/* 1. CONFIGURACIÓN DE VARIABLES */
:root {
    --bg-black: #050505;
    --neon-pink: #ff0055;
    --neon-cyan: #00f3ff;
    --neon-yellow: #f3f315;
    --card-bg: rgba(15, 15, 15, 0.95);
    --font-main: 'Orbitron', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

/* 2. RESET Y ESTRUCTURA BASE */
* { 
    margin: 0; 
    padding: 0; 
    box-sizing: border-box; 
}

body {
    background-color: var(--bg-black);
    color: var(--neon-cyan);
    font-family: var(--font-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column; /* Importante para que el footer se vaya al final */
    overflow-x: hidden;
    padding-top: 100px; /* Espacio para el Navbar fijo */
}

/* Efectos de Monitor Antiguo */
.scanlines {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.1) 50%);
    background-size: 100% 4px;
    z-index: 100;
    pointer-events: none;
}

/* 3. NAVBAR */
.cyber-nav {
    position: fixed;
    top: 0; left: 0; width: 100%;
    height: 70px;
    background: rgba(5, 5, 5, 0.95);
    border-bottom: 2px solid var(--neon-cyan);
    backdrop-filter: blur(15px);
    z-index: 1000;
    display: flex;
    align-items: center;
}

.nav-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.glitch-text {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--neon-pink);
    text-shadow: 2px 2px var(--neon-cyan);
    letter-spacing: 3px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-links a {
    text-decoration: none;
    padding: 5px 10px;
    border: 1px solid transparent;
    transition: 0.3s;
    font-size: 0.8rem;
    position: relative;
}

/* Efecto Hover estilo Hacker */
.nav-links a:hover {
    color: var(--neon-yellow);
    border-left: 2px solid var(--neon-yellow);
    background: rgba(243, 243, 21, 0.1);
}

/* Estilo para el botón activo */
.nav-links a.active {
    color: var(--neon-cyan);
    border: 1px solid var(--neon-cyan);
    box-shadow: inset 0 0 10px rgba(0, 243, 255, 0.2);
    clip-path: polygon(0 0, 100% 0, 100% 80%, 90% 100%, 0 100%);
}

/* 4. LAYOUT BENTO GRID */
.bento-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: minmax(100px, auto);
    gap: 20px;
    max-width: 1200px;
    width: 95%;
    margin: 20px auto;
    flex: 1; /* Empuja al footer hacia abajo */
    z-index: 10;
}

.bento-item {
    background: var(--card-bg);
    border: 1px solid var(--neon-cyan);
    padding: 20px;
    position: relative;
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 15px), calc(100% - 15px) 100%, 0 100%);
    box-shadow: 0 0 15px rgba(0, 243, 255, 0.05);
}

/* Posiciones específicas */
.header { grid-column: span 4; border-bottom: 3px solid var(--neon-yellow); }
.preview-card { grid-column: span 2; grid-row: span 2; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.controls { grid-column: span 2; }
.harmonies { grid-column: span 2; }
.details { grid-column: span 2; }
.history { grid-column: span 4; border-top: 2px solid var(--neon-pink); }

/* 5. ELEMENTOS INTERNOS */
.color-diamond {
    width: 140px;
    height: 140px;
    transform: rotate(45deg);
    border: 3px solid #fff;
    transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.harmony-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-top: 15px;
}

.swatch {
    height: 50px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: 0.3s;
}

.swatch:hover {
    transform: scale(1.05);
    border-color: #fff;
    box-shadow: 0 0 15px currentColor;
}

.slider {
    -webkit-appearance: none;
    width: 100%;
    height: 4px;
    background: #222;
    margin: 15px 0;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: var(--neon-yellow);
    clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
    cursor: pointer;
}

/* 6. HISTORIAL */
.recent-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 15px;
}

.recent-swatch {
    width: 60px;
    height: 30px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    clip-path: polygon(10% 0, 100% 0, 90% 100%, 0 100%);
    cursor: pointer;
    transition: 0.3s;
}

/* 7. FOOTER PROFESIONAL */
.cyber-footer {
    width: 100%;
    background-color: #000;
    border-top: 2px solid var(--neon-cyan);
    padding: 40px 0 20px 0;
    margin-top: 60px;
}

.footer-main {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-column h4 {
    color: var(--neon-yellow);
    font-size: 0.8rem;
    margin-bottom: 15px;
    letter-spacing: 1px;
}

.footer-column a {
    display: block;
    color: #666;
    text-decoration: none;
    font-size: 0.75rem;
    margin-bottom: 8px;
    font-family: var(--font-mono);
}

.footer-column a:hover { color: var(--neon-cyan); }

.footer-bottom {
    max-width: 1200px;
    margin: 30px auto 0;
    padding: 20px;
    border-top: 1px solid #111;
    display: flex;
    justify-content: space-between;
    font-size: 0.65rem;
    color: #444;
}

/* 8. RESPONSIVE */
@media (max-width: 850px) {
    .bento-container { grid-template-columns: 1fr 1fr; }
    .header, .history { grid-column: span 2; }
}

@media (max-width: 500px) {
    .bento-container { grid-template-columns: 1fr; }
    .header, .preview-card, .controls, .harmonies, .details, .history { grid-column: span 1; }
    .nav-links { display: none; } /* Ocultar links en móvil muy pequeño */
}

/* Recuperar Borde Amarillo en Header */
.header { 
    grid-column: span 4; 
    border-top: 1px solid var(--neon-cyan) !important;
    border-bottom: 4px solid var(--neon-yellow) !important; /* El detalle amarillo de la v2.0 */
    background: linear-gradient(90deg, rgba(243, 243, 21, 0.05), transparent);
}

/* Botones con Corte Diagonal (Estilo image_6d153c.png) */
.cyber-btn-small, #copyBtn {
    background: var(--neon-pink);
    color: white;
    border: none;
    padding: 8px 20px;
    font-family: var(--font-main);
    font-size: 0.7rem;
    cursor: pointer;
    clip-path: polygon(15% 0, 100% 0, 85% 100%, 0 100%); /* Corte diagonal */
    transition: 0.3s;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cyber-btn-small:hover, #copyBtn:hover {
    background: var(--neon-cyan);
    color: black;
    box-shadow: 0 0 15px var(--neon-cyan);
}

.color-diamond {
    width: 150px;
    height: 150px;
    transform: rotate(45deg);
    border: 4px solid #fff;
    position: relative;
    overflow: hidden;
    transition: 0.4s;
}

/* Efecto de líneas dentro del diamante */
.color-diamond::after {
    content: "";
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(rgba(0,0,0,0.1) 50%, transparent 50%);
    background-size: 100% 4px; /* Las rayitas horizontales */
    pointer-events: none;
}

.harmony-box span {
    display: block;
    font-size: 0.6rem;
    color: var(--neon-cyan);
    margin-bottom: 5px;
    font-family: var(--font-mono);
}

.swatch {
    height: 45px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    clip-path: polygon(0 0, 100% 0, 100% 70%, 80% 100%, 0 100%); /* Forma tech */
}

.hex-input-group {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 30px;
    background: rgba(0,0,0,0.5);
    padding: 5px;
    border: 1px solid var(--neon-pink);
}

#hexInput {
    background: transparent;
    border: none;
    color: #fff;
    font-family: var(--font-mono);
    font-size: 1.1rem;
    width: 100px;
    outline: none;
    text-align: center;
}

.cyber-notification {
    background: rgba(5, 5, 5, 0.9);
    border-left: 5px solid var(--neon-cyan);
    border-right: 1px solid var(--neon-cyan);
    border-top: 1px solid var(--neon-cyan);
    border-bottom: 1px solid var(--neon-cyan);
    color: #fff;
    padding: 15px 25px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    min-width: 250px;
    clip-path: polygon(0 0, 100% 0, 100% 70%, 90% 100%, 0 100%);
    box-shadow: 0 0 15px rgba(0, 243, 255, 0.2);
    animation: slideIn 0.3s ease-out forwards;
}

.cyber-notification h5 {
    color: var(--neon-yellow);
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.fade-out {
    animation: slideOut 0.5s ease-in forwards;
}

@keyframes slideOut {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(120%); opacity: 0; }
}