/* 
  Dekuriteku Design System 
  Focus: Core Web Vitals, Responsiveness & CRO
*/

:root {
    --primary: #012864;
    --primary-light: #073472;
    --primary-dark: #011e50;
    --secondary: #f7c919;
    --secondary-hover: #e5ba17;
    --dark: #011028;
    --dark-light: #011e50;
    --text-main: #ffffff;
    --text-muted: #cbd5e1;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.15);
    --transition: all 0.3s ease;
    --gradient-blue: linear-gradient(135deg, #073472 0%, #011e50 100%);
}

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

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

body {
    background-color: var(--dark);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, .logo {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

ul { list-style: none; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }

/* Utilities */
.text-gradient {
    background: linear-gradient(90deg, var(--secondary), #fff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(247, 201, 25, 0.1);
    border: 1px solid var(--secondary);
    border-radius: 50px;
    color: var(--secondary);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.btn-primary {
    background: var(--secondary);
    color: var(--primary);
    padding: 0.8rem 1.8rem;
    border-radius: 8px;
    font-weight: 700;
    display: inline-block;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(247, 201, 25, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    background: var(--secondary-hover);
    box-shadow: 0 8px 25px rgba(247, 201, 25, 0.5);
}

.btn-secondary {
    border: 1px solid var(--glass-border);
    color: #fff;
    padding: 0.8rem 1.8rem;
    border-radius: 8px;
    font-weight: 600;
}

.btn-secondary:hover { 
    background: var(--glass-border); 
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(1, 16, 40, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition);
}

.nav-wrapper {
    height: 80px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo { font-size: 1.6rem; letter-spacing: -1px; }
.logo-tech { color: #fff; }
.logo-creative { color: var(--secondary); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a:hover { color: var(--secondary); }

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero */
.hero {
    padding: 160px 0 100px;
    position: relative;
    overflow: hidden;
    background: radial-gradient(circle at top right, var(--primary-light), transparent);
}

.hero-glow {
    position: absolute;
    top: 10%;
    right: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(247, 201, 25, 0.1) 0%, transparent 70%);
    z-index: -1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-text p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

.hero-actions { display: flex; gap: 1rem; margin-bottom: 2rem; }

.hero-trust { display: flex; gap: 1.5rem; color: var(--text-muted); }

.tech-box {
    position: relative;
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.floating-icon {
    position: absolute;
    padding: 1rem;
    background: var(--primary-dark);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    animation: float 5s ease-in-out infinite;
}

.icon-1 { top: 20px; left: 20px; color: var(--secondary); }
.icon-2 { bottom: 40px; right: 20px; color: #fff; animation-delay: 1s; }
.icon-3 { top: 50%; right: -10px; color: var(--secondary); animation-delay: 2s; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* Problem Solution */
.problem-solution { padding: 60px 0; background: var(--primary-dark); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.ps-card {
    padding: 2.5rem;
    background: var(--dark);
    border-radius: 16px;
    border: 1px solid var(--glass-border);
}
.ps-card i { color: var(--secondary); margin-bottom: 1rem; }
.ps-card h3 { margin-bottom: 1rem; font-size: 1.3rem; }

/* Services */
.services { padding: 100px 0; }
.section-header { text-align: center; margin-bottom: 4rem; }
.section-header h2 { font-size: 2.5rem; margin-bottom: 1rem; }

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    padding: 2.5rem;
    background: var(--primary-dark);
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.service-card:hover {
    border-color: var(--secondary);
    transform: translateY(-5px);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: rgba(247, 201, 25, 0.1);
    color: var(--secondary);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 1.5rem;
}

.service-card h3 { margin-bottom: 1rem; }
.card-list { margin-top: 1.5rem; }
.card-list li {
    font-size: 0.9rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}
.card-list li::before { content: '✓'; color: var(--secondary); font-weight: bold; }

/* Testimonials */
.testimonials { padding: 100px 0; background: var(--primary-dark); }
.testimonials-slider { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.testimonial-card {
    padding: 2rem;
    background: var(--dark);
    border-radius: 16px;
    border-left: 4px solid var(--secondary);
}
.client-info { margin-top: 1.5rem; display: flex; flex-direction: column; }
.client-info strong { color: var(--text-main); }
.client-info span { font-size: 0.85rem; color: var(--text-muted); }

/* Contact Section */
.contact-section { padding: 100px 0; }
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    background: var(--primary-dark);
    padding: 4rem;
    border-radius: 30px;
    border: 1px solid var(--glass-border);
}

.contact-details { margin-top: 2rem; }
.contact-details .item { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.contact-details i { color: var(--secondary); }

.contact-form .form-group { margin-bottom: 1.5rem; }
.contact-form label { display: block; margin-bottom: 0.5rem; font-size: 0.9rem; }
.contact-form input, 
.contact-form select, 
.contact-form textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    background: var(--dark);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: white;
    font-family: inherit;
}

.btn-full { width: 100%; }

/* Image styles */
.hero-img-main {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 24px;
    filter: drop-shadow(0 0 20px rgba(1, 40, 100, 0.5));
}

.about-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 30px;
    opacity: 0.4;
    z-index: 1;
    transition: var(--transition);
}

.about-visual:hover .about-img {
    transform: scale(1.05);
    opacity: 0.5;
}

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

.portfolio-item:hover .portfolio-img img {
    transform: scale(1.1);
}

/* Portfolio Section Styles */
.portfolio { padding: 100px 0; }
.portfolio-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }
.portfolio-item { 
    background: var(--primary-dark); 
    border-radius: 20px; 
    overflow: hidden; 
    border: 1px solid var(--glass-border); 
    transition: var(--transition); 
    cursor: pointer;
    position: relative;
}

.portfolio-item:hover { 
    transform: translateY(-10px); 
    border-color: var(--secondary); 
    box-shadow: 0 10px 30px rgba(1, 40, 100, 0.5);
}

.portfolio-item::after {
    content: 'Ver Proyecto';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--secondary);
    color: var(--primary);
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    opacity: 0;
    transition: var(--transition);
    z-index: 3;
}

.portfolio-item:hover::after {
    opacity: 1;
}

.portfolio-item:hover .portfolio-img img {
    transform: scale(1.1);
    filter: brightness(0.4);
}

.portfolio-info p { color: var(--secondary); font-size: 0.85rem; font-weight: 600; text-transform: uppercase; }

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(1, 16, 40, 0.9);
    backdrop-filter: blur(10px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    padding: 1rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.modal-content {
    background: var(--primary-dark);
    border: 1px solid var(--glass-border);
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    border-radius: 30px;
    position: relative;
    overflow-y: auto;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--secondary);
    border-color: var(--secondary);
    color: var(--primary);
}

.modal-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    padding: 3rem;
}

.modal-img {
    border-radius: 16px;
    overflow: hidden;
    height: 100%;
    min-height: 300px;
}

.modal-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.modal-info h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.modal-info .category {
    color: var(--secondary);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    display: block;
}

.modal-info p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-bottom: 2.5rem;
}

.tech-tag {
    padding: 0.3rem 0.8rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 0.8rem;
    color: #fff;
}

.modal-actions {
    display: flex;
    gap: 1rem;
}

@media (max-width: 768px) {
    .modal-body {
        grid-template-columns: 1fr;
        padding: 2rem;
    }
    .modal-img {
        min-height: 200px;
    }
}


/* About Section */
.about-section { padding: 100px 0; background: var(--dark); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.about-features { margin-top: 2rem; }
.about-features li { display: flex; align-items: flex-start; gap: 1rem; margin-bottom: 1.5rem; }
.about-features i { color: var(--primary); width: 24px; height: 24px; flex-shrink: 0; }
.about-features strong { color: var(--text-main); display: block; }

.about-visual {
    position: relative;
    height: 450px;
    background: var(--dark-light);
    border-radius: 30px;
    border: 1px solid var(--glass-border);
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.experience-badge {
    position: relative;
    z-index: 2;
    padding: 2.5rem;
    background: rgba(2, 6, 23, 0.8);
    backdrop-filter: blur(8px);
    border: 1px solid var(--primary);
    border-radius: 24px;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.experience-badge .number { font-size: 3rem; font-weight: 900; display: block; color: var(--primary); }
.experience-badge .label { font-size: 0.9rem; font-weight: 600; text-transform: uppercase; }

/* Responsive About */
@media (max-width: 992px) {
    .about-grid { grid-template-columns: 1fr; text-align: center; }
    .about-features li { justify-content: center; text-align: left; }
    .about-visual { height: 350px; }
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25d366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    z-index: 100;
}

.whatsapp-float:hover .tooltip { opacity: 1; transform: translateX(0); }

.tooltip {
    position: absolute;
    right: 70px;
    background: white;
    color: #333;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transform: translateX(10px);
    transition: var(--transition);
}

/* Footer */
.main-footer { padding: 80px 0 30px; border-top: 1px solid var(--glass-border); }
.footer-content { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 4rem; margin-bottom: 4rem; }
.footer-brand p { margin-top: 1.5rem; color: var(--text-muted); max-width: 300px; }
.footer-nav h4, .footer-social h4 { margin-bottom: 1.5rem; }
.footer-nav ul li { margin-bottom: 0.8rem; color: var(--text-muted); }
.social-icons { display: flex; gap: 1rem; }
.social-icons a {
    width: 48px; height: 48px; border-radius: 50%; 
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--glass-border);
    color: var(--secondary) !important;
    display: flex; justify-content: center; align-items: center;
    transition: var(--transition);
}
.social-icons a:hover { 
    background: var(--secondary); 
    border-color: var(--secondary);
    color: var(--primary) !important;
    transform: translateY(-3px);
}
.social-icons a svg {
    width: 24px;
    height: 24px;
    stroke: currentColor;
    stroke-width: 2.5px;
    fill: none;
}
.footer-bottom { text-align: center; padding-top: 2rem; border-top: 1px solid var(--glass-border); font-size: 0.85rem; color: var(--text-muted); }

/* Animations */
[data-reveal] { opacity: 0; transform: translateY(30px); transition: 0.8s ease-out; }
[data-reveal].active { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 992px) {
    .hero-content, .contact-wrapper { grid-template-columns: 1fr; text-align: center; }
    .hero-text h1 { font-size: 2.8rem; }
    .hero-actions, .hero-trust { justify-content: center; }
    .grid-3 { grid-template-columns: 1fr; }
    .footer-content { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%; left: 0; width: 100%;
        background: var(--dark-light);
        flex-direction: column;
        padding: 2rem;
        border-bottom: 1px solid var(--glass-border);
    }
    .nav-links.active { display: flex; }
    .menu-toggle { display: block; }
    .testimonials-slider { grid-template-columns: 1fr; }
    .contact-wrapper { padding: 2rem; }
}