:root {
    --bg-dark: #0f172a;
    --surface: rgba(30, 41, 59, 0.7);
    --surface-border: rgba(255, 255, 255, 0.1);
    --primary: #3b82f6;
    --primary-glow: rgba(59, 130, 246, 0.5);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    overflow: hidden;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Background elements */
.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
    opacity: 0.5;
}
.orb-1 { top: -10%; left: -10%; width: 40vw; height: 40vw; background: rgba(59, 130, 246, 0.3); }
.orb-2 { bottom: -20%; right: -10%; width: 50vw; height: 50vw; background: rgba(139, 92, 246, 0.2); }
.orb-3 { top: 40%; left: 40%; width: 30vw; height: 30vw; background: rgba(16, 185, 129, 0.1); }

/* Main Container Layout */
.container {
    display: flex;
    width: 95vw;
    max-width: 1400px;
    height: 90vh;
    background: var(--surface);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--surface-border);
    border-radius: 20px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    overflow: hidden;
}

/* LEFT PANEL */
.info-panel {
    flex: 0 0 400px;
    border-right: 1px solid var(--surface-border);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    background: rgba(15, 23, 42, 0.4);
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 2rem;
}
.logo-area i { font-size: 2rem; color: var(--primary); }
.logo-area h2 { font-weight: 800; font-size: 1.5rem; letter-spacing: -0.5px; position: relative;}
.beta-badge {
    position: absolute; top: -10px; right: -40px;
    background: var(--danger); font-size: 0.6rem; padding: 2px 6px; border-radius: 4px; font-weight: bold;
}

.hero-claims h1 {
    font-size: 2.2rem;
    line-height: 1.1;
    margin-bottom: 0.5rem;
    background: linear-gradient(to right, #60a5fa, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-claims i { font-style: italic; }
.sub-hero { font-size: 0.95rem; color: var(--text-muted); margin-bottom: 2rem; line-height: 1.5; }

.claims-list { list-style: none; margin-bottom: 2rem; }
.claims-list li {
    display: flex; gap: 1rem; margin-bottom: 1.5rem;
}
.claim-icon {
    width: 40px; height: 40px; border-radius: 10px; background: rgba(255,255,255,0.05);
    display: flex; align-items: center; justify-content: center; font-size: 1.2rem; color: #60a5fa; flex-shrink: 0;
}
.claim-text strong { display: block; font-size: 0.95rem; margin-bottom: 0.2rem; color: #e2e8f0; }
.claim-text span { font-size: 0.8rem; color: var(--text-muted); line-height: 1.4; display: block; }

/* Config Section */
.config-card {
    background: rgba(0,0,0,0.2); border: 1px solid var(--surface-border); border-radius: 12px; padding: 1.5rem; margin-top: auto;
}
.config-card h3 { font-size: 0.9rem; margin-bottom: 1rem; color: #cbd5e1; display: flex; align-items: center; gap: 8px;}

.alert-box {
    display: flex; gap: 10px; padding: 12px; border-radius: 8px; font-size: 0.75rem; line-height: 1.4; margin-bottom: 1rem;
}
.alert-box.warning { background: var(--danger-bg); border: 1px solid rgba(239, 68, 68, 0.3); color: #fca5a5; }
.alert-box i { font-size: 1rem; }

.input-group { margin-bottom: 1rem; }
.input-group label { display: block; font-size: 0.75rem; color: var(--text-muted); margin-bottom: 6px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px;}
.input-group label .req { color: var(--danger); }
.input-group input {
    width: 100%; background: rgba(0,0,0,0.3); border: 1px solid var(--surface-border); border-radius: 6px;
    padding: 10px 12px; color: var(--text-main); font-family: monospace; font-size: 0.85rem; outline: none; transition: 0.2s;
}
.input-group input:focus { border-color: var(--primary); box-shadow: 0 0 0 2px var(--primary-glow); }

/* RIGHT PANEL: CHAT */
.chat-container { flex: 1; display: flex; flex-direction: column; position: relative; }

.chat-header {
    height: 70px; border-bottom: 1px solid var(--surface-border); display: flex; justify-content: space-between; align-items: center; padding: 0 2rem;
    background: rgba(255,255,255,0.02);
}
.header-title { font-weight: 600; font-size: 1.1rem; display: flex; align-items: center; gap: 10px;}
.header-title i { color: #a78bfa; }

.status-indicator { display: flex; align-items: center; gap: 8px; font-size: 0.8rem; color: var(--text-muted); }
.dot { width: 8px; height: 8px; border-radius: 50%; }
.dot.offline { background: var(--danger); box-shadow: 0 0 8px var(--danger); }
.dot.online { background: #10b981; box-shadow: 0 0 8px #10b981; }

.chat-bubbles { flex: 1; padding: 2rem; overflow-y: auto; display: flex; flex-direction: column; gap: 1.5rem; }

.bubble { display: flex; gap: 1rem; max-width: 85%; }
.bubble.assistant { align-self: flex-start; }
.bubble.user { align-self: flex-end; flex-direction: row-reverse; }

.avatar { width: 36px; height: 36px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.assistant .avatar { background: linear-gradient(135deg, #3b82f6, #8b5cf6); color: white; }
.user .avatar { background: rgba(255,255,255,0.1); color: #cbd5e1; }

.message {
    padding: 1rem 1.2rem; border-radius: 12px; font-size: 0.95rem; line-height: 1.6;
}
.assistant .message { background: rgba(255,255,255,0.03); border: 1px solid var(--surface-border); border-top-left-radius: 2px;}
.user .message { background: var(--primary); color: white; border-top-right-radius: 2px;}

.message p { margin-bottom: 0.5rem; }
.message p:last-child { margin-bottom: 0; }
.message pre { background: rgba(0,0,0,0.3); padding: 1rem; border-radius: 8px; overflow-x: auto; margin: 10px 0; border: 1px solid rgba(255,255,255,0.1); }
.message code { font-family: monospace; font-size: 0.85em; }

/* Input Area */
.chat-input-area {
    padding: 1.5rem 2rem; border-top: 1px solid var(--surface-border); background: rgba(15, 23, 42, 0.6);
}
#chat-form {
    display: flex; gap: 1rem; background: rgba(0,0,0,0.2); border: 1px solid var(--surface-border); padding: 0.5rem; border-radius: 12px; align-items: flex-end;
}
#chat-form:focus-within { border-color: rgba(96, 165, 250, 0.5); }

textarea {
    flex: 1; background: transparent; border: none; color: white; font-family: inherit; font-size: 0.95rem; padding: 0.8rem; resize: none; outline: none; max-height: 150px; line-height: 1.5;
}
#send-btn {
    width: 44px; height: 44px; border-radius: 10px; border: none; background: var(--primary); color: white; font-size: 1.1rem; cursor: pointer; transition: 0.2s; flex-shrink: 0; display: flex; align-items: center; justify-content: center;
}
#send-btn:hover:not(:disabled) { background: #2563eb; transform: translateY(-1px); }
#send-btn:disabled { background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.3); cursor: not-allowed; }

/* Responsive */
@media (max-width: 900px) {
    .container { flex-direction: column; }
    .info-panel { flex: none; height: 40vh; border-right: none; border-bottom: 1px solid var(--surface-border); padding: 1.5rem;}
    .hero-claims { display: none; } /* Hide claims on small mobile space */
}