/* ================================================================
   订单申请页面 - PC端双栏布局
   左栏：表单步骤（~65%）  右栏：订单摘要 sticky（~35%）
   ================================================================ */

/* ---------- 顶部导航 ---------- */
.oi-header {
    background: #fff;
    border-bottom: 1px solid #e2e8f0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.oi-header-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
    height: 56px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.oi-back-link {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--color-gray-500);
    text-decoration: none;
    font-size: 13px;
    transition: color .2s;
    flex-shrink: 0;
}

.oi-back-link:hover {
    color: var(--color-primary);
}

.oi-header-sep {
    width: 1px;
    height: 20px;
    background: #e2e8f0;
}

.oi-header-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-gray-900);
    margin: 0;
}

.oi-header-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 16px;
    flex-shrink: 0;
}

.oi-user {
    font-size: 13px;
    color: var(--color-gray-500);
}

.oi-user-link {
    font-size: 13px;
    color: var(--color-primary);
    text-decoration: none;
}

.oi-user-link:hover {
    text-decoration: underline;
}

/* ---------- 主体 ---------- */
.oi-main {
    min-height: calc(100vh - 56px);
    background: #f5f7fa;
    padding: 24px 0 60px;
}

.oi-layout {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    gap: 24px;
    align-items: flex-start;
}

/* ---------- 左栏 ---------- */
.oi-left {
    flex: 1;
    min-width: 0;
}

/* ---------- 右栏 ---------- */
.oi-right {
    width: 340px;
    flex-shrink: 0;
    position: sticky;
    top: 0;
    height: 100vh;
    display: flex;
    align-items: center;
}

.oi-sidebar {
    width: 100%;
}

.oi-sidebar-card {
    background: #fff;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.oi-sidebar-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--color-gray-800);
    margin: 0 0 16px;
}

.oi-sidebar-stat {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    font-size: 13px;
}

.oi-sidebar-stat-label {
    color: var(--color-gray-500);
}

.oi-sidebar-stat-value {
    color: var(--color-gray-800);
    font-weight: 600;
}

.oi-sidebar-stat-value.oi-price {
    color: #ef4444;
}

.oi-sidebar-divider {
    height: 1px;
    background: #f1f5f9;
    margin: 10px 0;
}

.oi-sidebar-total {
    padding-top: 10px;
    font-size: 14px;
    font-weight: 700;
}

.oi-sidebar-total span:first-child {
    color: var(--color-gray-700);
}

.oi-total-price {
    font-size: 22px;
    font-weight: 800;
    color: #ef4444;
}

.oi-sidebar-pkg-list {
    margin-top: 12px;
    max-height: 200px;
    overflow-y: auto;
    border-top: 1px solid #f1f5f9;
    padding-top: 8px;
}

.oi-sidebar-pkg-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    font-size: 12px;
    color: var(--color-gray-500);
    border-bottom: 1px dashed #f1f5f9;
}

.oi-sidebar-pkg-item:last-child {
    border-bottom: none;
}

.oi-sidebar-pkg-no {
    font-family: monospace;
    color: var(--color-gray-600);
}

.oi-sidebar-pkg-wt {
    color: var(--color-gray-400);
}

/* ---------- 通用卡片 ---------- */
.oi-card {
    background: #fff;
    border-radius: 12px;
    margin-bottom: 16px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
    overflow: hidden;
}

.oi-card-head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px 24px;
    border-bottom: 1px solid #f1f5f9;
}

.oi-card-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
}

.oi-icon-location { background: #eff6ff; color: #2563EB; }
.oi-icon-route    { background: #f0fdf4; color: #059669; }
.oi-icon-declare  { background: #fefce8; color: #ca8a04; }
.oi-icon-vas      { background: #faf5ff; color: #7C3AED; }
.oi-icon-remark   { background: #fff7ed; color: #ea580c; }

.oi-card-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-gray-800);
    margin: 0;
}

.oi-btn-ghost {
    margin-left: auto;
    padding: 5px 14px;
    font-size: 12px;
    font-weight: 500;
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
    border-radius: 6px;
    cursor: pointer;
    transition: all .2s;
}

.oi-btn-ghost:hover {
    background: var(--color-primary);
    color: #fff;
}

.oi-card-body {
    padding: 20px 24px;
}

/* ---------- 搜索框 ---------- */
.oi-search-box {
    position: relative;
    margin-bottom: 16px;
}

.oi-search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-gray-400);
    pointer-events: none;
}

.oi-search-input {
    width: 100%;
    height: 38px;
    padding: 0 12px 0 36px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    font-size: 13px;
    outline: none;
    background: #f8fafc;
    transition: all .2s;
}

.oi-search-input:focus {
    border-color: var(--color-primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(37,99,235,0.08);
}

/* ---------- 地址网格（PC端2列） ---------- */
.oi-address-grid {
    max-height: 360px;
    overflow-y: auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.oi-address-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 14px;
    border: 1.5px solid #e2e8f0;
    border-radius: 10px;
    cursor: pointer;
    transition: all .2s;
}

.oi-address-item:hover {
    border-color: #93c5fd;
    background: #f8faff;
}

.oi-address-item.selected {
    border-color: var(--color-primary);
    background: #eff6ff;
    box-shadow: 0 0 0 3px rgba(37,99,235,0.06);
}

.oi-address-radio {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 2px solid #cbd5e1;
    flex-shrink: 0;
    margin-top: 1px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .2s;
}

.oi-address-item.selected .oi-address-radio {
    border-color: var(--color-primary);
    background: var(--color-primary);
}

.oi-address-item.selected .oi-address-radio::after {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #fff;
}

.oi-address-info {
    flex: 1;
    min-width: 0;
}

.oi-address-detail {
    font-size: 13px;
    color: var(--color-gray-800);
    line-height: 1.5;
    margin-bottom: 3px;
    word-break: break-all;
}

.oi-address-contact {
    font-size: 12px;
    color: var(--color-gray-400);
}

.oi-address-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px 20px;
    color: var(--color-gray-400);
    font-size: 14px;
}

/* ---------- 已选地址 ---------- */
.oi-address-chosen {
    padding: 16px 20px;
    background: #eff6ff;
    border-radius: 10px;
    border: 1px solid #bfdbfe;
    position: relative;
}

.oi-address-chosen::before {
    content: '✓';
    position: absolute;
    top: 12px;
    right: 16px;
    width: 22px;
    height: 22px;
    background: var(--color-primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
}

.oi-address-chosen-detail {
    font-size: 14px;
    color: var(--color-gray-800);
    line-height: 1.6;
    margin-bottom: 4px;
    padding-right: 30px;
}

.oi-address-chosen-contact {
    font-size: 13px;
    color: var(--color-primary);
    font-weight: 500;
}

/* ---------- 空状态 ---------- */
.oi-empty-tip {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 40px 20px;
    color: var(--color-gray-400);
    font-size: 14px;
}

.oi-empty-tip svg {
    opacity: .35;
}

/* ---------- 线路标签 ---------- */
.oi-line-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.oi-line-tab {
    padding: 6px 16px;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    background: #fff;
    color: var(--color-gray-600);
    font-size: 13px;
    cursor: pointer;
    transition: all .2s;
}

.oi-line-tab:hover {
    border-color: #93c5fd;
    color: var(--color-primary);
}

.oi-line-tab.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* ---------- 线路卡片 ---------- */
.oi-line-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.oi-line-card {
    display: flex;
    align-items: center;
    padding: 16px 20px;
    border: 1.5px solid #e2e8f0;
    border-radius: 10px;
    cursor: pointer;
    transition: all .2s;
    position: relative;
    overflow: hidden;
    gap: 20px;
}

.oi-line-card:hover {
    border-color: #93c5fd;
    background: #fafcff;
}

.oi-line-card.selected {
    border-color: var(--color-primary);
    background: #eff6ff;
    box-shadow: 0 0 0 3px rgba(37,99,235,0.06);
}

.oi-line-card.selected::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    border-style: solid;
    border-width: 0 28px 28px 0;
    border-color: transparent var(--color-primary) transparent transparent;
}

.oi-line-card.selected::before {
    content: '✓';
    position: absolute;
    top: 3px;
    right: 3px;
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    z-index: 1;
}

.oi-line-card.disabled {
    opacity: .4;
    cursor: not-allowed;
}

.oi-line-card.disabled:hover {
    background: transparent;
    border-color: #e2e8f0;
}

.oi-line-body {
    flex: 1;
    min-width: 0;
}

.oi-line-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--color-gray-800);
    margin-bottom: 4px;
}

.oi-line-meta {
    font-size: 12px;
    color: var(--color-gray-400);
}

.oi-line-warning {
    font-size: 12px;
    color: #ef4444;
    margin-top: 4px;
}

.oi-line-price-area {
    text-align: right;
    flex-shrink: 0;
}

.oi-line-price {
    font-size: 20px;
    font-weight: 800;
    color: #ef4444;
}

.oi-line-price small {
    font-size: 13px;
    font-weight: 600;
}

.oi-line-price-label {
    font-size: 11px;
    color: var(--color-gray-400);
    margin-top: 2px;
}

/* ---------- 表单 ---------- */
.oi-form-row {
    margin-bottom: 16px;
}

.oi-form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-gray-600);
    margin-bottom: 6px;
}

.oi-form-input-group {
    display: flex;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid #e2e8f0;
    transition: border-color .2s, box-shadow .2s;
}

.oi-form-input-group:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,0.08);
}

.oi-form-input {
    flex: 1;
    height: 40px;
    padding: 0 12px;
    border: none;
    font-size: 14px;
    outline: none;
    background: #f8fafc;
}

.oi-form-input:focus {
    background: #fff;
}

.oi-input-addon {
    padding: 0 16px;
    background: var(--color-primary);
    color: #fff;
    border: none;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    white-space: nowrap;
    transition: opacity .2s;
}

.oi-input-addon:hover {
    opacity: .9;
}

.oi-input-addon-text {
    background: #f1f5f9;
    color: var(--color-gray-600);
    cursor: default;
    font-weight: 500;
}

.oi-input-addon-text:hover {
    opacity: 1;
}

/* ---------- 提示条 ---------- */
.oi-alert {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13px;
    line-height: 1.5;
}

.oi-alert svg {
    flex-shrink: 0;
    margin-top: 2px;
}

.oi-alert-warn {
    background: #fffbeb;
    color: #b45309;
    border: 1px solid #fde68a;
}

/* ---------- 增值服务 ---------- */
.oi-vas-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 10px;
}

.oi-vas-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 20px;
    color: var(--color-gray-400);
    font-size: 13px;
}

.oi-vas-card {
    display: flex;
    flex-direction: column;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    cursor: pointer;
    transition: all .2s;
    position: relative;
    overflow: hidden;
}

.oi-vas-card:hover {
    border-color: #c4b5fd;
}

.oi-vas-card.checked {
    border-color: #7C3AED;
    background: #faf5ff;
}

.oi-vas-card.checked::after {
    content: '✓';
    position: absolute;
    top: 0;
    right: 0;
    width: 20px;
    height: 20px;
    background: #7C3AED;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 700;
    border-radius: 0 8px 0 8px;
}

.oi-vas-head {
    padding: 10px 12px 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.oi-vas-name {
    font-size: 13px;
    font-weight: 700;
    color: var(--color-gray-800);
}

.oi-vas-price-tag {
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 4px;
    background: #f3f4f6;
    color: var(--color-gray-500);
}

.oi-vas-card.checked .oi-vas-price-tag {
    background: #ede9fe;
    color: #7C3AED;
}

.oi-vas-desc {
    padding: 0 12px 10px;
    font-size: 12px;
    color: var(--color-gray-400);
}

.oi-vas-picc-input {
    margin: 0 12px 10px;
    width: calc(100% - 24px);
    height: 32px;
    padding: 0 8px;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    font-size: 13px;
    outline: none;
}

.oi-vas-picc-input:focus {
    border-color: #7C3AED;
}

/* ---------- 备注 ---------- */
.oi-textarea {
    width: 100%;
    min-height: 80px;
    padding: 10px 12px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    font-size: 14px;
    resize: vertical;
    outline: none;
    font-family: inherit;
    background: #f8fafc;
    transition: all .2s;
}

.oi-textarea:focus {
    border-color: var(--color-primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(37,99,235,0.08);
}

/* ---------- 提交按钮 ---------- */
.oi-btn-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    height: 48px;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: all .2s;
}

.oi-btn-primary:hover {
    background: var(--color-primary-dark);
}

.oi-btn-primary:disabled {
    background: var(--color-gray-300);
    cursor: not-allowed;
}

.oi-btn-submit {
    margin-top: 4px;
}

/* ---------- 弹窗 ---------- */
.oi-modal-mask {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.oi-modal {
    background: #fff;
    border-radius: 12px;
    width: 420px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}

.oi-modal-lg {
    width: 580px;
}

.oi-modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 20px;
    border-bottom: 1px solid #f1f5f9;
}

.oi-modal-head h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    color: var(--color-gray-900);
}

.oi-modal-close {
    width: 28px;
    height: 28px;
    border: none;
    background: #f1f5f9;
    border-radius: 6px;
    font-size: 16px;
    color: var(--color-gray-400);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .2s;
}

.oi-modal-close:hover {
    background: #e2e8f0;
    color: var(--color-gray-700);
}

.oi-modal-body {
    padding: 16px 20px;
    overflow-y: auto;
    flex: 1;
}

.oi-modal-foot {
    padding: 14px 20px;
    border-top: 1px solid #f1f5f9;
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.oi-modal-foot .oi-btn-primary {
    width: auto;
    padding: 0 28px;
    height: 38px;
    font-size: 14px;
}

.oi-modal-foot .oi-btn-ghost {
    padding: 0 28px;
    height: 38px;
    font-size: 14px;
    border-radius: 8px;
}

/* ---------- 货物类型标签 ---------- */
.oi-goods-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.oi-goods-tag {
    padding: 7px 16px;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all .2s;
    background: #fff;
    color: var(--color-gray-600);
}

.oi-goods-tag:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.oi-goods-tag.selected {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* ---------- 免责条款（富文本） ---------- */
.oi-clause-text {
    font-size: 14px;
    line-height: 1.8;
    color: var(--color-gray-600);
    max-height: 300px;
    overflow-y: auto;
    padding-right: 8px;
    word-break: break-all;
}

.oi-clause-text::-webkit-scrollbar {
    width: 4px;
}

.oi-clause-text::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 2px;
}

.oi-clause-text p {
    margin: 0 0 10px;
}

.oi-clause-text img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
    margin: 8px 0;
}

.oi-clause-text table {
    width: 100%;
    border-collapse: collapse;
    margin: 10px 0;
    font-size: 13px;
}

.oi-clause-text table th,
.oi-clause-text table td {
    border: 1px solid #e2e8f0;
    padding: 6px 10px;
    text-align: left;
}

.oi-clause-text table th {
    background: #f8fafc;
    font-weight: 600;
    color: var(--color-gray-700);
}

.oi-clause-text ul,
.oi-clause-text ol {
    padding-left: 20px;
    margin: 8px 0;
}

.oi-clause-text li {
    margin-bottom: 4px;
}

.oi-clause-text h1,
.oi-clause-text h2,
.oi-clause-text h3,
.oi-clause-text h4 {
    color: var(--color-gray-800);
    margin: 16px 0 8px;
    font-weight: 700;
}

.oi-clause-text h1 { font-size: 18px; }
.oi-clause-text h2 { font-size: 16px; }
.oi-clause-text h3 { font-size: 15px; }
.oi-clause-text h4 { font-size: 14px; }

.oi-clause-text a {
    color: var(--color-primary);
    text-decoration: underline;
}

.oi-clause-text strong,
.oi-clause-text b {
    font-weight: 700;
    color: var(--color-gray-800);
}

.oi-clause-text blockquote {
    margin: 10px 0;
    padding: 8px 16px;
    border-left: 3px solid var(--color-primary);
    background: #f8fafc;
    color: var(--color-gray-500);
    border-radius: 0 4px 4px 0;
}

/* ---------- 签名区域 ---------- */
.oi-sign-area {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid #f1f5f9;
}

.oi-sign-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: 8px;
}

.oi-sign-canvas-wrap {
    position: relative;
    border: 1.5px dashed #cbd5e1;
    border-radius: 8px;
    background: #fafbfc;
    overflow: hidden;
}

.oi-sign-canvas {
    display: block;
    width: 100%;
    height: 150px;
    cursor: crosshair;
}

.oi-sign-preview {
    display: block;
    width: 100%;
    height: 150px;
    object-fit: contain;
    background: #fafbfc;
}

.oi-sign-actions {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    justify-content: flex-end;
}

.oi-sign-clear-btn,
.oi-sign-redo-btn {
    padding: 4px 12px;
    font-size: 12px;
}

/* ---------- 页脚 ---------- */
.oi-footer {
    text-align: center;
    padding: 20px;
    font-size: 12px;
    color: var(--color-gray-400);
    background: #f5f7fa;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
    .oi-layout {
        flex-direction: column;
        padding: 0 16px;
    }

    .oi-right {
        width: 100%;
        position: static;
        height: auto;
        display: block;
    }

    .oi-sidebar {
        position: static;
    }

    .oi-address-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .oi-header-inner {
        padding: 0 16px;
    }

    .oi-card-body {
        padding: 16px;
    }

    .oi-line-card {
        flex-direction: column;
        align-items: flex-start;
    }

    .oi-line-price-area {
        align-self: flex-end;
        margin-top: 8px;
    }

    .oi-vas-list {
        grid-template-columns: 1fr;
    }

    .oi-modal,
    .oi-modal-lg {
        width: 94vw;
    }
}