:root {
    --bg: #030408;
    --glass: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --accent: #10b981;
    --accent-glow: rgba(16, 185, 129, 0.2);
    --text: #f8fafc;
    --text-dim: #94a3b8;
    --aura-1: #064e3b;
    --aura-2: #1e1b4b;
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Inter', sans-serif; }

body {
    background: var(--bg);
    color: var(--text);
    height: 100vh;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Ambient Background */
.ambient-glow {
    position: fixed;
    inset: 0;
    z-index: -1;
    filter: blur(100px);
}
.aura { position: absolute; width: 50vw; height: 50vw; border-radius: 50%; opacity: 0.2; animation: float 20s infinite alternate; }
.aura-1 { background: var(--aura-1); top: -10%; left: -10%; }
.aura-2 { background: var(--aura-2); bottom: -10%; right: -10%; animation-delay: -5s; }

@keyframes float { from { transform: translate(0, 0); } to { transform: translate(100px, 100px); } }

.forge-container {
    width: 95vw;
    height: 90vh;
    background: var(--glass);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid var(--glass-border);
    border-radius: 40px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 50px 100px rgba(0,0,0,0.5);
}

/* Header */
.forge-header {
    padding: 2rem 3rem;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.01);
}

.brand { display: flex; align-items: center; gap: 1.25rem; }
.logo-mark { width: 36px; height: 36px; border: 2px solid var(--accent); border-radius: 10px; position: relative; }
.logo-mark::before { content: ''; position: absolute; inset: 8px; background: var(--accent); border-radius: 4px; box-shadow: 0 0 20px var(--accent-glow); }
.brand h1 { font-family: 'Outfit'; font-size: 1.5rem; font-weight: 800; letter-spacing: -0.5px; }

.engine-controls { display: flex; gap: 1rem; }
.control-btn { 
    padding: 0.8rem 1.8rem; 
    border-radius: 14px; 
    font-weight: 700; 
    font-size: 0.8rem; 
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: 'Outfit';
}

.control-btn.primary { background: var(--accent); color: #000; border: none; }
.control-btn.primary:hover { transform: translateY(-2px); box-shadow: 0 10px 30px var(--accent-glow); }
.control-btn.secondary { background: rgba(255, 255, 255, 0.05); border: 1px solid var(--glass-border); color: #fff; }
.control-btn.secondary:hover { background: rgba(255, 255, 255, 0.1); }

/* Workspace Layout */
.workspace {
    flex: 1;
    display: grid;
    grid-template-columns: 320px 1fr 340px;
    overflow: hidden;
}

.glass-panel {
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    background: rgba(0, 0, 0, 0.1);
}

.log-panel { border-right: none; border-left: 1px solid var(--glass-border); }

.panel-header { padding: 2rem 1.5rem 1rem; display: flex; justify-content: space-between; align-items: center; }
.panel-header .label { font-family: 'IBM Plex Mono'; font-size: 0.65rem; text-transform: uppercase; letter-spacing: 2px; color: var(--accent); opacity: 0.8; }

.rule-list { padding: 0 1.5rem 1.5rem; flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 0.75rem; }
.rule-card { 
    background: rgba(255, 255, 255, 0.02); 
    border: 1px solid var(--glass-border); 
    padding: 1.25rem; 
    border-radius: 16px; 
    font-size: 0.8rem; 
    transition: all 0.4s;
    line-height: 1.5;
}
.rule-card.active { 
    background: rgba(16, 185, 129, 0.08); 
    border-color: var(--accent); 
    transform: scale(1.02);
}
.rule-card .gate { color: var(--accent); font-weight: 800; }

.active-config { padding: 2rem 1.5rem; border-top: 1px solid var(--glass-border); }
select { 
    width: 100%; 
    background: rgba(255, 255, 255, 0.03); 
    border: 1px solid var(--glass-border); 
    color: white; 
    padding: 1rem; 
    border-radius: 12px; 
    outline: none; 
    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='white' 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;
}

/* Logic Stage */
.decision-stage { display: flex; flex-direction: column; background: transparent; border: none; }
.stage-header { padding: 2rem 3rem; display: flex; justify-content: space-between; align-items: center; }
.confidence { font-family: 'IBM Plex Mono'; font-size: 0.8rem; color: var(--accent); font-weight: 700; background: rgba(16, 185, 129, 0.1); padding: 0.4rem 1rem; border-radius: 50px; }

.canvas-area { 
    flex: 1; 
    position: relative; 
    background-image: radial-gradient(circle at 2px 2px, rgba(255,255,255,0.05) 1px, transparent 0);
    background-size: 40px 40px;
}

.stage-footer { padding: 2rem 3rem; border-top: 1px solid var(--glass-border); }
.legend { display: flex; gap: 2rem; font-size: 0.7rem; opacity: 0.6; }

/* Log Viewport */
.log-viewport { padding: 0 1.5rem 1.5rem; flex: 1; overflow-y: auto; font-family: 'IBM Plex Mono'; font-size: 0.75rem; }
.log-entry { margin-bottom: 1.25rem; line-height: 1.6; padding-left: 1rem; border-left: 2px solid rgba(255,255,255,0.05); }
.log-entry.system { color: var(--accent); font-weight: 600; border-left-color: var(--accent); }

.prediction-card { margin: 1.5rem; background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), transparent); border: 1px solid var(--accent); border-radius: 20px; padding: 1.5rem; }
.prediction-value { font-family: 'Outfit'; font-size: 1.5rem; font-weight: 800; color: var(--accent); margin-top: 0.5rem; }