/* ============================================
   AI INNERSCOPE - Modern Professional Website
   ============================================ */

/* Root Variables - Arsha Style */
:root {
    /* Fonts - Matching Arsha Template */
    --default-font: "Open Sans", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    --heading-font: "Jost", sans-serif;
    --nav-font: "Poppins", sans-serif;
    
    /* Global Colors */
    --background-color: #ffffff;
    --default-color: #444444;
    --heading-color: #37517e;
    --accent-color: #2563eb;
    --surface-color: #ffffff;
    --contrast-color: #ffffff;
    
    /* Legacy Variables for Compatibility */
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    --secondary-color: #10b981;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f5f6f8;
    --bg-white: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Section Background Classes - Arsha Style */
.light-background {
    --background-color: #f5f6f8;
    --surface-color: #ffffff;
}

.dark-background {
    --background-color: #37517e;
    --default-color: #ffffff;
    --heading-color: #ffffff;
    --surface-color: #4668a2;
    --contrast-color: #ffffff;
}

/* Section Base Class - Arsha Style */
.section {
    padding: 80px 0;
    background-color: var(--background-color);
}

/* Clients Section - Remove Default Section Padding */
.clients-section-custom {
    padding: 0 !important;
    background-color: transparent !important;
}

/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: 4px;
}

/* Button Override to ensure visibility */
.hero-section .btn {
    opacity: 1 !important;
    visibility: visible !important;
    display: inline-flex !important;
}

body {
    font-family: var(--default-font);
    color: var(--default-color);
    background-color: var(--background-color);
    line-height: 1.7;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--heading-font);
    font-weight: 600;
    line-height: 1.2;
    color: var(--heading-color);
}

p {
    font-family: var(--default-font);
}

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

a:hover {
    color: color-mix(in srgb, var(--accent-color), transparent 25%);
}

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

/* Navigation */
.navbar {
    padding: 1.25rem 0;
    background-image: linear-gradient(135deg, rgba(37, 99, 235, 0.65) 0%, rgba(118, 75, 162, 0.55) 50%, rgba(102, 126, 234, 0.7) 100%), url('../assts/img/woman-enjoying-vr-headset.jpg') !important;
    background-size: cover;
    background-position: center right;
    background-repeat: no-repeat;
    background-attachment: fixed;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: var(--transition);
    z-index: 1000;
    border-bottom: none !important;
    box-shadow: none;
}

.navbar.scrolled {
    background: #ffffff !important;
    background-image: none !important;
    background-attachment: scroll !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-size: 30px;
    font-weight: 500;
    color: white !important;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: 0.3s;
    font-family: var(--heading-font);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.navbar-brand .text-primary {
    color: #60a5fa !important;
    background: linear-gradient(135deg, #60a5fa, #93c5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
}

.navbar.scrolled .navbar-brand {
    color: var(--text-dark) !important;
    text-shadow: none;
}

.navbar.scrolled .navbar-brand .text-primary {
    color: var(--primary-color) !important;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-link {
    font-weight: 400;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.95) !important;
    margin: 0;
    position: relative;
    padding: 18px 15px !important;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
    transition: 0.3s;
    font-family: var(--nav-font);
}

.navbar.scrolled .nav-link {
    color: var(--text-dark) !important;
    text-shadow: none;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: rgba(255, 255, 255, 0.9);
    transition: var(--transition);
}

.navbar.scrolled .nav-link::after {
    background: var(--primary-color);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 70%;
}

.nav-link:hover {
    color: white !important;
    transform: translateY(-2px);
}

.navbar.scrolled .nav-link:hover {
    color: var(--primary-color) !important;
    transform: translateY(-2px);
}

.navbar-toggler {
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 0.25rem 0.5rem;
    transition: var(--transition);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 0.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.navbar.scrolled .navbar-toggler {
    border-color: rgba(0, 0, 0, 0.2);
}

.navbar.scrolled .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(0, 0, 0, 0.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Hero Section */
.hero-section {
    background-image: url('../assts/img/woman-enjoying-vr-headset.jpg');
    background-size: cover;
    background-position: center right;
    background-repeat: no-repeat;
    background-attachment: fixed;
    position: relative;
    padding: 70px 0 250px;
    overflow: hidden;
    min-height: auto;
    display: flex;
    align-items: center;
    margin-bottom: 0;
    cursor: none;
}

/* Hero Cursor Effect */
.hero-cursor-effect {
    position: absolute;
    width: 40px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease, border-color 0.3s ease;
    z-index: 9999;
    opacity: 0;
    mix-blend-mode: difference;
}

.hero-section:hover .hero-cursor-effect {
    opacity: 1;
}

.hero-cursor-effect.hover {
    width: 60px;
    height: 60px;
    border-color: rgba(255, 165, 0, 0.8);
    background: rgba(255, 165, 0, 0.1);
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.65) 0%, rgba(118, 75, 162, 0.55) 50%, rgba(102, 126, 234, 0.7) 100%);
    z-index: 1;
}

/* Make navbar match hero overlay exactly when not scrolled */
.navbar:not(.scrolled) {
    background-image: linear-gradient(135deg, rgba(37, 99, 235, 0.65) 0%, rgba(118, 75, 162, 0.55) 50%, rgba(102, 126, 234, 0.7) 100%), url('../assts/img/woman-enjoying-vr-headset.jpg') !important;
    background-size: cover;
    background-position: center right;
    background-repeat: no-repeat;
    background-attachment: fixed;
    border-bottom: none !important;
    box-shadow: none !important;
}

.hero-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.08)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.4;
    z-index: 2;
}

.hero-section .container {
    position: relative;
    z-index: 4;
    padding-bottom: 0;
}

.hero-content {
    position: relative;
    z-index: 5;
    color: white;
    padding: 1rem 0 3rem;
    margin-bottom: 0;
    max-width: 90%;
    transition: transform 0.3s ease;
}

.hero-content[data-cursor-hover]:hover {
    transform: translateY(-5px);
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    margin: 0;
    line-height: 56px;
    color: white;
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.5), 0 2px 10px rgba(0, 0, 0, 0.3);
    font-family: var(--heading-font);
    transition: transform 0.3s ease, text-shadow 0.3s ease;
    cursor: default;
}

.hero-content:hover .hero-title {
    transform: translateX(10px);
    text-shadow: 0 6px 40px rgba(0, 0, 0, 0.6), 0 3px 15px rgba(0, 0, 0, 0.4);
}

.hero-title .text-primary {
    color: #60a5fa;
    background: linear-gradient(135deg, #60a5fa, #93c5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
    display: inline-block;
}

.hero-subtitle {
    font-size: 22px;
    line-height: 1.3;
    font-weight: 600;
    margin: 5px 0 30px 0;
    color: color-mix(in srgb, white, transparent 30%);
    text-shadow: 0 2px 15px rgba(0, 0, 0, 0.4), 0 1px 5px rgba(0, 0, 0, 0.3);
    max-width: 85%;
    font-family: var(--default-font);
    transition: transform 0.3s ease 0.1s, color 0.3s ease, opacity 0.3s ease;
    cursor: default;
}

.hero-content:hover .hero-subtitle {
    transform: translateX(10px);
    color: color-mix(in srgb, white, transparent 15%);
    opacity: 1;
}

.hero-buttons {
    margin-top: 0.75rem;
    margin-bottom: 0;
    display: flex;
    flex-wrap: nowrap;
    gap: 0.75rem;
    z-index: 10;
    position: relative;
    padding-bottom: 0;
    margin-bottom: 0;
}

.hero-buttons .btn {
    padding: 0.75rem 1.75rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    font-size: 0.95rem;
    white-space: nowrap;
    position: relative;
    z-index: 10;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    text-transform: none;
    letter-spacing: 0.3px;
    overflow: hidden;
}

.hero-buttons .btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    z-index: -1;
}

.hero-buttons .btn:hover::before,
.hero-buttons .btn:focus::before {
    width: 300px;
    height: 300px;
}

.hero-buttons .btn:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.hero-buttons .btn:active {
    transform: translateY(-2px) scale(1.02);
}

.btn-primary {
    background: #ffffff !important;
    color: #2563eb !important;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3), 0 0 0 0 rgba(255, 255, 255, 0.5);
    border: 2px solid #ffffff !important;
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.4), 0 0 20px rgba(255, 255, 255, 0.3);
    background: #ffffff !important;
    color: #1e40af !important;
    border-color: #ffffff !important;
}

.btn-outline-primary {
    background: rgba(255, 255, 255, 0.2) !important;
    color: #ffffff !important;
    border: 3px solid rgba(255, 255, 255, 0.8) !important;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.btn-outline-primary:hover,
.btn-outline-primary:focus,
.btn-outline-primary:active {
    background: rgba(255, 255, 255, 0.95) !important;
    color: #2563eb !important;
    border-color: #ffffff !important;
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.3), 0 0 20px rgba(255, 255, 255, 0.2);
}

.btn-lg {
    font-size: 0.95rem !important;
    padding: 0.75rem 1.75rem !important;
}

.hero-buttons .btn-lg {
    font-size: 0.95rem !important;
    padding: 0.75rem 1.75rem !important;
}

.hero-image {
    position: relative;
    z-index: 5;
    padding: 0.25rem 0;
    margin-bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-image-container {
    position: relative;
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}

.image-wrapper {
    position: relative;
    border-radius: 25px;
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
    transform: perspective(1000px) rotateY(-2deg);
    transition: var(--transition);
}

.image-wrapper:hover {
    transform: perspective(1000px) rotateY(0deg) scale(1.02);
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.5);
}

.hero-main-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 25px;
    object-fit: cover;
}

.image-decoration {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 150px;
    height: 150px;
    background: linear-gradient(135deg, rgba(96, 165, 250, 0.3), rgba(147, 197, 253, 0.2));
    border-radius: 50%;
    z-index: -1;
    animation: float 8s ease-in-out infinite;
    filter: blur(40px);
}

.image-decoration::after {
    content: '';
    position: absolute;
    bottom: -30px;
    left: -30px;
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, rgba(118, 75, 162, 0.3), rgba(147, 51, 234, 0.2));
    border-radius: 50%;
    animation: float 6s ease-in-out infinite reverse;
    filter: blur(35px);
}

/* Hero Badge */
.hero-badge {
    margin-bottom: 0.75rem;
    margin-top: 1.5rem;
    display: block;
}

.badge-text {
    display: inline-flex;
    align-items: center;
    padding: 0.625rem 1.5rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    color: white;
    font-size: 0.875rem;
    font-weight: 600;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
    white-space: nowrap;
}

/* Hero Features */
.hero-features {
    margin: 0.75rem 0;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.feature-item {
    font-size: 0.9rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: rgba(255, 255, 255, 0.95);
    font-size: 1rem;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
}

.feature-item i {
    color: #60a5fa;
    font-size: 1.125rem;
    filter: drop-shadow(0 2px 8px rgba(96, 165, 250, 0.5));
}

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

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
    z-index: 1;
    pointer-events: none;
}

.hero-wave svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 100px;
    transform: translateY(0);
}

/* Animations */
.animate-fade-in {
    animation: fadeIn 1s ease-in;
}

.animate-fade-in-delay {
    animation: fadeIn 1s ease-in 0.3s both;
}

.animate-fade-in-delay-2 {
    animation: fadeIn 1s ease-in 0.6s both;
}

.animate-slide-in {
    animation: slideInRight 1s ease-in;
}

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

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

/* Section Styles - Keep existing but Arsha pattern takes precedence */
/* Note: Arsha-style section-title defined earlier */

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 3rem;
}

/* Clients Section */
.clients-section {
    padding: 0;
    position: relative;
    margin-top: -60px;
    overflow: visible;
    z-index: 3;
    background: transparent;
}

.clients-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../assts/img/woman-enjoying-vr-headset.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    filter: blur(8px);
    opacity: 0.4;
    z-index: 0;
    animation: backgroundRotate 15s infinite;
}

.clients-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../assts/img/woman-two-students-looking-tablet.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    filter: blur(8px);
    opacity: 0;
    animation: backgroundRotate2 15s infinite;
}

@keyframes backgroundRotate {
    0%, 50% {
        opacity: 0.4;
    }
    25% {
        opacity: 0.2;
    }
    75%, 100% {
        opacity: 0.4;
    }
}

@keyframes backgroundRotate2 {
    0%, 50% {
        opacity: 0;
    }
    25% {
        opacity: 0.3;
    }
    75%, 100% {
        opacity: 0;
    }
}

.clients-section .container {
    position: relative;
    z-index: 2;
    padding: 0 20px 50px;
}

.clients-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.clients-subtitle {
    font-size: 0.95rem;
    color: var(--text-light);
    margin-bottom: 0;
}

.clients-slider-wrapper {
    overflow: hidden;
    position: relative;
    width: 100%;
    margin-top: 0;
    background: white;
    border-radius: 20px;
    padding: 2.5rem 1.5rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(10px);
}

.clients-swiper {
    padding: 0;
    width: 100%;
}

.clients-swiper .swiper-wrapper {
    height: auto;
    align-items: center;
    display: flex;
}

.clients-swiper .swiper-slide {
    width: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    height: auto;
}

.clients-swiper .swiper-slide img {
    transition: 0.3s;
    padding: 0;
    filter: grayscale(100%);
    opacity: 0.6;
    max-height: 60px;
    max-width: 180px;
    width: 100%;
    height: auto;
    object-fit: contain;
}

.clients-swiper .swiper-slide img:hover {
    transform: scale(1.05);
    filter: grayscale(80%);
    opacity: 0.9;
}

/* Removed old slider styles - now using Swiper */

/* Products Section */
.products-section {
    padding: 80px 0 100px;
    background: var(--bg-white);
    margin-top: 0;
    position: relative;
    z-index: 2;
}

.product-card {
    background: var(--bg-white);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    height: 100%;
    transition: var(--transition);
    border: 1px solid #e5e7eb;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    transform: scaleX(0);
    transition: var(--transition);
}

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

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.product-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.product-card:hover .product-icon {
    transform: rotate(5deg) scale(1.1);
}

.product-icon i {
    font-size: 2.5rem;
    color: white;
}

.product-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.product-description {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.product-card .btn {
    width: 100%;
    margin-top: 0.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.product-card .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.product-features .badge {
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 500;
    font-size: 0.875rem;
}

/* About Section */
.about-section {
    padding: 100px 0;
    background: var(--bg-light);
}

.about-graphic {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
}

.about-graphic::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.about-graphic i {
    font-size: 8rem;
    color: white;
    position: relative;
    z-index: 2;
    animation: pulse 2s ease-in-out infinite;
}

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

.about-content .lead {
    font-size: 1.25rem;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-light);
    font-weight: 500;
    margin: 0;
}

/* Features Section */
.features-section {
    padding: 100px 0;
    background: var(--bg-white);
}

.feature-box {
    text-align: center;
    padding: 2.5rem 2rem;
    background: var(--bg-light);
    border-radius: 20px;
    height: 100%;
    transition: var(--transition);
}

.feature-box:hover {
    transform: translateY(-10px);
    background: white;
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--secondary-color), #34d399);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.feature-box:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-icon i {
    font-size: 2.5rem;
    color: white;
}

.feature-box h5 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.feature-box p {
    color: var(--text-light);
    line-height: 1.8;
}

/* Contact Section */
.contact-section {
    padding: 60px 0;
}

.contact-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: var(--shadow-xl);
    height: 100%;
}

.contact-image-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    height: 100%;
    min-height: 500px;
}

.contact-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.contact-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(37, 99, 235, 0.9) 0%, rgba(118, 75, 162, 0.85) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.contact-info-box {
    width: 100%;
    max-width: 400px;
}

.contact-info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 1rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.contact-info-item:last-child {
    margin-bottom: 0;
}

.contact-icon-small {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon-small i {
    color: white;
    font-size: 1.25rem;
}

.contact-info-item h6 {
    color: white;
    font-weight: 600;
    margin: 0 0 0.25rem 0;
    font-size: 1rem;
}

.contact-info-item p {
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    font-size: 0.9rem;
}

.form-control {
    border: 2px solid #e5e7eb;
    border-radius: 10px;
    padding: 0.875rem 1.25rem;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    outline: none;
}

.form-control::placeholder {
    color: #9ca3af;
    opacity: 0.7;
}

.form-label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.contact-info {
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    height: 100%;
}

.contact-info:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.contact-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.contact-icon i {
    font-size: 1.75rem;
    color: white;
}

.contact-info h5 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.contact-info p {
    color: var(--text-light);
    margin: 0;
}

/* Contact Details Wrapper */
.contact-details-wrapper {
    padding: 0.5rem;
}

.contact-header h3 {
    font-size: 1.75rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.contact-header p {
    color: var(--text-light);
    margin: 0;
    font-size: 0.95rem;
}

.contact-detail-card {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
    border-radius: 15px;
    border: 1px solid rgba(37, 99, 235, 0.1);
    transition: var(--transition);
}

.contact-detail-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.15);
    border-color: rgba(37, 99, 235, 0.3);
}

.contact-detail-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3);
}

.contact-detail-icon i {
    color: white;
    font-size: 1.5rem;
}

.contact-detail-content h5 {
    font-size: 1.125rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.contact-detail-content p {
    color: var(--text-light);
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.6;
}

.contact-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.contact-link:hover {
    color: var(--primary-light);
    text-decoration: underline;
}

.contact-actions .btn {
    border-radius: 10px;
    font-weight: 600;
    padding: 0.875rem 1.5rem;
    transition: var(--transition);
}

.contact-actions .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
}

.contact-actions .btn-outline-primary {
    border: 2px solid var(--primary-color) !important;
    color: var(--primary-color) !important;
    background: white !important;
    opacity: 1 !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.15) !important;
}

.contact-actions .btn-outline-primary:hover {
    background: var(--primary-color) !important;
    color: white !important;
    border-color: var(--primary-color) !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3) !important;
}

.contact-actions .btn-outline-primary i {
    color: inherit !important;
}

/* Footer */
/* Team Section - Arsha Style */
.team .team-member {
    background-color: var(--surface-color);
    box-shadow: 0px 2px 15px rgba(0, 0, 0, 0.1);
    position: relative;
    border-radius: 5px;
    transition: 0.5s;
    padding: 30px;
    height: 100%;
}

@media (max-width: 468px) {
    .team .team-member {
        flex-direction: column;
        justify-content: center !important;
        align-items: center !important;
    }
}

.team .team-member .pic {
    overflow: hidden;
    width: 150px;
    border-radius: 50%;
    flex-shrink: 0;
}

.team .team-member .pic img {
    transition: ease-in-out 0.3s;
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.team .team-member:hover {
    transform: translateY(-10px);
}

.team .team-member .member-info {
    padding-left: 30px;
}

@media (max-width: 468px) {
    .team .team-member .member-info {
        padding: 30px 0 0 0;
        text-align: center;
    }
}

.team .team-member h4 {
    font-weight: 700;
    margin-bottom: 5px;
    font-size: 20px;
    color: var(--heading-color);
}

.team .team-member span {
    display: block;
    font-size: 15px;
    padding-bottom: 10px;
    position: relative;
    font-weight: 500;
    color: var(--accent-color);
}

.team .team-member span::after {
    content: "";
    position: absolute;
    display: block;
    width: 50px;
    height: 1px;
    background: color-mix(in srgb, var(--default-color), transparent 85%);
    bottom: 0;
    left: 0;
}

@media (max-width: 468px) {
    .team .team-member span::after {
        left: calc(50% - 25px);
    }
}

.team .team-member p {
    margin: 10px 0 0 0;
    font-size: 14px;
    color: var(--default-color);
}

.team .team-member .social {
    margin-top: 12px;
    display: flex;
    align-items: center;
    justify-content: start;
    width: 100%;
}

@media (max-width: 468px) {
    .team .team-member .social {
        justify-content: center;
    }
}

.team .team-member .social a {
    background: color-mix(in srgb, var(--default-color), transparent 94%);
    transition: ease-in-out 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50px;
    width: 36px;
    height: 36px;
    text-decoration: none;
}

.team .team-member .social a i {
    color: color-mix(in srgb, var(--default-color), transparent 20%);
    font-size: 16px;
    margin: 0 2px;
}

.team .team-member .social a:hover {
    background: var(--accent-color);
}

.team .team-member .social a:hover i {
    color: var(--contrast-color);
}

.team .team-member .social a+a {
    margin-left: 8px;
}

/* Testimonials Section - Arsha Style */
.testimonials .testimonial-item {
    text-align: center;
    padding: 30px;
    background-color: var(--surface-color);
    box-shadow: 0px 2px 15px rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    margin: 20px 10px;
}

.testimonials .testimonial-img {
    width: 90px;
    border-radius: 50%;
    margin: 0 auto 15px;
    border: 4px solid var(--accent-color);
}

.testimonials .testimonial-item h3 {
    font-size: 20px;
    font-weight: 700;
    margin: 10px 0 5px 0;
    color: var(--heading-color);
}

.testimonials .testimonial-item h4 {
    font-size: 14px;
    color: var(--accent-color);
    margin: 0 0 15px 0;
}

.testimonials .testimonial-item .stars {
    margin-bottom: 15px;
}

.testimonials .testimonial-item .stars i {
    color: #ffc107;
    margin: 0 2px;
}

.testimonials .testimonial-item p {
    font-style: italic;
    margin: 15px auto 0 auto;
    color: var(--default-color);
    position: relative;
}

.testimonials .testimonial-item .quote-icon-left,
.testimonials .testimonial-item .quote-icon-right {
    font-size: 26px;
    color: color-mix(in srgb, var(--accent-color), transparent 30%);
}

.testimonials .testimonial-item .quote-icon-left {
    position: absolute;
    left: -15px;
    top: -10px;
}

.testimonials .testimonial-item .quote-icon-right {
    position: absolute;
    right: -15px;
    bottom: -10px;
}

/* Call To Action Section - Arsha Style */
.cta {
    position: relative;
    padding: 80px 0;
    overflow: hidden;
}

.cta img {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.cta:before {
    content: "";
    background: color-mix(in srgb, var(--background-color), transparent 35%);
    position: absolute;
    inset: 0;
    z-index: 2;
}

.cta .container {
    position: relative;
    z-index: 3;
}

.cta h3 {
    color: var(--default-color);
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 15px;
}

.cta p {
    color: var(--default-color);
    margin-bottom: 0;
}

.cta .cta-btn {
    font-family: var(--heading-font);
    font-weight: 500;
    font-size: 16px;
    letter-spacing: 1px;
    display: inline-block;
    padding: 12px 40px;
    border-radius: 50px;
    transition: 0.5s;
    margin: 10px;
    border: 2px solid var(--contrast-color);
    color: var(--contrast-color);
    text-decoration: none;
}

.cta .cta-btn:hover {
    background: var(--accent-color);
    border: 2px solid var(--accent-color);
    color: var(--contrast-color);
}

.footer {
    background: #111827 !important;
    padding: 60px 0 30px;
    position: relative;
}

.footer hr {
    border-color: rgba(255, 255, 255, 0.1);
    margin: 40px 0 30px;
}

.footer h5 {
    color: white;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.footer p {
    color: #9ca3af;
    line-height: 1.8;
    margin-bottom: 0;
}

.footer ul {
    list-style: none;
    padding: 0;
}

.footer ul li {
    margin-bottom: 0.75rem;
}

.footer-link {
    color: #9ca3af;
    transition: var(--transition);
    display: inline-block;
}

.footer-link:hover {
    color: white;
    transform: translateX(5px);
}

.footer-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: 2px;
}

.footer-copyright {
    color: #9ca3af !important;
    font-size: 0.95rem;
}

.footer-copyright .footer-link {
    color: #9ca3af;
}

.footer-copyright .footer-link:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: var(--transition);
}

.social-link:hover,
.social-link:focus {
    background: var(--primary-color);
    transform: translateY(-3px);
    color: white;
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-section {
        padding: 60px 0 200px;
        background-attachment: scroll;
    }
    
    .hero-content {
        padding-bottom: 1.5rem;
    }
    
    .hero-buttons {
        padding-bottom: 0;
        margin-bottom: 0;
    }
    
    .clients-section {
        margin-top: -180px;
        padding: 60px 0 30px;
    }
    
    .hero-content {
        padding: 0.75rem 0 1.5rem;
    }
    
    .hero-badge {
        margin-top: 0.25rem;
        margin-bottom: 0.5rem;
    }
    
    .hero-buttons {
        margin-bottom: 1.5rem;
    }
    
    .clients-section {
        margin-top: -130px;
    }
    
    .clients-section .container {
        padding: 30px 15px;
    }
    
    .clients-slider-wrapper {
        padding: 2rem 1.5rem;
    }
    
    .client-logo-item {
        width: 150px;
        padding: 0 1rem;
    }
    
    .client-logo img {
        max-height: 40px;
    }
    
    .clients-title {
        font-size: 1.25rem;
    }
    
    .client-logo-item {
        width: 180px;
    }
    
    .client-logo {
        padding: 1.25rem;
        min-height: 120px;
    }
    
    .client-logo img {
        max-height: 60px;
    }
    
    .clients-slider {
        gap: 1.5rem;
    }
    
    .products-section {
        padding: 80px 0 80px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
    }
    
    .hero-wave svg {
        height: 90px;
    }
    
    .contact-section {
        padding: 50px 0;
    }
    
    .contact-image-wrapper {
        min-height: 400px;
        margin-bottom: 2rem;
    }
    
    .contact-card {
        padding: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
        line-height: 1.3;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
        max-width: 100%;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-image-container {
        max-width: 100%;
        margin-bottom: 2rem;
    }
    
    .image-wrapper {
        transform: none;
    }
    
    .image-wrapper:hover {
        transform: scale(1.02);
    }
    
    .hero-content {
        padding: 1rem 0 1.5rem;
        margin-bottom: 0;
        max-width: 100%;
    }
    
    .hero-badge {
        margin-top: 0.5rem;
        margin-bottom: 0.75rem;
    }
    
    .hero-features {
        margin: 1.5rem 0;
    }
}

@media (max-width: 768px) {
    .hero-section {
        padding: 50px 0 220px;
        min-height: auto;
        background-attachment: scroll;
        background-position: center center;
    }
    
    .hero-content {
        padding-bottom: 2rem;
    }
    
    .hero-buttons {
        padding-bottom: 1rem;
        margin-bottom: 1rem;
    }
    
    .clients-section {
        margin-top: -120px;
        padding: 60px 0 30px;
    }
    
    .hero-content {
        padding: 0.5rem 0 1.5rem;
        margin-bottom: 0;
    }
    
    .hero-badge {
        margin-top: 0.25rem;
        margin-bottom: 0.5rem;
    }
    
    .hero-buttons {
        margin-top: 0.5rem;
        margin-bottom: 0;
        padding-bottom: 0;
        gap: 0.5rem;
    }
    
    .clients-section {
        margin-top: -100px;
    }
    
    .clients-section .container {
        padding: 30px 10px;
    }
    
    .clients-slider-wrapper {
        padding: 1.5rem 1rem;
    }
    
    .client-logo-item {
        width: 130px;
        padding: 0 0.75rem;
    }
    
    .client-logo img {
        max-height: 35px;
    }
    
    .clients-title {
        font-size: 1.125rem;
    }
    
    .clients-subtitle {
        font-size: 0.875rem;
    }
    
    .client-logo-item {
        width: 160px;
    }
    
    .client-logo {
        padding: 1rem;
        min-height: 110px;
    }
    
    .client-logo img {
        max-height: 50px;
    }
    
    .client-name {
        font-size: 0.7rem;
        margin-top: 0.5rem;
    }
    
    .clients-slider {
        gap: 1.25rem;
    }
    
    .products-section {
        padding: 70px 0 70px;
    }
    
    .hero-title {
        font-size: 28px;
        line-height: 36px;
    }
    
    .hero-subtitle {
        font-size: 18px;
        line-height: 24px;
    }
    
    .hero-buttons .btn {
        padding: 0.625rem 1.25rem !important;
        font-size: 0.85rem !important;
    }
    
    .hero-image {
        padding: 0.25rem 0;
    }
    
    .hero-wave svg {
        height: 80px;
    }
    
    .contact-section {
        padding: 40px 0;
    }
    
    .contact-image-wrapper {
        min-height: 350px;
    }
    
    .contact-card {
        padding: 1.5rem;
    }
    
    .contact-overlay {
        padding: 1.5rem;
    }
    
    .contact-info-item {
        margin-bottom: 1rem;
        padding: 0.875rem;
    }
    
    .hero-title {
        font-size: 2rem;
        line-height: 1.3;
        margin-bottom: 1rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
        line-height: 1.6;
    }
    
    .hero-buttons {
        flex-wrap: nowrap;
        gap: 0.5rem;
        margin-top: 1rem;
    }
    
    .hero-buttons .btn {
        flex: 1 1 auto;
        padding: 0.625rem 1.25rem !important;
        font-size: 0.85rem !important;
    }
    
    .hero-image-container {
        margin-bottom: 1.5rem;
    }
    
    .image-decoration {
        width: 100px;
        height: 100px;
        top: -15px;
        right: -15px;
    }
    
    .product-card,
    .feature-box {
        margin-bottom: 1.5rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
}

@media (max-width: 576px) {
    .hero-section {
        padding: 40px 0 200px;
        background-attachment: scroll;
        background-position: center center;
    }
    
    .hero-content {
        padding-bottom: 1.5rem;
    }
    
    .hero-buttons {
        padding-bottom: 1rem;
        margin-bottom: 1rem;
    }
    
    .clients-section {
        margin-top: -100px;
        padding: 50px 0 25px;
    }
    
    .hero-content {
        padding: 0.5rem 0 1.25rem;
    }
    
    .hero-badge {
        margin-top: 0.25rem;
        margin-bottom: 0.5rem;
    }
    
    .badge-text {
        padding: 0.5rem 1.25rem;
        font-size: 0.8rem;
    }
    
    .hero-buttons {
        margin-bottom: 1.25rem;
    }
    
    .clients-section {
        margin-top: -80px;
    }
    
    .clients-section .container {
        padding: 30px 10px;
    }
    
    .clients-slider-wrapper {
        padding: 1.25rem 0.75rem;
        border-radius: 15px;
    }
    
    .client-logo-item {
        width: 110px;
        padding: 0 0.5rem;
    }
    
    .client-logo img {
        max-height: 30px;
    }
    
    .clients-slider {
        gap: 1rem;
    }
    
    .clients-title {
        font-size: 1rem;
    }
    
    .clients-subtitle {
        font-size: 0.8rem;
    }
    
    .client-logo-item {
        width: 140px;
    }
    
    .client-logo {
        padding: 0.875rem;
        min-height: 100px;
    }
    
    .client-logo img {
        max-height: 45px;
    }
    
    .client-name {
        font-size: 0.65rem;
        margin-top: 0.5rem;
    }
    
    .clients-slider {
        gap: 1rem;
        animation-duration: 25s;
    }
    
    .products-section {
        padding: 60px 0 60px;
    }
    
    .hero-title {
        font-size: 24px;
        line-height: 32px;
    }
    
    .hero-subtitle {
        font-size: 16px;
        line-height: 1.3;
    }
    
    .hero-content {
        padding-bottom: 0;
    }
    
    .hero-buttons {
        margin-top: 0.5rem;
        margin-bottom: 0;
        gap: 0.5rem;
        flex-wrap: nowrap;
    }
    
    .hero-buttons .btn {
        padding: 0.5rem 1rem !important;
        font-size: 0.8rem !important;
        flex: 1 1 auto;
    }
    
    .hero-wave svg {
        height: 60px;
    }
    
    .hero-image-container {
        margin-bottom: 1rem;
    }
    
    .image-decoration {
        width: 80px;
        height: 80px;
        top: -10px;
        right: -10px;
    }
    
    .image-decoration::after {
        width: 60px;
        height: 60px;
        bottom: -20px;
        left: -20px;
    }
    
    .contact-card {
        padding: 2rem 1.5rem;
    }
    
    .product-card {
        padding: 2rem 1.5rem;
    }
}

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

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    box-shadow: var(--shadow-lg);
}

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

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* Preloader */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.preloader.fade-out {
    opacity: 0;
    pointer-events: none;
}

.preloader-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #e5e7eb;
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Loading Animation */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}