/* ═══════════════════════════════════════════════════════════
   MediChain+ — app.css v2.0
   Dark mode · Animations · Charts · QR · Timer · Chatbot
═══════════════════════════════════════════════════════════ */

/* ---- VARIABLES ---- */
:root {
  --bg:#f8fafc; --panel:#fff; --muted:#64748b; --text:#0f172a;
  --accent:#10b981; --accent2:#3b82f6; --accent3:#ef4444;
  --accent4:#f59e0b; --accent5:#8b5cf6; --border:#e2e8f0;
  --surface:#f1f5f9; --green-light:#ecfdf5;
  --shadow:0 1px 3px rgba(0,0,0,.06);
  --radius:16px;
}
[data-theme="dark"] {
  --bg:#0b1120; --panel:#1e293b; --muted:#94a3b8; --text:#e2e8f0;
  --border:#334155; --surface:#0f172a; --green-light:rgba(16,185,129,.1);
  --shadow:0 1px 3px rgba(0,0,0,.3);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.55;min-height:100vh;transition:background .3s,color .3s;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;letter-spacing:-.01em}
code{font-family:'Courier New',Consolas,monospace;font-size:.84em;background:var(--surface);padding:2px 6px;border-radius:4px}

/* ═══ SPLASH ═══ */
#splash{position:fixed;inset:0;background:linear-gradient(135deg,#0b1120,#1e3a8a);z-index:9999;display:flex;align-items:center;justify-content:center;transition:opacity .4s}
.splash-content{text-align:center;color:#fff}
.splash-logo{font-size:64px;margin-bottom:16px;animation:pulse 1s infinite}
.splash-name{font-size:32px;font-weight:800;margin-bottom:28px;background:linear-gradient(90deg,#34d399,#60a5fa);-webkit-background-clip:text;background-clip:text;color:transparent}
.splash-bar{width:220px;height:4px;background:rgba(255,255,255,.15);border-radius:4px;margin:0 auto 14px;overflow:hidden}
.splash-fill{height:100%;width:0%;background:linear-gradient(90deg,#10b981,#3b82f6);border-radius:4px;transition:width .4s}
.splash-msg{font-size:13px;opacity:.7;min-height:20px}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.08)}}

/* ═══ TOPBAR ═══ */
.topbar{background:linear-gradient(135deg,#0b1120,#1e3a8a);color:#fff;padding:10px 20px;display:flex;align-items:center;gap:14px;position:sticky;top:0;z-index:50;box-shadow:0 4px 16px rgba(0,0,0,.15);min-height:54px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-ico{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,#10b981,#3b82f6);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.brand-name{font-weight:800;font-size:16px}
.brand-sub{font-size:10px;opacity:.7}
.persona-switch{display:flex;gap:4px;flex:1;justify-content:center}
.persona{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.15);padding:7px 13px;border-radius:10px;cursor:pointer;font-size:13px;font-weight:600;display:flex;align-items:center;gap:5px;transition:.2s;white-space:nowrap}
.persona:hover{background:rgba(255,255,255,.15)}
.persona.active{background:linear-gradient(135deg,#10b981,#3b82f6);border-color:transparent;box-shadow:0 4px 12px rgba(16,185,129,.3)}
.persona span{font-size:14px}
.actions{display:flex;gap:5px;flex-shrink:0}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.15);padding:6px 11px;border-radius:9px;cursor:pointer;font-size:12px;text-decoration:none;font-weight:600;transition:.2s;white-space:nowrap}
.btn-ghost:hover{background:rgba(255,255,255,.2)}

/* ═══ MOBILE TAB BAR ═══ */
.mobile-tabbar{display:none;position:fixed;bottom:0;left:0;right:0;background:var(--panel);border-top:1px solid var(--border);z-index:100;box-shadow:0 -4px 16px rgba(0,0,0,.08)}
.tab{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:7px 4px 10px;border:none;background:transparent;cursor:pointer;color:var(--muted);transition:.2s;gap:2px;-webkit-tap-highlight-color:transparent}
.tab span{font-size:20px;line-height:1}
.tab small{font-size:10px;font-weight:600}
.tab.active{color:var(--accent)}
.tab.active small{color:var(--accent)}

/* ═══ LAYOUT ═══ */
#app{max-width:1400px;margin:0 auto;padding:24px 20px}
.view{display:none;animation:fadeIn .3s}
.view.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.view-head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:20px;gap:16px;flex-wrap:wrap}
.view-head h1{font-size:24px;font-weight:800;letter-spacing:-.5px;margin-bottom:4px}
.muted{color:var(--muted);font-size:14px}
.small{font-size:12px}
.balance{background:linear-gradient(135deg,#10b981,#3b82f6);color:#fff;padding:14px 20px;border-radius:14px;text-align:right;box-shadow:0 6px 16px rgba(59,130,246,.2);flex-shrink:0}
.balance-label{font-size:11px;opacity:.9;text-transform:uppercase;letter-spacing:.5px}
.balance-value{font-size:22px;font-weight:800;margin-top:2px}

/* ═══ GRIDS & CARDS ═══ */
.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(380px,1fr));gap:16px;margin-bottom:16px}
.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin-bottom:16px}
.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s}
.card-head{display:flex;align-items:center;gap:10px;margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--border)}
.card-ico{font-size:20px}
.card-head h3{font-size:15px;font-weight:700}

/* ═══ BUTTONS ═══ */
.btn-primary{background:linear-gradient(135deg,#10b981,#059669);color:#fff;border:none;padding:10px 16px;border-radius:10px;cursor:pointer;font-weight:600;font-size:14px;transition:.2s;width:100%}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 10px rgba(16,185,129,.3)}
.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn-warn{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;border:none;padding:10px 16px;border-radius:10px;cursor:pointer;font-weight:600;font-size:14px;transition:.2s;width:100%}
.btn-warn:hover{transform:translateY(-1px);box-shadow:0 4px 10px rgba(239,68,68,.3)}
.btn-outline{background:transparent;color:var(--accent2);border:1px solid var(--accent2);padding:5px 10px;border-radius:7px;cursor:pointer;font-weight:600;font-size:12px;white-space:nowrap}
.btn-outline:hover{background:var(--accent2);color:#fff}

/* ═══ SENSOR ═══ */
.sensor{text-align:center}
.gauge{background:linear-gradient(135deg,var(--green-light),#f0fdf4);border:2px solid var(--accent);border-radius:14px;padding:20px;margin-bottom:14px;transition:.3s}
.gauge.high{background:linear-gradient(135deg,#fef2f2,#fee2e2);border-color:var(--accent3)}
.gauge-value{font-size:44px;font-weight:800;color:var(--accent)}
.gauge.high .gauge-value{color:var(--accent3)}
.gauge-unit{font-size:13px;color:var(--muted);margin-top:-4px}
.gauge-state{margin-top:8px;padding:3px 12px;background:var(--accent);color:#fff;border-radius:10px;display:inline-block;font-size:12px;font-weight:600}
.gauge.high .gauge-state{background:var(--accent3)}
.sensor-actions{display:flex;gap:8px;margin-bottom:12px}

/* ═══ CHART ═══ */
.chart-wrap{position:relative;height:180px;width:100%}
.chart-wrap canvas{width:100%!important;height:100%!important}

/* ═══ CONSENTS / RECORDS ═══ */
.consents{display:flex;flex-direction:column;gap:8px;margin-bottom:12px;min-height:50px}
.consent-item{background:var(--green-light);border:1px solid rgba(16,185,129,.2);border-left:4px solid var(--accent);padding:10px 12px;border-radius:10px;display:flex;justify-content:space-between;align-items:center;font-size:13px}
.consent-item .who{font-weight:600}
.consent-item .when{color:var(--muted);font-size:11px}
.consent-item button{background:#fee2e2;color:#991b1b;border:none;padding:4px 10px;border-radius:6px;cursor:pointer;font-size:11px;font-weight:600}
.empty{color:var(--muted);font-style:italic;font-size:13px;padding:10px 0;text-align:center}
.records{display:flex;flex-direction:column;gap:7px;max-height:260px;overflow-y:auto}
.record-item{background:var(--surface);border-left:3px solid var(--accent2);padding:9px 12px;border-radius:8px;font-size:13px}
.record-item .rec-type{font-weight:700;color:var(--accent2)}
.record-item .rec-val{margin-top:2px}
.record-item .rec-meta{color:var(--muted);font-size:11px;margin-top:3px;font-family:monospace}

/* ═══ PRESCRIPTIONS / CLAIMS / ALERTS / INBOX ═══ */
.prescriptions,.claims,.alerts,.inbox{display:flex;flex-direction:column;gap:8px;min-height:60px}
.rx-item,.claim-item,.alert-item,.inbox-item{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:11px 13px;font-size:13px;border-left:4px solid var(--accent4)}
.rx-item .rx-med{font-weight:700;color:var(--accent4)}
.claim-item{border-left-color:var(--accent5)}
.claim-item .claim-amount{font-weight:700;color:var(--accent5)}
.claim-item .claim-status{display:inline-block;padding:2px 8px;border-radius:10px;font-size:11px;font-weight:600;margin-left:6px}
.status-pending{background:#fef3c7;color:#92400e}
.status-validated{background:#dbeafe;color:#1e40af}
.status-paid{background:#d1fae5;color:#065f46}
.alert-item{border-left-color:var(--accent3);background:#fef2f2}
.alert-item strong{color:var(--accent3)}
.inbox-item{border-left-color:var(--accent2)}
.doctor-access{min-height:60px}

/* ═══ PRESCRIPTION FORM ═══ */
.prescription-form{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px}
.prescription-form select,.prescription-form input{padding:10px 12px;border:1px solid var(--border);border-radius:10px;font-size:14px;font-family:inherit;background:var(--panel);color:var(--text)}
.prescription-form button{grid-column:1/-1}

/* ═══ QR VERIFIER ═══ */
.qr-input-row{display:flex;gap:8px;margin-bottom:10px}
.qr-input-row input{flex:1;padding:10px 12px;border:1px solid var(--border);border-radius:10px;font-family:monospace;font-size:13px;background:var(--panel);color:var(--text)}
.qr-input-row .btn-primary{width:auto;white-space:nowrap}
#qrResult{margin-bottom:8px;padding:12px;border-radius:10px;font-size:13px;display:none}
#qrResult.ok{display:block;background:var(--green-light);border-left:4px solid var(--accent)}
#qrResult.err{display:block;background:#fef2f2;border-left:4px solid var(--accent3)}
.qr-code-box{text-align:center;padding:16px;background:var(--surface);border-radius:12px;border:1px solid var(--border)}
.qr-code-box.hidden{display:none}
.qr-code-label{font-family:monospace;font-size:11px;color:var(--muted);margin-top:8px}

/* ═══ TABLE ═══ */
.table-wrap{overflow-x:auto;border-radius:12px;border:1px solid var(--border)}
.data-table{width:100%;border-collapse:collapse;background:var(--panel);font-size:13px}
.data-table th{background:var(--surface);padding:10px 12px;text-align:left;font-weight:700;font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);border-bottom:2px solid var(--border)}
.data-table td{padding:10px 12px;border-bottom:1px solid var(--border);color:var(--text)}
.data-table tr:last-child td{border-bottom:none}
.data-table tr:hover td{background:var(--surface)}
.data-table code{font-size:11px}

/* ═══ NETWORK ═══ */
.net-card{display:flex;flex-direction:column}
.net-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:12px;text-align:center}
.net-stats>div{background:var(--surface);border-radius:10px;padding:10px 4px}
.net-stats span{font-size:20px;font-weight:800;color:var(--accent2);display:block}
.net-stats small{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}
.tx-log{background:#0b1120;color:#e2e8f0;border-radius:10px;padding:12px;font-family:'Courier New',monospace;font-size:11px;height:260px;overflow-y:auto;line-height:1.7}
.tx-entry{padding:4px 8px;border-radius:5px;margin-bottom:3px;cursor:pointer;border-left:3px solid #334155;transition:.15s}
.tx-entry:hover{background:rgba(255,255,255,.05);border-left-color:#60a5fa}
.tx-entry .tx-time{color:#64748b}
.tx-entry .tx-type{color:#34d399;font-weight:700;margin:0 5px}
.tx-entry .tx-hash{color:#fbbf24}
.code-block{background:#0b1120;color:#e2e8f0;border-radius:12px;padding:16px;font-family:'Courier New',monospace;font-size:12px;overflow-x:auto;white-space:pre-wrap;word-break:break-all;min-height:100px}

/* ═══ STATS ═══ */
.stat-card{text-align:center;padding:24px}
.stat-v{font-size:44px;font-weight:800;background:linear-gradient(135deg,#10b981,#3b82f6);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.stat-l{color:var(--muted);font-size:12px;margin-top:8px;text-transform:uppercase;letter-spacing:.5px}

/* ═══ TIMER OVERLAY ═══ */
.timer-overlay{position:fixed;inset:0;background:rgba(11,17,32,.85);backdrop-filter:blur(6px);z-index:400;display:flex;align-items:center;justify-content:center}
.timer-overlay.hidden{display:none}
.timer-box{background:var(--panel);border-radius:20px;padding:40px 48px;text-align:center;box-shadow:0 20px 60px rgba(0,0,0,.3);max-width:340px;width:92%}
.timer-icon{font-size:48px;margin-bottom:10px;animation:bounce .8s infinite}
.timer-title{font-size:17px;font-weight:700;margin-bottom:16px}
.timer-count{font-size:72px;font-weight:800;background:linear-gradient(135deg,#10b981,#3b82f6);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.timer-unit{font-size:13px;color:var(--muted);margin-top:4px}
.timer-sub{font-size:13px;color:var(--muted);margin:14px 0 18px}
.timer-progress{height:6px;background:var(--surface);border-radius:6px;overflow:hidden}
.timer-bar{height:100%;background:linear-gradient(90deg,#10b981,#3b82f6);border-radius:6px;transition:width 1s linear;width:100%}
@keyframes bounce{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ═══ TOAST ═══ */
.toast-container{position:fixed;bottom:72px;right:16px;display:flex;flex-direction:column;gap:8px;z-index:300}
.toast{background:var(--panel);border-left:4px solid var(--accent);border-radius:12px;padding:12px 16px;box-shadow:0 8px 24px rgba(0,0,0,.15);min-width:260px;max-width:360px;animation:slideIn .3s;font-size:13px}
.toast.err{border-left-color:var(--accent3)}
.toast.warn{border-left-color:var(--accent4)}
.toast.info{border-left-color:var(--accent2)}
.toast-title{font-weight:700;margin-bottom:2px;color:var(--text)}
.toast-msg{color:var(--muted)}
@keyframes slideIn{from{opacity:0;transform:translateX(16px)}to{opacity:1;transform:none}}

/* ═══ MODAL ═══ */
.modal-backdrop{position:fixed;inset:0;background:rgba(11,17,32,.7);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:500}
.modal-backdrop.hidden{display:none}
.modal{background:var(--panel);border-radius:18px;max-width:460px;width:92%;overflow:hidden;animation:fadeIn .2s}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--border)}
.modal-head h3{font-weight:700;font-size:16px;color:var(--text)}
.modal-close{background:none;border:none;font-size:24px;cursor:pointer;color:var(--muted);line-height:1}
.modal-body{padding:20px}
.form-row{display:flex;flex-direction:column;gap:5px;margin-bottom:12px}
.form-row label{font-size:13px;font-weight:600;color:var(--muted)}
.form-row select,.form-row input{padding:9px 12px;border:1px solid var(--border);border-radius:10px;font-size:14px;font-family:inherit;background:var(--panel);color:var(--text)}
.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:16px}

/* ═══ CHATBOT ═══ */
.chatbot-btn{position:fixed;bottom:80px;right:20px;width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,#10b981,#3b82f6);color:#fff;font-size:22px;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 6px 20px rgba(16,185,129,.4);z-index:200;transition:.2s;user-select:none}
.chatbot-btn:hover{transform:scale(1.08)}
.chat-panel{position:fixed;bottom:140px;right:20px;width:300px;background:var(--panel);border-radius:18px;box-shadow:0 16px 40px rgba(0,0,0,.2);border:1px solid var(--border);z-index:200;display:flex;flex-direction:column;overflow:hidden;max-height:400px}
.chat-panel.hidden{display:none}
.chat-head{background:linear-gradient(135deg,#0b1120,#1e3a8a);color:#fff;padding:12px 16px;display:flex;justify-content:space-between;align-items:center;font-size:14px;font-weight:700}
.chat-head button{background:none;border:none;color:#fff;font-size:20px;cursor:pointer;line-height:1}
.chat-messages{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:8px}
.chat-msg{padding:9px 12px;border-radius:12px;font-size:13px;max-width:85%;line-height:1.4}
.chat-msg.bot{background:var(--surface);color:var(--text);align-self:flex-start;border-bottom-left-radius:4px}
.chat-msg.user{background:linear-gradient(135deg,#10b981,#3b82f6);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.chat-input-row{display:flex;border-top:1px solid var(--border);padding:8px}
.chat-input-row input{flex:1;border:none;background:transparent;font-size:13px;padding:6px 8px;outline:none;color:var(--text)}
.chat-input-row button{background:var(--accent2);color:#fff;border:none;border-radius:8px;padding:6px 12px;cursor:pointer;font-size:16px;font-weight:700}

/* ═══ SCROLL ANIMATIONS ═══ */
.animate-in{opacity:0;transform:translateY(16px);transition:opacity .4s,transform .4s}
.animate-in.visible{opacity:1;transform:none}

/* ═══ RESPONSIVE MOBILE ═══ */
@media(max-width:768px){
  .topbar{padding:8px 12px;min-height:50px;gap:10px}
  .brand-sub{display:none}
  .brand-ico{width:32px;height:32px;font-size:17px}
  .persona-switch{display:none}
  .mobile-tabbar{display:flex}
  #app{padding:14px 12px 80px}
  .view-head{flex-direction:column;gap:10px;margin-bottom:14px}
  .view-head h1{font-size:19px}
  .balance{padding:10px 14px}
  .balance-value{font-size:18px}
  .grid-2{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .card{padding:14px 12px}
  .card-head h3{font-size:13px}
  .gauge-value{font-size:38px}
  .sensor-actions{flex-direction:column;gap:7px}
  .chart-wrap{height:160px}
  .prescription-form{grid-template-columns:1fr}
  .tx-log{height:180px;font-size:10px}
  .code-block{font-size:10px;padding:12px}
  .net-stats span{font-size:18px}
  .net-stats small{font-size:9px}
  .stat-card{padding:18px}
  .stat-v{font-size:38px}
  .chat-panel{width:calc(100vw - 32px);right:16px;bottom:130px}
  .chatbot-btn{bottom:72px;right:16px;width:46px;height:46px;font-size:20px}
  .toast-container{bottom:68px;right:8px}
  .toast{min-width:220px;max-width:calc(100vw - 16px)}
}

@media(max-width:480px){
  .persona span{font-size:16px}
  .actions .btn-ghost{padding:5px 8px;font-size:11px}
}

/* ═══ VIEW TRANSITIONS ═══ */
@keyframes viewOut{from{opacity:1;transform:translateX(0)}to{opacity:0;transform:translateX(-16px)}}
@keyframes viewIn{from{opacity:0;transform:translateX(16px)}to{opacity:1;transform:none}}
.view-out{animation:viewOut .18s ease forwards;pointer-events:none}
.view-in{animation:viewIn .3s ease forwards}

/* ═══ COPY BUTTON ═══ */
.copy-btn{background:none;border:none;cursor:pointer;font-size:12px;padding:1px 4px;border-radius:4px;opacity:.6;transition:.15s;vertical-align:middle;line-height:1}
.copy-btn:hover{opacity:1;background:var(--surface)}

/* ═══ WALLET BUTTON ═══ */
.wallet-connected{background:rgba(16,185,129,.2)!important;border-color:rgba(16,185,129,.5)!important;color:#34d399!important}

/* ═══ TOUR GUIDE ═══ */
#tourOverlay{position:fixed;inset:0;z-index:600;display:flex;align-items:center;justify-content:center;transition:opacity .3s}
.tour-bg{position:absolute;inset:0;background:rgba(11,17,32,.6);backdrop-filter:blur(4px)}
.tour-box{position:relative;background:var(--panel);border-radius:20px;padding:28px 32px;max-width:420px;width:90%;box-shadow:0 24px 60px rgba(0,0,0,.35);border:1px solid var(--border);animation:fadeIn .3s}
.tour-step-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.8px;color:var(--muted);margin-bottom:10px}
.tour-title{font-size:18px;font-weight:800;margin-bottom:10px;color:var(--text)}
.tour-body{font-size:14px;color:var(--muted);line-height:1.6;margin-bottom:16px}
.tour-body code{background:var(--surface);padding:2px 6px;border-radius:4px;font-size:12px;color:var(--accent2)}
.tour-body strong{color:var(--text)}
.tour-dots{display:flex;gap:6px;margin-bottom:16px}
.tour-dot{width:8px;height:8px;border-radius:50%;background:var(--border);transition:.2s}
.tour-dot.active{background:var(--accent);width:20px;border-radius:4px}
.tour-actions{display:flex;justify-content:space-between;align-items:center;gap:8px}
.tour-skip{background:none;border:none;color:var(--muted);cursor:pointer;font-size:13px;padding:6px;border-radius:6px;transition:.15s}
.tour-skip:hover{color:var(--accent3);background:rgba(239,68,68,.08)}
.tour-prev{background:var(--surface);color:var(--text);border:1px solid var(--border);padding:8px 14px;border-radius:9px;cursor:pointer;font-size:13px;font-weight:600;transition:.15s}
.tour-prev:hover{border-color:var(--accent2);color:var(--accent2)}
.tour-next{background:linear-gradient(135deg,#10b981,#3b82f6);color:#fff;border:none;padding:8px 18px;border-radius:9px;cursor:pointer;font-size:13px;font-weight:700;transition:.2s}
.tour-next:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(16,185,129,.3)}

/* ═══ GLOBAL TOOLTIP ═══ */
.global-tooltip{position:fixed;background:#0b1120;color:#e2e8f0;font-size:12px;padding:6px 10px;border-radius:8px;pointer-events:none;z-index:800;max-width:220px;line-height:1.4;border:1px solid #334155;opacity:0;transition:opacity .15s;box-shadow:0 4px 12px rgba(0,0,0,.3)}
.global-tooltip.visible{opacity:1}
[data-tip]{border-bottom:1px dashed var(--muted);cursor:help}

/* ═══ RESPONSIVE adjustments for new buttons ═══ */
@media(max-width:768px){
  #walletBtn{display:none}
  .tour-box{padding:20px 18px}
  .tour-title{font-size:16px}
}