:root {
    --gtb-primary: #673de6;
    --gtb-primary-hover: #5a34c9;
    --gtb-secondary: #7c3aed;
    --gtb-accent: #8c7cf0;
    --gtb-bg: #f4f5ff;
    --gtb-white: #ffffff;
    --gtb-text: #1a1a1a;
    --gtb-text-light: #3f3f46;
    --gtb-border: #d1d5db;
    --gtb-success: #16a34a;
    --gtb-warning: #d97706;
    --gtb-error: #dc2626;
    --gtb-info: #2563eb;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--gtb-text);
    background: linear-gradient(135deg, var(--gtb-bg) 0%, var(--gtb-white) 100%);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    padding: var(--spacing-md) var(--spacing-xl);
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: var(--spacing-xl);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gtb-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
}

.nav-links {
    display: flex;
    gap: var(--spacing-xl);
    list-style: none;
    align-items: center;
    justify-content: center;
}

.nav-cta {
    margin-left: auto;
}

.nav-cta-text {
    display: inline;
}

.nav-cta-mobile {
    display: none;
}

.nav-links a {
    color: var(--gtb-text);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

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

.nav-links .btn-primary {
    color: var(--gtb-white) !important;
}

.nav-links .btn-primary:hover {
    color: var(--gtb-white) !important;
}

.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background-color: var(--gtb-primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background-color: var(--gtb-primary);
    color: var(--gtb-white);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-2xl);
    font-size: 1.125rem;
}

/* Hero Section */
.hero {
    padding: calc(80px + var(--spacing-4xl)) var(--spacing-xl) var(--spacing-4xl);
    background: linear-gradient(180deg, var(--gtb-bg) 0%, var(--gtb-bg) 75%, var(--gtb-white) 100%);
    text-align: center;
    max-width: 1280px;
    margin: 0 auto;
    border-radius: 24px;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    color: var(--gtb-text);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.2;
}

.hero .subheadline {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    color: var(--gtb-text-light);
    margin-bottom: var(--spacing-2xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-features {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-3xl);
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--gtb-white);
    border-radius: 50px;
    box-shadow: var(--shadow-sm);
    font-size: 0.75rem;
    color: var(--gtb-text);
    white-space: nowrap;
}

.hero-feature::before {
    font-weight: 700;
}

.hero-feature-platform::before {
    content: '🏢';
}

.hero-feature-meta::before {
    content: '✅';
}

.hero-feature-automation::before {
    content: '⚡';
}

.hero-feature-unified::before {
    content: '💬';
}

.hero-feature-points::before {
    content: '⭐';
}

.hero-feature-integration::before {
    content: '🔌';
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* Hero device mockup */
.hero .device-mockup.desktop {
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

/* Carousel Styles */
.carousel-container {
    position: relative;
    width: 100%;
    height: 522px;
    overflow: hidden;
    border-radius: 20px;
    box-shadow: 
        inset 0 0 0 2px rgba(0, 0, 0, 0.3),
        inset 0 2px 8px rgba(0, 0, 0, 0.4);
    background: #000;
}

.carousel-slides {
    position: relative;
    width: 100%;
    height: 522px;
    overflow: hidden;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 522px;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    pointer-events: none;
    overflow: hidden;
}

.carousel-slide.active {
    opacity: 1;
    position: relative;
    pointer-events: auto;
}

.carousel-slide img {
    width: 100%;
    height: 522px;
    object-fit: cover;
    object-position: top center;
    border-radius: 8px;
    display: block;
}

.carousel-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 10;
    background: rgba(0, 0, 0, 0.3);
    padding: 8px 12px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    padding: 0;
}

.dot:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: scale(1.2);
}

.dot.active {
    background: var(--gtb-white);
    width: 24px;
    border-radius: 5px;
}

/* Device Mockups */
.device-mockup {
    position: relative;
    max-width: 100%;
    margin: 0 auto;
}

.device-mockup.desktop {
    padding: 24px 16px;
    background: linear-gradient(135deg, #0f0f0f 0%, #1a1a1a 50%, #0f0f0f 100%);
    border-radius: 32px;
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 0 0 1px rgba(255, 255, 255, 0.1),
        inset 0 2px 4px rgba(0, 0, 0, 0.3);
    position: relative;
    border: 8px solid #0a0a0a;
}

.device-mockup.desktop::before {
    content: '';
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 5px;
    background: linear-gradient(180deg, #2a2a2a 0%, #1a1a1a 100%);
    border-radius: 0 0 8px 8px;
    z-index: 2;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.5);
}

/* Tablet buttons */
.device-mockup.desktop::after {
    content: '';
    position: absolute;
    left: -4px;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 50px;
    background: linear-gradient(180deg, #3a3a3a 0%, #2a2a2a 50%, #3a3a3a 100%);
    border-radius: 2px;
    box-shadow: inset 0 0 2px rgba(0, 0, 0, 0.5);
    z-index: 3;
}

.device-mockup.desktop img {
    width: 100%;
    height: auto;
    border-radius: 4px;
    display: block;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.device-mockup.tablet {
    padding: 15px;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    max-width: 600px;
}

.device-mockup.tablet::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: #3a3a3a;
    border-radius: 0 0 3px 3px;
}

.device-mockup.tablet img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    display: block;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.mockup-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
}

.mockup-showcase-item {
    text-align: center;
}

.mockup-showcase-item h4 {
    margin-bottom: var(--spacing-md);
    color: var(--gtb-text);
    font-size: 1.25rem;
}

.mockup-card-body img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    display: block;
}

.mockup-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.mockup-gallery-item {
    background: var(--gtb-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.mockup-gallery-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.mockup-gallery-item img {
    width: 100%;
    height: auto;
    display: block;
}

/* Section Styles */
.section {
    padding: var(--spacing-3xl) var(--spacing-xl);
    max-width: 1280px;
    margin: 0 auto;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--gtb-text);
}

.section-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    text-align: center;
    color: var(--gtb-text-light);
    max-width: 700px;
    margin: 0 auto var(--spacing-2xl);
}

/* Problem Section - Accordion */
.accordion-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-2xl);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.accordion-item {
    background: var(--gtb-white);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--gtb-error);
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

.accordion-item:hover {
    box-shadow: var(--shadow-lg);
}

.accordion-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg) var(--spacing-xl);
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: inherit;
    transition: background-color 0.2s ease;
    -webkit-tap-highlight-color: transparent;
}

.accordion-header:hover {
    background: var(--gtb-bg);
}

.accordion-header:active {
    background: rgba(220, 38, 38, 0.05);
}

.accordion-header[aria-expanded="true"] {
    background: rgba(220, 38, 38, 0.05);
}

.accordion-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gtb-text);
    flex: 1;
}

.accordion-icon {
    flex-shrink: 0;
    margin-left: var(--spacing-md);
    transition: transform 0.3s ease;
    color: var(--gtb-error);
}

.accordion-header[aria-expanded="true"] .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 var(--spacing-xl);
}

.accordion-header[aria-expanded="true"] + .accordion-content {
    max-height: 500px;
    padding: 0 var(--spacing-xl) var(--spacing-xl);
}

.accordion-content ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
    padding-top: var(--spacing-sm);
}

.accordion-content li {
    padding: var(--spacing-xs) 0;
    color: var(--gtb-text-light);
    position: relative;
    padding-left: var(--spacing-lg);
    line-height: 1.6;
}

.accordion-content li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--gtb-error);
    font-weight: 700;
}

/* Solution Section */
.solution-content {
    background: linear-gradient(135deg, var(--gtb-primary) 0%, var(--gtb-secondary) 100%);
    color: var(--gtb-white);
    padding: var(--spacing-3xl);
    border-radius: 16px;
    margin-top: var(--spacing-2xl);
}

.solution-content h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
}

.solution-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.solution-feature {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-lg);
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

.solution-feature-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: flex-start;
    line-height: 1;
}

.solution-feature h4 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.125rem;
}

/* Modules Section */
.modules-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
}

.module-content {
    color: var(--gtb-white);
    padding: var(--spacing-3xl);
    border-radius: 16px;
    margin-top: var(--spacing-2xl);
}

.module-content h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--gtb-white);
}

/* Module Accordion - Desktop: hidden, Mobile: visible */
.module-accordion-header {
    display: none;
    width: 100%;
    align-items: center;
    justify-content: space-between;
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: inherit;
    padding: 0;
    margin: 0;
    -webkit-tap-highlight-color: transparent;
}

.module-accordion-header h3 {
    margin: 0;
    flex: 1;
}

.module-accordion-icon {
    display: none;
    flex-shrink: 0;
    margin-left: var(--spacing-md);
    transition: transform 0.3s ease;
    color: var(--gtb-white);
}

.module-accordion-content {
    /* Desktop: always visible */
}

/* Desktop: Show h3 normally, hide button structure */
@media (min-width: 769px) {
    .module-accordion-header {
        display: block !important;
        pointer-events: none;
        padding: 0;
        margin: 0;
        background: transparent !important;
    }
    
    .module-accordion-header h3 {
        display: block;
        margin-bottom: var(--spacing-md);
        font-size: 2rem;
        color: var(--gtb-white);
    }
    
    .module-accordion-icon {
        display: none !important;
    }
    
    .module-accordion-content {
        display: block !important;
        max-height: none !important;
        padding: 0 !important;
        overflow: visible !important;
    }
    
    .module-accordion-item {
        padding: var(--spacing-3xl) !important;
    }
}

.module-description {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

.module-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.module-feature {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-lg);
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

.module-feature h4 {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 500;
}

/* Cores específicas para cada módulo */
.module-flows {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
}

.module-broker {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.module-omni {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.module-points {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

/* Flow Visual Section */
.flow-timeline {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
    position: relative;
}

.flow-step {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    background: var(--gtb-white);
    padding: var(--spacing-xl);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    position: relative;
}

.flow-step-number {
    width: 60px;
    height: 60px;
    background: var(--gtb-primary);
    color: var(--gtb-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.flow-step-content h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--gtb-text);
}

.flow-step-content p {
    color: var(--gtb-text-light);
}

.flow-connector {
    position: absolute;
    left: 30px;
    top: 80px;
    width: 2px;
    height: calc(100% + var(--spacing-lg));
    background: var(--gtb-border);
}

.flow-step:last-child .flow-connector {
    display: none;
}

/* Mockups Section */
.mockups-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.mockup-card {
    background: var(--gtb-white);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition);
}

.mockup-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.mockup-card-header {
    background: var(--gtb-bg);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--gtb-border);
}

.mockup-card-header h4 {
    font-size: 1.125rem;
    color: var(--gtb-text);
}

.mockup-card-body {
    padding: var(--spacing-lg);
    min-height: 200px;
    background: linear-gradient(135deg, var(--gtb-bg) 0%, var(--gtb-white) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gtb-text-light);
}

/* Plans Section */
.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.plan-card {
    background: var(--gtb-white);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    padding: var(--spacing-2xl);
    border: 2px solid var(--gtb-border);
    transition: var(--transition);
    position: relative;
}

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

.plan-card.featured::before {
    content: 'Mais Popular';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gtb-primary);
    color: var(--gtb-white);
    padding: var(--spacing-xs) var(--spacing-lg);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.plan-card h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--gtb-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.plan-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--gtb-text);
}

.plan-card .plan-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gtb-primary);
    margin: var(--spacing-lg) 0;
}

.plan-card ul {
    list-style: none;
    padding-left: 0;
    margin: var(--spacing-xl) 0;
}

.plan-card li {
    padding: var(--spacing-sm) 0;
    color: var(--gtb-text-light);
    position: relative;
    padding-left: var(--spacing-lg);
}

.plan-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--gtb-success);
    font-weight: 700;
}

/* Plan Accordion - Desktop: hidden, show content normally */
.plan-accordion-header {
    display: none;
}

.plan-accordion-icon {
    display: none;
}

.plan-accordion-content {
    display: block;
}

.plan-accordion-header-content h4,
.plan-accordion-header-content h3,
.plan-accordion-header-content p {
    display: block;
}

/* Desktop: Show h3 and p normally, hide button structure */
@media (min-width: 1025px) {
    .plan-accordion-item {
        padding: var(--spacing-2xl) !important;
    }
    
    .plan-accordion-header {
        display: block !important;
        pointer-events: none;
        padding: 0 !important;
        margin: 0 !important;
        background: transparent !important;
        border: none !important;
        width: 100% !important;
        cursor: default !important;
    }
    
    .plan-accordion-header-content {
        width: 100%;
    }
    
    .plan-accordion-header-content h4 {
        display: block;
        margin-bottom: var(--spacing-xs);
        font-size: 1rem;
        font-weight: 600;
        color: var(--gtb-primary);
        text-transform: uppercase;
        letter-spacing: 0.05em;
    }
    
    .plan-accordion-header-content h3 {
        display: block;
        margin-bottom: var(--spacing-sm);
        font-size: 1.5rem;
        color: var(--gtb-text);
    }
    
    .plan-accordion-header-content p {
        display: block;
        margin-bottom: var(--spacing-lg);
        color: var(--gtb-text-light);
    }
    
    .plan-accordion-icon {
        display: none !important;
    }
    
    .plan-accordion-content {
        display: block !important;
        max-height: none !important;
        padding: 0 !important;
        overflow: visible !important;
    }
}

/* Differentiators Section */
.differentiators-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.differentiator-card {
    text-align: center;
    padding: var(--spacing-xl);
}

.differentiator-icon {
    width: 80px;
    height: 80px;
    background: var(--gtb-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 2rem;
}

.differentiator-card h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--gtb-text);
    line-height: 1.3;
    min-height: 1.3em;
    text-align: center;
    word-wrap: break-word;
    hyphens: auto;
}

.differentiator-card p {
    color: var(--gtb-text-light);
}

/* CTA Final Section */
.cta-final {
    background: linear-gradient(135deg, var(--gtb-primary) 0%, var(--gtb-secondary) 100%);
    color: var(--gtb-white);
    padding: var(--spacing-3xl) var(--spacing-xl);
    border-radius: 16px;
    text-align: center;
    margin-top: var(--spacing-3xl);
}

.cta-final h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-lg);
}

.cta-final p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-2xl);
    opacity: 0.95;
}

/* Footer */
.footer {
    background: var(--gtb-text);
    color: var(--gtb-white);
    padding: var(--spacing-3xl) var(--spacing-xl);
    text-align: center;
    margin-top: var(--spacing-3xl);
}

.footer p {
    opacity: 0.8;
}

/* ============================================
   MOBILE OPTIMIZATIONS - APP-LIKE EXPERIENCE
   ============================================ */

/* Responsive - Mobile First Approach */
@media (max-width: 1024px) {
    /* Tablet adjustments */
    .differentiators-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .solution-features {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .modules-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-features {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    /* ========== NAVIGATION - MOBILE MENU ========== */
    .navbar {
        padding: var(--spacing-sm) var(--spacing-md);
        -webkit-backdrop-filter: blur(20px);
        backdrop-filter: blur(20px);
        background: rgba(255, 255, 255, 0.98);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    }

    .nav-container {
        grid-template-columns: auto 1fr auto;
        gap: var(--spacing-md);
        align-items: center;
        justify-items: start;
    }
    
    .nav-container > .logo {
        grid-column: 1;
        justify-self: start;
    }
    
    .nav-container > .nav-links {
        grid-column: 2;
        justify-self: center;
    }
    
    .nav-container > .nav-cta {
        grid-column: 3;
        justify-self: end;
    }

    .logo img {
        height: 32px !important;
    }

    .nav-links {
        display: none;
    }

    /* Mobile Menu Button */
    .btn.nav-cta,
    .nav-cta.btn {
        margin-left: auto !important;
        width: 40px !important;
        min-width: 40px !important;
        max-width: 40px !important;
        padding: 0 !important;
        font-size: 0.875rem !important;
        min-height: 40px !important;
        height: 40px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 0 !important;
        flex-shrink: 0 !important;
    }

    .nav-cta-text {
        display: none;
    }

    .nav-cta-mobile {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 6px;
    }

    .nav-menu-icon {
        flex-shrink: 0;
        width: 18px;
        height: 18px;
    }

    .nav-menu-text {
        display: none;
    }

    /* Mobile Menu Bottom Sheet */
    .mobile-menu {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: var(--gtb-white);
        border-radius: 24px 24px 0 0;
        box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.15);
        padding: var(--spacing-lg);
        z-index: 999;
        transform: translateY(100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        max-height: 80vh;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .mobile-menu.active {
        transform: translateY(0);
    }

    .mobile-menu-overlay {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 998;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease, visibility 0.3s ease;
        -webkit-backdrop-filter: blur(4px);
        backdrop-filter: blur(4px);
    }

    .mobile-menu-overlay.active {
        opacity: 1;
        visibility: visible;
    }

    .mobile-menu-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: var(--spacing-lg);
        padding-bottom: var(--spacing-md);
        border-bottom: 1px solid var(--gtb-border);
    }

    .mobile-menu-header h3 {
        font-size: 1.25rem;
        font-weight: 700;
        color: var(--gtb-text);
    }

    .mobile-menu-close {
        width: 44px;
        height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: transparent;
        border: none;
        border-radius: 12px;
        cursor: pointer;
        transition: background-color 0.2s ease;
        -webkit-tap-highlight-color: transparent;
    }

    .mobile-menu-close:active {
        background: var(--gtb-bg);
    }

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

    .mobile-menu-links li {
        margin-bottom: var(--spacing-xs);
    }

    .mobile-menu-links a {
        display: block;
        padding: var(--spacing-md);
        color: var(--gtb-text);
        text-decoration: none;
        font-weight: 500;
        font-size: 1rem;
        border-radius: 12px;
        transition: background-color 0.2s ease, color 0.2s ease;
        min-height: 44px;
        display: flex;
        align-items: center;
        -webkit-tap-highlight-color: transparent;
    }

    .mobile-menu-links a:active {
        background: var(--gtb-bg);
        color: var(--gtb-primary);
    }

    .mobile-menu-cta {
        margin-top: var(--spacing-lg);
        padding-top: var(--spacing-lg);
        border-top: 1px solid var(--gtb-border);
    }

    /* ========== HERO SECTION - MOBILE ========== */
    .hero {
        padding: calc(70px + var(--spacing-xl)) var(--spacing-md) var(--spacing-xl);
        border-radius: 0;
    }

    .hero h1 {
        font-size: clamp(1.75rem, 8vw, 2.5rem);
        line-height: 1.3;
        margin-bottom: var(--spacing-xl);
        letter-spacing: -0.02em;
    }

    .hero .subheadline {
        font-size: clamp(1rem, 4vw, 1.125rem);
        line-height: 1.7;
        margin-bottom: var(--spacing-xl);
    }

    .hero-features {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
        margin-bottom: var(--spacing-xl);
        justify-content: stretch;
        overflow: visible;
        padding-bottom: 0;
    }

    .hero-feature {
        flex-shrink: 1;
        font-size: 0.8125rem;
        padding: var(--spacing-sm) var(--spacing-md);
        white-space: normal;
        text-align: center;
        justify-content: center;
        width: 100%;
    }


    .hero-cta {
        flex-direction: column;
        gap: var(--spacing-md);
        width: 100%;
    }

    /* ========== BUTTONS - MOBILE OPTIMIZATION ========== */
    .btn {
        min-height: 48px;
        padding: var(--spacing-md) var(--spacing-xl);
        font-size: 1rem;
        font-weight: 600;
        border-radius: 12px;
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
        user-select: none;
        transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.2s ease;
        position: relative;
        overflow: hidden;
    }

    .btn::before {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 0;
        height: 0;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.2);
        transform: translate(-50%, -50%);
        transition: width 0.3s ease, height 0.3s ease;
    }

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

    .btn:active {
        transform: scale(0.98);
    }

    .btn-primary {
        box-shadow: 0 4px 12px rgba(103, 61, 230, 0.3);
    }

    .btn-primary:active {
        box-shadow: 0 2px 8px rgba(103, 61, 230, 0.4);
        background-color: var(--gtb-primary-hover);
    }

    .btn-secondary {
        border-width: 2px;
    }

    .btn-secondary:active {
        background-color: var(--gtb-primary);
        color: var(--gtb-white);
        transform: scale(0.98);
    }

    .btn-large {
        min-height: 52px;
        padding: var(--spacing-md) var(--spacing-2xl);
        font-size: 1.0625rem;
    }

    /* ========== SECTIONS - MOBILE ========== */
    .section {
        padding: var(--spacing-xl) var(--spacing-md);
    }

    .section-title {
        font-size: clamp(1.75rem, 6vw, 2.25rem);
        line-height: 1.3;
        margin-bottom: var(--spacing-md);
        letter-spacing: -0.01em;
    }

    .section-subtitle {
        font-size: clamp(0.9375rem, 3vw, 1.0625rem);
        line-height: 1.7;
        margin-bottom: var(--spacing-xl);
    }

    /* ========== CARDS - APP-LIKE STYLING ========== */
    .plan-card,
    .differentiator-card,
    .solution-feature,
    .module-feature {
        border-radius: 16px;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
        transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
                    box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1);
        -webkit-tap-highlight-color: transparent;
    }

    .plan-card:active,
    .differentiator-card:active {
        transform: scale(0.98);
        box-shadow: 0 1px 4px rgba(0, 0, 0, 0.12);
    }

    /* ========== ACCORDION - MOBILE ========== */
    .accordion-container {
        gap: var(--spacing-sm);
        margin-top: var(--spacing-xl);
    }

    .accordion-item {
        border-left-width: 3px;
        border-radius: 12px;
    }

    .accordion-header {
        padding: var(--spacing-md) var(--spacing-lg);
        min-height: 48px;
    }

    .accordion-title {
        font-size: 1rem;
        line-height: 1.4;
    }

    .accordion-icon {
        width: 18px;
        height: 18px;
        margin-left: var(--spacing-sm);
    }

    .accordion-content {
        padding: 0 var(--spacing-lg);
    }

    .accordion-header[aria-expanded="true"] + .accordion-content {
        padding: 0 var(--spacing-lg) var(--spacing-lg);
    }

    .accordion-content li {
        font-size: 0.9375rem;
        line-height: 1.6;
        padding: var(--spacing-xs) 0 var(--spacing-xs) var(--spacing-md);
    }

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

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

    /* Reorder cards on mobile: featured first */
    .plan-card:first-child {
        order: 2;
    }

    .plan-card.featured {
        order: 1;
        transform: none;
        border-width: 3px;
    }

    .plan-card:last-child {
        order: 3;
    }

    .plan-card {
        padding: var(--spacing-xl);
    }

    .plan-card.featured::before {
        font-size: 0.75rem;
        padding: var(--spacing-xs) var(--spacing-md);
        z-index: 10;
    }
    
    .plan-accordion-item.featured {
        padding-top: var(--spacing-md);
    }

    /* Plan Accordion - Mobile & Tablet */
    .plan-accordion-item {
        padding: 0;
        overflow: visible;
    }
    
    .plan-accordion-content {
        overflow: hidden;
    }

    .plan-accordion-header {
        display: flex !important;
        width: 100%;
        align-items: flex-start;
        justify-content: space-between;
        background: transparent;
        border: none;
        cursor: pointer;
        text-align: left;
        font-family: inherit;
        padding: var(--spacing-lg);
        transition: background-color 0.2s ease;
        -webkit-tap-highlight-color: transparent;
        gap: var(--spacing-md);
        border-radius: 12px 12px 0 0;
        margin: 0;
    }

    .plan-accordion-header:hover {
        background: var(--gtb-bg);
    }

    .plan-accordion-header:active {
        background: rgba(103, 61, 230, 0.05);
    }

    .plan-accordion-header[aria-expanded="true"] {
        background: var(--gtb-bg);
        border-radius: 12px 12px 0 0;
    }
    
    /* Quando fechado, border-radius completo */
    .plan-accordion-header[aria-expanded="false"] {
        border-radius: 12px;
    }
    
    /* Quando aberto, apenas topo arredondado */
    .plan-accordion-header[aria-expanded="true"] {
        border-radius: 12px 12px 0 0;
    }

    .plan-accordion-header-content {
        flex: 1;
    }

    .plan-accordion-header-content h4 {
        margin: 0 0 var(--spacing-xs) 0;
        font-size: 0.875rem;
        font-weight: 600;
        color: var(--gtb-primary);
        text-transform: uppercase;
        letter-spacing: 0.05em;
        line-height: 1.4;
    }

    .plan-accordion-header-content h3 {
        margin: 0 0 var(--spacing-sm) 0;
        font-size: 1.25rem;
        line-height: 1.3;
    }

    .plan-accordion-header-content p {
        margin: 0;
        font-size: 0.9375rem;
        line-height: 1.5;
    }

    .plan-accordion-icon {
        display: block !important;
        flex-shrink: 0;
        width: 20px;
        height: 20px;
        margin-top: 4px;
        transition: transform 0.3s ease;
        color: var(--gtb-text);
    }

    .plan-accordion-header[aria-expanded="true"] .plan-accordion-icon {
        transform: rotate(180deg);
    }

    .plan-accordion-content {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease;
        padding: 0 var(--spacing-lg);
    }

    .plan-accordion-header[aria-expanded="true"] + .plan-accordion-content {
        max-height: 2000px;
        padding: 0 var(--spacing-lg) var(--spacing-lg);
    }

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

    .differentiator-card {
        padding: var(--spacing-lg);
    }

    .differentiator-icon {
        width: 64px;
        height: 64px;
        font-size: 1.75rem;
        margin-bottom: var(--spacing-sm);
    }

    /* ========== MODULES - MOBILE ========== */
    .modules-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .module-content {
        padding: 0;
        border-radius: 16px;
        overflow: hidden;
    }

    /* Module Accordion Header - Mobile */
    .module-accordion-header {
        display: flex !important;
        width: 100%;
        padding: var(--spacing-lg);
        background: transparent;
        border: none;
        cursor: pointer;
        text-align: left;
        font-family: inherit;
        transition: background-color 0.2s ease;
        -webkit-tap-highlight-color: transparent;
        min-height: 56px;
    }

    .module-accordion-header:hover {
        background: rgba(255, 255, 255, 0.1);
    }

    .module-accordion-header:active {
        background: rgba(255, 255, 255, 0.15);
    }

    .module-accordion-header[aria-expanded="true"] {
        background: rgba(255, 255, 255, 0.1);
    }

    .module-accordion-header h3 {
        font-size: clamp(1.25rem, 4vw, 1.5rem);
        line-height: 1.3;
        margin: 0;
        flex: 1;
    }

    .module-accordion-icon {
        display: block !important;
        width: 20px;
        height: 20px;
        margin-left: var(--spacing-md);
        transition: transform 0.3s ease;
        color: var(--gtb-white);
    }

    .module-accordion-header[aria-expanded="true"] .module-accordion-icon {
        transform: rotate(180deg);
    }

    /* Module Accordion Content - Mobile */
    .module-accordion-content {
        padding: 0 var(--spacing-lg) var(--spacing-lg);
        display: block;
    }

    /* Show description and image always, hide only features when closed */
    .module-accordion-content .module-description,
    .module-accordion-content .module-image {
        display: block !important;
        opacity: 1 !important;
        visibility: visible !important;
        max-height: none !important;
        overflow: visible !important;
    }

    .module-accordion-content .module-features {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease, margin 0.3s ease;
        opacity: 0;
        margin: 0;
    }

    .module-accordion-header[aria-expanded="true"] + .module-accordion-content .module-features {
        max-height: 5000px;
        opacity: 1;
        margin-top: var(--spacing-md);
    }

    .module-description {
        font-size: clamp(1rem, 3vw, 1.0625rem);
        line-height: 1.7;
        margin-top: var(--spacing-md);
    }

    .module-feature {
        padding: var(--spacing-md);
    }

    .module-feature h4 {
        font-size: 1rem;
        line-height: 1.5;
    }

    /* ========== CAROUSEL - MOBILE ========== */
    .carousel-container {
        border-radius: 16px;
        height: auto;
        min-height: 280px;
        max-height: 400px;
        touch-action: pan-y;
    }

    .carousel-slides {
        height: auto;
        min-height: 280px;
        max-height: 400px;
    }

    .carousel-slide {
        height: auto;
        min-height: 280px;
        max-height: 400px;
    }

    .carousel-slide img {
        height: auto;
        min-height: 280px;
        max-height: 400px;
        object-fit: contain;
        object-position: center;
    }

    .carousel-dots {
        bottom: 12px;
        padding: 8px 12px;
        gap: 8px;
        background: rgba(0, 0, 0, 0.4);
    }

    .dot {
        width: 8px;
        height: 8px;
        min-width: 8px;
        min-height: 8px;
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
    }

    .dot:active {
        transform: scale(1.1);
    }

    .dot.active {
        width: 24px;
    }

    /* ========== DEVICE MOCKUPS - MOBILE ========== */
    .device-mockup.desktop {
        padding: 8px;
        border-radius: 20px;
        border-width: 6px;
    }

    .device-mockup.desktop::before {
        width: 60px;
        height: 4px;
        top: 8px;
    }

    .device-mockup.desktop::after {
        display: none;
    }

    .device-mockup.desktop img {
        border-radius: 8px;
    }

    /* ========== CTA SECTION - MOBILE ========== */
    .cta-final {
        padding: var(--spacing-2xl) var(--spacing-lg);
        border-radius: 20px;
        margin-top: var(--spacing-xl);
    }

    .cta-final h2 {
        font-size: clamp(1.5rem, 6vw, 2rem);
        line-height: 1.3;
        margin-bottom: var(--spacing-md);
    }

    .cta-final p {
        font-size: clamp(1rem, 3vw, 1.125rem);
        line-height: 1.7;
        margin-bottom: var(--spacing-xl);
    }

    .cta-final .btn {
        width: 100%;
        margin: 0;
    }

    /* ========== SOLUTION CONTENT - MOBILE ========== */
    .solution-content {
        padding: var(--spacing-xl) var(--spacing-lg);
        border-radius: 20px;
    }

    .solution-content h3 {
        font-size: clamp(1.5rem, 5vw, 1.75rem);
        line-height: 1.3;
    }

    .solution-feature {
        padding: var(--spacing-md);
    }

    .solution-feature h4 {
        font-size: 1rem;
        line-height: 1.5;
    }

    .solution-feature p {
        font-size: 0.9375rem;
        line-height: 1.6;
    }

    /* ========== FLOW STEP - MOBILE ========== */
    .flow-step {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-lg);
    }

    .flow-connector {
        display: none;
    }

    .flow-step-number {
        width: 48px;
        height: 48px;
        font-size: 1.25rem;
    }

    /* ========== FOOTER - MOBILE ========== */
    .footer {
        padding: var(--spacing-xl) var(--spacing-md);
        font-size: 0.875rem;
    }

    /* ========== TYPOGRAPHY - MOBILE OPTIMIZATION ========== */
    body {
        font-size: 16px;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        text-rendering: optimizeLegibility;
    }

    p, li {
        line-height: 1.7;
    }

    h1, h2, h3, h4 {
        -webkit-font-smoothing: antialiased;
        text-rendering: optimizeLegibility;
    }

    /* ========== SCROLL BEHAVIOR - SMOOTH MOBILE ========== */
    html {
        scroll-padding-top: 70px;
    }

    /* ========== PERFORMANCE OPTIMIZATIONS ========== */
    .hero,
    .section,
    .accordion-item,
    .plan-card,
    .differentiator-card {
        will-change: transform;
        transform: translateZ(0);
        -webkit-transform: translateZ(0);
    }

    /* ========== PREVENT LAYOUT SHIFT ========== */
    .carousel-container {
        min-height: 280px;
        max-height: 400px;
    }

    /* ========== TOUCH OPTIMIZATIONS ========== */
    * {
        -webkit-tap-highlight-color: transparent;
    }

    a, button {
        touch-action: manipulation;
    }

    /* ========== SAFE AREA INSETS (iOS) ========== */
    @supports (padding: max(0px)) {
        .navbar {
            padding-left: max(var(--spacing-md), env(safe-area-inset-left));
            padding-right: max(var(--spacing-md), env(safe-area-inset-right));
        }

        .section {
            padding-left: max(var(--spacing-md), env(safe-area-inset-left));
            padding-right: max(var(--spacing-md), env(safe-area-inset-right));
        }

        .mobile-menu {
            padding-bottom: max(var(--spacing-lg), env(safe-area-inset-bottom));
        }
    }
}

/* ========== TABLET SPECIFIC (481px - 768px) ========== */
@media (min-width: 481px) and (max-width: 768px) {
    .hero h1 {
        font-size: clamp(2rem, 6vw, 2.5rem);
    }

    .problem-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .plans-grid .plan-card:last-child {
        grid-column: 1;
        max-width: 100%;
        margin: 0;
    }
}

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

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

/* Mobile-specific animations */
@media (max-width: 768px) {
    .accordion-item,
    .plan-card,
    .differentiator-card,
    .solution-feature,
    .module-feature {
        animation: slideUp 0.4s ease-out backwards;
    }

    .accordion-item:nth-child(1) { animation-delay: 0.05s; }
    .accordion-item:nth-child(2) { animation-delay: 0.1s; }
    .accordion-item:nth-child(3) { animation-delay: 0.15s; }

    .hero-feature {
        animation: scaleIn 0.3s ease-out backwards;
    }

    .hero-feature:nth-child(1) { animation-delay: 0.1s; }
    .hero-feature:nth-child(2) { animation-delay: 0.15s; }
    .hero-feature:nth-child(3) { animation-delay: 0.2s; }
    .hero-feature:nth-child(4) { animation-delay: 0.25s; }
    .hero-feature:nth-child(5) { animation-delay: 0.3s; }
    .hero-feature:nth-child(6) { animation-delay: 0.35s; }
}

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

/* ========== DESKTOP PROTECTION - Ensure desktop stays intact ========== */
@media (min-width: 769px) {
    /* Reset any mobile-specific styles that might affect desktop */
    .mobile-menu,
    .mobile-menu-overlay {
        display: none !important;
    }

    .nav-cta-mobile {
        display: none !important;
    }

    .nav-cta-text {
        display: inline !important;
    }

    /* Ensure desktop navigation works as before */
    .nav-links {
        display: flex !important;
    }

    .nav-cta {
        margin-left: auto;
    }
}

/* ========== DEMO MODAL ========== */
.demo-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}

.demo-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.demo-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.95);
    background: var(--gtb-white);
    border-radius: 24px;
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-2xl);
    z-index: 9999;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    visibility: hidden;
}

.demo-modal.active {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
    visibility: visible;
}

.demo-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--gtb-border);
}

.demo-modal-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gtb-text);
    margin: 0;
}

.demo-modal-close {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: background-color 0.2s ease;
    color: var(--gtb-text);
    -webkit-tap-highlight-color: transparent;
}

.demo-modal-close:hover {
    background: var(--gtb-bg);
}

.demo-modal-close:active {
    background: var(--gtb-border);
}

/* ========== DEMO FORM ========== */
.demo-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

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

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

.form-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gtb-text);
}

.form-group input,
.form-group select {
    padding: var(--spacing-md);
    border: 2px solid var(--gtb-border);
    border-radius: 12px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    background: var(--gtb-white);
    color: var(--gtb-text);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--gtb-primary);
    box-shadow: 0 0 0 3px rgba(103, 61, 230, 0.1);
}

.form-group input:invalid:not(:placeholder-shown) {
    border-color: var(--gtb-error);
}

.form-group input:valid:not(:placeholder-shown) {
    border-color: var(--gtb-success);
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gtb-border);
}

.form-actions .btn {
    min-height: 48px;
    padding: var(--spacing-md) var(--spacing-xl);
    font-weight: 600;
    cursor: pointer;
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .demo-modal {
        width: 100%;
        max-width: 100%;
        border-radius: 24px 24px 0 0;
        top: auto;
        bottom: 0;
        transform: translate(-50%, 100%) scale(1);
        max-height: 90vh;
        padding: var(--spacing-xl);
    }

    .demo-modal.active {
        transform: translate(-50%, 0) scale(1);
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .form-actions {
        flex-direction: column;
    }

    .form-actions .btn {
        width: 100%;
    }

    .demo-modal-header h2 {
        font-size: 1.5rem;
    }
}

/* ========== IMAGE MODAL (LIGHTBOX) ========== */
.zoomable-image {
    cursor: zoom-in;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.zoomable-image:hover {
    opacity: 0.9;
}

.image-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}

.image-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.image-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    z-index: 9999;
    max-width: 95vw;
    max-height: 95vh;
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease, visibility 0.3s ease;
}

.image-modal.active {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
    visibility: visible;
}

.image-modal-content {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.image-modal-content img {
    max-width: 100%;
    max-height: 95vh;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.image-modal-close {
    position: absolute;
    top: -50px;
    right: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease;
    color: var(--gtb-white);
    z-index: 10000;
    -webkit-tap-highlight-color: transparent;
}

.image-modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

.image-modal-close:active {
    background: rgba(255, 255, 255, 0.3);
}

/* Mobile adjustments for image modal */
@media (max-width: 768px) {
    .image-modal-close {
        top: -40px;
        width: 40px;
        height: 40px;
    }
    
    .image-modal-content img {
        max-height: 90vh;
    }
}