/* =============================================================
   LinaPrima Transfer Slip Upload — Page Styles
   ============================================================= */

:root {
    --lp-orange:   #ffc600;
    --lp-orange-d: #f0bb00;
    --lp-dark:     #111827;
    --lp-gray:     #6b7280;
    --lp-border:   #e5e7eb;
    --lp-radius:   12px;
    --lp-green:    #10b981;
    --lp-red:      #ef4444;
}

/* ── Reset / Base ──────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body.lpsu-page {
    background: #f3f4f6;
    font-family: "Prompt", "Anuphan", -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--lp-dark);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ── Wrapper ───────────────────────────────────────────────── */
.lpsu-wrap {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ── Header ────────────────────────────────────────────────── */
.lpsu-header {
    background: var(--lp-dark);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
}

.lpsu-logo-link {
    text-decoration: none;
    display: flex;
    align-items: center;
}

.lpsu-logo-link img {
    height: 40px;
    width: auto;
}

.lpsu-site-name {
    color: var(--lp-orange);
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

/* ── Main ──────────────────────────────────────────────────── */
.lpsu-main {
    flex: 1;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 2.5rem 1rem 3rem;
}

/* ── Card ──────────────────────────────────────────────────── */
.lpsu-card {
    background: #fff;
    border-radius: var(--lp-radius);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.09);
    width: 100%;
    max-width: 520px;
    overflow: hidden;
}

/* Card header (orange gradient band) */
.lpsu-card-header {
    background: linear-gradient(135deg, var(--lp-orange) 0%, var(--lp-orange-d) 100%);
    padding: 1.4rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.lpsu-card-icon {
    font-size: 2.2rem;
    line-height: 1;
    flex-shrink: 0;
}

.lpsu-card-title {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--lp-dark);
    line-height: 1.15;
}

.lpsu-card-subtitle {
    font-size: 0.8rem;
    color: rgba(0, 0, 0, 0.5);
    margin-top: 2px;
}

/* ── Step pills ────────────────────────────────────────────── */
.lpsu-steps-bar {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0.8rem 1.5rem;
    background: #fffbeb;
    border-bottom: 1px solid #fde68a;
    flex-wrap: wrap;
}

.lpsu-step {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px 3px 4px;
    border-radius: 20px;
    background: rgba(0, 0, 0, 0.06);
    color: rgba(0, 0, 0, 0.38);
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
    transition: background 0.25s, color 0.25s;
}

.lpsu-step-num {
    width: 19px;
    height: 19px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.1);
    color: rgba(0, 0, 0, 0.38);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.68rem;
    font-weight: 800;
    flex-shrink: 0;
    transition: background 0.25s, color 0.25s;
}

.lpsu-step.lpsu-step-active {
    background: var(--lp-dark);
    color: var(--lp-orange);
}

.lpsu-step.lpsu-step-active .lpsu-step-num {
    background: var(--lp-orange);
    color: var(--lp-dark);
}

.lpsu-step.lpsu-step-done {
    background: #d1fae5;
    color: #065f46;
}

.lpsu-step.lpsu-step-done .lpsu-step-num {
    background: var(--lp-green);
    color: #fff;
}

.lpsu-step-arrow {
    color: rgba(0, 0, 0, 0.25);
    font-size: 1rem;
    flex-shrink: 0;
}

/* ── Card body ─────────────────────────────────────────────── */
.lpsu-card-body {
    padding: 1.75rem 1.5rem 2rem;
}

/* ── Form field groups ─────────────────────────────────────── */
.lpsu-field-group {
    margin-bottom: 1.4rem;
    transition: opacity 0.25s;
}

.lpsu-field-group.lpsu-locked {
    opacity: 0.35;
    pointer-events: none;
    user-select: none;
}

@keyframes lpsu-unlock {
    from { opacity: 0.35; transform: translateY(4px); }
    to   { opacity: 1;    transform: translateY(0);   }
}

.lpsu-field-group.lpsu-unlocking {
    animation: lpsu-unlock 0.3s ease-out forwards;
}

.lpsu-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    color: #374151;
    margin-bottom: 0.5rem;
}

.lpsu-label-icon {
    font-size: 1rem;
    flex-shrink: 0;
}

.lpsu-helper-text {
    color: var(--lp-gray);
    font-size: 0.8rem;
    line-height: 1.55;
    margin: -0.2rem 0 0.55rem;
}

.lpsu-required {
    color: var(--lp-red);
    font-weight: 700;
}

/* ── Search input row ──────────────────────────────────────── */
.lpsu-input-row {
    display: flex;
    gap: 0.5rem;
}

.lpsu-input {
    flex: 1;
    height: 44px;
    padding: 0 0.9rem;
    border: 1.5px solid var(--lp-border);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    color: var(--lp-dark);
    transition: border-color 0.2s, box-shadow 0.2s;
    min-width: 0;
}

.lpsu-input:focus {
    outline: none;
    border-color: var(--lp-orange);
    box-shadow: 0 0 0 3px rgba(255, 198, 0, 0.2);
}

.lpsu-input.lpsu-input-valid {
    border-color: var(--lp-green);
}

.lpsu-input.lpsu-input-error {
    border-color: var(--lp-red);
}

/* ── Search results ───────────────────────────────────────── */
.lpsu-search-results {
    margin-top: 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.lpsu-results-title {
    font-size: 0.82rem;
    color: #374151;
    font-weight: 600;
    line-height: 1.5;
}

.lpsu-result-card {
    border: 1px solid var(--lp-border);
    border-radius: 8px;
    background: #fff;
    padding: 0.85rem;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.75rem;
    align-items: center;
}

.lpsu-result-card.lpsu-result-selected {
    border-color: var(--lp-green);
    background: #f0fdf4;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.12);
}

.lpsu-result-main {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.lpsu-result-main strong {
    color: var(--lp-dark);
    font-size: 0.92rem;
}

.lpsu-result-main > span {
    color: #374151;
    font-size: 0.84rem;
}

.lpsu-result-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
}

.lpsu-result-meta span {
    background: #f3f4f6;
    color: #4b5563;
    border-radius: 999px;
    padding: 0.15rem 0.5rem;
    font-size: 0.72rem;
    line-height: 1.35;
}

.lpsu-btn-confirm {
    background: var(--lp-orange);
    color: var(--lp-dark);
    height: 40px;
    padding: 0 0.9rem;
    font-size: 0.82rem;
}

.lpsu-btn-confirm:hover {
    background: var(--lp-orange-d);
}

.lpsu-result-selected .lpsu-btn-confirm {
    background: var(--lp-green);
    color: #fff;
}

/* ── Order preview card ────────────────────────────────────── */
.lpsu-order-preview {
    margin-top: 0.75rem;
    background: #f9fafb;
    border: 1px solid var(--lp-border);
    border-left: 3px solid var(--lp-orange);
    border-radius: 8px;
    padding: 0.8rem 1rem;
    font-size: 0.85rem;
    line-height: 1.7;
}

.lpsu-order-preview strong {
    font-weight: 700;
    color: var(--lp-dark);
}

.lpsu-order-preview .lpsu-preview-row {
    display: flex;
    gap: 0.5rem;
}

.lpsu-order-preview .lpsu-preview-label {
    color: var(--lp-gray);
    flex-shrink: 0;
    min-width: 90px;
}

/* ── Drop zone ─────────────────────────────────────────────── */
.lpsu-dropzone {
    position: relative;
    border: 2px dashed var(--lp-border);
    border-radius: 10px;
    background: #fafafa;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
    min-height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.lpsu-dropzone:hover,
.lpsu-dropzone.lpsu-dz-over {
    border-color: var(--lp-orange);
    background: #fffbeb;
}

.lpsu-dropzone.lpsu-dz-has-file {
    border-color: var(--lp-green);
    background: #f0fdf4;
    border-style: solid;
}

.lpsu-file-input {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.lpsu-dropzone-idle {
    pointer-events: none;
    padding: 2rem 1rem;
}

.lpsu-dz-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.lpsu-dz-primary {
    font-size: 0.9rem;
    font-weight: 600;
    color: #374151;
    margin-bottom: 4px;
}

.lpsu-dz-secondary {
    font-size: 0.78rem;
    color: var(--lp-gray);
}

/* Preview state */
.lpsu-dropzone-preview {
    position: relative;
    width: 100%;
    pointer-events: none;
}

.lpsu-dropzone-preview img {
    display: block;
    max-width: 100%;
    max-height: 240px;
    margin: 0 auto;
    border-radius: 6px;
    object-fit: contain;
}

.lpsu-file-name {
    font-size: 0.78rem;
    color: var(--lp-gray);
    padding: 0.4rem 0.5rem 0.5rem;
    word-break: break-all;
}

.lpsu-remove-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    z-index: 3;
    pointer-events: all;
    background: rgba(0, 0, 0, 0.55);
    color: #fff;
    border: none;
    border-radius: 50%;
    width: 26px;
    height: 26px;
    font-size: 0.75rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    transition: background 0.15s;
}

.lpsu-remove-btn:hover {
    background: rgba(0, 0, 0, 0.8);
}

/* ── Field error ───────────────────────────────────────────── */
.lpsu-field-error {
    font-size: 0.8rem;
    color: var(--lp-red);
    margin-top: 5px;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ── Error / success banners ───────────────────────────────── */
.lpsu-banner {
    padding: 0.8rem 1rem;
    border-radius: 8px;
    font-size: 0.88rem;
    margin-bottom: 1rem;
}

.lpsu-banner-error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
}

.lpsu-banner-success {
    background: #ecfdf5;
    border: 1px solid #a7f3d0;
    color: #065f46;
}

/* ── Buttons ───────────────────────────────────────────────── */
.lpsu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    height: 44px;
    padding: 0 1.25rem;
    border-radius: 8px;
    border: none;
    font-size: 0.95rem;
    font-family: inherit;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s, opacity 0.2s, transform 0.1s;
    text-decoration: none;
    white-space: nowrap;
}

.lpsu-btn:active { transform: scale(0.98); }

.lpsu-btn-primary {
    background: var(--lp-orange);
    color: var(--lp-dark);
    width: 100%;
    height: 50px;
    font-size: 1rem;
    margin-top: 0.5rem;
}

.lpsu-btn-primary:hover:not(:disabled) {
    background: var(--lp-orange-d);
}

.lpsu-btn-primary:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.lpsu-btn-secondary {
    background: var(--lp-dark);
    color: #fff;
    flex-shrink: 0;
    height: 44px;
}

.lpsu-btn-secondary:hover {
    background: #1f2937;
}

.lpsu-btn-secondary.lpsu-loading {
    opacity: 0.6;
    pointer-events: none;
}

.lpsu-btn-outline {
    background: transparent;
    color: var(--lp-dark);
    border: 2px solid var(--lp-dark);
    margin-top: 1rem;
}

.lpsu-btn-outline:hover {
    background: var(--lp-dark);
    color: #fff;
}

/* ── Footnote ──────────────────────────────────────────────── */
.lpsu-footnote {
    font-size: 0.75rem;
    color: var(--lp-gray);
    text-align: center;
    margin-top: 0.75rem;
}

/* ── Success state ─────────────────────────────────────────── */
.lpsu-success {
    text-align: center;
    padding: 1rem 0;
}

.lpsu-success-icon {
    font-size: 4rem;
    margin-bottom: 0.75rem;
}

.lpsu-success-title {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--lp-dark);
    margin-bottom: 0.5rem;
}

.lpsu-success-msg {
    font-size: 0.9rem;
    color: var(--lp-gray);
    line-height: 1.7;
}

.lpsu-success-order {
    display: inline-block;
    margin-top: 1rem;
    background: #fffbeb;
    border: 1px solid var(--lp-orange);
    border-radius: 8px;
    padding: 0.6rem 1.2rem;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--lp-dark);
}

/* ── Footer ────────────────────────────────────────────────── */
.lpsu-footer {
    background: var(--lp-dark);
    color: rgba(255, 255, 255, 0.4);
    text-align: center;
    padding: 1rem;
    font-size: 0.78rem;
}

/* ── Responsive ────────────────────────────────────────────── */

/* Tablet — moderate tightening */
@media (max-width: 600px) {
    .lpsu-main {
        padding: 1.25rem 0.75rem 1.75rem;
    }

    .lpsu-card-header {
        padding: 1rem 1.25rem;
        gap: 0.75rem;
    }

    .lpsu-card-icon {
        font-size: 1.8rem;
    }

    .lpsu-card-title {
        font-size: 1.15rem;
    }

    .lpsu-card-body {
        padding: 1.1rem 1.1rem 1.4rem;
    }

    .lpsu-steps-bar {
        padding: 0.6rem 1.1rem;
        gap: 3px;
    }

    .lpsu-field-group {
        margin-bottom: 1.1rem;
    }

    .lpsu-dropzone-idle {
        padding: 1.4rem 0.75rem;
    }

    .lpsu-dz-icon {
        font-size: 2rem;
        margin-bottom: 0.3rem;
    }

    .lpsu-btn-primary {
        height: 46px;
    }
}

/* Mobile — full-bleed card, aggressive compaction */
@media (max-width: 420px) {
    .lpsu-header {
        padding: 0.75rem 1rem;
    }

    .lpsu-logo-link img {
        height: 32px;
    }

    .lpsu-main {
        padding: 0;               /* card fills the entire width */
        align-items: flex-start;
    }

    .lpsu-card {
        border-radius: 0;         /* edge-to-edge on small screens */
        box-shadow: none;
        min-height: calc(100dvh - 52px); /* fill below the header */
    }

    .lpsu-card-header {
        padding: 0.85rem 1rem;
        gap: 0.6rem;
    }

    .lpsu-card-icon {
        font-size: 1.55rem;
    }

    .lpsu-card-title {
        font-size: 1.05rem;
    }

    .lpsu-card-subtitle {
        font-size: 0.72rem;
    }

    .lpsu-steps-bar {
        padding: 0.5rem 1rem;
        gap: 3px;
    }

    .lpsu-step {
        font-size: 0.7rem;
        padding: 2px 8px 2px 3px;
        gap: 4px;
    }

    .lpsu-step-num {
        width: 17px;
        height: 17px;
        font-size: 0.62rem;
    }

    .lpsu-card-body {
        padding: 1rem 1rem 1.25rem;
    }

    .lpsu-field-group {
        margin-bottom: 1rem;
    }

    .lpsu-label {
        font-size: 0.85rem;
        margin-bottom: 0.4rem;
    }

    .lpsu-helper-text {
        font-size: 0.76rem;
    }

    .lpsu-input {
        height: 42px;
        font-size: 0.95rem;
    }

    .lpsu-result-card {
        grid-template-columns: 1fr;
    }

    .lpsu-btn-confirm {
        width: 100%;
    }

    .lpsu-order-preview {
        padding: 0.65rem 0.85rem;
        font-size: 0.8rem;
    }

    .lpsu-order-preview .lpsu-preview-label {
        min-width: 78px;
    }

    .lpsu-dropzone {
        min-height: 120px;
    }

    .lpsu-dropzone-idle {
        padding: 1.1rem 0.75rem;
    }

    .lpsu-dz-icon {
        font-size: 1.75rem;
        margin-bottom: 0.25rem;
    }

    .lpsu-dz-primary {
        font-size: 0.82rem;
    }

    .lpsu-dz-secondary {
        font-size: 0.72rem;
    }

    .lpsu-btn-primary {
        height: 44px;
        font-size: 0.95rem;
    }

    .lpsu-btn-secondary {
        height: 42px;
        padding: 0 0.9rem;
        font-size: 0.85rem;
    }

    .lpsu-footnote {
        font-size: 0.7rem;
        margin-top: 0.6rem;
    }

    .lpsu-success-icon {
        font-size: 3rem;
    }

    .lpsu-success-title {
        font-size: 1.2rem;
    }
}