/* ============================================
   PhoneDR 維修報價單 — Front-end Styles
   Matched to PhoneDR site design
   ============================================ */

:root {
    --mrf-primary: #1d1d1f;
    --mrf-primary-light: #424245;
    --mrf-accent: #0071e3;
    --mrf-accent-hover: #0077ed;
    --mrf-bg: #f5f5f7;
    --mrf-card: #ffffff;
    --mrf-border: #d2d2d7;
    --mrf-text: #1d1d1f;
    --mrf-text-light: #86868b;
    --mrf-success: #34c759;
    --mrf-error: #ff3b30;
    --mrf-warm: #ff9500;
    --mrf-radius: 16px;
    --mrf-radius-sm: 12px;
    --mrf-radius-btn: 980px;
    --mrf-shadow: 0 2px 12px rgba(0,0,0,0.06);
    --mrf-shadow-lg: 0 4px 24px rgba(0,0,0,0.08);
    --mrf-transition: 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
    --mrf-font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Noto Sans TC", "Helvetica Neue", Arial, sans-serif;
}

/* ---- Reset scoped to plugin ---- */
.mrf-wrap *,
.mrf-wrap *::before,
.mrf-wrap *::after {
    box-sizing: border-box;
}

.mrf-wrap {
    font-family: var(--mrf-font);
    color: var(--mrf-text);
    max-width: 860px;
    margin: 0 auto;
    padding: 24px;
    background: var(--mrf-card);
    border-radius: var(--mrf-radius);
    box-shadow: var(--mrf-shadow-lg);
}

/* ---- Notice (denied access) ---- */
.mrf-notice {
    text-align: center;
    padding: 40px 20px;
    background: var(--mrf-card);
    border-radius: var(--mrf-radius);
    box-shadow: var(--mrf-shadow);
}
.mrf-notice--denied p {
    font-size: 16px;
    margin-bottom: 16px;
}

/* ============================================
   Tabs — Apple Segmented Control Style
   ============================================ */
.mrf-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 32px;
    padding: 4px;
    background: var(--mrf-bg);
    border-radius: var(--mrf-radius-sm);
    border: none;
}

.mrf-tab {
    flex: 1;
    padding: 10px 24px;
    background: none;
    border: none;
    border-radius: 10px;
    font-family: var(--mrf-font);
    font-size: 14px;
    font-weight: 600;
    color: var(--mrf-text-light);
    cursor: pointer;
    position: relative;
    transition: all var(--mrf-transition);
    letter-spacing: -0.01em;
}

.mrf-tab.is-active {
    color: var(--mrf-text);
    background: var(--mrf-card);
    box-shadow: 0 1px 4px rgba(0,0,0,0.08), 0 0.5px 1px rgba(0,0,0,0.04);
}

.mrf-tab:hover:not(.is-active) {
    color: var(--mrf-text);
}

.mrf-tab-panel {
    display: none;
}

.mrf-tab-panel.is-active {
    display: block;
    animation: mrfFadeIn 0.3s ease;
}

/* ============================================
   Pickup Search
   ============================================ */
.mrf-pickup-search {
    margin-bottom: 24px;
}

.mrf-pickup-search__bar {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    padding: 6px;
    background: var(--mrf-card);
    border: 1px solid var(--mrf-border);
    border-radius: var(--mrf-radius);
    box-shadow: var(--mrf-shadow);
}

.mrf-pickup-search__bar .mrf-input {
    flex: 1;
    border: none;
    background: transparent;
    box-shadow: none !important;
}

.mrf-pickup-search__bar .mrf-btn {
    white-space: nowrap;
    padding: 10px 24px;
}

.mrf-pickup-results {
    min-height: 40px;
}

.mrf-loading {
    text-align: center;
    color: var(--mrf-text-light);
    padding: 24px;
}

.mrf-no-results {
    text-align: center;
    color: var(--mrf-text-light);
    padding: 24px;
    background: var(--mrf-bg);
    border-radius: var(--mrf-radius-sm);
}

/* ============================================
   Order Cards (search results)
   ============================================ */
.mrf-order-card {
    background: var(--mrf-card);
    border: 1px solid var(--mrf-border);
    border-radius: var(--mrf-radius-sm);
    padding: 16px 20px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all var(--mrf-transition);
}

.mrf-order-card:hover {
    background: var(--mrf-bg);
    border-color: var(--mrf-accent);
    box-shadow: var(--mrf-shadow);
    transform: translateY(-1px);
}

.mrf-order-card.is-selected {
    border-color: var(--mrf-accent);
    background: #f0f7ff;
    box-shadow: 0 0 0 3px rgba(0,113,227,0.12);
}

.mrf-order-card__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.mrf-order-card__header strong {
    font-size: 15px;
    color: var(--mrf-primary);
}

.mrf-order-card__date {
    font-size: 13px;
    color: var(--mrf-text-light);
}

.mrf-order-card__body {
    display: flex;
    gap: 16px;
    font-size: 14px;
    color: var(--mrf-text-light);
}

.mrf-order-card__issues {
    margin-top: 6px;
    font-size: 13px;
    color: var(--mrf-accent);
    font-weight: 500;
}

/* ============================================
   Pickup Detail / Read-only Summary
   ============================================ */
.mrf-pickup-detail {
    animation: mrfFadeIn 0.3s ease;
    padding-top: 8px;
}

.mrf-pickup-summary {
    margin-bottom: 28px;
    padding: 20px;
    background: var(--mrf-bg);
    border-radius: var(--mrf-radius);
}

.mrf-readonly-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    background: var(--mrf-card);
    border-radius: var(--mrf-radius-sm);
    border: 1px solid var(--mrf-border);
    overflow: hidden;
}

.mrf-readonly-field {
    display: flex;
    gap: 8px;
    padding: 10px 14px;
    border-bottom: 1px solid var(--mrf-bg);
}

.mrf-readonly-field:nth-child(odd) {
    background: var(--mrf-bg);
}

.mrf-readonly-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--mrf-text-light);
    min-width: 80px;
    flex-shrink: 0;
}

.mrf-readonly-value {
    font-size: 14px;
    color: var(--mrf-text);
}

/* ============================================
   Test Grid — Single Column Variant
   ============================================ */
.mrf-test-grid--single .mrf-test-grid__header--single,
.mrf-test-grid--single .mrf-test-grid__row--single {
    grid-template-columns: 1fr 80px;
}

/* ============================================
   Progress Bar
   ============================================ */
.mrf-progress {
    margin-bottom: 32px;
}

.mrf-progress__track {
    height: 3px;
    background: var(--mrf-bg);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 16px;
}

.mrf-progress__fill {
    height: 100%;
    background: var(--mrf-accent);
    border-radius: 3px;
    transition: width var(--mrf-transition);
}

.mrf-progress__steps {
    display: flex;
    justify-content: space-between;
}

.mrf-progress__step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    opacity: 0.35;
    transition: opacity var(--mrf-transition);
}

.mrf-progress__step.is-active,
.mrf-progress__step.is-done {
    opacity: 1;
}

.mrf-progress__dot {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--mrf-border);
    color: var(--mrf-text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 13px;
    transition: all var(--mrf-transition);
}

.mrf-progress__step.is-active .mrf-progress__dot {
    background: var(--mrf-accent);
    color: #fff;
    box-shadow: 0 0 0 4px rgba(0,113,227,0.15);
}

.mrf-progress__step.is-done .mrf-progress__dot {
    background: var(--mrf-success);
    color: #fff;
}

.mrf-progress__label {
    font-size: 12px;
    color: var(--mrf-text-light);
    white-space: nowrap;
    letter-spacing: 0.3px;
}

.mrf-progress__step.is-active .mrf-progress__label {
    color: var(--mrf-accent);
    font-weight: 600;
}

/* ============================================
   Steps / Fieldsets
   ============================================ */
.mrf-step {
    display: none;
    border: none;
    padding: 0;
    margin: 0;
    animation: mrfFadeIn 0.35s ease;
}

.mrf-step.is-active {
    display: block;
}

@keyframes mrfFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.mrf-step__title {
    font-size: 22px;
    font-weight: 700;
    color: var(--mrf-primary);
    margin-bottom: 24px;
    padding-bottom: 0;
    border-bottom: none;
    letter-spacing: -0.02em;
}

/* ============================================
   Grid Layout
   ============================================ */
.mrf-grid {
    display: grid;
    gap: 16px;
    margin-bottom: 16px;
}

.mrf-grid--2 { grid-template-columns: 1fr 1fr; }
.mrf-grid--3 { grid-template-columns: 1fr 1fr 1fr; }

@media (max-width: 640px) {
    .mrf-grid--2,
    .mrf-grid--3 {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Form Fields
   ============================================ */
.mrf-field {
    margin-bottom: 4px;
}

.mrf-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--mrf-text);
    margin-bottom: 6px;
    letter-spacing: 0.3px;
}

.mrf-req {
    color: var(--mrf-error);
}

.mrf-input,
.mrf-textarea {
    width: 100%;
    padding: 11px 16px;
    font-size: 15px;
    font-family: var(--mrf-font);
    border: 1px solid var(--mrf-border);
    border-radius: var(--mrf-radius-sm);
    background: var(--mrf-bg);
    color: var(--mrf-text);
    transition: all var(--mrf-transition);
    outline: none;
    -webkit-appearance: none;
}

.mrf-input:focus,
.mrf-textarea:focus {
    border-color: var(--mrf-accent);
    background: var(--mrf-card);
    box-shadow: 0 0 0 4px rgba(0,113,227,0.12);
}

.mrf-input.is-invalid {
    border-color: var(--mrf-error);
    box-shadow: 0 0 0 4px rgba(255,59,48,0.1);
}

.mrf-textarea {
    resize: vertical;
    min-height: 60px;
}

/* Input group (prefix $) */
.mrf-input-group {
    display: flex;
    align-items: stretch;
}

.mrf-input-group__prefix {
    display: flex;
    align-items: center;
    padding: 0 14px;
    background: var(--mrf-border);
    border: 1px solid var(--mrf-border);
    border-right: none;
    border-radius: var(--mrf-radius-sm) 0 0 var(--mrf-radius-sm);
    font-weight: 600;
    color: var(--mrf-text-light);
    font-size: 15px;
}

.mrf-input--has-prefix {
    border-radius: 0 var(--mrf-radius-sm) var(--mrf-radius-sm) 0;
}

/* ============================================
   Checkbox Chips (fault issues)
   ============================================ */
.mrf-checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.mrf-chip {
    cursor: pointer;
}

.mrf-chip input[type="checkbox"] {
    display: none;
}

.mrf-chip__label {
    display: inline-block;
    padding: 8px 18px;
    border: 1.5px solid var(--mrf-border);
    border-radius: var(--mrf-radius-btn);
    font-size: 14px;
    background: var(--mrf-card);
    transition: all var(--mrf-transition);
    user-select: none;
    letter-spacing: -0.01em;
}

.mrf-chip input:checked + .mrf-chip__label {
    background: var(--mrf-accent);
    border-color: var(--mrf-accent);
    color: #fff;
}

.mrf-chip__label:hover {
    border-color: var(--mrf-accent);
    background: rgba(0,113,227,0.04);
}

/* ============================================
   Test Grid (Step 3)
   ============================================ */
.mrf-test-grid {
    background: var(--mrf-card);
    border: 1px solid var(--mrf-border);
    border-radius: var(--mrf-radius);
    overflow: hidden;
    margin-bottom: 16px;
}

.mrf-test-grid__header {
    display: grid;
    grid-template-columns: 1fr 80px 80px;
    background: var(--mrf-bg);
    color: var(--mrf-text);
    font-weight: 600;
    font-size: 13px;
    letter-spacing: -0.01em;
}

.mrf-test-grid__row {
    display: grid;
    grid-template-columns: 1fr 80px 80px;
    border-bottom: 1px solid var(--mrf-bg);
    transition: background var(--mrf-transition);
}

.mrf-test-grid__row:last-child {
    border-bottom: none;
}

.mrf-test-grid__row:hover {
    background: var(--mrf-bg);
}

.mrf-test-grid__col {
    padding: 10px 14px;
    display: flex;
    align-items: center;
}

.mrf-test-grid__col--check {
    justify-content: center;
}

.mrf-test-grid__col--label {
    font-size: 13px;
    font-weight: 500;
}

/* Toggle switch — iOS style */
.mrf-toggle {
    position: relative;
    display: inline-block;
    width: 46px;
    height: 28px;
    cursor: pointer;
}

.mrf-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.mrf-toggle__slider {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: #e5e5ea;
    border-radius: 28px;
    transition: var(--mrf-transition);
}

.mrf-toggle__slider::before {
    content: "";
    position: absolute;
    left: 2px;
    bottom: 2px;
    width: 24px;
    height: 24px;
    background: #fff;
    border-radius: 50%;
    box-shadow: 0 1px 3px rgba(0,0,0,0.15), 0 0.5px 1px rgba(0,0,0,0.06);
    transition: var(--mrf-transition);
}

.mrf-toggle input:checked + .mrf-toggle__slider {
    background: var(--mrf-success);
}

.mrf-toggle input:checked + .mrf-toggle__slider::before {
    transform: translateX(18px);
}

.mrf-test-actions {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
}

/* ============================================
   Contract (Step 4)
   ============================================ */
.mrf-contract {
    background: var(--mrf-bg);
    border: 1px solid var(--mrf-border);
    border-radius: var(--mrf-radius);
    padding: 20px 24px;
    margin-bottom: 24px;
    max-height: 300px;
    overflow-y: auto;
}

.mrf-contract__heading {
    font-size: 15px;
    font-weight: 700;
    margin: 0 0 12px;
    color: var(--mrf-primary);
    letter-spacing: 0.3px;
}

.mrf-contract__list {
    padding-left: 20px;
    margin: 0;
    font-size: 13px;
    line-height: 1.8;
    color: #555;
}

.mrf-contract__list li {
    margin-bottom: 8px;
}

/* ============================================
   Section Label (sub-heading in step 4)
   ============================================ */
.mrf-section-label {
    font-size: 17px;
    font-weight: 700;
    color: var(--mrf-primary);
    margin: 28px 0 14px;
    padding-bottom: 0;
    border-bottom: none;
    letter-spacing: -0.02em;
}

/* ============================================
   Signature Pad
   ============================================ */
.mrf-signature {
    position: relative;
    border: 2px dashed var(--mrf-border);
    border-radius: var(--mrf-radius-sm);
    background: #fff;
    overflow: hidden;
}

.mrf-signature__canvas {
    display: block;
    width: 100%;
    height: 150px;
    cursor: crosshair;
}

.mrf-signature__clear {
    position: absolute;
    top: 8px;
    right: 8px;
    background: rgba(0,0,0,0.6);
    color: #fff;
    border: none;
    padding: 4px 12px;
    border-radius: var(--mrf-radius-btn);
    font-size: 12px;
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--mrf-transition);
}

.mrf-signature:hover .mrf-signature__clear {
    opacity: 1;
}

.mrf-signature.has-signature {
    border-color: var(--mrf-success);
    border-style: solid;
    box-shadow: 0 0 0 4px rgba(52,199,89,0.1);
}

.mrf-signature.is-invalid-sig {
    border-color: var(--mrf-error);
    border-style: solid;
    box-shadow: 0 0 0 4px rgba(255,59,48,0.1);
}

/* ============================================
   Buttons
   ============================================ */
.mrf-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border: none;
    border-radius: var(--mrf-radius-btn);
    font-size: 15px;
    font-weight: 500;
    font-family: var(--mrf-font);
    cursor: pointer;
    transition: all var(--mrf-transition);
    text-decoration: none;
    letter-spacing: -0.01em;
}

.mrf-btn--next,
.mrf-btn--submit {
    background: var(--mrf-accent);
    color: #fff;
}

.mrf-btn--next:hover,
.mrf-btn--submit:hover {
    background: var(--mrf-accent-hover);
    transform: scale(1.02);
}

.mrf-btn--prev {
    background: var(--mrf-bg);
    color: var(--mrf-text);
    border: none;
}

.mrf-btn--prev:hover {
    background: var(--mrf-border);
}

.mrf-btn--sm {
    padding: 8px 18px;
    font-size: 13px;
}

.mrf-btn--outline {
    background: var(--mrf-bg);
    color: var(--mrf-text);
    border: none;
}

.mrf-btn--outline:hover {
    background: var(--mrf-border);
}

.mrf-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

.mrf-btn__arrow {
    font-size: 16px;
}

.mrf-btn__spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: mrfSpin 0.6s linear infinite;
}

@keyframes mrfSpin {
    to { transform: rotate(360deg); }
}

.mrf-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 36px;
    padding-top: 0;
    border-top: none;
}

/* ============================================
   Messages
   ============================================ */
.mrf-message {
    text-align: center;
    padding: 20px 24px;
    font-size: 15px;
    font-weight: 600;
    margin-top: 24px;
    border-radius: var(--mrf-radius-sm);
    letter-spacing: -0.01em;
}

.mrf-message--success {
    background: rgba(52,199,89,0.1);
    color: #1a7a2e;
    border: none;
}

.mrf-message--error {
    background: rgba(255,59,48,0.1);
    color: #c41e16;
    border: none;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 640px) {
    .mrf-progress__label {
        display: none;
    }

    .mrf-progress__steps {
        justify-content: space-around;
    }

    .mrf-test-grid__header,
    .mrf-test-grid__row {
        grid-template-columns: 1fr 60px 60px;
    }

    .mrf-test-grid__col {
        padding: 8px 10px;
        font-size: 13px;
    }

    .mrf-signature__canvas {
        height: 120px;
    }

    .mrf-step__title {
        font-size: 16px;
    }

    .mrf-btn {
        padding: 10px 20px;
        font-size: 13px;
    }

    .mrf-contract {
        max-height: 200px;
        padding: 14px 16px;
    }

    .mrf-tabs {
        gap: 0;
    }

    .mrf-tab {
        padding: 12px 16px;
        font-size: 13px;
    }

    .mrf-readonly-grid {
        grid-template-columns: 1fr;
    }

    .mrf-order-card__body {
        flex-direction: column;
        gap: 4px;
    }

    .mrf-test-grid--single .mrf-test-grid__header--single,
    .mrf-test-grid--single .mrf-test-grid__row--single {
        grid-template-columns: 1fr 60px;
    }
}