/* ===== CSS RESET & BASE STYLES ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

ul, ol {
    list-style: none;
}

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
    /* Enhanced Color Palette */
    --color-primary: #6a1b9a;
    --color-primary-light: #a537e7;
    --color-primary-dark: #4a0e6b;
    --color-primary-gradient: linear-gradient(135deg, #6a1b9a 0%, #a537e7 50%, #e1bee7 100%);
    --color-secondary: #f0f8ff;
    --color-secondary-gradient: linear-gradient(135deg, #f0f8ff 0%, #e3f2fd 100%);
    --color-accent: #ffb74d;
    --color-accent-gradient: linear-gradient(135deg, #ffb74d 0%, #ffcc02 100%);
    --color-success: #4caf50;
    --color-warning: #ff9800;
    --color-error: #f44336;
    
    /* Glassmorphism Colors */
    --glass-bg: rgba(255, 255, 255, 0.25);
    --glass-border: rgba(255, 255, 255, 0.18);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    
    --color-text-primary: #333333;
    --color-text-secondary: #666666;
    --color-text-light: #999999;
    --color-text-white: #ffffff;
    
    --color-bg-primary: #ffffff;
    --color-bg-secondary: #f8f9fa;
    --color-bg-tertiary: #e9ecef;
    
    --color-border: #e0e0e0;
    --color-border-light: #f1f1f3;
    
    /* Typography */
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    
    --font-size-xs: 0.75rem;    /* 12px */
    --font-size-sm: 0.875rem;   /* 14px */
    --font-size-base: 1rem;     /* 16px */
    --font-size-lg: 1.125rem;   /* 18px */
    --font-size-xl: 1.25rem;    /* 20px */
    --font-size-2xl: 1.5rem;    /* 24px */
    --font-size-3xl: 1.875rem;  /* 30px */
    --font-size-4xl: 2.25rem;   /* 36px */
    --font-size-5xl: 3rem;      /* 48px */
    --font-size-6xl: 3.75rem;   /* 60px */
    
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    /* Spacing */
    --space-1: 0.25rem;   /* 4px */
    --space-2: 0.5rem;    /* 8px */
    --space-3: 0.75rem;   /* 12px */
    --space-4: 1rem;      /* 16px */
    --space-5: 1.25rem;   /* 20px */
    --space-6: 1.5rem;    /* 24px */
    --space-8: 2rem;      /* 32px */
    --space-10: 2.5rem;   /* 40px */
    --space-12: 3rem;     /* 48px */
    --space-16: 4rem;     /* 64px */
    --space-20: 5rem;     /* 80px */
    --space-24: 6rem;     /* 96px */
    --space-32: 8rem;     /* 128px */
    
    /* Border Radius */
    --radius-sm: 0.25rem;   /* 4px */
    --radius-md: 0.5rem;    /* 8px */
    --radius-lg: 0.75rem;   /* 12px */
    --radius-xl: 1rem;      /* 16px */
    --radius-2xl: 1.5rem;   /* 24px */
    --radius-full: 9999px;
    
    /* Enhanced Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-colored: 0 10px 30px rgba(106, 27, 154, 0.3);
    --shadow-glow: 0 0 20px rgba(106, 27, 154, 0.4);
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
    
    /* Container */
    --container-max-width: 1200px;
    --container-padding: var(--space-4);
}

/* ===== UTILITY CLASSES ===== */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.text-gradient {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--color-primary);
    color: var(--color-text-white);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-md);
    z-index: 1000;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 6px;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4) var(--space-8);
    border-radius: var(--radius-xl);
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    text-align: center;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: 2px solid transparent;
    min-height: 56px;
    text-decoration: none;
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.btn--primary {
    background: var(--color-primary-gradient);
    color: var(--color-text-white);
    border-color: transparent;
    box-shadow: var(--shadow-colored);
}

.btn--primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn--primary:hover::before {
    left: 100%;
}

.btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
    filter: brightness(1.1);
}

.btn--secondary {
    background: transparent;
    color: var(--color-text-primary);
    border-color: var(--color-border);
}

.btn--secondary:hover {
    background: var(--color-bg-secondary);
    border-color: var(--color-text-secondary);
    transform: translateY(-2px);
}

.btn--large {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-lg);
    min-height: 56px;
}

.btn--full {
    width: 100%;
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 100;
    transition: all var(--transition-fast);
    box-shadow: var(--glass-shadow);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) 0;
    min-height: 80px;
}

.nav__brand {
    flex-shrink: 0;
}

.nav__logo {
    width: 60px;
    height: 60px;
    object-fit: contain;
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav__link {
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    transition: color var(--transition-fast);
    position: relative;
}

.nav__link:hover {
    color: var(--color-primary);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-fast);
}

.nav__link:hover::after {
    width: 100%;
}

.nav__actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: var(--space-3);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.nav__toggle:hover {
    background: var(--color-primary-gradient);
    border-color: transparent;
}

.nav__toggle:hover span {
    background: var(--color-text-white);
}

.nav__toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    transition: all var(--transition-fast);
    border-radius: 1px;
}

/* ===== HERO SECTION ===== */
.hero {
    padding: calc(80px + var(--space-20)) 0 var(--space-20);
    background: var(--color-secondary-gradient);
    overflow: hidden;
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 60%;
    height: 100%;
    background: var(--color-primary-gradient);
    border-radius: 50% 0 0 50%;
    transform: translateX(20%);
    z-index: 1;
    opacity: 0.9;
}

.hero::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(106, 27, 154, 0.1) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
    z-index: 0;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
    position: relative;
    z-index: 2;
    width: 100%;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.hero__title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    color: var(--color-text-primary);
    background: var(--color-primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-6);
    animation: slideInUp 1s ease-out;
}

/* Fallback for browsers that don't support background-clip: text */
@supports not (-webkit-background-clip: text) {
    .hero__title {
        color: var(--color-primary);
        background: none;
    }
}

.hero__description {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
    line-height: 1.6;
    animation: slideInUp 1s ease-out 0.2s both;
}

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

.hero__image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero__img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.1));
}

/* ===== SECTIONS ===== */
.section__title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    text-align: center;
    color: var(--color-text-primary);
    margin-bottom: var(--space-16);
    position: relative;
}

.section__title::after {
    content: '';
    position: absolute;
    bottom: -var(--space-4);
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--color-primary);
    border-radius: var(--radius-full);
}

/* ===== HOW IT WORKS SECTION ===== */
.how-it-works {
    padding: var(--space-24) 0;
    background: var(--color-bg-primary);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-16);
}

.step {
    text-align: center;
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    background: var(--color-bg-primary);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
}

.step:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.step__icon {
    width: 80px;
    height: 80px;
    background: var(--color-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-6);
    position: relative;
}

.step__icon::before {
    content: '';
    position: absolute;
    inset: -4px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius-full);
    z-index: -1;
    opacity: 0.2;
}

.step__icon img {
    filter: brightness(0) invert(1);
}

.step__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-3);
}

.step__description {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

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

/* ===== FEATURES SECTION ===== */
.features {
    padding: var(--space-24) 0;
    background: var(--color-bg-secondary);
}

.features__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.features__text {
    max-width: 600px;
}

.features__description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
    line-height: 1.7;
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

.feature-card {
    background: var(--color-bg-primary);
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 1px solid var(--color-border-light);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

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

.feature-card:hover .feature-card__icon::before {
    opacity: 0.1;
}

.feature-card:hover .feature-card__icon svg {
    transform: scale(1.1);
}

.feature-card__icon {
    width: 80px;
    height: 80px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-6);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card__icon svg {
    transition: all var(--transition-normal);
    z-index: 2;
    position: relative;
}

.feature-card__icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-primary-gradient);
    opacity: 0;
    transition: opacity var(--transition-normal);
    border-radius: var(--radius-2xl);
}

.feature-card__title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-3);
}

.feature-card__description {
    color: var(--color-text-secondary);
    line-height: 1.6;
    font-size: var(--font-size-sm);
}

/* ===== PRICING SECTION ===== */
.pricing {
    padding: var(--space-24) 0;
    background: var(--color-bg-primary);
}

.pricing__subtitle {
    text-align: center;
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-16);
}

.pricing__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-8);
    max-width: 800px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--color-bg-primary);
    border: 2px solid var(--color-border-light);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    position: relative;
    transition: all var(--transition-normal);
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

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

.pricing-card--featured:hover {
    transform: scale(1.05) translateY(-8px);
}

.pricing-card__badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: var(--color-text-white);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
}

.pricing-card__header {
    text-align: center;
    margin-bottom: var(--space-6);
}

.pricing-card__title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.pricing-card__price {
    text-align: center;
    margin-bottom: var(--space-8);
}

.pricing-card__amount {
    font-size: var(--font-size-6xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    line-height: 1;
}

.pricing-card__period {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-left: var(--space-2);
}

.pricing-card__features {
    margin-bottom: var(--space-8);
}

.pricing-card__features-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-4);
}

.pricing-card__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.pricing-card__item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.pricing-card__item img {
    flex-shrink: 0;
}

/* ===== FAQ SECTION ===== */
.faq {
    padding: var(--space-24) 0;
    background: var(--color-secondary-gradient);
    position: relative;
    overflow: hidden;
}

.faq::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 30%;
    height: 140%;
    background: var(--color-primary-gradient);
    border-radius: 50%;
    opacity: 0.08;
    animation: float 30s ease-in-out infinite;
}

.faq .section__title {
    text-align: center;
    margin-bottom: var(--space-16);
    position: relative;
    z-index: 2;
}

.faq__list {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.faq__item {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    margin-bottom: var(--space-6);
    box-shadow: var(--glass-shadow);
    overflow: hidden;
    transition: all var(--transition-normal);
    animation: slideInUp 0.6s ease-out;
    animation-fill-mode: both;
}

.faq__item:nth-child(1) { animation-delay: 0.1s; }
.faq__item:nth-child(2) { animation-delay: 0.2s; }
.faq__item:nth-child(3) { animation-delay: 0.3s; }
.faq__item:nth-child(4) { animation-delay: 0.4s; }
.faq__item:nth-child(5) { animation-delay: 0.5s; }

.faq__item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.faq__question {
    width: 100%;
    padding: var(--space-8);
    text-align: left;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-normal);
    background: transparent;
    border: none;
    cursor: pointer;
    position: relative;
}

.faq__question:hover {
    background: rgba(106, 27, 154, 0.05);
    color: var(--color-primary);
}

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

.faq__icon {
    width: 32px;
    height: 32px;
    background: var(--color-primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    color: white;
    font-weight: var(--font-weight-bold);
    transition: all var(--transition-normal);
    flex-shrink: 0;
}

.faq__question[aria-expanded="true"] .faq__icon {
    transform: rotate(45deg);
    background: var(--color-accent-gradient);
}

.faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition-normal);
    opacity: 0;
}

.faq__answer.active {
    max-height: 300px;
    opacity: 1;
}

.faq__answer p {
    padding: 0 var(--space-8) var(--space-8);
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-size: var(--font-size-base);
    margin: 0;
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonials {
    padding: var(--space-24) 0;
    background: var(--color-bg-primary);
}

.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-8);
}

.testimonial {
    background: var(--color-bg-primary);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border-light);
    transition: transform var(--transition-normal);
}

.testimonial:hover {
    transform: translateY(-4px);
}

.testimonial__header {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.testimonial__avatar {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.testimonial__name {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-1);
}

.testimonial__role {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.testimonial__quote {
    font-style: italic;
    color: var(--color-text-secondary);
    line-height: 1.7;
    position: relative;
}

.testimonial__quote::before {
    content: '"';
    font-size: var(--font-size-4xl);
    color: var(--color-primary);
    position: absolute;
    top: -var(--space-2);
    left: -var(--space-2);
    font-family: serif;
}

/* ===== CTA SECTION ===== */
.cta {
    padding: var(--space-24) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: var(--color-text-white);
    text-align: center;
}

.cta__title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-extrabold);
    margin-bottom: var(--space-6);
    line-height: 1.2;
}

.cta__description {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-8);
    opacity: 0.9;
}

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

.cta .btn--primary:hover {
    background: var(--color-bg-secondary);
    color: var(--color-primary-dark);
    border-color: var(--color-bg-secondary);
}

/* ===== FOOTER ===== */
.footer {
    padding: var(--space-16) 0;
    background: var(--color-bg-tertiary);
    border-top: 1px solid var(--color-border-light);
}

.footer__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-8);
    text-align: center;
}

.footer__logo {
    width: 80px;
    height: 80px;
    object-fit: contain;
}

.footer__social {
    display: flex;
    gap: var(--space-4);
}

.footer__social-link {
    width: 40px;
    height: 40px;
    background: var(--color-bg-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.footer__social-link:hover {
    background: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.footer__social-link img {
    filter: brightness(0) saturate(100%);
    transition: filter var(--transition-fast);
}

.footer__social-link:hover img {
    filter: brightness(0) invert(1);
}

.footer__copyright {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: var(--space-12);
        text-align: center;
    }
    
    .hero__title {
        font-size: var(--font-size-4xl);
    }
    
    .features__content {
        grid-template-columns: 1fr;
        gap: var(--space-12);
    }
    
    .features__grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: var(--space-4);
    }
    
    .nav__menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-top: 1px solid var(--glass-border);
        box-shadow: var(--shadow-xl);
        flex-direction: column;
        padding: var(--space-6);
        gap: var(--space-4);
        z-index: 1000;
    }
    
    .nav__menu--open {
        display: flex !important;
    }
    
    .nav__toggle {
        display: flex;
    }
    
    .nav__actions {
        gap: var(--space-2);
        position: absolute;
        top: 100%;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-top: 1px solid var(--glass-border);
        box-shadow: var(--shadow-xl);
        padding: var(--space-4);
        display: none;
        flex-direction: column;
        gap: var(--space-3);
        z-index: 1000;
        min-width: 200px;
    }
    
    .nav__actions--open {
        display: flex !important;
    }
    
    .btn {
        padding: var(--space-3) var(--space-6);
        font-size: var(--font-size-base);
        min-height: 48px;
        box-shadow: var(--shadow-lg);
    }
    
    .hero__actions {
        flex-direction: column;
        gap: var(--space-4);
        width: 100%;
    }
    
    .hero__actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .btn--large {
        padding: var(--space-3) var(--space-6);
        font-size: var(--font-size-base);
    }
    
    .faq__question {
        padding: var(--space-6);
        font-size: var(--font-size-base);
    }
    
    .faq__answer p {
        padding: 0 var(--space-6) var(--space-6);
        font-size: var(--font-size-sm);
    }
    
    .faq__icon {
        width: 28px;
        height: 28px;
        font-size: var(--font-size-base);
    }
    
    .hero {
        padding: calc(80px + var(--space-12)) 0 var(--space-12);
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        gap: var(--space-8);
        text-align: center;
    }
    
    .hero__content {
        background: rgba(255, 255, 255, 0.9);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        padding: var(--space-8);
        border-radius: var(--radius-2xl);
        box-shadow: var(--shadow-xl);
        border: 1px solid var(--glass-border);
    }
    
    .hero__title {
        font-size: var(--font-size-3xl);
        background: var(--color-text-primary);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }
    
    .hero__description {
        font-size: var(--font-size-lg);
        color: var(--color-text-primary);
        font-weight: var(--font-weight-medium);
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    }
    
    .section__title {
        font-size: var(--font-size-3xl);
    }
    
    .steps {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    .pricing__grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    .pricing-card--featured {
        transform: none;
    }
    
    .pricing-card--featured:hover {
        transform: translateY(-8px);
    }
    
    .testimonials__grid {
        grid-template-columns: 1fr;
    }
    
    .cta__title {
        font-size: var(--font-size-4xl);
    }
    
    .cta__description {
        font-size: var(--font-size-lg);
    }
}

@media (max-width: 480px) {
    .hero__title {
        font-size: var(--font-size-2xl);
    }
    
    .hero__description {
        font-size: var(--font-size-base);
    }
    
    .section__title {
        font-size: var(--font-size-2xl);
    }
    
    .pricing-card__amount {
        font-size: var(--font-size-4xl);
    }
    
    .cta__title {
        font-size: var(--font-size-3xl);
    }
    
    .footer__content {
        gap: var(--space-6);
    }
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.6s ease-out;
}

.animate-fade-in-right {
    animation: fadeInRight 0.6s ease-out;
}

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

/* Focus styles for better accessibility */
.btn:focus,
.nav__link:focus,
.faq__question:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --color-border: #000000;
        --color-border-light: #000000;
        --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
        --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
        --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
        --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.3);
    }
}