/* ========================================
   CSS Variables & Reset
   ======================================== */

:root {
    /* Colors */
    --primary-blue: #0B66FF;
    --primary-purple: #6C7BFF;
    --dark-bg: #0F1724;
    --text-primary: #0F1724;
    --text-secondary: #94A3B8;
    --green: #00A36C;
    --green-light: #00D68F;
    --white: #ffffff;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --blue-50: #EFF6FF;
    --blue-100: #DBEAFE;
    --purple-50: #FAF5FF;
    --purple-100: #F3E8FF;
    --green-50: #F0FDF4;
    --green-100: #DCFCE7;
    --red-100: #FEE2E2;
    --red-700: #B91C1C;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;

    /* 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);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--white);
    overflow-x: hidden;
}

/* ========================================
   Typography
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }

@media (max-width: 768px) {
    h1 { font-size: var(--font-size-3xl); }
    h2 { font-size: var(--font-size-2xl); }
    h3 { font-size: var(--font-size-xl); }
}

/* ========================================
   Container & Layout
   ======================================== */

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

/* ========================================
   Buttons
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.625rem 1.25rem;
    font-size: var(--font-size-base);
    font-weight: 500;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    color: var(--white);
    border: none;
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--gray-200);
}

.btn-outline:hover {
    background: var(--gray-50);
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

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

.btn-ghost:hover {
    background: var(--gray-50);
}

.btn-white {
    background: var(--white);
    color: var(--primary-blue);
}

.btn-white:hover {
    background: var(--gray-100);
}

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

.btn-outline-white:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-lg {
    padding: 0.875rem 2rem;
    font-size: var(--font-size-lg);
}

.btn-full {
    width: 100%;
}

/* ========================================
   Navigation
   ======================================== */

.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.logo-icon {
    width: 2rem;
    height: 2rem;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
}

.nav-menu {
    display: none;
    align-items: center;
    gap: var(--spacing-lg);
}

@media (min-width: 1024px) {
    .nav-menu {
        display: flex;
    }
}

.nav-link {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--primary-blue);
}

.nav-cta {
    display: none;
    align-items: center;
    gap: var(--spacing-sm);
}

@media (min-width: 1024px) {
    .nav-cta {
        display: flex;
    }
}

/* Language Selector */
.language-selector {
    position: relative;
}

.language-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: transparent;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
}

.language-btn:hover {
    background: var(--gray-50);
    border-color: var(--primary-blue);
}

.language-btn i:last-child {
    font-size: 0.75rem;
}

.language-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    min-width: 10rem;
    z-index: 100;
}

.language-dropdown.active {
    display: block;
}

.language-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    text-align: left;
}

.language-option:first-child {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.language-option:last-child {
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.language-option:hover {
    background: var(--blue-50);
    color: var(--primary-blue);
}

.language-option .flag {
    font-size: var(--font-size-lg);
}

/* Mobile Language Selector */
.mobile-language-selector {
    display: flex;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
    margin: var(--spacing-sm) 0;
}

.language-option-mobile {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
}

.language-option-mobile:hover,
.language-option-mobile.active {
    background: var(--blue-50);
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

.language-option-mobile .flag {
    font-size: var(--font-size-lg);
}

.mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xs);
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: var(--font-size-xl);
    color: var(--text-primary);
}

@media (min-width: 1024px) {
    .mobile-menu-btn {
        display: none;
    }
}

.mobile-menu {
    display: none;
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--gray-200);
}

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

.mobile-link {
    display: block;
    padding: var(--spacing-xs) 0;
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
}

.mobile-link:hover {
    color: var(--primary-blue);
}

.mobile-cta {
    padding-top: var(--spacing-sm);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
    position: relative;
    padding: 5rem 0;
    overflow: hidden;
}

@media (min-width: 1024px) {
    .hero {
        padding: 7rem 0;
    }
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--blue-50), var(--purple-50), transparent);
    opacity: 0.5;
}

.hero-content {
    position: relative;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--blue-50);
    border: 1px solid var(--blue-100);
    border-radius: var(--radius-full);
    padding: var(--spacing-xs) var(--spacing-md);
    margin-bottom: var(--spacing-md);
    color: var(--primary-blue);
    font-size: var(--font-size-sm);
}

.hero-title {
    max-width: 56rem;
    margin: 0 auto var(--spacing-md);
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    max-width: 48rem;
    margin: 0 auto var(--spacing-lg);
}

.hero-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

@media (min-width: 640px) {
    .hero-actions {
        flex-direction: row;
    }
}

.trust-badges {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.badge-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.badge-item i {
    color: var(--primary-blue);
}

.hero-visual {
    margin-top: 4rem;
}

.chat-mockup {
    max-width: 50rem;
    margin: 0 auto;
    background: var(--white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.mockup-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--gray-100);
    border-bottom: 1px solid var(--gray-200);
}

.mockup-dots {
    display: flex;
    gap: var(--spacing-xs);
}

.mockup-dots span {
    width: 0.75rem;
    height: 0.75rem;
    border-radius: 50%;
    background: var(--gray-200);
}

.mockup-title {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
}

.mockup-content {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.chat-message {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-end;
}

.chat-message.sent {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.message-bubble {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-xl);
    max-width: 70%;
}

.chat-message.received .message-bubble {
    background: var(--gray-100);
    color: var(--text-primary);
}

.chat-message.sent .message-bubble {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    color: var(--white);
}

.ai-insight {
    background: var(--blue-50);
    border: 1px solid var(--blue-100);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--primary-blue);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* ========================================
   Section Styles
   ======================================== */

section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    max-width: 42rem;
    margin: 0 auto;
}

/* ========================================
   Features Section
   ======================================== */

.features {
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.feature-card {
    padding: var(--spacing-lg);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    transition: var(--transition);
}

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

.feature-icon {
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--blue-50), var(--blue-100));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.feature-icon.gradient-purple {
    background: linear-gradient(135deg, var(--purple-50), var(--purple-100));
    color: var(--primary-purple);
}

.feature-icon.gradient-green {
    background: linear-gradient(135deg, var(--green-50), var(--green-100));
    color: var(--green);
}

.feature-icon.gradient-orange {
    background: linear-gradient(135deg, #FFF7ED, #FFEDD5);
    color: #F97316;
}

.feature-title {
    margin-bottom: var(--spacing-xs);
}

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

/* ========================================
   How It Works Section
   ======================================== */

.how-it-works {
    background: linear-gradient(to bottom, var(--white), var(--gray-50));
}

.steps-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 1024px) {
    .steps-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.step-card {
    padding: var(--spacing-xl);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-2xl);
    text-align: center;
}

.step-number {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    color: var(--white);
    font-size: var(--font-size-xl);
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.step-title {
    margin-bottom: var(--spacing-sm);
}

.step-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.step-visual {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
}

.channel-icon {
    width: 3rem;
    height: 3rem;
    background: var(--blue-50);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
}

.step-visual.processing {
    flex-direction: column;
    background: linear-gradient(135deg, var(--blue-50), var(--purple-50));
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
}

.processing-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--primary-blue);
    margin-bottom: var(--spacing-sm);
}

.processing-bars {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.bar {
    height: 0.5rem;
    background: linear-gradient(90deg, var(--blue-100), var(--blue-200));
    border-radius: var(--radius-sm);
}

.bar:nth-child(2) {
    width: 80%;
}

.bar:nth-child(3) {
    width: 60%;
}

.step-visual.actions {
    flex-direction: column;
    align-items: flex-start;
}

.action-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--green);
}

/* ========================================
   Integrations Section
   ======================================== */

.integrations {
    background: var(--white);
}

.integrations-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .integrations-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .integrations-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.integration-card {
    padding: var(--spacing-xl);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    transition: var(--transition);
}

.integration-card:hover {
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-md);
}

.integration-icon {
    width: 3rem;
    height: 3rem;
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.integration-title {
    margin-bottom: var(--spacing-xs);
}

.integration-description {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
}

.integration-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.integration-features li {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    padding-left: 1.25rem;
    position: relative;
}

.integration-features li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-blue);
}

.custom-integration-cta {
    background: linear-gradient(135deg, var(--blue-50), var(--purple-50));
    border: 1px solid var(--blue-100);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    text-align: center;
}

.custom-integration-cta h3 {
    margin-bottom: var(--spacing-sm);
}

.custom-integration-cta p {
    color: var(--text-secondary);
    max-width: 42rem;
    margin: 0 auto var(--spacing-md);
}

/* ========================================
   LLM Features Section
   ======================================== */

.llm-features {
    background: linear-gradient(to bottom, var(--white), var(--gray-50));
}

.llm-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 1024px) {
    .llm-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.llm-card {
    padding: var(--spacing-xl);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-2xl);
    transition: var(--transition);
}

.llm-card:hover {
    border-color: var(--primary-blue);
}

.llm-icon {
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--blue-50), var(--blue-100));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.llm-title {
    margin-bottom: var(--spacing-sm);
}

.llm-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.llm-example {
    background: var(--blue-50);
    border: 1px solid var(--blue-100);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
}

.llm-example.tags,
.llm-example.code {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
}

.example-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.example-text {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.example-text.faded {
    opacity: 0.6;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.tag {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
}

.tag-urgent {
    background: var(--red-100);
    color: var(--red-700);
    border: 1px solid #FCA5A5;
}

.tag-warranty {
    background: var(--blue-100);
    color: var(--primary-blue);
    border: 1px solid #93C5FD;
}

.tag-refund {
    background: var(--green-100);
    color: var(--green);
    border: 1px solid #86EFAC;
}

.llm-example.code code {
    display: block;
    background: var(--gray-100);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-xs);
}

.example-result {
    font-size: var(--font-size-sm);
    color: var(--green);
    margin-bottom: var(--spacing-xs);
}

.example-action {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
}

/* ========================================
   Pricing Section
   ======================================== */

.pricing {
    background: var(--white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    max-width: 75rem;
    margin: 0 auto;
}

@media (min-width: 1024px) {
    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.pricing-card {
    position: relative;
    padding: var(--spacing-xl);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-2xl);
    transition: var(--transition);
}

.pricing-card:hover {
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-lg);
}

.pricing-card.highlighted {
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-md);
}

.popular-badge {
    position: absolute;
    top: -0.75rem;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    color: var(--white);
    padding: 0.25rem 1rem;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.pricing-name {
    margin-bottom: var(--spacing-md);
}

.pricing-price {
    margin-bottom: var(--spacing-sm);
}

.price {
    font-size: var(--font-size-4xl);
    font-weight: 700;
}

.period {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
}

.pricing-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.pricing-features {
    list-style: none;
    margin-top: var(--spacing-lg);
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.pricing-features i {
    color: var(--green);
    margin-top: 0.125rem;
}

/* ========================================
   Social Proof Section
   ======================================== */

.social-proof {
    background: linear-gradient(to bottom, var(--white), var(--gray-50));
}

.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: 3rem;
}

@media (min-width: 1024px) {
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.testimonial-card {
    padding: var(--spacing-xl);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-2xl);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.testimonial-avatar {
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    flex-shrink: 0;
}

.testimonial-avatar.blue {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
}

.testimonial-avatar.green {
    background: linear-gradient(135deg, var(--green), var(--green-light));
}

.testimonial-info h4 {
    margin-bottom: 0.25rem;
}

.testimonial-info p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.testimonial-quote {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.testimonial-stats {
    display: flex;
    gap: var(--spacing-xl);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--primary-blue);
}

.stat-number.green {
    color: var(--green);
}

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

.customer-logos {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    opacity: 0.5;
}

.logo-placeholder {
    width: 8rem;
    height: 4rem;
    background: var(--gray-200);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
}

/* ========================================
   Final CTA Section
   ======================================== */

.final-cta {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    padding: 5rem 0;
}

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

.cta-content h2 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    font-size: var(--font-size-xl);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-lg);
}

.cta-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
}

@media (min-width: 640px) {
    .cta-actions {
        flex-direction: row;
    }
}

/* ========================================
   Footer
   ======================================== */

.footer {
    background: var(--dark-bg);
    color: var(--white);
    padding: 3rem 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

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

.footer-title {
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-links a {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--white);
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
    }
}

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

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

.social-links a {
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
    transition: var(--transition);
}

.social-links a:hover {
    color: var(--white);
}

/* ========================================
   Modal
   ======================================== */

.modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    max-width: 28rem;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.modal-header h3 {
    margin: 0;
}

.modal-close {
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    padding: 0;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--gray-100);
    color: var(--text-primary);
}

.modal-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* ========================================
   Form Styles
   ======================================== */

.demo-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-family: var(--font-sans);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(11, 102, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 6rem;
}

/* ========================================
   Utility Classes
   ======================================== */

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

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }

/* ========================================
   Animations
   ======================================== */

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

.modal.active .modal-content {
    animation: fadeIn 0.3s ease-out;
}