/* ===== ESTILOS GLOBALES MODERNIZADOS ===== */
:root {
    /* Paleta de colores modernizada */
    --primary-color: #192a56;
    --secondary-color: #f1c40f;
    --accent-color: #e74c3c;
    --text-color: #2d3436;
    --light-text: #ffffff;
    --light-bg: #f8f9fa;
    --dark-bg: #1e272e;
    --border-color: #dfe6e9;
    --success-color: #2ecc71;
    --warning-color: #f39c12;
    --error-color: #e74c3c;
    --gradient-primary: linear-gradient(135deg, #192a56 0%, #273c75 100%);
    --gradient-secondary: linear-gradient(135deg, #f1c40f 0%, #f39c12 100%);
    --box-shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.08);
    --box-shadow-strong: 0 15px 35px rgba(0, 0, 0, 0.15);
    --transition-fast: 0.3s ease;
    --transition-medium: 0.5s ease;
    --transition-slow: 0.8s cubic-bezier(0.19, 1, 0.22, 1);

    /* Fuentes */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Roboto', sans-serif;

    /* Tamaños y espacios */
    --header-height: 80px;
    --container-width: 1200px;
    --section-spacing: 100px;
    --element-spacing: 20px;
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    --border-radius-circle: 50%;
}

/* Reseteo y base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-bg);
    overflow-x: hidden;
}

/* Tipografía */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

h1 {
    font-size: 3rem;
    letter-spacing: -0.5px;
}

h2 {
    font-size: 2.5rem;
    letter-spacing: -0.3px;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: color var(--transition-fast), transform var(--transition-fast);
    position: relative;
}

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

ul, ol {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: var(--border-radius-sm);
}

/* Contenedor */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1rem;
}

/* Cabecera modernizada */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
    z-index: 1000;
    transition: all var(--transition-fast);
}

header.scrolled {
    height: 65px;
    background-color: rgba(255, 255, 255, 0.98);
}

.logo h1 {
    font-size: 1.8rem;
    margin-bottom: 0;
    font-weight: 800;
    letter-spacing: 1px;
}

.logo span {
    color: var(--secondary-color);
    position: relative;
}

.logo span::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--secondary-color);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-medium);
}

.logo:hover span::after {
    transform: scaleX(1);
    transform-origin: left;
}

nav {
    display: flex;
    align-items: center;
}

nav ul {
    display: flex;
    align-items: center;
}

nav ul li {
    margin-left: 2rem;
    position: relative;
}

nav ul li a {
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.5rem 0;
    position: relative;
    display: inline-block;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--secondary-color);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-medium);
}

nav ul li a:hover::after,
nav ul li a.active::after {
    transform: scaleX(1);
    transform-origin: left;
}

.menu-toggle {
    display: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--primary-color);
}

/* Secciones modernizadas */
section {
    padding: var(--section-spacing) 0;
    position: relative;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    padding-bottom: 1rem;
    font-size: 2.5rem;
}

.section-title::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 80px;
    height: 4px;
    background: var(--gradient-secondary);
    transform: translateX(-50%);
    border-radius: 4px;
}

.section-title-left {
    text-align: left;
    padding-bottom: 1rem;
    margin-bottom: 2rem;
}

.section-title-left::before {
    left: 0;
    transform: none;
}

/* Botones modernizados */
.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    background: var(--gradient-secondary);
    color: var(--dark-bg);
    border: none;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: center;
    position: relative;
    overflow: hidden;
    z-index: 1;
    box-shadow: var(--box-shadow-soft);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn:hover {
    color: var(--light-text);
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-strong);
}

.btn:hover::before {
    opacity: 1;
}

.btn i {
    margin-left: 0.5rem;
    transition: transform var(--transition-fast);
}

.btn:hover i {
    transform: translateX(5px);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--secondary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--secondary-color);
    color: var(--dark-bg);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--light-text);
}

.btn-primary::before {
    background: var(--gradient-secondary);
}

.btn-primary:hover {
    color: var(--dark-bg);
}

/* Footer modernizado */
footer {
    background: #13203d;
    color: var(--light-text);
    padding: 4rem 0 0;
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--secondary-color);
}

.footer-top {
    padding-bottom: 2rem;
}

.footer-widgets {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-widget {
    margin-bottom: 1.5rem;
}

.footer-logo h2 {
    color: var(--light-text);
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.footer-logo span {
    color: var(--secondary-color);
}

.widget-title {
    color: var(--light-text);
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.75rem;
}

.widget-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background-color: var(--secondary-color);
    border-radius: 2px;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links li a {
    color: rgba(255, 255, 255, 0.8);
    transition: all var(--transition-fast);
    display: inline-block;
}

.footer-links li a:hover {
    color: var(--secondary-color);
    transform: translateX(5px);
}

.contact-info {
    list-style: none;
    padding: 0;
    margin: 0;
}

.contact-info li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.contact-info li i {
    color: var(--secondary-color);
    margin-right: 10px;
    font-size: 1rem;
    margin-top: 4px;
}

.contact-info li p {
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.8);
}

.social-icons {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-circle);
    color: var(--light-text);
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.social-icons a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--secondary-color);
    transform: scale(0);
    transition: transform var(--transition-fast);
    border-radius: var(--border-radius-circle);
}

.social-icons a i {
    position: relative;
    z-index: 1;
    font-size: 1rem;
}

.social-icons a:hover {
    transform: translateY(-5px);
}

.social-icons a:hover::before {
    transform: scale(1);
}

/* Sección PoweredBy */
.poweredby {
    background-color: rgba(0, 0, 0, 0.15);
    padding: 15px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.poweredby p {
    margin-bottom: 0;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
}

.poweredby strong {
    color: var(--secondary-color);
    font-weight: 700;
    letter-spacing: 0.5px;
}

.poweredby img {
    display: inline-block;
    vertical-align: middle;
    margin: 0 10px;
    border-radius: var(--border-radius-sm);
    box-shadow: var(--box-shadow-soft);
    transition: transform var(--transition-fast);
}

.poweredby img:hover {
    transform: translateY(-3px);
}

.poweredby a {
    color: var(--secondary-color);
    font-weight: 600;
    text-decoration: underline;
    transition: all var(--transition-fast);
}

.poweredby a:hover {
    color: var(--light-text);
    text-decoration: none;
}

.footer-bottom {
    background-color: rgba(0, 0, 0, 0.3);
    padding: 1.5rem 0;
    text-align: center;
}

.footer-bottom .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    margin-bottom: 0;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-bottom-links li a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.footer-bottom-links li a:hover {
    color: var(--secondary-color);
}

@media (max-width: 768px) {
    .footer-widgets {
        grid-template-columns: 1fr;
    }
    
    .footer-widget {
        margin-bottom: 2rem;
    }
    
    .footer-bottom .container {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-bottom-links {
        justify-content: center;
        margin-top: 1rem;
    }
    
    .poweredby p {
        flex-direction: column;
        gap: 8px;
    }
    
    .poweredby img {
        margin: 5px auto;
    }
}

/* Botón flotante de catálogo modernizado */
.floating-catalog-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 99;
}

.floating-catalog-btn a {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 70px;
    height: 70px;
    background: var(--gradient-secondary);
    color: var(--dark-bg);
    border-radius: var(--border-radius-circle);
    box-shadow: var(--box-shadow-strong);
    transition: all var(--transition-fast);
    overflow: hidden;
}

.floating-catalog-btn a i {
    font-size: 1.5rem;
    margin-bottom: 0.2rem;
    transition: transform var(--transition-fast);
}

.floating-catalog-btn a span {
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: transform var(--transition-fast);
}

.floating-catalog-btn a:hover {
    background: var(--gradient-primary);
    transform: translateY(-10px) rotate(10deg);
    color: var(--light-text);
}

.floating-catalog-btn a:hover i {
    transform: translateY(-3px);
}

.floating-catalog-btn a:hover span {
    transform: translateY(-3px);
}

/* Animaciones globales modernizadas */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.08); }
    100% { transform: scale(1); }
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-30px); }
    60% { transform: translateY(-15px); }
}

@keyframes rotateIn {
    from {
        opacity: 0;
        transform: rotate(-90deg) scale(0.3);
    }
    to {
        opacity: 1;
        transform: rotate(0) scale(1);
    }
}

.animated {
    animation-duration: 1s;
    animation-fill-mode: both;
}

.fadeIn { animation-name: fadeIn; }
.fadeInUp { animation-name: fadeInUp; }
.fadeInDown { animation-name: fadeInDown; }
.fadeInLeft { animation-name: fadeInLeft; }
.fadeInRight { animation-name: fadeInRight; }
.pulse { 
    animation-name: pulse; 
    animation-iteration-count: infinite;
    animation-duration: 2s;
}
.float { 
    animation-name: float; 
    animation-iteration-count: infinite;
    animation-duration: 3s;
}
.bounce { animation-name: bounce; }
.rotateIn { animation-name: rotateIn; }

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; }
.delay-5 { animation-delay: 1s; }

/* Animaciones para elementos al hacer scroll */
.fade-in {
    opacity: 1;
    transform: translateY(0);
    transition: opacity var(--transition-medium), transform var(--transition-medium);
}

.slide-in-left {
    opacity: 1;
    transform: translateX(0);
    transition: opacity var(--transition-medium), transform var(--transition-medium);
}

.slide-in-right {
    opacity: 1;
    transform: translateX(0);
    transition: opacity var(--transition-medium), transform var(--transition-medium);
}

.slide-in-top {
    opacity: 1;
    transform: translateY(0);
    transition: opacity var(--transition-medium), transform var(--transition-medium);
}

.slide-in-bottom {
    opacity: 1;
    transform: translateY(0);
    transition: opacity var(--transition-medium), transform var(--transition-medium);
}

.scale-in {
    opacity: 1;
    transform: scale(1);
    transition: opacity var(--transition-medium), transform var(--transition-medium);
}

.rotate-in {
    opacity: 1;
    transform: rotate(0) scale(1);
    transition: opacity var(--transition-medium), transform var(--transition-medium);
}

.bounce-in {
    opacity: 1;
    transform: scale(1);
    transition: opacity var(--transition-medium), transform var(--transition-slow);
}

/* Clases activas para animaciones */
.fade-in.active,
.slide-in-left.active,
.slide-in-right.active,
.slide-in-top.active,
.slide-in-bottom.active {
    opacity: 1;
    transform: translate(0);
}

.scale-in.active {
    opacity: 1;
    transform: scale(1);
}

.rotate-in.active {
    opacity: 1;
    transform: rotate(0) scale(1);
}

.bounce-in.active {
    opacity: 1;
    transform: scale(1);
}

/* Media Queries */
@media (max-width: 1200px) {
    :root {
        --section-spacing: 80px;
    }
    
    .container {
        padding: 0 2rem;
    }
}

@media (max-width: 992px) {
    :root {
        --section-spacing: 70px;
    }

    html {
        font-size: 15px;
    }

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    h3 {
        font-size: 1.5rem;
    }
}

@media (max-width: 768px) {
    :root {
        --section-spacing: 60px;
    }

    header {
        padding: 0 1.5rem;
    }

    .menu-toggle {
        display: block;
    }

    nav ul {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background-color: var(--light-bg);
        flex-direction: column;
        align-items: flex-start;
        padding: 1.5rem;
        box-shadow: var(--box-shadow-soft);
        transform: translateY(-150%);
        transition: transform var(--transition-fast);
        z-index: 99;
    }

    nav.active ul {
        transform: translateY(0);
    }

    nav ul li {
        margin: 1rem 0;
        width: 100%;
    }

    nav ul li a {
        display: block;
        width: 100%;
    }

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

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

    .footer-links, .footer-contact, .footer-social {
        margin-top: 2rem;
    }
    
    .footer-bottom .container {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-bottom-links {
        justify-content: center;
        margin-top: 1rem;
    }
    
    .poweredby p {
        flex-direction: column;
        gap: 8px;
    }
    
    .poweredby img {
        margin: 5px auto;
    }
}

@media (max-width: 576px) {
    :root {
        --section-spacing: 50px;
    }

    html {
        font-size: 14px;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .section-title {
        margin-bottom: 2rem;
        font-size: 1.75rem;
    }

    .btn {
        padding: 0.7rem 1.5rem;
    }

    .floating-catalog-btn {
        bottom: 1.5rem;
        right: 1.5rem;
    }

    .floating-catalog-btn a {
        width: 60px;
        height: 60px;
    }

    .poweredby {
        padding: 10px 15px;
    }
    
    .poweredby p {
        font-size: 12px;
    }
}

/* Modal de confirmación */
.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    overflow: auto;
    backdrop-filter: blur(4px);
}

.modal-content {
    background-color: var(--light-color);
    border-radius: 0.5rem;
    margin: 15% auto;
    padding: 2rem;
    width: 90%;
    max-width: 500px;
    box-shadow: var(--box-shadow-strong);
    position: relative;
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {transform: translateY(-50px); opacity: 0;}
    to {transform: translateY(0); opacity: 1;}
}

.close-modal {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    color: var(--dark-text);
    font-size: 1.5rem;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.modal-content h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.modal-content p {
    margin-bottom: 0.5rem;
    font-size: 1rem;
    line-height: 1.5;
}

.modal-buttons {
    margin-top: 1.5rem;
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

@media (max-width: 576px) {
    .modal-content {
        width: 95%;
        padding: 1.5rem;
        margin-top: 20%;
    }
    
    .modal-buttons {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .modal-buttons button {
        width: 100%;
    }
}