/* =====================================================
   Web Solutions SV - Premium Dark Mode Landing Page
   Color Principal: Navy (#000080)
   ===================================================== */

/* ===== CSS VARIABLES ===== */
:root {
    /* Navy Color Scale */
    --primary-50: #E6E6FF;
    --primary-100: #CCCCFF;
    --primary-200: #9999FF;
    --primary-300: #6666FF;
    --primary-400: #3333FF;
    --primary-500: #000080;
    /* Navy Base */
    --primary-600: #000066;
    --primary-700: #00004D;
    --primary-800: #000033;
    --primary-900: #00001A;

    /* Backgrounds - Suavizados */
    --bg-primary: #0F0F14;
    --bg-secondary: #16161D;
    --bg-tertiary: #1E1E28;

    /* Text Colors */
    --text-primary: #FFFFFF;
    --text-secondary: #E4E4E7;
    --text-tertiary: #A1A1AA;
    --text-quaternary: #71717A;

    /* Accent Colors */
    --success: #22C55E;
    --info: #3B82F6;
    --warning: #F59E0B;

    /* Spacing */
    --container-width: 1200px;
    --section-padding: 120px;
}

/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    line-height: 1.2;
}

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

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

/* ===== CONTAINER ===== */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== PARTICLES BACKGROUND ===== */
.particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: radial-gradient(circle, var(--primary-500), transparent);
    border-radius: 50%;
    opacity: 0.4;
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 24px 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(24px);
    border-bottom: 1px solid rgba(0, 0, 128, 0.1);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    padding: 16px 0;
}

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

.nav-logo {
    display: flex;
    align-items: center;
}

.logo-image {
    border-radius: 8px;
    object-fit: contain;
    transition: transform 0.3s ease;
    height: auto;
    max-height: 80px;
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-link {
    position: relative;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-500);
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: var(--primary-400);
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 28px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

/* ===== BUTTONS ===== */
.btn-primary,
.btn-primary-small {
    background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-500) 30%, var(--primary-400) 60%, var(--primary-500) 100%);
    background-size: 200% 200%;
    animation: gradient-shift 4s ease infinite;
    color: #ffffff;
    font-weight: 600;
    padding: 16px 32px;
    border-radius: 12px;
    border: none;
    box-shadow: 0 0 0 1px rgba(0, 0, 128, 0.5), 0 4px 24px rgba(0, 0, 128, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary-small {
    padding: 12px 24px;
    font-size: 14px;
}

.btn-primary:hover,
.btn-primary-small:hover {
    transform: translateY(-2px) scale(1.02);
    filter: brightness(1.1);
    box-shadow: 0 0 0 2px rgba(0, 0, 128, 0.8), 0 8px 40px rgba(0, 0, 128, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    font-weight: 600;
    padding: 16px 32px;
    border-radius: 12px;
    border: 2px solid rgba(0, 0, 128, 0.3);
    transition: all 0.3s ease;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-secondary:hover {
    border-color: var(--primary-500);
    background: rgba(0, 0, 128, 0.1);
    transform: translateY(-2px);
}

.btn-large {
    padding: 20px 40px;
    font-size: 18px;
}

@keyframes gradient-shift {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 100px;
    background: radial-gradient(ellipse at top, rgba(0, 0, 128, 0.1) 0%, transparent 50%);
}

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

.hero-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(0, 0, 128, 0.1);
    border: 1px solid rgba(0, 0, 128, 0.2);
    border-radius: 24px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 24px;
    animation: fade-in-up 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-title {
    font-size: 76px;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
    opacity: 0;
    animation: fade-in-up 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-400));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    opacity: 0;
    animation: fade-in-up 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.4s forwards;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
    opacity: 0;
    animation: scale-in 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55) 0.6s forwards;
}

.hero-stats {
    display: flex;
    gap: 48px;
    opacity: 0;
    animation: fade-in-up 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.8s forwards;
}

.stat-item {
    text-align: left;
}

.stat-number {
    font-size: 48px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-400));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-tertiary);
}

/* ===== HERO VISUAL ===== */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.sphere {
    width: 500px;
    height: 500px;
    position: relative;
    transform-style: preserve-3d;
    animation: float 6s ease-in-out infinite;
    opacity: 0;
    animation: fade-in-rotate 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.sphere-inner {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 128, 0.1) 0%, rgba(0, 0, 255, 0.2) 100%);
    border-radius: 50%;
    border: 2px solid rgba(0, 0, 128, 0.3);
    box-shadow: 0 0 60px rgba(0, 0, 128, 0.4), 0 0 120px rgba(0, 0, 128, 0.3), inset 0 0 60px rgba(0, 0, 128, 0.2);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.sphere-icon {
    filter: drop-shadow(0 0 20px rgba(0, 0, 128, 0.6));
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    25% {
        transform: translateY(-20px) rotate(2deg);
    }

    50% {
        transform: translateY(-10px) rotate(-2deg);
    }

    75% {
        transform: translateY(-30px) rotate(1deg);
    }
}

@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

@keyframes scale-in {
    from {
        opacity: 0;
        transform: scale(0.8);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes fade-in-rotate {
    from {
        opacity: 0;
        transform: rotate(-10deg) scale(0.9);
    }

    to {
        opacity: 1;
        transform: rotate(0deg) scale(1);
    }
}

/* ===== SOCIAL PROOF ===== */
.social-proof {
    padding: 60px 0;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.social-proof-text {
    font-size: 14px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 32px;
}

.clients-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 60px;
    flex-wrap: wrap;
}

.client-logo {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-quaternary);
    filter: grayscale(100%);
    transition: all 0.3s ease;
}

.client-logo:hover {
    filter: grayscale(0%);
    color: var(--primary-500);
}

/* ===== SECTION COMMON ===== */
section {
    position: relative;
    padding: var(--section-padding) 0;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(0, 0, 128, 0.1);
    border: 1px solid rgba(0, 0, 128, 0.2);
    border-radius: 24px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 24px;
}

.section-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== GLASS CARD ===== */
.glass-card {
    background: linear-gradient(135deg, rgba(0, 0, 128, 0.08) 0%, rgba(0, 0, 128, 0.04) 50%, rgba(0, 0, 128, 0.08) 100%);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid rgba(0, 0, 128, 0.15);
    border-radius: 24px;
    padding: 32px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.2), inset 0 1px 0 0 rgba(255, 255, 255, 0.05);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-card:hover {
    border-color: rgba(0, 0, 128, 0.35);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 128, 0.35);
    transform: translateY(-4px);
    opacity: 1 !important;
    /* Asegurar que la card permanezca visible al hacer hover */
}

/* Asegurar que elementos revelados mantengan su opacidad */
.glass-card.revealed,
.service-card-flip.revealed,
.testimonial-card.revealed {
    opacity: 1 !important;
}

/* ===== SERVICES SECTION ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.service-card-flip {
    height: 400px;
    position: relative;
    z-index: 1;
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.35s ease;
    border-radius: 24px;
    overflow: hidden;
    cursor: pointer;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.service-card-flip::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 24px;
    border: 1.5px solid transparent;
    background: linear-gradient(135deg, rgba(80, 120, 255, 0), rgba(80, 120, 255, 0)) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: destination-out;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.35s ease;
    z-index: 2;
    pointer-events: none;
}

.service-card-flip:hover::before {
    opacity: 1;
    background: linear-gradient(135deg, rgba(80, 140, 255, 0.8), rgba(0, 60, 200, 0.3)) border-box;
}

.service-card-flip:hover {
    z-index: 100;
    transform: translateY(-14px) scale(1.03);
    box-shadow: 0 30px 60px -10px rgba(0, 0, 200, 0.55), 0 0 0 1px rgba(80, 120, 255, 0.45);
}

.service-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
}

.service-card-front,
.service-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 24px;
    overflow: hidden;
}

.service-card-front {
    background: var(--bg-tertiary);
}

.service-card-back {
    background: var(--bg-tertiary);
    display: none;
}

.service-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

.service-card-flip:hover .service-image-placeholder {
    transform: scale(1.08);
}

.service-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 32px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
}

.service-title-front {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
}

.service-card-back {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 40px;
}

.service-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.service-title-back {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 16px;
}

.service-description {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.6;
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.feature-tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 14px;
    background: linear-gradient(135deg, rgba(40, 80, 220, 0.18) 0%, rgba(10, 30, 120, 0.22) 100%);
    border: 1px solid rgba(80, 130, 255, 0.3);
    border-radius: 999px;
    font-size: 11.5px;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: rgba(140, 180, 255, 0.95);
    text-transform: uppercase;
    box-shadow: 0 0 8px rgba(60, 100, 255, 0.12), inset 0 1px 0 rgba(255,255,255,0.06);
    transition: background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease, color 0.25s ease;
    cursor: default;
}

.feature-tag::before {
    content: '';
    display: inline-block;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: rgba(100, 160, 255, 0.7);
    box-shadow: 0 0 5px rgba(100, 160, 255, 0.6);
    flex-shrink: 0;
}

.feature-tag:hover {
    background: linear-gradient(135deg, rgba(60, 110, 255, 0.3) 0%, rgba(20, 50, 180, 0.35) 100%);
    border-color: rgba(100, 160, 255, 0.65);
    box-shadow: 0 0 14px rgba(60, 110, 255, 0.35), inset 0 1px 0 rgba(255,255,255,0.1);
    color: #fff;
    transform: translateY(-2px);
}

/* ===== SOLUTIONS SECTION ===== */
.dashboard-preview {
    max-width: 1000px;
    margin: 0 auto;
}

.dashboard-header {
    padding: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.dashboard-tabs {
    display: flex;
    gap: 24px;
}

.tab {
    padding: 12px 24px;
    font-weight: 500;
    color: var(--text-tertiary);
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 8px;
}

.tab.active {
    background: rgba(0, 0, 128, 0.2);
    color: var(--primary-400);
}

.dashboard-content {
    padding: 40px;
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

.stat-card {
    text-align: center;
    padding: 24px;
}

.stat-icon {
    font-size: 32px;
    margin-bottom: 12px;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-400);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-tertiary);
}

/* ===== ABOUT SECTION ===== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 80px;
    align-items: center;
}

.about-image-wrapper {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-text {
    text-align: left;
}

.about-description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.8;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 40px;
}

.about-feature {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.feature-icon {
    width: 32px;
    height: 32px;
    background: var(--primary-500);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: white;
    font-weight: 700;
}

.feature-text h4 {
    font-size: 18px;
    margin-bottom: 4px;
}

.feature-text p {
    font-size: 14px;
    color: var(--text-tertiary);
}

/* ===== TESTIMONIALS ===== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.testimonial-card {
    padding: 40px;
}

.testimonial-rating {
    margin-bottom: 20px;
}

.star {
    color: #F59E0B;
    font-size: 20px;
}

.testimonial-text {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 24px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 48px;
    height: 48px;
    background: var(--primary-500);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
}

.author-info h4 {
    font-size: 16px;
    margin-bottom: 4px;
}

.author-info p {
    font-size: 14px;
    color: var(--text-tertiary);
}

/* ===== CTA SECTION ===== */
.cta-section {
    background: radial-gradient(ellipse at center, rgba(0, 0, 128, 0.3) 0%, transparent 70%);
    text-align: center;
}

.cta-title {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 24px;
}

.cta-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 24px;
}

.cta-note {
    font-size: 14px;
    color: var(--text-tertiary);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 80px 0 32px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 16px;
}

.footer-description {
    color: var(--text-tertiary);
    margin-bottom: 24px;
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(0, 0, 128, 0.1);
    border: 1px solid rgba(0, 0, 128, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--primary-500);
    color: white;
    transform: translateY(-2px);
}

.footer-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-tertiary);
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-400);
}

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

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-tertiary);
    margin-bottom: 16px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-quaternary);
    font-size: 14px;
}

.footer-legal {
    display: flex;
    gap: 16px;
}

.footer-legal a:hover {
    color: var(--primary-400);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-visual {
        order: -1;
    }

    .sphere {
        width: 350px;
        height: 350px;
    }

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

    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about-feature {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(10, 10, 20, 0.97);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 32px;
        z-index: 999;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links .nav-link {
        font-size: 22px;
        font-weight: 600;
    }

    .nav-links .btn-primary-small {
        font-size: 16px;
        padding: 14px 32px;
    }

    .mobile-menu-toggle {
        display: flex;
        z-index: 1000;
        position: relative;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

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

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }

    .sphere {
        width: 250px;
        height: 250px;
    }

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

    .service-card-flip {
        height: auto;
        min-height: 320px;
        cursor: default;
    }

    /* En móvil mostrar directamente el contenido del reverso, sin flip */
    .service-card-flip .service-card-front {
        display: none;
    }

    .service-card-flip .service-card-back {
        position: relative;
        display: flex;
        height: auto;
        min-height: 320px;
        padding: 32px 24px;
    }

    .service-card-flip:hover {
        transform: none;
        box-shadow: none;
    }

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

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}