/* =====================================================
   ÓPSISAI - Professional Design System
   Inspired by Framer's elegant and modern aesthetic
   ===================================================== */

/* --------------------
   CSS Variables & Design Tokens
   -------------------- */
:root {
    /* Color Palette */
    --color-primary: #1B5E20;
    --color-primary-light: #2E7D32;
    --color-primary-dark: #0D3D13;
    --color-secondary: #4CAF50;
    --color-accent: #66BB6A;
    
    /* Neutrals */
    --color-white: #FFFFFF;
    --color-gray-50: #FAFAFA;
    --color-gray-100: #F5F5F5;
    --color-gray-200: #EEEEEE;
    --color-gray-300: #E0E0E0;
    --color-gray-400: #BDBDBD;
    --color-gray-500: #9E9E9E;
    --color-gray-600: #757575;
    --color-gray-700: #616161;
    --color-gray-800: #424242;
    --color-gray-900: #212121;
    
    /* Semantic Colors */
    --color-success: #4CAF50;
    --color-error: #F44336;
    --color-warning: #FF9800;
    --color-info: #2196F3;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    /* Spacing Scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* --------------------
   Global Reset
   -------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-gray-900);
    background-color: var(--color-white);
    overflow-x: hidden;
}

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

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

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

/* --------------------
   Announcement Bar
   -------------------- */
.announcement-bar {
    background: linear-gradient(135deg, var(--color-gray-900) 0%, var(--color-gray-800) 100%);
    color: var(--color-white);
    padding: var(--space-3) var(--space-4);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.announcement-bar::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    to {
        left: 100%;
    }
}

.announcement-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
}

.announcement-badge {
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.announcement-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-white);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: all var(--transition-base);
}

.announcement-link:hover {
    color: var(--color-accent);
    gap: var(--space-3);
}

.announcement-link svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-base);
}

.announcement-link:hover svg {
    transform: translateX(4px);
}

/* --------------------
   Navbar
   -------------------- */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.navbar-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: var(--space-4) var(--space-8);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: var(--space-12);
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    transition: transform var(--transition-base);
}

.logo:hover {
    transform: scale(1.02);
}

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

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

.nav-menu {
    display: flex;
    gap: var(--space-2);
}

.nav-link {
    padding: var(--space-2) var(--space-4);
    color: var(--color-gray-700);
    font-weight: var(--font-weight-medium);
    font-size: 0.9375rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    position: relative;
}

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

.nav-link:hover {
    color: var(--color-primary);
    background: var(--color-gray-50);
}

.nav-link:hover::after {
    width: 60%;
}

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

.btn-secondary {
    padding: var(--space-3) var(--space-6);
    font-weight: var(--font-weight-semibold);
    font-size: 0.9375rem;
    color: var(--color-gray-900);
    background: var(--color-white);
    border: 1.5px solid var(--color-gray-300);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.btn-secondary:hover {
    background: var(--color-gray-50);
    border-color: var(--color-gray-400);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: var(--space-2);
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-gray-900);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

/* --------------------
   Hero Section
   -------------------- */
.hero-section {
    padding: var(--space-24) var(--space-8) var(--space-20);
    background: linear-gradient(180deg, var(--color-gray-50) 0%, var(--color-white) 100%);
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 8s ease-in-out infinite;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: var(--color-primary);
    top: -200px;
    left: -200px;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--color-accent);
    top: 50%;
    right: -150px;
    animation-delay: -2s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: var(--color-secondary);
    bottom: -100px;
    left: 50%;
    animation-delay: -4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-30px) rotate(5deg);
    }
}

.hero-container {
    max-width: 1440px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
    position: relative;
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: linear-gradient(135deg, rgba(27, 94, 32, 0.1) 0%, rgba(102, 187, 106, 0.1) 100%);
    border: 1px solid rgba(27, 94, 32, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    margin-bottom: var(--space-6);
    width: fit-content;
}

.hero-badge svg {
    width: 16px;
    height: 16px;
    color: var(--color-primary);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: var(--font-weight-extrabold);
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--color-gray-900);
    margin-bottom: var(--space-6);
}

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

.hero-description {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-gray-600);
    margin-bottom: var(--space-8);
    max-width: 540px;
}

.hero-description strong {
    color: var(--color-gray-900);
    font-weight: var(--font-weight-semibold);
}

.hero-cta {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-12);
    align-items: center;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
    font-weight: var(--font-weight-semibold);
    font-size: 1rem;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 12px rgba(27, 94, 32, 0.3);
    transition: all var(--transition-base);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(27, 94, 32, 0.4);
}

.btn-primary svg {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-base);
}

.btn-primary:hover svg {
    transform: translateX(4px);
}



.play-icon svg {
    width: 16px;
    height: 16px;
    fill: var(--color-primary);
    transition: all var(--transition-base);
    flex-shrink: 0;
}

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

.stat-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.stat-value {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    font-weight: var(--font-weight-medium);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--color-gray-300);
}

/* --------------------
   Hero Visual / Demo Window
   -------------------- */
.hero-visual {
    animation: fadeInUp 0.8s ease-out 0.2s both;
    position: relative;
}

.demo-window {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    overflow: hidden;
    border: 1px solid var(--color-gray-200);
}

.demo-window-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    background: var(--color-gray-50);
    border-bottom: 1px solid var(--color-gray-200);
}

.window-controls {
    display: flex;
    gap: var(--space-2);
}

.control-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-gray-300);
}

.control-dot:nth-child(1) {
    background: #FF5F57;
}

.control-dot:nth-child(2) {
    background: #FFBD2E;
}

.control-dot:nth-child(3) {
    background: #28CA42;
}

.window-title {
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-700);
}

.window-status {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.75rem;
    color: var(--color-gray-600);
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-success);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.1);
    }
}

.demo-content {
    position: relative;
    aspect-ratio: 16 / 10;
    background: var(--color-gray-900);
}

.demo-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.demo-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    padding: var(--space-6);
}

.detection-box {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-5);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.5s ease-out 1s both;
    transition: all var(--transition-base);
}

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

.detection-label {
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
    transition: all 0.2s ease-out;
}

.detection-confidence {
    font-size: 0.875rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-success);
    transition: all 0.2s ease-out;
    min-width: 50px;
    text-align: right;
}

/* Animación de pulso más visible cuando cambia */
@keyframes detectionPulse {
    0% {
        transform: scale(1);
        box-shadow: var(--shadow-lg);
    }
    50% {
        transform: scale(1.08);
        box-shadow: 0 10px 30px rgba(27, 94, 32, 0.4);
    }
    100% {
        transform: scale(1);
        box-shadow: var(--shadow-lg);
    }
}

.detection-box.pulse {
    animation: detectionPulse 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.detection-box.pulse .detection-label,
.detection-box.pulse .detection-confidence {
    animation: textPulse 0.3s ease-out;
}

@keyframes textPulse {
    0% {
        opacity: 1;
        transform: scale(1);
    }
    40% {
        opacity: 0.7;
        transform: scale(0.95);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Efecto de cambio de color según el tipo - MÁS VISIBLE */
.detection-box[data-type="plantula"] .detection-confidence {
    color: #2E7D32;
    text-shadow: 0 0 10px rgba(46, 125, 50, 0.3);
}

.detection-box[data-type="celda"] .detection-confidence {
    color: #1976D2;
    text-shadow: 0 0 10px rgba(25, 118, 210, 0.3);
}

/* Animación de brillo en el fondo más pronunciada */
@keyframes backgroundGlow {
    0%, 100% {
        background: rgba(255, 255, 255, 0.95);
    }
    50% {
        background: rgba(255, 255, 255, 1);
    }
}

.detection-box.pulse {
    animation: detectionPulse 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), 
               backgroundGlow 0.4s ease-out;
}

.demo-tabs {
    display: flex;
    gap: var(--space-2);
    margin-top: var(--space-8);
    padding: var(--space-2);
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.demo-tab,
.tab-button {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-5);
    background: transparent;
    color: var(--color-gray-600);
    font-size: 0.9375rem;
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.demo-tab::before,
.tab-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: -1;
}

.demo-tab.active,
.tab-button.active {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    color: var(--color-white);
    box-shadow: 0 4px 12px rgba(27, 94, 32, 0.25);
    transform: translateY(-2px);
}

.demo-tab.active::before,
.tab-button.active::before {
    opacity: 1;
}

.demo-tab:hover:not(.active),
.tab-button:hover:not(.active) {
    color: var(--color-primary);
    background: var(--color-gray-50);
    transform: translateY(-1px);
}

.demo-tab svg,
.tab-button svg {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-base);
    flex-shrink: 0;
}

.demo-tab.active svg,
.tab-button.active svg {
    transform: scale(1.1);
}

.demo-tab span,
.tab-button span {
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
}

/* Animación al cambiar de tab */
@keyframes tabSwitch {
    0% {
        transform: translateY(-2px) scale(0.98);
    }
    50% {
        transform: translateY(-4px) scale(1.02);
    }
    100% {
        transform: translateY(-2px) scale(1);
    }
}

.demo-tab.active,
.tab-button.active {
    animation: tabSwitch 0.3s ease-out;
}

.visual-stats {
    display: flex;
    gap: var(--space-4);
    margin-top: var(--space-6);
}

.visual-stat {
    flex: 1;
    padding: var(--space-5);
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

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

.visual-stat-value {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-1);
}

.visual-stat-label {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    font-weight: var(--font-weight-medium);
}

/* --------------------
   Comparison Section
   -------------------- */
.comparison-section {
    padding: var(--space-24) var(--space-8);
    background: var(--color-white);
}

.section-container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--color-gray-100);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    color: var(--color-gray-900);
    margin-bottom: var(--space-4);
}

.section-description {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--color-gray-600);
    max-width: 700px;
    margin: 0 auto;
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
}

.comparison-card {
    padding: 0;
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

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

.comparison-card.before-card {
    border-color: #FFCDD2;
}

.comparison-card.before-card:hover {
    border-color: #EF5350;
}

.comparison-card.after-card {
    border-color: #C8E6C9;
    background: linear-gradient(135deg, rgba(27, 94, 32, 0.02) 0%, rgba(102, 187, 106, 0.02) 100%);
}

.comparison-card.after-card:hover {
    border-color: var(--color-primary);
}

.comparison-card.highlight {
    background: linear-gradient(135deg, rgba(27, 94, 32, 0.05) 0%, rgba(102, 187, 106, 0.05) 100%);
    border: 2px solid var(--color-primary);
    box-shadow: var(--shadow-xl);
}

/* Card Badge */
.card-badge {
    display: inline-block;
    padding: var(--space-3) var(--space-5);
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 0 0 var(--radius-lg) 0;
}

.badge-red {
    background: linear-gradient(135deg, #EF5350 0%, #E53935 100%);
    color: var(--color-white);
}

.badge-green {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    color: var(--color-white);
}

/* Card Title */
.card-title {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin: 0;
    padding: var(--space-5) var(--space-8) var(--space-6);
}

/* Card Image */
.card-image-wrapper {
    position: relative;
    width: 100%;
    height: 240px;
    overflow: hidden;
    margin-bottom: var(--space-6);
}

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

.comparison-card:hover .card-image {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.1) 100%);
    pointer-events: none;
}

/* Feature List */
.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
    padding: 0 var(--space-8) var(--space-8);
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
}

.feature-list li div {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    flex: 1;
}

.feature-list li strong {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-900);
    line-height: 1.4;
}

.feature-list li span {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    line-height: 1.5;
}

/* Icons */
.icon-cross,
.icon-check {
    flex-shrink: 0;
    margin-top: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-cross circle {
    transition: fill var(--transition-base);
    fill: #FFE0E0;
}

.icon-check circle {
    transition: fill var(--transition-base);
    fill: #C8E6C9;
}

.comparison-card:hover .icon-cross circle {
    fill: #FFCDD2;
}

.comparison-card:hover .icon-check circle {
    fill: #A5D6A7;
}

.icon-check path,
.icon-cross path {
    transition: stroke var(--transition-base);
}

/* Legacy styles for backwards compatibility */
.comparison-header {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.comparison-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    font-size: 2rem;
}

.comparison-card.highlight .comparison-icon {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
}

.comparison-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin: 0;
}

.comparison-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.comparison-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    font-size: 1rem;
    color: var(--color-gray-700);
    line-height: 1.6;
}

.comparison-item svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 2px;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.05));
}

.comparison-card:not(.highlight) .comparison-item svg {
    color: var(--color-error);
}

.comparison-card.highlight .comparison-item svg {
    color: var(--color-success);
}

/* --------------------
   Features Section
   -------------------- */
.features-section {
    padding: var(--space-24) var(--space-8);
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-gray-50) 100%);
    position: relative;
    overflow: hidden;
}

.features-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(76, 175, 80, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.features-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(27, 94, 32, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

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

.features-visual {
    margin-bottom: var(--space-12);
}

.visual-card {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-slow);
    border: 1px solid var(--color-gray-200);
}

.visual-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--color-primary);
}

.visual-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: var(--space-6);
    border-bottom: 1px solid var(--color-gray-100);
    gap: var(--space-4);
}

.visual-header h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin: 0;
    flex: 1;
    line-height: 1.4;
}

.accuracy-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.1) 0%, rgba(255, 193, 7, 0.05) 100%);
    border: 1px solid rgba(255, 193, 7, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    color: #F57F17;
    white-space: nowrap;
    flex-shrink: 0;
    animation: badgePulse 3s ease-in-out infinite;
}

.accuracy-badge svg {
    flex-shrink: 0;
}

@keyframes badgePulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.visual-image {
    display: block;
    width: 100%;
    height: 300px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.visual-card:hover .visual-image {
    transform: scale(1.05);
}

.visual-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
}

.mini-stat {
    display: flex;
    flex-direction: column;
    padding: var(--space-5);
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-white) 100%);
    border-top: 1px solid var(--color-gray-100);
    text-align: center;
    transition: all var(--transition-base);
    justify-content: center;
}

.mini-stat:nth-child(1) {
    border-right: 1px solid var(--color-gray-100);
}

.mini-stat:nth-child(2) {
    border-left: 1px solid var(--color-gray-100);
}

.mini-stat:hover {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
}

.mini-stat:hover .mini-stat-value,
.mini-stat:hover .mini-stat-label {
    color: var(--color-white);
}

.mini-stat-value {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    transition: color var(--transition-base);
}

.mini-stat-label {
    font-size: 0.8125rem;
    color: var(--color-gray-600);
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-base);
    margin-top: var(--space-1);
}

.features-content {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
    max-width: 900px;
    margin: 0 auto;
    justify-items: center;
}

.feature-card {
    padding: var(--space-8);
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 420px;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
    z-index: 1;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    color: var(--color-white);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-6);
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 16px rgba(27, 94, 32, 0.3);
}

.feature-icon svg {
    width: 28px;
    height: 28px;
}

.feature-card h4 {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin: 0 0 var(--space-3) 0;
    line-height: 1.4;
}

.feature-card p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-gray-600);
    margin: 0 0 var(--space-5) 0;
    flex-grow: 1;
}

.feature-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
    font-size: 0.9375rem;
    transition: all var(--transition-base);
    text-decoration: none;
    margin-top: auto;
}

.feature-link:hover {
    gap: var(--space-3);
    color: var(--color-primary-light);
}

.feature-link svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-base);
}

.feature-link:hover svg {
    transform: translateX(4px);
}

/* --------------------
   CTA Section
   -------------------- */
.cta-section {
    padding: var(--space-24) var(--space-8);
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 100%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.cta-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
    position: relative;
}

.cta-content {
    position: relative;
}

.cta-content h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: var(--space-4);
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.cta-content h2 em {
    font-style: normal;
    font-weight: var(--font-weight-extrabold);
    background: linear-gradient(135deg, #FFD54F 0%, #FFC107 50%, #FFB300 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
    letter-spacing: -0.02em;
}

.cta-content p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-8);
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

.btn-primary.large {
    padding: var(--space-5) var(--space-10);
    font-size: 1.125rem;
    background: var(--color-white);
    color: var(--color-primary);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.btn-primary.large:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    background: transparent;
    color: var(--color-white);
    font-weight: var(--font-weight-semibold);
    font-size: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

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

.btn-outline.large {
    padding: var(--space-5) var(--space-8);
    font-size: 1.125rem;
}

.cta-trust {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-6);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9375rem;
}

.trust-item svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.cta-visual {
    position: relative;
    height: 400px;
}

.floating-card {
    position: absolute;
    padding: var(--space-5) var(--space-6);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
    animation: floatCard 4s ease-in-out infinite;
}

.card-1 {
    top: 20%;
    left: 10%;
}

.card-2 {
    top: 50%;
    right: 10%;
    animation-delay: -1.5s;
}

.card-3 {
    bottom: 10%;
    left: 30%;
    animation-delay: -3s;
}

@keyframes floatCard {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(2deg);
    }
}

.card-metric {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.metric-label {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    font-weight: var(--font-weight-medium);
}

.metric-value {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

/* --------------------
   Footer
   -------------------- */
.site-footer {
    padding: var(--space-20) 0 var(--space-8);
    background: var(--color-gray-900);
    color: var(--color-gray-400);
}

.footer-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--space-8);
}

.footer-main {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--space-16);
    padding-bottom: var(--space-12);
    border-bottom: 1px solid var(--color-gray-800);
    margin-bottom: var(--space-8);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.footer-brand .logo {
    color: var(--color-white);
}

.footer-tagline {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
    line-height: 1.6;
    max-width: 300px;
}

.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(76, 175, 80, 0.1);
    border: 1px solid rgba(76, 175, 80, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-success);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    width: fit-content;
}

.status-dot {
    width: 6px;
    height: 6px;
    background: var(--color-success);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-8);
}

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

.link-column h4 {
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
    margin-bottom: var(--space-2);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.link-column a {
    font-size: 0.9375rem;
    color: var(--color-gray-400);
    transition: color var(--transition-base);
}

.link-column a:hover {
    color: var(--color-white);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-8);
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gray-800);
    color: var(--color-gray-400);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.footer-social a:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

/* --------------------
   Responsive Design
   -------------------- */

/* Animaciones on scroll */
@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.animate-in {
    animation: fadeInScale 0.6s ease-out forwards;
}

/* Mobile menu styles */
.nav-menu.mobile-active {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-white);
    border-top: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-lg);
    padding: var(--space-4);
    gap: var(--space-2);
}

@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--space-12);
    }

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

    .hero-description {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

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

    .features-content {
        grid-template-columns: 1fr;
    }

    .features-visual {
        margin-bottom: var(--space-8);
    }

    .visual-header {
        flex-direction: column;
        gap: var(--space-3);
    }

    .cta-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .cta-buttons {
        justify-content: center;
    }

    .cta-trust {
        justify-content: center;
    }

    .cta-visual {
        display: none;
    }

    .footer-main {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .navbar-container {
        padding: var(--space-4) var(--space-5);
        position: relative;
    }

    .nav-left {
        flex: 1;
        position: relative;
        display: flex;
        align-items: center;
        gap: var(--space-8);
    }

    .nav-menu {
        position: absolute;
        top: calc(100% + var(--space-4));
        left: var(--space-5);
        right: var(--space-5);
        background: var(--color-white);
        border: 1px solid var(--color-gray-200);
        border-radius: var(--radius-lg);
        flex-direction: column;
        gap: 0;
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
        z-index: 99;
    }

    .nav-menu.active {
        max-height: 500px;
        opacity: 1;
        visibility: visible;
        box-shadow: var(--shadow-md);
    }

    .nav-link {
        padding: var(--space-4) var(--space-6) !important;
        border-bottom: 1px solid var(--color-gray-100);
        display: block;
        width: 100%;
        color: var(--color-gray-700);
        font-weight: var(--font-weight-medium);
        font-size: 0.9375rem;
        transition: all var(--transition-base);
    }

    .nav-link:hover {
        background: var(--color-gray-50);
        color: var(--color-primary);
    }

    .btn-secondary {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
        flex-direction: column;
        gap: 4px;
        padding: var(--space-2);
        transition: all var(--transition-base);
    }

    .mobile-menu-toggle span {
        width: 24px;
        height: 2px;
        background: var(--color-gray-900);
        border-radius: var(--radius-full);
        transition: all var(--transition-base);
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(10px, 10px);
    }

    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .hero-section {
        padding: var(--space-16) var(--space-5) var(--space-12);
    }

    .hero-badge {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-cta {
        flex-direction: column;
        width: 100%;
    }

    .btn-primary {
        width: 100%;
        justify-content: center;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: var(--space-4);
    }

    .comparison-card {
        padding: var(--space-6);
    }

    .features-section {
        padding: var(--space-16) var(--space-5);
    }

    .features-content {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .features-visual {
        margin-bottom: var(--space-6);
    }

    .visual-card {
        box-shadow: var(--shadow-md);
    }

    .visual-header {
        padding: var(--space-5);
        flex-direction: column;
        gap: var(--space-3);
    }

    .visual-header h3 {
        font-size: 1.25rem;
    }

    .visual-stats {
        grid-template-columns: 1fr;
    }

    .mini-stat {
        border-right: none !important;
        border-left: none !important;
        border-bottom: 1px solid var(--color-gray-100);
    }

    .feature-card {
        padding: var(--space-6);
    }

    .feature-card h4 {
        font-size: 1.125rem;
    }

    .accuracy-badge {
        font-size: 0.75rem;
        padding: var(--space-2) var(--space-4);
    }

    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn-primary.large,
    .btn-outline.large {
        width: 100%;
        justify-content: center;
    }

    .cta-trust {
        gap: var(--space-4);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-6);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .demo-tabs {
        flex-direction: column;
    }

    .demo-tab,
    .tab-button {
        width: 100%;
        justify-content: center;
    }

    .visual-stats {
        flex-direction: column;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }

    .card-badge {
        font-size: 0.625rem;
        padding: var(--space-2) var(--space-4);
    }

    .card-title {
        font-size: 1.25rem;
        padding: var(--space-4) var(--space-5);
    }

    .feature-list {
        padding: 0 var(--space-5) var(--space-6);
        gap: var(--space-4);
    }

    .feature-list li strong {
        font-size: 0.9375rem;
    }

    .feature-list li span {
        font-size: 0.8125rem;
    }
}