@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;700&family=Orbitron:wght@400;700&display=swap');

:root {
    --neon-fuchsia: #ff00ff;
    --neon-fuchsia-glow: rgba(255, 0, 255, 0.6);
    --neon-fuchsia-soft: rgba(255, 0, 255, 0.15);
    --bg-black: #050505;
    --bg-darker: #020202;
    --glass-bg: rgba(15, 15, 15, 0.7);
    --glass-border: rgba(255, 0, 255, 0.2);
    --terminal-green: #00ff41;
    --text-main: #ffffff;
    --text-muted: rgba(255, 255, 255, 0.7);
    --transition-smooth: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* 1. RESETEO Y BASE */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body, html {
    width: 100%;
    height: 100%;
    background-color: transparent; /* Permitir ver lo que hay detrás (video/overlay) */
    color: var(--text-main);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* 2. ANIMACIONES GLOBALES */
@keyframes flicker {
    0%, 18%, 22%, 25%, 53%, 57%, 100% {
        text-shadow: 0 0 7px #fff, 0 0 10px #fff, 0 0 21px var(--neon-fuchsia);
        box-shadow: 0 0 20px var(--neon-fuchsia-soft), inset 0 0 10px var(--neon-fuchsia-soft);
        border-color: var(--neon-fuchsia);
    }
    20%, 24%, 55% {        
        text-shadow: none;
        box-shadow: none;
        border-color: #333;
    }
}

@keyframes pulse-glow {
    0% { transform: scale(1); filter: brightness(1); }
    50% { transform: scale(1.02); filter: brightness(1.2); }
    100% { transform: scale(1); filter: brightness(1); }
}

@keyframes scanline {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

/* 3. COMPONENTES COMUNES */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
}

.neon-text {
    color: var(--neon-fuchsia);
    text-shadow: 0 0 10px var(--neon-fuchsia-glow);
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 2px;
}

.btn-cyber {
    padding: 12px 30px;
    border: 1px solid var(--neon-fuchsia);
    background: transparent;
    color: var(--neon-fuchsia);
    text-transform: uppercase;
    font-weight: 700;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: inline-block;
}

.btn-cyber:hover {
    background: var(--neon-fuchsia);
    color: #000;
    box-shadow: 0 0 25px var(--neon-fuchsia-glow);
    transform: translateY(-2px);
}

/* 4. NAVEGACIÓN (TAB BAR PRO - REDUCIDO) */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 450px; /* Reducido de 600px */
    height: 60px; /* Reducido de 80px */
    margin-bottom: 15px;
    background: rgba(5, 5, 5, 0.85);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 30px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 2000;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition-smooth);
    flex: 1;
}

.nav-item i {
    font-size: 1.05rem; /* Reducido de 1.4rem */
    margin-bottom: 3px;
}

.nav-item span {
    font-size: 0.45rem; /* Reducido de 0.6rem */
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1px;
}

.nav-item:hover, .nav-item.active {
    color: var(--neon-fuchsia);
    transform: translateY(-5px);
    text-shadow: 0 0 10px var(--neon-fuchsia-glow);
}

/* 5. FONDO DINÁMICO */
#bg-video {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -2;
    filter: brightness(0.7) saturate(0.9); /* Aumentado brillo y saturación */
}

.bg-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(255, 0, 255, 0.05) 0%, var(--bg-black) 100%);
    z-index: -1;
}

.bg-overlay::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 50%, rgba(0,0,0,0.1) 50%);
    background-size: 100% 4px;
    pointer-events: none;
}