/* ========================================
   NUCLEUS SISTEMAS - LANDING PAGE CSS
   Modern, Professional & High-Converting
======================================== */

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

:root {
    /* Primary Colors */
    --primary-color: #0066FF;
    --primary-dark: #0052CC;
    --primary-light: #3385FF;
    --primary-lighter: #66A3FF;

    /* Secondary Colors */
    --secondary-color: #00D4AA;
    --secondary-dark: #00B894;
    --secondary-light: #33DDB8;

    /* Dark Theme */
    --dark-bg: #0A1628;
    --dark-blue: #162339;
    --darker-blue: #0D1520;
    --darkest: #060B14;

    /* Text Colors */
    --text-primary: #FFFFFF;
    --text-secondary: #B8C5D6;
    --text-muted: #8899AA;
    --text-dark: #1A1A1A;

    /* Gradients */
    --gradient-1: linear-gradient(135deg, #0066FF 0%, #00D4AA 100%);
    --gradient-2: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-3: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-4: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-5: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --gradient-6: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    --gradient-7: linear-gradient(135deg, #30cfd0 0%, #330867 100%);
    --gradient-8: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    --gradient-9: linear-gradient(135deg, #ff9a56 0%, #ff6a88 100%);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 102, 255, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 102, 255, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 102, 255, 0.2);
    --shadow-xl: 0 12px 48px rgba(0, 102, 255, 0.25);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-round: 50%;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-normal);
}

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

ul {
    list-style: none;
}

/* === UTILITY CLASSES === */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.highlight {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gradient-1 { background: var(--gradient-1); }
.gradient-2 { background: var(--gradient-2); }
.gradient-3 { background: var(--gradient-3); }
.gradient-4 { background: var(--gradient-4); }
.gradient-5 { background: var(--gradient-5); }
.gradient-6 { background: var(--gradient-6); }
.gradient-7 { background: var(--gradient-7); }
.gradient-8 { background: var(--gradient-8); }
.gradient-9 { background: var(--gradient-9); }

/* === HEADER & NAVIGATION === */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 22, 40, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition-normal);
}

.header.scrolled {
    background: rgba(10, 22, 40, 0.95);
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.2rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.6rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
}

.logo i {
    font-size: 1.8rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo span {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-menu a {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
}

.nav-menu a:not(.cta-button):hover {
    color: var(--text-primary);
}

.nav-menu a:not(.cta-button)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: width var(--transition-normal);
}

.nav-menu a:not(.cta-button):hover::after {
    width: 100%;
}

.cta-button {
    background: var(--gradient-1);
    color: white !important;
    padding: 0.7rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: all var(--transition-normal);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 1001;
}

/* === HERO SECTION === */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 10rem 2rem 6rem;
    background: var(--dark-bg);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(0, 102, 255, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(0, 212, 170, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(102, 126, 234, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: rgba(0, 102, 255, 0.1);
    border: 1px solid rgba(0, 102, 255, 0.3);
    padding: 0.6rem 1.8rem;
    border-radius: 50px;
    margin-bottom: 2rem;
    font-size: 0.9rem;
    color: var(--secondary-color);
    font-weight: 600;
    backdrop-filter: blur(10px);
}

.hero-badge i {
    margin-right: 0.5rem;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    margin-bottom: 1.5rem;
    line-height: 1.1;
    font-weight: 800;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.hero-subtitle strong {
    color: var(--text-primary);
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 4rem;
}

.btn-primary,
.btn-secondary {
    padding: 1.1rem 2.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1.05rem;
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient-1);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 102, 255, 0.35);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.trust-badge i {
    font-size: 1.4rem;
    color: var(--secondary-color);
}

/* === SECTION STYLES === */
.section {
    padding: 6rem 2rem;
    position: relative;
}

.section-bg-alt {
    background: var(--dark-blue);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-badge {
    display: inline-block;
    background: rgba(0, 102, 255, 0.1);
    border: 1px solid rgba(0, 102, 255, 0.3);
    padding: 0.5rem 1.3rem;
    border-radius: 50px;
    margin-bottom: 1.5rem;
    font-size: 0.85rem;
    color: var(--secondary-color);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3.2rem);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.section-title-left {
    font-size: clamp(2rem, 4vw, 2.8rem);
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.section-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-secondary);
    max-width: 750px;
    margin: 0 auto;
    line-height: 1.7;
}

/* === ABOUT SECTION === */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
}

.about-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-description strong {
    color: var(--text-primary);
}

.btn-learn-more {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--gradient-1);
    color: white;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    margin-top: 1.5rem;
    transition: all var(--transition-normal);
}

.btn-learn-more:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-learn-more i {
    transition: transform var(--transition-normal);
}

.btn-learn-more:hover i {
    transform: translateX(5px);
}

.about-features {
    display: grid;
    gap: 1.2rem;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 1.2rem;
    padding: 1.5rem;
    background: rgba(0, 102, 255, 0.04);
    border-radius: var(--radius-md);
    border: 1px solid rgba(0, 102, 255, 0.1);
    transition: all var(--transition-normal);
}

.feature-item:hover {
    background: rgba(0, 102, 255, 0.08);
    border-color: rgba(0, 102, 255, 0.25);
    transform: translateX(8px);
}

.feature-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background: var(--gradient-1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: white;
}

.feature-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.feature-content p {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.6;
}

/* === SOLUTIONS SECTION === */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 2rem;
}

.solution-card {
    background: var(--dark-blue);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-1);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

.solution-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(0, 102, 255, 0.3);
}

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

.solution-icon {
    width: 75px;
    height: 75px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.8rem;
    font-size: 2.2rem;
    color: white;
}

.solution-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.solution-card > p {
    color: var(--text-secondary);
    margin-bottom: 1.8rem;
    line-height: 1.7;
    font-size: 1rem;
}

.solution-features {
    margin-bottom: 2rem;
}

.solution-features li {
    color: var(--text-secondary);
    margin-bottom: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.95rem;
}

.solution-features li i {
    color: var(--secondary-color);
    font-size: 0.9rem;
    min-width: 16px;
}

.solution-target {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.solution-target strong {
    color: var(--primary-light);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.7rem;
    letter-spacing: 0.5px;
}

.solution-target p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.6;
}

.solution-link {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--primary-light);
    font-weight: 600;
    font-size: 0.95rem;
    margin-top: 1.5rem;
    transition: gap var(--transition-normal);
}

.solution-link:hover {
    gap: 1rem;
}

/* === DIFFERENTIALS SECTION === */
.differentials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.differential-card {
    text-align: center;
    padding: 2.5rem 2rem;
    background: rgba(0, 102, 255, 0.04);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 102, 255, 0.1);
    transition: all var(--transition-normal);
}

.differential-card:hover {
    background: rgba(0, 102, 255, 0.08);
    border-color: rgba(0, 102, 255, 0.3);
    transform: translateY(-8px);
}

.differential-icon {
    width: 85px;
    height: 85px;
    border-radius: var(--radius-round);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.8rem;
    font-size: 2.2rem;
    color: white;
}

.differential-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.differential-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 1rem;
}

/* === STATS & SOCIAL PROOF === */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 5rem;
}

.stat-card {
    text-align: center;
    padding: 2rem;
    background: rgba(0, 102, 255, 0.04);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 102, 255, 0.1);
    transition: all var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-5px);
    background: rgba(0, 102, 255, 0.08);
}

.stat-icon {
    width: 70px;
    height: 70px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    line-height: 1;
}

.stat-number span {
    font-size: 2rem;
}

.stat-label {
    font-size: 1.05rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* === TESTIMONIALS === */
.testimonials {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: var(--dark-blue);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    transition: all var(--transition-normal);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 102, 255, 0.3);
}

.testimonial-quote {
    font-size: 4rem;
    color: var(--primary-color);
    opacity: 0.2;
    line-height: 1;
    margin-bottom: 1rem;
    font-family: Georgia, serif;
}

.testimonial-text {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
    font-style: italic;
    font-size: 1rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 55px;
    height: 55px;
    border-radius: var(--radius-round);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
}

.author-info h4 {
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 0.3rem;
}

.author-info p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
}

/* === CTA SECTION === */
.cta-section {
    padding: 7rem 2rem;
    position: relative;
    overflow: hidden;
    background: var(--gradient-1);
}

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

.cta-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    text-align: center;
}

.cta-icon {
    width: 90px;
    height: 90px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-round);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    font-size: 2.5rem;
    color: white;
    backdrop-filter: blur(10px);
}

.cta-section h2 {
    font-size: clamp(2rem, 4vw, 3.2rem);
    margin-bottom: 1.5rem;
    color: white;
}

.cta-section p {
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.btn-white {
    background: white;
    color: var(--primary-color);
    padding: 1.2rem 2.8rem;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 1.1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    transition: all var(--transition-normal);
}

.btn-white:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.25);
}

.btn-outline-white {
    background: transparent;
    color: white;
    padding: 1.2rem 2.8rem;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 1.1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    border: 2px solid white;
    transition: all var(--transition-normal);
}

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

.cta-features {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.cta-feature {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: white;
    font-weight: 500;
}

.cta-feature i {
    font-size: 1.2rem;
}

/* === CONTACT SECTION === */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
}

.contact-info h3 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
}

.contact-description {
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    font-size: 1.1rem;
    line-height: 1.8;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    padding: 1.5rem;
    background: rgba(0, 102, 255, 0.04);
    border-radius: var(--radius-md);
    border: 1px solid rgba(0, 102, 255, 0.1);
    transition: all var(--transition-normal);
}

.contact-method:hover {
    background: rgba(0, 102, 255, 0.08);
    transform: translateX(5px);
}

.contact-method-icon {
    width: 55px;
    height: 55px;
    min-width: 55px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.contact-method-info h4 {
    font-size: 1rem;
    margin-bottom: 0.3rem;
    color: var(--text-primary);
}

.contact-method-info p {
    font-size: 1rem;
    color: var(--text-secondary);
    margin: 0;
}

.social-contact h4 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    transition: all var(--transition-normal);
}

.social-link:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

/* === FORM === */
.form-container {
    background: var(--dark-blue);
    padding: 3rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-row:has(.form-group:only-child) {
    grid-template-columns: 1fr;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.7rem;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
}

.form-group label i {
    color: var(--primary-light);
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.2rem;
    background: var(--darker-blue);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: all var(--transition-normal);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(0, 102, 255, 0.05);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 130px;
}

.form-submit {
    width: 100%;
    padding: 1.3rem;
    background: var(--gradient-1);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.7rem;
    transition: all var(--transition-normal);
}

.form-submit:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.form-privacy {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 1rem;
}

.form-privacy i {
    color: var(--secondary-color);
    margin-right: 0.4rem;
}

/* === FOOTER === */
.footer {
    background: var(--darker-blue);
    padding: 5rem 2rem 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    font-size: 1.7rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-logo i {
    font-size: 1.8rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-logo span {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-description {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
    font-size: 0.95rem;
}

.footer-certifications {
    display: flex;
    gap: 1rem;
}

.certification-badge {
    background: rgba(0, 102, 255, 0.1);
    border: 1px solid rgba(0, 102, 255, 0.2);
    padding: 0.8rem 1rem;
    border-radius: var(--radius-sm);
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary-light);
}

.certification-badge i {
    display: block;
    font-size: 1.5rem;
    margin-bottom: 0.3rem;
}

.footer-section h4 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    transition: var(--transition-normal);
}

.footer-links a:hover {
    color: var(--primary-light);
    transform: translateX(5px);
}

.footer-links a i {
    font-size: 0.7rem;
}

.newsletter-text {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.9rem;
    line-height: 1.6;
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.newsletter-form input {
    flex: 1;
    padding: 0.9rem 1rem;
    background: var(--darker-blue);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.newsletter-form button {
    width: 50px;
    background: var(--gradient-1);
    border: none;
    border-radius: var(--radius-sm);
    color: white;
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition-normal);
}

.newsletter-form button:hover {
    transform: scale(1.05);
}

.footer-social h4 {
    font-size: 1rem;
    margin-bottom: 1rem;
}

.footer-social .social-links {
    display: flex;
    gap: 0.8rem;
}

.footer-social .social-link {
    width: 45px;
    height: 45px;
    background: rgba(0, 102, 255, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-light);
    font-size: 1.1rem;
    transition: all var(--transition-normal);
}

.footer-social .social-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 2.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom-content {
    text-align: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.footer-dev {
    font-size: 0.85rem;
}

.footer-dev i {
    color: #ff6b6b;
    animation: heartbeat 1.5s ease-in-out infinite;
}

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

/* === FLOATING BUTTONS === */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 65px;
    height: 65px;
    background: #25D366;
    border-radius: var(--radius-round);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    color: white;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
    z-index: 999;
    transition: all var(--transition-normal);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 28px rgba(37, 211, 102, 0.7);
}

.scroll-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-1);
    border: none;
    border-radius: var(--radius-round);
    color: white;
    font-size: 1.3rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* === RESPONSIVE === */
@media (max-width: 1200px) {
    .footer-content {
        grid-template-columns: repeat(3, 1fr);
    }

    .footer-about {
        grid-column: span 3;
    }
}

@media (max-width: 1024px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 320px;
        height: 100vh;
        background: var(--dark-blue);
        flex-direction: column;
        padding: 6rem 2rem 2rem;
        transition: right var(--transition-normal);
        box-shadow: -8px 0 24px rgba(0, 0, 0, 0.4);
        align-items: flex-start;
    }

    .nav-menu.active {
        right: 0;
    }

    .menu-toggle {
        display: block;
    }

    .about-content,
    .contact-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .solutions-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .section {
        padding: 4rem 1.5rem;
    }

    .hero {
        padding: 8rem 1.5rem 4rem;
    }

    .hero-cta {
        flex-direction: column;
    }

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

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

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

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

    .footer-about {
        grid-column: span 1;
    }

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

    .cta-buttons {
        flex-direction: column;
    }

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

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }

    .scroll-top {
        bottom: 20px;
        left: 20px;
    }
}

@media (max-width: 480px) {
    .trust-badges {
        gap: 1.5rem;
    }

    .trust-badge {
        font-size: 0.85rem;
    }

    .certification-badge {
        padding: 0.6rem 0.8rem;
        font-size: 0.7rem;
    }

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