/* Table of Contents
1.  Global Styles & Variables
2.  Dark/Light Theme
3.  Header & Navigation
4.  Hero Section & Drone Animation
5.  General & Page-Specific Section Styling
6.  Footer
7.  Animations & Utility Classes
8.  Responsive Design (Media Queries)
*/

/* 1. Global Styles & Variables */
:root {
    --bg-color: #ffffff;
    --text-color: #1a1a1a;
    --primary-color: #007aff; /* Electric Blue */
    --secondary-color: #555;
    --accent-color: #fec76f; /* Gold Accent */
    --border-color: #e5e5e5;
    --header-bg: rgba(255, 255, 255, 0.8);
    --footer-bg: #f8f8f8;
    --alternate-bg-color: #f8f8f8;

    --font-primary: 'Inter', sans-serif;
    --font-secondary: 'Orbitron', sans-serif; /* For headings */
    --transition-speed: 0.3s ease;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-primary);
    line-height: 1.6;
    margin: 0;
    padding-top: 80px;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

/* 2. Dark/Light Theme */
body.dark-theme {
    --bg-color: #0d1117;
    --text-color: #c9d1d9;
    --secondary-color: #8b949e;
    --border-color: #30363d;
    --header-bg: rgba(13, 17, 23, 0.8);
    --footer-bg: #161b22;
    --alternate-bg-color: #161b22;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

h1, h2, h3, h4 {
    font-family: var(--font-secondary);
    color: var(--text-color);
    font-weight: 700;
    margin-top: 0;
}

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

p {
    margin-top: 0;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.btn {
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 500;
    display: inline-block;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    border: none;
    cursor: pointer;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(0, 122, 255, 0.3);
}

.btn-secondary {
    background-color: var(--footer-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.dark-theme .btn-secondary:hover {
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

/* 3. Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: transparent;
    transition: background-color var(--transition-speed), box-shadow var(--transition-speed);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.header.scrolled {
    background-color: var(--header-bg);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.07);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    padding: 0 2rem;
    max-width: 1300px;
    margin: 0 auto;
}

.nav-logo {
    font-family: var(--font-secondary);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-color);
}

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

.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 2rem;
}

.nav-link {
    color: var(--secondary-color);
    font-weight: 500;
    position: relative;
    padding: 5px 0;
}

.nav-link.active, .nav-link:hover {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width var(--transition-speed);
}

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

.nav-link.btn {
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    padding: 8px 20px;
}

.nav-link.btn:hover {
    background: var(--primary-color);
    color: #fff;
}

.nav-link.btn::after {
    display: none;
}

.hamburger {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: var(--text-color);
    transition: all 0.3s ease-in-out;
}

.theme-switcher {
    cursor: pointer;
    display: flex;
    align-items: center;
    margin-left: 1rem;
}

.theme-switcher svg {
    width: 22px;
    height: 22px;
    color: var(--text-color);
}

.moon-icon {
    display: none;
}

body.dark-theme .sun-icon {
    display: none;
}

body.dark-theme .moon-icon {
    display: block;
}

/* 4. Hero Section & Drone Animation */
.hero {
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 4rem 2rem;
    overflow: hidden;
    position: relative;
}

.hero-content {
    max-width: 800px;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.hero-title .highlight {
    color: var(--primary-color);
    text-shadow: 0 0 15px rgba(0, 122, 255, 0.3);
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.slider-container {
    position: relative;
    overflow: hidden;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide.active {
    opacity: 1;
    position: relative;
}

.slider-nav {
    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: background-color 0.3s;
}

.dot.active, .dot:hover {
    background-color: #fff;
}

.dark-theme .dot {
    background-color: rgba(0, 0, 0, 0.5);
}

.dark-theme .dot.active, .dark-theme .dot:hover {
    background-color: #000;
}

.hero-visual {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0; /* Start invisible */
}

.drone {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 200px;
    height: 200px;
    transform: translate(-50%, -50%) rotateX(60deg) rotateZ(45deg);
    transform-style: preserve-3d;
    animation: hover 5s infinite ease-in-out;
}

.drone-body {
    position: absolute;
    width: 60px;
    height: 60px;
    background: #ccc;
    left: 70px;
    top: 70px;
    border-radius: 50%;
    background-image: radial-gradient(circle, #fff 10%, var(--primary-color) 15%, #444 60%);
    transform: translateZ(10px);
}

.drone-arm {
    position: absolute;
    width: 100px;
    height: 8px;
    background: #888;
    top: 96px;
    left: 50px;
    transform-origin: center right;
}

.arm-1 { transform: rotate(45deg); }
.arm-2 { transform: rotate(135deg); }
.arm-3 { transform: rotate(225deg); }
.arm-4 { transform: rotate(315deg); }

.propeller {
    position: absolute;
    width: 50px;
    height: 4px;
    background: rgba(200, 200, 200, 0.8);
    border-radius: 2px;
    animation: spin 0.1s infinite linear;
}

.prop-1 { top: 98px; left: -10px; }
.prop-2 { top: 98px; left: 160px; }
.prop-3 { top: 162px; left: 38px; }
.prop-4 { top: 35px; left: 98px; }

/* 5. General & Page-Specific Section Styling */
section {
    padding: 80px 0;
}

.alternate-bg, .about-snippet {
    background-color: var(--alternate-bg-color);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
    margin: 10px auto 0;
}

.page-header {
    background-color: var(--alternate-bg-color);
    padding: 60px 0;
    text-align: center;
}

.page-title {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.page-subtitle {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
    color: var(--secondary-color);
}

.page-header {
    position: relative;
    overflow: hidden;
}

.header-visual {
    position: absolute;
    top: 50%;
    left: 10%;
    width: 200px;
    height: 200px;
    transform: translateY(-50%);
    opacity: 0.1;
    z-index: -1;
}

.header-visual .drone {
    transform: scale(0.5) rotateX(60deg) rotateZ(45deg);
    animation: hover 5s infinite ease-in-out;
}

/* Home Page: "Something Big" & About Snippet */
.upcoming-events {
    padding: 100px 0;
    background-color: var(--alternate-bg-color);
    text-align: center;
}
.teaser-content-simple {
    max-width: 800px;
    margin: 0 auto;
}
.teaser-title {
    font-size: 3rem;
    margin-bottom: 1rem;
}
.teaser-content-simple p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    color: var(--secondary-color);
}
.about-snippet-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

/* About Page */
.mission-vision-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}
.mission-vision-grid h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}
.value-card {
    background-color: var(--alternate-bg-color);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
}
.value-card h4 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

/* About Page Additions */
.about-content .about-section {
    max-width: 800px;
    margin: 0 auto 3rem;
    text-align: center;
}
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}
.about-card {
    background-color: var(--alternate-bg-color);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 12px;
}
.about-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}
.contact-info {
    text-align: center;
}
.contact-details p {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}
.contact-details a {
    color: var(--primary-color);
    font-weight: 500;
}

.contact-wrapper-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
}

.contact-image-container {
    width: 100%;
    height: 100%;
    border-radius: 16px;
    overflow: hidden;
}

.contact-image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Programs Page */
.program-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}
.program-grid-4-cols {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}
.program-card {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}
.program-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.08);
}
.dark-theme .program-card:hover {
    box-shadow: 0 15px 30px rgba(0,0,0,0.2);
}
.program-card-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    line-height: 1;
}
.program-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

/* Contact Page */
.contact-section {
    background-color: var(--alternate-bg-color);
}
.contact-wrapper {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 3rem;
}
.contact-form-container {
    background: var(--bg-color);
    padding: 3rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
}
.contact-form-container h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}
.contact-form-container p {
    margin-bottom: 2rem;
}
.form-group {
    position: relative;
    margin-bottom: 1.5rem;
}
.form-icon {
    position: absolute;
    left: 15px;
    top: 14px;
    width: 20px;
    height: 20px;
    color: var(--secondary-color);
    transition: color var(--transition-speed);
}
.form-group textarea ~ .form-icon {
    top: 16px;
}
.form-group input, .form-group textarea {
    width: 100%;
    box-sizing: border-box;
    padding: 14px 14px 14px 50px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background-color: var(--alternate-bg-color);
    color: var(--text-color);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}
.form-group textarea {
    padding: 14px 20px 14px 50px;
}
.form-group input::placeholder, .form-group textarea::placeholder {
    color: var(--secondary-color);
    opacity: 0.7;
}
.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.2);
}
.form-group input:focus ~ .form-icon, .form-group textarea:focus ~ .form-icon {
    color: var(--primary-color);
}
.contact-info-card {
    background: var(--bg-color);
    padding: 3rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
}
.contact-info-card h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}
.contact-info-card p {
    margin-bottom: 2rem;
}
.info-item {
    display: flex;
    flex-direction: column;
    margin-bottom: 1.5rem;
}
.info-item strong {
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 5px;
}
.info-item span, .info-item a {
    color: var(--secondary-color);
}
.map-container {
    margin-top: 2rem;
    border-radius: 12px;
    overflow: hidden;
    height: 200px;
    border: 1px solid var(--border-color);
}
.map-container iframe {
    width: 100%;
    height: 100%;
    border: 0;
    filter: grayscale(1);
    transition: filter var(--transition-speed);
}
.map-container:hover iframe {
    filter: grayscale(0);
}

/* Drone Services Section (Home Page) */
.drone-services {
    background-color: var(--bg-color);
}
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    text-align: center;
}
.service-item {
    padding: 1.5rem;
    background-color: var(--alternate-bg-color);
    border-radius: 12px;
    font-weight: 500;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}
.service-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.07);
    color: var(--primary-color);
}

/* Services Page */
.services-content {
    padding: 80px 0;
}
.services-grid-detailed {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}
.service-card-detailed {
    background: var(--alternate-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2.5rem 2rem;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}
.service-card-detailed:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.08);
}
.dark-theme .service-card-detailed:hover {
    box-shadow: 0 15px 30px rgba(0,0,0,0.2);
}
.service-card-detailed {
    display: flex;
    flex-direction: column;
}

.service-card-detailed .card-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    position: relative;
    background-color: var(--bg-color);
}

.blurry-background {
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background-size: cover;
    background-position: center;
    filter: blur(15px) brightness(0.9);
    z-index: 1;
    transform: scale(1.2);
}

.service-card-detailed .card-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform var(--transition-speed);
    position: relative;
    z-index: 2;
}

.service-card-detailed h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
    margin-top: 1.5rem;
}

.service-card-detailed p {
    flex-grow: 1;
}

.service-card-detailed .btn {
    margin-top: 1.5rem;
    align-self: flex-start;
}
.cta-section {
    text-align: center;
    background-color: var(--alternate-bg-color);
    padding: 4rem 2rem;
    border-radius: 16px;
}
.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}
.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}
.btn-large {
    padding: 18px 40px;
    font-size: 1.2rem;
}


/* Coming Soon Page */
.coming-soon {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}
.loading-animation {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 3rem;
}
.loading-animation .dot {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background-color: var(--primary-color);
    animation: pulse 1.5s infinite ease-in-out;
}
.loading-animation .dot:nth-child(2) { animation-delay: 0.2s; }
.loading-animation .dot:nth-child(3) { animation-delay: 0.4s; }

/* 6. Footer */
.footer {
    background-color: var(--footer-bg);
    color: var(--secondary-color);
    padding: 50px 0 0;
    border-top: 1px solid var(--border-color);
}
.footer-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 2rem;
    padding-bottom: 30px;
}
.footer-col {
    flex: 1;
    min-width: 250px;
}
.footer-logo-img {
    max-width: 150px;
    margin-bottom: 1rem;
}

.footer-logo {
    font-family: var(--font-secondary);
    font-size: 1.8rem;
    color: var(--text-color);
    margin-bottom: 1rem;
    display: inline-block;
}

.footer-logo .logo-accent {
    color: var(--accent-color);
}
.footer-col h4 {
    color: var(--text-color);
    font-family: var(--font-secondary);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}
.footer-col ul { list-style: none; padding: 0; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: var(--secondary-color); }
.footer-col ul li a:hover { color: var(--primary-color); }
.social-links { display: flex; gap: 15px; }
.social-links a { color: var(--secondary-color); }
.social-links a:hover { color: var(--primary-color); }
.social-links svg { width: 24px; height: 24px; }
.footer-bottom {
    text-align: center;
    padding: 20px 0;
    border-top: 1px solid var(--border-color);
    font-size: 0.9rem;
}

/* 7. Animations & Utility Classes */
@keyframes hover { 0%, 100% { transform: translate(-50%, -50%) rotateX(60deg) rotateZ(45deg) translateZ(0); } 50% { transform: translate(-50%, -50%) rotateX(60deg) rotateZ(45deg) translateZ(20px); } }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes glow { 0%, 100% { transform: scale(0.9); opacity: 0.8; } 50% { transform: scale(1.1); opacity: 1; } }
@keyframes pulse { 0%, 80%, 100% { transform: scale(0); } 40% { transform: scale(1.0); } }

.animate-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeIn 0.8s forwards ease-out;
}
@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-visual.animate-in {
    animation: zoomIn 1s forwards ease-out 0.1s;
}
@keyframes zoomIn {
    from {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.8);
    }
    to {
        opacity: 0.15;
        transform: translate(-50%, -50%) scale(1);
    }
}

body.dark-theme .hero-visual.animate-in {
    animation-name: zoomInDark;
}
@keyframes zoomInDark {
    from {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.8);
    }
    to {
        opacity: 0.2;
        transform: translate(-50%, -50%) scale(1);
    }
}

.hero-content .animate-in:nth-child(1) { animation-delay: 0.2s; }
.hero-content .animate-in:nth-child(2) { animation-delay: 0.4s; }
.hero-content .animate-in:nth-child(3) { animation-delay: 0.6s; }

.animate-on-scroll {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.floating-drone {
    position: fixed;
    bottom: 100px;
    right: 10px;
    width: 120px;
    height: auto;
    z-index: 999;
    animation: float 6s ease-in-out infinite;
    filter: drop-shadow(0 10px 20px rgba(0,0,0,0.2));
}

@keyframes float {
    0% {
        transform: translateY(0px) translateX(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) translateX(-20px) rotate(10deg);
    }
    100% {
        transform: translateY(0px) translateX(0px) rotate(0deg);
    }
}

/* 8. Responsive Design */
@media (max-width: 992px) {
    .mission-vision-grid, .contact-wrapper, .teaser-box {
        grid-template-columns: 1fr;
    }
    .teaser-box {
        text-align: center;
    }
}

@media (max-width: 768px) {
    body {
        padding-top: 70px;
    }
    .navbar {
        height: 70px;
    }
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-color);
        width: 100%;
        height: calc(100vh - 70px);
        text-align: center;
        transition: 0.3s;
        gap: 1.5rem;
        padding-top: 2rem;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        z-index: 100;
    }
    .nav-menu.active {
        left: 0;
    }
    .hamburger {
        display: block;
        z-index: 101;
    }
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    .hero {
        text-align: left;
        align-items: flex-end;
        padding-bottom: 150px;
    }
    .hero-content {
        text-align: left;
    }
    .hero-title {
        font-size: 2.5rem;
    }
    .hero-subtitle {
        font-size: 1.1rem;
    }
    .hero-visual {
        top: 25%;
    }
    .drone {
        transform: translate(-50%, -50%) rotateX(50deg) rotateZ(30deg) scale(0.8);
    }
    .section-title, .page-title {
        font-size: 2rem;
    }
    .footer-container {
        flex-direction: column;
        text-align: center;
    }
    .social-links {
        justify-content: center;
    }
    .contact-wrapper {
        padding: 0;
        background: none;
        border: none;
    }
    .contact-form-container, .contact-info-card {
        padding: 2rem;
    }
    .teaser-box {
        padding: 2rem;
    }
    .teaser-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    .navbar {
        padding: 0 1rem;
    }
    .hero {
        min-height: 80vh;
    }
    .contact-form-container, .contact-info-card {
        padding: 1.5rem;
    }
}

/* 9. Chatbot */
.chatbot {
    position: fixed;
    bottom: 100px;
    right: 20px;
    width: 350px;
    max-width: 90%;
    background-color: var(--bg-color);
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 1001;
    transform: scale(0);
    transform-origin: bottom right;
    transition: transform 0.3s ease-in-out;
}

.chatbot.active {
    transform: scale(1);
}

.chatbot-header {
    background-color: var(--primary-color);
    color: #fff;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chatbot-header p {
    margin: 0;
    font-weight: 700;
    color: #fff;
}

.close-btn {
    cursor: pointer;
    font-size: 1.5rem;
    line-height: 1;
}

.chatbot-body {
    flex-grow: 1;
    padding: 1rem;
    overflow-y: auto;
    height: 300px;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.message {
    max-width: 80%;
    padding: 0.75rem;
    border-radius: 10px;
    line-height: 1.4;
}

.message p {
    margin: 0;
    font-size: 0.95rem;
}

.bot-message {
    background-color: var(--alternate-bg-color);
    align-self: flex-start;
    border-top-left-radius: 0;
}

.user-message {
    background-color: var(--primary-color);
    color: #fff;
    align-self: flex-end;
    border-top-right-radius: 0;
}

.user-message p {
    color: #fff;
}

.chatbot-footer {
    display: flex;
    padding: 1rem;
    border-top: 1px solid var(--border-color);
}

#chatbot-input {
    flex-grow: 1;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem;
    font-size: 1rem;
    background-color: var(--alternate-bg-color);
    color: var(--text-color);
}

#chatbot-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

#chatbot-send {
    margin-left: 10px;
    padding: 0.75rem 1rem;
    border: none;
    background-color: var(--primary-color);
    color: #fff;
    border-radius: 8px;
    cursor: pointer;
}

.chatbot-toggle-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: #fff;
    border: none;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 5px 15px rgba(0, 122, 255, 0.3);
    z-index: 1000;
}

.chatbot-toggle-btn svg {
    width: 30px;
    height: 30px;
}

/* Image Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1002;
    padding-top: 100px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.9);
}

.modal-content {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
}

.close-modal:hover,
.close-modal:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}

.expandable-image {
    cursor: pointer;
}

.sticky-drone-placeholder {
    position: sticky;
    top: 100px;
    left: 20px;
    width: 150px;
    z-index: 998;
    filter: drop-shadow(0 5px 15px rgba(0,0,0,0.2));
}