:root { 
    --verde: #76bc21; 
    --azul: #003399; 
    --oscuro: #020408; 
    --led-on: #00ff00;
    --naranja-erp: #f39c12; 
}

body { 
    margin: 0; 
    background-color: var(--oscuro); 
    color: white; 
    font-family: 'Outfit', sans-serif; 
    overflow-x: hidden; 
}

.text-green { color: var(--verde); }

/* --- HEADER DINÁMICO --- */
header {
    position: fixed; 
    top: 20px; left: 50%; transform: translateX(-50%);
    width: 95%; max-width: 1250px; height: 75px;
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(20px);
    border-radius: 60px;
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    align-items: center;
    padding: 0 40px;
    z-index: 10000;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-sizing: border-box;
    transition: all 0.4s ease;
}

.cv-logo-section img { height: 40px; width: auto; }
.cv-nav-section { display: flex; justify-content: center; }
.cv-nav-section ul { display: flex; gap: 15px; list-style: none; margin: 0; padding: 0; }
.cv-nav-section ul li a {
    text-decoration: none; color: #fff !important; font-weight: 700;
    font-size: 0.85rem; padding: 8px 15px; border-radius: 30px; transition: 0.3s;
}
.cv-nav-section ul li a:hover { background: var(--verde); color: #000 !important; }

.menu-btn { display: none; flex-direction: column; gap: 5px; cursor: pointer; z-index: 11000; }
.menu-btn span { width: 30px; height: 3px; background: var(--verde); border-radius: 5px; transition: 0.3s; }

.header-date-info {
    display: flex; justify-content: flex-end;
    font-weight: 700; font-size: 0.8rem; color: var(--verde); letter-spacing: 1px;
}

/* --- FONDO Y PARTÍCULAS --- */
#canvas-bg { position: fixed; top: 0; left: 0; width: 100%; height: 100%; z-index: -1; }
.bg-mesh { 
    position: fixed; top: 0; left: 0; width: 100%; height: 100%; 
    background-image: radial-gradient(circle at 20% 30%, rgba(118, 188, 33, 0.12) 0%, transparent 25%), url('../img/nodo_smart.png'); 
    background-size: cover; opacity: 0.3; z-index: -2; 
}

/* --- HERO: ESPACIO AJUSTADO (MÁS CERCA) --- */
.hero { 
    display: flex; align-items: center; 
    justify-content: center; 
    min-height: 75vh; padding: 90px 8% 0 8%; 
    gap: 20px; 
}
.hero-content { 
    flex: 0 1 auto; 
    max-width: 550px;
    display: flex; flex-direction: column; gap: 20px; 
} 

.glass-card { 
    position: relative; background: rgba(255, 255, 255, 0.03); backdrop-filter: blur(25px); 
    border-radius: 40px; padding: 45px; border: 1px solid rgba(255, 255, 255, 0.1); 
    box-shadow: 0 40px 100px rgba(0,0,0,0.8);
}

h1 { font-size: 3.8rem; font-weight: 900; line-height: 0.9; margin: 0; }
.glass-card p { font-size: 1.2rem; color: #bdc3c7; margin: 25px 0 0 0; border-left: 5px solid var(--verde); padding-left: 20px; }

.btn-box { display: flex; gap: 15px; }
.btn-primary, .btn-secondary { padding: 12px 30px; border-radius: 50px; text-decoration: none; font-weight: 900; transition: 0.3s; }
.btn-primary { background: var(--verde); color: #000; }
.btn-secondary { border: 2px solid var(--azul); color: #fff; }

/* --- VISUAL STACK (Servidor ancho) --- */
.visual-stack { 
    flex: 0 1 auto; 
    position: relative; 
    width: 100%; 
    max-width: 630px; 
    aspect-ratio: 16 / 10; 
    animation: floatGroup 6s ease-in-out infinite; 
    container-type: inline-size; perspective: 1500px;
    margin-left: -10px; 
}

.server-img { 
    width: 100%; height: 100%; object-fit: fill;
    top: 0; left: 0; z-index: 2; 
    mix-blend-mode: screen; filter: brightness(1.2) contrast(1.1); position: absolute; 
}

/* --- ENGRANAJES --- */
.gear-img, .gear-small, .gear-top { transform-style: preserve-3d; transform-origin: center; position: absolute; mix-blend-mode: screen; filter: brightness(1.2); }
.gear-img { width: 22%; right: 25%; top: 52%; z-index: 6; animation: giroVerde 12s linear infinite; }
.gear-small { width: 20%; right: 20%; top: 22%; z-index: 5; animation: giroNaranja 9s linear infinite; }
.gear-top { width: 14%; right: 16%; top: 45%; z-index: 7; animation: giroAzul 10s linear infinite; }

/* --- LEDs 5x3 CORREGIDOS --- */
.led-container { 
    position: absolute; z-index: 15; 
    left: 34.4cqw; top: 18.5cqw;
    display: grid; grid-template-columns: repeat(5, 1fr); grid-template-rows: repeat(3, 1fr);
    gap: 1.1cqw; width: 10.5cqw; transform: rotate(4deg) skewY(12deg); 
}
.led { 
    width: 0.9cqw; height: 0.9cqw; 
    background-color: var(--led-on); 
    border-radius: 50%; 
    box-shadow: 0 0 6px var(--led-on); 
    opacity: 0.8;
}

/* Clases de animación para destello asíncrono */
.led.r1 { animation: blinkSync 0.6s infinite alternate ease-in-out; }
.led.r2 { animation: blinkSync 0.4s infinite alternate-reverse ease-in-out 0.1s; }
.led.r3 { animation: blinkSync 0.8s infinite alternate ease-in-out 0.2s; }
.led.r4 { animation: blinkSync 0.3s infinite alternate-reverse ease-in-out 0.05s; }

/* --- RELOJ: ÁNGULO CORREGIDO --- */
.server-screen-clock { 
    position: absolute; z-index: 10; 
    left: 25.8%; top: 42.5%; width: 28%; 
    text-align: center; 
    transform: rotate(-3deg) skewY(20deg); 
    color: var(--led-on); text-shadow: 0 0 10px var(--led-on); 
    font-family: 'Courier New', monospace; 
}
#time, #date { font-size: 2.6cqw; font-weight: 900; display: block; line-height: 1.1; }

/* --- SECCIÓN SERVICIOS --- */
.services-container {
    padding: 0 8% 40px 8%; 
    margin-top: -40px; 
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    position: relative;
    z-index: 10;
}

.service-card {
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(25px);
    border-radius: 30px;
    padding: 25px; 
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all 0.4s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 280px; 
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: "";
    position: absolute;
    bottom: 0; left: 0; width: 100%; height: 50%; 
    z-index: -1; opacity: 0.1; transition: opacity 0.4s ease;
}

.service-card:hover::before { opacity: 0.2; }
#hosting-main::before { background: linear-gradient(to top, var(--verde), transparent); }
#web-main::before { background: linear-gradient(to top, var(--azul), transparent); }
#erp-main::before { background: linear-gradient(to top, var(--naranja-erp), transparent); }

.service-card:hover { transform: translateY(-8px); border-color: rgba(255, 255, 255, 0.2); }
#hosting-main:hover { border-color: var(--verde); }
#web-main:hover { border-color: var(--azul); }
#erp-main:hover { border-color: var(--naranja-erp); }

.service-card h2 { font-size: 1.6rem; font-weight: 900; margin: 0; color: #fff; line-height: 1; }
.service-card h3 { font-size: 0.75rem; color: var(--verde); text-transform: uppercase; letter-spacing: 2px; margin: 8px 0 12px 0; }
.service-card p { font-size: 0.9rem; color: #bdc3c7; line-height: 1.4; margin-bottom: 15px; border-left: 3px solid var(--verde); padding-left: 12px; }

/* --- RESPONSIVE --- */
@media (max-width: 900px) {
    header { top: 0; width: 100%; border-radius: 0; height: 70px; grid-template-columns: 1fr 1fr; padding: 0 25px; }
    .hero { min-height: auto; padding-top: 100px; flex-direction: column; text-align: center; gap: 30px; }
    .hero-content { align-items: center; width: 100%; order: 2; }
    .visual-stack { flex: none; max-width: 450px; aspect-ratio: 16/10; margin: 0 auto; order: 1; } 
    h1 { font-size: 2.8rem; }
}

/* --- ANIMACIONES --- */
@keyframes giroVerde { from { transform: rotateY(-35deg) rotateX(8deg) rotateZ(360deg); } to { transform: rotateY(-35deg) rotateX(8deg) rotateZ(0deg); } }
@keyframes giroNaranja { from { transform: rotateY(-35deg) rotateX(8deg) rotateZ(360deg); } to { transform: rotateY(-35deg) rotateX(8deg) rotateZ(0deg); } }
@keyframes giroAzul { from { transform: rotateY(-35deg) rotateX(8deg) rotateZ(0deg); } to { transform: rotateY(-35deg) rotateX(8deg) rotateZ(360deg); } }

/* Nueva animación de destello sincronizado */
@keyframes blinkSync {
    0% { opacity: 0.2; filter: brightness(0.5); box-shadow: 0 0 2px var(--led-on); }
    50% { opacity: 1; filter: brightness(1.5); box-shadow: 0 0 10px var(--led-on); }
    100% { opacity: 0.6; filter: brightness(1); box-shadow: 0 0 4px var(--led-on); }
}

@keyframes floatGroup { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-20px); } }