/* MS InfoSystems - Trend Micro Inspired Design */

:root {
    /* Enhanced Modern Color Palette */
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary-color: #0f172a;
    --secondary-light: #1e293b;
    --accent-color: #06b6d4;
    --accent-dark: #0891b2;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --light-color: #ffffff;
    --light-gray: #f8fafc;
    --medium-gray: #64748b;
    --dark-color: #0f172a;
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-light: #64748b;
    --text-white: #ffffff;
    --border-color: #e2e8f0;
    --shadow-light: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-medium: 0 4px 6px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-heavy: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    --gradient-secondary: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --gradient-bg: linear-gradient(135deg, #667eea 0%, #764ba2 100%);

    /* Bootstrap Color Variable Overrides - Important */
    --bs-primary: #2563eb !important;
    --bs-primary-rgb: 37, 99, 235 !important;
    --bs-secondary: #0f172a !important;
    --bs-secondary-rgb: 15, 23, 42 !important;
    --bs-success: #10b981 !important;
    --bs-success-rgb: 16, 185, 129 !important;
    --bs-warning: #f59e0b !important;
    --bs-warning-rgb: 245, 158, 11 !important;
    --bs-danger: #ef4444 !important;
    --bs-danger-rgb: 239, 68, 68 !important;
    --bs-info: #06b6d4 !important;
    --bs-info-rgb: 6, 182, 212 !important;
    --bs-light: #f8fafc !important;
    --bs-light-rgb: 248, 250, 252 !important;
    --bs-dark: #0f172a !important;
    --bs-dark-rgb: 15, 23, 42 !important;
}

/* Global Styles - Modern Enhanced Design */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--light-gray) 0%, var(--light-color) 100%);
    background-attachment: fixed;
    font-size: 16px;
    font-weight: 400;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.1rem; }

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

.lead {
    font-size: 1.125rem;
    font-weight: 400;
    color: var(--text-secondary);
}

/* Clean Container Styling */
.container {
    max-width: 1200px;
}

/* Section Spacing */
section {
    padding: 60px 0;
}

.section-large {
    padding: 100px 0;
}

.section-small {
    padding: 40px 0;
}

/* Enhanced Container Alignment */
.container {
    padding-left: 15px;
    padding-right: 15px;
}

.row {
    margin-left: -15px;
    margin-right: -15px;
}

.col, .col-md-4, .col-md-6, .col-lg-3, .col-lg-4, .col-lg-6, .col-lg-8 {
    padding-left: 15px;
    padding-right: 15px;
}

/* Text Alignment Classes */
.text-center {
    text-align: center !important;
}

.text-left {
    text-align: left !important;
}

.text-right {
    text-align: right !important;
}

/* Vertical Alignment */
.align-items-center {
    align-items: center !important;
}

.align-items-start {
    align-items: flex-start !important;
}

.justify-content-center {
    justify-content: center !important;
}

.justify-content-between {
    justify-content: space-between !important;
}

/* Navigation Styles - Trend Micro Inspired */
.navbar {
    background: var(--light-color) !important;
    padding: 1rem 0;
    box-shadow: var(--shadow-light);
    border-bottom: 1px solid var(--border-color);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color) !important;
}

/* Company Logo Styles */
.navbar-logo {
    display: flex;
    align-items: center;
}

.logo-img {
    max-height: 40px;
    width: auto;
    transition: all 0.3s ease;
}

.logo-img:hover {
    transform: scale(1.05);
}

.logo-placeholder {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.logo-placeholder:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
}

/* Responsive Logo */
@media (max-width: 768px) {
    .logo-img {
        max-height: 32px;
    }

    .logo-placeholder {
        width: 32px;
        height: 32px;
        font-size: 1rem;
    }
}

.navbar-nav .nav-link {
    font-weight: 500;
    color: var(--text-primary) !important;
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
}

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

.dropdown-menu {
    border: none;
    box-shadow: var(--shadow-medium);
    border-radius: 8px;
    margin-top: 0.5rem;
}

.dropdown-item {
    padding: 0.75rem 1.5rem;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.dropdown-item:hover {
    background-color: var(--light-gray);
    color: var(--primary-color);
}

/* Hero Section - Clean and Professional with Background Images */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

/* Hero section with background image - 70% visible */
.hero-section.hero-bg {
    background-image: linear-gradient(rgba(215, 25, 33, 0.3), rgba(184, 21, 28, 0.3)), url('assets/images/backgrounds/hero-bg.jpg');
}

/* About section background - 70% visible with fallback */
.about-hero {
    /* Fallback gradient background */
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 100px 0;
    color: white;
    position: relative;
}

/* Enhanced background with image overlay when image exists */
.about-hero {
    background:
        linear-gradient(rgba(44, 62, 80, 0.7), rgba(215, 25, 33, 0.7)),
        url('assets/images/backgrounds/about-bg.jpg'),
        linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
}
/* Services section background - 70% visible with fallback */
.services-hero {
    /* Fallback gradient background */
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--primary-color) 100%);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 100px 0;
    color: white;
    position: relative;
}

/* Enhanced background with image overlay when image exists */
.services-hero {
    background:
        linear-gradient(rgba(52, 152, 219, 0.7), rgba(41, 128, 185, 0.7)),
        url('assets/images/backgrounds/services-bg.jpg'),
        linear-gradient(135deg, var(--accent-color) 0%, var(--primary-color) 100%);
}
/* Contact section background - 70% visible with fallback */
.contact-hero {
    /* Fallback gradient background */
    background: linear-gradient(135deg, var(--success-color) 0%, var(--primary-color) 100%);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 100px 0;
    color: white;
    position: relative;
}

/* Enhanced background with image overlay when image exists */
.contact-hero {
    background:
        linear-gradient(rgba(39, 174, 96, 0.6), rgba(34, 153, 84, 0.6)),
        url('assets/images/backgrounds/contact-hero.jpg'),
        linear-gradient(135deg, var(--success-color) 0%, var(--primary-color) 100%);
}
.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(255,255,255,0.1) 1px, transparent 1px),
        radial-gradient(circle at 80% 50%, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-section h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: white;
}

.hero-section .lead {
    font-size: 1.25rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 2rem;
}

/* Button Styles - Trend Micro Clean Look */
.btn {
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: 6px;
    text-transform: none;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: none;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    color: white;
}

.btn-outline-light {
    border: 2px solid white;
    color: white;
    background: transparent;
}

.btn-outline-light:hover {
    background: white;
    color: var(--primary-color);
    transform: translateY(-2px);
}

.btn-light {
    background: white;
    color: var(--primary-color);
    border: none;
}

.btn-light:hover {
    background: var(--light-gray);
    color: var(--primary-dark);
    transform: translateY(-2px);
}

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

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* Modern Service Cards - Enhanced Design */
.service-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.3s ease;
    height: 100%;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-light);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-color);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-heavy);
    border-color: var(--primary-color);
}

.service-card:hover .service-icon {
    background: var(--gradient-primary);
    transform: scale(1.1);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--text-white);
    font-size: 1.5rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-light);
}

.service-card h5 {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

/* Solution Cards Layout */
.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.solution-card {
    background: white;
    border-radius: 12px;
    padding: 2.5rem 2rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
}

.solution-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

.solution-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

/* Statistics Counter */
.stats-container {
    background: var(--light-gray);
    border-radius: 12px;
    padding: 3rem 2rem;
    margin: 3rem 0;
}

.stat-card {
    text-align: center;
    padding: 1.5rem 1rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Statistics Section */
.stats-section {
    background: var(--light-color);
    padding: 80px 0;
}

.stat-item {
    text-align: center;
    padding: 30px 20px;
}

.stat-number {
    font-size: 3rem;
    font-weight: bold;
    color: var(--primary-color);
    display: block;
}

/* About Section Styles */
.about-section {
    padding: 80px 0;
}

.mission-card, .vision-card, .values-card {
    background: white;
    border-radius: 15px;
    padding: 40px 30px;
    margin-bottom: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border-left: 5px solid var(--primary-color);
}

.mission-card:hover, .vision-card:hover, .values-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* Partners Section */
.partners-section {
    background: var(--light-color);
    padding: 60px 0;
}

.partner-logo {
    max-height: 60px;
    filter: grayscale(100%);
    transition: all 0.3s ease;
    opacity: 0.7;
}

.partner-logo:hover {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.1);
}

/* Form Styles */
.form-container {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow-medium);
    border: 1px solid var(--border-color);
}

.form-control {
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 12px 16px;
    transition: all 0.3s ease;
    background-color: var(--light-gray);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.2);
    background-color: var(--light-color);
}

.btn-primary {
    background: var(--gradient-primary);
    border: none;
    border-radius: 10px;
    padding: 12px 30px;
    font-weight: 600;
    transition: all 0.3s ease;
    color: var(--text-white);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    color: var(--text-white);
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
    border-radius: 10px;
    padding: 12px 30px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-outline-primary:hover {
    background: var(--gradient-primary);
    border-color: var(--primary-color);
    color: var(--text-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

/* Contact Page Styles */
.contact-info-card {
    background: var(--gradient-primary);
    color: var(--text-white);
    border-radius: 15px;
    padding: 40px;
    height: 100%;
    box-shadow: var(--shadow-medium);
}

/* Call to Action Section Specific Styles */
section.bg-primary {
    background-color: var(--primary-color) !important;
    color: var(--text-white) !important;
}

section.bg-primary h1,
section.bg-primary h2,
section.bg-primary h3,
section.bg-primary h4,
section.bg-primary h5,
section.bg-primary h6,
section.bg-primary p,
section.bg-primary .lead {
    color: var(--text-white) !important;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.contact-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateX(10px);
    border-color: rgba(255, 255, 255, 0.3);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.25);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
    font-size: 1.2rem;
    color: var(--text-white) !important;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.contact-item h6,
.contact-item p {
    color: var(--text-white) !important;
    margin-bottom: 0.25rem;
}

/* Services Page Styles */
.service-detail-card {
    background: white;
    border-radius: 20px;
    padding: 40px;
    margin-bottom: 40px;
    box-shadow: var(--shadow-medium);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-detail-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-detail-card:hover::before {
    transform: scaleX(1);
}

.service-detail-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.service-header {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
}

.service-header .service-icon {
    margin: 0 20px 0 0;
}

/* Testimonials Section */
.testimonials-section {
    background: var(--light-color);
    padding: 80px 0;
}

.testimonial-card {
    background: white;
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.testimonial-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 20px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

/* Animation Classes */
.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.bounce {
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-30px);
    }
    60% {
        transform: translateY(-15px);
    }
}

/* Enhanced Responsive Design */
@media (max-width: 1200px) {
    .container {
        max-width: 100%;
        padding-left: 20px;
        padding-right: 20px;
    }

    .hero-section h1 {
        font-size: 2.8rem;
    }
}

@media (max-width: 992px) {
    section {
        padding: 60px 0;
    }

    .section-large {
        padding: 80px 0;
    }

    .solution-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 1.5rem;
    }

    .hero-section h1 {
        font-size: 2.5rem;
    }

    .stats-container {
        padding: 2.5rem 1.5rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding-left: 15px;
        padding-right: 15px;
    }

    .hero-section {
        padding: 60px 0;
        text-align: center;
    }

    .hero-section h1 {
        font-size: 2.2rem;
        margin-bottom: 1rem;
    }

    .hero-section .lead {
        font-size: 1.1rem;
        margin-bottom: 2rem;
    }

    .service-card {
        margin-bottom: 30px;
        padding: 1.5rem;
    }

    .service-icon {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .form-container {
        padding: 30px 20px;
    }

    .solution-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .solution-card {
        padding: 2rem 1.5rem;
    }

    .navbar-nav {
        text-align: center;
        margin-top: 1rem;
    }

    .navbar-nav .nav-link {
        padding: 0.5rem 1rem;
    }

    .btn {
        width: 100%;
        margin: 0.25rem 0;
    }

    .hero-section .btn {
        width: auto;
        margin: 0.5rem;
    }
}

@media (max-width: 576px) {
    .container {
        padding-left: 10px;
        padding-right: 10px;
    }

    section {
        padding: 40px 0;
    }

    .hero-section {
        padding: 40px 0;
    }

    .hero-section h1 {
        font-size: 1.8rem;
        line-height: 1.2;
    }

    .hero-section .lead {
        font-size: 1rem;
    }

    .service-card {
        padding: 1.25rem;
        margin-bottom: 20px;
    }

    .service-icon {
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
        margin-bottom: 1rem;
    }

    .service-card h5 {
        font-size: 1.1rem;
    }

    .service-card p {
        font-size: 0.9rem;
    }

    .solution-card {
        padding: 1.5rem 1rem;
    }

    .solution-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .stat-number {
        font-size: 1.8rem;
    }

    .stats-container {
        padding: 2rem 1rem;
        margin: 2rem 0;
    }

    .form-container {
        padding: 20px 15px;
    }

    .btn {
        padding: 0.6rem 1.5rem;
        font-size: 0.9rem;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.7rem; }
    h3 { font-size: 1.4rem; }
    h4 { font-size: 1.2rem; }

    .navbar-brand {
        font-size: 1.3rem;
    }

    .contact-info-card {
        padding: 30px 20px;
    }

    .contact-item {
        padding: 10px;
        margin-bottom: 15px;
    }

    .contact-icon {
        width: 40px;
        height: 40px;
        margin-right: 15px;
        font-size: 1rem;
    }
}

@media (max-width: 375px) {
    .hero-section h1 {
        font-size: 1.6rem;
    }

    .service-card {
        padding: 1rem;
    }

    .solution-card {
        padding: 1.25rem 0.75rem;
    }

    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }

    .stats-container {
        padding: 1.5rem 0.5rem;
    }
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Success/Error Messages */
.alert {
    border-radius: 10px;
    border: none;
    padding: 15px 20px;
}

.alert-success {
    background: var(--gradient-success);
    color: var(--text-white);
    border: none;
}

.alert-danger {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    color: #991b1b;
    border: none;
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--text-white);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-medium);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
}

.scroll-to-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}