/* ==========================================================================
   AYWIN SOFTWARE - PALETA CORPORATIVA ELEVADA: SLATE CLARO, GRAFITO & CONTRASTE
   ========================================================================== */

:root {
    /* Fondos más claros y contrastados (Slate Corporativo) */
    --bg-base: #141A28;
    --bg-surface: #1B2335;
    --bg-card: #232D42;
    --bg-card-hover: #2B3852;
    --bg-elevated: #33415D;
    
    /* Bordes con alto contraste y definición */
    --border-subtle: #2F3E5C;
    --border-medium: #475B85;
    --border-bright: rgba(255, 255, 255, 0.25);
    
    /* Tipografía nítida */
    --text-primary: #FFFFFF;
    --text-secondary: #CBD5E1;   /* Slate 300: Mucho más legible y claro */
    --text-muted: #94A3B8;       /* Slate 400 */
    
    /* Acentos Tecnológicos & IA */
    --accent-cyan: #38BDF8;      /* Sky 400 */
    --accent-cyan-subtle: rgba(56, 189, 248, 0.15);
    --accent-emerald: #34D399;   /* Emerald 400 */
    --accent-purple: #A78BFA;    /* Violet 400 - Representando IA */
    
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-body);
}

body {
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--bg-base);
    background-image: 
        radial-gradient(at 0% 0%, rgba(56, 189, 248, 0.08) 0px, transparent 45%),
        radial-gradient(at 100% 20%, rgba(167, 139, 250, 0.06) 0px, transparent 40%),
        radial-gradient(at 50% 100%, rgba(52, 211, 153, 0.04) 0px, transparent 50%);
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ==========================================================================
   NAVBAR
   ========================================================================== */

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(18px);
    background: rgba(20, 26, 40, 0.9);
    border-bottom: 1px solid var(--border-subtle);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-symbol {
    width: 38px;
    height: 38px;
}

.brand-text {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: #FFFFFF;
}

.brand-text span {
    font-weight: 400;
    color: var(--accent-cyan);
    margin-left: 3px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.94rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-links a:hover {
    color: #FFFFFF;
}

.btn-nav {
    padding: 9px 20px;
    border: 1px solid var(--accent-cyan);
    border-radius: 6px;
    background: var(--accent-cyan-subtle);
    color: var(--accent-cyan) !important;
    font-weight: 600 !important;
    transition: all 0.25s ease !important;
}

.btn-nav:hover {
    background: var(--accent-cyan);
    color: #0F172A !important;
    box-shadow: 0 0 20px rgba(56, 189, 248, 0.4);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.lang-switch {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    padding: 4px 10px;
    background: var(--bg-surface);
    border: 1px solid var(--border-medium);
    border-radius: 999px;
}

.lang-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    padding: 2px 5px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.lang-btn:hover {
    color: #FFFFFF;
}

.lang-btn.active {
    color: var(--accent-cyan);
    font-weight: 800;
}

.lang-divider {
    color: var(--border-subtle);
    font-size: 0.72rem;
    user-select: none;
}

.nav-toggle {
    display: none;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero-section {
    padding: 100px 0 80px;
    text-align: center;
    border-bottom: 1px solid var(--border-subtle);
}

.hero-content {
    max-width: 900px;
}

.badge-chip {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 18px;
    border-radius: 999px;
    background: var(--bg-surface);
    border: 1px solid var(--border-medium);
    font-size: 0.86rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 26px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.status-indicator {
    width: 8px;
    height: 8px;
    background: var(--accent-emerald);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-emerald);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.15;
    color: #FFFFFF;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, #FFFFFF 20%, #38BDF8 70%, #A78BFA 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.18rem;
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 40px;
    max-width: 780px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 45px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 30px;
    border-radius: 6px;
    font-size: 0.98rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.25s ease;
}

.btn-primary {
    background: #FFFFFF;
    color: #0F172A;
    box-shadow: 0 4px 16px rgba(255, 255, 255, 0.15);
}

.btn-primary:hover {
    background: #E2E8F0;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.25);
}

.btn-secondary {
    background: var(--bg-surface);
    color: var(--text-primary);
    border: 1px solid var(--border-medium);
}

.btn-secondary:hover {
    border-color: #FFFFFF;
    background: var(--bg-card);
    transform: translateY(-2px);
}

.btn-large {
    padding: 16px 36px;
    font-size: 1.05rem;
}

/* BARRA DE CREDENCIALES & TECH */
.credentials-strip {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    padding: 16px 24px;
    border-radius: 8px;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.credential-tag {
    color: #FFFFFF;
    font-weight: 600;
}

.credentials-strip .dot {
    color: var(--border-medium);
}

/* ==========================================================================
   SERVICIOS / CAPACIDADES
   ========================================================================== */

.services-section {
    padding: 95px 0;
    border-bottom: 1px solid var(--border-subtle);
    background: var(--bg-surface);
}

.section-tag {
    font-family: var(--font-heading);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--accent-cyan);
    display: block;
    margin-bottom: 10px;
}

.section-header {
    max-width: 700px;
    margin: 0 auto 55px;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: 2.35rem;
    color: #FFFFFF;
    margin-bottom: 14px;
    letter-spacing: -0.01em;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.08rem;
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 26px;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    padding: 38px 34px;
    transition: all 0.25s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.service-card:hover {
    border-color: var(--accent-cyan);
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
    background: var(--bg-card-hover);
}

.service-icon-box {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    background: var(--accent-cyan-subtle);
    border: 1px solid rgba(56, 189, 248, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: #FFFFFF;
    margin-bottom: 10px;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.98rem;
    line-height: 1.65;
}

/* ==========================================================================
   PORTAFOLIO DE PRODUCTOS & UTILIDADES
   ========================================================================== */

.portfolio-section {
    padding: 95px 0;
    border-bottom: 1px solid var(--border-subtle);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 26px;
}

.portfolio-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    padding: 36px 32px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.25s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.portfolio-card:hover {
    border-color: var(--border-bright);
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
    background: var(--bg-card-hover);
}

.card-meta {
    display: flex;
    gap: 10px;
    margin-bottom: 18px;
}

.category-pill,
.platform-pill {
    font-size: 0.78rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 4px;
}

.category-pill {
    background: var(--accent-cyan-subtle);
    color: var(--accent-cyan);
    border: 1px solid rgba(56, 189, 248, 0.3);
}

.platform-pill {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-secondary);
    border: 1px solid var(--border-medium);
}

.portfolio-card h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    color: #FFFFFF;
    margin-bottom: 4px;
}

.card-subtitle {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 14px;
    font-weight: 500;
}

.card-description {
    color: var(--text-secondary);
    font-size: 0.96rem;
    line-height: 1.65;
    margin-bottom: 24px;
}

.card-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.card-badges span {
    font-size: 0.8rem;
    font-weight: 500;
    padding: 5px 12px;
    border-radius: 4px;
    background: var(--bg-base);
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
}

/* ==========================================================================
   ENFOQUE / VALOR
   ========================================================================== */

.approach-section {
    padding: 95px 0;
    border-bottom: 1px solid var(--border-subtle);
    background: var(--bg-surface);
}

.approach-grid {
    display: grid;
    grid-template-columns: 1fr 1.25fr;
    gap: 60px;
    align-items: center;
}

.approach-lead h2 {
    font-family: var(--font-heading);
    font-size: 2.3rem;
    line-height: 1.25;
    color: #FFFFFF;
    margin-bottom: 20px;
}

.approach-lead p {
    color: var(--text-secondary);
    font-size: 1.08rem;
    line-height: 1.75;
}

.approach-items {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.approach-item {
    display: flex;
    gap: 20px;
    padding: 22px;
    border-radius: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
}

.item-num {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent-cyan);
}

.approach-item h4 {
    font-size: 1.1rem;
    color: #FFFFFF;
    margin-bottom: 6px;
}

.approach-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ==========================================================================
   CONTACTO / CTA
   ========================================================================== */

.contact-section {
    padding: 95px 0;
    border-bottom: 1px solid var(--border-subtle);
}

.contact-box {
    max-width: 820px;
    margin: 0 auto;
    text-align: center;
    background: linear-gradient(180deg, #1E283D 0%, #151D2D 100%);
    border: 1px solid var(--border-medium);
    border-radius: 14px;
    padding: 64px 44px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
}

.contact-box h2 {
    font-family: var(--font-heading);
    font-size: 2.3rem;
    color: #FFFFFF;
    margin-bottom: 16px;
}

.contact-box p {
    color: var(--text-secondary);
    font-size: 1.08rem;
    max-width: 620px;
    margin: 0 auto 32px;
    line-height: 1.7;
}

.contact-subtext {
    font-size: 0.88rem !important;
    color: var(--text-muted) !important;
    margin-top: 22px !important;
    margin-bottom: 0 !important;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.site-footer {
    padding: 75px 0 0;
    background: #0E131F;
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 50px;
    padding-bottom: 50px;
    border-bottom: 1px solid var(--border-subtle);
}

.footer-desc {
    color: var(--text-secondary);
    font-size: 0.94rem;
    max-width: 340px;
    margin-top: 10px;
    margin-bottom: 14px;
    line-height: 1.6;
}

.footer-registered {
    font-size: 0.88rem;
    color: var(--text-muted);
}

.footer-registered strong {
    color: #FFFFFF;
}

.footer-col-links h4,
.footer-col-contact h4 {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    color: #FFFFFF;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 18px;
}

.footer-col-links ul {
    list-style: none;
}

.footer-col-links li {
    margin-bottom: 8px;
}

.footer-col-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.92rem;
    transition: color 0.2s ease;
}

.footer-col-links a:hover {
    color: #FFFFFF;
}

.footer-col-contact p a {
    color: #FFFFFF;
    text-decoration: none;
    font-size: 1.05rem;
    font-weight: 500;
}

.location-text {
    color: var(--text-muted);
    font-size: 0.88rem;
    margin-top: 6px;
    margin-bottom: 14px;
}

.github-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.88rem;
    display: inline-block;
}

.github-link:hover {
    color: #FFFFFF;
}

.footer-bottom {
    padding: 24px 0;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.bottom-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* ==========================================================================
   RESPONSIVIDAD MÓVIL
   ========================================================================== */

@media (max-width: 860px) {
    html, body {
        overflow-x: hidden !important;
        max-width: 100vw;
    }

    .container {
        padding: 0 18px;
    }

    /* Navbar Móvil con Menú Desplegable */
    .nav-container {
        height: 64px;
        position: relative;
    }

    .brand-text {
        font-size: 1.1rem;
    }

    .logo-symbol {
        width: 32px;
        height: 32px;
    }

    .nav-toggle {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 5px;
        width: 42px;
        height: 42px;
        background: var(--bg-surface);
        border: 1px solid var(--border-medium);
        border-radius: 8px;
        cursor: pointer;
        padding: 0;
        z-index: 101;
    }

    .nav-toggle span {
        display: block;
        width: 20px;
        height: 2px;
        background-color: #FFFFFF;
        transition: all 0.3s ease;
        border-radius: 2px;
    }

    .nav-toggle.open span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .nav-toggle.open span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.open span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        width: 100%;
        background: rgba(17, 24, 39, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border-subtle);
        flex-direction: column;
        align-items: stretch;
        padding: 20px 24px 28px;
        gap: 16px;
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
    }

    .nav-links.active {
        display: flex;
        animation: fadeInMenu 0.25s ease-out;
    }

    @keyframes fadeInMenu {
        from { opacity: 0; transform: translateY(-8px); }
        to { opacity: 1; transform: translateY(0); }
    }

    .nav-links a {
        font-size: 1.05rem;
        padding: 10px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        display: block;
        width: 100%;
    }

    .nav-links .btn-nav {
        text-align: center;
        margin-top: 8px;
        padding: 12px;
        border-radius: 8px;
    }

    /* Hero Section Móvil */
    .hero-section {
        padding: 60px 0 60px;
    }

    .hero-title {
        font-size: 2.15rem;
        line-height: 1.2;
    }

    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 30px;
    }

    .badge-chip {
        font-size: 0.78rem;
        padding: 6px 14px;
        white-space: normal;
        text-align: center;
        max-width: 100%;
        line-height: 1.4;
    }

    .hero-actions {
        flex-direction: column;
        gap: 12px;
        width: 100%;
        max-width: 320px;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions .btn {
        width: 100%;
        text-align: center;
    }
    
    .services-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .approach-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .credentials-strip {
        flex-direction: column;
        gap: 8px;
    }
    
    .credentials-strip .dot {
        display: none;
    }

    .contact-box {
        padding: 40px 18px;
    }

    .contact-box h2 {
        font-size: 1.75rem;
    }

    .contact-action-row .btn {
        width: 100%;
        font-size: 0.95rem;
        padding: 14px 16px;
        word-break: break-all;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .bottom-bar {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}