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

body {
    font-family: 'Inter', 'Poppins', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.animated-background {
    background: linear-gradient(135deg, #0a1628 0%, #1e3a8a 25%, #1e4785 50%, #0f172a 100%);
    background-size: 400% 400%;
    animation: gradientBackground 15s ease infinite;
}

@keyframes gradientBackground {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.text-gradient {
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 50%, #60a5fa 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient 8s ease infinite;
}

@keyframes gradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.card-hover {
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.card-hover:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.section-divider {
    position: relative;
    overflow: hidden;
}

.section-divider::before {
    content: '';
    position: absolute;
    top: 0;
    left: -50%;
    width: 200%;
    height: 100%;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.blob {
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    animation: blob 8s ease-in-out infinite;
}

@keyframes blob {
    0%, 100% { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
    25% { border-radius: 58% 42% 75% 25% / 76% 46% 54% 24%; }
    50% { border-radius: 50% 50% 33% 67% / 55% 27% 73% 45%; }
    75% { border-radius: 33% 67% 58% 42% / 63% 68% 32% 37%; }
}

.hero-pattern {
    background-image: 
        radial-gradient(circle at 2px 2px, rgba(59, 130, 246, 0.15) 1px, transparent 0);
    background-size: 40px 40px;
}

.hero-background {
    background-image: url('../img/img3.png');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    background-attachment: fixed;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 50px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 25px;
    padding: 10px;
}

.scroll-indicator::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    background: #ffffff;
    border-radius: 50%;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { transform: translateX(-50%) translateY(0); opacity: 1; }
    100% { transform: translateX(-50%) translateY(20px); opacity: 0; }
}

.btn-glow {
    position: relative;
    overflow: hidden;
}

.btn-glow::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

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

.icon-bounce {
    animation: iconBounce 2s ease-in-out infinite;
}

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

.fade-in-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Mejoras de navegación */
nav a {
    position: relative;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #1e3a8a, #3b82f6);
    transition: width 0.3s ease;
}

nav a:hover::after {
    width: 100%;
}

/* Excluir el botón de cotizar del efecto de línea */
nav a.no-underline-effect::after {
    display: none;
}

/* Mejoras de tarjetas de servicios */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(59, 130, 246, 0.1), transparent);
    transform: rotate(45deg);
    transition: all 0.6s;
    opacity: 0;
}

.service-card:hover::before {
    animation: sweep 0.6s ease-in-out;
    opacity: 1;
}

@keyframes sweep {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}