/* Archivo: styles.css (Versión Refundación 2.7 - Singularidad Creativa) */
:root {
    --brand-primary: #0A74DA;
    --brand-secondary: #0D1B2A;
    --brand-accent: #4F46E5;
    --text-primary: #E0E1DD;
    --text-secondary: #A9B4C2;
    --bg-dark: #0D1B2A;
    --bg-medium: #1B263B;
    --bg-light: #415A77;
    --whatsapp-color: #25D366
}

*,
:after,
:before {
    box-sizing: border-box
}

html {
    scroll-behavior: smooth
}

body {
    font-family: Inter, sans-serif;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-color: var(--bg-dark);
    color: var(--text-primary)
}

body.no-scroll {
    overflow: hidden
}

.container {
    width: 100%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem
}

#preloader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background-color: var(--bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 1rem;
    transition: opacity .5s ease-out
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--bg-light);
    border-top-color: var(--brand-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite
}

@keyframes spin {
    to {
        transform: rotate(360deg)
    }
}

.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem 0;
    background-color: transparent;
    transition: background-color .3s ease-in-out, box-shadow .3s ease-in-out
}

.main-header.scrolled {
    background-color: rgba(13, 27, 42, .85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, .2)
}

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

.nav-brand img {
    height: 40px;
    width: auto;
    transition: transform .2s ease;
    filter: brightness(0) invert(1)
}

.nav-brand:hover img {
    transform: scale(1.05)
}

.header-right-group {
    display: flex;
    align-items: center
}

.desktop-nav {
    display: none
}

.desktop-nav a {
    color: var(--text-secondary);
    text-decoration: none;
    margin-left: 2rem;
    font-weight: 500;
    position: relative;
    transition: color .2s ease
}

.desktop-nav a:after {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--brand-accent);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform .3s ease
}

.desktop-nav a:hover {
    color: #fff
}

.desktop-nav a:hover:after {
    transform: scaleX(1)
}

.language-switcher {
    margin-left: 2rem
}

.lang-button {
    background: 0 0;
    border: none;
    cursor: pointer;
    padding: 0
}

.lang-button img {
    width: 28px;
    border-radius: 3px;
    display: block;
    border: none;
    box-shadow: 0 1px 3px rgba(0, 0, 0, .2)
}

.mobile-nav-toggle {
    z-index: 1002;
    background: 0 0;
    border: none;
    cursor: pointer;
    padding: .5rem;
    margin-left: 1rem
}

.hamburger-icon {
    width: 28px;
    height: 20px;
    display: flex;
    flex-direction: column;
    justify-content: space-between
}

.hamburger-icon span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: #fff;
    border-radius: 2px;
    transition: transform .3s ease-in-out, opacity .3s ease-in-out
}

.mobile-nav-toggle.is-active .hamburger-icon span:nth-child(1) {
    transform: translateY(8.5px) rotate(45deg)
}

.mobile-nav-toggle.is-active .hamburger-icon span:nth-child(2) {
    opacity: 0
}

.mobile-nav-toggle.is-active .hamburger-icon span:nth-child(3) {
    transform: translateY(-8.5px) rotate(-45deg)
}

.mobile-nav-panel {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-dark);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-20px);
    transition: opacity .3s ease, visibility .3s ease, transform .3s ease
}

.mobile-nav-panel.is-active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0)
}

.mobile-nav-panel a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 2rem;
    font-weight: 700;
    margin: 1rem 0;
    transition: color .2s ease, transform .2s ease
}

.mobile-nav-panel a:hover {
    color: var(--brand-accent);
    transform: scale(1.05)
}

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    padding: 80px 0
}

.hero-background-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url(images/og-image-refundacion.jpg);
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    z-index: 0
}

.hero-overlay {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle, rgba(13, 27, 42, .6) 0, rgba(13, 27, 42, .9) 90%);
    z-index: 2
}

#hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1
}

.hero-section .container {
    position: relative;
    z-index: 3
}

.hero-section h1 {
    font-size: 3rem;
    font-weight: 900;
    color: #fff;
    line-height: 1.2;
    margin-bottom: 1rem
}

.hero-section p.subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 2rem
}

.hero-cta {
    display: inline-block;
    background-color: var(--brand-accent);
    color: #fff;
    padding: 1rem 2.5rem;
    font-weight: 700;
    border-radius: 8px;
    text-decoration: none;
    transition: transform .2s ease, background-color .2s ease, box-shadow .3s ease
}

.hero-cta:hover {
    background-color: #4338CA;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(79, 70, 229, .2)
}

.section-header {
    text-align: center;
    margin-bottom: 3rem
}

.section-header h2 {
    font-size: 2.5rem;
    color: #fff;
    font-weight: 800;
    margin-bottom: .5rem
}

.section-header p {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto
}

.arsenal-section,
.pain-points-section,
.methodology-section,
.demo-reel-section,
.contact-section,
.cta-section {
    padding: 5rem 0
}

.arsenal-section,
.methodology-section,
.demo-reel-section,
.contact-section {
    background-color: var(--bg-medium)
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem
}

@keyframes sweep {
    0% {
        transform: translateX(-100%) skewX(-15deg)
    }

    100% {
        transform: translateX(100%) skewX(-15deg)
    }
}

.card-link {
    background-color: var(--bg-dark);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--bg-light);
    text-decoration: none;
    color: inherit;
    display: block;
    position: relative;
    overflow: hidden;
    transition: transform .3s ease;
    transform: translateZ(0)
}

.card-link:before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 1px solid var(--brand-accent);
    border-radius: 12px;
    opacity: 0;
    transition: opacity .3s ease
}

.card-link:after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 50%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(169, 180, 194, .1), transparent);
    opacity: 0
}

.card-link:hover {
    transform: translateY(-8px)
}

.card-link:hover:before {
    opacity: 1
}

.card-link:hover:after {
    animation: sweep 1.5s ease-in-out;
    opacity: 1
}

.card-link .icon {
    font-size: 2rem;
    color: var(--brand-accent);
    margin-bottom: 1rem;
    transition: transform .3s ease;
    animation: icon-float 4s ease-in-out infinite
}

.card-link:hover .icon {
    transform: scale(1.1) rotate(-5deg);
    animation: none
}

@keyframes icon-float {

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

    50% {
        transform: translateY(-5px)
    }
}

.card-link h3 {
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: .75rem
}

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

.video-container video {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    display: block;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, .3)
}

.masterpiece-section {
    padding: 5rem 0
}

.masterpiece-content {
    display: grid;
    grid-template-columns: 1fr;
    align-items: center;
    gap: 4rem
}

.masterpiece-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, .3)
}

.masterpiece-text .tag {
    display: inline-block;
    background-color: rgba(79, 70, 229, .1);
    color: var(--brand-accent);
    padding: .25rem .75rem;
    border-radius: 99px;
    font-weight: 600;
    margin-bottom: 1rem
}

.masterpiece-text h2 {
    font-size: 2.5rem;
    color: #fff;
    font-weight: 800;
    margin-bottom: 1.5rem
}

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

.methodology-steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    position: relative
}

.methodology-connector-container {
    position: absolute;
    top: 25px;
    left: 0;
    right: 0;
    margin: 0 auto;
    width: 80%;
    height: 2px;
    z-index: 0;
    opacity: 0;
    transition: opacity .3s ease
}

.methodology-connector-container.is-visible .methodology-connector {
    width: 100%
}

.methodology-connector {
    height: 100%;
    width: 0;
    background: repeating-linear-gradient(90deg, var(--bg-light), var(--bg-light) 6px, transparent 6px, transparent 12px);
    transition: width 1.5s ease-out .3s
}

.step-card {
    text-align: center;
    padding: 1.5rem;
    position: relative;
    z-index: 1
}

.step-number {
    display: inline-block;
    width: 50px;
    height: 50px;
    line-height: 50px;
    border-radius: 50%;
    background-color: var(--bg-dark);
    border: 2px solid var(--bg-light);
    color: var(--brand-accent);
    font-weight: 800;
    font-size: 1.5rem;
    margin-bottom: 1rem
}

.step-card h3 {
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: .5rem
}

.step-card p {
    color: var(--text-secondary)
}

.cta-section {
    text-align: center
}

.cta-section h2 {
    font-size: 2.2rem;
    color: #fff;
    margin-bottom: 2rem
}

.contact-section form {
    max-width: 700px;
    margin: 0 auto;
    display: grid;
    gap: 1.5rem
}

.contact-section .form-group {
    display: flex;
    flex-direction: column
}

.contact-section label {
    color: var(--text-secondary);
    margin-bottom: .5rem;
    font-size: .9rem
}

.contact-section input,
.contact-section textarea {
    background-color: var(--bg-dark);
    border: 1px solid var(--bg-light);
    color: var(--text-primary);
    padding: .8rem 1rem;
    border-radius: 8px;
    font-family: Inter, sans-serif;
    font-size: 1rem;
    transition: border-color .3s ease, box-shadow .3s ease
}

.contact-section input:focus,
.contact-section textarea:focus {
    outline: 0;
    border-color: var(--brand-accent);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, .3)
}

.contact-section textarea {
    min-height: 120px;
    resize: vertical
}

.form-status {
    margin-top: 1.5rem;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    display: none;
    font-weight: 500
}

.form-status.success {
    background-color: rgba(16, 185, 129, .1);
    color: #34D399;
    border: 1px solid rgba(16, 185, 129, .2)
}

.form-status.error {
    background-color: rgba(239, 68, 68, .1);
    color: #F87171;
    border: 1px solid rgba(239, 68, 68, .2)
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 3rem
}

.social-links a {
    color: var(--text-secondary);
    font-size: 1.5rem;
    transition: color .3s ease, transform .3s ease
}

.social-links a:hover {
    color: #fff;
    transform: translateY(-3px)
}

.portfolio-page-header {
    padding-top: 120px;
    padding-bottom: 4rem;
    background-color: var(--bg-medium);
    text-align: center
}

.portfolio-page-header h1 {
    font-size: 2.8rem;
    color: #fff;
    font-weight: 800;
    margin-bottom: .5rem
}

.portfolio-page-header p {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto
}

.portfolio-page-header .hero-cta {
    margin-top: 1.5rem;
    padding: .8rem 2rem;
    font-size: .9rem;
    background-color: transparent;
    border: 1px solid var(--brand-accent)
}

.portfolio-page-header .hero-cta:hover {
    background-color: var(--brand-accent)
}

.portfolio-section-legacy {
    padding: 4rem 0;
    background-color: var(--bg-dark)
}

.masonry-grid {
    column-count: 1;
    column-gap: 1.5rem
}

.portfolio-item {
    cursor: pointer;
    background-color: var(--bg-medium);
    border-radius: .5rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, .2);
    overflow: hidden;
    display: block;
    width: 100%;
    break-inside: avoid;
    margin-bottom: 1.5rem;
    border: 1px solid var(--bg-light);
    transition: transform .3s ease-out, box-shadow .3s ease-out, border-color .3s ease;
    will-change: transform;
    transform: translateZ(0)
}

.portfolio-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, .25);
    border-color: var(--brand-accent)
}

.portfolio-item img {
    width: 100%;
    height: auto;
    display: block
}

.portfolio-item .p-4 {
    padding: 1rem
}

.portfolio-item h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: .25rem;
    color: var(--text-primary)
}

.portfolio-item p {
    font-size: .8rem;
    color: var(--text-secondary);
    margin-bottom: 0
}

.video-thumbnail {
    position: relative
}

.video-thumbnail .play-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(.8);
    font-size: 3.5rem;
    color: rgba(255, 255, 255, .8);
    opacity: 0;
    transition: opacity .3s ease, transform .3s ease;
    pointer-events: none;
    z-index: 1
}

.video-thumbnail:hover .play-icon {
    opacity: .9;
    transform: translate(-50%, -50%) scale(1)
}

.load-sentinel {
    width: 100%;
    height: 50px
}

footer {
    background-color: #0c1827;
    color: var(--text-secondary);
    padding: 3rem 0;
    text-align: center;
    font-size: .9rem
}

footer .social-links {
    margin-bottom: 2rem
}

footer a {
    color: var(--text-primary);
    text-decoration: none
}

footer a:hover {
    text-decoration: underline
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, .85);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 1rem;
    cursor: pointer
}

.modal-overlay.visible {
    display: flex
}

.modal-close-button {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 35px;
    height: 35px;
    background-color: #E74C3C;
    color: #fff;
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2001;
    transition: background-color .2s ease, transform .2s ease
}

.modal-close-button:hover {
    background-color: #C0392B;
    transform: rotate(90deg)
}

.modal-content {
    background-color: transparent;
    padding: 0;
    max-width: 95%;
    max-height: 95vh;
    overflow-y: auto;
    position: relative;
    box-shadow: none;
    cursor: default;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center
}

#modal-media-container {
    margin-bottom: 0;
    border-radius: .25rem;
    overflow: hidden;
    position: relative;
    width: 100%
}

#modal-media-container>* {
    display: block;
    max-width: 100%;
    max-height: 90vh;
    height: auto;
    margin: 0 auto;
    object-fit: contain
}

#modal-media-container>video {
    width: 100%;
    max-height: 90vh
}

#whatsapp-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 55px;
    height: 55px;
    background-color: var(--whatsapp-color);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 2px 2px 10px rgba(0, 0, 0, .4);
    z-index: 1001;
    text-decoration: none;
    transition: transform .2s ease-out, box-shadow .2s ease-out
}

#whatsapp-button:hover {
    transform: scale(1.1)
}

.fade-in-element {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity .6s ease-out, transform .6s ease-out
}

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

@media (min-width:576px) {
    .masonry-grid {
        column-count: 2
    }

    .methodology-steps {
        grid-template-columns: repeat(3, 1fr)
    }
}

@media (min-width:992px) {
    .masonry-grid {
        column-count: 3
    }

    .mobile-nav-toggle {
        display: none
    }

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

    .masterpiece-content {
        grid-template-columns: 1.2fr 1fr
    }

    .masterpiece-text {
        text-align: left
    }
}

@media (max-width:991px) {
    .desktop-nav {
        display: none
    }

    .language-switcher {
        margin-left: auto
    }

    .header-right-group {
        display: flex;
        align-items: center
    }
}

@media (max-width:768px) {

    .hero-section h1,
    .section-header h2,
    .masterpiece-text h2 {
        font-size: 2.2rem
    }

    .hero-section p.subtitle {
        font-size: 1.1rem
    }

    .portfolio-page-header h1 {
        font-size: 2.2rem
    }
}