/* ──────────────────────────────────────────────────────────────────────────
   Print Price Calculator — Frontend (matches reference layout)
   ────────────────────────────────────────────────────────────────────────── */

.ppc-calculator-wrap {
    --ppc-accent:  #c81e1e;
    --ppc-blue:    #1a56db;
    --ppc-border:  #d7dbe0;
    --ppc-text:    #1f2937;
    --ppc-muted:   #6b7280;
    --ppc-surface: #ffffff;
    --ppc-radius:  8px;

    max-width: 420px;
    background: var(--ppc-surface);
    border: 1px solid var(--ppc-border);
    border-radius: 12px;
    padding: 22px 22px 24px;
    box-shadow: 0 4px 18px rgba(16,24,40,.08);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    color: var(--ppc-text);
    box-sizing: border-box;
}
.ppc-calculator-wrap * { box-sizing: border-box; }

/* Title bar */
.ppc-title {
    text-align: center;
    font-size: 22px;
    font-weight: 800;
    letter-spacing: .5px;
    margin: 0 0 18px;
    color: var(--ppc-accent);
    text-transform: uppercase;
}

/* Field group */
.ppc-field-group { margin-bottom: 14px; }

.ppc-label {
    display: block;
    font-size: 14px;
    font-weight: 700;
    color: var(--ppc-blue);
    margin-bottom: 6px;
}

/* Select */
.ppc-select {
    display: block;
    width: 100%;
    padding: 10px 38px 10px 12px;
    font-size: 15px;
    color: var(--ppc-text);
    background: #fff
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24'%3E%3Cpath fill='%23475569' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E")
        no-repeat right 12px center;
    background-size: 18px;
    border: 1px solid var(--ppc-border);
    border-radius: var(--ppc-radius);
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    outline: none;
    transition: border-color .15s ease, box-shadow .15s ease;
    line-height: 1.3;
}
.ppc-select:focus {
    border-color: var(--ppc-blue);
    box-shadow: 0 0 0 3px rgba(26,86,219,.15);
}
.ppc-select:hover { border-color: #9aa3af; }

/* Custom size toggle */
.ppc-custom-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 8px;
    font-size: 13px;
    font-weight: 700;
    color: var(--ppc-blue);
    cursor: pointer;
}
.ppc-custom-label .ppc-yes { color: var(--ppc-accent); }
.ppc-custom-size { margin-top: 8px; display: flex; align-items: center; gap: 8px; }
.ppc-custom-size input {
    width: 90px; padding: 8px 10px; font-size: 14px;
    border: 1px solid var(--ppc-border); border-radius: var(--ppc-radius);
}

/* Note box */
.ppc-note {
    background: #fde9d9;
    border: 1px solid #f6cfae;
    border-radius: var(--ppc-radius);
    padding: 12px 14px;
    font-size: 13px;
    line-height: 1.45;
    color: #7c3a12;
    margin: 4px 0 14px;
}

/* Price box */
.ppc-price-box { margin: 18px 0 12px; }
.ppc-price-label {
    font-size: 15px;
    font-weight: 800;
    color: var(--ppc-text);
    margin-bottom: 2px;
}
.ppc-price-amount {
    font-size: 34px;
    font-weight: 800;
    color: var(--ppc-blue);
    line-height: 1.1;
    transition: opacity .15s ease, transform .15s ease;
}
.ppc-price-amount.ppc-updating { opacity: .4; transform: scale(.98); }
.ppc-price-loading {
    margin-top: 6px;
    font-size: 13px;
    color: var(--ppc-blue);
    display: flex; align-items: center; gap: 8px;
}
.ppc-spinner {
    width: 15px; height: 15px;
    border: 2px solid #bfdbfe; border-top-color: var(--ppc-blue);
    border-radius: 50%;
    display: inline-block;
    animation: ppc-spin .7s linear infinite;
}
@keyframes ppc-spin { to { transform: rotate(360deg); } }

/* Button */
.ppc-actions { margin-top: 14px; }
.ppc-btn-cart {
    display: block; width: 100%;
    padding: 14px 20px;
    font-size: 16px; font-weight: 700; color: #fff;
    background: var(--ppc-accent);
    border: none; border-radius: var(--ppc-radius);
    cursor: pointer;
    transition: filter .15s ease, transform .1s ease;
}
.ppc-btn-cart:hover { filter: brightness(.92); }
.ppc-btn-cart:active { transform: translateY(1px); }
.ppc-btn-cart:disabled { background: #9ca3af; cursor: not-allowed; }

.ppc-added-msg {
    display: none;
    margin-top: 10px; padding: 10px 14px;
    border-radius: var(--ppc-radius);
    font-size: 13px; font-weight: 600; text-align: center;
}
.ppc-added-msg.ppc-ok  { background: #d1fae5; border: 1px solid #6ee7b7; color: #047857; }
.ppc-added-msg.ppc-bad { background: #fee2e2; border: 1px solid #fca5a5; color: #b91c1c; }
.ppc-added-msg a { color: inherit; font-weight: 800; text-decoration: underline; }

/* Loading skeletons */
.ppc-skeleton {
    height: 58px; margin-bottom: 14px;
    border-radius: var(--ppc-radius);
    background: linear-gradient(90deg, #f1f3f5 25%, #e9ecef 37%, #f1f3f5 63%);
    background-size: 400% 100%;
    animation: ppc-shimmer 1.2s ease infinite;
}
@keyframes ppc-shimmer { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }

.ppc-dynamic-fields { animation: ppc-fade .25s ease; }
@keyframes ppc-fade { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: none; } }

.ppc-err { color: #b91c1c; font-size: 14px; }

@media (max-width: 480px) {
    .ppc-calculator-wrap { padding: 16px 14px; max-width: 100%; }
    .ppc-title { font-size: 19px; }
    .ppc-price-amount { font-size: 28px; }
}