/* Reset and Base Styles */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #1f2937;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

/* Utility Classes */
.gradient-text {
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #8b5cf6, #ec4899);
    background: -moz-linear-gradient(135deg, #3b82f6, #8b5cf6, #ec4899);
    background: -o-linear-gradient(135deg, #3b82f6, #8b5cf6, #ec4899);
    background: linear-gradient(135deg, #3b82f6, #8b5cf6, #ec4899);
    -webkit-background-clip: text;
    -moz-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    -moz-text-fill-color: transparent;
    background-size: 200% 200%;
    -webkit-animation: gradient-shift 3s ease-in-out infinite;
    -moz-animation: gradient-shift 3s ease-in-out infinite;
    animation: gradient-shift 3s ease-in-out infinite;
}

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

.spinning {
    -webkit-animation: spin 2s linear infinite;
    -moz-animation: spin 2s linear infinite;
    animation: spin 2s linear infinite;
}

/* Animations with vendor prefixes */
@-webkit-keyframes spin {
    from { -webkit-transform: rotate(0deg); transform: rotate(0deg); }
    to { -webkit-transform: rotate(360deg); transform: rotate(360deg); }
}
@-moz-keyframes spin {
    from { -moz-transform: rotate(0deg); transform: rotate(0deg); }
    to { -moz-transform: rotate(360deg); transform: rotate(360deg); }
}
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@-webkit-keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}
@-moz-keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}
@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

@-webkit-keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}
@-moz-keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

@-webkit-keyframes bounce {
    0%, 20%, 53%, 80%, 100% { -webkit-transform: translateY(0); transform: translateY(0); }
    40%, 43% { -webkit-transform: translateY(-30px); transform: translateY(-30px); }
    70% { -webkit-transform: translateY(-15px); transform: translateY(-15px); }
    90% { -webkit-transform: translateY(-4px); transform: translateY(-4px); }
}
@-moz-keyframes bounce {
    0%, 20%, 53%, 80%, 100% { -moz-transform: translateY(0); transform: translateY(0); }
    40%, 43% { -moz-transform: translateY(-30px); transform: translateY(-30px); }
    70% { -moz-transform: translateY(-15px); transform: translateY(-15px); }
    90% { -moz-transform: translateY(-4px); transform: translateY(-4px); }
}
@keyframes bounce {
    0%, 20%, 53%, 80%, 100% { transform: translateY(0); }
    40%, 43% { transform: translateY(-30px); }
    70% { transform: translateY(-15px); }
    90% { transform: translateY(-4px); }
}

@-webkit-keyframes fadeIn {
    from { opacity: 0; -webkit-transform: translateY(30px); transform: translateY(30px); }
    to { opacity: 1; -webkit-transform: translateY(0); transform: translateY(0); }
}
@-moz-keyframes fadeIn {
    from { opacity: 0; -moz-transform: translateY(30px); transform: translateY(30px); }
    to { opacity: 1; -moz-transform: translateY(0); transform: translateY(0); }
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

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

.fade-in {
    -webkit-animation: fadeIn 0.6s ease-out;
    -moz-animation: fadeIn 0.6s ease-out;
    animation: fadeIn 0.6s ease-out;
}

/* Header Styles */
.header {
    background: rgba(255, 255, 255, 0.95);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    -webkit-box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    -moz-box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(229, 231, 235, 0.8);
}

/* Fallback for browsers without backdrop-filter support */
@supports not ((-webkit-backdrop-filter: blur(10px)) or (backdrop-filter: blur(10px))) {
    .header {
        background: rgba(255, 255, 255, 0.98);
    }
}

.header-content {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: justify;
    -moz-box-pack: justify;
    -ms-flex-pack: justify;
    -webkit-justify-content: space-between;
    justify-content: space-between;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    padding: 1rem 0;
}

.logo-container {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    cursor: pointer;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.logo-container:hover {
    -webkit-transform: scale(1.05);
    -moz-transform: scale(1.05);
    -ms-transform: scale(1.05);
    -o-transform: scale(1.05);
    transform: scale(1.05);
}

.logo-icon {
    position: relative;
    color: #3b82f6;
    font-size: 2rem;
    margin-right: 0.5rem;
}

.sparkle-icon {
    position: absolute;
    top: -4px;
    right: -4px;
    font-size: 0.75rem;
    color: #fbbf24;
    -webkit-animation: pulse 2s infinite;
    -moz-animation: pulse 2s infinite;
    animation: pulse 2s infinite;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: bold;
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #8b5cf6, #ec4899);
    background: -moz-linear-gradient(135deg, #3b82f6, #8b5cf6, #ec4899);
    background: -o-linear-gradient(135deg, #3b82f6, #8b5cf6, #ec4899);
    background: linear-gradient(135deg, #3b82f6, #8b5cf6, #ec4899);
    -webkit-background-clip: text;
    -moz-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    -moz-text-fill-color: transparent;
}

.nav-desktop {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    gap: 2rem;
}

.nav-link {
    position: relative;
    color: #4b5563;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
    -webkit-tap-highlight-color: transparent;
}

.nav-link:hover {
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -moz-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -o-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    -moz-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    -moz-text-fill-color: transparent;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -moz-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -o-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    -webkit-transition: width 0.3s ease;
    -moz-transition: width 0.3s ease;
    -o-transition: width 0.3s ease;
    transition: width 0.3s ease;
}

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

.header-actions {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    gap: 1rem;
}

.members-btn {
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -moz-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -o-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    color: white;
    text-decoration: none;
    padding: 0.5rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    gap: 0.5rem;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
    -webkit-box-shadow: 0 4px 6px rgba(59, 130, 246, 0.3);
    -moz-box-shadow: 0 4px 6px rgba(59, 130, 246, 0.3);
    box-shadow: 0 4px 6px rgba(59, 130, 246, 0.3);
    -webkit-tap-highlight-color: transparent;
}

.members-btn:hover {
    -webkit-transform: scale(1.05);
    -moz-transform: scale(1.05);
    -ms-transform: scale(1.05);
    -o-transform: scale(1.05);
    transform: scale(1.05);
    -webkit-box-shadow: 0 8px 15px rgba(59, 130, 246, 0.4);
    -moz-box-shadow: 0 8px 15px rgba(59, 130, 246, 0.4);
    box-shadow: 0 8px 15px rgba(59, 130, 246, 0.4);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #4b5563;
    cursor: pointer;
    -webkit-transition: color 0.3s ease;
    -moz-transition: color 0.3s ease;
    -o-transition: color 0.3s ease;
    transition: color 0.3s ease;
    -webkit-tap-highlight-color: transparent;
}

.mobile-menu-btn:hover {
    color: #3b82f6;
}

.mobile-nav {
    display: none;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -moz-box-orient: vertical;
    -moz-box-direction: normal;
    -ms-flex-direction: column;
    -webkit-flex-direction: column;
    flex-direction: column;
    gap: 1rem;
    padding: 1rem 0;
    border-top: 1px solid rgba(229, 231, 235, 0.8);
    -webkit-animation: fadeIn 0.3s ease;
    -moz-animation: fadeIn 0.3s ease;
    animation: fadeIn 0.3s ease;
}

.mobile-nav-link {
    color: #4b5563;
    text-decoration: none;
    font-weight: 500;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
    -webkit-tap-highlight-color: transparent;
}

.mobile-nav-link:hover {
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -moz-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -o-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    -moz-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    -moz-text-fill-color: transparent;
}

.mobile-members-btn {
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -moz-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -o-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
    -webkit-tap-highlight-color: transparent;
}

/* Button Styles */
.btn-primary {
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -moz-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -o-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 0.75rem;
    font-weight: 600;
    text-decoration: none;
    display: -webkit-inline-box;
    display: -moz-inline-box;
    display: -ms-inline-flexbox;
    display: -webkit-inline-flex;
    display: inline-flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
    -webkit-box-shadow: 0 4px 6px rgba(59, 130, 246, 0.3);
    -moz-box-shadow: 0 4px 6px rgba(59, 130, 246, 0.3);
    box-shadow: 0 4px 6px rgba(59, 130, 246, 0.3);
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
}

.btn-primary:hover {
    -webkit-transform: scale(1.05);
    -moz-transform: scale(1.05);
    -ms-transform: scale(1.05);
    -o-transform: scale(1.05);
    transform: scale(1.05);
    -webkit-box-shadow: 0 8px 15px rgba(59, 130, 246, 0.4);
    -moz-box-shadow: 0 8px 15px rgba(59, 130, 246, 0.4);
    box-shadow: 0 8px 15px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: none;
    color: #8b5cf6;
    border: 2px solid #8b5cf6;
    padding: 1rem 2rem;
    border-radius: 0.75rem;
    font-weight: 600;
    text-decoration: none;
    display: -webkit-inline-box;
    display: -moz-inline-box;
    display: -ms-inline-flexbox;
    display: -webkit-inline-flex;
    display: inline-flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
}

.btn-secondary:hover {
    background: #8b5cf6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #8b5cf6, #ec4899);
    background: -moz-linear-gradient(135deg, #8b5cf6, #ec4899);
    background: -o-linear-gradient(135deg, #8b5cf6, #ec4899);
    background: linear-gradient(135deg, #8b5cf6, #ec4899);
    color: white;
    border-color: transparent;
    -webkit-transform: scale(1.05);
    -moz-transform: scale(1.05);
    -ms-transform: scale(1.05);
    -o-transform: scale(1.05);
    transform: scale(1.05);
    -webkit-box-shadow: 0 8px 15px rgba(139, 92, 246, 0.4);
    -moz-box-shadow: 0 8px 15px rgba(139, 92, 246, 0.4);
    box-shadow: 0 8px 15px rgba(139, 92, 246, 0.4);
}

/* Section Styles */
.section {
    display: none;
    min-height: 100vh;
    padding-top: 80px;
}

.section.active {
    display: block;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
    -webkit-animation: fadeIn 0.8s ease;
    -moz-animation: fadeIn 0.8s ease;
    animation: fadeIn 0.8s ease;
}

.section-badge {
    display: -webkit-inline-box;
    display: -moz-inline-box;
    display: -ms-inline-flexbox;
    display: -webkit-inline-flex;
    display: inline-flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    gap: 0.75rem;
    background: rgba(139, 92, 246, 0.1);
    color: #8b5cf6;
    padding: 0.5rem 1.5rem;
    border-radius: 2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 1rem;
    background: #1f2937; /* Fallback */
    background: -webkit-linear-gradient(135deg, #1f2937, #3b82f6, #8b5cf6);
    background: -moz-linear-gradient(135deg, #1f2937, #3b82f6, #8b5cf6);
    background: -o-linear-gradient(135deg, #1f2937, #3b82f6, #8b5cf6);
    background: linear-gradient(135deg, #1f2937, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    -moz-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    -moz-text-fill-color: transparent;
}

.section-header p {
    font-size: 1.25rem;
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 90vh;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    background: #f3f4f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #f3f4f6, #e5e7eb);
    background: -moz-linear-gradient(135deg, #f3f4f6, #e5e7eb);
    background: -o-linear-gradient(135deg, #f3f4f6, #e5e7eb);
    background: linear-gradient(135deg, #f3f4f6, #e5e7eb);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: 
        -webkit-radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        -webkit-radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    background: 
        -moz-radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        -moz-radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    background: 
        radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
}

.hero-content {
    display: grid;
    display: -ms-grid;
    grid-template-columns: 1fr 1fr;
    -ms-grid-columns: 1fr 1fr;
    gap: 4rem;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    position: relative;
    z-index: 10;
}

/* Grid fallback for older browsers */
@supports not (display: grid) {
    .hero-content {
        display: -webkit-box;
        display: -moz-box;
        display: -ms-flexbox;
        display: -webkit-flex;
        display: flex;
        -webkit-flex-wrap: wrap;
        -ms-flex-wrap: wrap;
        flex-wrap: wrap;
    }
    
    .hero-text,
    .hero-visual {
        -webkit-box-flex: 1;
        -moz-box-flex: 1;
        -webkit-flex: 1 1 50%;
        -ms-flex: 1 1 50%;
        flex: 1 1 50%;
        min-width: 300px;
    }
}

.hero-badge {
    display: -webkit-inline-box;
    display: -moz-inline-box;
    display: -ms-inline-flexbox;
    display: -webkit-inline-flex;
    display: inline-flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    gap: 0.75rem;
    background: rgba(139, 92, 246, 0.1);
    color: #8b5cf6;
    padding: 0.5rem 1.5rem;
    border-radius: 2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: 4rem;
    font-weight: bold;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: #1f2937;
}

.hero-description {
    font-size: 1.25rem;
    color: #6b7280;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-features {
    margin-bottom: 2.5rem;
}

.feature-item {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
    cursor: pointer;
}

.feature-item:hover {
    -webkit-transform: scale(1.05);
    -moz-transform: scale(1.05);
    -ms-transform: scale(1.05);
    -o-transform: scale(1.05);
    transform: scale(1.05);
}

.feature-icon {
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    -webkit-box-pack: center;
    -moz-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
}

.feature-icon.green {
    background: #10b981; /* Fallback */
    background: -webkit-linear-gradient(135deg, #10b981, #059669);
    background: -moz-linear-gradient(135deg, #10b981, #059669);
    background: -o-linear-gradient(135deg, #10b981, #059669);
    background: linear-gradient(135deg, #10b981, #059669);
}

.feature-icon.blue {
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #2563eb);
    background: -moz-linear-gradient(135deg, #3b82f6, #2563eb);
    background: -o-linear-gradient(135deg, #3b82f6, #2563eb);
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.feature-icon.purple {
    background: #8b5cf6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #8b5cf6, #7c3aed);
    background: -moz-linear-gradient(135deg, #8b5cf6, #7c3aed);
    background: -o-linear-gradient(135deg, #8b5cf6, #7c3aed);
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.feature-icon.pink {
    background: #ec4899; /* Fallback */
    background: -webkit-linear-gradient(135deg, #ec4899, #db2777);
    background: -moz-linear-gradient(135deg, #ec4899, #db2777);
    background: -o-linear-gradient(135deg, #ec4899, #db2777);
    background: linear-gradient(135deg, #ec4899, #db2777);
}

.feature-icon::before {
    content: '';
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
}

.hero-actions {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    gap: 1rem;
    -webkit-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
}

.hero-visual {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -moz-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    position: relative;
}

.floating-card {
    background: rgba(255, 255, 255, 0.9);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 1.5rem;
    -webkit-box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
    -moz-box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
    box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
    max-width: 300px;
    text-align: center;
    -webkit-animation: float 6s ease-in-out infinite;
    -moz-animation: float 6s ease-in-out infinite;
    animation: float 6s ease-in-out infinite;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.floating-card h3 {
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -moz-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -o-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    -moz-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    -moz-text-fill-color: transparent;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.floating-card p {
    color: #6b7280;
    margin-bottom: 1.5rem;
}

.avatars {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    -webkit-box-pack: center;
    -moz-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    gap: 0.5rem;
}

.avatar {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    border: 2px solid white;
    margin-right: -0.5rem;
    -webkit-animation: bounce 2s infinite;
    -moz-animation: bounce 2s infinite;
    animation: bounce 2s infinite;
}

.avatar.blue {
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #2563eb);
    background: -moz-linear-gradient(135deg, #3b82f6, #2563eb);
    background: -o-linear-gradient(135deg, #3b82f6, #2563eb);
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    -webkit-animation-delay: 0s;
    -moz-animation-delay: 0s;
    animation-delay: 0s;
}

.avatar.purple {
    background: #8b5cf6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #8b5cf6, #7c3aed);
    background: -moz-linear-gradient(135deg, #8b5cf6, #7c3aed);
    background: -o-linear-gradient(135deg, #8b5cf6, #7c3aed);
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    -webkit-animation-delay: 0.1s;
    -moz-animation-delay: 0.1s;
    animation-delay: 0.1s;
}

.avatar.pink {
    background: #ec4899; /* Fallback */
    background: -webkit-linear-gradient(135deg, #ec4899, #db2777);
    background: -moz-linear-gradient(135deg, #ec4899, #db2777);
    background: -o-linear-gradient(135deg, #ec4899, #db2777);
    background: linear-gradient(135deg, #ec4899, #db2777);
    -webkit-animation-delay: 0.2s;
    -moz-animation-delay: 0.2s;
    animation-delay: 0.2s;
}

.avatar.green {
    background: #10b981; /* Fallback */
    background: -webkit-linear-gradient(135deg, #10b981, #059669);
    background: -moz-linear-gradient(135deg, #10b981, #059669);
    background: -o-linear-gradient(135deg, #10b981, #059669);
    background: linear-gradient(135deg, #10b981, #059669);
    -webkit-animation-delay: 0.3s;
    -moz-animation-delay: 0.3s;
    animation-delay: 0.3s;
}

.avatars span {
    margin-left: 1rem;
    font-size: 0.875rem;
    color: #6b7280;
    font-weight: 600;
}

/* Services Section */
.services-preview, .services-full {
    padding: 5rem 0;
    position: relative;
    background: #f9fafb; /* Fallback */
    background: -webkit-linear-gradient(135deg, #f9fafb, #ffffff, #f3f4f6);
    background: -moz-linear-gradient(135deg, #f9fafb, #ffffff, #f3f4f6);
    background: -o-linear-gradient(135deg, #f9fafb, #ffffff, #f3f4f6);
    background: linear-gradient(135deg, #f9fafb, #ffffff, #f3f4f6);
}

.services-bg {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: 
        -webkit-radial-gradient(circle at 25% 25%, rgba(59, 130, 246, 0.05) 0%, transparent 50%),
        -webkit-radial-gradient(circle at 75% 75%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
    background: 
        -moz-radial-gradient(circle at 25% 25%, rgba(59, 130, 246, 0.05) 0%, transparent 50%),
        -moz-radial-gradient(circle at 75% 75%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
    background: 
        radial-gradient(circle at 25% 25%, rgba(59, 130, 246, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
}

.services-grid {
    display: grid;
    display: -ms-grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    position: relative;
    z-index: 10;
}

/* Grid fallback for older browsers */
@supports not (display: grid) {
    .services-grid {
        display: -webkit-box;
        display: -moz-box;
        display: -ms-flexbox;
        display: -webkit-flex;
        display: flex;
        -webkit-flex-wrap: wrap;
        -ms-flex-wrap: wrap;
        flex-wrap: wrap;
        margin: -0.75rem;
    }
    
    .service-card {
        -webkit-box-flex: 1;
        -moz-box-flex: 1;
        -webkit-flex: 1 1 240px;
        -ms-flex: 1 1 240px;
        flex: 1 1 240px;
        margin: 0.75rem;
    }
}

.service-card {
    background: rgba(255, 255, 255, 0.8);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    border-radius: 1.5rem;
    -webkit-box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    -moz-box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.5);
    -webkit-transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -o-transition: all 0.5s ease;
    transition: all 0.5s ease;
    position: relative;
    overflow: hidden;
    -webkit-animation: fadeIn 0.8s ease;
    -moz-animation: fadeIn 0.8s ease;
    animation: fadeIn 0.8s ease;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: -webkit-linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.1));
    background: -moz-linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.1));
    background: -o-linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.1));
    background: linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.1));
    opacity: 0;
    -webkit-transition: opacity 0.5s ease;
    -moz-transition: opacity 0.5s ease;
    -o-transition: opacity 0.5s ease;
    transition: opacity 0.5s ease;
}

.service-card:hover::before {
    opacity: 1;
}

.service-card:hover {
    -webkit-transform: translateY(-10px) scale(1.02);
    -moz-transform: translateY(-10px) scale(1.02);
    -ms-transform: translateY(-10px) scale(1.02);
    -o-transform: translateY(-10px) scale(1.02);
    transform: translateY(-10px) scale(1.02);
    -webkit-box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
    -moz-box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
    box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
}

.service-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    -webkit-box-pack: center;
    -moz-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    margin-bottom: 1rem;
    font-size: 1.5rem;
    color: white;
    -webkit-box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    -moz-box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.service-card:hover .service-icon {
    -webkit-animation: bounce 0.6s ease;
    -moz-animation: bounce 0.6s ease;
    animation: bounce 0.6s ease;
}

.service-card.blue .service-icon {
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #06b6d4);
    background: -moz-linear-gradient(135deg, #3b82f6, #06b6d4);
    background: -o-linear-gradient(135deg, #3b82f6, #06b6d4);
    background: linear-gradient(135deg, #3b82f6, #06b6d4);
}

.service-card.purple .service-icon {
    background: #8b5cf6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #8b5cf6, #ec4899);
    background: -moz-linear-gradient(135deg, #8b5cf6, #ec4899);
    background: -o-linear-gradient(135deg, #8b5cf6, #ec4899);
    background: linear-gradient(135deg, #8b5cf6, #ec4899);
}

.service-card.green .service-icon {
    background: #10b981; /* Fallback */
    background: -webkit-linear-gradient(135deg, #10b981, #059669);
    background: -moz-linear-gradient(135deg, #10b981, #059669);
    background: -o-linear-gradient(135deg, #10b981, #059669);
    background: linear-gradient(135deg, #10b981, #059669);
}

.service-card.orange .service-icon {
    background: #f59e0b; /* Fallback */
    background: -webkit-linear-gradient(135deg, #f59e0b, #ef4444);
    background: -moz-linear-gradient(135deg, #f59e0b, #ef4444);
    background: -o-linear-gradient(135deg, #f59e0b, #ef4444);
    background: linear-gradient(135deg, #f59e0b, #ef4444);
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: bold;
    margin-bottom: 0.75rem;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.service-card:hover h3 {
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -moz-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -o-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    -moz-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    -moz-text-fill-color: transparent;
}

.service-card p {
    color: #6b7280;
    margin-bottom: 1rem;
    line-height: 1.5;
    font-size: 0.9rem;
}

.service-card ul {
    list-style: none;
}

.service-card li {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    margin-bottom: 0.4rem;
    color: #6b7280;
    font-size: 0.8rem;
}

.service-card li::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    margin-right: 0.5rem;
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -moz-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -o-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
    -webkit-flex-shrink: 0;
    -ms-flex-negative: 0;
    flex-shrink: 0;
}

.service-card:hover li::before {
    -webkit-animation: pulse 1s infinite;
    -moz-animation: pulse 1s infinite;
    animation: pulse 1s infinite;
}

/* Testimonials Section */
.testimonials {
    padding: 5rem 0;
    position: relative;
    background: #f9fafb; /* Fallback */
    background: -webkit-linear-gradient(135deg, #f9fafb, #f3f4f6, #e5e7eb);
    background: -moz-linear-gradient(135deg, #f9fafb, #f3f4f6, #e5e7eb);
    background: -o-linear-gradient(135deg, #f9fafb, #f3f4f6, #e5e7eb);
    background: linear-gradient(135deg, #f9fafb, #f3f4f6, #e5e7eb);
}

.testimonials-bg {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: 
        -webkit-radial-gradient(circle at 10% 20%, rgba(139, 92, 246, 0.05) 0%, transparent 50%),
        -webkit-radial-gradient(circle at 90% 80%, rgba(236, 72, 153, 0.05) 0%, transparent 50%);
    background: 
        -moz-radial-gradient(circle at 10% 20%, rgba(139, 92, 246, 0.05) 0%, transparent 50%),
        -moz-radial-gradient(circle at 90% 80%, rgba(236, 72, 153, 0.05) 0%, transparent 50%);
    background: 
        radial-gradient(circle at 10% 20%, rgba(139, 92, 246, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(236, 72, 153, 0.05) 0%, transparent 50%);
}

.testimonials-grid {
    display: grid;
    display: -ms-grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

/* Grid fallback for older browsers */
@supports not (display: grid) {
    .testimonials-grid {
        display: -webkit-box;
        display: -moz-box;
        display: -ms-flexbox;
        display: -webkit-flex;
        display: flex;
        -webkit-flex-wrap: wrap;
        -ms-flex-wrap: wrap;
        flex-wrap: wrap;
        margin: -1rem;
    }
    
    .testimonial-card {
        -webkit-box-flex: 1;
        -moz-box-flex: 1;
        -webkit-flex: 1 1 280px;
        -ms-flex: 1 1 280px;
        flex: 1 1 280px;
        margin: 1rem;
    }
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.8);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 1.5rem;
    -webkit-box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    -moz-box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.5);
    -webkit-transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -o-transition: all 0.5s ease;
    transition: all 0.5s ease;
    position: relative;
    overflow: hidden;
    -webkit-animation: fadeIn 0.8s ease;
    -moz-animation: fadeIn 0.8s ease;
    animation: fadeIn 0.8s ease;
}

.testimonial-card:hover {
    -webkit-transform: translateY(-10px) scale(1.02);
    -moz-transform: translateY(-10px) scale(1.02);
    -ms-transform: translateY(-10px) scale(1.02);
    -o-transform: translateY(-10px) scale(1.02);
    transform: translateY(-10px) scale(1.02);
    -webkit-box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
    -moz-box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
    box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
}

.quote-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    -webkit-box-pack: center;
    -moz-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    color: white;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.testimonial-card:hover .quote-icon {
    -webkit-animation: bounce 0.6s ease;
    -moz-animation: bounce 0.6s ease;
    animation: bounce 0.6s ease;
}

.quote-icon.blue {
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #06b6d4);
    background: -moz-linear-gradient(135deg, #3b82f6, #06b6d4);
    background: -o-linear-gradient(135deg, #3b82f6, #06b6d4);
    background: linear-gradient(135deg, #3b82f6, #06b6d4);
}

.quote-icon.purple {
    background: #8b5cf6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #8b5cf6, #ec4899);
    background: -moz-linear-gradient(135deg, #8b5cf6, #ec4899);
    background: -o-linear-gradient(135deg, #8b5cf6, #ec4899);
    background: linear-gradient(135deg, #8b5cf6, #ec4899);
}

.quote-icon.green {
    background: #10b981; /* Fallback */
    background: -webkit-linear-gradient(135deg, #10b981, #059669);
    background: -moz-linear-gradient(135deg, #10b981, #059669);
    background: -o-linear-gradient(135deg, #10b981, #059669);
    background: linear-gradient(135deg, #10b981, #059669);
}

.quote-icon.orange {
    background: #f59e0b; /* Fallback */
    background: -webkit-linear-gradient(135deg, #f59e0b, #ef4444);
    background: -moz-linear-gradient(135deg, #f59e0b, #ef4444);
    background: -o-linear-gradient(135deg, #f59e0b, #ef4444);
    background: linear-gradient(135deg, #f59e0b, #ef4444);
}

.testimonial-card p {
    font-style: italic;
    color: #4b5563;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.rating {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1.5rem;
}

.rating i {
    color: #fbbf24;
    -webkit-animation: pulse 2s infinite;
    -moz-animation: pulse 2s infinite;
    animation: pulse 2s infinite;
}

.author {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    gap: 0.75rem;
}

.author .avatar {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    -webkit-box-pack: center;
    -moz-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 1.125rem;
}

.author h4 {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.author span {
    font-size: 0.875rem;
    color: #6b7280;
}

.satisfaction-card {
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #8b5cf6, #ec4899);
    background: -moz-linear-gradient(135deg, #3b82f6, #8b5cf6, #ec4899);
    background: -o-linear-gradient(135deg, #3b82f6, #8b5cf6, #ec4899);
    background: linear-gradient(135deg, #3b82f6, #8b5cf6, #ec4899);
    color: white;
    padding: 3rem 2rem;
    border-radius: 1.5rem;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    -webkit-box-shadow: 0 20px 25px rgba(59, 130, 246, 0.3);
    -moz-box-shadow: 0 20px 25px rgba(59, 130, 246, 0.3);
    box-shadow: 0 20px 25px rgba(59, 130, 246, 0.3);
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.satisfaction-card:hover {
    -webkit-transform: scale(1.05);
    -moz-transform: scale(1.05);
    -ms-transform: scale(1.05);
    -o-transform: scale(1.05);
    transform: scale(1.05);
}

.satisfaction-card h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    -webkit-animation: pulse 3s infinite;
    -moz-animation: pulse 3s infinite;
    animation: pulse 3s infinite;
}

.satisfaction-card p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1.5rem;
}

/* Pricing Section */
.pricing {
    padding: 5rem 0;
    background: white;
}

.pricing-grid {
    display: grid;
    display: -ms-grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto 3rem;
}

/* Grid fallback for older browsers */
@supports not (display: grid) {
    .pricing-grid {
        display: -webkit-box;
        display: -moz-box;
        display: -ms-flexbox;
        display: -webkit-flex;
        display: flex;
        -webkit-flex-wrap: wrap;
        -ms-flex-wrap: wrap;
        flex-wrap: wrap;
        -webkit-box-pack: center;
        -moz-box-pack: center;
        -ms-flex-pack: center;
        -webkit-justify-content: center;
        justify-content: center;
        margin: -1rem;
    }
    
    .pricing-card {
        -webkit-box-flex: 1;
        -moz-box-flex: 1;
        -webkit-flex: 1 1 320px;
        -ms-flex: 1 1 320px;
        flex: 1 1 320px;
        max-width: 400px;
        margin: 1rem;
    }
}

.pricing-card {
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 1.5rem;
    padding: 2rem;
    text-align: center;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
    position: relative;
    -webkit-box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    -moz-box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.pricing-card:hover {
    -webkit-transform: translateY(-10px);
    -moz-transform: translateY(-10px);
    -ms-transform: translateY(-10px);
    -o-transform: translateY(-10px);
    transform: translateY(-10px);
    -webkit-box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
    -moz-box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
    box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
}

.pricing-card.popular {
    border-color: #3b82f6;
    -webkit-transform: scale(1.05);
    -moz-transform: scale(1.05);
    -ms-transform: scale(1.05);
    -o-transform: scale(1.05);
    transform: scale(1.05);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    transform: translateX(-50%);
    background: #3b82f6;
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    gap: 0.5rem;
}

.pricing-card h3 {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.pricing-card > p {
    color: #6b7280;
    margin-bottom: 1.5rem;
}

.price {
    margin-bottom: 2rem;
}

.amount {
    font-size: 3rem;
    font-weight: bold;
    color: #1f2937;
}

.unit {
    color: #6b7280;
    margin-left: 0.5rem;
}

.pricing-card ul {
    list-style: none;
    margin-bottom: 2rem;
    text-align: left;
}

.pricing-card li {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    margin-bottom: 0.75rem;
    color: #4b5563;
}

.pricing-card li i {
    color: #10b981;
    margin-right: 0.75rem;
    font-size: 1.25rem;
}

.contact-link {
    color: #3b82f6;
    text-decoration: none;
    font-weight: 600;
    -webkit-transition: color 0.3s ease;
    -moz-transition: color 0.3s ease;
    -o-transition: color 0.3s ease;
    transition: color 0.3s ease;
}

.contact-link:hover {
    color: #8b5cf6;
}

/* Contact Section */
.contact {
    padding: 5rem 0;
    background: #f9fafb;
}

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

/* Grid fallback for older browsers */
@supports not (display: grid) {
    .contact-content {
        display: -webkit-box;
        display: -moz-box;
        display: -ms-flexbox;
        display: -webkit-flex;
        display: flex;
        -webkit-flex-wrap: wrap;
        -ms-flex-wrap: wrap;
        flex-wrap: wrap;
    }
    
    .contact-info,
    .contact-form {
        -webkit-box-flex: 1;
        -moz-box-flex: 1;
        -webkit-flex: 1 1 400px;
        -ms-flex: 1 1 400px;
        flex: 1 1 400px;
        min-width: 300px;
    }
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 2rem;
}

.contact-item {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: start;
    -moz-box-align: start;
    -ms-flex-align: start;
    -webkit-align-items: flex-start;
    align-items: flex-start;
    margin-bottom: 2rem;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.contact-item:hover {
    -webkit-transform: scale(1.05);
    -moz-transform: scale(1.05);
    -ms-transform: scale(1.05);
    -o-transform: scale(1.05);
    transform: scale(1.05);
}

.contact-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    -webkit-box-pack: center;
    -moz-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    margin-right: 1rem;
    color: white;
    font-size: 1.25rem;
}

.contact-icon:nth-child(1) {
    background: #25d366; /* Fallback */
    background: -webkit-linear-gradient(135deg, #25d366, #128c7e);
    background: -moz-linear-gradient(135deg, #25d366, #128c7e);
    background: -o-linear-gradient(135deg, #25d366, #128c7e);
    background: linear-gradient(135deg, #25d366, #128c7e);
}

.contact-item:nth-child(2) .contact-icon {
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #2563eb);
    background: -moz-linear-gradient(135deg, #3b82f6, #2563eb);
    background: -o-linear-gradient(135deg, #3b82f6, #2563eb);
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.contact-item:nth-child(3) .contact-icon {
    background: #8b5cf6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #8b5cf6, #ec4899);
    background: -moz-linear-gradient(135deg, #8b5cf6, #ec4899);
    background: -o-linear-gradient(135deg, #8b5cf6, #ec4899);
    background: linear-gradient(135deg, #8b5cf6, #ec4899);
}

.contact-item:nth-child(4) .contact-icon {
    background: #f59e0b; /* Fallback */
    background: -webkit-linear-gradient(135deg, #f59e0b, #ef4444);
    background: -moz-linear-gradient(135deg, #f59e0b, #ef4444);
    background: -o-linear-gradient(135deg, #f59e0b, #ef4444);
    background: linear-gradient(135deg, #f59e0b, #ef4444);
}

.contact-item h4 {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.contact-item p {
    color: #4b5563;
    margin-bottom: 0.25rem;
}

.contact-item span {
    font-size: 0.875rem;
    color: #6b7280;
}

.response-time {
    background: rgba(59, 130, 246, 0.1);
    padding: 1.5rem;
    border-radius: 0.75rem;
    margin-top: 2rem;
}

.response-time h4 {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.response-time p {
    font-size: 0.875rem;
    color: #6b7280;
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 1.5rem;
    -webkit-box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    -moz-box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.contact-form h3 {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
}

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

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: #374151;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    font-size: 16px; /* Previne zoom no iOS */
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
    min-height: 48px;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3b82f6;
    -webkit-box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    -moz-box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Footer Styles */
.footer {
    background: #1f2937; /* Fallback */
    background: -webkit-linear-gradient(135deg, #1f2937, #3b82f6, #8b5cf6);
    background: -moz-linear-gradient(135deg, #1f2937, #3b82f6, #8b5cf6);
    background: -o-linear-gradient(135deg, #1f2937, #3b82f6, #8b5cf6);
    background: linear-gradient(135deg, #1f2937, #3b82f6, #8b5cf6);
    color: white;
    padding: 3rem 0 1rem;
    position: relative;
    overflow: hidden;
}

.footer-bg {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: 
        -webkit-radial-gradient(circle at 25% 25%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        -webkit-radial-gradient(circle at 75% 75%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    background: 
        -moz-radial-gradient(circle at 25% 25%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        -moz-radial-gradient(circle at 75% 75%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    background: 
        radial-gradient(circle at 25% 25%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
}

.footer-content {
    display: grid;
    display: -ms-grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
    position: relative;
    z-index: 10;
}

/* Grid fallback for older browsers */
@supports not (display: grid) {
    .footer-content {
        display: -webkit-box;
        display: -moz-box;
        display: -ms-flexbox;
        display: -webkit-flex;
        display: flex;
        -webkit-flex-wrap: wrap;
        -ms-flex-wrap: wrap;
        flex-wrap: wrap;
    }
    
    .footer-brand {
        -webkit-box-flex: 2;
        -moz-box-flex: 2;
        -webkit-flex: 2 1 300px;
        -ms-flex: 2 1 300px;
        flex: 2 1 300px;
    }
    
    .footer-services,
    .footer-contact {
        -webkit-box-flex: 1;
        -moz-box-flex: 1;
        -webkit-flex: 1 1 200px;
        -ms-flex: 1 1 200px;
        flex: 1 1 200px;
    }
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.8);
    margin-top: 1rem;
    max-width: 400px;
}

.footer-services h3,
.footer-contact h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    background: #93c5fd; /* Fallback */
    background: -webkit-linear-gradient(135deg, #93c5fd, #c4b5fd);
    background: -moz-linear-gradient(135deg, #93c5fd, #c4b5fd);
    background: -o-linear-gradient(135deg, #93c5fd, #c4b5fd);
    background: linear-gradient(135deg, #93c5fd, #c4b5fd);
    -webkit-background-clip: text;
    -moz-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    -moz-text-fill-color: transparent;
}

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

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

.footer-services a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
    position: relative;
}

.footer-services a:hover {
    color: white;
    padding-left: 0.5rem;
}

.footer-services a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -moz-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -o-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    -webkit-transition: width 0.3s ease;
    -moz-transition: width 0.3s ease;
    -o-transition: width 0.3s ease;
    transition: width 0.3s ease;
}

.footer-services a:hover::before {
    width: 100%;
}

.contact-items {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -moz-box-orient: vertical;
    -moz-box-direction: normal;
    -ms-flex-direction: column;
    -webkit-flex-direction: column;
    flex-direction: column;
    gap: 1rem;
}

.footer-contact-item {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    gap: 0.75rem;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.footer-contact-item:hover {
    -webkit-transform: scale(1.05);
    -moz-transform: scale(1.05);
    -ms-transform: scale(1.05);
    -o-transform: scale(1.05);
    transform: scale(1.05);
}

.footer-contact-item .contact-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.5rem;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    -webkit-box-pack: center;
    -moz-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    font-size: 1rem;
}

.footer-contact-item .contact-icon.blue {
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #06b6d4);
    background: -moz-linear-gradient(135deg, #3b82f6, #06b6d4);
    background: -o-linear-gradient(135deg, #3b82f6, #06b6d4);
    background: linear-gradient(135deg, #3b82f6, #06b6d4);
}

.footer-contact-item .contact-icon.green {
    background: #25d366; /* Fallback */
    background: -webkit-linear-gradient(135deg, #25d366, #128c7e);
    background: -moz-linear-gradient(135deg, #25d366, #128c7e);
    background: -o-linear-gradient(135deg, #25d366, #128c7e);
    background: linear-gradient(135deg, #25d366, #128c7e);
}

.footer-contact-item span {
    color: rgba(255, 255, 255, 0.9);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 2rem;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: justify;
    -moz-box-pack: justify;
    -ms-flex-pack: justify;
    -webkit-justify-content: space-between;
    justify-content: space-between;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    -webkit-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    gap: 0.5rem;
}

.footer-bottom i {
    color: #ef4444;
    -webkit-animation: pulse 2s infinite;
    -moz-animation: pulse 2s infinite;
    animation: pulse 2s infinite;
}

.footer-links {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
    position: relative;
}

.footer-links a:hover {
    color: white;
}

.footer-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -moz-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -o-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    -webkit-transition: width 0.3s ease;
    -moz-transition: width 0.3s ease;
    -o-transition: width 0.3s ease;
    transition: width 0.3s ease;
}

.footer-links a:hover::after {
    width: 100%;
}

/* WhatsApp Chat */
.whatsapp-chat {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 4rem;
    height: 4rem;
    background: #25d366; /* Fallback */
    background: -webkit-linear-gradient(135deg, #25d366, #128c7e);
    background: -moz-linear-gradient(135deg, #25d366, #128c7e);
    background: -o-linear-gradient(135deg, #25d366, #128c7e);
    background: linear-gradient(135deg, #25d366, #128c7e);
    border-radius: 50%;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    -webkit-box-pack: center;
    -moz-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    text-decoration: none;
    -webkit-box-shadow: 0 4px 6px rgba(37, 211, 102, 0.3);
    -moz-box-shadow: 0 4px 6px rgba(37, 211, 102, 0.3);
    box-shadow: 0 4px 6px rgba(37, 211, 102, 0.3);
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
    z-index: 1000;
    -webkit-animation: bounce 2s infinite;
    -moz-animation: bounce 2s infinite;
    animation: bounce 2s infinite;
    -webkit-tap-highlight-color: transparent;
}

.whatsapp-chat:hover {
    -webkit-transform: scale(1.1);
    -moz-transform: scale(1.1);
    -ms-transform: scale(1.1);
    -o-transform: scale(1.1);
    transform: scale(1.1);
    -webkit-box-shadow: 0 8px 15px rgba(37, 211, 102, 0.4);
    -moz-box-shadow: 0 8px 15px rgba(37, 211, 102, 0.4);
    box-shadow: 0 8px 15px rgba(37, 211, 102, 0.4);
}

.whatsapp-chat .sparkle-icon {
    position: absolute;
    top: -4px;
    right: -4px;
    font-size: 0.75rem;
    color: #fbbf24;
}

.whatsapp-tooltip {
    position: absolute;
    right: 100%;
    top: 50%;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
    background: #1f2937; /* Fallback */
    background: -webkit-linear-gradient(135deg, #1f2937, #374151);
    background: -moz-linear-gradient(135deg, #1f2937, #374151);
    background: -o-linear-gradient(135deg, #1f2937, #374151);
    background: linear-gradient(135deg, #1f2937, #374151);
    color: white;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
    margin-right: 0.75rem;
    -webkit-box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    -moz-box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border: 1px solid #4b5563;
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    left: 100%;
    top: 50%;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: #374151;
}

.whatsapp-chat:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
}

.whatsapp-tooltip span {
    background: #25d366; /* Fallback */
    background: -webkit-linear-gradient(135deg, #25d366, #128c7e);
    background: -moz-linear-gradient(135deg, #25d366, #128c7e);
    background: -o-linear-gradient(135deg, #25d366, #128c7e);
    background: linear-gradient(135deg, #25d366, #128c7e);
    -webkit-background-clip: text;
    -moz-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    -moz-text-fill-color: transparent;
    font-weight: 600;
}

/* WhatsApp quick button */
.whatsapp-quick-btn {
    display: -webkit-inline-box;
    display: -moz-inline-box;
    display: -ms-inline-flexbox;
    display: -webkit-inline-flex;
    display: inline-flex;
    -webkit-box-align: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    gap: 0.5rem;
    background: #25d366; /* Fallback */
    background: -webkit-linear-gradient(135deg, #25d366, #128c7e);
    background: -moz-linear-gradient(135deg, #25d366, #128c7e);
    background: -o-linear-gradient(135deg, #25d366, #128c7e);
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-weight: 600;
    margin-top: 0.5rem;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.whatsapp-quick-btn:hover {
    -webkit-transform: scale(1.05);
    -moz-transform: scale(1.05);
    -ms-transform: scale(1.05);
    -o-transform: scale(1.05);
    transform: scale(1.05);
    -webkit-box-shadow: 0 4px 8px rgba(37, 211, 102, 0.3);
    -moz-box-shadow: 0 4px 8px rgba(37, 211, 102, 0.3);
    box-shadow: 0 4px 8px rgba(37, 211, 102, 0.3);
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Fallback for browsers without smooth scroll support */
@supports not (scroll-behavior: smooth) {
    html {
        scroll-behavior: auto;
    }
}

/* Loading animation */
.loading {
    opacity: 0;
    -webkit-animation: fadeIn 0.5s ease forwards;
    -moz-animation: fadeIn 0.5s ease forwards;
    animation: fadeIn 0.5s ease forwards;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #3b82f6; /* Fallback */
    background: -webkit-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -moz-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: -o-linear-gradient(135deg, #3b82f6, #8b5cf6);
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #2563eb; /* Fallback */
    background: -webkit-linear-gradient(135deg, #2563eb, #7c3aed);
    background: -moz-linear-gradient(135deg, #2563eb, #7c3aed);
    background: -o-linear-gradient(135deg, #2563eb, #7c3aed);
    background: linear-gradient(135deg, #2563eb, #7c3aed);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        gap: 1.25rem;
    }
}

@media (max-width: 768px) {
    .nav-desktop, .header-actions {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .mobile-nav.active {
        display: -webkit-box;
        display: -moz-box;
        display: -ms-flexbox;
        display: -webkit-flex;
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        -ms-grid-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        -webkit-box-pack: center;
        -moz-box-pack: center;
        -ms-flex-pack: center;
        -webkit-justify-content: center;
        justify-content: center;
    }
    
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 1.5rem;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
        -ms-grid-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        -ms-grid-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        -ms-grid-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        -ms-grid-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-bottom {
        -webkit-box-orient: vertical;
        -webkit-box-direction: normal;
        -moz-box-orient: vertical;
        -moz-box-direction: normal;
        -ms-flex-direction: column;
        -webkit-flex-direction: column;
        flex-direction: column;
        text-align: center;
    }
    
    .whatsapp-chat {
        bottom: 1rem;
        right: 1rem;
        width: 3.5rem;
        height: 3.5rem;
        font-size: 1.25rem;
    }
    
    .whatsapp-tooltip {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .btn-primary, .btn-secondary {
        padding: 0.75rem 1.5rem;
        font-size: 0.875rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        -ms-grid-columns: 1fr;
    }
    
    .service-card {
        padding: 1.25rem;
    }
}

/* Very small screens */
@media (max-width: 320px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .btn-primary, .btn-secondary {
        padding: 0.6rem 1rem;
        font-size: 0.8rem;
    }
    
    .container {
        padding: 0 10px;
    }
}

/* Landscape tablets */
@media (min-width: 768px) and (max-width: 1024px) and (orientation: landscape) {
    .hero {
        min-height: 70vh;
    }
}

/* Large screens */
@media (min-width: 1920px) {
    .container {
        max-width: 1400px;
    }
    
    .hero-title {
        font-size: 5rem;
    }
}

/* Print styles */
@media print {
    .header, .footer, .whatsapp-chat, .mobile-menu-btn {
        display: none !important;
    }
    
    .section {
        page-break-inside: avoid;
    }
}