*, *::before, *::after { box-sizing: border-box; }

html, body { height: 100%; margin: 0; }

body.lg {
    font-family: var(--ds-font);
    font-size: 15px;
    color: var(--ds-ink);
    background: var(--ds-surface);
}

.lg-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(420px, 5fr) 7fr;
}

.lg-form-side {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 24px;
    background: var(--ds-surface);
}

.lg-form-wrap { width: 100%; max-width: 380px; display: flex; flex-direction: column; gap: 32px; }

.lg-brand { display: flex; align-items: center; gap: 12px; }
.lg-brand__logo { width: 44px; height: 44px; object-fit: contain; border-radius: 14px; border: 1px solid var(--ds-line); padding: 4px; background: #fff; }
.lg-brand__name { display: block; font-size: 20px; font-weight: 800; color: var(--ds-primary); line-height: 1.2; }
.lg-brand__sub { font-size: 13px; color: var(--ds-muted); font-weight: 600; }

.lg-head h1 { margin: 0 0 6px; font-size: 24px; font-weight: 800; color: var(--ds-ink); }
.lg-head p { margin: 0; font-size: 14px; color: var(--ds-muted); line-height: 1.7; }

.lg-form { display: flex; flex-direction: column; gap: 22px; }

.lg-alert {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border-radius: 12px;
    background: var(--ds-danger-soft);
    color: var(--ds-danger);
    font-weight: 700;
}

.lg-alert i { font-size: 22px; }

.lg-field { display: flex; flex-direction: column; gap: 7px; }
.lg-field > label { font-size: 13px; font-weight: 600; color: var(--ds-muted); }

.lg-input,
.lg-field .pin {
    position: relative;
    display: flex;
    align-items: center;
    height: 52px;
    padding: 0 16px;
    border: 1.5px solid transparent;
    border-radius: 12px;
    background: var(--ds-bg);
    transition: border-color .15s ease, background-color .15s ease;
}

.lg-input:focus-within,
.lg-field .pin.is-focus { border-color: var(--ds-primary); background: var(--ds-surface); }

.lg-field .pin.is-error { border-color: var(--ds-danger); }
.lg-field .pin__eye { inset-inline-end: 8px; }

.lg-input input {
    flex: 1;
    min-width: 0;
    height: 100%;
    padding: 0;
    border: 0;
    outline: 0;
    background: transparent;
    font-family: inherit;
    font-size: 16px;
    font-weight: 600;
    color: var(--ds-ink);
}

.lg-input input::placeholder { color: var(--ds-faint); font-weight: 400; }


.lg-error:empty { display: none; }
.lg-error { font-size: 13px; font-weight: 700; color: var(--ds-danger); }
.input-validation-error { color: var(--ds-danger); }
.lg-input:has(.input-validation-error) { border-color: var(--ds-danger); }


.lg-check { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; font-size: 14px; font-weight: 500; color: var(--ds-muted); user-select: none; }
.lg-check input { position: absolute; opacity: 0; pointer-events: none; }

.lg-check__box {
    width: 20px;
    height: 20px;
    display: grid;
    place-items: center;
    border: 1.5px solid var(--ds-line-strong);
    border-radius: 6px;
    background: var(--ds-surface);
    color: transparent;
    font-size: 14px;
    transition: background .15s ease, border-color .15s ease;
}

.lg-check input:checked + .lg-check__box { background: var(--ds-primary); border-color: var(--ds-primary); color: #fff; }
.lg-check input:focus-visible + .lg-check__box { box-shadow: 0 0 0 4px rgba(10, 37, 89, .12); }

.lg-submit {
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 6px;
    border: 0;
    border-radius: 12px;
    background: var(--ds-btn-primary-bg, var(--ds-primary));
    color: #fff;
    font-family: inherit;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: background .15s ease;
}

.lg-submit:hover { background: var(--ds-btn-primary-hover, var(--ds-primary-hover)); }
.lg-submit i { font-size: 20px; transition: transform .15s ease; }
.lg-submit:hover i { transform: translateX(-4px); }
.lg-submit.is-busy { pointer-events: none; opacity: .85; }
.lg-submit.is-busy i { animation: lg-spin .8s linear infinite; }
.lg-submit.is-busy i::before { content: "\f110"; }

@keyframes lg-spin { to { transform: rotate(-360deg); } }

.lg-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    padding-top: 18px;
    border-top: 1px solid var(--ds-line);
    font-size: 13px;
    color: var(--ds-muted);
}

.lg-show {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 56px 48px;
    background: var(--ds-bg);
    border-inline-start: 1px solid var(--ds-line);
}

.lg-show__inner { width: 100%; max-width: 480px; display: flex; flex-direction: column; gap: 14px; text-align: center; }

.lg-show h2 { margin: 0; font-size: 24px; font-weight: 800; line-height: 1.6; color: var(--ds-ink); }
.lg-show p { margin: 0; font-size: 14px; line-height: 1.9; color: var(--ds-muted); }

.lg-art { display: block; width: 100%; max-width: 240px; height: auto; margin: 0 auto 18px; }

.lg-art__paper { fill: var(--ds-surface); stroke: var(--ds-line-strong); stroke-width: 1.5; }
.lg-art__barcode { fill: var(--ds-ink); }
.lg-art__rule { stroke: var(--ds-line-strong); stroke-width: 1.5; stroke-dasharray: 4 5; stroke-linecap: round; }
.lg-art__name { fill: var(--ds-line-strong); }
.lg-art__price { fill: var(--ds-faint); }
.lg-art__total { fill: var(--ds-ink); }
.lg-art__amount { fill: var(--ds-accent); }
.lg-art__scan { fill: var(--ds-accent); animation: lg-scan 1.6s ease-in-out infinite alternate; }

.lg-art__row,
.lg-art__done { opacity: 0; animation: 7s ease-in-out infinite both; }

.lg-art__row--1 { animation-name: lg-row-1; }
.lg-art__row--2 { animation-name: lg-row-2; }
.lg-art__row--3 { animation-name: lg-row-3; }
.lg-art__row--total { animation-name: lg-row-total; }

.lg-art__done { transform-box: fill-box; transform-origin: center; animation-name: lg-done; }
.lg-art__done circle { fill: var(--ds-success); }
.lg-art__done path { fill: none; stroke: #fff; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }

@keyframes lg-scan { from { transform: translateX(0); } to { transform: translateX(102px); } }

@keyframes lg-row-1 { 0%, 6% { opacity: 0; transform: translateY(6px); } 12%, 90% { opacity: 1; transform: none; } 96%, 100% { opacity: 0; transform: none; } }
@keyframes lg-row-2 { 0%, 18% { opacity: 0; transform: translateY(6px); } 24%, 90% { opacity: 1; transform: none; } 96%, 100% { opacity: 0; transform: none; } }
@keyframes lg-row-3 { 0%, 30% { opacity: 0; transform: translateY(6px); } 36%, 90% { opacity: 1; transform: none; } 96%, 100% { opacity: 0; transform: none; } }
@keyframes lg-row-total { 0%, 44% { opacity: 0; transform: translateY(6px); } 50%, 90% { opacity: 1; transform: none; } 96%, 100% { opacity: 0; transform: none; } }
@keyframes lg-done { 0%, 56% { opacity: 0; transform: scale(.5); } 61% { opacity: 1; transform: scale(1.15); } 65%, 90% { opacity: 1; transform: scale(1); } 96%, 100% { opacity: 0; transform: scale(1); } }

@media (prefers-reduced-motion: reduce) {
    .lg-art__scan { animation: none; }
    .lg-art__row,
    .lg-art__done { opacity: 1; animation: none; }
}

@media (max-width: 1100px) {
    .lg-shell { grid-template-columns: 1fr 1fr; }
    .lg-show { padding: 40px 32px; }
    .lg-show h2 { font-size: 21px; }
}

@media (max-width: 860px) {
    .lg-shell { grid-template-columns: 1fr; }
    .lg-show { display: none; }
    .lg-form-side { padding: 32px 20px; align-items: flex-start; }
    .lg-head h1 { font-size: 22px; }
}

.lg-foot .rayasoft-brand { margin: 0; padding: 0; border: 0; }
.lg-form-wrap { min-width: 0; }

@media (max-width: 860px) {
    .lg-shell { grid-template-columns: minmax(0, 1fr); }
    .lg-foot { flex-direction: column; align-items: flex-start; }
}