:root{--primary:#0d9488;--primary-hover:#0f766e;--navy:#0f172a;--navy-soft:#1e293b;--bg:#f6f7f9;--card:#fff;--border:#e2e8f0;--border-soft:#0f172a0f;--text:#0f172a;--muted:#64748b;--muted-light:#94a3b8;--danger:#dc2626;--danger-bg:#fef2f2;--danger-bg-strong:#fee2e2;--success:#16a34a;--success-bg:#dcfce7;--warning:#d97706;--warning-bg:#fef3c7;--active:#0f766e;--active-bg:#ccfbf1;--avatar-bg:#eef2ff;--avatar-color:#4338ca;--radius-lg:22px;--radius-md:16px;--radius-sm:12px;--shadow-card:0 1px 2px #0f172a0f;--shadow-float:0 12px 30px #0f172a1f}*{box-sizing:border-box}html,body{margin:0;padding:0}body{color:var(--text);-webkit-font-smoothing:antialiased;background:#eaecf0;font-family:Tajawal,system-ui,sans-serif}#root{min-height:var(--app-vh,100vh);background:var(--bg);max-width:480px;margin:0 auto;position:relative;overflow-x:clip;box-shadow:0 0 40px 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var(--border-soft);box-shadow:var(--shadow-card);align-items:center;gap:12px;margin-bottom:10px;padding:14px 16px;display:flex}.payment-icon{width:40px;height:40px;color:var(--primary);background:#f0fdfa;border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;display:flex}.payment-info{flex:1;min-width:0}.payment-amount{color:var(--text);font-size:14px;font-weight:700}.payment-sub-label{color:var(--muted-light);white-space:nowrap;text-overflow:ellipsis;margin-top:2px;font-size:11.5px;overflow:hidden}.payment-date{color:var(--muted);flex-shrink:0;font-size:11.5px;font-weight:600}.panel{background:var(--card);border-radius:var(--radius-md);border:1px solid var(--border-soft);flex-direction:column;gap:12px;padding:18px;display:flex}.profile-panel{background:var(--card);border-radius:var(--radius-md);border:1px solid 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16px;font-size:13px;font-weight:700}.duration-chip.selected{background:var(--primary);color:#fff;border-color:var(--primary)}.preview-banner{color:var(--primary-hover);background:#f0fdfa;border-radius:12px;padding:10px 14px;font-size:12.5px;font-weight:600}.remaining-banner{color:var(--muted);background:#f8fafc;border-radius:12px;padding:10px 14px;font-size:12.5px;font-weight:600}.hint-text{color:var(--muted-light);font-size:11.5px}.toast{background:var(--navy);color:#fff;z-index:200;white-space:nowrap;text-overflow:ellipsis;border-radius:100px;max-width:calc(100% - 40px);padding:12px 20px;font-size:13px;font-weight:700;animation:.2s toast-in;position:fixed;bottom:100px;left:50%;overflow:hidden;transform:translate(-50%);box-shadow:0 12px 28px #0f172a4d}.center-loading{color:var(--muted-light);flex:1;justify-content:center;align-items:center;min-height:60vh;font-size:13.5px;display:flex}