/* ═══════════════════════════════════════════════════════════════
   FiKcentX AI Coach — v29 4-Tier Premium Design
   Tiers: visitor (gray), free (cyan), pro (blue), elite (gold)
   Body class: .ai-tier-visitor | .ai-tier-free | .ai-tier-pro | .ai-tier-elite
   ═══════════════════════════════════════════════════════════════ */

/* ─── FAB BUTTON ──────────────────────────────────────── */
.ai-coach{position:fixed;bottom:20px;right:20px;z-index:999;font-family:var(--font-ui,'Sora',sans-serif)}
.ai-coach-fab{position:relative;width:56px;height:56px;border-radius:16px;background:linear-gradient(135deg,rgba(8,11,20,0.97),rgba(15,20,38,0.97));backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);color:#fff;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;border:1px solid rgba(59,125,255,0.2);box-shadow:0 8px 32px rgba(0,0,0,0.6),inset 0 1px 0 rgba(255,255,255,0.06);transition:all 0.3s cubic-bezier(0.34,1.56,0.64,1)}
.ai-coach-fab:hover{transform:scale(1.08);border-color:rgba(59,125,255,0.35);box-shadow:0 8px 32px rgba(59,125,255,0.2),inset 0 1px 0 rgba(255,255,255,0.08)}
.ai-coach-fab:active{transform:scale(0.96)}
.ai-coach-fab-icon{stroke:rgba(59,125,255,0.85);transition:all 0.3s}
.ai-coach-fab-label{font-size:6.5px;font-weight:700;font-family:var(--font-data,'JetBrains Mono',monospace);letter-spacing:1px;color:rgba(59,125,255,0.6);margin-top:0}
.ai-coach-fab-close{display:none;stroke:#fff;transition:all 0.3s}
.ai-coach.open .ai-coach-fab-icon{display:none}
.ai-coach.open .ai-coach-fab-label{display:none}
.ai-coach.open .ai-coach-fab-close{display:block}

/* Pulse — stops after 10s via JS class */
.ai-coach-fab-pulse{position:absolute;inset:-4px;border-radius:20px;border:2px solid rgba(59,125,255,0.4);animation:aiPulse 3s ease-in-out infinite;pointer-events:none}
.ai-coach.open .ai-coach-fab-pulse,.ai-coach.pulse-done .ai-coach-fab-pulse{display:none}
@keyframes aiPulse{0%,100%{opacity:0;transform:scale(0.95)}50%{opacity:1;transform:scale(1.05)}}

/* Proactive tooltip */
.ai-coach-tooltip{position:absolute;bottom:calc(100% + 10px);right:0;background:rgba(8,11,20,0.95);backdrop-filter:blur(16px);border:1px solid rgba(59,125,255,0.15);border-radius:10px;padding:8px 14px;white-space:nowrap;font-size:11px;font-weight:500;color:var(--t-80);box-shadow:0 8px 24px rgba(0,0,0,0.5);opacity:0;transform:translateY(6px);animation:aiTooltipIn 0.3s ease 3s forwards,aiTooltipOut 0.3s ease 8s forwards;pointer-events:none}
.ai-coach-tooltip::after{content:'';position:absolute;bottom:-5px;right:20px;width:10px;height:10px;background:rgba(8,11,20,0.95);border-right:1px solid rgba(59,125,255,0.15);border-bottom:1px solid rgba(59,125,255,0.15);transform:rotate(45deg)}
.ai-coach.open .ai-coach-tooltip,.ai-coach.tooltip-dismissed .ai-coach-tooltip{display:none}
@keyframes aiTooltipIn{to{opacity:1;transform:translateY(0)}}
@keyframes aiTooltipOut{to{opacity:0;transform:translateY(6px);pointer-events:none}}

/* ─── CHAT PANEL ──────────────────────────────────────── */
.ai-coach-panel{position:absolute;bottom:68px;right:0;width:400px;max-height:580px;backdrop-filter:blur(30px);-webkit-backdrop-filter:blur(30px);border-radius:18px;overflow:hidden;display:flex;flex-direction:column;animation:aiSlideUp 0.3s cubic-bezier(0.34,1.56,0.64,1);position:relative}
.ai-coach-panel::before{content:'';position:absolute;top:0;left:15%;right:15%;height:1px;z-index:1}
@keyframes aiSlideUp{from{opacity:0;transform:translateY(16px) scale(0.95)}to{opacity:1;transform:translateY(0) scale(1)}}

/* Expand mode */
.ai-coach-panel.expanded{width:600px;max-height:80vh}

/* ─── HEADER ──────────────────────────────────────────── */
.ai-coach-header{padding:15px 16px;display:flex;align-items:center;justify-content:space-between;flex-shrink:0;border-bottom-width:1px;border-bottom-style:solid}
.ai-coach-header-left{display:flex;align-items:center;gap:11px}
.ai-coach-avatar{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;position:relative;overflow:hidden}
.ai-coach-avatar::after{content:'';position:absolute;inset:0;border-radius:11px}
.ai-coach-header-info{display:flex;flex-direction:column;gap:1px}
.ai-coach-title-row{display:flex;align-items:center;gap:7px}
.ai-coach-title{font-size:13.5px;font-weight:700;color:var(--t-90);letter-spacing:-0.2px}
.ai-coach-badge{font-size:7.5px;font-weight:700;font-family:var(--font-data,'JetBrains Mono',monospace);letter-spacing:1.2px;text-transform:uppercase;padding:2px 7px;border-radius:4px}
.ai-coach-status{font-size:9.5px;color:var(--t-50);display:flex;align-items:center;gap:5px;font-family:var(--font-data,'JetBrains Mono',monospace);font-weight:500;letter-spacing:0.3px}
.ai-coach-dot{width:5px;height:5px;border-radius:50%}
.ai-coach-header-right{display:flex;align-items:center;gap:3px}
.ai-coach-hbtn{width:28px;height:28px;border-radius:7px;background:transparent;border:1px solid transparent;color:var(--t-50);cursor:pointer;display:grid;place-items:center;transition:all 0.2s;font-size:0;line-height:0;padding:0}
.ai-coach-hbtn:hover{background:rgba(255,255,255,0.04);border-color:rgba(255,255,255,0.06);color:var(--t-80)}

/* ─── MESSAGES AREA ───────────────────────────────────── */
.ai-coach-messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px;min-height:300px;max-height:380px;scroll-behavior:smooth}
.ai-coach-panel.expanded .ai-coach-messages{max-height:60vh}
.ai-coach-messages::-webkit-scrollbar{width:3px}
.ai-coach-messages::-webkit-scrollbar-track{background:transparent}
.ai-coach-messages::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.06);border-radius:3px}

/* ─── WELCOME SCREEN ─────────────────────────────────── */
.ai-coach-welcome{text-align:center;padding:12px 4px}
.ai-coach-welcome-brand{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:14px}
.ai-coach-welcome-logo{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;position:relative}
.ai-coach-welcome-logo::after{content:'';position:absolute;inset:-3px;border-radius:16px;z-index:-1}
.ai-coach-welcome-text{text-align:left}
.ai-coach-welcome-text h4{font-size:14.5px;font-weight:700;letter-spacing:-0.3px;color:var(--t-90);margin:0}
.ai-coach-welcome-sub{font-size:9px;font-family:var(--font-data,'JetBrains Mono',monospace);letter-spacing:0.8px;font-weight:600;margin-top:1px}
.ai-coach-welcome p{font-size:11.5px;color:var(--t-50);line-height:1.6;margin:0 0 16px;padding:0 2px}

/* Quick Action Sections */
.ai-coach-quick-section{margin-bottom:10px}
.ai-coach-quick-label{font-size:8px;font-weight:700;font-family:var(--font-data,'JetBrains Mono',monospace);letter-spacing:1.2px;text-transform:uppercase;margin-bottom:7px;text-align:left;padding-left:2px}
.ai-coach-quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:5px}
.ai-coach-quick-btn{display:flex;align-items:center;gap:8px;padding:8px 11px;border-radius:9px;border:1px solid;font-size:11px;font-weight:500;cursor:pointer;font-family:var(--font-ui,'Sora',sans-serif);text-align:left;transition:all 0.2s;background:transparent}
.ai-coach-quick-btn:hover{transform:translateY(-1px)}
.ai-coach-quick-btn .q-icon{width:22px;height:22px;border-radius:6px;display:grid;place-items:center;font-size:11px;flex-shrink:0}
.ai-coach-quick-btn .q-text{line-height:1.3}
.ai-coach-quick-btn .q-sub{font-size:8.5px;font-family:var(--font-data,'JetBrains Mono',monospace);margin-top:1px;letter-spacing:0.2px}

/* CTA Banner (visitor + free) */
.ai-coach-cta{margin-top:8px;padding:10px 13px;border-radius:9px;font-size:11px;font-weight:600;text-align:center;cursor:pointer;transition:all 0.2s;border:1px solid;text-decoration:none;display:block}
.ai-coach-cta:hover{transform:translateY(-1px);filter:brightness(1.15)}

/* ─── MESSAGE BUBBLES ─────────────────────────────────── */
.ai-msg{max-width:88%;animation:aiFadeIn 0.25s ease}
.ai-msg-user{align-self:flex-end}
.ai-msg-bot{align-self:flex-start}
.ai-msg-bubble{padding:10px 13px;border-radius:13px;font-size:12px;line-height:1.65;word-break:break-word}
.ai-msg-user .ai-msg-bubble{border-bottom-right-radius:4px}
.ai-msg-bot .ai-msg-bubble{border-bottom-left-radius:4px;position:relative}
.ai-msg-bot .ai-msg-bubble strong{color:var(--t-90)}
.ai-msg-bot .ai-msg-bubble code{padding:1px 5px;border-radius:4px;font-family:var(--font-data,'JetBrains Mono',monospace);font-size:11px}
/* Bot label above bubble */
.ai-msg-bot .ai-msg-bubble::before{position:absolute;top:-8px;left:11px;font-size:7px;font-weight:700;font-family:var(--font-data,'JetBrains Mono',monospace);letter-spacing:1px;padding:0 5px}
.ai-msg-time{font-size:8.5px;margin-top:3px;font-family:var(--font-data,'JetBrains Mono',monospace);letter-spacing:0.3px}
.ai-msg-user .ai-msg-time{text-align:right}

/* Error */
.ai-msg-error .ai-msg-bubble{background:rgba(239,68,68,0.08)!important;border-color:rgba(239,68,68,0.2)!important;color:#fca5a5!important}

/* Typing indicator */
.ai-typing{display:flex;gap:4px;padding:10px 14px;align-self:flex-start}
.ai-typing-dot{width:6px;height:6px;border-radius:50%;animation:aiTyping 1.4s ease-in-out infinite}
.ai-typing-dot:nth-child(2){animation-delay:0.2s}
.ai-typing-dot:nth-child(3){animation-delay:0.4s}
@keyframes aiTyping{0%,60%,100%{opacity:0.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-4px)}}
@keyframes aiFadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}

/* ─── INPUT AREA ──────────────────────────────────────── */
.ai-coach-input-area{padding:13px 16px 10px;flex-shrink:0;border-top-width:1px;border-top-style:solid}
.ai-coach-input-wrap{display:flex;align-items:flex-end;gap:7px;border-radius:13px;padding:3px 3px 3px 13px;border:1px solid;transition:border-color 0.2s,box-shadow 0.2s}
.ai-coach-input{flex:1;background:none;border:none;outline:none;color:var(--t-90);font-size:12px;font-family:var(--font-ui,'Sora',sans-serif);resize:none;line-height:1.5;padding:7px 0;max-height:80px;min-height:20px}
.ai-coach-input::placeholder{color:var(--t-30)}
.ai-coach-send{width:32px;height:32px;border-radius:9px;border:none;color:#fff;cursor:pointer;display:grid;place-items:center;flex-shrink:0;transition:all 0.2s}
.ai-coach-send:hover{transform:scale(1.05)}
.ai-coach-send:disabled{opacity:0.3;cursor:not-allowed;transform:none;box-shadow:none}
.ai-coach-footer-row{display:flex;justify-content:space-between;align-items:center;margin-top:6px;padding:0 2px}
.ai-coach-disclaimer{font-size:7.5px;color:var(--t-30);font-family:var(--font-data,'JetBrains Mono',monospace);letter-spacing:0.4px}
.ai-coach-model-tag{font-size:7.5px;color:var(--t-30);font-family:var(--font-data,'JetBrains Mono',monospace);letter-spacing:0.4px;display:flex;align-items:center;gap:4px}
.ai-coach-model-dot{width:4px;height:4px;border-radius:50%}

/* ─── DATA CARDS (shared) ─────────────────────────── */
.ai-card{border-radius:11px;overflow:hidden;font-size:12px;position:relative}
.ai-card::before{content:'';position:absolute;top:0;left:10%;right:10%;height:1px;z-index:1}
.ai-card-error{border-color:rgba(239,68,68,0.2);color:#fca5a5;padding:12px;text-align:center}
.ai-card-header{display:flex;align-items:center;justify-content:space-between;padding:9px 13px;border-bottom:1px solid}
.ai-card-title{font-weight:700;color:var(--t-90);font-size:11.5px;letter-spacing:-0.1px}
.ai-card-badge{font-size:7.5px;font-weight:700;font-family:var(--font-data,'JetBrains Mono',monospace);letter-spacing:0.8px;padding:2px 7px;border-radius:4px}
.ai-card-badge.pulse{animation:aiDotPulse 2s ease infinite}
@keyframes aiDotPulse{0%,100%{opacity:0.6}50%{opacity:1}}
.ai-card-footer{padding:5px 13px;font-size:7.5px;font-family:var(--font-data,'JetBrains Mono',monospace);letter-spacing:0.4px;display:flex;justify-content:space-between;border-top:1px solid}
.ai-card-empty{padding:20px 14px;text-align:center;color:var(--t-50)}

/* Price cards */
.ai-price-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:1px}
.ai-price-card{padding:11px 13px}
.ai-price-sym{font-size:9.5px;font-weight:600;color:var(--t-50);font-family:var(--font-data,'JetBrains Mono',monospace);letter-spacing:0.5px;display:flex;align-items:center;gap:6px}
.ai-price-cat{font-size:8px;padding:1px 4px;border-radius:3px;background:rgba(255,255,255,0.06);color:var(--t-50)}
.ai-price-val{font-size:17px;font-weight:800;color:var(--t-90);margin:3px 0 2px;font-family:var(--font-data,'JetBrains Mono',monospace);letter-spacing:-0.5px}
.ai-price-change{font-size:9.5px;font-family:var(--font-data,'JetBrains Mono',monospace);font-weight:600}
.ai-price-change.positive{color:var(--green,#00e68a)}
.ai-price-change.negative{color:var(--red,#ef4444)}
.ai-price-vol{font-size:9px;color:var(--t-40);margin-top:2px}

/* Signal cards */
.ai-signal-grid{padding:4px 0}
.ai-signal-row{display:flex;align-items:center;gap:8px;padding:8px 13px;border-bottom:1px solid rgba(255,255,255,0.03)}
.ai-signal-row:last-child{border-bottom:none}
.ai-signal-pair{flex:1;font-weight:600;color:var(--t-90);font-size:12px;display:flex;align-items:center;gap:6px}
.ai-dir-badge{font-size:9px;font-weight:700;padding:2px 6px;border-radius:3px;font-family:var(--font-data,'JetBrains Mono',monospace)}
.ai-dir-badge.buy{background:rgba(0,230,138,0.1);color:var(--green,#00e68a);border:1px solid rgba(0,230,138,0.2)}
.ai-dir-badge.sell{background:rgba(239,68,68,0.1);color:var(--red);border:1px solid rgba(239,68,68,0.2)}
.ai-signal-conf{font-size:11px;font-weight:700;font-family:var(--font-data,'JetBrains Mono',monospace)}
.ai-signal-pnl{font-size:11px;font-weight:700;font-family:var(--font-data,'JetBrains Mono',monospace);min-width:50px;text-align:right}
.ai-signal-pnl.positive{color:var(--green,#00e68a)}
.ai-signal-pnl.negative{color:var(--red)}
.ai-signal-tp{font-size:10px;color:var(--t-50);letter-spacing:2px}

/* Stats cards */
.ai-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px}
.ai-stat{padding:14px 10px;text-align:center}
.ai-stat-val{font-size:18px;font-weight:800;color:var(--t-90);font-family:var(--font-data,'JetBrains Mono',monospace)}
.ai-stat-val.positive{color:var(--green,#00e68a)}
.ai-stat-val.negative{color:var(--red)}
.ai-stat-val.neutral{color:var(--amber,#ffc107)}
.ai-stat-label{font-size:9px;color:var(--t-50);margin-top:4px;font-weight:600;letter-spacing:0.5px}

/* Session cards */
.ai-session-info{padding:8px 0}
.ai-session-row{display:flex;justify-content:space-between;padding:6px 13px;font-size:12px;color:var(--t-80)}
.ai-session-row:nth-child(odd){background:rgba(255,255,255,0.02)}
.ai-session-k{color:var(--t-50);font-weight:600;font-size:11px}

/* ─── SUGGESTIONS ────────────────────────────────────── */
.ai-suggestions{display:flex;flex-wrap:wrap;gap:5px;padding:4px 0;animation:aiFadeIn 0.3s ease}
.ai-suggestion-btn{padding:5px 11px;border-radius:7px;font-size:10px;font-weight:500;cursor:pointer;transition:all 0.2s;font-family:var(--font-ui,'Sora',sans-serif);white-space:nowrap;border:1px solid}
.ai-suggestion-btn:hover{transform:translateY(-1px)}

/* ─── QUOTA WARNING ──────────────────────────────────── */
.ai-quota-warning{font-size:9.5px;padding:8px 13px;border-radius:8px;text-align:center;margin-top:6px;font-family:var(--font-data,'JetBrains Mono',monospace);animation:aiFadeIn 0.3s ease;border:1px solid}
.ai-quota-warning a{text-decoration:underline;cursor:pointer}

/* ─── ESCALATION CARD ────────────────────────────────── */
.ai-escalate-card{border:1px solid rgba(59,125,255,0.15);border-radius:12px;padding:14px;animation:aiFadeIn 0.3s ease}
.ai-escalate-header{font-size:13px;font-weight:600;color:var(--t-90);margin-bottom:10px;text-align:center}
.ai-escalate-btns{display:flex;flex-direction:column;gap:8px}
.ai-escalate-btn{display:flex;align-items:center;gap:8px;padding:10px 14px;border-radius:8px;font-size:12px;font-weight:600;cursor:pointer;text-decoration:none;transition:all 0.2s;font-family:var(--font-ui,'Sora',sans-serif);border:none}
.ai-escalate-btn:hover{filter:brightness(1.2);transform:translateY(-1px)}
.ai-escalate-icon{font-size:16px;flex-shrink:0}
.ai-msg-card{max-width:100%!important;align-self:stretch!important}

/* ═══════════════════════════════════════════════════════
   TIER: VISITOR — Gray/Neutral, "Support"
   ═══════════════════════════════════════════════════════ */
.ai-tier-visitor .ai-coach-panel{background:rgba(11,13,19,0.97);border:1px solid rgba(255,255,255,0.06);box-shadow:0 28px 80px rgba(0,0,0,0.7)}
.ai-tier-visitor .ai-coach-panel::before{background:linear-gradient(90deg,transparent,rgba(255,255,255,0.08),transparent)}
.ai-tier-visitor .ai-coach-header{background:rgba(255,255,255,0.02);border-bottom-color:rgba(255,255,255,0.05)}
.ai-tier-visitor .ai-coach-avatar{background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.08)}
.ai-tier-visitor .ai-coach-avatar::after{background:linear-gradient(135deg,transparent 40%,rgba(255,255,255,0.03))}
.ai-tier-visitor .ai-coach-avatar svg{stroke:#94a3b8}
.ai-tier-visitor .ai-coach-badge{background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.08);color:var(--t-50)}
.ai-tier-visitor .ai-coach-dot{background:var(--green,#00e68a);box-shadow:0 0 6px rgba(0,230,138,0.4)}
.ai-tier-visitor .ai-coach-welcome-logo{background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.06)}
.ai-tier-visitor .ai-coach-welcome-logo::after{background:none}
.ai-tier-visitor .ai-coach-welcome-sub{color:var(--t-30)}
.ai-tier-visitor .ai-coach-quick-label{color:var(--t-30)}
.ai-tier-visitor .ai-coach-quick-btn{background:rgba(255,255,255,0.02);border-color:rgba(255,255,255,0.05);color:var(--t-60)}
.ai-tier-visitor .ai-coach-quick-btn:hover{background:rgba(255,255,255,0.05);border-color:rgba(255,255,255,0.1);color:var(--t-90)}
.ai-tier-visitor .ai-coach-quick-btn .q-icon{background:rgba(255,255,255,0.04)}
.ai-tier-visitor .ai-coach-quick-btn .q-sub{color:var(--t-30)}
.ai-tier-visitor .ai-coach-cta{background:rgba(0,212,255,0.06);border-color:rgba(0,212,255,0.12);color:var(--cyan,#00d4ff)}
.ai-tier-visitor .ai-coach-input-area{border-top-color:rgba(255,255,255,0.04);background:rgba(0,0,0,0.15)}
.ai-tier-visitor .ai-coach-input-wrap{background:rgba(255,255,255,0.025);border-color:rgba(255,255,255,0.06)}
.ai-tier-visitor .ai-coach-input-wrap:focus-within{border-color:rgba(255,255,255,0.12)}
.ai-tier-visitor .ai-coach-send{background:linear-gradient(135deg,#94a3b8,#64748b)}
.ai-tier-visitor .ai-msg-user .ai-msg-bubble{background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.08);color:var(--t-90)}
.ai-tier-visitor .ai-msg-bot .ai-msg-bubble{background:rgba(255,255,255,0.025);border:1px solid rgba(255,255,255,0.04);color:var(--t-80)}
.ai-tier-visitor .ai-msg-bot .ai-msg-bubble::before{content:'SUPPORT';color:var(--t-50);background:rgba(11,13,19,0.97)}
.ai-tier-visitor .ai-msg-bot .ai-msg-bubble code{background:rgba(255,255,255,0.06);color:var(--t-60)}
.ai-tier-visitor .ai-msg-time{color:var(--t-30)}
.ai-tier-visitor .ai-typing-dot{background:#64748b}
.ai-tier-visitor .ai-suggestion-btn{background:rgba(255,255,255,0.03);border-color:rgba(255,255,255,0.05);color:var(--t-50)}
.ai-tier-visitor .ai-suggestion-btn:hover{background:rgba(255,255,255,0.06);color:var(--t-60)}
.ai-tier-visitor .ai-quota-warning{background:rgba(0,212,255,0.05);border-color:rgba(0,212,255,0.1);color:var(--cyan,#00d4ff)}
.ai-tier-visitor .ai-quota-warning a{color:var(--cyan,#00d4ff)}
.ai-tier-visitor .ai-card{background:rgba(255,255,255,0.015);border:1px solid rgba(255,255,255,0.06)}
.ai-tier-visitor .ai-card::before{background:linear-gradient(90deg,transparent,rgba(255,255,255,0.06),transparent)}
.ai-tier-visitor .ai-card-header{background:rgba(255,255,255,0.02);border-bottom-color:rgba(255,255,255,0.04)}
.ai-tier-visitor .ai-card-badge{background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.08);color:var(--t-60)}
.ai-tier-visitor .ai-price-grid{background:rgba(255,255,255,0.02)}
.ai-tier-visitor .ai-price-card,.ai-tier-visitor .ai-stat{background:rgba(11,13,19,0.5)}
.ai-tier-visitor .ai-card-footer{color:var(--t-30);border-top-color:rgba(255,255,255,0.03)}
.ai-tier-visitor .ai-signal-conf{color:var(--t-60)}
.ai-tier-visitor .ai-escalate-card{background:linear-gradient(135deg,rgba(255,255,255,0.03),rgba(255,255,255,0.015))}
/* FAB visitor override */
.ai-tier-visitor .ai-coach-fab{border-color:rgba(255,255,255,0.1)}
.ai-tier-visitor .ai-coach-fab:hover{border-color:rgba(255,255,255,0.2);box-shadow:0 8px 32px rgba(255,255,255,0.05)}
.ai-tier-visitor .ai-coach-fab-icon{stroke:#94a3b8}
.ai-tier-visitor .ai-coach-fab-label{color:rgba(148,163,184,0.6)}
.ai-tier-visitor .ai-coach-fab-pulse{border-color:rgba(255,255,255,0.15)}
.ai-tier-visitor .ai-coach-tooltip{border-color:rgba(255,255,255,0.1)}

/* ═══════════════════════════════════════════════════════
   TIER: FREE — Cyan, "Smart Assist"
   ═══════════════════════════════════════════════════════ */
.ai-tier-free .ai-coach-panel{background:rgba(8,11,18,0.97);border:1px solid rgba(0,212,255,0.1);box-shadow:0 28px 80px rgba(0,0,0,0.7)}
.ai-tier-free .ai-coach-panel::before{background:linear-gradient(90deg,transparent,rgba(0,212,255,0.25),transparent)}
.ai-tier-free .ai-coach-header{background:linear-gradient(135deg,rgba(0,212,255,0.04),transparent);border-bottom-color:rgba(0,212,255,0.08)}
.ai-tier-free .ai-coach-avatar{background:linear-gradient(135deg,rgba(0,212,255,0.1),rgba(0,230,138,0.06));border:1px solid rgba(0,212,255,0.15)}
.ai-tier-free .ai-coach-avatar::after{background:linear-gradient(135deg,transparent 40%,rgba(0,212,255,0.08))}
.ai-tier-free .ai-coach-avatar svg{stroke:var(--cyan,#00d4ff)}
.ai-tier-free .ai-coach-badge{background:rgba(0,212,255,0.08);border:1px solid rgba(0,212,255,0.15);color:var(--cyan,#00d4ff)}
.ai-tier-free .ai-coach-dot{background:var(--cyan,#00d4ff);box-shadow:0 0 6px rgba(0,212,255,0.5)}
.ai-tier-free .ai-coach-welcome-logo{background:linear-gradient(135deg,rgba(0,212,255,0.08),rgba(0,230,138,0.04));border:1px solid rgba(0,212,255,0.1)}
.ai-tier-free .ai-coach-welcome-logo::after{background:conic-gradient(from 0deg,transparent,rgba(0,212,255,0.1),transparent,rgba(0,230,138,0.06),transparent);animation:aiLogoSpin 10s linear infinite}
.ai-tier-free .ai-coach-welcome-sub{color:var(--cyan,#00d4ff)}
.ai-tier-free .ai-coach-quick-label{color:rgba(0,212,255,0.4)}
.ai-tier-free .ai-coach-quick-btn{background:rgba(0,212,255,0.03);border-color:rgba(0,212,255,0.08);color:var(--t-60)}
.ai-tier-free .ai-coach-quick-btn:hover{background:rgba(0,212,255,0.07);border-color:rgba(0,212,255,0.15);color:var(--t-90)}
.ai-tier-free .ai-coach-quick-btn .q-icon{background:rgba(0,212,255,0.06)}
.ai-tier-free .ai-coach-quick-btn .q-sub{color:var(--t-30)}
.ai-tier-free .ai-coach-cta{background:linear-gradient(135deg,rgba(59,125,255,0.08),rgba(0,212,255,0.05));border-color:rgba(59,125,255,0.15);color:var(--blue,#3b7dff)}
.ai-tier-free .ai-coach-input-area{border-top-color:rgba(0,212,255,0.06);background:rgba(0,0,0,0.15)}
.ai-tier-free .ai-coach-input-wrap{background:rgba(0,212,255,0.02);border-color:rgba(0,212,255,0.08)}
.ai-tier-free .ai-coach-input-wrap:focus-within{border-color:rgba(0,212,255,0.2);box-shadow:0 0 0 3px rgba(0,212,255,0.04)}
.ai-tier-free .ai-coach-send{background:linear-gradient(135deg,var(--cyan,#00d4ff),#00b8d4)}
.ai-tier-free .ai-msg-user .ai-msg-bubble{background:linear-gradient(135deg,rgba(0,212,255,0.12),rgba(0,212,255,0.06));border:1px solid rgba(0,212,255,0.12);color:var(--t-90)}
.ai-tier-free .ai-msg-bot .ai-msg-bubble{background:rgba(255,255,255,0.025);border:1px solid rgba(0,212,255,0.06);color:var(--t-80)}
.ai-tier-free .ai-msg-bot .ai-msg-bubble::before{content:'SMART ASSIST';color:var(--cyan,#00d4ff);background:rgba(8,11,18,0.97)}
.ai-tier-free .ai-msg-bot .ai-msg-bubble code{background:rgba(0,212,255,0.08);color:var(--cyan,#00d4ff)}
.ai-tier-free .ai-msg-time{color:var(--t-30)}
.ai-tier-free .ai-typing-dot{background:var(--cyan,#00d4ff)}
.ai-tier-free .ai-suggestion-btn{background:rgba(0,212,255,0.03);border-color:rgba(0,212,255,0.07);color:var(--t-50)}
.ai-tier-free .ai-suggestion-btn:hover{background:rgba(0,212,255,0.08);border-color:rgba(0,212,255,0.15);color:var(--t-60)}
.ai-tier-free .ai-quota-warning{background:rgba(251,191,36,0.05);border-color:rgba(251,191,36,0.1);color:var(--amber,#ffc107)}
.ai-tier-free .ai-quota-warning a{color:var(--amber,#ffc107)}
.ai-tier-free .ai-card{background:rgba(0,212,255,0.015);border:1px solid rgba(0,212,255,0.08)}
.ai-tier-free .ai-card::before{background:linear-gradient(90deg,transparent,rgba(0,212,255,0.2),transparent)}
.ai-tier-free .ai-card-header{background:rgba(0,212,255,0.03);border-bottom-color:rgba(0,212,255,0.06)}
.ai-tier-free .ai-card-badge{background:rgba(0,212,255,0.08);border:1px solid rgba(0,212,255,0.12);color:var(--cyan,#00d4ff)}
.ai-tier-free .ai-price-grid,.ai-tier-free .ai-stats-grid{background:rgba(0,212,255,0.03)}
.ai-tier-free .ai-price-card,.ai-tier-free .ai-stat{background:rgba(6,7,11,0.5)}
.ai-tier-free .ai-card-footer{color:var(--t-30);border-top-color:rgba(0,212,255,0.04)}
.ai-tier-free .ai-signal-conf{color:var(--cyan,#00d4ff)}
.ai-tier-free .ai-escalate-card{background:linear-gradient(135deg,rgba(0,212,255,0.04),rgba(0,230,138,0.02))}
/* FAB free */
.ai-tier-free .ai-coach-fab{border-color:rgba(0,212,255,0.15)}
.ai-tier-free .ai-coach-fab:hover{border-color:rgba(0,212,255,0.3);box-shadow:0 8px 32px rgba(0,212,255,0.1)}
.ai-tier-free .ai-coach-fab-icon{stroke:var(--cyan,#00d4ff)}
.ai-tier-free .ai-coach-fab-label{color:rgba(0,212,255,0.5)}
.ai-tier-free .ai-coach-fab-pulse{border-color:rgba(0,212,255,0.3)}

/* ═══════════════════════════════════════════════════════
   TIER: PRO — Blue, "AI Coach"
   ═══════════════════════════════════════════════════════ */
.ai-tier-pro .ai-coach-panel{background:rgba(6,8,16,0.98);border:1px solid rgba(59,125,255,0.12);box-shadow:0 28px 80px rgba(0,0,0,0.7)}
.ai-tier-pro .ai-coach-panel::before{background:linear-gradient(90deg,transparent,rgba(59,125,255,0.35),rgba(0,212,255,0.2),transparent)}
.ai-tier-pro .ai-coach-header{background:linear-gradient(135deg,rgba(59,125,255,0.05),rgba(0,212,255,0.02));border-bottom-color:rgba(59,125,255,0.1)}
.ai-tier-pro .ai-coach-avatar{background:linear-gradient(135deg,rgba(59,125,255,0.15),rgba(0,212,255,0.08));border:1px solid rgba(59,125,255,0.18)}
.ai-tier-pro .ai-coach-avatar::after{background:linear-gradient(135deg,transparent 40%,rgba(59,125,255,0.1))}
.ai-tier-pro .ai-coach-avatar svg{stroke:var(--blue,#3b7dff)}
.ai-tier-pro .ai-coach-badge{background:linear-gradient(135deg,rgba(59,125,255,0.12),rgba(0,212,255,0.08));border:1px solid rgba(59,125,255,0.2);color:var(--blue,#3b7dff)}
.ai-tier-pro .ai-coach-dot{background:var(--cyan,#00d4ff);box-shadow:0 0 8px rgba(0,212,255,0.5);animation:aiStatusPulse 3s ease infinite}
.ai-tier-pro .ai-coach-welcome-logo{background:linear-gradient(135deg,rgba(59,125,255,0.1),rgba(0,212,255,0.06));border:1px solid rgba(59,125,255,0.12)}
.ai-tier-pro .ai-coach-welcome-logo::after{background:conic-gradient(from 0deg,transparent,rgba(59,125,255,0.12),transparent,rgba(0,212,255,0.08),transparent);animation:aiLogoSpin 8s linear infinite}
.ai-tier-pro .ai-coach-welcome-sub{color:var(--blue,#3b7dff)}
.ai-tier-pro .ai-coach-quick-label{color:rgba(59,125,255,0.4)}
.ai-tier-pro .ai-coach-quick-btn{background:rgba(59,125,255,0.025);border-color:rgba(59,125,255,0.07);color:var(--t-60)}
.ai-tier-pro .ai-coach-quick-btn:hover{background:rgba(59,125,255,0.06);border-color:rgba(59,125,255,0.15);color:var(--t-90)}
.ai-tier-pro .ai-coach-quick-btn .q-icon{background:rgba(59,125,255,0.08)}
.ai-tier-pro .ai-coach-quick-btn .q-sub{color:var(--t-30)}
.ai-tier-pro .ai-coach-input-area{border-top-color:rgba(59,125,255,0.06);background:rgba(0,0,0,0.15)}
.ai-tier-pro .ai-coach-input-wrap{background:rgba(59,125,255,0.02);border-color:rgba(59,125,255,0.08)}
.ai-tier-pro .ai-coach-input-wrap:focus-within{border-color:rgba(59,125,255,0.25);box-shadow:0 0 0 3px rgba(59,125,255,0.05)}
.ai-tier-pro .ai-coach-send{background:linear-gradient(135deg,var(--blue,#3b7dff),#5b9aff)}
.ai-tier-pro .ai-msg-user .ai-msg-bubble{background:linear-gradient(135deg,rgba(59,125,255,0.15),rgba(59,125,255,0.07));border:1px solid rgba(59,125,255,0.14);color:var(--t-90)}
.ai-tier-pro .ai-msg-bot .ai-msg-bubble{background:rgba(255,255,255,0.025);border:1px solid rgba(59,125,255,0.06);color:var(--t-80)}
.ai-tier-pro .ai-msg-bot .ai-msg-bubble::before{content:'AI COACH';color:var(--blue,#3b7dff);background:rgba(6,8,16,0.98)}
.ai-tier-pro .ai-msg-bot .ai-msg-bubble code{background:rgba(59,125,255,0.08);color:#5b9aff}
.ai-tier-pro .ai-msg-time{color:var(--t-30)}
.ai-tier-pro .ai-typing-dot{background:var(--blue,#3b7dff)}
.ai-tier-pro .ai-suggestion-btn{background:rgba(59,125,255,0.03);border-color:rgba(59,125,255,0.07);color:var(--t-50)}
.ai-tier-pro .ai-suggestion-btn:hover{background:rgba(59,125,255,0.08);border-color:rgba(59,125,255,0.15);color:var(--t-60)}
.ai-tier-pro .ai-card{background:rgba(59,125,255,0.015);border:1px solid rgba(59,125,255,0.1)}
.ai-tier-pro .ai-card::before{background:linear-gradient(90deg,transparent,rgba(59,125,255,0.25),transparent)}
.ai-tier-pro .ai-card-header{background:rgba(59,125,255,0.03);border-bottom-color:rgba(59,125,255,0.06)}
.ai-tier-pro .ai-card-badge{background:rgba(59,125,255,0.08);border:1px solid rgba(59,125,255,0.15);color:var(--blue,#3b7dff)}
.ai-tier-pro .ai-price-grid,.ai-tier-pro .ai-stats-grid{background:rgba(59,125,255,0.03)}
.ai-tier-pro .ai-price-card,.ai-tier-pro .ai-stat{background:rgba(6,7,11,0.5)}
.ai-tier-pro .ai-card-footer{color:var(--t-30);border-top-color:rgba(59,125,255,0.04)}
.ai-tier-pro .ai-signal-conf{color:var(--blue,#3b7dff)}
.ai-tier-pro .ai-escalate-card{background:linear-gradient(135deg,rgba(59,125,255,0.04),rgba(0,212,255,0.02))}
.ai-tier-pro .ai-coach-model-dot{background:var(--green,#00e68a)}
/* FAB pro */
.ai-tier-pro .ai-coach-fab{border-color:rgba(59,125,255,0.2)}
.ai-tier-pro .ai-coach-fab:hover{border-color:rgba(59,125,255,0.35);box-shadow:0 8px 32px rgba(59,125,255,0.15)}
.ai-tier-pro .ai-coach-fab-icon{stroke:var(--blue,#3b7dff)}
.ai-tier-pro .ai-coach-fab-label{color:rgba(59,125,255,0.6)}
.ai-tier-pro .ai-coach-fab-pulse{border-color:rgba(59,125,255,0.3)}

/* ═══════════════════════════════════════════════════════
   TIER: ELITE — Gold/Amber, "AI Coach 👑"
   ═══════════════════════════════════════════════════════ */
.ai-tier-elite .ai-coach-panel{background:rgba(6,7,11,0.98);border:1px solid rgba(255,193,7,0.12);box-shadow:0 28px 80px rgba(0,0,0,0.7),0 0 60px rgba(255,193,7,0.03)}
.ai-tier-elite .ai-coach-panel::before{background:linear-gradient(90deg,transparent,rgba(255,193,7,0.3),rgba(255,149,0,0.15),transparent)}
.ai-tier-elite .ai-coach-header{background:linear-gradient(135deg,rgba(255,193,7,0.04),rgba(255,149,0,0.02),transparent);border-bottom-color:rgba(255,193,7,0.1)}
.ai-tier-elite .ai-coach-avatar{background:linear-gradient(135deg,rgba(255,193,7,0.12),rgba(255,149,0,0.08));border:1px solid rgba(255,193,7,0.2)}
.ai-tier-elite .ai-coach-avatar::after{background:linear-gradient(135deg,transparent 40%,rgba(255,193,7,0.08))}
.ai-tier-elite .ai-coach-avatar svg{stroke:var(--amber,#ffc107)}
.ai-tier-elite .ai-coach-badge{background:linear-gradient(135deg,rgba(255,193,7,0.15),rgba(255,149,0,0.1));border:1px solid rgba(255,193,7,0.25);color:var(--amber,#ffc107)}
.ai-tier-elite .ai-coach-dot{background:var(--amber,#ffc107);box-shadow:0 0 8px rgba(255,193,7,0.5);animation:aiStatusPulse 3s ease infinite}
.ai-tier-elite .ai-coach-welcome-logo{background:linear-gradient(135deg,rgba(255,193,7,0.08),rgba(255,149,0,0.05));border:1px solid rgba(255,193,7,0.12)}
.ai-tier-elite .ai-coach-welcome-logo::after{background:conic-gradient(from 0deg,transparent,rgba(255,193,7,0.15),transparent,rgba(255,149,0,0.08),transparent);animation:aiLogoSpin 6s linear infinite}
.ai-tier-elite .ai-coach-welcome-sub{color:var(--amber,#ffc107)}
.ai-tier-elite .ai-coach-quick-label{color:rgba(255,193,7,0.35)}
.ai-tier-elite .ai-coach-quick-btn{background:rgba(255,193,7,0.02);border-color:rgba(255,193,7,0.06);color:var(--t-60)}
.ai-tier-elite .ai-coach-quick-btn:hover{background:rgba(255,193,7,0.06);border-color:rgba(255,193,7,0.15);color:var(--t-90)}
.ai-tier-elite .ai-coach-quick-btn .q-icon{background:rgba(255,193,7,0.06)}
.ai-tier-elite .ai-coach-quick-btn .q-sub{color:var(--t-30)}
.ai-tier-elite .ai-coach-input-area{border-top-color:rgba(255,193,7,0.06);background:rgba(0,0,0,0.15)}
.ai-tier-elite .ai-coach-input-wrap{background:rgba(255,193,7,0.015);border-color:rgba(255,193,7,0.08)}
.ai-tier-elite .ai-coach-input-wrap:focus-within{border-color:rgba(255,193,7,0.25);box-shadow:0 0 0 3px rgba(255,193,7,0.04)}
.ai-tier-elite .ai-coach-send{background:linear-gradient(135deg,var(--amber,#ffc107),#ff9500)}
.ai-tier-elite .ai-coach-send:hover{box-shadow:0 4px 16px rgba(255,193,7,0.3)}
.ai-tier-elite .ai-msg-user .ai-msg-bubble{background:linear-gradient(135deg,rgba(255,193,7,0.1),rgba(255,193,7,0.05));border:1px solid rgba(255,193,7,0.12);color:var(--t-90)}
.ai-tier-elite .ai-msg-bot .ai-msg-bubble{background:rgba(255,255,255,0.025);border:1px solid rgba(255,193,7,0.06);color:var(--t-80)}
.ai-tier-elite .ai-msg-bot .ai-msg-bubble::before{content:'AI COACH · ELITE';color:var(--amber,#ffc107);background:rgba(6,7,11,0.98)}
.ai-tier-elite .ai-msg-bot .ai-msg-bubble code{background:rgba(255,193,7,0.08);color:var(--amber,#ffc107)}
.ai-tier-elite .ai-msg-time{color:var(--t-30)}
.ai-tier-elite .ai-typing-dot{background:var(--amber,#ffc107)}
.ai-tier-elite .ai-suggestion-btn{background:rgba(255,193,7,0.03);border-color:rgba(255,193,7,0.07);color:var(--t-50)}
.ai-tier-elite .ai-suggestion-btn:hover{background:rgba(255,193,7,0.08);border-color:rgba(255,193,7,0.15);color:var(--t-60)}
.ai-tier-elite .ai-card{background:rgba(255,193,7,0.015);border:1px solid rgba(255,193,7,0.1)}
.ai-tier-elite .ai-card::before{background:linear-gradient(90deg,transparent,rgba(255,193,7,0.25),transparent)}
.ai-tier-elite .ai-card-header{background:rgba(255,193,7,0.03);border-bottom-color:rgba(255,193,7,0.06)}
.ai-tier-elite .ai-card-badge{background:rgba(255,193,7,0.1);border:1px solid rgba(255,193,7,0.18);color:var(--amber,#ffc107)}
.ai-tier-elite .ai-price-grid,.ai-tier-elite .ai-stats-grid{background:rgba(255,193,7,0.03)}
.ai-tier-elite .ai-price-card,.ai-tier-elite .ai-stat{background:rgba(6,7,11,0.5)}
.ai-tier-elite .ai-card-footer{color:var(--t-30);border-top-color:rgba(255,193,7,0.04)}
.ai-tier-elite .ai-signal-conf{color:var(--amber,#ffc107)}
.ai-tier-elite .ai-escalate-card{background:linear-gradient(135deg,rgba(255,193,7,0.04),rgba(255,149,0,0.02))}
.ai-tier-elite .ai-coach-model-dot{background:var(--amber,#ffc107)}
/* FAB elite */
.ai-tier-elite .ai-coach-fab{border-color:rgba(255,193,7,0.15)}
.ai-tier-elite .ai-coach-fab:hover{border-color:rgba(255,193,7,0.3);box-shadow:0 8px 32px rgba(255,193,7,0.12)}
.ai-tier-elite .ai-coach-fab-icon{stroke:var(--amber,#ffc107)}
.ai-tier-elite .ai-coach-fab-label{color:rgba(255,193,7,0.5)}
.ai-tier-elite .ai-coach-fab-pulse{border-color:rgba(255,193,7,0.25)}

/* ─── SHARED KEYFRAMES ────────────────────────────────── */
@keyframes aiLogoSpin{to{transform:rotate(360deg)}}
@keyframes aiStatusPulse{0%,100%{opacity:0.4}50%{opacity:1}}

/* ─── MOBILE RESPONSIVE ──────────────────────────────── */
@media(max-width:640px){
  .ai-coach{bottom:16px;right:16px}
  .ai-coach-fab{width:50px;height:50px;border-radius:14px}
  .ai-coach-panel{width:calc(100vw - 32px);right:-8px;bottom:62px;max-height:70vh;border-radius:16px}
  .ai-coach-panel.expanded{width:calc(100vw - 32px)}
  .ai-coach-messages{min-height:200px;max-height:50vh}
  .ai-coach-hbtn.ai-expand-btn{display:none}
}

@media(max-width:768px){
  .bottom-tab-bar ~ .ai-coach,body.has-tab-bar .ai-coach{bottom:72px}
}

body.cookie-visible .ai-coach{bottom:70px}
@media(max-width:640px){body.cookie-visible .ai-coach{bottom:90px}}
@media print{.ai-coach{display:none!important}}