/* ============================================
   人工智能训练师考试报名模板 - 样式表
   ============================================ */

:root {
    --primary: #1a5bca;
    --primary-dark: #0d47a1;
    --primary-light: #4a8af5;
    --accent: #ff6b35;
    --success: #27ae60;
    --warning: #f39c12;
    --danger: #e74c3c;
    --text-dark: #1a1a2e;
    --text-body: #444;
    --text-light: #888;
    --bg-body: #f5f6fa;
    --bg-white: #fff;
    --border: #e8eaef;
    --radius: 8px;
    --shadow: 0 2px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    --container: 1200px;
    --font-body: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); color: var(--text-body); background: var(--bg-body); line-height: 1.7; font-size: 15px; }
a { color: var(--primary); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--primary-light); }
ul, ol { list-style: none; }
img { max-width: 100%; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }

/* ---- Buttons ---- */
.btn { display: inline-block; padding: 10px 28px; border-radius: 4px; font-size: 15px; font-weight: 500; cursor: pointer; border: 2px solid transparent; transition: all 0.3s; text-align: center; }
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; }
.btn-outline { background: transparent; color: #fff; border-color: rgba(255,255,255,0.7); }
.btn-outline:hover { background: rgba(255,255,255,0.15); border-color: #fff; color: #fff; }
.btn-lg { padding: 14px 36px; font-size: 16px; }

/* ===================== TOP BAR ===================== */
.top-bar { background: var(--primary-dark); color: rgba(255,255,255,0.9); font-size: 13px; padding: 6px 0; }
.top-bar-inner { display: flex; align-items: center; }
.top-bar-left { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.top-bar-left i { margin-right: 4px; }
.top-bar-sep { color: rgba(255,255,255,0.3); margin: 0 10px; }

/* ===================== NAVIGATION ===================== */
.main-nav { background: #fff; box-shadow: 0 1px 6px rgba(0,0,0,0.06); position: sticky; top: 0; z-index: 100; }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.nav-brand a { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text-dark); }
.nav-logo-icon { width: 38px; height: 38px; object-fit: contain; }
.nav-logo-img { height: 42px; }
.nav-title { font-size: 18px; font-weight: 700; color: var(--text-dark); line-height: 1.3; }
.nav-subtitle { font-size: 11px; color: var(--text-light); letter-spacing: 0.5px; }
.nav-links { display: flex; align-items: center; gap: 2px; height: 100%; }
.nav-links a, .nav-links .navi-item a { display: inline-flex; align-items: center; padding: 6px 20px; font-size: 15px; color: var(--text-body); border-radius: 6px; transition: all 0.2s; position: relative; font-weight: 500; }
.nav-links a:hover, .nav-links .navi-item a:hover { background: #f0f4ff; color: var(--primary); }
.nav-links a.active { color: var(--primary); background: #eef3ff; font-weight: 600; }
.nav-links .navi-item.has-dropdown { position: relative; display: inline-block; }
.nav-links .navi-dropdown { display: none; position: absolute; top: 100%; left: 0; background: #fff; border-radius: 6px; box-shadow: var(--shadow-lg); min-width: 160px; z-index: 200; padding: 6px 0; border: 1px solid var(--border); }
.nav-links .navi-item.has-dropdown:hover .navi-dropdown { display: block; }
.nav-links .navi-dropdown a { display: block; padding: 8px 16px; font-size: 14px; color: var(--text-body); border-radius: 0; white-space: nowrap; }
.nav-links .navi-dropdown a:hover { background: #f0f4ff; color: var(--primary); }
.nav-toggle { display: none; font-size: 22px; cursor: pointer; color: var(--text-dark); padding: 6px; }

/* ===================== HERO ===================== */
.hero-banner { position: relative; background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #1a5bca 100%); padding: 70px 0 80px; text-align: center; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(255,255,255,0.05)" d="M0,96L48,106.7C96,117,192,139,288,144C384,149,480,139,576,144C672,149,768,171,864,165.3C960,160,1056,128,1152,128C1248,128,1344,160,1392,176L1440,192L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom center / cover; }
.hero-content { position: relative; z-index: 1; }
.hero-title { font-size: 36px; color: #fff; font-weight: 700; margin-bottom: 12px; text-shadow: 0 2px 8px rgba(0,0,0,0.2); }
.hero-desc { font-size: 16px; color: rgba(255,255,255,0.85); margin-bottom: 30px; letter-spacing: 2px; }
.hero-buttons { display: flex; gap: 16px; justify-content: center; }

/* ===================== QUICK ACTIONS ===================== */
.section-quick { padding: 60px 0 40px; }
.quick-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.quick-card { background: #fff; border-radius: var(--radius); padding: 32px 20px; text-align: center; box-shadow: var(--shadow); cursor: pointer; transition: all 0.3s; border: 1px solid var(--border); }
.quick-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.quick-icon { width: 64px; height: 64px; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; font-size: 26px; color: #fff; }
.qi-blue { background: linear-gradient(135deg, #4a8af5, #1a5bca); }
.qi-orange { background: linear-gradient(135deg, #ff9a44, #ff6b35); }
.qi-green { background: linear-gradient(135deg, #6fcf97, #27ae60); }
.qi-cyan { background: linear-gradient(135deg, #56ccf2, #2f80ed); }
.quick-card h3 { font-size: 17px; color: var(--text-dark); margin-bottom: 6px; }
.quick-card p { font-size: 13px; color: var(--text-light); }

/* ===================== SECTION STYLES ===================== */
.section-notice, .section-about, .section-requirements, .section-contact { padding: 50px 0; }
.section-about { background: #fff; }
.section-contact { background: #fff; }

.section-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.section-title { font-size: 24px; color: var(--text-dark); font-weight: 700; display: flex; align-items: center; gap: 10px; margin-bottom: 24px; }
.title-bar { display: inline-block; width: 4px; height: 24px; background: var(--primary); border-radius: 2px; }
.section-header .section-title { margin-bottom: 0; }
.more-link { font-size: 14px; color: var(--text-light); }
.more-link:hover { color: var(--primary); }

/* ---- Notice List ---- */
.notice-list { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--border); overflow: hidden; }
.notice-item { display: flex; align-items: center; padding: 14px 20px; border-bottom: 1px solid #f5f5f5; transition: background 0.2s; color: var(--text-body); gap: 12px; }
.notice-item:last-child { border-bottom: none; }
.notice-item:hover { background: #f8f9ff; }
.notice-tag { display: inline-block; padding: 2px 10px; background: #ff4757; color: #fff; font-size: 12px; border-radius: 3px; flex-shrink: 0; }
.notice-title { flex: 1; font-size: 15px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.notice-date { color: var(--text-light); font-size: 13px; flex-shrink: 0; }
.notice-empty { padding: 40px; text-align: center; color: var(--text-light); }

/* ---- About Grid ---- */
.about-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.about-card { background: var(--bg-body); border-radius: var(--radius); padding: 30px 20px; text-align: center; border: 1px solid var(--border); transition: all 0.3s; }
.about-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.about-icon { width: 70px; height: 70px; border-radius: 50%; background: #fff; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; font-size: 28px; color: var(--primary); box-shadow: 0 2px 8px rgba(26,91,202,0.1); }
.about-card h3 { font-size: 17px; color: var(--text-dark); margin-bottom: 10px; }
.about-card p { font-size: 13px; color: var(--text-light); line-height: 1.8; }

/* ---- Requirements Grid ---- */
.req-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.req-card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--border); overflow: hidden; }
.req-header { padding: 14px 20px; font-size: 17px; font-weight: 700; color: #fff; }
.rh-blue { background: var(--primary); }
.rh-orange { background: var(--accent); }
.rh-green { background: var(--success); }
.req-body { padding: 20px; }
.req-body ul { list-style: none; }
.req-body li { padding: 8px 0; border-bottom: 1px dashed #f0f0f0; font-size: 14px; color: var(--text-body); line-height: 1.7; position: relative; padding-left: 16px; }
.req-body li::before { content: "•"; color: var(--primary); position: absolute; left: 0; font-weight: bold; }
.req-body li:last-child { border-bottom: none; }

/* ---- Contact Grid ---- */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.contact-card { background: var(--bg-body); border-radius: var(--radius); padding: 36px 20px; text-align: center; border: 1px solid var(--border); }
.contact-icon { width: 60px; height: 60px; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 14px; font-size: 22px; color: #fff; }
.ci-blue { background: var(--primary); }
.ci-orange { background: var(--accent); }
.ci-red { background: var(--danger); }
.contact-card h3 { font-size: 16px; color: var(--text-dark); margin-bottom: 10px; }
.contact-card p { font-size: 14px; color: var(--text-light); line-height: 1.8; }

/* ===================== FOOTER ===================== */
.site-footer { background: #1a1a2e; color: rgba(255,255,255,0.6); padding: 40px 0 30px; text-align: center; margin-top: 40px; }
.footer-inner p { margin-bottom: 8px; font-size: 13px; }
.footer-inner a { color: rgba(255,255,255,0.7); }

/* ===================== PAGE WRAPPER ===================== */
.page-wrapper { padding: 30px 0 50px; }
.content-layout { display: flex; gap: 24px; }
.content-main { flex: 1; min-width: 0; }
.sidebar { width: 300px; flex-shrink: 0; }
.widget-box { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; margin-bottom: 20px; border: 1px solid var(--border); }
.widget-title { font-size: 16px; font-weight: 700; color: var(--text-dark); margin-bottom: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--border); }
.list-header { background: #fff; border-radius: var(--radius); padding: 16px 20px; margin-bottom: 20px; box-shadow: var(--shadow); border: 1px solid var(--border); }
.list-header h2 { font-size: 20px; color: var(--text-dark); }
.list-header h2 i { color: var(--primary); margin-right: 8px; }

/* ---- Article List ---- */
.article-list { display: flex; flex-direction: column; gap: 16px; }
.article-item { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--border); overflow: hidden; transition: all 0.2s; }
.article-item:hover { box-shadow: var(--shadow-lg); }
.article-item-body { padding: 20px; }
.article-item-body h3 { font-size: 18px; margin-bottom: 8px; }
.article-item-body h3 a { color: var(--text-dark); }
.article-item-body h3 a:hover { color: var(--primary); }
.article-excerpt { font-size: 14px; color: var(--text-light); margin-bottom: 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.article-item-meta { font-size: 13px; color: var(--text-light); display: flex; gap: 16px; }
.article-item-meta i { margin-right: 4px; }

/* ---- Article Detail ---- */
.article-detail { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 30px; margin-bottom: 24px; border: 1px solid var(--border); }
.article-title { font-size: 26px; color: var(--text-dark); margin-bottom: 16px; font-weight: 700; }
.article-meta { font-size: 13px; color: var(--text-light); margin-bottom: 20px; padding-bottom: 16px; border-bottom: 1px solid var(--border); display: flex; gap: 20px; flex-wrap: wrap; }
.article-meta i { margin-right: 4px; }
.article-body { line-height: 1.9; font-size: 15px; color: var(--text-body); }
.article-body h2, .article-body h3 { margin: 20px 0 12px; color: var(--text-dark); }
.article-body p { margin-bottom: 14px; }
.article-body img { border-radius: 6px; margin: 10px 0; }
.article-tags { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--border); }
.article-tags a { display: inline-block; padding: 3px 12px; background: #f0f4ff; color: var(--primary); border-radius: 4px; font-size: 13px; margin: 4px 4px 4px 0; }
.article-tags a:hover { background: var(--primary); color: #fff; }

/* ---- Pagination ---- */
.pagination { display: flex; justify-content: center; gap: 6px; margin-top: 24px; }
.pagination a, .pagination span { display: inline-block; padding: 8px 14px; background: #fff; border: 1px solid var(--border); border-radius: 4px; font-size: 14px; color: var(--text-body); }
.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination .pageEll { border: none; background: none; }
.pagination .curpage { background: var(--primary); color: #fff; border-color: var(--primary); }

.empty-tip { text-align: center; padding: 60px 20px; color: var(--text-light); font-size: 15px; }

/* ===================== MODAL - 培训资格查询 ===================== */
.modal-overlay, .search-overlay {
    display: none; position: fixed; inset: 0; background: #fff; z-index: 1000; overflow-y: auto;
    animation: fadeIn 0.2s ease;
}
.modal-overlay.show, .search-overlay.show { display: block; }
.modal-container, .search-container { max-width: 600px; margin: 0 auto; min-height: 100vh; }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; border-bottom: 1px solid var(--border); position: sticky; top: 0; background: #fff; z-index: 10; }
.modal-back, .modal-close { font-size: 18px; color: var(--text-body); padding: 4px 8px; }
.modal-title { font-size: 17px; font-weight: 700; color: var(--text-dark); }
.modal-notice { background: linear-gradient(135deg, #667eea, #764ba2); color: #fff; padding: 12px 16px; font-size: 14px; text-align: center; }
.modal-body { padding: 24px 20px; }

/* Company Name (no logo) */
.company-name { font-size: 26px; font-weight: 800; color: var(--text-dark); margin-bottom: 30px; padding: 10px 0; }

/* Form Fields */
.form-label { font-size: 18px; font-weight: 700; color: var(--text-dark); margin-bottom: 8px; }
.form-select-row { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; border-bottom: 1px solid var(--border); cursor: pointer; margin-bottom: 20px; }
.form-select-row .value { font-size: 15px; color: var(--text-light); }
.form-select-row .value.selected { color: var(--text-dark); }
.form-select-row .arrow { color: var(--text-light); font-size: 14px; }
.form-select-row .check-icon { color: var(--success); font-size: 18px; }

/* Radio Group */
.radio-group { display: flex; gap: 24px; margin: 12px 0 20px; flex-wrap: wrap; }
.radio-item { display: flex; align-items: center; gap: 8px; cursor: pointer; font-size: 16px; color: var(--text-body); }
.radio-dot { width: 22px; height: 22px; border: 2px solid #ccc; border-radius: 50%; position: relative; transition: all 0.2s; flex-shrink: 0; }
.radio-item.active .radio-dot { border-color: var(--primary); }
.radio-item.active .radio-dot::after { content: ''; position: absolute; width: 12px; height: 12px; background: var(--primary); border-radius: 50%; top: 50%; left: 50%; transform: translate(-50%, -50%); }
.radio-item.active { color: var(--primary); font-weight: 500; }

/* Note Box */
.note-box { background: #f8f8f8; border-radius: var(--radius); padding: 16px 20px; margin-top: 16px; }
.note-box .note-title { font-weight: 700; color: var(--text-dark); margin-bottom: 8px; }
.note-box p { font-size: 14px; color: var(--accent); line-height: 1.8; }
.note-box a { color: var(--primary); text-decoration: underline; }

/* ---- Search ---- */
.search-box { display: flex; align-items: center; gap: 10px; padding: 12px 16px; border-bottom: 1px solid var(--border); background: #fafafa; margin: 0 16px; border-radius: 8px; margin-top: 16px; }
.search-box i { color: var(--text-light); font-size: 16px; }
.search-box input { flex: 1; border: none; background: none; font-size: 16px; outline: none; color: var(--text-dark); }
.search-clear { color: #ccc; font-size: 18px; }
.search-results { padding: 0 16px; }
.search-result-item { padding: 14px 0; border-bottom: 1px solid #f5f5f5; font-size: 16px; color: var(--text-dark); cursor: pointer; display: flex; align-items: center; justify-content: space-between; }
.search-result-item:hover { color: var(--primary); }
.search-result-item .related-tag { font-size: 13px; font-weight: 600; margin-left: 10px; }
.tag-related { color: var(--success); }
.tag-unrelated { color: var(--danger); }

/* ---- Picker ---- */
.picker-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.4); z-index: 1100; align-items: flex-end; justify-content: center; }
.picker-overlay.show { display: flex; }
.picker-container { background: #fff; border-radius: 16px 16px 0 0; width: 100%; max-width: 600px; padding-bottom: env(safe-area-inset-bottom, 20px); animation: slideUp 0.3s ease; }
.picker-header { display: flex; justify-content: space-between; padding: 14px 20px; border-bottom: 1px solid var(--border); }
.picker-cancel { color: var(--danger); font-size: 16px; font-weight: 500; }
.picker-confirm { color: var(--primary); font-size: 16px; font-weight: 500; }
.picker-body { max-height: 300px; overflow-y: auto; text-align: center; padding: 10px 0; }
.picker-item { padding: 12px 20px; font-size: 16px; color: var(--text-light); cursor: pointer; transition: all 0.15s; }
.picker-item.active { font-size: 18px; color: var(--text-dark); font-weight: 700; }
.picker-item:hover { background: #f8f8f8; }

/* ---- Alert ---- */
.alert-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.4); z-index: 1200; align-items: center; justify-content: center; }
.alert-overlay.show { display: flex; }
.alert-box { background: #fff; border-radius: 14px; padding: 28px 24px 20px; width: 320px; max-width: 90vw; text-align: center; box-shadow: var(--shadow-lg); animation: zoomIn 0.2s ease; }
.alert-box h3 { font-size: 18px; color: var(--text-dark); margin-bottom: 16px; }
.alert-content { font-size: 15px; color: var(--text-body); line-height: 1.8; margin-bottom: 20px; }
.alert-content .red { color: var(--danger); font-weight: 700; }
.alert-content .blue { color: var(--primary); font-weight: 700; }
.alert-btn { display: block; width: 100%; padding: 12px; border: none; border-top: 1px solid var(--border); background: none; color: var(--primary); font-size: 17px; font-weight: 500; cursor: pointer; }

/* ===================== ANIMATIONS ===================== */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translateY(100%); } to { transform: translateY(0); } }
@keyframes zoomIn { from { transform: scale(0.8); opacity: 0; } to { transform: scale(1); opacity: 1; } }

/* ===================== RESPONSIVE ===================== */
@media (max-width: 992px) {
    .quick-grid { grid-template-columns: repeat(2, 1fr); }
    .about-grid { grid-template-columns: repeat(2, 1fr); }
    .req-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .content-layout { flex-direction: column; }
    .sidebar { width: 100%; }
}

@media (max-width: 768px) {
    /* Top bar */
    .top-bar { font-size: 12px; padding: 5px 0; }
    .top-bar-sep { display: none; }
    .top-bar-left { flex-direction: column; gap: 2px; align-items: flex-start; }

    /* Navigation - 移动端汉堡菜单 */
    .nav-inner { height: 56px; }
    .nav-toggle { display: block; }
    .nav-title { font-size: 15px; }
    .nav-subtitle { font-size: 10px; }
    .nav-logo-icon { width: 32px; height: 32px; }
    .nav-links {
        display: none;
        position: absolute; top: 100%; left: 0; right: 0;
        background: #fff; flex-direction: column; padding: 8px 0;
        box-shadow: 0 4px 16px rgba(0,0,0,0.1); border-top: 1px solid var(--border);
        height: auto;
    }
    .nav-links.show { display: flex; }
    .nav-links a, .nav-links .navi-item a {
        display: block; padding: 12px 20px; border-radius: 0;
        border-bottom: 1px solid #f5f5f5; width: 100%;
    }
    .nav-links a:last-child { border-bottom: none; }
    .nav-links a.active { background: #f0f4ff; }
    .nav-links .navi-dropdown { position: static; box-shadow: none; border: none; padding-left: 20px; }

    /* Hero */
    .hero-banner { padding: 40px 0 50px; }
    .hero-title { font-size: 22px; padding: 0 10px; }
    .hero-desc { font-size: 13px; margin-bottom: 20px; }
    .hero-buttons { flex-direction: column; align-items: center; gap: 10px; }
    .hero-buttons .btn { width: 200px; padding: 12px 24px; font-size: 14px; }

    /* Quick grid */
    .quick-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .quick-card { padding: 20px 12px; }
    .quick-icon { width: 50px; height: 50px; font-size: 22px; }
    .quick-card h3 { font-size: 15px; }
    .section-quick { padding: 40px 0 20px; }

    /* Section titles */
    .section-title { font-size: 20px; }
    .section-notice, .section-about, .section-requirements, .section-contact { padding: 30px 0; }

    /* Notice */
    .notice-item { padding: 12px 14px; flex-wrap: wrap; gap: 6px; }
    .notice-date { width: 100%; font-size: 12px; }

    /* About grid */
    .about-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .about-card { padding: 20px 14px; }
    .about-icon { width: 56px; height: 56px; font-size: 22px; }
    .about-card h3 { font-size: 15px; }
    .about-card p { font-size: 12px; }

    /* Contact */
    .contact-grid { grid-template-columns: 1fr; gap: 12px; }
    .contact-card { padding: 24px 16px; display: flex; align-items: center; gap: 16px; text-align: left; }
    .contact-icon { margin: 0; flex-shrink: 0; width: 48px; height: 48px; font-size: 18px; }
    .contact-card h3 { font-size: 15px; margin-bottom: 4px; }
    .contact-card p { font-size: 13px; line-height: 1.5; }

    /* Article detail */
    .article-detail { padding: 16px; }
    .article-title { font-size: 20px; }
    .article-meta { font-size: 12px; gap: 10px; }

    /* Footer */
    .site-footer { padding: 24px 0 20px; margin-top: 20px; }
    .footer-inner p { font-size: 12px; }

    /* Modal */
    .modal-container, .search-container { max-width: 100%; }
    .company-name { font-size: 20px; }
    .form-label { font-size: 16px; }

    /* Signup form */
    .form-card { padding: 16px; margin-bottom: 20px; }
    .form-page-title { font-size: 22px; }
    .form-section { padding: 14px; }
    .form-row { flex-direction: column; gap: 0; }
    .level-cards { flex-direction: column; gap: 10px; }
    .level-card { padding: 16px; }
    .level-price { font-size: 20px; }
    .pay-tabs { flex-direction: column; }
    .pay-tab { border-right: none; border-bottom: 1px solid #e8eaef; }
    .pay-tab:last-child { border-bottom: none; }
    .upload-area { padding: 20px; }

    /* Req grid */
    .req-grid { gap: 12px; }
    .req-body { padding: 14px; }
    .req-body li { font-size: 13px; }
}

@media (max-width: 480px) {
    .container { padding: 0 12px; }
    .quick-grid { gap: 8px; }
    .quick-card { padding: 16px 8px; }
    .quick-icon { width: 44px; height: 44px; font-size: 18px; margin-bottom: 10px; }
    .quick-card h3 { font-size: 14px; }
    .quick-card p { font-size: 11px; }
    .about-grid { grid-template-columns: 1fr; }
    .hero-title { font-size: 19px; }
    .hero-desc { font-size: 12px; }
    .section-title { font-size: 18px; }
    .notice-title { font-size: 14px; }
    .btn-lg { padding: 11px 20px; font-size: 14px; }
}

/* ===================== SIGNUP & QUERY PAGES ===================== */
.breadcrumb-bar { font-size: 14px; color: var(--text-light); padding: 16px 0; }
.breadcrumb-bar a { color: var(--primary); }
.form-card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 30px; margin-bottom: 40px; border: 1px solid var(--border); }
.form-page-title { font-size: 28px; text-align: center; color: var(--text-dark); margin-bottom: 8px; }
.form-page-desc { text-align: center; color: var(--text-light); font-size: 14px; margin-bottom: 24px; }
.form-section { border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 24px; }
.form-section h3 { font-size: 17px; color: var(--text-dark); margin-bottom: 16px; padding-bottom: 10px; border-bottom: 1px solid var(--border); }
.form-section h3 i { color: var(--primary); margin-right: 8px; }
.form-row { display: flex; gap: 16px; }
.form-group { flex: 1; margin-bottom: 16px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; color: var(--text-dark); margin-bottom: 6px; }
.form-group label em { color: var(--danger); font-style: normal; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 10px 14px; border: 1px solid #ddd; border-radius: 6px; font-size: 14px; outline: none; transition: border-color 0.2s; font-family: inherit; box-sizing: border-box; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(26,91,202,0.1); }
.form-hint { font-size: 12px; color: var(--primary); display: block; margin-top: 4px; }

/* Level Cards */
.level-cards { display: flex; gap: 16px; }
.level-card { flex: 1; border: 2px solid #e8eaef; border-radius: 10px; padding: 20px; text-align: center; cursor: pointer; transition: all 0.2s; position: relative; }
.level-card:hover { border-color: var(--primary-light); }
.level-card.selected { border-color: var(--primary); background: #f0f4ff; }
.level-card.hot { position: relative; }
.hot-badge { position: absolute; top: -1px; right: -1px; background: var(--danger); color: #fff; font-size: 11px; padding: 2px 10px; border-radius: 0 10px 0 10px; }
.level-name { font-size: 15px; font-weight: 700; color: var(--text-dark); margin-bottom: 8px; }
.level-price { font-size: 24px; font-weight: 800; color: var(--primary); margin-bottom: 6px; }
.level-desc { font-size: 12px; color: var(--text-light); }

/* Payment */
.pay-tabs { display: flex; gap: 0; border: 1px solid #e8eaef; border-radius: 8px; overflow: hidden; margin-bottom: 16px; }
.pay-tab { flex: 1; padding: 12px; text-align: center; cursor: pointer; font-size: 14px; color: var(--text-body); transition: all 0.2s; border-right: 1px solid #e8eaef; }
.pay-tab:last-child { border-right: none; }
.pay-tab.active { background: var(--primary); color: #fff; }
.pay-tab i { margin-right: 6px; }
.pay-qr-area { text-align: center; }
.pay-qr-item { display: none; padding: 20px; }
.pay-qr-item img { max-width: 280px; border-radius: 8px; box-shadow: var(--shadow); }
.pay-qr-item p { font-size: 13px; color: var(--text-light); margin-top: 10px; }
.qr-placeholder { padding: 40px; background: #f8f8f8; border-radius: 8px; color: #ccc; font-size: 14px; }
.bank-info { text-align: left; background: #f8f9fa; padding: 20px; border-radius: 8px; }
.bank-info p { margin-bottom: 8px; font-size: 14px; color: var(--text-body); }
.pay-notice { background: #fff7e6; border: 1px solid #ffe0b2; border-radius: 6px; padding: 10px 16px; margin-top: 12px; font-size: 13px; color: #e65100; }

/* Upload */
.upload-area { border: 2px dashed #ddd; border-radius: 10px; padding: 30px; text-align: center; cursor: pointer; transition: all 0.2s; }
.upload-area:hover { border-color: var(--primary); background: #fafcff; }
.upload-area p { font-size: 14px; color: var(--text-light); margin-top: 10px; }
.upload-area small { font-size: 12px; color: #ccc; }

/* Query Result */
.result-card { border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.result-status { padding: 16px; color: #fff; font-size: 18px; font-weight: 700; text-align: center; }
.result-status i { margin-right: 8px; }
.result-table { width: 100%; border-collapse: collapse; }
.result-table td { padding: 12px 16px; border-bottom: 1px solid #f5f5f5; font-size: 14px; }
.result-table td:first-child { color: var(--text-light); width: 100px; }
.result-table td:last-child { color: var(--text-dark); font-weight: 500; }
.result-empty { padding: 40px; text-align: center; color: var(--text-light); }
.query-tips { background: #f6ffed; border-left: 3px solid #27ae60; padding: 16px 20px; margin-top: 24px; border-radius: 0 6px 6px 0; }
.query-tips p { font-size: 14px; color: var(--text-body); margin-bottom: 6px; }

/* (responsive rules merged above) */