/* ==========================================================================
   variables y configuración base
   ========================================================================= */
:root {
    --bg-dark: #0d0f12;
    --bg-card: #14181f;
    --text-main: #f5f6f8;
    --text-muted: #8a94a6;
    
    /* paleta del colibrí */
    --accent-magenta: #e61f52;
    --accent-blue: #009cb7;
    --accent-green: #689f00;
    --accent-orange: #f29124;
    --accent-navy: #0d5c75;
    
    --font-geo: 'josefin sans', sans-serif;
    
    --mouse-x: 50%;
    --mouse-y: 50%;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-geo);
    font-optical-sizing: auto;
    font-style: normal;
    overflow-x: hidden;
    line-height: 1.6;
    padding-bottom: 5px;
}

/* ==========================================================================
   preloader de corte editorial simétrico (línea gruesa de 8px aleatoria)
   ========================================================================== */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-dark);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: transform 0.6s cubic-bezier(0.85, 0, 0.15, 1);
}

.loader-line {
    width: 0;
    height: 8px; /* grosor de 8px configurado y consolidado */
    animation: line-extend 1.2s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

/* clases de mapeo de color aleatorio para la línea del loader */
.bg-magenta { background-color: var(--accent-magenta); }
.bg-green   { background-color: var(--accent-green); }
.bg-blue    { background-color: var(--accent-blue); }
.bg-orange  { background-color: var(--accent-orange); }

@keyframes line-extend {
    0% { width: 0; opacity: 0; }
    50% { opacity: 1; }
    100% { width: 150px; opacity: 1; }
}

.preloader.fade-out {
    transform: translateY(-100%);
}

/* ==========================================================================
   navbar (sobrio y minimalista - sólo logo)
   ========================================================================== */
.navbar {
    display: flex;
    justify-content: center; 
    align-items: center;
    padding: 1rem 2rem;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(13, 15, 18, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.9rem;
}

.logo-img {
    width: 36px !important;
    height: 36px !important;
    max-width: 36px !important;
    max-height: 36px !important;
    object-fit: contain;
    border-radius: 50%; 
    background-color: #ffffff; 
    display: block;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 300;
    letter-spacing: 4px;
}

.logo-text span {
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--text-muted);
    margin-left: 4px;
}

/* ==========================================================================
   hero section (malla de blueprint sutil + collage flotante + revelado fade-up)
   ========================================================================== */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 6rem 1rem 4rem 1rem; 
    position: relative;
}

.hero-blueprint {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(rgba(255, 255, 255, 0.01) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.01) 1px, transparent 1px);
        
    mask-image: radial-gradient(circle at var(--mouse-x) var(--mouse-y), black 10%, transparent 65%);
    -webkit-mask-image: radial-gradient(circle at var(--mouse-x) var(--mouse-y), black 10%, transparent 65%);
    
    z-index: 1;
    pointer-events: none;
    transition: mask-image 0.1s ease, -webkit-mask-image 0.1s ease;
    will-change: mask-image, -webkit-mask-image;
}

.floating-collage {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    overflow: hidden;
}

.geo-shape {
    position: absolute;
    opacity: 0.015; 
    background-color: #ffffff;
}

.shape-triangle { width: 120px; height: 120px; clip-path: polygon(50% 0%, 0% 100%, 100% 100%); }
.shape-diamond { width: 80px; height: 80px; clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%); }
.shape-polygon { width: 140px; height: 140px; clip-path: polygon(50% 0%, 100% 38%, 82% 100%, 18% 100%, 0% 38%); }

/* idea 1: animación cinemática fade-up de revelado de los textos al cargar */
.hero-content {
    max-width: 700px;
    z-index: 2;
    width: 100%;
    animation: fade-up 1s cubic-bezier(0.16, 1, 0.3, 1) 0.4s both;
}

@keyframes fade-up {
    0% { opacity: 0; transform: translateY(20px); }
    100% { opacity: 1; transform: translateY(0); }
}

.hero-title {
    font-size: 2.15rem; 
    font-weight: 300;
    line-height: 1.3;
    letter-spacing: 0.5px;
    margin-bottom: 1.5rem;
    word-break: keep-all; 
}

.word-block {
    display: inline-block;
    white-space: nowrap; 
}

.txt-magenta { color: var(--accent-magenta); }
.txt-green   { color: var(--accent-green); }
.txt-blue    { color: var(--accent-blue); }
.txt-orange  { color: var(--accent-orange); }
.txt-navy    { color: var(--accent-navy); }

.txt-bold-offset {
    font-weight: 700; 
    display: inline-block;
    text-shadow: 
        -1px -1px 0 #ffffff,  
         1px -1px 0 #ffffff,
        -1px  1px 0 #ffffff,
         1px  1px 0 #ffffff,
        -1px  0px 0 #ffffff,
         1px  0px 0 #ffffff,
         0px -1px 0 #ffffff,
         0px  1px 0 #ffffff; 
}

.hero-subtitle {
    color: var(--text-muted);
    font-size: 1rem;
    font-weight: 300;
    letter-spacing: 0.3px;
}

/* ==========================================================================
   servicios (recuadros asimétricos & blindaje táctil active)
   ========================================================================== */
.services-section {
    padding: 5rem 1.5rem;
    position: relative;
    z-index: 2;
}

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

.section-header h2 {
    font-size: 1.6rem;
    font-weight: 300;
    letter-spacing: 3px;
}

.geo-divider {
    width: 60px;
    height: 3px;
    background: var(--accent-orange);
    margin-top: 1rem;
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr; 
    gap: 1.5rem;
}

.service-card {
    background-color: var(--bg-card);
    padding: 2.5rem 1.5rem;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.03);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.4s ease;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 0 15px 15px 0;
    border-color: transparent var(--accent-blue) transparent transparent;
    animation: corner-glow 8s linear infinite;
}

.services-grid .service-card:nth-child(2)::before { animation-delay: 2.5s; }
.services-grid .service-card:nth-child(3)::before { animation-delay: 5s; }

@keyframes corner-glow {
    0%, 100% { border-right-color: var(--accent-blue); }
    25% { border-right-color: var(--accent-magenta); }
    50% { border-right-color: var(--accent-green); }
    75% { border-right-color: var(--accent-orange); }
}

/* idea 3: incorporados los estados :active para respuesta táctil instantánea en móvil */
.service-card:hover,
.service-card:active {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.1);
}

.service-card h3 {
    font-size: 1.3rem;
    font-weight: 400;
    margin-bottom: 1rem;
    letter-spacing: 1px;
    transition: letter-spacing 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.service-card:hover h3,
.service-card:active h3 {
    letter-spacing: 3px; 
}

/* interactividad en iconos (activada simétricamente en hover y active táctil) */
.card-icon {
    color: var(--text-main);
    margin-bottom: 1.5rem;
    transition: color 0.3s ease;
}

.card-icon svg * { transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), transform-origin 0.4s ease; }

.card-web:hover .card-icon, .card-web:active .card-icon { color: var(--accent-blue); }
.card-web:hover .web-bracket-left, .card-web:active .web-bracket-left { transform: translateX(-3px); }
.card-web:hover .web-bracket-right, .card-web:active .web-bracket-right { transform: translateX(3px); }

.card-graphic:hover .card-icon, .card-graphic:active .card-icon { color: var(--accent-magenta); }
.card-graphic:hover .graphic-center-circle, .card-graphic:active .graphic-center-circle { transform: rotate(45deg); transform-origin: 12px 12px; }

.card-fashion:hover .card-icon, .card-fashion:active .card-icon { color: var(--accent-green); }
.card-fashion:hover .fashion-dress-body, .card-fashion:active .fashion-dress-body { transform: scale(1.05); transform-origin: 12px 12px; }

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 300;
    letter-spacing: 0.3px;
}

/* ==========================================================================
   footer & ribbon
   ========================================================================== */
.footer {
    padding: 5rem 1.5rem 6rem 1.5rem; 
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    letter-spacing: 1px;
    width: 100%;
}

.footer strong {
    color: var(--text-main);
    font-weight: 400;
}

.color-ribbon {
    display: flex;
    width: 100%;
    height: 5px; 
    position: fixed;
    bottom: 0;
    left: 0;
    z-index: 2000; 
}

.ribbon-bar {
    flex: 1;
    height: 100%;
}

.bar-magenta { background-color: var(--accent-magenta); }
.bar-green   { background-color: var(--accent-green); }
.bar-blue    { background-color: var(--accent-blue); }
.bar-orange  { background-color: var(--accent-orange); }
.bar-navy    { background-color: var(--accent-navy); }

/* ==========================================================================
   media queries (ajustes adaptativos para pc de escritorio y tabletas)
   ========================================================================== */
@media (min-width: 768px) {
    .navbar {
        justify-content: flex-start; 
        padding: 1.5rem 4rem;
    }
    .logo-text { font-size: 1.35rem; }
    .logo-img { width: 42px !important; height: 42px !important; max-width: 42px !important; max-height: 42px !important; }
    .hero-section { padding: 0 4rem; }
    .hero-title { font-size: 4rem; line-height: 1.2; letter-spacing: 1px; }
    .hero-subtitle { font-size: 1.25rem; }
    .services-section { padding: 8rem 4rem; }
    .section-header h2 { font-size: 2.2rem; }
    .services-grid { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
}

@media (min-width: 1024px) {
    .services-grid { grid-template-columns: repeat(3, 1fr); }
    .service-card { padding: 3rem 2rem; }
}