:root{--bg: #080812;--surface: #12121f;--text: #f2f2f7;--muted: #9a9ab0;--accent: #6ea8fe;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text)}a{color:var(--accent)}[dir=rtl]{direction:rtl}.app-shell{display:flex;flex-direction:column;height:100%;max-width:480px;margin:0 auto}.app-main{flex:1;overflow-y:auto;padding:16px}.bottom-nav{display:flex;border-top:1px solid #22223a;background:var(--surface)}.bottom-nav a{flex:1;text-align:center;padding:12px 0;color:var(--muted);text-decoration:none;font-size:13px}.bottom-nav a.active{color:var(--accent)}.center{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;height:100%;text-align:center;padding:24px}button{background:var(--accent);color:#06060c;border:0;border-radius:10px;padding:12px 16px;font-size:15px;font-weight:600;cursor:pointer}input{width:100%;padding:12px;border-radius:10px;border:1px solid #2a2a44;background:#0d0d18;color:var(--text);font-size:15px}.call-screen{display:grid;gap:14px;max-width:360px;margin:0 auto}.balance{text-align:center;color:var(--muted);font-size:14px;min-height:20px}.number-row{display:flex;gap:8px}.number-row input{font-size:20px;text-align:center;letter-spacing:1px}button.secondary{background:var(--surface);color:var(--text);border:1px solid #2a2a44}button.secondary.on{background:#2a2a44}button:disabled{opacity:.45;cursor:not-allowed}.backspace{padding:0 16px}.dialpad{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.key{background:var(--surface);color:var(--text);font-size:22px;padding:16px 0;border:1px solid #22223a}.call-btn{background:#2fb36d;color:#04140b;font-size:17px;padding:14px}.in-call{display:grid;gap:20px;text-align:center;padding-top:40px}.in-call-number{font-size:26px;font-weight:600}.in-call-status{color:var(--muted);font-size:20px;font-variant-numeric:tabular-nums}.in-call-actions{display:flex;justify-content:center;gap:16px}.round{border-radius:999px;padding:14px 24px}.hangup{background:#e5484d;color:#fff}.error{color:#ff8a8f;text-align:center;margin:0}.notice{color:var(--muted);text-align:center;margin:0;font-size:14px}