/* ============================================
   CSS Variables & Theme Configuration
   ============================================ */
:root {
    /* Monochromatic Color Scheme */
    --color-primary: #2c2c2c;
    --color-primary-dark: #1a1a1a;
    --color-primary-light: #404040;
    --color-secondary: #5a5a5a;
    --color-accent: #7a7a7a;
    --color-accent-light: #9a9a9a;
    
    /* Background Colors */
    --color-bg-main: #f5f5f5;
    --color-bg-dark: #e0e0e0;
    --color-bg-light: #ffffff;
    
    /* Text Colors */
    --color-text-primary: #2c2c2c;
    --color-text-secondary: #5a5a5a;
    --color-text-light: #7a7a7a;
    --color-text-white: #ffffff;
    
    /* Glass Effect Colors */
    --glass-bg: rgba(255, 255, 255, 0.15);
    --glass-border: rgba(255, 255, 255, 0.25);
    --glass-shadow: rgba(0, 0, 0, 0.1);
    
    /* Gradient Backgrounds */
    --gradient-primary: linear-gradient(135deg, #2c2c2c 0%, #5a5a5a 100%);
    --gradient-overlay: linear-gradient(135deg, rgba(44, 44, 44, 0.8) 0%, rgba(90, 90, 90, 0.8) 100%);
    --gradient-hero: linear-gradient(135deg, rgba(26, 26, 26, 0.7) 0%, rgba(44, 44, 44, 0.7) 100%);
    
    /* Typography */
    --font-heading: 'Archivo Black', sans-serif;
    --font-body: 'Roboto', sans-serif;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-bold: 700;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-3d: 0 10px 40px rgba(0, 0, 0, 0.25), 0 4px 8px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-index */
    --z-header: 1000;
    --z-overlay: 900;
    --z-modal: 1100;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    font-weight: var(--font-weight-regular);
    color: var(--color-text-primary);
    background-color: var(--color-bg-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    letter-spacing: -0.01em;
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

h5 {
    font-size: clamp(1.1rem, 2vw, 1.25rem);
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: all var(--transition-normal);
}

a:hover {
    color: var(--color-secondary);
    text-decoration: none;
}

/* ============================================
   Glassmorphism Components
   ============================================ */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-3d);
    transition: all var(--transition-normal);
    overflow: hidden;
}

.glass-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.3), 0 6px 12px rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.35);
}

.glass-btn {
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.glass-input {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-text-primary);
    transition: all var(--transition-normal);
}

.glass-input:focus {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
    outline: none;
}

/* ============================================
   Button Styles (GLOBAL)
   ============================================ */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-body);
    font-weight: var(--font-weight-medium);
    font-size: 1.05rem;
    text-align: center;
    text-decoration: none;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.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;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-text-white);
    border: 1px solid var(--color-primary);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-lg);
    color: var(--color-text-white);
}

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

.btn-outline-primary:hover {
    background: var(--color-primary);
    color: var(--color-text-white);
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-lg);
}

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

.btn-outline-light:hover {
    background: var(--color-text-white);
    color: var(--color-primary);
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-lg);
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.15rem;
}

button,
input[type='submit'] {
    font-family: var(--font-body);
    cursor: pointer;
}

/* ============================================
   Navigation
   ============================================ */
.header-main {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--z-header);
    transition: all var(--transition-normal);
}

.navbar {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: var(--spacing-sm) 0;
    box-shadow: var(--shadow-sm);
    background-color: rgba(13, 27, 42, 0.95);
}

.navbar-brand {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--color-text-white);
    transition: all var(--transition-normal);
}

.navbar-brand:hover {
    color: var(--color-accent-light);
    transform: scale(1.05);
}

.brand-text {
    background: linear-gradient(135deg, #ffffff 0%, #d0d0d0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-link {
    color: var(--color-text-white);
    font-weight: var(--font-weight-medium);
    margin: 0 var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--color-text-white);
    transform: translateX(-50%);
    transition: width var(--transition-normal);
}

.nav-link:hover {
    color: var(--color-text-white);
    background: rgba(255, 255, 255, 0.1);
}

.nav-link:hover::after {
    width: 80%;
}

.navbar-toggler {
    border: none;
    padding: var(--spacing-xs);
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* ============================================
   Hero Section
   ============================================ */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-hero);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    color: var(--color-text-white);
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-subtitle {
    color: var(--color-text-white);
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-lg);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
    animation: fadeInUp 1s ease-out 0.4s both;
}

.hero-description {
    color: var(--color-text-white);
    font-size: 1.15rem;
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    line-height: 1.8;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.8s both;
}

/* ============================================
   Parallax Sections
   ============================================ */
.parallax-bg {
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.parallax-section {
    position: relative;
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.parallax-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(245, 245, 245, 0.85);
    backdrop-filter: blur(5px);
    z-index: 0;
}

.parallax-section .container {
    position: relative;
    z-index: 1;
}

/* ============================================
   Section Titles
   ============================================ */
.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-text-primary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
    display: inline-block;
    width: 100%;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

/* ============================================
   Statistics Section
   ============================================ */
.statistics-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-light);
}

.stat-widget {
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
    transition: all var(--transition-normal);
}

.stat-widget:hover {
    transform: translateY(-10px) scale(1.05);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ============================================
   Card Styles (UNIVERSAL)
   ============================================ */
.card {
    display: flex;
    flex-direction: column;
    align-items: center;
    border: none;
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
    height: 100%;
}

.card-image {
    width: 100%;
    height: 280px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-dark);
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all var(--transition-slow);
}

.card:hover .card-image img {
    transform: scale(1.1);
}

.card-content {
    padding: var(--spacing-lg);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    text-align: center;
}

.card-title {
    font-size: 1.5rem;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
}

.card-text {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}

.card-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    background: transparent;
    border-top: 1px solid var(--glass-border);
}

/* ============================================
   Events Section
   ============================================ */
.events-section {
    padding: var(--spacing-xxl) 0;
    background: var(--color-bg-main);
}

/* ============================================
   Workshops Section
   ============================================ */
.workshops-section {
    padding: var(--spacing-xxl) 0;
    background: var(--color-bg-light);
}

/* ============================================
   Innovation Section
   ============================================ */
.innovation-section {
    padding: var(--spacing-xxl) 0;
}

.innovation-image {
    width: 100%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.innovation-image img {
    width: 100%;
    height: auto;
    display: block;
}

.innovation-content {
    background: var(--color-bg-light);
}

.innovation-content h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.innovation-content p {
    font-size: 1.05rem;
    line-height: 1.8;
}

/* ============================================
   Pricing Section
   ============================================ */
.pricing-section {
    padding: var(--spacing-xxl) 0;
    background: var(--color-bg-main);
}

.pricing-card {
    position: relative;
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-lg);
}

.pricing-card.featured {
    transform: scale(1.05);
    border: 2px solid var(--color-primary);
}

.popular-badge {
    position: absolute;
    top: -15px;
    right: 20px;
    background: var(--gradient-primary);
    color: var(--color-text-white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-xl);
    font-size: 0.85rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: var(--shadow-md);
}

.pricing-title {
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.pricing-amount {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-lg);
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin-bottom: var(--spacing-xl);
}

.pricing-features li {
    padding: var(--spacing-sm) 0;
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.pricing-features li:last-child {
    border-bottom: none;
}

/* ============================================
   Webinars Section
   ============================================ */
.webinars-section {
    padding: var(--spacing-xxl) 0;
}

/* ============================================
   Blog Section
   ============================================ */
.blog-section {
    padding: var(--spacing-xxl) 0;
    background: var(--color-bg-light);
}

.read-more-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.95rem;
    transition: all var(--transition-normal);
    margin-top: var(--spacing-md);
}

.read-more-link::after {
    content: '→';
    font-size: 1.2rem;
    transition: transform var(--transition-normal);
}

.read-more-link:hover {
    color: var(--color-secondary);
    gap: var(--spacing-md);
}

.read-more-link:hover::after {
    transform: translateX(5px);
}

/* ============================================
   Resources Section
   ============================================ */
.resources-section {
    padding: var(--spacing-xxl) 0;
}

.resource-title {
    font-size: 1.35rem;
    margin-bottom: var(--spacing-md);
}

.resource-title a {
    color: var(--color-primary);
    text-decoration: none;
    transition: all var(--transition-normal);
    position: relative;
}

.resource-title a::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-normal);
}

.resource-title a:hover {
    color: var(--color-secondary);
}

.resource-title a:hover::after {
    width: 100%;
}

.resource-description {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
}

/* ============================================
   Media/Gallery Section
   ============================================ */
.media-section {
    padding: var(--spacing-xxl) 0;
    background: var(--color-bg-main);
}

.custom-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.slider-container {
    width: 100%;
    overflow: hidden;
}

.slider-track {
    display: flex;
    transition: transform var(--transition-slow);
    gap: var(--spacing-md);
}

.slider-item {
    flex: 0 0 100%;
    max-width: 100%;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: var(--radius-lg);
}

.slider-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    color: var(--color-text-white);
    font-size: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    z-index: 10;
    box-shadow: var(--shadow-md);
}

.slider-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%) scale(1.1);
}

.prev-btn {
    left: 20px;
}

.next-btn {
    right: 20px;
}

@media (min-width: 768px) {
    .slider-item {
        flex: 0 0 calc(50% - var(--spacing-md));
        max-width: calc(50% - var(--spacing-md));
    }
}

@media (min-width: 1024px) {
    .slider-item {
        flex: 0 0 calc(33.333% - var(--spacing-md));
        max-width: calc(33.333% - var(--spacing-md));
    }
}

/* ============================================
   FAQ Section
   ============================================ */
.faq-section {
    padding: var(--spacing-xxl) 0;
}

.accordion {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.accordion-item {
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--glass-border);
    margin-bottom: var(--spacing-sm);
}

.accordion-item:last-child {
    border-bottom: none;
}

.accordion-header {
    margin-bottom: 0;
}

.accordion-button {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-text-primary);
    font-weight: var(--font-weight-medium);
    font-size: 1.15rem;
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    transition: all var(--transition-normal);
}

.accordion-button:not(.collapsed) {
    background: rgba(255, 255, 255, 0.2);
    color: var(--color-primary);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: none;
    border: none;
}

.accordion-button::after {
    filter: brightness(0) saturate(100%);
}

.accordion-body {
    padding: var(--spacing-lg);
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
    background: rgba(255, 255, 255, 0.05);
}

/* ============================================
   Contact Section
   ============================================ */
.contact-section {
    padding: var(--spacing-xxl) 0;
    background: var(--color-bg-light);
}

.contact-info {
    background: var(--color-bg-light);
}

.contact-item {
    margin-bottom: var(--spacing-lg);
}

.contact-item strong {
    display: block;
    color: var(--color-primary);
    font-size: 1.15rem;
    margin-bottom: var(--spacing-xs);
    font-weight: var(--font-weight-bold);
}

.contact-item p,
.contact-item a {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    line-height: 1.6;
    margin-bottom: 0;
}

.contact-item a:hover {
    color: var(--color-primary);
}

.contact-form {
    background: var(--color-bg-light);
}

.form-label {
    color: var(--color-text-primary);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-xs);
}

.form-control {
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(0, 0, 0, 0.1);
    font-size: 1.05rem;
    transition: all var(--transition-normal);
}

.form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 0.2rem rgba(44, 44, 44, 0.15);
}

/* ============================================
   Footer
   ============================================ */
.footer-main {
    background: var(--gradient-primary);
    color: var(--color-text-white);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-title {
    font-family: var(--font-heading);
    color: var(--color-text-white);
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
}

.footer-subtitle {
    color: var(--color-text-white);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    font-weight: var(--font-weight-medium);
}

.footer-text {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

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

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    transition: all var(--transition-normal);
    display: inline-block;
    font-size: 1.05rem;
}

.footer-links a:hover {
    color: var(--color-text-white);
    transform: translateX(5px);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    color: var(--color-text-white);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    color: var(--color-text-white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.footer-bottom {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
    font-size: 0.95rem;
}

/* ============================================
   Success Page
   ============================================ */
.success-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--color-bg-main);
}

.success-content {
    text-align: center;
    max-width: 600px;
}

.success-icon {
    font-size: 5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

/* ============================================
   Privacy & Terms Pages
   ============================================ */
.content-page {
    padding-top: 100px;
    padding-bottom: var(--spacing-xxl);
    min-height: 100vh;
}

.content-page h1 {
    margin-bottom: var(--spacing-xl);
}

.content-page h2 {
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.content-page p,
.content-page ul,
.content-page ol {
    margin-bottom: var(--spacing-md);
}

.content-page ul,
.content-page ol {
    padding-left: var(--spacing-lg);
}

.content-page li {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-secondary);
}

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

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

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

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ============================================
   Utility Classes
   ============================================ */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient {
    background: var(--gradient-primary);
}

.shadow-3d {
    box-shadow: var(--shadow-3d);
}

.transition-normal {
    transition: all var(--transition-normal);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 991px) {
    .navbar-nav {
        padding: var(--spacing-md) 0;
        background: rgba(0, 0, 0, 0.9);
        border-radius: var(--radius-md);
        margin-top: var(--spacing-md);
    }
    
    .nav-link {
        margin: var(--spacing-xs) 0;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .pricing-card.featured {
        transform: none;
        margin-top: var(--spacing-md);
        margin-bottom: var(--spacing-md);
    }
}

@media (max-width: 767px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-xxl: 3rem;
    }
    
    .hero-section {
        min-height: 100vh;
        padding: var(--spacing-xl) 0;
    }
    
    .section-title::after {
        width: 60px;
    }
    
    .stat-widget {
        margin-bottom: var(--spacing-lg);
    }
    
    .card-image {
        height: 220px;
    }
    
    .slider-item {
        height: 300px;
    }
    
    .slider-btn {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }
    
    .prev-btn {
        left: 10px;
    }
    
    .next-btn {
        right: 10px;
    }
    
    .innovation-image {
        margin-bottom: var(--spacing-lg);
    }
}

@media (max-width: 575px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.15rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .pricing-amount {
        font-size: 2.5rem;
    }
    
    .social-links {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .social-link {
        width: 100%;
        justify-content: center;
    }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    .header-main,
    .hero-section,
    .footer-main,
    .btn,
    .slider-btn {
        display: none;
    }
    
    body {
        color: #000;
        background: #fff;
    }
    
    .glass-card {
        border: 1px solid #000;
        box-shadow: none;
    }
}

/* ============================================
   Accessibility
   ============================================ */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: var(--color-text-white);
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    z-index: 100;
}

.skip-to-content:focus {
    top: 0;
}

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

/* ============================================
   Performance Optimizations
   ============================================ */
.will-change-transform {
    will-change: transform;
}

.will-change-opacity {
    will-change: opacity;
}

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

/* ============================================
   Dark Mode Support (Optional)
   ============================================ */
@media (prefers-color-scheme: dark) {
    /* Dark mode variables can be added here if needed */
}

/* ============================================
   Reduced Motion
   ============================================ */
@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;
    }
    
    .parallax-bg,
    .parallax-section {
        background-attachment: scroll;
    }
}