:root{--bg: var(--tg-theme-secondary-bg-color, #f2f2f7);--surface: var(--tg-theme-bg-color, #ffffff);--text: var(--tg-theme-text-color, #000000);--muted: var(--tg-theme-hint-color, #8e8e93);--accent: var(--tg-theme-button-color, #2481cc);--accent-text: var(--tg-theme-button-text-color, #ffffff);--link: var(--tg-theme-link-color, #2481cc);--separator: color-mix(in srgb, var(--muted) 22%, transparent);--danger: #e5484d;--warn: #f5a524;--success: #2ea043;--radius: 14px;--gap: 12px;--pad: 16px;--tabbar-h: 58px;--safe-bottom: env(safe-area-inset-bottom, 0px)}:root[data-scheme=dark]{--separator: color-mix(in srgb, var(--muted) 32%, transparent);--danger: #ff6369;--success: #3fb950}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.4;overscroll-behavior-y:none}.app{min-height:100vh;padding:var(--pad) var(--pad) calc(var(--tabbar-h) + var(--safe-bottom) + 24px);max-width:640px;margin:0 auto}.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--gap);margin-bottom:var(--gap)}.page-header h1{margin:0;font-size:28px;font-weight:700;letter-spacing:-.02em}.page-sub{margin:2px 0 0;color:var(--muted);font-size:14px;min-height:20px}.section-title{margin:24px 4px 8px;font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.stats{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap);margin-bottom:var(--gap)}.stat{background:var(--surface);border-radius:var(--radius);padding:12px 14px;display:flex;flex-direction:column;gap:2px}.stat-label{font-size:12px;color:var(--muted)}.stat-value{font-size:17px;font-weight:650;font-variant-numeric:tabular-nums}.stat-due{color:var(--danger)}.stat-paid{color:var(--success)}.search{margin-bottom:var(--gap)}.chips{display:flex;gap:8px;margin-bottom:var(--gap);overflow-x:auto;scrollbar-width:none}.chips::-webkit-scrollbar{display:none}.chip{flex:0 0 auto;border:none;border-radius:999px;padding:7px 14px;font-size:14px;font-weight:500;background:var(--surface);color:var(--text);cursor:pointer}.chip-active{background:var(--accent);color:var(--accent-text)}.list{background:var(--surface);border-radius:var(--radius);overflow:hidden}.row{display:flex;align-items:center;gap:12px;padding:12px var(--pad);color:inherit;text-decoration:none;border-bottom:1px solid var(--separator)}.row:last-child{border-bottom:none}.row:active{background:color-mix(in srgb,var(--muted) 12%,transparent)}.row-settled{opacity:.62}.row-main{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px;color:inherit;text-decoration:none}.row-title{font-size:16px;font-weight:550;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.row-sub{font-size:13px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.row-end{display:flex;flex-direction:column;align-items:flex-end;gap:4px;flex-shrink:0}.row-debt .row-end{align-items:flex-end}.amount{font-size:15px;font-weight:650;font-variant-numeric:tabular-nums;white-space:nowrap}.amount-due{color:var(--danger)}.amount-clear{color:var(--muted);font-weight:500}.chevron{display:none}.avatar{flex-shrink:0;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-size:15px;font-weight:600;background:color-mix(in srgb,var(--accent) 16%,transparent);color:var(--accent)}.avatar-warn{background:color-mix(in srgb,var(--warn) 20%,transparent);color:color-mix(in srgb,var(--warn) 85%,var(--text))}.badge{align-self:flex-start;margin-top:2px;font-size:11px;font-weight:600;padding:2px 7px;border-radius:999px;background:color-mix(in srgb,var(--muted) 16%,transparent);color:var(--muted)}.badge-overdue{background:color-mix(in srgb,var(--danger) 16%,transparent);color:var(--danger)}.badge-soon{background:color-mix(in srgb,var(--warn) 20%,transparent);color:color-mix(in srgb,var(--warn) 80%,var(--text))}.profile{background:var(--surface);border-radius:var(--radius);padding:24px var(--pad);display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px}.profile .avatar{width:64px;height:64px;font-size:22px}.profile h1{margin:6px 0 0;font-size:22px;font-weight:700}.profile-phone{color:var(--link);text-decoration:none;font-size:15px}.profile-total{font-size:26px;font-weight:700;font-variant-numeric:tabular-nums;margin-top:6px}.profile-due{color:var(--danger)}.profile-note{margin:0;color:var(--muted);font-size:14px}.profile-actions{display:flex;gap:8px;width:100%;margin-top:14px}.profile-actions .btn{flex:1}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:none;border-radius:10px;padding:12px 16px;font-size:15px;font-weight:600;font-family:inherit;cursor:pointer;text-decoration:none;transition:opacity .15s ease}.btn:active{opacity:.7}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--accent);color:var(--accent-text)}.btn-secondary{background:color-mix(in srgb,var(--accent) 14%,transparent);color:var(--accent)}.btn-danger{background:color-mix(in srgb,var(--danger) 14%,transparent);color:var(--danger)}.btn-ghost{background:none;color:var(--muted);padding:4px 8px;font-size:13px;font-weight:500}.btn-icon{width:36px;height:36px;padding:0;border-radius:50%;font-size:22px;line-height:1;background:var(--accent);color:var(--accent-text);flex-shrink:0}.btn-pay{padding:5px 12px;font-size:13px;border-radius:999px;background:color-mix(in srgb,var(--accent) 14%,transparent);color:var(--accent)}.form{display:flex;flex-direction:column;gap:14px}.field{display:flex;flex-direction:column;gap:6px}.field-label{font-size:13px;font-weight:600;color:var(--muted)}.field-hint{font-size:12px;color:var(--muted)}.input{width:100%;border:1px solid var(--separator);border-radius:10px;background:var(--bg);color:var(--text);padding:12px 14px;font-size:16px;font-family:inherit;outline:none;resize:vertical}.input:focus{border-color:var(--accent)}.input-amount{font-size:24px;font-weight:650;font-variant-numeric:tabular-nums;text-align:center;letter-spacing:.01em}.callout{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--bg);border-radius:10px;padding:12px 14px;font-size:15px}.callout strong{font-variant-numeric:tabular-nums;color:var(--danger)}.sheet-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:flex-end;justify-content:center;z-index:50;animation:fade .18s ease}.sheet{width:100%;max-width:640px;background:var(--surface);border-radius:18px 18px 0 0;padding:8px var(--pad) calc(var(--pad) + var(--safe-bottom));max-height:88vh;overflow-y:auto;animation:rise .22s cubic-bezier(.32,.72,0,1)}.sheet-grabber{width:36px;height:4px;border-radius:2px;background:var(--separator);margin:4px auto 8px}.sheet-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.sheet-header h2{margin:0;font-size:18px;font-weight:650}.sheet-close{border:none;background:none;color:var(--muted);font-size:17px;cursor:pointer;padding:4px 8px}.sheet-body{padding-bottom:8px}@keyframes rise{0%{transform:translateY(100%)}}@keyframes fade{0%{opacity:0}}.tabbar{position:fixed;left:0;right:0;bottom:0;height:calc(var(--tabbar-h) + var(--safe-bottom));padding-bottom:var(--safe-bottom);display:flex;background:color-mix(in srgb,var(--surface) 92%,transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-top:1px solid var(--separator);z-index:40}.tab{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;text-decoration:none;color:var(--muted);font-size:11px;font-weight:500}.tab-icon{font-size:20px;line-height:1;filter:grayscale(1);opacity:.6}.tab-active{color:var(--accent)}.tab-active .tab-icon{filter:none;opacity:1}.state{display:flex;flex-direction:column;align-items:center;gap:8px;padding:48px 24px;text-align:center}.state-icon{font-size:40px}.state-title{margin:0;font-size:17px;font-weight:600}.state-text{margin:0;color:var(--muted);font-size:14px}.state .btn{margin-top:8px}.spinner{width:26px;height:26px;border:2.5px solid var(--separator);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}