/* ============================================================
 * assets/css/index.css — 前台页面公共样式
 * ============================================================
 * 系统名称 : 白遇光 · 授权代表服务自助办理系统
 * 开发者 : 白遇光
 * 创建时间 : 2026-04-03
 * 更新时间 : 2026-06-11  国际商务白风格改版，全面升级配色与动效
 * 说    明 : 承载前台向导、动画、步骤状态、模态层、Hero 区等自定义样式。
 *            Bootstrap 5 基础类由 CDN 提供，本文件仅补充框架未覆盖的部分。
 * ============================================================ */

/* ── CSS 变量 ──────────────────────────────────────────────── */
:root {
    /* 主色：深海军蓝 */
    --brand-primary: #1B2B5E;
    --brand-primary-rgb: 27, 43, 94;
    /* 辅助：中蓝（交互态） */
    --brand-mid: #2C4A9E;
    --brand-mid-rgb: 44, 74, 158;
    /* 金色点缀 */
    --brand-gold: #C9A84C;
    --brand-gold-light: #F0D98A;
    --brand-gold-rgb: 201, 168, 76;
    /* 背景层次 */
    --bg-page: #F5F7FC;
    --bg-card: #FFFFFF;
    --bg-section: #EEF1F9;
    /* 中性色 */
    --neutral-100: #F5F7FA;
    --neutral-200: #E4E7ED;
    --neutral-300: #C0C6CF;
    --neutral-400: #909399;
    --neutral-500: #606266;
    --neutral-600: #303133;
    /* 旧兼容别名 */
    --brand-secondary: #0D1F4A;
}

/* ── body 背景 ─────────────────────────────────────────────── */
body {
    background-color: var(--bg-page) !important;
    color: var(--neutral-600);
}

/* ── 通用工具 ──────────────────────────────────────────────── */
.content-auto {
    content-visibility: auto;
}

/* ── 动画 ──────────────────────────────────────────────────── */
.animate-fade-in {
    animation: fadeIn 0.5s ease-in-out both;
}

.animate-slide-up {
    animation: slideUp 0.35s cubic-bezier(0.22, 0.61, 0.36, 1) both;
}

.animate-scale-in {
    animation: scaleIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0);    }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.94); }
    to   { opacity: 1; transform: scale(1);    }
}

@keyframes shimmer {
    0%   { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* ── 顶部导航栏 ────────────────────────────────────────────── */
header.sticky-top {
    border-bottom: 1px solid var(--neutral-200);
    backdrop-filter: blur(12px);
    background: rgba(255, 255, 255, 0.97) !important;
    transition: box-shadow 0.25s;
}

header.sticky-top.scrolled {
    box-shadow: 0 2px 20px rgba(var(--brand-primary-rgb), 0.10) !important;
}

/* ── 顶部品牌图标 ──────────────────────────────────────────── */
.brand-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-mid) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(var(--brand-primary-rgb), 0.25);
    flex-shrink: 0;
    transition: transform 0.2s, box-shadow 0.2s;
}

.brand-icon:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(var(--brand-primary-rgb), 0.30);
}

.brand-icon i {
    font-size: 1rem;
    color: #fff;
}

/* 品牌文字 */
#siteBrandText {
    color: var(--brand-primary) !important;
    letter-spacing: 0.01em;
}

/* ── Hero 区 ───────────────────────────────────────────────── */
.hero-section {
    position: relative;
    overflow: hidden;
    background: #ffffff;
    /* 细腻网格背景 */
    background-image:
        linear-gradient(rgba(27, 43, 94, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(27, 43, 94, 0.04) 1px, transparent 1px);
    background-size: 48px 48px;
    border-bottom: 1px solid var(--neutral-200);
}

/* Hero 左上角大光晕 */
.hero-section::before {
    content: '';
    position: absolute;
    top: -120px;
    left: -80px;
    width: 480px;
    height: 480px;
    background: radial-gradient(circle, rgba(var(--brand-primary-rgb), 0.06) 0%, transparent 70%);
    pointer-events: none;
}

/* Hero 右下角金色光晕 */
.hero-section::after {
    content: '';
    position: absolute;
    bottom: -80px;
    right: -40px;
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, rgba(var(--brand-gold-rgb), 0.10) 0%, transparent 70%);
    pointer-events: none;
}

.hero-title {
    font-size: clamp(1.6rem, 3.5vw, 2.6rem);
    line-height: 1.28;
    color: var(--brand-primary);
    position: relative;
}

/* Hero 标题金色下划线装饰 */
.hero-title-underline {
    display: inline-block;
    position: relative;
}
.hero-title-underline::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--brand-gold) 0%, var(--brand-gold-light) 100%);
    border-radius: 2px;
}

.hero-subtitle {
    color: var(--neutral-500);
    line-height: 1.8;
}

/* 信任徽标行 */
.hero-trust-badges {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.82rem;
    color: var(--neutral-500);
    font-weight: 500;
}

.trust-badge i {
    color: var(--brand-gold);
    font-size: 0.85rem;
}

/* ── 主色按钮 ─────────────────────────────────────────────── */
.btn-primary {
    --bs-btn-bg: var(--brand-primary);
    --bs-btn-border-color: var(--brand-primary);
    --bs-btn-hover-bg: var(--brand-mid);
    --bs-btn-hover-border-color: var(--brand-mid);
    --bs-btn-active-bg: #1a246e;
    --bs-btn-active-border-color: #1a246e;
    --bs-btn-color: #fff;
    --bs-btn-hover-color: #fff;
    box-shadow: 0 4px 12px rgba(var(--brand-primary-rgb), 0.22);
    font-weight: 600;
    letter-spacing: 0.01em;
    transition: background-color 0.2s, box-shadow 0.2s, transform 0.15s;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(var(--brand-primary-rgb), 0.30);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(var(--brand-primary-rgb), 0.20);
}

/* 金色轮廓按钮 */
.btn-outline-gold {
    color: var(--brand-gold);
    border-color: var(--brand-gold);
    background: transparent;
    font-weight: 600;
    transition: background-color 0.2s, color 0.2s, box-shadow 0.2s, transform 0.15s;
}

.btn-outline-gold:hover {
    background: var(--brand-gold);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(var(--brand-gold-rgb), 0.30);
}

/* 轮廓主色按钮 */
.btn-outline-primary {
    --bs-btn-color: var(--brand-primary);
    --bs-btn-border-color: var(--brand-primary);
    --bs-btn-hover-bg: var(--brand-primary);
    --bs-btn-hover-border-color: var(--brand-primary);
    --bs-btn-hover-color: #fff;
    font-weight: 500;
    transition: background-color 0.2s, color 0.2s, box-shadow 0.2s, transform 0.15s;
}

.btn-outline-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(var(--brand-primary-rgb), 0.18);
}

/* ── 协议生成器卡片外壳 ────────────────────────────────────── */
#generatorSection > .card,
#submissionsSection > .card {
    border: none !important;
    border-radius: 20px !important;
    box-shadow:
        0 2px 4px rgba(var(--brand-primary-rgb), 0.04),
        0 8px 32px rgba(var(--brand-primary-rgb), 0.08);
    overflow: hidden;
    transition: box-shadow 0.3s;
}

/* 卡片顶部 Header */
.card-header.bg-primary {
    background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-mid) 100%) !important;
    border-bottom: 2px solid rgba(var(--brand-gold-rgb), 0.35) !important;
    padding: 18px 24px !important;
    position: relative;
    overflow: hidden;
}

/* 卡片 Header 金色光斑 */
.card-header.bg-primary::after {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

/* ── 步骤指示器 ────────────────────────────────────────────── */
.step-circle {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 2px solid;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
    transition: background-color 0.3s, color 0.3s, border-color 0.3s, box-shadow 0.3s, transform 0.3s;
    position: relative;
    z-index: 1;
}

.step-active {
    background-color: var(--brand-primary);
    color: #fff;
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 4px rgba(var(--brand-primary-rgb), 0.15);
    transform: scale(1.08);
}

.step-inactive {
    background-color: #fff;
    color: var(--neutral-400);
    border-color: var(--neutral-200);
}

.step-completed {
    background-color: var(--brand-gold);
    color: #fff;
    border-color: var(--brand-gold);
    box-shadow: 0 0 0 4px rgba(var(--brand-gold-rgb), 0.15);
}

/* 步骤连接线 */
.step-connector {
    flex: 1;
    height: 2px;
    background: var(--neutral-200);
    margin: 0 8px;
    margin-top: 18px;
    border-radius: 999px;
    transition: background-color 0.4s;
}

.step-connector.step-connector-active {
    background: linear-gradient(90deg, var(--brand-gold) 0%, var(--brand-primary) 100%);
}

.step-line {
    position: absolute;
    top: 50%;
    left: calc(100% + 12px);
    transform: translateY(-50%);
    width: clamp(72px, 12vw, 180px);
    height: 2px;
    border-radius: 999px;
}

/* 步骤区背景 */
.px-4.py-3.bg-light.border-bottom {
    background: #fafbfd !important;
    border-bottom: 1px solid var(--neutral-200) !important;
}

/* ── 服务功能图标 ──────────────────────────────────────────── */
.service-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(var(--brand-primary-rgb), 0.08) 0%, rgba(var(--brand-primary-rgb), 0.04) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--brand-primary);
    flex-shrink: 0;
    transition: background-color 0.25s, transform 0.25s;
}

/* ── 服务卡片 ──────────────────────────────────────────────── */
.service-card {
    border: 1px solid var(--neutral-200) !important;
    border-radius: 18px !important;
    padding: 28px 20px !important;
    transition: box-shadow 0.25s, transform 0.25s, border-color 0.25s;
    background: #fff;
    position: relative;
    overflow: hidden;
}

/* 卡片顶部金色装饰条 */
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 24px;
    right: 24px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--brand-gold), transparent);
    opacity: 0;
    transition: opacity 0.25s;
}

.service-card:hover {
    box-shadow: 0 12px 36px rgba(var(--brand-primary-rgb), 0.12) !important;
    transform: translateY(-4px);
    border-color: rgba(var(--brand-primary-rgb), 0.20) !important;
}

.service-card:hover::before {
    opacity: 1;
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-mid) 100%);
    color: #fff !important;
    transform: scale(1.08);
}

/* ── 实体类型选择卡片 ─────────────────────────────────────── */
.entity-type-card {
    cursor: pointer;
    transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s;
    background: #fff;
}

.entity-type-card:hover {
    border-color: rgba(var(--brand-primary-rgb), 0.40) !important;
    box-shadow: 0 4px 16px rgba(var(--brand-primary-rgb), 0.08);
}

.entity-type-card input[type="radio"] {
    accent-color: var(--brand-primary);
}

.entity-type-card:has(input[type="radio"]:checked) {
    border-color: var(--brand-primary) !important;
    background: rgba(var(--brand-primary-rgb), 0.03);
    box-shadow: 0 0 0 3px rgba(var(--brand-primary-rgb), 0.08);
}

/* ── 授权码验证结果区域 ────────────────────────────────────── */
#authResult {
    border: 1px solid rgba(var(--brand-primary-rgb), 0.20) !important;
    background: linear-gradient(135deg, #F0F4FF 0%, #F8F9FC 100%) !important;
    border-radius: 14px !important;
}

/* ── 步骤3 信息预览区域 ────────────────────────────────────── */
#step3 .border.rounded-3.p-4.mb-4.bg-light {
    border: 1px solid var(--neutral-200) !important;
    background: linear-gradient(135deg, #F8F9FC 0%, #FFFFFF 100%) !important;
    border-radius: 14px !important;
}

/* ── 表单聚焦态 ────────────────────────────────────────────── */
.form-control:focus,
.form-select:focus {
    border-color: var(--brand-mid);
    box-shadow: 0 0 0 3px rgba(var(--brand-primary-rgb), 0.12);
    outline: none;
}

.form-control, .form-select {
    border-radius: 8px;
    border-color: var(--neutral-200);
    transition: border-color 0.2s, box-shadow 0.2s;
}

/* ── 提交记录搜索框 ────────────────────────────────────────── */
.input-group .input-group-text {
    background: #fff;
    border-color: var(--neutral-200);
    border-radius: 8px 0 0 8px;
}

.input-group .form-control.border-start-0 {
    border-radius: 0 8px 8px 0;
}

/* ── 表格样式 ──────────────────────────────────────────────── */
.table {
    --bs-table-hover-bg: rgba(var(--brand-primary-rgb), 0.03);
}

.table thead th {
    color: var(--neutral-400);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    white-space: nowrap !important;
    writing-mode: horizontal-tb !important;
    text-orientation: mixed !important;
    border-bottom: 2px solid var(--neutral-200);
    padding: 12px 16px;
    background: #FAFBFD;
}

.table tbody td {
    white-space: nowrap !important;
    writing-mode: horizontal-tb !important;
    text-orientation: mixed !important;
    padding: 12px 16px;
    font-size: 0.875rem;
    vertical-align: middle;
}

/* ── 提交记录操作按钮 ──────────────────────────────────────── */
.submission-actions {
    flex-wrap: nowrap !important;
    white-space: nowrap;
}

/* ── 自定义模态遮罩层 ──────────────────────────────────────── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(10, 18, 48, 0.50);
    backdrop-filter: blur(4px);
    z-index: 1055;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.modal-box {
    background: #fff;
    border-radius: 20px;
    width: 100%;
    max-height: calc(100vh - 48px);
    overflow-y: auto;
    box-shadow:
        0 4px 6px rgba(0, 0, 0, 0.04),
        0 24px 64px rgba(var(--brand-primary-rgb), 0.18);
}

.modal-box-auth {
    max-width: 520px;
}

.modal-box-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px 16px;
    border-bottom: 1px solid var(--neutral-200);
}

.modal-box-header h3,
.modal-box-header .modal-title {
    font-size: 16px;
    font-weight: 700;
    margin: 0;
    color: var(--brand-primary);
}

.modal-box-body {
    padding: 20px 24px;
}

.modal-box-footer {
    padding: 16px 24px 20px;
    border-top: 1px solid var(--neutral-200);
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

/* ── 办理记录卡片 ─────────────────────────────────────────── */
.record-card {
    border: 1px solid var(--neutral-200);
    border-radius: 14px;
    padding: 16px 20px;
    background: #fff;
    transition: box-shadow 0.2s, transform 0.2s;
}

.record-card:hover {
    box-shadow: 0 6px 20px rgba(var(--brand-primary-rgb), 0.10);
    transform: translateY(-2px);
}

/* ── Toast 通知 ───────────────────────────────────────────── */
.toast-icon {
    width: 36px;
    height: 36px;
    font-size: 14px;
}

.toast-progress {
    height: 3px;
    border-radius: 0 0 8px 8px;
    background: linear-gradient(90deg, var(--brand-primary) 0%, var(--brand-gold) 100%);
    transition: width linear;
}

#toastNotification {
    border-radius: 16px !important;
    box-shadow: 0 8px 32px rgba(var(--brand-primary-rgb), 0.14) !important;
    border: 1px solid var(--neutral-200);
}

/* ── 分页按钮 ─────────────────────────────────────────────── */
#prevPage, #nextPage, #reusePrevPage, #reuseNextPage {
    border-radius: 8px;
    border-color: var(--neutral-200);
    color: var(--neutral-500);
    font-size: 0.82rem;
    transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}

#prevPage:not(:disabled):hover,
#nextPage:not(:disabled):hover,
#reusePrevPage:not(:disabled):hover,
#reuseNextPage:not(:disabled):hover {
    background: var(--brand-primary);
    color: #fff;
    border-color: var(--brand-primary);
}

/* ── 页脚 ──────────────────────────────────────────────────── */
footer {
    background: var(--brand-primary) !important;
    color: rgba(255, 255, 255, 0.65) !important;
    padding: 28px 0 !important;
}

footer p {
    color: rgba(255, 255, 255, 0.65) !important;
    font-size: 0.82rem;
    letter-spacing: 0.02em;
}

/* ── 我的提交记录按钮 ──────────────────────────────────────── */
#mySubmissionsBtn {
    border-radius: 50px;
    padding: 10px 32px !important;
    font-weight: 600;
    letter-spacing: 0.01em;
}

/* ── 资料复用 / 智能粘贴 按钮 ─────────────────────────────── */
.btn-outline-success {
    --bs-btn-color: #1a7c4b;
    --bs-btn-border-color: #1a7c4b;
    --bs-btn-hover-bg: #1a7c4b;
    --bs-btn-hover-border-color: #1a7c4b;
    --bs-btn-hover-color: #fff;
    font-weight: 500;
}

/* ── cursor-pointer ────────────────────────────────────────── */
.cursor-pointer {
    cursor: pointer;
}

/* ── 响应式：小屏折叠步骤文字 ─────────────────────────────── */
@media (max-width: 480px) {
    .step-label {
        display: none;
    }

    .hero-section {
        padding: 28px 0 !important;
    }
}

/* ── 滚动条美化（Webkit） ──────────────────────────────────── */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--neutral-300);
    border-radius: 999px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--neutral-400);
}