:root{--blue:#0b69c7;--blue-dark:#07539e;--navy:#14243a;--bg:#eef3f8;--card:#fff;--line:#d9e2ec;--muted:#637188;--green:#0a9b61;--red:#c63f4a;--shadow:0 10px 28px rgba(25,54,90,.12);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:#162033;background:var(--bg);font-variant-numeric:tabular-nums}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;min-height:100%;overscroll-behavior:none}body{background:var(--bg);touch-action:manipulation}.hidden{display:none!important}button,input{font:inherit}button{cursor:pointer;touch-action:manipulation}.app{min-height:100dvh;padding:calc(62px + env(safe-area-inset-top)) 12px calc(14px + env(safe-area-inset-bottom));max-width:520px;margin:auto}.app-header{position:fixed;z-index:20;top:0;left:50%;transform:translateX(-50%);width:min(100%,520px);height:calc(58px + env(safe-area-inset-top));padding:env(safe-area-inset-top) 12px 0;display:flex;align-items:center;justify-content:space-between;background:#fff;border-bottom:1px solid var(--line)}.header-brand{display:flex;align-items:center;gap:9px;border:0;background:none;color:var(--navy);font-size:18px;font-weight:850;padding:5px}.mini-mark,.brand-mark{display:grid;place-items:center;background:linear-gradient(145deg,var(--blue),#19a0ed);color:#fff;font-weight:900}.mini-mark{width:34px;height:34px;border-radius:10px;font-size:13px}.brand-mark{width:68px;height:68px;margin:auto;border-radius:20px;font-size:24px;box-shadow:var(--shadow)}.header-actions{display:flex;align-items:center;gap:5px}.icon-btn{width:44px;height:44px;border:0;border-radius:12px;background:transparent;color:var(--navy);font-size:25px;font-weight:800}.icon-btn:active,.key:active{transform:scale(.96)}.icon-btn.bordered{border:1px solid var(--line);background:#fff}.online-dot{width:10px;height:10px;border-radius:50%;background:#98a5b6;box-shadow:0 0 0 3px #98a5b622}.online-dot.online{background:#17a66b;box-shadow:0 0 0 3px #17a66b22}.menu-panel{position:fixed;z-index:25;top:calc(56px + env(safe-area-inset-top));right:max(12px,calc((100vw - 520px)/2 + 12px));width:min(310px,calc(100vw - 24px));display:grid;gap:9px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:0 16px 42px #17294436}.menu-panel span{color:var(--muted);font-size:14px}.menu-panel button{min-height:46px;text-align:left;border:0;border-radius:10px;padding:10px 12px;background:#edf4fb;font-weight:750;color:var(--navy)}.menu-panel .danger-link{color:var(--red);background:#fff0f1}.screen{animation:appear .16s ease-out}@keyframes appear{from{opacity:.4;transform:translateY(4px)}}.display-card{background:var(--navy);color:#fff;border-radius:18px;padding:17px 18px 15px;min-height:140px;box-shadow:var(--shadow);display:flex;flex-direction:column;justify-content:flex-end}.expression-display{min-height:47px;max-height:72px;overflow:auto;text-align:right;color:#d7e2ef;font-size:22px;line-height:1.35;overflow-wrap:anywhere}.total-label{text-align:right;color:#aabbd0;font-size:12px;font-weight:800;letter-spacing:.15em;margin-top:6px}.total-display{text-align:right;font-size:43px;line-height:1.04;font-weight:900}.keypad{display:grid;grid-template-columns:repeat(4,1fr);grid-template-rows:repeat(5,minmax(61px,1fr));gap:8px;margin-top:10px;height:calc(100dvh - 228px - env(safe-area-inset-top) - env(safe-area-inset-bottom));min-height:360px;max-height:590px}.key{border:1px solid #d8e1eb;background:#fff;border-radius:15px;font-weight:850;font-size:27px;color:var(--navy);box-shadow:0 2px 4px #1b395012}.key.operator{color:var(--blue);background:#e8f3ff;font-size:30px}.key.utility{color:#566579;background:#e8edf3;font-size:23px}.key.zero{grid-column:span 2}.charge-btn{grid-column:span 2;border:0;border-radius:15px;background:var(--green);color:#fff;font-size:21px;font-weight:900;letter-spacing:.04em;box-shadow:0 6px 16px #0a9b6135}.charge-btn:disabled{background:#9db5aa}.summary-total{background:var(--navy);border-radius:18px;color:#fff;padding:20px;text-align:center;display:flex;justify-content:center;align-items:baseline;gap:14px}.summary-total span{color:#b4c4d8;font-weight:800}.summary-total strong{font-size:38px}.screen h2{font-size:21px;margin:20px 2px 12px}.denominations{display:grid;grid-template-columns:repeat(2,1fr);gap:9px}.denomination-btn{min-height:68px;border:1px solid #b9d6f1;border-radius:14px;background:#fff;color:var(--blue-dark);font-size:23px;font-weight:900}.denomination-btn.exact{grid-column:1/-1;background:#dff5ea;color:#08794c;border-color:#a8dec5}.primary,.secondary{border:0;border-radius:14px;font-weight:900}.primary{background:var(--blue);color:#fff}.secondary{background:#fff;color:var(--blue-dark);border:2px solid #bad4ee}.tall{width:100%;min-height:57px;margin-top:10px}.text-btn{width:100%;min-height:50px;border:0;background:none;color:var(--muted);font-weight:750;margin-top:4px}.custom-amount{background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px;margin-top:10px}.received-input{height:62px;display:flex;justify-content:flex-end;align-items:center;padding:0 12px;border-radius:11px;background:#eef3f8;font-weight:900;font-size:31px;color:var(--navy)}.payment-keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin-top:8px}.payment-keypad button{min-height:52px;border:1px solid var(--line);background:#fff;border-radius:11px;font-weight:850;font-size:22px}.change-summary{display:grid;gap:9px}.change-summary>div{background:#fff;border:1px solid var(--line);border-radius:15px;padding:14px 18px;display:flex;align-items:baseline;justify-content:space-between}.change-summary span{font-weight:800;color:var(--muted);font-size:14px;letter-spacing:.05em}.change-summary strong{font-size:27px}.change-summary .change-hero{min-height:188px;display:flex;flex-direction:column;justify-content:center;align-items:center;background:linear-gradient(150deg,#087f50,#10ad6f);color:#fff;border:0;box-shadow:0 12px 27px #0a8e5c38}.change-summary .change-hero span{color:#d4ffea;font-size:17px}.change-summary .change-hero strong{font-size:64px;line-height:1.08;max-width:100%;overflow-wrap:anywhere;text-align:center}.delivered-btn{width:100%;min-height:76px;margin-top:12px;border:0;border-radius:16px;background:var(--blue);color:#fff;font-size:24px;font-weight:950;box-shadow:0 8px 20px #0b69c738}.delivered-btn:disabled{background:#8b9bac}.save-status{text-align:center;color:var(--red);min-height:20px;font-weight:700}.section-heading{display:flex;justify-content:space-between;align-items:center}.section-heading h2{margin:8px 0 2px}.section-heading p{margin:0;color:var(--muted)}.history-list{display:grid;gap:9px;margin:16px 0;max-height:calc(100dvh - 220px);overflow:auto}.history-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:13px}.history-card header{display:flex;justify-content:space-between;align-items:center;margin-bottom:9px}.history-card header strong{color:var(--blue-dark);font-size:14px}.history-card header time{font-size:15px;font-weight:850}.history-values{display:grid;grid-template-columns:repeat(3,1fr);gap:5px}.history-values span{display:block;color:var(--muted);font-size:11px;font-weight:750}.history-values strong{display:block;margin-top:2px;font-size:17px}.history-meta{margin-top:8px;color:var(--muted);font-size:12px}.empty-state{text-align:center;padding:45px 15px;color:var(--muted);background:#fff;border-radius:15px}.auth-view{min-height:100dvh;display:grid;place-items:center;padding:20px;background:linear-gradient(160deg,#e8f2fb,#f8fbfd)}.auth-card{width:min(100%,390px);background:#fff;border-radius:22px;padding:28px;box-shadow:var(--shadow)}.auth-card h1{text-align:center;margin:15px 0 4px}.auth-card>p{text-align:center;color:var(--muted);margin:0 0 24px}.auth-card label,.modal-card label{display:block;font-weight:800;margin:13px 0 6px}.auth-card input,.modal-card input{width:100%;height:53px;border:1px solid #b8c6d6;border-radius:11px;padding:0 13px;font-size:18px}.form-error{min-height:22px;color:var(--red);font-weight:700;text-align:center}.modal{position:fixed;z-index:40;inset:0;display:grid;place-items:center;padding:18px;background:#0b1726c9}.modal-card{width:min(100%,430px);background:#fff;border-radius:19px;padding:24px;box-shadow:var(--shadow)}.modal-card h2{margin:0 0 8px}.modal-card p,.modal-card small{color:var(--muted)}.toast{position:fixed;z-index:100;left:50%;bottom:calc(18px + env(safe-area-inset-bottom));transform:translate(-50%,20px);background:#15253a;color:#fff;border-radius:12px;padding:12px 17px;max-width:calc(100vw - 28px);opacity:0;pointer-events:none;transition:.2s;font-weight:700;text-align:center}.toast.show{opacity:1;transform:translate(-50%,0)}
@media (max-height:680px){.app{padding-top:calc(58px + env(safe-area-inset-top))}.display-card{min-height:112px;padding:12px 16px}.expression-display{min-height:34px;font-size:18px}.total-display{font-size:35px}.keypad{height:calc(100dvh - 190px - env(safe-area-inset-top) - env(safe-area-inset-bottom));min-height:325px;gap:6px}.key{border-radius:12px}.change-summary .change-hero{min-height:145px}.change-summary .change-hero strong{font-size:53px}}
@media (min-width:700px){body{background:#dfe8f1}.app-header{border-left:1px solid var(--line);border-right:1px solid var(--line)}.app{background:var(--bg);box-shadow:0 0 45px #15243a20;min-height:100dvh}.denominations{grid-template-columns:repeat(3,1fr)}.denomination-btn.exact{grid-column:auto}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}


/* V1.2 */
.login-hint{display:block;margin-top:10px;color:#66778b;font-size:.82rem;line-height:1.35}
.menu-panel .test-toggle{display:flex;align-items:center;gap:10px;padding:10px 2px;font-weight:700}
.menu-panel .test-toggle input{width:20px;height:20px}
.menu-note{display:block;color:#6b7a8c;line-height:1.3;margin:-4px 0 8px}
.test-badge{display:inline-block;padding:2px 7px;border-radius:999px;background:#fff1b8;color:#735b00;font-size:.7rem;font-weight:800;margin-left:7px}
body.test-mode .app-header{box-shadow:inset 0 -3px 0 #e3a400}
body.test-mode .header-brand::after{content:'PRUEBAS';font-size:.65rem;font-weight:900;background:#fff1b8;color:#735b00;padding:2px 6px;border-radius:999px;margin-left:7px}

/* V1.3 - movimientos, cortes y analitica */
.field-label{display:block;font-weight:800;margin:15px 2px 6px}.big-input{width:100%;min-height:55px;border:1px solid var(--line);border-radius:12px;background:#fff;padding:10px 13px;font-size:18px;color:var(--navy)}.movement-type,.range-tabs{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:14px 0}.movement-type button,.range-tabs button{min-height:48px;border:1px solid var(--line);border-radius:12px;background:#fff;font-weight:850;color:var(--navy)}.movement-type button.selected,.range-tabs button.selected{background:var(--blue);color:#fff;border-color:var(--blue)}.range-tabs{grid-template-columns:repeat(4,1fr);gap:5px}.range-tabs button{font-size:12px;padding:4px}.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.stats-grid>div{background:#fff;border:1px solid var(--line);border-radius:13px;padding:12px}.stats-grid span{display:block;color:var(--muted);font-size:10px;font-weight:850}.stats-grid strong{display:block;margin-top:4px;font-size:21px}.chart-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:13px;margin-top:12px}.chart-card h3{margin:0 0 12px}.bar-chart{display:grid;gap:7px;max-height:310px;overflow:auto}.bar-row{display:grid;grid-template-columns:52px 1fr 82px;align-items:center;gap:7px;font-size:11px}.bar-track{height:16px;background:#e9eef4;border-radius:8px;overflow:hidden}.bar-track i{display:block;height:100%;background:var(--blue);border-radius:8px}.bar-row strong{text-align:right;font-size:11px}.cuts-list{display:grid;gap:8px}.cut-row{border-bottom:1px solid var(--line);padding:7px 0}.cut-row:last-child{border:0}.cut-row strong,.cut-row span{display:block}.cut-row span{font-size:11px;color:var(--muted);margin-top:3px}.analytics-actions{margin-top:10px}