/* ==========================================
   PLEYADE SOFTWARE - DARK BLUE THEME
   Con tarjetas iguales y animaciones laterales
   ========================================== */

/* ========== CSS Variables ========== */
:root {
    /* Colors - DARK BLUE THEME */
    --color-primary: #2563eb;
    --color-primary-light: #60a5fa;
    --color-primary-dark: #1d4ed8;
    --color-secondary: #0891b2;
    --color-accent: #22d3ee;

    /* Dark backgrounds */
    --color-bg-darker: #020617;
    --color-bg-dark: #0f172a;
    --color-bg-medium: #1e293b;
    --color-bg-light: #334155;
    --color-bg-card: rgba(30, 41, 59, 0.8);

    /* Text colors */
    --color-text-primary: #f1f5f9;
    --color-text-secondary: #94a3b8;
    --color-text-muted: #64748b;

    --color-border: rgba(100, 116, 139, 0.2);
    --color-border-hover: rgba(96, 165, 250, 0.5);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #0891b2 100%);
    --gradient-accent: linear-gradient(135deg, #60a5fa 0%, #22d3ee 100%);
    --gradient-card: linear-gradient(145deg, rgba(30, 41, 59, 0.9) 0%, rgba(15, 23, 42, 0.8) 100%);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 4rem;
    --spacing-section: 7rem;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 1rem;
    --font-size-sm: 0.875rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.5rem;

    /* Effects */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 15px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(96, 165, 250, 0.2);
    --shadow-card-hover: 0 15px 50px rgba(37, 99, 235, 0.2);

    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

    --border-radius-sm: 0.5rem;
    --border-radius-md: 0.75rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 1.25rem;
}

/* ========== Reset & Base ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-text-primary);
    background-color: var(--color-bg-darker);
    overflow-x: hidden;
}

::selection {
    background-color: var(--color-primary);
    color: var(--color-text-primary);
}

/* ========== Container ========== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ========== Scroll Reveal Animations ========== */
.reveal-left {
    opacity: 0;
    transform: translateX(-80px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(80px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.reveal-up {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========== Header ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(2, 6, 23, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition-base);
}

.header.scrolled {
    background: rgba(2, 6, 23, 0.98);
    box-shadow: var(--shadow-md);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

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

.logo {
    height: 45px;
    width: auto;
    transition: var(--transition-base);
}

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

.company-name {
    font-size: var(--font-size-xl);
    font-weight: 700;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: var(--transition-fast);
    position: relative;
    padding: 0.5rem 0;
}

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

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

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

/* ========== Hero Section ========== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 80px;
    background: linear-gradient(180deg, var(--color-bg-darker) 0%, var(--color-bg-dark) 100%);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse, rgba(37, 99, 235, 0.15) 0%, transparent 60%);
    animation: floatGradient 20s ease-in-out infinite;
}

.hero-bg::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 60%;
    height: 100%;
    background: radial-gradient(ellipse, rgba(34, 211, 238, 0.1) 0%, transparent 50%);
    animation: floatGradient 15s ease-in-out infinite reverse;
}

@keyframes floatGradient {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    50% {
        transform: translate(3%, -3%) scale(1.05);
    }
}

.hero-content {
    text-align: center;
    max-width: 850px;
    margin: 0 auto;
    z-index: 1;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
    color: var(--color-text-primary);
}

.gradient-text {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

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

/* ========== Buttons ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-text-primary);
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(37, 99, 235, 0.5);
}

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

.btn-secondary:hover {
    background: var(--color-primary-light);
    transform: translateY(-3px);
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: var(--font-size-base);
}

/* ========== Scroll Indicator ========== */
.scroll-indicator {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2.5s infinite;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    40% {
        transform: translateX(-50%) translateY(-15px);
    }

    60% {
        transform: translateX(-50%) translateY(-8px);
    }
}

.scroll-arrow {
    width: 28px;
    height: 28px;
    border-left: 2px solid var(--color-text-muted);
    border-bottom: 2px solid var(--color-text-muted);
    transform: rotate(-45deg);
    opacity: 0.5;
}

/* ========== Sections ========== */
.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    text-align: center;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

/* ========== Services Section - ALTERNATE BG ========== */
.services {
    padding: var(--spacing-section) 0;
    background: var(--color-bg-dark);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.service-card {
    background: var(--gradient-card);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-xl);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(40px);
}

.service-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-accent);
    transform: scaleX(0);
    transition: var(--transition-base);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-card-hover), var(--shadow-glow);
}

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

.service-icon {
    width: 56px;
    height: 56px;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary-light);
    transition: var(--transition-base);
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-card:hover .service-icon {
    transform: scale(1.1);
    filter: drop-shadow(0 0 15px rgba(96, 165, 250, 0.5));
}

.service-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.service-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-size: var(--font-size-sm);
}

/* ========== Products Section - DUAL CARDS SAME SIZE ========== */
.products {
    padding: var(--spacing-section) 0;
    background: var(--color-bg-darker);
}

.products-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-section);
    margin-top: var(--spacing-lg);
}

/* Each product is a row with TWO EQUAL CARDS */
.product-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    max-width: 1100px;
    margin: 0 auto;
}

/* Image card - LEFT side with left animation */
.product-images {
    position: relative;
    overflow: hidden;
    background: var(--color-bg-medium);
    border-radius: var(--border-radius-xl);
    border: 1px solid var(--color-border);
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateX(-80px);
}

.product-images.visible {
    opacity: 1;
    transform: translateX(0);
}

.product-images:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-card-hover), var(--shadow-glow);
    transform: translateY(-5px);
}

/* Content card - RIGHT side with right animation */
.product-content {
    background: var(--gradient-card);
    border-radius: var(--border-radius-xl);
    border: 1px solid var(--color-border);
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    justify-content: center;
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateX(80px);
}

.product-content.visible {
    opacity: 1;
    transform: translateX(0);
}

.product-content:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-card-hover), var(--shadow-glow);
    transform: translateY(-5px);
}

/* Alternate: even products flip the animation direction */
.product-card:nth-child(even) .product-images {
    order: 2;
    transform: translateX(80px);
}

.product-card:nth-child(even) .product-images.visible {
    transform: translateX(0);
}

.product-card:nth-child(even) .product-content {
    order: 1;
    transform: translateX(-80px);
}

.product-card:nth-child(even) .product-content.visible {
    transform: translateX(0);
}

.product-title {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    margin-bottom: var(--spacing-xs);
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.product-tagline {
    font-size: var(--font-size-sm);
    color: var(--color-primary-light);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.product-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: auto;
}

.feature-tag {
    padding: 0.5rem 1rem;
    background: rgba(96, 165, 250, 0.1);
    border: 1px solid rgba(96, 165, 250, 0.3);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    color: var(--color-primary-light);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.feature-tag:hover {
    background: rgba(96, 165, 250, 0.2);
    border-color: var(--color-primary-light);
    transform: translateY(-2px);
}

/* ========== Image Carousel ========== */
.carousel-container {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
    border-radius: var(--border-radius-xl);
}

.carousel-track {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    height: 100%;
}

.carousel-slide {
    min-width: 100%;
    height: 100%;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center center;
    background: var(--color-bg-medium);
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(15, 23, 42, 0.9);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all var(--transition-base);
    font-size: 1.25rem;
    backdrop-filter: blur(8px);
}

.carousel-btn:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    transform: translateY(-50%) scale(1.1);
}

.carousel-btn.prev {
    left: 12px;
}

.carousel-btn.next {
    right: 12px;
}

.carousel-indicators {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.carousel-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all var(--transition-base);
}

.carousel-indicator:hover {
    background: rgba(255, 255, 255, 0.7);
}

.carousel-indicator.active {
    background: var(--color-primary-light);
    width: 28px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(96, 165, 250, 0.5);
}

/* ========== About Section - DIFFERENT BG ========== */
.about {
    padding: var(--spacing-section) 0;
    background: var(--color-bg-dark);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-text {
    max-width: 700px;
    margin: 0 auto;
}

.about-description {
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

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

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--gradient-card);
    border-radius: var(--border-radius-xl);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(30px);
}

.stat-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.stat-item:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-5px);
    box-shadow: var(--shadow-card-hover), var(--shadow-glow);
}

.stat-number {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
}

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

.about-visual {
    display: none;
}

/* ========== Contact Section ========== */
.contact {
    padding: var(--spacing-section) 0;
    background: var(--color-bg-medium);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.contact-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.contact-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.contact-cta {
    margin-top: var(--spacing-lg);
}

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

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2.5fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

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

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

.footer-logo {
    height: 45px;
    width: auto;
    object-fit: contain;
}

.footer-company-name {
    font-size: var(--font-size-lg);
    font-weight: 700;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-tagline {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.footer-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-list {
    list-style: none;
}

.footer-list li {
    margin-bottom: var(--spacing-xs);
}

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

.footer-list a:hover {
    color: var(--color-primary-light);
}

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

/* ========== Responsive Design ========== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: var(--font-size-4xl);
    }

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

    .product-card:nth-child(even) .product-images,
    .product-images {
        order: 1;
        transform: translateY(50px);
    }

    .product-card:nth-child(even) .product-images.visible,
    .product-images.visible {
        transform: translateY(0);
    }

    .product-card:nth-child(even) .product-content,
    .product-content {
        order: 2;
        transform: translateY(50px);
    }

    .product-card:nth-child(even) .product-content.visible,
    .product-content.visible {
        transform: translateY(0);
    }

    .product-images {
        aspect-ratio: 16/9;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: var(--spacing-sm);
        padding: var(--spacing-sm) 0;
    }

    .nav {
        gap: var(--spacing-md);
    }

    .hero-title {
        font-size: var(--font-size-3xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-base);
    }

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

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

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

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

    .section-title {
        font-size: var(--font-size-3xl);
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-lg: 2rem;
        --spacing-xl: 3rem;
        --spacing-section: 4rem;
    }

    .hero-title {
        font-size: var(--font-size-2xl);
    }

    .section-title {
        font-size: var(--font-size-2xl);
    }

    .product-title {
        font-size: var(--font-size-xl);
    }

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

    .btn {
        padding: 0.875rem 1.5rem;
        font-size: var(--font-size-sm);
    }
}