/* ===================================
   DevLine - Modern Web Development Agency
   CSS Stylesheet
   =================================== */

/* ===================================
   CSS VARIABLES & DESIGN TOKENS
   =================================== */
:root {
    /* Colors */
    --primary-gradient: linear-gradient(135deg, #00d4ff 0%, #8b5cf6 100%);
    --primary-cyan: #00d4ff;
    --primary-purple: #8b5cf6;
    --accent-pink: #ec4899;

    /* Neutrals */
    --bg-dark: #0a0a0f;
    --bg-darker: #050508;
    --bg-card: #12121a;
    --bg-card-hover: #1a1a24;
    --text-primary: #ffffff;
    --text-secondary: #a0a0b8;
    --text-muted: #6b6b80;

    /* Borders & Overlays */
    --border-color: rgba(255, 255, 255, 0.1);
    --overlay-dark: rgba(10, 10, 15, 0.95);

    /* Spacing */
    --container-width: 1200px;
    --section-padding: 120px 0;
    --card-padding: 2rem;

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

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px rgba(139, 92, 246, 0.3);
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

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

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

/* ===================================
   FLOATING WHATSAPP BUTTON
   =================================== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: var(--transition-normal);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
    color: white;
}

/* ===================================
   NAVIGATION
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 999;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(30px) saturate(180%);
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 0;
    min-height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    font-family: 'Space Grotesk', sans-serif;
}

.logo-icon {
    width: 40px;
    height: 40px;
}

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

.nav-menu {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.nav-menu li {
    list-style: none;
}

/* Ocultar elementos de footer en desktop */
.nav-menu-header,
.nav-menu-footer {
    display: none;
}

.nav-menu-list {
    display: flex;
    gap: 0;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
    position: relative;
    padding: 0.75rem 1.25rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: block;
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0.5rem;
    left: 1.25rem;
    right: 1.25rem;
    height: 2px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

.nav-link:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}

.nav-link-cta {
    background: var(--primary-gradient);
    padding: 0.75rem 1.75rem;
    border-radius: 12px;
    color: white !important;
    font-weight: 600;
    margin-left: 0.5rem;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.2);
}

.nav-link-cta::before {
    display: none;
}

.nav-link-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(139, 92, 246, 0.4);
    background: linear-gradient(135deg, #00d4ff 0%, #8b5cf6 100%) !important;
}

/* Ocultar nav-dot en desktop */
.nav-dot {
    display: none;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-normal);
}

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

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    overflow: hidden;
}

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

.hero-bg-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at top, rgba(139, 92, 246, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse at bottom right, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
}

.hero-grid-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.5;
}

.floating-shapes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.3;
    animation: float 20s infinite ease-in-out;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: var(--primary-purple);
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--primary-cyan);
    top: 50%;
    right: 10%;
    animation-delay: 5s;
}

.shape-3 {
    width: 250px;
    height: 250px;
    background: var(--accent-pink);
    bottom: 10%;
    left: 30%;
    animation-delay: 10s;
}

.shape-4 {
    width: 350px;
    height: 350px;
    background: var(--primary-purple);
    bottom: 20%;
    right: 30%;
    animation-delay: 15s;
}

@keyframes float {

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

    25% {
        transform: translate(30px, -30px) scale(1.1);
    }

    50% {
        transform: translate(-20px, 20px) scale(0.9);
    }

    75% {
        transform: translate(20px, 30px) scale(1.05);
    }
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--primary-cyan);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {

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

    50% {
        opacity: 0.5;
        transform: scale(1.2);
    }
}

.hero-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: 3rem;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 4rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-normal);
    cursor: pointer;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(139, 92, 246, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary-cyan);
}

.hero-stats {
    display: flex;
    gap: 3rem;
    justify-content: center;
    flex-wrap: wrap;
}

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

.stat-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.stat-divider {
    width: 1px;
    height: 60px;
    background: var(--border-color);
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.875rem;
    z-index: 1;
}

.scroll-mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.scroll-wheel {
    width: 3px;
    height: 8px;
    background: var(--primary-cyan);
    border-radius: 2px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% {
        transform: translateY(0);
        opacity: 1;
    }

    100% {
        transform: translateY(12px);
        opacity: 0;
    }
}

/* ===================================
   SECTION HEADERS
   =================================== */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-label {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: 50px;
    color: var(--primary-purple);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}

.section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ===================================
   SERVICES SECTION
   =================================== */
.services {
    padding: var(--section-padding);
    position: relative;
}

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

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: var(--card-padding);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

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

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

.service-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(139, 92, 246, 0.5);
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
}

.service-card.featured {
    border-color: var(--primary-purple);
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(0, 212, 255, 0.05) 100%);
}

.featured-badge {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    padding: 0.375rem 0.875rem;
    background: var(--primary-gradient);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.service-icon-wrapper {
    margin-bottom: 1.5rem;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-purple);
}

.service-icon svg {
    width: 32px;
    height: 32px;
}

.service-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.service-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-features {
    margin-bottom: 1.5rem;
}

.service-features li {
    color: var(--text-secondary);
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-cyan);
    font-weight: 700;
}

.service-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-badge {
    padding: 0.375rem 0.875rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ===================================
   DEMOS SECTION
   =================================== */
.demos {
    padding: var(--section-padding);
    background: var(--bg-darker);
}

.demo-filters {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition-normal);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-gradient);
    border-color: transparent;
    color: white;
}

.demos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.demo-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition-normal);
}

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

.demo-image {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2) 0%, rgba(0, 212, 255, 0.2) 100%);
}

.demo-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.demo-card:hover .demo-image img {
    transform: scale(1.1);
}

.demo-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 15, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-normal);
}

.demo-card:hover .demo-overlay {
    opacity: 1;
}

.btn-demo {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: var(--primary-gradient);
    color: white;
    border-radius: 50px;
    font-weight: 600;
    transform: translateY(20px);
    transition: var(--transition-normal);
}

.demo-card:hover .btn-demo {
    transform: translateY(0);
}

.demo-content {
    padding: 1.5rem;
}

.demo-tags {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.demo-tag {
    padding: 0.25rem 0.75rem;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: 50px;
    font-size: 0.75rem;
    color: var(--primary-purple);
}

.demo-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.demo-description {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.demo-tech {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.demo-tech span {
    padding: 0.25rem 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ===================================
   ABOUT SECTION
   =================================== */
.about {
    padding: var(--section-padding);
}

.about-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 4rem;
    align-items: center;
}

.about-description {
    color: var(--text-secondary);
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.about-values {
    display: grid;
    gap: 1.5rem;
}

.value-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.value-icon {
    width: 48px;
    height: 48px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-purple);
    flex-shrink: 0;
}

.value-icon svg {
    width: 24px;
    height: 24px;
}

.value-content h4 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.value-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.about-image {
    position: relative;
}

.image-wrapper {
    position: relative;
    aspect-ratio: 1;
    border-radius: 24px;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2) 0%, rgba(0, 212, 255, 0.2) 100%);
    overflow: hidden;
}

.about-main-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 24px;
    animation: imageFloat 6s ease-in-out infinite;
    transition: transform 0.3s ease;
}

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

@keyframes imageFloat {

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

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

.image-decoration {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--primary-purple);
    border-radius: 24px;
    z-index: -1;
}

.stats-floating {
    position: absolute;
    bottom: 2rem;
    left: 2rem;
    right: 2rem;
    display: flex;
    gap: 1rem;
}

.stat-float {
    flex: 1;
    background: var(--overlay-dark);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    text-align: center;
}

.stat-float-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-float-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* ===================================
   TECHNOLOGIES SECTION
   =================================== */
.technologies {
    padding: var(--section-padding);
    background: var(--bg-darker);
}

.tech-categories {
    display: grid;
    gap: 3rem;
}

.tech-category {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 2.5rem;
}

.tech-category-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
}

.tech-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    transition: var(--transition-normal);
}

.tech-item:hover {
    background: rgba(139, 92, 246, 0.1);
    border-color: var(--primary-purple);
    transform: translateY(-4px);
}

.tech-logo {
    font-weight: 600;
    color: var(--text-primary);
}

/* ===================================
   CONTACT SECTION
   =================================== */
.contact {
    padding: var(--section-padding);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 4rem;
}

.contact-description {
    color: var(--text-secondary);
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.contact-methods {
    display: grid;
    gap: 1.5rem;
}

.contact-method {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.method-icon {
    width: 48px;
    height: 48px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-purple);
    flex-shrink: 0;
}

.method-icon svg {
    width: 24px;
    height: 24px;
}

.method-content {
    display: flex;
    flex-direction: column;
}

.method-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.method-value {
    font-weight: 600;
    color: var(--text-primary);
}

.method-value:hover {
    color: var(--primary-cyan);
}

.contact-form {
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(18, 18, 26, 0.8) 100%);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-gradient);
    opacity: 0.5;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    position: relative;
}

.form-group label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    letter-spacing: 0.02em;
}

.form-group label::before {
    content: '';
    width: 4px;
    height: 4px;
    background: var(--primary-cyan);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--primary-cyan);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem 1.25rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1.5px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 500;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
    opacity: 0.7;
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%2300d4ff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 12px;
    padding-right: 3rem;
    cursor: pointer;
    color: var(--text-primary);
}

.form-group select option {
    background: var(--bg-card);
    color: var(--text-primary);
    padding: 0.75rem;
    font-weight: 500;
}

.form-group select option:first-child {
    color: var(--text-muted);
}

.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover {
    border-color: rgba(139, 92, 246, 0.5);
    background: rgba(255, 255, 255, 0.05);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-purple);
    background: rgba(139, 92, 246, 0.08);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.1), 0 4px 20px rgba(139, 92, 246, 0.2);
    transform: translateY(-2px);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
    line-height: 1.6;
}

.btn-submit {
    width: 100%;
    margin-top: 1.5rem;
    padding: 1.125rem 2rem;
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.btn-submit::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-submit:hover::before {
    width: 300px;
    height: 300px;
}

.btn-submit:active {
    transform: translateY(-1px);
}

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-submit span,
.btn-submit svg {
    position: relative;
    z-index: 1;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 12px;
    text-align: center;
    display: none;
}

.form-message.success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #22c55e;
    display: block;
}

.form-message.warning {
    background: rgba(251, 191, 36, 0.1);
    border: 1px solid rgba(251, 191, 36, 0.3);
    color: #fbbf24;
    display: block;
}

.form-message.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
    display: block;
}

/* ===================================
   SENDING ANIMATION MODAL
   =================================== */
.sending-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    animation: fadeIn 0.3s ease;
}

.sending-modal.active {
    display: flex;
}

.sending-modal-content {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 3rem 2rem;
    text-align: center;
    max-width: 400px;
    width: 90%;
    border: 1px solid var(--border-color);
    animation: slideUp 0.4s ease;
}

.lottie-container {
    width: 200px;
    height: 200px;
    margin: 0 auto 1rem;
}

.sending-text {
    font-size: 1.25rem;
    font-weight: 600;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }

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

/* ===================================
   FOOTER
   =================================== */
.footer {
    background: var(--bg-darker);
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand {
    max-width: 400px;
}

.footer-description {
    color: var(--text-secondary);
    margin: 1.5rem 0;
    line-height: 1.7;
}

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

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.social-link:hover {
    background: var(--primary-gradient);
    border-color: transparent;
    transform: translateY(-3px);
}

.social-link svg {
    width: 20px;
    height: 20px;
    display: block;
    margin: auto;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
}

.footer-column h4 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-column a {
    color: var(--text-secondary);
    transition: var(--transition-normal);
}

.footer-column a:hover {
    color: var(--primary-cyan);
    padding-left: 5px;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        max-width: 400px;
        height: 100vh;
        background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-card) 100%);
        flex-direction: column;
        gap: 0;
        padding: 0;
        box-shadow: -10px 0 50px rgba(139, 92, 246, 0.3);
        transition: right 0.5s cubic-bezier(0.77, 0, 0.175, 1);
        overflow-y: auto;
        z-index: 1000;
        border-left: 1px solid rgba(139, 92, 246, 0.2);
    }

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

    /* Mostrar header y footer solo en móvil */
    .nav-menu-header,
    .nav-menu-footer {
        display: block;
    }

    .nav-menu-list {
        display: flex;
        flex-direction: column;
    }

    .nav-menu-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 1.5rem 2rem;
        border-bottom: 1px solid var(--border-color);
    }

    .menu-label {
        font-size: 0.75rem;
        font-weight: 600;
        letter-spacing: 2px;
        color: var(--text-secondary);
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }

    .menu-dot {
        width: 8px;
        height: 8px;
        background: var(--primary-cyan);
        border-radius: 50%;
        display: inline-block;
        box-shadow: 0 0 10px var(--primary-cyan);
        animation: pulse 2s ease-in-out infinite;
    }

    @keyframes pulse {

        0%,
        100% {
            opacity: 1;
        }

        50% {
            opacity: 0.5;
        }
    }

    .menu-close {
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--text-primary);
        cursor: pointer;
        transition: var(--transition-normal);
        background: none;
        border: none;
    }

    .menu-close:hover {
        transform: rotate(90deg);
        color: var(--primary-cyan);
    }

    .nav-menu-list {
        flex: 1;
        padding: 3rem 0;
        display: flex;
        flex-direction: column;
        gap: 0;
    }

    .nav-menu-list li {
        width: 100%;
    }

    .nav-link {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 1.25rem 2rem;
        font-size: 2.5rem;
        font-weight: 700;
        font-family: 'Space Grotesk', sans-serif;
        letter-spacing: -0.02em;
        color: var(--text-primary);
        text-transform: uppercase;
        transition: var(--transition-normal);
        position: relative;
    }

    .nav-link:hover {
        background: linear-gradient(90deg, rgba(0, 212, 255, 0.1) 0%, transparent 100%);
        padding-left: 2.5rem;
        color: var(--primary-cyan);
    }

    .nav-link::after {
        display: none;
    }

    .nav-dot {
        display: block;
        width: 8px;
        height: 8px;
        background: var(--primary-cyan);
        border-radius: 50%;
        margin-left: 0.5rem;
        box-shadow: 0 0 10px var(--primary-cyan);
    }

    .nav-link-cta {
        display: none;
    }

    .nav-menu-footer {
        padding: 2rem;
        border-top: 1px solid var(--border-color);
        background: rgba(0, 0, 0, 0.3);
    }

    .menu-contact {
        margin-bottom: 2rem;
    }

    .contact-label {
        font-size: 0.65rem;
        font-weight: 600;
        letter-spacing: 1.5px;
        color: var(--text-muted);
        display: block;
        margin-bottom: 0.5rem;
    }

    .contact-email {
        font-size: 1.125rem;
        font-weight: 600;
        background: var(--primary-gradient);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
        text-decoration: none;
        transition: var(--transition-normal);
        display: inline-block;
    }

    .contact-email:hover {
        transform: translateX(5px);
        filter: brightness(1.2);
    }

    .menu-social {
        margin-top: 1.5rem;
    }

    .social-links {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
        margin-top: 0.75rem;
    }

    .social-link {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0.75rem 0;
        font-size: 0.9rem;
        font-weight: 500;
        color: var(--text-secondary);
        text-decoration: none;
        transition: var(--transition-normal);
    }

    .social-link:hover {
        color: var(--primary-cyan);
    }

    .social-link svg {
        opacity: 0.5;
        transition: var(--transition-normal);
        stroke: currentColor;
    }

    .social-link:hover svg {
        opacity: 1;
        transform: translate(2px, -2px);
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-stats {
        gap: 1.5rem;
        margin-bottom: 6.50rem;
    }

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

    .stat-divider {
        display: none;
    }

    .scroll-indicator {
        bottom: 30px;
        font-size: 0.75rem;
    }

    .scroll-mouse {
        width: 20px;
        height: 32px;
    }

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

    .about-content,
    .contact-wrapper {
        grid-template-columns: 1fr;
    }

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

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

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

[data-aos].aos-animate {
    opacity: 1;
}

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

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

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

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

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

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

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

[data-aos="zoom-in"].aos-animate {
    transform: scale(1);
}