/**
 * 防伪码验证系统 - 前端样式
 * 统一桌面端与移动端体验
 */

:root {
    --brand-primary: #1d4ed8;
    --brand-primary-soft: rgba(29, 78, 216, 0.12);
    --brand-secondary: #0f172a;
    --brand-accent: #22c55e;
    --brand-warning: #f59e0b;
    --brand-danger: #dc2626;
    --brand-surface: #ffffff;
    --brand-surface-muted: #f8fafc;
    --brand-border: rgba(15, 23, 42, 0.08);
    --brand-shadow: 0 28px 65px -32px rgba(15, 23, 42, 0.45);
    --brand-radius-lg: 24px;
    --brand-radius-md: 18px;
    --brand-radius-sm: 12px;
}

body {
    font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
    background: var(--brand-surface-muted);
    color: var(--brand-secondary);
    min-height: 100vh;
    line-height: 1.6;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.site-footer {
    background: var(--brand-surface);
    border-top: 1px solid rgba(15, 23, 42, 0.08);
}

.admin-footer {
    font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
}

a {
    color: inherit;
    text-decoration: none;
}

a:hover {
    color: var(--brand-primary);
}

/* ===========================================
   首页 - 验证入口
   =========================================== */
.hero-wrapper {
    position: relative;
    background: radial-gradient(circle at 10% 20%, rgba(59, 130, 246, 0.18), transparent 55%),
                radial-gradient(circle at 90% 10%, rgba(14, 165, 233, 0.18), transparent 52%),
                linear-gradient(135deg, #0f172a, #1d4ed8);
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 4rem 0;
    overflow: hidden;
}

.hero-wrapper::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.65) 0%, rgba(15, 23, 42, 0.2) 25%, rgba(15, 23, 42, 0.25) 100%);
    pointer-events: none;
}

.hero-wrapper .container {
    position: relative;
    z-index: 1;
}

.hero-intro .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 999px;
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #e2e8f0;
}

.hero-intro .hero-title {
    margin-top: 1.75rem;
    margin-bottom: 1.5rem;
    font-size: clamp(2.4rem, 3.6vw + 1.5rem, 3.6rem);
    font-weight: 700;
    color: #ffffff;
    line-height: 1.2;
}

.hero-intro .hero-desc {
    color: rgba(226, 232, 240, 0.88);
    font-size: 1.05rem;
    max-width: 560px;
}

.hero-metrics {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.hero-metrics .metric-card {
    min-width: 140px;
    padding: 1.25rem 1.5rem;
    border-radius: var(--brand-radius-md);
    border: 1px solid rgba(148, 163, 184, 0.2);
    background: rgba(255, 255, 255, 0.08);
    color: #e2e8f0;
    backdrop-filter: blur(8px);
}

.hero-metrics .metric-card h4 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 0.35rem;
    color: #ffffff;
}

.hero-metrics .metric-card span {
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: rgba(226, 232, 240, 0.75);
}

/* 验证卡片 */
.verification-card {
    background: var(--brand-surface);
    border-radius: var(--brand-radius-lg);
    padding: 2.75rem 2.5rem;
    box-shadow: var(--brand-shadow);
    border: 1px solid rgba(148, 163, 184, 0.15);
}

.verification-card .card-title {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.verification-card .title-icon {
    width: 54px;
    height: 54px;
    border-radius: 16px;
    background: var(--brand-primary-soft);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--brand-primary);
}

.verification-card .title-text h3 {
    margin: 0;
    font-weight: 700;
    color: var(--brand-secondary);
}

.verification-card .title-text small {
    color: #64748b;
}

.verification-card .form-label {
    font-weight: 600;
    color: var(--brand-secondary);
    margin-bottom: 0.75rem;
}

.verification-card .input-group-text {
    background: transparent;
    border: none;
    font-size: 1.1rem;
    color: var(--brand-primary);
    padding: 0.85rem 1.25rem;
}

.verification-card .form-control {
    border: none;
    font-size: 1.15rem;
    padding: 1rem 1.25rem;
    border-radius: 0;
    letter-spacing: 0.1em;
    font-weight: 600;
    padding-right: 3.25rem;
    font-variant-numeric: tabular-nums;
}

.verification-card .form-control.is-invalid,
.verification-card .form-control.is-invalid:focus {
    background-image: none;
    box-shadow: none;
}

.verification-card .form-control::placeholder {
    color: #cbd5f5;
}

.verification-card .form-control:focus {
    box-shadow: none;
}

.verification-card .input-group {
    border: 1px solid rgba(148, 163, 184, 0.35);
    border-radius: 18px;
    overflow: hidden;
    background: var(--brand-surface);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    position: relative;
}

.verification-card .input-group:focus-within {
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.08);
}

.verification-card .input-group.has-error {
    border-color: rgba(220, 38, 38, 0.85);
    box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.12);
}

.verification-card .form-control.is-invalid {
    box-shadow: none;
    background-image: none;
}

.clear-input-btn {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 50%;
    background: rgba(148, 163, 184, 0.15);
    color: #475569;
    font-size: 0.95rem;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: opacity 0.2s ease, background 0.2s ease;
    opacity: 0;
    pointer-events: none;
}

.clear-input-btn.show {
    opacity: 1;
    pointer-events: auto;
}

.clear-input-btn:hover {
    background: rgba(59, 130, 246, 0.2);
    color: var(--brand-primary);
}

.clear-input-link {
    border: none;
    background: transparent;
    color: var(--brand-primary);
    font-weight: 600;
    font-size: 0.85rem;
    padding: 0;
    cursor: pointer;
}

.clear-input-link:hover {
    text-decoration: underline;
}

.toggle-checkbox {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-switch {
    display: inline-block;
    width: 42px;
    height: 22px;
    background: rgba(148, 163, 184, 0.6);
    border-radius: 999px;
    position: relative;
    transition: background 0.2s ease;
}

.toggle-switch::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #fff;
    transition: transform 0.2s ease;
    box-shadow: 0 2px 4px rgba(15, 23, 42, 0.2);
}

input[type="checkbox"]:checked + .toggle-switch {
    background: var(--brand-primary);
}

input[type="checkbox"]:checked + .toggle-switch::after {
    transform: translateX(20px);
}

.verification-card .form-text {
    font-size: 0.85rem;
    color: #64748b;
}

.verification-card .btn-primary {
    padding: 0.95rem 1.2rem;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 14px;
    box-shadow: 0 12px 30px -12px rgba(37, 99, 235, 0.45);
}

.verification-card .btn-primary:disabled {
    box-shadow: none;
}

.invalid-feedback {
    display: block;
    margin-top: 0.5rem;
    text-align: center;
}

/* 验证结果浮层 */
.verification-result {
    margin-top: 2rem;
    border-radius: var(--brand-radius-md);
    border: 1px solid rgba(37, 99, 235, 0.14);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(59, 130, 246, 0.04));
    padding: 1.75rem;
    display: none;
}

.verification-result.active {
    display: block;
}

.verification-result .result-status {
    display: flex;
    gap: 1.1rem;
    align-items: center;
    margin-bottom: 1.5rem;
}

.verification-result .status-icon {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    background: var(--brand-surface);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: inset 0 0 0 1px rgba(37, 99, 235, 0.18);
}

.verification-result h5 {
    margin-bottom: 0.25rem;
    font-weight: 700;
    color: var(--brand-secondary);
}

.verification-result .status-subtitle {
    margin: 0;
    color: #64748b;
    font-size: 0.92rem;
}

.result-list {
    display: grid;
    gap: 1.2rem;
}

@media (min-width: 576px) {
    .result-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.result-list dt {
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #94a3b8;
    margin-bottom: 0.25rem;
}

.result-list dd {
    margin: 0;
    font-weight: 600;
    color: var(--brand-secondary);
    font-size: 1.05rem;
}

.result-warning {
    margin-top: 1.5rem;
    border-radius: 14px;
    border: 1px solid rgba(245, 158, 11, 0.3);
    background: rgba(254, 243, 199, 0.6);
    color: #b45309;
    font-size: 0.9rem;
    padding: 1rem 1.25rem;
}

.tips-card {
    display: flex;
    gap: 1rem;
    margin-top: 2.25rem;
    padding: 1.5rem 1.75rem;
    border-radius: var(--brand-radius-md);
    background: rgba(15, 23, 42, 0.04);
    border: 1px solid rgba(148, 163, 184, 0.15);
}

.tips-card .tips-icon {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    background: var(--brand-primary-soft);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--brand-primary);
}

/* ===========================================
   弹窗样式
   =========================================== */
.result-modal .modal-dialog {
    margin: 1.5rem auto;
}

.result-modal .modal-verify {
    max-width: 520px;
}

.result-modal .modal-content {
    border-radius: 22px;
    border: none;
    box-shadow: 0 24px 60px -30px rgba(15, 23, 42, 0.55);
    padding: 0.5rem 0 1.25rem;
    background: var(--brand-surface);
}

.result-modal .modal-content.modal-success {
    border-top: 5px solid rgba(34, 197, 94, 0.65);
}

.result-modal .modal-content.modal-failure {
    border-top: 5px solid rgba(220, 38, 38, 0.65);
}

.result-modal .modal-status-icon {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.9rem;
    background: rgba(34, 197, 94, 0.16);
    color: #15803d;
    margin-right: 1rem;
}

.result-modal .modal-content.modal-failure .modal-status-icon {
    background: rgba(220, 38, 38, 0.16);
    color: #dc2626;
}

.result-modal .modal-title {
    font-size: 1.28rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.result-modal .modal-subtitle {
    font-size: 0.92rem;
    color: #64748b;
}

.result-modal .modal-body {
    padding: 0 1.75rem 1.1rem;
}

.result-modal .modal-code {
    text-align: center;
    font-size: 1.75rem;
    letter-spacing: 0.12em;
    font-weight: 700;
    color: var(--brand-secondary);
    margin-bottom: 1rem;
}

.result-modal .modal-info-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.result-modal .modal-info-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    border-radius: 14px;
    border: 1px solid rgba(148, 163, 184, 0.25);
    background: linear-gradient(180deg, rgba(148, 163, 184, 0.08), rgba(255, 255, 255, 0));
}

.result-modal .modal-info-list span {
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #94a3b8;
}

.result-modal .modal-info-list strong {
    font-size: 1.02rem;
    color: var(--brand-secondary);
    font-weight: 600;
}

.result-modal .modal-query-block {
    margin-top: 1rem;
    border-radius: 14px;
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.18);
    padding: 0.9rem 1rem;
}

.result-modal .modal-query-block .query-count {
    margin: 0 0 0.5rem;
    font-weight: 600;
    color: var(--brand-secondary);
    font-size: 0.96rem;
}

.result-modal .modal-query-block ul {
    margin: 0;
    padding-left: 1.1rem;
    color: #475569;
    font-size: 0.85rem;
    line-height: 1.5;
}

.result-modal .modal-warning {
    margin-top: 1rem;
    border-radius: 14px;
    padding: 0.85rem 1rem;
    font-size: 0.9rem;
}

.result-modal .modal-warning.success {
    background: rgba(16, 185, 129, 0.12);
    color: #0f766e;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.result-modal .modal-warning.caution {
    background: rgba(254, 243, 199, 0.7);
    color: #b45309;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.result-modal .modal-marketing {
    margin-top: 1.2rem;
    border-radius: 16px;
    border: 1px dashed rgba(59, 130, 246, 0.35);
    background: rgba(59, 130, 246, 0.08);
    padding: 1.1rem 1.25rem;
}

.result-modal .modal-marketing-label {
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #2563eb;
    margin-bottom: 0.5rem;
}

.result-modal .modal-marketing-content {
    border-radius: 14px;
    border: 1px solid rgba(37, 99, 235, 0.15);
    background: #fff;
    padding: 0.9rem 1rem;
    font-size: 0.95rem;
    color: #0f172a;
}

.result-modal .modal-marketing-content img,
.result-modal .modal-marketing-content video,
.result-modal .modal-marketing-content iframe {
    max-width: 100%;
    border-radius: 12px;
}

.result-modal .modal-warning.danger {
    background: rgba(254, 226, 226, 0.7);
    color: #b91c1c;
    border: 1px solid rgba(248, 113, 113, 0.28);
}

.result-modal .modal-warning ul {
    margin: 0.35rem 0 0;
    padding-left: 1.1rem;
    font-size: 0.85rem;
}

.result-modal .modal-footer {
    padding: 0 1.75rem;
}

.result-modal .modal-footer .btn {
    border-radius: 12px;
    padding: 0.58rem 1.4rem;
}

@media (max-width: 575.98px) {
    .result-modal .modal-body {
        padding: 0 1.35rem 1rem;
    }

    .result-modal .modal-info-list li {
        padding: 0.65rem 0.85rem;
    }

    .result-modal .modal-code {
        font-size: 1.55rem;
        letter-spacing: 0.1em;
    }

    .result-modal .modal-query-block {
        padding: 0.75rem 0.85rem;
    }
}

.tips-card ul {
    margin: 0.5rem 0 0;
    padding-left: 1rem;
    color: #64748b;
    font-size: 0.92rem;
}

/* ===========================================
   验证结果页
   =========================================== */
.result-page {
    background: var(--brand-surface-muted);
    min-height: 100vh;
}

.result-hero {
    background: linear-gradient(120deg, #0f172a, #1e3a8a);
    padding: 4.5rem 0 3.5rem;
    color: #e2e8f0;
    position: relative;
    overflow: hidden;
}

.result-hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 15% 20%, rgba(59, 130, 246, 0.22), transparent 55%),
                radial-gradient(circle at 75% 10%, rgba(96, 165, 250, 0.18), transparent 50%);
    pointer-events: none;
}

.result-hero .container {
    position: relative;
    z-index: 1;
}

.result-banner {
    display: flex;
    align-items: center;
    gap: 1.75rem;
    padding: 2rem 2.5rem;
    border-radius: var(--brand-radius-lg);
    background: rgba(15, 23, 42, 0.55);
    border: 1px solid rgba(148, 163, 184, 0.22);
    backdrop-filter: blur(10px);
}

.result-banner .status-icon {
    width: 72px;
    height: 72px;
    border-radius: 20px;
    background: rgba(15, 23, 42, 0.42);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2.4rem;
}

.result-banner h1 {
    margin: 0.25rem 0 0.75rem;
    font-size: clamp(2rem, 3vw + 1rem, 3.2rem);
    font-weight: 700;
    color: #ffffff;
}

.result-banner p {
    margin: 0;
    color: rgba(226, 232, 240, 0.78);
    font-size: 0.95rem;
}

.result-section {
    margin-top: -70px;
    padding-bottom: 4rem;
}

.result-card {
    background: var(--brand-surface);
    border-radius: var(--brand-radius-lg);
    box-shadow: var(--brand-shadow);
    border: 1px solid var(--brand-border);
    padding: 2.75rem;
}

.result-card .code-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--brand-primary);
    font-weight: 600;
    font-size: 0.95rem;
}

.result-card .code-value {
    margin: 1.5rem 0 0.75rem;
    font-size: clamp(2rem, 1.4vw + 1.5rem, 2.75rem);
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--brand-secondary);
}

.result-meta {
    display: flex;
    gap: 1.25rem;
    flex-wrap: wrap;
    color: #64748b;
    font-size: 0.92rem;
}

.result-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.result-grid {
    margin-top: 2.5rem;
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .result-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.result-item {
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: var(--brand-radius-md);
    padding: 1.5rem;
    background: linear-gradient(180deg, rgba(148, 163, 184, 0.06), rgba(255, 255, 255, 0));
}

.result-item span {
    display: block;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #94a3b8;
    margin-bottom: 0.4rem;
}

.result-item strong {
    display: block;
    font-size: 1.1rem;
    color: var(--brand-secondary);
}

.result-warning-card {
    margin-top: 2rem;
    border-radius: var(--brand-radius-md);
    border: 1px solid rgba(245, 158, 11, 0.35);
    background: rgba(254, 249, 195, 0.7);
    padding: 1.75rem;
    color: #b45309;
}

.result-warning-card h6 {
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.result-warning-card ul {
    margin: 0;
    padding-left: 1.1rem;
    font-size: 0.95rem;
}

.result-side-card {
    background: var(--brand-surface);
    border-radius: var(--brand-radius-lg);
    border: 1px solid rgba(148, 163, 184, 0.18);
    padding: 2rem;
    box-shadow: 0 18px 40px -28px rgba(15, 23, 42, 0.35);
}

.result-side-card h5 {
    font-weight: 700;
    color: var(--brand-secondary);
    margin-bottom: 1rem;
}

.result-side-card ul {
    margin: 0;
    padding-left: 1rem;
    color: #64748b;
    font-size: 0.95rem;
}

.result-actions {
    margin-top: 2.5rem;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ===========================================
   响应式调整
   =========================================== */
@media (max-width: 991.98px) {
    .hero-wrapper {
        padding: 3rem 0;
    }

    .hero-metrics {
        gap: 1rem;
    }

    .verification-card {
        padding: 2.5rem 2rem;
    }

    .result-section {
        margin-top: -40px;
    }

    .result-card,
    .result-side-card {
        padding: 2rem;
    }
}

@media (max-width: 767.98px) {
    .hero-wrapper {
        padding: 2rem 0 2.5rem;
        min-height: auto;
        align-items: flex-start;
    }

    .hero-intro {
        text-align: center;
        margin-top: 1rem;
    }

    .hero-metrics {
        justify-content: center;
        margin-top: 1.5rem;
    }

    .verification-card {
        margin: 0 auto;
        padding: 2rem 1.5rem;
    }

    .verification-card .card-title {
        flex-wrap: wrap;
        justify-content: center;
        text-align: center;
    }

    .result-banner {
        flex-direction: column;
        text-align: center;
        padding: 1.75rem;
    }

    .result-section {
        padding-bottom: 3rem;
    }

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

@media (max-width: 575.98px) {
    .verification-card {
        padding: 2rem 1.25rem;
        border-radius: var(--brand-radius-md);
    }

    .verification-card .input-group-text {
        padding: 0.65rem 0.85rem;
        font-size: 0.95rem;
    }

    .verification-card .form-control {
        font-size: 0.98rem;
        letter-spacing: 0.04em;
        padding: 0.85rem 1rem 0.85rem 0.5rem;
    }

    .verification-card .form-control.text-center {
        text-align: left !important;
    }

    .clear-input-btn {
        right: 0.5rem;
    }

    .result-card,
    .result-side-card {
        padding: 1.75rem;
        border-radius: var(--brand-radius-md);
    }
}

/* ===========================================
   动画与交互
   =========================================== */
.fade-up {
    animation: fadeUp 0.6s ease-out both;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(18px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.btn-primary .spinner-border-sm {
    width: 1.1rem;
    height: 1.1rem;
}