/* ========================================
   KUSIGUION v2.0 - PREMIUM DARK MODE
   Basado en KusiDistiller Design System
   ======================================== */

:root {
    /* Colores Principales - Dark Mode Profundo */
    --bg-primary: #0a0a0f;
    --bg-secondary: #0f0f15;
    --bg-tertiary: #14141a;

    /* Glassmorphism Colors */
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: rgba(0, 0, 0, 0.4);
    --glass-hover: rgba(255, 255, 255, 0.07);

    /* Gradientes Dinámicos */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #00c6ff 0%, #0072ff 100%);

    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #6b6b7b;
    --text-light: #94a3b8;

    /* Accent Colors */
    --accent-cyan: #00d4ff;
    --accent-purple: #a855f7;
    --accent-pink: #ec4899;
    --accent-green: #10b981;
    --accent-orange: #f59e0b;
    --accent-blue: #3b82f6;

    /* Spacing & Radius */
    --radius-sm: 8px;
    --radius: 16px;
    --radius-lg: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Background Animado */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 15% 50%, rgba(118, 75, 162, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 85% 30%, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
    z-index: -1;
    animation: backgroundPulse 15s ease-in-out infinite alternate;
}

@keyframes backgroundPulse {
    0% {
        transform: scale(1);
    }

    100% {
        transform: scale(1.1);
    }
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

/* HEADER */
header {
    text-align: center;
    margin-bottom: 3.5rem;
    padding: 1rem 0;
    animation: slideDown 0.8s ease-out;
}

header h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -1px;
    display: inline-block;
}

header .subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-weight: 400;
}

header .tagline {
    font-size: 0.85rem;
    color: var(--accent-cyan);
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
    display: inline-block;
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* CARDS CON GLASSMORPHISM */
.card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: 0 8px 32px var(--glass-shadow);
    margin-bottom: 2rem;
    transition: var(--transition);
}

.card:hover {
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

.card h3 {
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.card h3::before {
    content: '';
    display: block;
    width: 4px;
    height: 24px;
    background: var(--gradient-accent);
    border-radius: 2px;
}

/* FORMS */
.label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

textarea,
select,
input[type="text"] {
    width: 100%;
    padding: 1rem 1.25rem;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

textarea:hover,
select:hover,
input[type="text"]:hover {
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(0, 0, 0, 0.3);
}

textarea:focus,
select:focus,
input[type="text"]:focus {
    outline: none;
    border-color: var(--accent-purple);
    background: rgba(0, 0, 0, 0.4);
    box-shadow: 0 0 0 2px rgba(168, 85, 247, 0.2);
}

textarea {
    resize: vertical;
    min-height: 160px;
}

/* SELECT CUSTOMIZATION */
select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23a0a0b0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
}

select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: 10px;
}

.char-counter {
    text-align: right;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.75rem;
}

.hint {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.75rem;
    padding-left: 1rem;
    border-left: 2px solid var(--accent-purple);
}

.template-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.75rem;
    padding: 1rem;
    background: rgba(168, 85, 247, 0.1);
    border: 1px solid rgba(168, 85, 247, 0.2);
    border-radius: var(--radius-sm);
}

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

@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 0.5rem 0;
    color: var(--text-secondary);
    transition: color 0.2s;
}

.checkbox-label:hover {
    text-color: var(--text-primary);
}

.checkbox-label input {
    margin-right: 0.75rem;
    width: 18px;
    height: 18px;
    border-radius: 4px;
    accent-color: var(--accent-purple);
    background: rgba(0, 0, 0, 0.3);
}

/* OPCIONES AVANZADAS */
.toggle-advanced {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: none;
    border: none;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    padding: 0.5rem 0;
    color: var(--text-primary);
    transition: var(--transition);
}

.toggle-advanced:hover {
    color: var(--accent-cyan);
}

.advanced-content {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--glass-border);
    animation: slideDown 0.3s ease;
}

/* BOTONES */
.btn-primary,
.btn-secondary {
    border: none;
    padding: 1rem 2rem;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    letter-spacing: 0.3px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(118, 75, 162, 0.4);
    position: relative;
    overflow: hidden;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(118, 75, 162, 0.6);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-large {
    width: 100%;
    padding: 1.25rem;
    font-size: 1.1rem;
    border-radius: var(--radius);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
}

/* LOADER */
.loader {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    margin-bottom: 2rem;
    backdrop-filter: blur(20px);
}

.spinner {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--accent-cyan);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1.5rem;
}

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

.loader-text {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.loader-subtext {
    font-size: 0.95rem;
    color: var(--accent-cyan);
}

/* TABS */
.tabs {
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--glass-border);
    margin-bottom: 2rem;
    padding-bottom: 0.5rem;
}

.tab {
    background: none;
    border: none;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    cursor: pointer;
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    font-weight: 500;
}

.tab:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.tab.active {
    color: white;
    background: var(--gradient-primary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

/* OUTPUT */
.script-output {
    background: #050507;
    /* Fondo muy oscuro para contraste */
    padding: 2rem;
    border-radius: var(--radius-sm);
    white-space: pre-wrap;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.95rem;
    line-height: 1.8;
    max-height: 600px;
    overflow-y: auto;
    border: 1px solid var(--glass-border);
    color: #e2e8f0;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.5);
}

.script-output:focus {
    outline: 2px solid var(--accent-purple);
    outline-offset: 2px;
}

.script-output::-webkit-scrollbar {
    width: 10px;
}

.script-output::-webkit-scrollbar-track {
    background: #050507;
}

.script-output::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 5px;
    border: 2px solid #050507;
}

/* MÉTRICAS */
.metrics {
    background: rgba(0, 212, 255, 0.05);
    padding: 2rem;
    border-radius: var(--radius);
    margin-top: 2rem;
    border: 1px solid rgba(0, 212, 255, 0.15);
}

.metrics h4 {
    margin-bottom: 1.5rem;
    color: var(--accent-cyan);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    font-weight: 700;
    text-align: center;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.metric {
    background: rgba(0, 0, 0, 0.2);
    padding: 1.5rem;
    border-radius: var(--radius-sm);
    text-align: center;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.metric:hover {
    transform: translateY(-3px);
    border-color: rgba(0, 212, 255, 0.3);
    background: rgba(0, 212, 255, 0.05);
}

.metric .label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.metric .value {
    font-size: 1.75rem;
    font-weight: 800;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ACCIONES */
.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
    justify-content: center;
}

/* HISTORIAL */
.history-item {
    padding: 1.25rem;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    background: rgba(255, 255, 255, 0.02);
    transition: var(--transition);
}

.history-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--accent-purple);
    transform: translateX(5px);
}

.history-item-title {
    color: var(--text-primary);
    font-size: 1rem;
}

.text-muted {
    color: var(--text-muted);
    font-style: italic;
}

/* FOOTER */
footer {
    padding: 3rem 0;
    color: var(--text-muted);
    font-size: 0.9rem;
    border-top: 1px solid var(--glass-border);
    margin-top: 4rem;
}

/* TOAST */
.toast {
    background: #1e1e24;
    color: white;
    border: 1px solid #333;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.toast.success {
    border-left: 4px solid var(--accent-green);
}

.toast.error {
    border-left: 4px solid var(--accent-orange);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 3-COLUMN LAYOUT */
.form-layout-3-cols {
    display: grid;
    grid-template-columns: 250px 1fr 250px;
    gap: 2rem;
    align-items: start;
}

.col-center {
    border-left: 1px solid var(--glass-border);
    border-right: 1px solid var(--glass-border);
    padding: 0 2rem;
}

@media (max-width: 1024px) {
    .form-layout-3-cols {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .col-center {
        border: none;
        padding: 0;
        border-top: 1px solid var(--glass-border);
        border-bottom: 1px solid var(--glass-border);
        padding: 2rem 0;
        margin: 2rem 0;
    }
}
.card {
    animation: fadeIn 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* ========================================
   MODO DIOS: SIG Indicator
   ======================================== */
.sig-indicator {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0.75rem;
    margin-top: 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    transition: var(--transition);
}

.sig-level {
    color: var(--text-secondary);
    font-weight: 600;
}

.sig-words {
    color: var(--text-muted);
    font-size: 0.75rem;
}