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

:root {
    --primary-cyan: #00E5FF;
    --primary-purple: #7C4DFF;
    --dark-bg: #0A0E1A;
    --darker-bg: #050810;
    --card-bg: #121826;
    --text-primary: #FFFFFF;
    --text-secondary: #B0B8C8;
    --text-muted: #6B7280;
    --border-color: #1E293B;
    --success: #10B981;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--dark-bg);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 26, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    transition: transform 0.3s ease;
}

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

.logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 28px;
    flex-shrink: 0;
    position: relative;
}

.logo-icon svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 0 8px rgba(0, 229, 255, 0.3));
    transition: filter 0.3s ease;
}

.logo:hover .logo-icon svg,
.footer-logo:hover .logo-icon svg {
    filter: drop-shadow(0 0 12px rgba(0, 229, 255, 0.5)) drop-shadow(0 0 20px rgba(124, 77, 255, 0.3));
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-cyan), var(--primary-purple));
    transition: width 0.3s ease;
}

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

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

.nav-buttons {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.btn-primary, .btn-secondary {
    padding: 0.625rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    outline: none;
    min-width: 120px;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 229, 255, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--primary-cyan);
    color: var(--primary-cyan);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

.mobile-menu {
    position: fixed;
    top: 69px;
    left: 0;
    right: 0;
    background: rgba(10, 14, 26, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 2rem;
    display: none;
    flex-direction: column;
    gap: 1.5rem;
    z-index: 999;
}

.mobile-menu.active {
    display: flex;
}

.mobile-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.125rem;
}

.mobile-menu-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}

.mobile-menu-buttons button {
    width: 100%;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    background: linear-gradient(180deg,
        #0A0E1A 0%,
        #0F1320 50%,
        #121826 100%);
}

.gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%,
        rgba(0, 229, 255, 0.03) 0%,
        rgba(124, 77, 255, 0.02) 40%,
        transparent 70%);
    opacity: 0.6;
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 4rem 0;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    background: rgba(0, 229, 255, 0.1);
    border: 1px solid rgba(0, 229, 255, 0.2);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-cyan);
    margin-bottom: 2rem;
}

.badge-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: 8px;
}

.badge-icon svg {
    width: 14px;
    height: 14px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 4rem;
}

.btn-hero, .btn-hero-outline {
    padding: 1rem 2.5rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1.125rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    outline: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-hero {
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    color: white;
}

.btn-hero:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0, 229, 255, 0.4);
}

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

.btn-hero-outline:hover {
    border-color: var(--primary-cyan);
    color: var(--primary-cyan);
    background: rgba(0, 229, 255, 0.05);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.stat {
    text-align: center;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Section Styles */
.section {
    padding: 6rem 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    z-index: 1;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Features Section */
.features-section {
    background: var(--darker-bg);
    position: relative;
    overflow: hidden;
}

.features-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.features-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.08;
}

.features-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
        rgba(0, 229, 255, 0.05) 0%,
        rgba(10, 14, 26, 0.95) 50%,
        rgba(124, 77, 255, 0.05) 100%);
}

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

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    position: relative;
    z-index: 1;
}

@media (min-width: 769px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-cyan), var(--primary-purple));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: rgba(0, 229, 255, 0.3);
    box-shadow: 0 20px 40px rgba(0, 229, 255, 0.1);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon-wrapper {
    position: relative;
    width: 80px;
    height: 80px;
    margin-bottom: 1.5rem;
}

.feature-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 12px;
    object-fit: cover;
    opacity: 0.3;
}

.feature-icon {
    position: relative;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 229, 255, 0.05);
    border-radius: 12px;
    border: 1px solid rgba(0, 229, 255, 0.2);
}

.feature-title {
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Capabilities Section */
.capabilities-section {
    position: relative;
    background: var(--dark-bg);
}

.capabilities-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    z-index: 0;
}

.capabilities-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.05;
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.capability-card {
    background: rgba(18, 24, 38, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.capability-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 229, 255, 0.3);
    background: rgba(18, 24, 38, 0.95);
}

.capability-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #00E5FF 0%, #7C4DFF 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.capability-icon svg {
    width: 24px;
    height: 24px;
}

.capability-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.capability-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.capability-features {
    list-style: none;
}

.capability-features li {
    color: var(--text-muted);
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.875rem;
}

.capability-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-cyan);
}

/* Pricing Section */
.pricing-section {
    background: var(--darker-bg);
    position: relative;
    overflow: hidden;
}

.pricing-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.pricing-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.06;
}

.pricing-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
        rgba(124, 77, 255, 0.08) 0%,
        rgba(10, 14, 26, 0.92) 50%,
        rgba(0, 229, 255, 0.08) 100%);
}

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

.promo-banner {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    background: rgba(124, 77, 255, 0.1);
    border: 1px solid rgba(124, 77, 255, 0.3);
    border-radius: 50px;
    margin-top: 1.5rem;
    font-size: 0.9375rem;
    color: var(--text-secondary);
    position: relative;
    z-index: 1;
}

.promo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, #00E5FF 0%, #7C4DFF 100%);
    border-radius: 8px;
    margin-right: 8px;
}

.promo-icon svg {
    width: 16px;
    height: 16px;
}

.promo-banner strong {
    color: var(--primary-purple);
    font-weight: 700;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    max-width: 1300px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.pricing-card {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 20px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    position: relative;
}

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

.pricing-card:hover {
    transform: translateY(-8px);
    border-color: rgba(0, 229, 255, 0.5);
}

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

.featured-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
}

.pricing-tier {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    margin-bottom: 0.5rem;
}

.price-currency {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-secondary);
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0 0.25rem;
}

.price-period {
    font-size: 1.125rem;
    color: var(--text-muted);
}

.pricing-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.pricing-features {
    list-style: none;
    margin: 1.5rem 0;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

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

.check-icon {
    width: 20px;
    height: 20px;
    fill: var(--primary-cyan);
    flex-shrink: 0;
}

.btn-pricing {
    width: 100%;
    padding: 1rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid var(--border-color);
    background: transparent;
    color: var(--text-primary);
}

.btn-pricing:hover {
    border-color: var(--primary-cyan);
    background: rgba(0, 229, 255, 0.1);
    transform: translateY(-2px);
}

.btn-pricing-featured {
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    border-color: transparent;
    color: white;
}

.btn-pricing-featured:hover {
    box-shadow: 0 12px 32px rgba(0, 229, 255, 0.3);
}

/* CTA Section */
.cta-section {
    position: relative;
    padding: 8rem 0;
    overflow: hidden;
}

.cta-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.cta-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.15;
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.cta-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-cta-primary, .btn-cta-secondary {
    padding: 1.25rem 2.5rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1.125rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    outline: none;
}

.btn-cta-primary {
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    color: white;
}

.btn-cta-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 40px rgba(0, 229, 255, 0.4);
}

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

.btn-cta-secondary:hover {
    border-color: var(--primary-cyan);
    background: rgba(0, 229, 255, 0.1);
}

/* Footer */
.footer {
    background: var(--darker-bg);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.footer-brand {
    max-width: 350px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.footer-description {
    color: var(--text-muted);
    line-height: 1.7;
    font-size: 0.9375rem;
}

.footer-column h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.footer-column a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    margin-bottom: 0.75rem;
    font-size: 0.9375rem;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: var(--primary-cyan);
}

.footer-bottom {
    text-align: center;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
}

.modal.active {
    display: block;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 3rem;
    max-width: 450px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: var(--text-primary);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .pricing-card.featured {
        transform: scale(1);
    }

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

@media (max-width: 968px) {
    .nav-links, .nav-buttons {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .container {
        padding: 0 1rem;
    }

    .section {
        padding: 4rem 0;
    }

    .capabilities-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-content {
        padding: 2rem 0;
    }

    .section-header {
        margin-bottom: 2rem;
    }

    .promo-banner {
        font-size: 0.8rem;
        padding: 0.5rem 1rem;
    }
}

@media (max-width: 640px) {
    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }

    .btn-hero, .btn-hero-outline {
        width: 100%;
        justify-content: center;
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .stat-value {
        font-size: 1.75rem;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .btn-cta-primary, .btn-cta-secondary {
        width: 100%;
        padding: 1rem 1.5rem;
    }

    .modal-content {
        padding: 2rem 1.5rem;
    }

    .feature-card {
        padding: 1.5rem;
    }

    .capability-card {
        padding: 1.5rem;
    }

    .cta-section {
        padding: 4rem 0;
    }
}

/* Auth Form Styles */
.auth-form {
    color: var(--text-primary);
}

.auth-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    text-align: center;
}

.auth-subtitle {
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 2rem;
    font-size: 0.9375rem;
}

.selected-plan {
    background: rgba(124, 77, 255, 0.1);
    border: 1px solid rgba(124, 77, 255, 0.3);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.selected-plan strong {
    color: var(--primary-purple);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--darker-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.9375rem;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-cyan);
    background: var(--dark-bg);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

.btn-auth {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 0.5rem;
}

.btn-auth:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 229, 255, 0.3);
}

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.auth-footer a {
    color: var(--primary-cyan);
    text-decoration: none;
    font-weight: 600;
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* Technical Particle Animation System - TRON/Matrix Aesthetic */
.particles-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
    pointer-events: none;
}

/* Subtle grid/matrix background */
.particles-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(0, 229, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 229, 255, 0.02) 1px, transparent 1px);
    background-size: 100px 100px;
    opacity: 0.3;
}

.particle {
    position: absolute;
    pointer-events: none;
    will-change: transform, opacity;
}

/* Particle size variants - sharper, less blur */
.particle-small {
    width: 4px;
    height: 4px;
}

.particle-medium {
    width: 6px;
    height: 6px;
}

.particle-large {
    width: 9px;
    height: 9px;
}

/* Particle shapes */
.particle-circle {
    border-radius: 50%;
}

.particle-square {
    border-radius: 1px;
}

.particle-hexagon {
    clip-path: polygon(30% 0%, 70% 0%, 100% 50%, 70% 100%, 30% 100%, 0% 50%);
}

/* Particle color variants - sharper, more technical */
.particle-cyan {
    background: rgba(0, 229, 255, 0.9);
    box-shadow:
        0 0 8px rgba(0, 229, 255, 0.8),
        0 0 16px rgba(0, 229, 255, 0.4);
    border: 1px solid rgba(0, 229, 255, 1);
}

.particle-purple {
    background: rgba(124, 77, 255, 0.9);
    box-shadow:
        0 0 8px rgba(124, 77, 255, 0.8),
        0 0 16px rgba(124, 77, 255, 0.4);
    border: 1px solid rgba(124, 77, 255, 1);
}

/* Canvas for connection lines */
.particle-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

/* Pulse/breathe animation */
@keyframes technicalPulse {
    0%, 100% {
        transform: scale(0.8);
        opacity: 0.6;
    }
    50% {
        transform: scale(1.2);
        opacity: 1;
    }
}

/* Intersection Observer Animation Classes */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger animation delays for cards in a grid */
.animate-on-scroll:nth-child(1) {
    transition-delay: 0s;
}

.animate-on-scroll:nth-child(2) {
    transition-delay: 0.1s;
}

.animate-on-scroll:nth-child(3) {
    transition-delay: 0.2s;
}

.animate-on-scroll:nth-child(4) {
    transition-delay: 0.3s;
}

.animate-on-scroll:nth-child(5) {
    transition-delay: 0.4s;
}

.animate-on-scroll:nth-child(6) {
    transition-delay: 0.5s;
}

/* Signup Page Styles */
.signup-container {
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.signup-card {
    background: white;
    border-radius: 16px;
    padding: 3rem;
    max-width: 900px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.signup-card h1 {
    text-align: center;
    color: #1a202c;
    margin-bottom: 0.5rem;
}

.subtitle {
    text-align: center;
    color: #718096;
    margin-bottom: 2rem;
}

.form-section {
    margin-bottom: 2rem;
}

.form-section h2 {
    font-size: 1.25rem;
    color: #2d3748;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e2e8f0;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: #4a5568;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #667eea;
}

.plan-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.plan-card {
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    position: relative;
    transition: all 0.3s;
    cursor: pointer;
}

.plan-card:hover {
    border-color: #667eea;
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(102, 126, 234, 0.2);
}

.plan-card.selected {
    border-color: #667eea;
    background: #f7fafc;
}

.plan-card.featured {
    border-color: #667eea;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
}

.plan-card .badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: #667eea;
    color: white;
    padding: 0.25rem 1rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.plan-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: #2d3748;
}

.plan-card .price {
    font-size: 2.5rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 1rem;
}

.plan-card .price span {
    font-size: 1rem;
    color: #718096;
}

.plan-card ul {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
    text-align: left;
}

.plan-card ul li {
    padding: 0.5rem 0;
    color: #4a5568;
}

.plan-card ul li:before {
    content: "✓";
    color: #48bb78;
    font-weight: bold;
    margin-right: 0.5rem;
}

.select-plan {
    width: 100%;
    padding: 0.75rem;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.select-plan:hover {
    background: #5568d3;
}

.plan-card.selected .select-plan {
    background: #48bb78;
}

.submit-btn {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s;
    margin-top: 2rem;
}

.submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.terms {
    text-align: center;
    color: #718096;
    font-size: 0.875rem;
    margin-top: 1rem;
}

.terms a {
    color: #667eea;
    text-decoration: none;
}

.terms a:hover {
    text-decoration: underline;
}

/* Onboarding Page Styles */
.onboarding-container {
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.onboarding-card {
    background: white;
    border-radius: 16px;
    padding: 3rem;
    max-width: 700px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.progress-bar {
    height: 8px;
    background: #e2e8f0;
    border-radius: 4px;
    margin-bottom: 2rem;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    transition: width 0.3s ease;
    width: 20%;
}

.step {
    display: none;
}

.step.active {
    display: block;
    animation: fadeIn 0.3s;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.step-description {
    color: #718096;
    margin-bottom: 1.5rem;
}

.hours-grid {
    display: grid;
    gap: 1.5rem;
}

.time-inputs {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.time-inputs input {
    flex: 1;
}

.voice-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.voice-card {
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
}

.voice-card:hover {
    border-color: #667eea;
    transform: translateY(-2px);
}

.voice-card.selected {
    border-color: #667eea;
    background: #f7fafc;
}

.voice-card h4 {
    margin-bottom: 0.5rem;
    color: #2d3748;
}

.voice-card p {
    font-size: 0.875rem;
    color: #718096;
    margin-bottom: 1rem;
}

.play-sample {
    background: #667eea;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.875rem;
}

.play-sample:hover {
    background: #5568d3;
}

.radio-group {
    display: flex;
    gap: 2rem;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.setup-checklist {
    margin: 2rem 0;
}

.checklist-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    margin-bottom: 0.5rem;
    background: #f7fafc;
    border-radius: 8px;
    font-weight: 500;
    color: #4a5568;
}

.spinner {
    font-size: 1.5rem;
}

.nav-buttons {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 2rem;
}

.nav-buttons button {
    flex: 1;
}