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

html {
    margin: 0;
    padding: 0;
}

:root {
    --primary-color: #2496ca;
    --primary-dark: #1e7aa8;
    --secondary-color: #6c757d;
    --accent-color: #495057;
    --text-primary: #212529;
    --text-secondary: #495057;
    --text-light: #6c757d;
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --border-color: #dee2e6;
    --border-light: #f1f3f4;
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

body {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: #f5f5f5;
    overflow-x: hidden;
    font-size: 18px;
    margin: 0;
    padding: 0;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: #ffffff;
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
    z-index: 9999;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100px;
}

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

.logo-img {
    height: 80px;
    width: auto;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 3rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 400;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
    font-size: 1.25rem;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--secondary-color);
    transition: width 0.3s ease;
}

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

.nav-actions {
    display: flex;
    align-items: center;
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: 0.3s;
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        display: none;
    }
    
    .nav-menu.active {
        display: flex !important;
        position: fixed;
        top: 100px;
        left: 0;
        right: 0;
        background: #ffffff;
        flex-direction: column;
        padding: 2rem;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        z-index: 1000;
    }
    
    .nav-menu.active a {
        padding: 1rem 0;
        border-bottom: 1px solid var(--border-light);
        text-align: center;
    }
}

/* Main Content Section */
.main-content-section {
    padding-top: 160px;
    padding-bottom: 4rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    min-height: 100vh;
}

.content-wrapper-full {
    max-width: 100%;
    margin: 0;
    padding: 0 0 4rem 0;
    width: 100%;
    box-sizing: border-box;
}

/* Hero Section */
.hero {
    padding-top: 120px;
    padding-bottom: 3rem;
}

/* Hero Center */
.hero-center {
    text-align: center;
    margin-bottom: 4rem;
    padding-top: 2rem;
}

.hero-title {
    font-size: 6rem;
    font-weight: 900;
    color: var(--primary-color);
    line-height: 0.9;
    margin: 0 0 1.5rem 0;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    animation: fadeInDown 0.8s ease;
}

.hero-subtitle-main {
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--text-secondary);
    margin-top: 1rem;
    line-height: 1.4;
    text-align: center;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-description {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-top: 1.5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.customer-count {
    color: var(--primary-color);
    font-weight: 700;
}

/* Stats Section */
.stats-section {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 5rem;
    animation: fadeInUp 0.8s ease 0.6s both;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    width: auto;
}

.stat-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    padding: 3.5rem 2.5rem;
    border-radius: 24px;
    text-align: center;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(36, 150, 202, 0.1);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), #1e88e5, var(--secondary-color));
    transform: scaleX(0);
    transition: transform 0.5s ease;
    border-radius: 24px 24px 0 0;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(36, 150, 202, 0.05) 0%, transparent 70%);
    transform: scale(0);
    transition: transform 0.6s ease;
    pointer-events: none;
}

.stat-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 16px 40px rgba(36, 150, 202, 0.15), 0 4px 16px rgba(0, 0, 0, 0.08);
    border-color: var(--primary-color);
    background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
}

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

.stat-card:hover::after {
    transform: scale(1);
}

.stat-icon {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e88e5 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    color: white;
    font-size: 2.25rem;
    box-shadow: 0 10px 30px rgba(36, 150, 202, 0.25), 0 4px 12px rgba(36, 150, 202, 0.15);
    transition: all 0.4s ease;
    position: relative;
}

.stat-icon::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 24px;
    background: linear-gradient(135deg, var(--primary-color), #1e88e5);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
    filter: blur(12px);
}

.stat-card:hover .stat-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 40px rgba(36, 150, 202, 0.35), 0 6px 20px rgba(36, 150, 202, 0.2);
}

.stat-card:hover .stat-icon::before {
    opacity: 0.6;
}

.stat-number {
    font-size: 4.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e88e5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.75rem;
    line-height: 1;
    transition: all 0.3s ease;
}

.stat-card:hover .stat-number {
    transform: scale(1.05);
}

.stat-label {
    font-size: 1.125rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

.stat-card:hover .stat-label {
    color: var(--primary-color);
}

/* Wordcloud Section */
.wordcloud-section {
    margin-top: 5rem;
    margin-bottom: 5rem;
    width: 100%;
    padding: 0;
}

.wordcloud-container {
    position: relative;
    width: 100vw;
    min-height: 800px;
    padding: 3rem 0.5rem 3rem 0.5rem;
    overflow: visible;
    margin: 0;
    max-width: 100%;
    box-sizing: border-box;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    transform: translate3d(0, 0, 0);
    -webkit-transform: translate3d(0, 0, 0);
}

.wordcloud-item {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    margin: 0;
    color: var(--primary-color);
    cursor: pointer;
    transition: transform 0.2s ease, opacity 0.2s ease;
    position: absolute;
    opacity: 0;
    white-space: nowrap;
    transform: translate3d(0, 0, 0);
    -webkit-transform: translate3d(0, 0, 0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    visibility: visible;
    pointer-events: auto;
}

/* Unterschiedliche Fade-out-Geschwindigkeiten - optimiert ohne Elastic */
.wordcloud-item.fade-slow {
    animation: wordcloudFadeInOutSlow 12s ease-in-out infinite;
    animation-fill-mode: both;
}

.wordcloud-item.fade-medium {
    animation: wordcloudFadeInOutMedium 10s ease-in-out infinite;
    animation-fill-mode: both;
}

.wordcloud-item.fade-fast {
    animation: wordcloudFadeInOutFast 8s ease-in-out infinite;
    animation-fill-mode: both;
}

.wordcloud-item:hover {
    color: #000000;
    transform: scale(1.15);
    z-index: 10;
}

/* Langsames Fade-out - optimiert ohne Elastic, kein Verkleinern */
@keyframes wordcloudFadeInOutSlow {
    0% {
        opacity: 0;
        transform: translate3d(0, 0, 0) scale(3.5);
        visibility: visible;
    }
    4% {
        opacity: 0.2;
        transform: translate3d(0, 0, 0) scale(3.2);
        visibility: visible;
    }
    8% {
        opacity: 0.35;
        transform: translate3d(0, 0, 0) scale(2.8);
    }
    12% {
        opacity: 0.5;
        transform: translate3d(0, 0, 0) scale(2.4);
    }
    16% {
        opacity: 0.62;
        transform: translate3d(0, 0, 0) scale(2.0);
    }
    20% {
        opacity: 0.72;
        transform: translate3d(0, 0, 0) scale(1.7);
    }
    24% {
        opacity: 0.8;
        transform: translate3d(0, 0, 0) scale(1.5);
    }
    28% {
        opacity: 0.86;
        transform: translate3d(0, 0, 0) scale(1.3);
    }
    32% {
        opacity: 0.91;
        transform: translate3d(0, 0, 0) scale(1.15);
    }
    36% {
        opacity: 0.95;
        transform: translate3d(0, 0, 0) scale(1.08);
    }
    40% {
        opacity: 0.98;
        transform: translate3d(0, 0, 0) scale(1.03);
    }
    44% {
        opacity: 1;
        transform: translate3d(0, 0, 0) scale(1);
    }
    68% {
        opacity: 1;
        transform: translate3d(0, 0, 0) scale(1);
    }
    75% {
        opacity: 0.4;
        transform: translate3d(0, 0, 0) scale(1);
    }
    80% {
        opacity: 0;
        transform: translate3d(0, 0, 0) scale(1);
    }
    100% {
        opacity: 0;
        transform: translate3d(0, 0, 0) scale(1);
    }
}

/* Mittleres Fade-out - optimiert ohne Elastic, kein Verkleinern */
@keyframes wordcloudFadeInOutMedium {
    0% {
        opacity: 0;
        transform: translate3d(0, 0, 0) scale(3.5);
    }
    3% {
        opacity: 0.2;
        transform: translate3d(0, 0, 0) scale(3.2);
    }
    6% {
        opacity: 0.35;
        transform: translate3d(0, 0, 0) scale(2.8);
    }
    9% {
        opacity: 0.5;
        transform: translate3d(0, 0, 0) scale(2.4);
    }
    12% {
        opacity: 0.62;
        transform: translate3d(0, 0, 0) scale(2.0);
    }
    15% {
        opacity: 0.72;
        transform: translate3d(0, 0, 0) scale(1.7);
    }
    18% {
        opacity: 0.8;
        transform: translate3d(0, 0, 0) scale(1.5);
    }
    21% {
        opacity: 0.86;
        transform: translate3d(0, 0, 0) scale(1.3);
    }
    24% {
        opacity: 0.91;
        transform: translate3d(0, 0, 0) scale(1.15);
    }
    27% {
        opacity: 0.95;
        transform: translate3d(0, 0, 0) scale(1.08);
    }
    30% {
        opacity: 0.98;
        transform: translate3d(0, 0, 0) scale(1.03);
    }
    33% {
        opacity: 1;
        transform: translate3d(0, 0, 0) scale(1);
    }
    55% {
        opacity: 1;
        transform: translate3d(0, 0, 0) scale(1);
    }
    65% {
        opacity: 0.3;
        transform: translate3d(0, 0, 0) scale(1);
    }
    72% {
        opacity: 0;
        transform: translate3d(0, 0, 0) scale(1);
    }
    100% {
        opacity: 0;
        transform: translate3d(0, 0, 0) scale(1);
    }
}

/* Schnelles Fade-out - optimiert ohne Elastic, kein Verkleinern */
@keyframes wordcloudFadeInOutFast {
    0% {
        opacity: 0;
        transform: translate3d(0, 0, 0) scale(3.5);
    }
    2% {
        opacity: 0.2;
        transform: translate3d(0, 0, 0) scale(3.2);
    }
    4% {
        opacity: 0.35;
        transform: translate3d(0, 0, 0) scale(2.8);
    }
    6% {
        opacity: 0.5;
        transform: translate3d(0, 0, 0) scale(2.4);
    }
    8% {
        opacity: 0.62;
        transform: translate3d(0, 0, 0) scale(2.0);
    }
    10% {
        opacity: 0.72;
        transform: translate3d(0, 0, 0) scale(1.7);
    }
    12% {
        opacity: 0.8;
        transform: translate3d(0, 0, 0) scale(1.5);
    }
    14% {
        opacity: 0.86;
        transform: translate3d(0, 0, 0) scale(1.3);
    }
    16% {
        opacity: 0.91;
        transform: translate3d(0, 0, 0) scale(1.15);
    }
    18% {
        opacity: 0.95;
        transform: translate3d(0, 0, 0) scale(1.08);
    }
    20% {
        opacity: 0.98;
        transform: translate3d(0, 0, 0) scale(1.03);
    }
    22% {
        opacity: 1;
        transform: translate3d(0, 0, 0) scale(1);
    }
    40% {
        opacity: 1;
        transform: translate3d(0, 0, 0) scale(1);
    }
    48% {
        opacity: 1;
        transform: translate3d(0, 0, 0) scale(1);
    }
    58% {
        opacity: 0.2;
        transform: translate3d(0, 0, 0) scale(1);
    }
    65% {
        opacity: 0;
        transform: translate3d(0, 0, 0) scale(1);
    }
    100% {
        opacity: 0;
        transform: translate3d(0, 0, 0) scale(1);
    }
}

/* Verschiedene Größen für Wordcloud-Items mit Grautönen - einheitliche Schriftart */
.wordcloud-size-xs {
    font-size: 1rem;
    font-weight: 400;
    font-family: 'Roboto', sans-serif;
    color: #adb5bd;
    letter-spacing: 0.5px;
}

.wordcloud-size-sm {
    font-size: 1.4rem;
    font-weight: 500;
    font-family: 'Roboto', sans-serif;
    color: #868e96;
}

.wordcloud-size-md {
    font-size: 2rem;
    font-weight: 600;
    font-family: 'Roboto', sans-serif;
    color: #6c757d;
}

.wordcloud-size-lg {
    font-size: 2.8rem;
    font-weight: 700;
    font-family: 'Roboto', sans-serif;
    color: #495057;
    letter-spacing: 0.5px;
}

.wordcloud-size-xl {
    font-size: 3.5rem;
    font-weight: 800;
    font-family: 'Roboto', sans-serif;
    color: #343a40;
    letter-spacing: 0.3px;
}

.wordcloud-size-xxl {
    font-size: 4.5rem;
    font-weight: 900;
    font-family: 'Roboto', sans-serif;
    color: #212529;
    letter-spacing: -0.5px;
    text-transform: uppercase;
}

/* Zusätzliche Grauton-Variationen */
.wordcloud-color-alt1 {
    color: #ced4da !important;
}

.wordcloud-color-alt2 {
    color: #9ca3af !important;
}

.wordcloud-color-alt3 {
    color: #6b7280 !important;
}

.wordcloud-color-alt4 {
    color: #4b5563 !important;
}


.section-subtitle {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 3rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    animation: fadeInUp 0.8s ease 0.8s both;
}

.customers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    animation: fadeIn 1s ease 0.8s both;
}

.customer-card {
    background: white;
    padding: 2rem 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px) scale(0.95);
    animation: slideInUp 0.6s ease forwards;
}

.customer-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), #1e88e5);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.customer-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(36, 150, 202, 0.05), transparent);
    transform: rotate(45deg) translateX(-100%);
    transition: transform 0.6s ease;
}

.customer-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 15px 40px rgba(36, 150, 202, 0.2);
    border-color: var(--primary-color);
}

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

.customer-card:hover::after {
    transform: rotate(45deg) translateX(100%);
}

.customer-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    line-height: 1.3;
    transition: color 0.3s ease;
    position: relative;
    z-index: 1;
}

.customer-card:hover .customer-name {
    color: var(--primary-color);
}

.customer-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-radius: 20px;
    font-size: 0.875rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-top: 1rem;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
    box-shadow: 0 2px 8px rgba(36, 150, 202, 0.15);
}

.customer-badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.customer-card:hover .customer-badge {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e88e5 100%);
    color: white;
    transform: scale(1.08) translateY(-2px);
    box-shadow: 0 4px 15px rgba(36, 150, 202, 0.4);
    border-color: rgba(255, 255, 255, 0.3);
}

.customer-card:hover .customer-badge::before {
    left: 100%;
}

.customer-badge i {
    font-size: 0.875rem;
    animation: pulseIcon 2s ease-in-out infinite;
}

@keyframes pulseIcon {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.customer-card:hover .customer-badge i {
    animation: bounceIcon 0.6s ease;
}

@keyframes bounceIcon {
    0%, 100% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-3px) scale(1.15);
    }
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideInUp {
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
}

.back-to-top-btn {
    width: 60px;
    height: 60px;
    border: none;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(36, 150, 202, 0.3);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.back-to-top-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(36, 150, 202, 0.4);
}

.back-to-top-btn.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top-btn i {
    font-size: 14px;
    line-height: 1;
}

.back-to-top-btn i:first-child {
    margin-bottom: -2px;
}

.back-to-top-btn i:last-child {
    margin-top: -2px;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .hero-title {
        font-size: 4.5rem;
    }
    
    .customers-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
}

@media (max-width: 1024px) {
    .hero-title {
        font-size: 4rem;
    }
    
    .hero-subtitle-main {
        font-size: 2rem;
    }
    
    .stats-section {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-subtitle-main {
        font-size: 1.75rem;
    }
    
    .hero-description {
        font-size: 1.25rem;
    }
    
    .stats-section {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .wordcloud-container {
        min-height: 500px;
        padding: 2rem 0.25rem;
        width: 100vw;
        max-width: 100%;
    }
    
    .content-wrapper-full {
        padding: 0 0 4rem 0;
    }
    
    .wordcloud-size-xs {
        font-size: 0.9rem;
    }
    
    .wordcloud-size-sm {
        font-size: 1.2rem;
    }
    
    .wordcloud-size-md {
        font-size: 1.8rem;
    }
    
    .wordcloud-size-lg {
        font-size: 2.4rem;
    }
    
    .wordcloud-size-xl {
        font-size: 3rem;
    }
    
    .wordcloud-size-xxl {
        font-size: 3.8rem;
    }
    
    .customers-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 1rem;
    }
    
    .customer-card {
        padding: 1.5rem 1.25rem;
    }
    
    .stat-number {
        font-size: 3rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle-main {
        font-size: 1.5rem;
    }
    
    .hero-description {
        font-size: 1.125rem;
    }
    
    .customers-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        padding: 2rem 1.5rem;
    }
    
    .stat-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
    }
    
    .back-to-top-btn {
        width: 50px;
        height: 50px;
    }
}