h3 { font-size: 22px; margin-bottom: 15px; color: var(--dark); }
.service-content p { color: var(--gray); margin-bottom: 20px; }

.contact-map iframe {
    width: 100%;
    height: 450px;
    border: none;
}

/* About */
.about-content { max-width: 800px; margin: 0 auto; text-align: center; }
.about-content p { font-size: 18px; color: var(--gray); margin-bottom: 40px; }
.about-highlights { display: flex; flex-wrap: wrap; justify-content: center; gap: 30px; margin-bottom: 40px; }
.highlight {
    flex: 1;
    min-width: 250px;
    max-width: 300px;
    padding: 20px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
}
.highlight i { font-size: 36px; color: var(--primary); margin-bottom: 15px; }
.highlight h3 { font-size: 20px; color: var(--dark); margin-bottom: 10px; }
.highlight p { font-size: 16px; color: var(--gray); }
.about-cta { margin-top: 20px; }

/* Gallery */
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(500px, 2fr)); gap: 20px; }
.gallery-item {
    position: relative;
    height: 300px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.gallery-item:hover img { transform: scale(1.1); }
.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 102, 204, 0.8);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    color: white;
    padding: 20px;
    text-align: center;
}
.gallery-item:hover .gallery-overlay { opacity: 1; }

/* Process */
.process { background: linear-gradient(to right, #f9f9f9, #eef7ff); }
.process-steps { display: flex; flex-wrap: wrap; justify-content: center; gap: 30px; margin-top: 50px; }
.process-step {
    flex: 1;
    min-width: 250px;
    max-width: 300px;
    background: var(--white);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}
.process-step:hover { transform: translateY(-10px); }
.step-number {
    width: 60px;
    height: 60px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    margin: 0 auto 20px;
}
.process-step h3 { font-size: 20px; margin-bottom: 15px; color: var(--dark); }

/* Finance */
.finance { background: var(--light); }
.finance-content {
    background: var(--white);
    border-radius: 10px;
    padding: 40px;
    box-shadow: var(--shadow);
    max-width: 800px;
    margin: 0 auto;
}
.finance-options { display: flex; flex-wrap: wrap; gap: 20px; margin-top: 30px; }
.finance-option {
    flex: 1;
    min-width: 250px;
    background: #f8fbfe;
    border-radius: 10px;
    padding: 25px;
    border: 1px solid #e0e0e0;
}
.finance-option h3 { color: var(--primary); margin-bottom: 15px; font-size: 20px; }
.bank-details {
    background: #f0f8ff;
    border-left: 4px solid var(--primary);
    padding: 20px;
    margin-top: 30px;
    border-radius: 0 8px 8px 0;
}
.bank-details h3 { margin-bottom: 15px; color: var(--dark); }
.bank-details p { margin-bottom: 8px; }

/* Testimonials */
.testimonials { background: linear-gradient(to bottom, var(--light), var(--white)); }
.testimonials-container { max-width: 800px; margin: 0 auto; text-align: center; }
.testimonial {
    background: var(--white);
    padding: 40px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    margin: 20px;
    position: relative;
}
.testimonial::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 80px;
    color: var(--accent);
    opacity: 0.2;
    font-family: Georgia, serif;
}
.testimonial p { font-size: 18px; font-style: italic; margin-bottom: 25px; }
.client { display: flex; flex-direction: column; align-items: center; }
.client-img { width: 70px; height: 70px; border-radius: 50%; overflow: hidden; margin-bottom: 15px; border: 3px solid var(--accent); }
.client-img img { width: 100%; height: 100%; object-fit: cover; }
.client-info h4 { color: var(--dark); margin-bottom: 5px; }
.client-info span { color: var(--accent); font-weight: 600; }

/* CTA */
.cta { background: color:white; text-align: center; }
.cta h2 { font-size: 36px; margin-bottom: 20px; }
.cta p { max-width: 700px; margin: 0 auto 30px; font-size: 18px; }

/* Footer */
footer { background: var(--dark); color: var(--white); padding: 70px 0 20px; }
.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}
.footer-col h3 { font-size: 22px; margin-bottom: 25px; position: relative; padding-bottom: 10px; }
.footer-col h3::after { content: ''; position: absolute; bottom: 0; left: 0; width: 50px; height: 3px; background: var(--accent); }
.footer-col p { margin-bottom: 20px; opacity: 0.8; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { color: var(--white); text-decoration: none; opacity: 0.8; transition: opacity 0.3s ease; }
.footer-links a:hover { opacity: 1; color: var(--accent); }
.social-links { display: flex; gap: 15px; }
.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--white);
    font-size: 18px;
    transition: all 0.3s ease;
}
.social-links a:hover { background: var(--accent); transform: translateY(-5px); }
.copyright { text-align: center; padding-top: 30px; border-top: 1px solid rgba(255, 255, 255, 0.1); opacity: 0.7; }

/* Modal styles for gallery */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    overflow: auto;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-image-container {
    position: relative;
    max-width: 90%;
    max-height: 80vh;
    margin: auto;
}

.modal-content {
    width: 100%;
    height: 100%;
    display: block;
    border-radius: 8px;
    box-shadow: var(--shadow);
    object-fit: contain;
}

.modal-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(0, 102, 204, 0.85);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--white);
    padding: 15px;
    text-align: center;
    opacity: 1;
}

.modal-overlay h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.8em;
    font-weight: 600;
    margin: 0 0 5px;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

.modal-overlay p {
    font-family: 'Open Sans', sans-serif;
    font-size: 1.1em;
    margin: 0;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

.nav-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: var(--white);
    font-size: 40px;
    cursor: pointer;
    background: var(--primary);
    padding: 12px;
    border-radius: 50%;
    transition: background 0.3s ease, transform 0.3s ease;
    box-shadow: var(--shadow);
}

.nav-button:hover {
    background: var(--accent);
    transform: translateY(-50%) scale(1.1);
}

.prev {
    left: 20px;
}

.next {
    right: 20px;
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 25px;
    font-size: 32px;
    color: var(--white);
    cursor: pointer;
    transition: color 0.3s ease;
}

.close-modal:hover {
    color: var(--accent);
}

/* Ensure gallery items are clickable */
.gallery-item {
    cursor: pointer;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .modal-image-container {
        max-width: 95%;
        max-height: 70vh;
    }

    .modal-overlay h3 {
        font-size: 1.4em;
    }

    .modal-overlay p {
        font-size: 0.9em;
    }

    .nav-button {
        font-size: 32px;
        padding: 8px;
    }

    .close-modal {
        font-size: 24px;
        top: 10px;
        right: 15px;
    }

    .prev {
        left: 10px;
    }

    .next {
        right: 10px;
    }
    .pulse-dots {
        display: none;
    }
    .pulse-dot { display: none; }
}

@font-face {
    font-family: 'myFont';
    src: url('assets/fonts/myfont.otf') format('truetype');
    font-weight: normal;
    font-style: normal;
}

.my-text {
    font-family: 'myFont', sans-serif;
}

/* Service gallery */
.service-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
    margin-top: 30px;
}
.service-gallery img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 8px;
    transition: transform 0.3s ease;
    cursor: pointer;
}
.service-gallery img:hover { transform: scale(1.05); }

/* Chatbot */
.chatbot-container { position: fixed; bottom: 30px; right: 30px; z-index: 1000; }
.chat-icon {
    width: 60px;
    height: 60px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.4);
    transition: all 0.3s ease;
}
.chat-icon:hover { background: var(--secondary); transform: scale(1.1); }
.chat-window {
    display: none;
    width: 350px;
    height: 450px;
    background: var(--white);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    flex-direction: column;
}
.chat-header {
    background: var(--primary);
    color: var(--white);
    padding: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.chat-header h3 { margin: 0; font-size: 18px; }
.close-chat { background: none; border: none; color: var(--white); font-size: 20px; cursor: pointer; }
.chat-messages {
    flex: 1;
    padding: 15px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.message { max-width: 80%; padding: 10px 15px; border-radius: 18px; font-size: 14px; line-height: 1.4; }
.bot-message { background: #f0f7ff; align-self: flex-start; border-bottom-left-radius: 5px; }
.user-message { background: var(--primary); color: var(--white); align-self: flex-end; border-bottom-right-radius: 5px; }
.chat-input { display: flex; padding: 10px; border-top: 1px solid #eee; }
.chat-input input {
    flex: 1;
    padding: 10px 15px;
    border: 1px solid #ddd;
    border-radius: 30px;
    outline: none;
}
.chat-input button {
    background: var(--primary);
    color: var(--white);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    margin-left: 10px;
    cursor: pointer;
    transition: background 0.3s;
}
.chat-input button:hover { background: var(--secondary); }

/* Responsive */
@media (max-width: 992px) {
    .hero h1 { font-size: 42px; }
    .section { padding: 80px 0; }
    .featured-image { height: 60vh; }
}

@media (max-width: 768px) {
    .top-bar { display: none; }
    header { top: 0; }

    .hero {
        position: relative;
        background-image: linear-gradient(rgba(0, 51, 102, 0.10), rgba(0, 102, 204, 0.10)), url('../img/fav.png');
        background-size: cover;
        background-position: center;
        min-height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .mobile-toggle { display: block; }
    nav {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        width: 80%;
        height: calc(100vh - var(--header-height));
        background: var(--white);
        transition: all 0.4s ease;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    }
    nav.active { left: 0; }
    nav ul { flex-direction: column; padding: 30px; }
    nav ul li { margin: 0 0 20px 0; }

    .hero h1 { font-size: 36px; }
    .hero p { font-size: 18px; }
    .hero-btns { flex-direction: column; align-items: center; }

    .section-title h2 { font-size: 30px; }
    .featured-image { height: 50vh; margin: 30px 0; }
    .featured-overlay { padding: 20px; }
    .featured-overlay h2 { font-size: 24px; }

    .chat-window { width: 300px; height: 400px; right: 10px; bottom: 80px; }
    .pulse-dots {
        display: none;
    }
    .pulse-dot { display: none; }
    .tooltip { max-width: 180px; font-size: 13px; padding: 8px 12px; }
    .about-highlights { flex-direction: column; align-items: center; }
}

@media (max-width: 576px) {
    .hero h1 { font-size: 32px; }
    .section { padding: 60px 0; }
    .section-title h2 { font-size: 26px; }
    .testimonial { padding: 30px 20px; }
    .featured-image { height: 40vh; }
    .pulse-dot { width: 8px; height: 8px; }
    .tooltip { max-width: 150px; font-size: 12px; padding: 6px 10px; }
}