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

:root {
    /* Dark Mode Miami-inspired Color Palette */
    --primary-gradient: linear-gradient(135deg, #ff6b6b, #ff8e53);
    --secondary-gradient: linear-gradient(135deg, #64b5f6, #42a5f5);
    --accent-gradient: linear-gradient(135deg, #ab47bc, #8e24aa);
    
    --primary-color: #ff6b6b;
    --secondary-color: #64b5f6;
    --accent-color: #ab47bc;
    --ocean-blue: #42a5f5;
    --sunset-orange: #ff8e53;
    
    --dark-bg: #0f0f0f;
    --darker-bg: #080808;
    --light-bg: #1a1a1a;
    --gray-50: #1e1e1e;
    --gray-100: #262626;
    --gray-200: #404040;
    --gray-300: #525252;
    --gray-400: #737373;
    --gray-500: #a3a3a3;
    --gray-600: #d4d4d4;
    --gray-700: #e5e5e5;
    --gray-800: #f5f5f5;
    --gray-900: #ffffff;
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--gray-700);
    background: var(--dark-bg);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 15, 15, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-logo h2 {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    font-size: 1.5rem;
}

.miami-badge {
    background: var(--secondary-gradient);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

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

.nav-link {
    text-decoration: none;
    color: var(--gray-600);
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transition: width 0.3s ease;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--gray-600);
    transition: 0.3s;
    border-radius: 2px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #1a1a1a 0%, #0f0f0f 100%);
    position: relative;
    overflow: hidden;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    z-index: 2;
    position: relative;
}

.construction-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--accent-gradient);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 0.75rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: var(--shadow-lg);
}

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

.btn-outline {
    background: transparent;
    color: var(--gray-600);
    border: 2px solid var(--gray-400);
}

.btn-outline:hover {
    background: var(--gray-100);
    border-color: var(--gray-500);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 400px;
}

.floating-card {
    position: absolute;
    background: var(--gray-100);
    padding: 1.5rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    animation: float 6s ease-in-out infinite;
    border: 1px solid var(--gray-200);
}

.floating-card i {
    font-size: 2rem;
    color: var(--primary-color);
}

.card-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 10%;
    right: 20%;
    animation-delay: 1.5s;
}

.card-3 {
    bottom: 30%;
    left: 20%;
    animation-delay: 3s;
}

.card-4 {
    bottom: 20%;
    right: 10%;
    animation-delay: 4.5s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.wave-animation {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 120'%3E%3Cpath d='M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z' opacity='.25' fill='%2348cae4'/%3E%3Cpath d='M0,0V15.81C13,36.92,27.64,56.86,47.69,72.05,99.41,111.27,165,111,224.58,91.58c31.15-10.15,60.09-26.07,89.67-39.8,40.92-19,84.73-46,130.83-49.67,36.26-2.85,70.9,9.42,98.6,31.56,31.77,25.39,62.32,62,103.63,73,40.44,10.79,81.35-6.69,119.13-24.28s75.16-39,116.92-43.05c59.73-5.85,113.28,22.88,168.9,38.84,30.2,8.66,59,6.17,87.09-7.5,22.43-10.89,48-26.93,60.65-49.24V0Z' opacity='.5' fill='%2348cae4'/%3E%3Cpath d='M0,0V5.63C149.93,59,314.09,71.32,475.83,42.57c43-7.64,84.23-20.12,127.61-26.46,59-8.63,112.48,12.24,165.56,35.4C827.93,77.22,886,95.24,951.2,90c86.53-7,172.46-45.71,248.8-84.81V0Z' fill='%2348cae4'/%3E%3C/svg%3E") repeat-x;
    background-size: cover;
    opacity: 0.1;
}

/* Sections */
section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header p {
    font-size: 1.25rem;
    color: var(--gray-600);
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--gray-50);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    border: 1px solid var(--gray-200);
}

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

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.service-icon i {
    font-size: 2rem;
    color: white;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--gray-700);
}

.service-card p {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.coming-soon {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent-gradient);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 500;
    z-index: 10;
}

.available-now {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: #10b981;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.5);
    z-index: 100;
    border: 2px solid white;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

@keyframes availablePulse {
    0%, 100% { 
        transform: scale(1);
        box-shadow: 0 4px 8px rgba(16, 185, 129, 0.3);
    }
    50% { 
        transform: scale(1.08);
        box-shadow: 0 6px 12px rgba(16, 185, 129, 0.5);
    }
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.lead {
    font-size: 1.25rem;
    color: var(--gray-700);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.about-text p {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.company-info {
    margin-top: 2rem;
}

.company-info h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--gray-700);
}

.info-card {
    background: var(--gray-50);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    border-left: 4px solid var(--primary-color);
    border: 1px solid var(--gray-200);
}

.info-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    font-weight: 600;
    font-size: 1.1rem;
}

.info-header i {
    color: var(--primary-color);
    font-size: 1.25rem;
}

.info-details {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: var(--gray-600);
}

.info-item i {
    color: var(--secondary-color);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

/* Miami Skyline Visual */
.about-visual {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    height: 300px;
    position: relative;
}

.miami-skyline {
    display: flex;
    align-items: flex-end;
    gap: 0.5rem;
    position: relative;
}

.building {
    background: var(--secondary-gradient);
    border-radius: 4px 4px 0 0;
    animation: buildingGrow 2s ease-out;
}

.building-1 {
    width: 40px;
    height: 120px;
    animation-delay: 0.2s;
}

.building-2 {
    width: 50px;
    height: 180px;
    animation-delay: 0.4s;
}

.building-3 {
    width: 35px;
    height: 140px;
    animation-delay: 0.6s;
}

.building-4 {
    width: 45px;
    height: 100px;
    animation-delay: 0.8s;
}

.sun {
    position: absolute;
    top: -30px;
    right: -20px;
    width: 60px;
    height: 60px;
    background: var(--sunset-orange);
    border-radius: 50%;
    box-shadow: 0 0 30px rgba(254, 202, 87, 0.6);
    animation: sunrise 3s ease-out;
}

@keyframes buildingGrow {
    from { height: 0; }
    to { height: inherit; }
}

@keyframes sunrise {
    from { 
        transform: translateY(50px);
        opacity: 0;
    }
    to { 
        transform: translateY(0);
        opacity: 1;
    }
}

/* Contact Section */
.contact {
    background: var(--light-bg);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--gray-50);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
}

.contact-item i {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-top: 0.25rem;
}

.contact-item h4 {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--gray-700);
}

.contact-item p {
    color: var(--gray-600);
}

.form {
    background: var(--gray-50);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    background: var(--gray-100);
    color: var(--gray-700);
}

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

.form-group textarea {
    resize: vertical;
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-section p {
    color: var(--gray-300);
    line-height: 1.6;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--gray-300);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

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

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--primary-gradient);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    text-decoration: none;
    transition: transform 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--gray-700);
    color: var(--gray-400);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--dark-bg);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-lg);
        padding: 2rem 0;
        border-top: 1px solid var(--gray-200);
    }

    .nav-menu.active {
        left: 0;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-visual {
        height: 300px;
    }

    .hero-buttons {
        justify-content: center;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .floating-card {
        padding: 1rem;
    }

    .floating-card i {
        font-size: 1.5rem;
    }

    .miami-skyline {
        transform: scale(0.8);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .nav-container {
        padding: 0 1rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .btn {
        padding: 0.625rem 1.5rem;
        font-size: 0.875rem;
    }

    .service-card {
        padding: 1.5rem;
    }

    .form {
        padding: 1.5rem;
    }
}

/* Smooth scrolling enhancement */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

/* Dark mode is now the default theme */

/* CAPTCHA Overlay */
.captcha-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.3s ease;
}

.captcha-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.captcha-container {
    background: var(--gray-50);
    border-radius: var(--border-radius-xl);
    padding: 2.5rem;
    max-width: 500px;
    width: 90%;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-200);
    animation: captchaSlideIn 0.5s ease-out;
}

@keyframes captchaSlideIn {
    from {
        opacity: 0;
        transform: translateY(-30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.captcha-header {
    text-align: center;
    margin-bottom: 2rem;
}

.captcha-header h2 {
    color: var(--gray-700);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.captcha-header p {
    color: var(--gray-600);
    font-size: 0.95rem;
}

.captcha-challenge {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.captcha-question {
    text-align: center;
    font-weight: 500;
    color: var(--gray-700);
    font-size: 1rem;
}

.captcha-canvas-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

#captcha-canvas {
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius);
    background: var(--gray-100);
    display: block;
}

.captcha-refresh-btn {
    position: fixed;
    top: 1rem;
    right: 1rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    z-index: 10001;
}

.captcha-refresh-btn:hover {
    background: var(--accent-color);
    transform: rotate(90deg);
}

.captcha-input,
.math-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius);
    background: var(--gray-100);
    color: var(--gray-700);
    font-family: inherit;
    font-size: 1rem;
    text-align: center;
    font-weight: 500;
    letter-spacing: 2px;
    transition: border-color 0.3s ease;
}

.captcha-input:focus,
.math-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.1);
}

.captcha-math {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.math-question {
    text-align: center;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--gray-700);
    font-family: 'Courier New', monospace;
}

.math-input {
    margin: 0;
    max-width: 120px;
    align-self: center;
}

.captcha-buttons {
    display: flex;
    justify-content: center;
    margin-top: 0.5rem;
}

.captcha-error {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    padding: 0.75rem;
    border-radius: var(--border-radius);
    text-align: center;
    font-size: 0.9rem;
    border: 1px solid rgba(239, 68, 68, 0.2);
    display: none;
}

.captcha-error.show {
    display: block;
    animation: errorShake 0.5s ease;
}

@keyframes errorShake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.captcha-footer {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--gray-200);
}

.captcha-footer p {
    color: var(--gray-500);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.captcha-footer i {
    color: var(--primary-color);
}

/* CAPTCHA Success Animation */
.captcha-success {
    animation: captchaSuccess 0.6s ease;
}

@keyframes captchaSuccess {
    0% { transform: scale(1); }
    50% { 
        transform: scale(1.05);
        background: rgba(16, 185, 129, 0.1);
        border-color: #10b981;
    }
    100% { transform: scale(1); }
}

/* Hide main content when CAPTCHA is active */
body.captcha-active {
    overflow: hidden;
}

body.captcha-active > *:not(.captcha-overlay) {
    filter: blur(3px);
    pointer-events: none;
}

/* Show refresh button only when CAPTCHA is active */
body:not(.captcha-active) .captcha-refresh-btn {
    display: none;
}

/* Responsive CAPTCHA */
@media (max-width: 640px) {
    .captcha-container {
        padding: 2rem 1.5rem;
        margin: 1rem;
    }
    
    .captcha-refresh-btn {
        top: 0.5rem;
        right: 0.5rem;
        width: 35px;
        height: 35px;
    }
    
    .captcha-canvas-container {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    #captcha-canvas {
        width: 180px;
        height: 50px;
    }
}

/* Loading animations */
.fade-in {
    animation: fadeIn 0.6s ease-out;
}

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