/* ============================================
   PulsandoTech - Premium Landing Page Styles
   ============================================ */

/* CSS Variables */
:root {
    /* Colors */
    --color-primary: #6366f1;
    --color-primary-dark: #4f46e5;
    --color-primary-light: #818cf8;
    --color-secondary: #0ea5e9;
    --color-accent: #f59e0b;

    --color-dark: #0f172a;
    --color-dark-light: #1e293b;
    --color-gray-900: #111827;
    --color-gray-800: #1f2937;
    --color-gray-700: #374151;
    --color-gray-600: #4b5563;
    --color-gray-500: #6b7280;
    --color-gray-400: #9ca3af;
    --color-gray-300: #d1d5db;
    --color-gray-200: #e5e7eb;
    --color-gray-100: #f3f4f6;
    --color-white: #ffffff;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    --gradient-dark: linear-gradient(180deg, var(--color-dark) 0%, var(--color-dark-light) 100%);
    --gradient-hero: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(14, 165, 233, 0.15) 100%);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Space Grotesk', var(--font-primary);

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;

    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-gray-300);
    background-color: var(--color-dark);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

ul, ol {
    list-style: none;
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    border: none;
    outline: none;
    background: none;
}

button {
    cursor: pointer;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ============================================
   Header & Navigation
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
}

.header.scrolled {
    padding: var(--space-sm) 0;
    background: rgba(15, 23, 42, 0.95);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xl);
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-white);
}

.nav__logo-icon {
    width: 40px;
    height: 40px;
    color: var(--color-primary);
}

.nav__logo strong {
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav__menu {
    display: flex;
    align-items: center;
}

.nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav__link {
    position: relative;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-gray-300);
    transition: color var(--transition-fast);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

.nav__link:hover {
    color: var(--color-white);
}

.nav__link:hover::after {
    width: 100%;
}

.nav__actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.lang-switcher {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-gray-300);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.lang-switcher:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
}

.nav__toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-white);
    transition: all var(--transition-fast);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.75rem 1.5rem;
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.btn--primary {
    color: var(--color-white);
    background: var(--gradient-primary);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

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

.btn--outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn--white {
    color: var(--color-dark);
    background: var(--color-white);
}

.btn--white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn--lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn--full {
    width: 100%;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(80px + var(--space-3xl)) 0 var(--space-3xl);
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero__gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.hero__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero__particles {
    position: absolute;
    inset: 0;
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero__content {
    max-width: 600px;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary-light);
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-lg);
}

.hero__title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--color-white);
    margin-bottom: var(--space-lg);
}

.hero__title span {
    display: block;
}

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

.hero__description {
    font-size: 1.125rem;
    color: var(--color-gray-400);
    margin-bottom: var(--space-xl);
    max-width: 500px;
}

.hero__buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.hero__stats {
    display: flex;
    gap: var(--space-2xl);
}

.hero__stat {
    text-align: center;
}

.hero__stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-white);
}

.hero__stat-label {
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

/* Code Window */
.hero__visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero__code-window {
    width: 100%;
    max-width: 480px;
    background: var(--color-gray-900);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-glow);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.code-window__header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.code-window__dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.code-window__dot--red { background: #ef4444; }
.code-window__dot--yellow { background: #f59e0b; }
.code-window__dot--green { background: #22c55e; }

.code-window__title {
    margin-left: auto;
    font-size: 0.8125rem;
    color: var(--color-gray-500);
}

.code-window__content {
    padding: var(--space-lg);
    font-family: 'Fira Code', 'Monaco', monospace;
    font-size: 0.875rem;
    line-height: 1.8;
    overflow-x: auto;
}

.code-keyword { color: #c678dd; }
.code-variable { color: #e5c07b; }
.code-function { color: #61afef; }
.code-method { color: #61afef; }
.code-property { color: #e06c75; }
.code-string { color: #98c379; }
.code-boolean { color: #d19a66; }

/* Hero Scroll */
.hero__scroll {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    color: var(--color-gray-500);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* ============================================
   Section Styles
   ============================================ */
.section__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-3xl);
}

.section__badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary-light);
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-md);
}

.section__title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.section__description {
    font-size: 1.0625rem;
    color: var(--color-gray-400);
}

/* ============================================
   Services Section
   ============================================ */
.services {
    padding: var(--space-4xl) 0;
    background: var(--color-dark-light);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
}

.service-card {
    position: relative;
    padding: var(--space-xl);
    background: var(--color-dark);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-glow);
}

.service-card--featured {
    border-color: rgba(99, 102, 241, 0.3);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(14, 165, 233, 0.05) 100%);
}

.service-card__badge {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-white);
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
}

.service-card__icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-lg);
}

.service-card__icon svg {
    width: 32px;
    height: 32px;
    color: var(--color-primary);
}

.service-card__title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.service-card__description {
    font-size: 0.9375rem;
    color: var(--color-gray-400);
    margin-bottom: var(--space-lg);
}

.service-card__features {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.service-card__features li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    color: var(--color-gray-300);
}

.service-card__features li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
    flex-shrink: 0;
}

/* ============================================
   Solutions Section
   ============================================ */
.solutions {
    padding: var(--space-4xl) 0;
}

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

.solution-item {
    display: flex;
    gap: var(--space-lg);
    padding: var(--space-xl);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.solution-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(99, 102, 241, 0.2);
}

.solution-item__icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
}

.solution-item__icon svg {
    width: 28px;
    height: 28px;
    color: var(--color-white);
}

.solution-item__content h3 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.solution-item__content p {
    font-size: 0.9375rem;
    color: var(--color-gray-400);
}

/* ============================================
   About Section
   ============================================ */
.about {
    padding: var(--space-4xl) 0;
    background: var(--color-dark-light);
}

.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about__text {
    font-size: 1rem;
    color: var(--color-gray-400);
    margin-bottom: var(--space-md);
}

.about__text strong {
    color: var(--color-white);
}

.about__features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.about__feature {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9375rem;
    color: var(--color-gray-300);
}

.about__feature svg {
    width: 20px;
    height: 20px;
    color: var(--color-primary);
}

/* About Visual */
.about__visual {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.about__card {
    padding: var(--space-xl);
    background: var(--color-dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
}

.about__card-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.about__avatar {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-white);
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
}

.about__card-info h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-white);
}

.about__card-info span {
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

.about__card-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-accent);
    background: rgba(245, 158, 11, 0.1);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-md);
}

.about__card-badge svg {
    width: 14px;
    height: 14px;
}

.about__card-text {
    font-size: 0.9375rem;
    font-style: italic;
    color: var(--color-gray-400);
}

.about__techs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.tech-badge {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-gray-300);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.tech-badge:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.3);
    color: var(--color-primary-light);
}

/* ============================================
   CTA Section
   ============================================ */
.cta {
    padding: var(--space-4xl) 0;
    background: var(--gradient-primary);
}

.cta__content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta__title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.cta__text {
    font-size: 1.0625rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-xl);
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    padding: var(--space-4xl) 0;
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
}

.contact__text {
    font-size: 1rem;
    color: var(--color-gray-400);
    margin-bottom: var(--space-xl);
}

.contact__methods {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.contact__method {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 0.9375rem;
    color: var(--color-gray-300);
    transition: color var(--transition-fast);
}

.contact__method:hover {
    color: var(--color-white);
}

.contact__method svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
}

/* Contact Form */
.contact__form {
    padding: var(--space-xl);
    background: var(--color-dark-light);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
}

.form__group {
    margin-bottom: var(--space-lg);
}

.form__group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-gray-300);
    margin-bottom: var(--space-sm);
}

.form__group input,
.form__group select,
.form__group textarea {
    width: 100%;
    padding: var(--space-md);
    font-size: 1rem;
    color: var(--color-white);
    background: var(--color-dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.form__group input:focus,
.form__group select:focus,
.form__group textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form__group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='12' viewBox='0 0 12 12' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M3 4.5L6 7.5L9 4.5' stroke='%239ca3af' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form__group textarea {
    resize: vertical;
    min-height: 120px;
}

.form__success,
.form__error {
    margin-top: var(--space-lg);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    font-size: 0.9375rem;
    font-weight: 500;
    text-align: center;
}

.form__success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #22c55e;
}

.form__error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

.btn--loading {
    position: relative;
    pointer-events: none;
}

.btn--loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: var(--space-3xl) 0 var(--space-xl);
    background: var(--color-gray-900);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-3xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.footer__tagline {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
    margin-bottom: var(--space-lg);
}

.footer__social {
    display: flex;
    gap: var(--space-md);
}

.footer__social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-400);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.footer__social a:hover {
    color: var(--color-white);
    background: var(--color-primary);
}

.footer__social svg {
    width: 20px;
    height: 20px;
}

.footer__links h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-lg);
}

.footer__links ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer__links a {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    transition: color var(--transition-fast);
}

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

.footer__bottom {
    padding-top: var(--space-xl);
    text-align: center;
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

/* ============================================
   Animations (AOS-like)
   ============================================ */
[data-aos] {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos="zoom-in"] {
    transform: scale(0.95);
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0) translateX(0) scale(1);
}

/* ============================================
   Outsource IT Section
   ============================================ */
.outsource {
    padding: var(--space-4xl) 0;
    background: var(--color-dark);
}

.outsource__intro {
    max-width: 800px;
    margin: 0 auto var(--space-2xl);
    text-align: center;
}

.outsource__intro p {
    font-size: 1.125rem;
    color: var(--color-gray-300);
    line-height: 1.8;
}

.outsource__intro strong {
    color: var(--color-white);
}

.outsource__intro em {
    color: var(--color-primary-light);
    font-style: normal;
    font-weight: 600;
}

.benefit-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
}

.benefit-card {
    padding: var(--space-xl);
    background: var(--color-dark-light);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.benefit-card:hover {
    transform: translateY(-5px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-glow);
}

.benefit-card__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
}

.benefit-card__icon svg {
    width: 28px;
    height: 28px;
    color: var(--color-primary);
}

.benefit-card h4 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.benefit-card p {
    font-size: 0.9375rem;
    color: var(--color-gray-400);
    line-height: 1.7;
}

.outsource__cta {
    padding: var(--space-2xl);
    background: var(--gradient-primary);
    border-radius: var(--radius-2xl);
    text-align: center;
}

.outsource__cta h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.outsource__cta p {
    font-size: 1.0625rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-xl);
}

/* ============================================
   LATAM Developers Section
   ============================================ */
.latam {
    padding: var(--space-4xl) 0;
    background: var(--color-dark-light);
}

.latam__stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
    padding: var(--space-2xl);
    background: rgba(99, 102, 241, 0.05);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-xl);
}

.latam__stat {
    text-align: center;
}

.latam__stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary-light);
    margin-bottom: var(--space-xs);
}

.latam__stat-label {
    font-size: 0.875rem;
    color: var(--color-gray-400);
}

.latam__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
}

.latam__card {
    padding: var(--space-xl);
    background: var(--color-dark);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.latam__card:hover {
    border-color: rgba(99, 102, 241, 0.2);
}

.latam__card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
}

.latam__card-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-white);
}

.latam__card h4 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.latam__card p {
    font-size: 0.9375rem;
    color: var(--color-gray-400);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.latam__card-source {
    font-size: 0.75rem;
    color: var(--color-gray-500);
    font-style: italic;
}

.latam__quote {
    padding: var(--space-2xl);
    background: rgba(99, 102, 241, 0.05);
    border-left: 4px solid var(--color-primary);
    border-radius: 0 var(--radius-xl) var(--radius-xl) 0;
}

.latam__quote blockquote p {
    font-size: 1.125rem;
    font-style: italic;
    color: var(--color-gray-300);
    line-height: 1.8;
    margin-bottom: var(--space-md);
}

.latam__quote cite {
    font-size: 0.875rem;
    color: var(--color-primary-light);
    font-style: normal;
    font-weight: 600;
}

/* ============================================
   AI for Business Section
   ============================================ */
.ai-business {
    padding: var(--space-4xl) 0;
    background: var(--color-dark);
}

.ai__intro {
    max-width: 800px;
    margin: 0 auto var(--space-3xl);
    text-align: center;
}

.ai__intro p {
    font-size: 1.125rem;
    color: var(--color-gray-300);
    line-height: 1.8;
}

.ai__intro strong {
    color: var(--color-white);
}

.ai__usecases {
    max-width: 900px;
    margin: 0 auto var(--space-3xl);
}

.ai__usecase {
    display: flex;
    gap: var(--space-xl);
    padding: var(--space-xl) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.ai__usecase:last-child {
    border-bottom: none;
}

.ai__usecase-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    opacity: 0.5;
    flex-shrink: 0;
    width: 80px;
}

.ai__usecase-content h4 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.ai__usecase-content p {
    font-size: 1rem;
    color: var(--color-gray-400);
    line-height: 1.7;
}

.ai__usecase-content strong {
    color: var(--color-primary-light);
}

.ai__bottom {
    padding: var(--space-2xl);
    background: var(--gradient-primary);
    border-radius: var(--radius-2xl);
    text-align: center;
}

.ai__bottom h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.ai__bottom p {
    font-size: 1.0625rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   Responsive Design
   ============================================ */

/* New sections responsive */
@media (max-width: 1024px) {
    .benefit-cards {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

@media (max-width: 768px) {
    .benefit-cards {
        grid-template-columns: 1fr;
    }

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

    .ai__usecase {
        flex-direction: column;
        gap: var(--space-md);
    }

    .ai__usecase-number {
        width: auto;
        font-size: 1.5rem;
    }
}

@media (max-width: 1024px) {
    .hero__container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero__content {
        max-width: 100%;
    }

    .hero__description {
        max-width: 100%;
    }

    .hero__buttons {
        justify-content: center;
    }

    .hero__stats {
        justify-content: center;
    }

    .hero__visual {
        display: none;
    }

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

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

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

@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
    }

    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        padding: 100px var(--space-xl) var(--space-xl);
        background: var(--color-dark-light);
        border-left: 1px solid rgba(255, 255, 255, 0.05);
        transition: right var(--transition-base);
    }

    .nav__menu.active {
        right: 0;
    }

    .nav__list {
        flex-direction: column;
        gap: var(--space-lg);
    }

    .nav__toggle {
        display: flex;
    }

    .nav__toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav__toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav__toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero__stats {
        flex-direction: column;
        gap: var(--space-lg);
    }

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

    .footer__grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

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

@media (max-width: 480px) {
    .hero__buttons {
        flex-direction: column;
    }

    .btn--lg {
        width: 100%;
    }
}

/* ============================================
   Case Studies Section
   ============================================ */
.case-studies {
    padding: var(--space-4xl) 0;
    background: var(--color-dark-light);
}

.case-studies__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.case-card {
    padding: var(--space-xl);
    background: var(--color-dark);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.case-card:hover {
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.case-card__header {
    margin-bottom: var(--space-lg);
}

.case-card__industry {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-secondary);
    background: rgba(14, 165, 233, 0.1);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-sm);
}

.case-card__title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-white);
    margin: 0;
}

.case-card__challenge,
.case-card__solution {
    font-size: 0.9375rem;
    color: var(--color-gray-400);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.case-card__challenge strong,
.case-card__solution strong {
    color: var(--color-gray-300);
}

.case-card__results {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

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

.case-card__metric-value {
    display: block;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary-light);
    margin-bottom: 2px;
}

.case-card__metric-label {
    font-size: 0.75rem;
    color: var(--color-gray-500);
}

@media (max-width: 1024px) {
    .case-studies__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .case-studies__grid {
        grid-template-columns: 1fr;
    }

    .case-card__results {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ============================================
   Testimonials Section
   ============================================ */
.testimonials {
    padding: var(--space-4xl) 0;
    background: var(--color-dark);
}

.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.testimonial-card {
    padding: var(--space-xl);
    background: var(--color-dark-light);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.testimonial-card:hover {
    border-color: rgba(99, 102, 241, 0.2);
    transform: translateY(-5px);
}

.testimonial-card__stars {
    display: flex;
    gap: 2px;
    margin-bottom: var(--space-lg);
}

.testimonial-card__stars svg {
    width: 18px;
    height: 18px;
    color: #f59e0b;
}

.testimonial-card__text {
    font-size: 1rem;
    color: var(--color-gray-300);
    line-height: 1.8;
    margin-bottom: var(--space-xl);
    font-style: italic;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.testimonial-card__avatar {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-white);
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
}

.testimonial-card__info strong {
    display: block;
    font-size: 0.9375rem;
    color: var(--color-white);
    margin-bottom: 2px;
}

.testimonial-card__info span {
    font-size: 0.8125rem;
    color: var(--color-gray-500);
}

@media (max-width: 1024px) {
    .testimonials__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .testimonials__grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Blog Preview Section
   ============================================ */
.blog-preview {
    padding: var(--space-4xl) 0;
    background: var(--color-dark-light);
}

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

.blog-card {
    background: var(--color-dark);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

.blog-card:hover {
    transform: translateY(-5px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-glow);
}

.blog-card__image {
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(14, 165, 233, 0.1) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.blog-card__image-placeholder svg {
    width: 64px;
    height: 64px;
    color: var(--color-primary);
    opacity: 0.5;
}

.blog-card__content {
    padding: var(--space-xl);
}

.blog-card__category {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-primary-light);
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-md);
}

.blog-card__title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
    line-height: 1.4;
}

.blog-card__excerpt {
    font-size: 0.9375rem;
    color: var(--color-gray-400);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.blog-card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-primary-light);
    transition: all var(--transition-fast);
}

.blog-card__link:hover {
    color: var(--color-white);
    gap: var(--space-md);
}

.blog-card__link svg {
    transition: transform var(--transition-fast);
}

.blog-card__link:hover svg {
    transform: translateX(4px);
}

@media (max-width: 768px) {
    .blog-preview__grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   WhatsApp Floating Button
   ============================================ */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
}

.whatsapp-float__button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all var(--transition-base);
    animation: whatsapp-pulse 2s infinite;
}

.whatsapp-float__button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-float__button svg {
    width: 32px;
    height: 32px;
    fill: var(--color-white);
}

.whatsapp-float__tooltip {
    position: absolute;
    right: 75px;
    top: 50%;
    transform: translateY(-50%);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-dark-light);
    color: var(--color-white);
    font-size: 0.875rem;
    font-weight: 500;
    white-space: nowrap;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
}

.whatsapp-float__tooltip::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    border-width: 8px;
    border-style: solid;
    border-color: transparent transparent transparent var(--color-dark-light);
}

.whatsapp-float:hover .whatsapp-float__tooltip {
    opacity: 1;
    visibility: visible;
}

@keyframes whatsapp-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-float__button {
        width: 55px;
        height: 55px;
    }

    .whatsapp-float__button svg {
        width: 28px;
        height: 28px;
    }

    .whatsapp-float__tooltip {
        display: none;
    }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    .header,
    .hero__visual,
    .hero__scroll,
    .cta,
    .contact__form {
        display: none;
    }

    body {
        background: white;
        color: black;
    }

    .hero {
        min-height: auto;
        padding: 2rem 0;
    }
}