:root {
    --bg-color: #0F172A; --card-bg: #1E293B; --text-primary: #F8FAFC; --text-secondary: #94A3B8;
    --accent: #38BDF8; --danger: #EF4444; --success: #10B981; --warning: #F59E0B; --purple: #A855F7;
}
* { box-sizing: border-box; }
body { font-family: 'Segoe UI', sans-serif; background: var(--bg-color); color: var(--text-primary); margin: 0; height: 100vh; display: flex; flex-direction: column; overflow: hidden; }

header { background: #020617; padding: 15px 30px; border-bottom: 1px solid #334155; display: flex; justify-content: space-between; align-items: center; }
.brand { font-size: 1.3rem; font-weight: 800; letter-spacing: 1px; }

.main-container { display: flex; flex: 1; padding: 20px; gap: 20px; overflow: hidden; }
.simulator-panel { width: 420px; background: var(--card-bg); border-radius: 12px; border: 1px solid #334155; display: flex; flex-direction: column; overflow-y: auto; padding: 20px; flex-shrink: 0; }
.stream-panel { flex: 1; background: #000; border-radius: 12px; border: 1px solid #334155; overflow-y: auto; font-family: monospace; padding: 20px; background-image: radial-gradient(#1e293b 1px, transparent 1px); background-size: 20px 20px; }

/* Tabs */
.nav-tabs { display: flex; gap: 5px; margin-bottom: 20px; border-bottom: 1px solid #334155; padding-bottom: 5px; overflow-x: auto; }
.nav-btn { background: none; border: none; color: #64748B; font-weight: 600; cursor: pointer; padding: 10px; white-space: nowrap; border-bottom: 3px solid transparent; }
.nav-btn.active { color: white; }
.nav-btn.active[data-tab="fraud"] { border-color: var(--accent); color: var(--accent); }
.nav-btn.active[data-tab="credit"] { border-color: #3b82f6; color: #3b82f6; }
.nav-btn.active[data-tab="abuse"] { border-color: #f97316; color: #f97316; }
.nav-btn.active[data-tab="cx"] { border-color: var(--purple); color: var(--purple); }
.nav-btn.active[data-tab="mkt"] { border-color: #ec4899; color: #ec4899; }
.nav-btn.active[data-tab="atm"] { border-color: #eab308; color: #eab308; }
.nav-btn.active[data-tab="vis"] { border-color: #14b8a6; color: #14b8a6; }

.panel-content { display: none; animation: fadeIn 0.3s; }
.panel-content.active { display: block; }

/* Presets Bar */
.preset-bar { display: flex; gap: 8px; margin-bottom: 15px; flex-wrap: wrap; }
.preset-btn { border: none; padding: 6px 12px; border-radius: 20px; font-size: 0.75rem; font-weight: bold; cursor: pointer; transition: transform 0.1s; color: white; }
.preset-btn:hover { transform: scale(1.05); }
.btn-danger { background: rgba(239, 68, 68, 0.2); color: #EF4444; border: 1px solid #EF4444; }
.btn-warn { background: rgba(245, 158, 11, 0.2); color: #F59E0B; border: 1px solid #F59E0B; }
.btn-success { background: rgba(16, 185, 129, 0.2); color: #10B981; border: 1px solid #10B981; }

/* UI Elements */
.section-title { font-size: 0.8rem; font-weight: bold; text-transform: uppercase; color: #94A3B8; margin: 20px 0 10px 0; border-bottom: 1px solid #334155; padding-bottom: 5px; display: flex; align-items: center; gap: 8px; }
.builder-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.full-width { grid-column: span 2; }
label { display: block; font-size: 0.75rem; color: #94A3B8; margin-bottom: 4px; }
.builder-input { background: #0F172A; border: 1px solid #334155; color: white; padding: 10px; border-radius: 6px; width: 100%; transition: border-color 0.2s; }
.builder-input:focus { border-color: var(--accent); outline: none; }
.builder-btn { width: 100%; padding: 12px; border: none; border-radius: 6px; cursor: pointer; font-weight: bold; margin-top: 15px; color: white; display: flex; justify-content: center; gap: 8px; box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.2); }
.builder-btn:hover { opacity: 0.9; }

/* Colores Botones */
.btn-fraud { background: var(--accent); color: #000; }
.btn-credit { background: #3b82f6; }
.btn-abuse { background: #f97316; }
.btn-cx { background: var(--purple); }
.btn-mkt { background: #ec4899; }
.btn-atm { background: #eab308; color: #000; }
.btn-vis { background: #14b8a6; color: #000; }

.rules-context-box { background: rgba(0,0,0,0.3); padding: 15px; border-radius: 8px; border: 1px solid #334155; margin-top: 15px; }
#editor { width: 100%; border-radius: 8px; border: 1px solid #334155; font-size: 12px; height: 120px; transition: height 0.3s; }
#editor.expanded { height: 500px; }
.config-box { margin-top: 20px; }

/* Logs Estilo Tarjeta */
.log-entry { 
    background: #1E293B; padding: 15px; border-radius: 8px; border-left: 5px solid #555; margin-bottom: 15px; 
    font-size: 0.9rem; box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3); animation: slideIn 0.3s ease-out; position: relative;
}
.log-entry.blocked { border-left-color: var(--danger); }
.log-entry.blocked::after { content: "🛑 BLOQUEADO"; position: absolute; top: 10px; right: 10px; font-size: 0.7rem; color: var(--danger); font-weight: bold; border: 1px solid var(--danger); padding: 2px 6px; border-radius: 4px; }
.log-entry.approved { border-left-color: var(--success); }
.log-entry.approved::after { content: "✅ APROBADO"; position: absolute; top: 10px; right: 10px; font-size: 0.7rem; color: var(--success); font-weight: bold; border: 1px solid var(--success); padding: 2px 6px; border-radius: 4px; }
.log-entry.revision { border-left-color: var(--warning); }
.log-entry.revision::after { content: "⚠️ REVISIÓN"; position: absolute; top: 10px; right: 10px; font-size: 0.7rem; color: var(--warning); font-weight: bold; border: 1px solid var(--warning); padding: 2px 6px; border-radius: 4px; }
.log-entry.processing { border-left-color: #94A3B8; opacity: 0.7; }

.meta-info { font-size: 0.75rem; color: #64748B; margin-top: 10px; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 5px; display: flex; justify-content: space-between; }

/* Chat Bubble para CX */
.chat-bubble { background: #334155; padding: 10px 15px; border-radius: 0 12px 12px 12px; margin-top: 10px; color: #E2E8F0; font-style: italic; border-left: 2px solid var(--purple); position: relative; }
.chat-bubble::before { content: "🤖 IA Reply:"; font-size: 0.65rem; color: var(--purple); display: block; margin-bottom: 3px; font-style: normal; font-weight: bold; }

/* Modal 2FA */
.modal-overlay { 
    display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; 
    background: rgba(0,0,0,0.85); backdrop-filter: blur(4px); z-index: 9999; 
    justify-content: center; align-items: center; 
}
.modal-content { 
    background: #1E293B; padding: 30px; border-radius: 16px; border: 1px solid var(--accent); 
    width: 340px; text-align: center; box-shadow: 0 0 40px rgba(56, 189, 248, 0.2); 
    animation: popIn 0.3s;
}
.modal-content h3 { margin-top: 0; color: white; }
.modal-content p { color: #94A3B8; font-size: 0.9rem; margin-bottom: 20px; }
.pin-display { width: 100%; background: #000; border: 1px solid #334155; color: white; font-size: 2rem; text-align: center; letter-spacing: 10px; padding: 15px; border-radius: 8px; margin-bottom: 20px; outline: none; }
.keypad { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
.key-btn { background: #334155; color: white; border: none; padding: 15px 0; border-radius: 8px; font-size: 1.2rem; cursor: pointer; transition: 0.1s; }
.key-btn:hover { background: #475569; }
.key-btn.btn-clear { color: var(--danger); font-weight: bold; }
.key-btn.btn-ok { background: var(--success); color: white; font-weight: bold; }
.key-btn.btn-ok:hover { background: #059669; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes popIn { from { transform: scale(0.9); opacity: 0; } to { transform: scale(1); opacity: 1; } }
@keyframes slideIn { from { transform: translateX(20px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }