/* 
   Style: Modern SaaS / Premium Corporate
   Author: TecnovedadesWeb
*/

:root {
    --primary: #0066ff;
    --primary-dark: #0052cc;
    --secondary: #0f172a;
    --text-main: #334155;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --glass: rgba(255, 255, 255, 0.7);
    --border-color: rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header & Navbar */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    padding: 1.5rem 0;
}

.header.scrolled {
    background: var(--glass);
    backdrop-filter: blur(12px);
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-img {
    height: 50px;
    width: auto;
}

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

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--secondary);
}

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

.nav-btn {
    background: var(--primary);
    color: white !important;
    padding: 0.7rem 1.5rem;
    border-radius: 50px;
    box-shadow: 0 4px 14px 0 rgba(0, 102, 255, 0.3);
}

.nav-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    background: radial-gradient(circle at top right, rgba(0, 102, 255, 0.05), transparent),
                radial-gradient(circle at bottom left, rgba(0, 102, 255, 0.03), transparent);
}

.hero-content {
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 800;
    color: var(--secondary);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-btns {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 10px 20px -5px rgba(0, 102, 255, 0.4);
}

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

.btn-secondary {
    background: var(--bg-white);
    color: var(--secondary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: #f1f5f9;
    transform: translateY(-3px);
}

/* Sections General */
section {
    padding: 100px 0;
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 1rem;
}

.section-text {
    max-width: 700px;
    margin: 0 auto;
    color: var(--text-light);
    font-size: 1.1rem;
}

/* Grid & Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

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

.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(0, 102, 255, 0.2);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: rgba(0, 102, 255, 0.05);
    color: var(--primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

/* Dashboard Style Section */
.stats-section {
    background: var(--secondary);
    color: white;
    border-radius: 40px;
    margin: 0 2rem;
    overflow: hidden;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    text-align: center;
}

.stat-item h3 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: var(--primary);
}

/* Parallax Style Section */
.parallax-section {
    position: relative;
    padding: 150px 0;
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    color: white;
}

.parallax-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.7);
    z-index: 1;
}

.parallax-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

/* Footer */
.footer {
    background: var(--secondary);
    color: white;
    padding: 80px 0 0;
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 4rem;
    padding-bottom: 60px;
}

.footer-description {
    color: #94a3b8;
    margin-top: 1.5rem;
    max-width: 350px;
}

.footer-social {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

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

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

.footer-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 2rem;
}

.footer-links ul li {
    margin-bottom: 1rem;
}

.footer-links ul li a {
    color: #94a3b8;
}

.footer-links ul li a:hover {
    color: white;
    padding-left: 5px;
}

.footer-contact ul li {
    display: flex;
    gap: 1rem;
    color: #94a3b8;
    margin-bottom: 1.5rem;
}

.footer-contact ul li i {
    color: var(--primary);
    margin-top: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 2rem 0;
    text-align: center;
    font-size: 0.9rem;
    color: #64748b;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
}

.designer {
    color: var(--primary);
    font-weight: 600;
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25d366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 10px 25px rgba(37, 211, 102, 0.3);
    z-index: 999;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); box-shadow: 0 10px 25px rgba(37, 211, 102, 0.3); }
    50% { transform: scale(1.1); box-shadow: 0 15px 30px rgba(37, 211, 102, 0.5); }
    100% { transform: scale(1); box-shadow: 0 10px 25px rgba(37, 211, 102, 0.3); }
}

/* Responsive */
.hamburger {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: var(--secondary);
    transition: var(--transition);
}

@media (max-width: 992px) {
    .footer-container {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .hamburger { display: block; }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background: var(--bg-white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-md);
        padding: 2rem 0;
    }

    .nav-menu.active { left: 0; }
    
    .footer-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-description, .footer-social { margin-left: auto; margin-right: auto; }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-btns { flex-direction: column; }
}

/* Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}