/* ============================================
   国际绿色低碳发展促进中心 - 官网样式
   主题：绿色可持续发展
   ============================================ */

:root {
  --primary: #1B5E20;
  --primary-dark: #0D3D12;
  --primary-light: #2E7D32;
  --accent: #43A047;
  --accent-light: #66BB6A;
  --accent-soft: #A5D6A7;
  --bg: #ffffff;
  --bg-light: #F1F8E9;
  --bg-lighter: #F9FBF5;
  --bg-soft: #E8F5E9;
  --text: #1c2b1c;
  --text-light: #5a6b5a;
  --text-lighter: #8a9a8a;
  --border: #d8e8d8;
  --white: #ffffff;
  --success: #43A047;
  --warning: #FB8C00;
  --danger: #E53935;
  --info: #00897B;
  --shadow-sm: 0 2px 8px rgba(27, 94, 32, 0.08);
  --shadow: 0 4px 20px rgba(27, 94, 32, 0.10);
  --shadow-lg: 0 8px 32px rgba(27, 94, 32, 0.14);
  --radius: 12px;
  --radius-lg: 18px;
  --radius-sm: 8px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --container: 1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent); }

img { max-width: 100%; display: block; }

ul { list-style: none; }

h1, h2, h3, h4 { color: var(--primary-dark); line-height: 1.35; font-weight: 700; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; width: 100%; }

/* ---------- 顶部导航 ---------- */
.navbar {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  border-bottom: 1px solid var(--border);
}
.navbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo {
  width: 44px; height: 44px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
}
.brand-logo img { width: 44px; height: 44px; object-fit: contain; border-radius: 10px; }
.brand-text .brand-name { font-size: 17px; font-weight: 700; color: var(--primary-dark); white-space: nowrap; }
.brand-text .brand-en { font-size: 11px; color: var(--text-lighter); letter-spacing: 1px; }

.nav-menu { display: flex; align-items: center; gap: 6px; }
.nav-menu > li > a {
  display: block; padding: 10px 16px; color: var(--text); font-size: 15px;
  font-weight: 500; border-radius: var(--radius-sm);
}
.nav-menu > li > a:hover, .nav-menu > li > a.active {
  background: var(--bg-soft); color: var(--primary);
}
.nav-menu .has-dropdown { position: relative; }
.nav-menu .has-dropdown > a::after {
  content: "▾"; margin-left: 4px; font-size: 11px;
}
.dropdown {
  position: absolute; top: 100%; left: 0; min-width: 220px;
  background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-lg);
  border: 1px solid var(--border); padding: 8px;
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: var(--transition); z-index: 100;
}
.has-dropdown:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown a {
  display: block; padding: 10px 14px; color: var(--text); border-radius: var(--radius-sm);
  font-size: 14px;
}
.dropdown a:hover { background: var(--bg-soft); color: var(--primary); }

.nav-toggle { display: none; background: none; border: none; font-size: 24px; cursor: pointer; color: var(--primary); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 26px; border-radius: var(--radius-sm); border: none;
  font-size: 15px; font-weight: 600; cursor: pointer; transition: var(--transition);
  text-decoration: none;
}
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--primary)); color: #fff; box-shadow: 0 4px 14px rgba(67,160,71,0.35); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(67,160,71,0.45); color: #fff; }
.btn-outline { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-light { background: #fff; color: var(--primary); }
.btn-light:hover { background: var(--bg-soft); }
.btn-block { width: 100%; justify-content: center; }
.btn-lg { padding: 14px 34px; font-size: 16px; }

/* ---------- 通用区块 ---------- */
.section { padding: 80px 0; }
.section-sm { padding: 50px 0; }
.section-title { text-align: center; margin-bottom: 50px; }
.section-title .sub { color: var(--accent); font-size: 14px; font-weight: 600; letter-spacing: 3px; text-transform: uppercase; margin-bottom: 10px; }
.section-title h2 { font-size: 34px; margin-bottom: 12px; }
.section-title p { color: var(--text-light); max-width: 640px; margin: 0 auto; }

.section-alt { background: var(--bg-light); }
.section-grad { background: linear-gradient(180deg, var(--bg-light), #fff); }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, #2E7D32 0%, #4CAF50 45%, #66BB6A 100%);
  color: #fff; padding: 90px 0 100px;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    url("../img/hero-green-city.jpg"),
    radial-gradient(circle at 15% 20%, rgba(255,255,255,0.25) 0, transparent 40%),
    radial-gradient(circle at 85% 80%, rgba(102,187,106,0.25) 0, transparent 40%);
  background-size: cover, auto, auto;
  background-position: center, center, center;
  background-repeat: no-repeat;
  opacity: 0.5;
  pointer-events: none;
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(46,125,50,0.5) 0%, rgba(76,175,80,0.4) 45%, rgba(102,187,106,0.4) 100%);
  pointer-events: none;
}
.hero-inner { position: relative; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 50px; align-items: center; z-index: 2; }
.hero h1 { color: #fff; font-size: 44px; margin-bottom: 18px; font-weight: 800; }
.hero h1 .hl { color: #C8E6C9; }
.hero .lead { font-size: 18px; color: rgba(255,255,255,0.85); margin-bottom: 30px; max-width: 560px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-visual {
  position: relative; height: 380px;
  display: flex; align-items: center; justify-content: center;
}
.leaf-bg {
  position: absolute; width: 100%; height: 100%;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'><path d='M100 20 C40 20 20 100 20 140 C20 175 55 185 100 185 C145 185 180 175 180 140 C180 100 160 20 100 20 Z' fill='rgba(255,255,255,0.12)'/></svg>") no-repeat center;
  background-size: contain; opacity: 0.6;
}

/* Hero 数据条 */
.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  margin-top: -50px; position: relative; z-index: 5;
}
.stat-card {
  background: #fff; border-radius: var(--radius-lg); padding: 26px 20px;
  box-shadow: var(--shadow-lg); text-align: center; border-top: 3px solid var(--accent);
  transition: var(--transition);
}
.stat-card:hover { transform: translateY(-4px); }
.stat-num { font-size: 36px; font-weight: 800; color: var(--primary); line-height: 1; }
.stat-num .unit { font-size: 16px; color: var(--accent); margin-left: 3px; }
.stat-label { color: var(--text-light); font-size: 14px; margin-top: 8px; }

/* ---------- 卡片网格 ---------- */
.grid { display: grid; gap: 26px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-6 { grid-template-columns: repeat(6, 1fr); }

.card {
  background: #fff; border-radius: var(--radius-lg); padding: 30px;
  box-shadow: var(--shadow-sm); border: 1px solid var(--border);
  transition: var(--transition);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--accent-soft); }
.card-icon {
  width: 56px; height: 56px; border-radius: 14px; margin-bottom: 18px;
  display: flex; align-items: center; justify-content: center; font-size: 26px;
  background: linear-gradient(135deg, var(--bg-light), var(--bg-soft));
  border: 1px solid var(--border);
}
.card-icon img { width: 40px; height: 40px; object-fit: contain; }
.card h3 { font-size: 19px; margin-bottom: 10px; }
.card p { color: var(--text-light); font-size: 14px; }
.card .more { color: var(--primary); font-weight: 600; font-size: 14px; margin-top: 14px; display: inline-block; }

/* ---------- 工具入口卡片 ---------- */
.tool-card {
  background: #fff; border-radius: var(--radius-lg); padding: 34px;
  box-shadow: var(--shadow); text-align: center;
  border-top: 4px solid var(--accent); transition: var(--transition);
  position: relative; overflow: hidden;
}
.tool-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.tool-card .t-icon { font-size: 42px; margin-bottom: 16px; }
.tool-card h3 { font-size: 21px; margin-bottom: 8px; }
.tool-card p { color: var(--text-light); margin-bottom: 18px; min-height: 42px; }

/* ---------- 新闻卡片 ---------- */
.news-card {
  background: #fff; border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-sm); border: 1px solid var(--border); transition: var(--transition);
  display: flex; flex-direction: column;
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.news-thumb {
  height: 170px; background: linear-gradient(135deg, var(--accent), var(--primary));
  display: flex; align-items: center; justify-content: center; color: #fff; font-size: 42px;
  position: relative; overflow: hidden;
}
.news-thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.news-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }
.news-tag { display: inline-block; background: var(--bg-soft); color: var(--primary); padding: 3px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; margin-bottom: 10px; align-self: flex-start; }
.news-card h4 { font-size: 16px; margin-bottom: 8px; flex: 1; }
.news-card h4 a { color: var(--primary-dark); }
.news-card h4 a:hover { color: var(--accent); }
.news-date { font-size: 12px; color: var(--text-lighter); margin-top: 8px; }

/* ---------- 招投标列表 ---------- */
.bid-list { display: flex; flex-direction: column; gap: 14px; }
.bid-item {
  display: flex; align-items: center; gap: 16px;
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 12px; box-shadow: var(--shadow-sm); transition: var(--transition);
}
.bid-item:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: var(--accent); }
.bid-thumb {
  width: 130px; height: 78px; flex-shrink: 0; border-radius: var(--radius-sm);
  background: linear-gradient(135deg, #0277BD, #01579B);
  display: flex; align-items: center; justify-content: center; color: #fff; font-size: 30px;
  overflow: hidden; position: relative;
}
.bid-thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.bid-body { flex: 1; min-width: 0; }
.bid-title { font-size: 15px; font-weight: 600; margin-bottom: 6px; line-height: 1.5; }
.bid-title a { color: var(--primary-dark); }
.bid-title a:hover { color: var(--accent); }
.bid-meta { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 12px; color: var(--text-lighter); }
@media (max-width: 600px) {
  .bid-item { flex-wrap: wrap; }
  .bid-thumb { width: 100%; height: 120px; }
  .bid-body { width: 100%; }
  .bid-item .btn { width: 100%; text-align: center; }
}

/* ---------- 筛选/工具栏 ---------- */
.filter-bar {
  background: #fff; border-radius: var(--radius-lg); padding: 22px;
  box-shadow: var(--shadow-sm); border: 1px solid var(--border);
  display: flex; gap: 16px; flex-wrap: wrap; align-items: flex-end; margin-bottom: 30px;
}
.filter-item { display: flex; flex-direction: column; gap: 6px; flex: 1; min-width: 160px; }
.filter-item label { font-size: 13px; color: var(--text-light); font-weight: 600; }

input, select, textarea {
  font-family: inherit; font-size: 14px; color: var(--text);
  padding: 10px 14px; border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  background: #fff; transition: var(--transition); width: 100%;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(67,160,71,0.12);
}
textarea { resize: vertical; min-height: 90px; }

/* ---------- 报告列表表格 ---------- */
.table-wrap { background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--border); }
table.report-table { width: 100%; border-collapse: collapse; }
.report-table th {
  background: var(--bg-light); color: var(--primary-dark); text-align: left;
  padding: 14px 18px; font-size: 14px; font-weight: 700; border-bottom: 2px solid var(--border);
}
.report-table td { padding: 14px 18px; border-bottom: 1px solid var(--border); font-size: 14px; }
.report-table tr:last-child td { border-bottom: none; }
.report-table tr:hover td { background: var(--bg-lighter); }
.status { padding: 3px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.status-published { background: #E8F5E9; color: #2E7D32; }
.status-review { background: #FFF3E0; color: #EF6C00; }
.status-draft { background: #E3F2FD; color: #1565C0; }

.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 30px; }
.pagination button {
  min-width: 38px; height: 38px; border: 1px solid var(--border); background: #fff;
  border-radius: var(--radius-sm); cursor: pointer; color: var(--text); font-size: 14px;
  transition: var(--transition);
}
.pagination button.active, .pagination button:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ---------- 弹窗 ---------- */
.modal-mask {
  position: fixed; inset: 0; background: rgba(13,61,18,0.55); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center; z-index: 2000;
  opacity: 0; visibility: hidden; transition: var(--transition);
}
.modal-mask.show { opacity: 1; visibility: visible; }
.modal {
  background: #fff; border-radius: var(--radius-lg); width: 92%; max-width: 640px;
  max-height: 85vh; overflow-y: auto; padding: 36px; position: relative;
  transform: translateY(20px) scale(0.97); transition: var(--transition);
}
.modal-mask.show .modal { transform: translateY(0) scale(1); }
.modal-close {
  position: absolute; top: 16px; right: 20px; background: none; border: none;
  font-size: 24px; cursor: pointer; color: var(--text-lighter);
}
.modal h3 { font-size: 22px; margin-bottom: 6px; }
.modal .meta { color: var(--text-lighter); font-size: 13px; margin-bottom: 20px; }
.modal .info-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 12px 20px; margin-bottom: 20px; }
.modal .info-grid .item { }
.modal .info-grid .item .k { font-size: 12px; color: var(--text-lighter); }
.modal .info-grid .item .v { font-size: 14px; font-weight: 600; color: var(--text); }
.modal-section { margin-top: 18px; }
.modal-section h4 { font-size: 15px; margin-bottom: 8px; color: var(--primary); }
.modal-section p { font-size: 14px; color: var(--text-light); }

/* ---------- 工具页通用 ---------- */
.tool-hero {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, #2E7D32, #66BB6A); color: #fff;
  padding: 60px 0; text-align: center;
}
.tool-hero::before {
  content: ""; position: absolute; inset: 0;
  background-image: url("../img/hero-green-city.jpg");
  background-size: cover; background-position: center; background-repeat: no-repeat;
  opacity: 0.35; pointer-events: none;
}
.tool-hero::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(46,125,50,0.55) 0%, rgba(102,187,106,0.45) 100%);
  pointer-events: none;
}
.tool-hero > .container { position: relative; z-index: 2; }
.tool-hero h1 { color: #fff; font-size: 34px; margin-bottom: 10px; }
.tool-hero p { color: rgba(255,255,255,0.88); max-width: 640px; margin: 0 auto; }
.tool-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.form-card { background: #fff; border-radius: var(--radius-lg); padding: 32px; box-shadow: var(--shadow-sm); border: 1px solid var(--border); }
.result-card { background: #fff; border-radius: var(--radius-lg); padding: 32px; box-shadow: var(--shadow-sm); border: 1px solid var(--border); }

.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; color: var(--text); margin-bottom: 6px; }
.form-group .hint { font-size: 12px; color: var(--text-lighter); margin-top: 4px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* 结果展示 */
.result-total {
  background: linear-gradient(135deg, var(--bg-light), #fff);
  border: 1px solid var(--accent-soft); border-radius: var(--radius);
  padding: 24px; text-align: center; margin-bottom: 22px;
}
.result-total .num { font-size: 44px; font-weight: 800; color: var(--primary); line-height: 1; }
.result-total .unit { font-size: 16px; color: var(--accent); }
.result-total .label { color: var(--text-light); margin-top: 6px; font-size: 14px; }

.bar-list { display: flex; flex-direction: column; gap: 12px; }
.bar-item .bar-head { display: flex; justify-content: space-between; font-size: 13px; margin-bottom: 5px; }
.bar-track { height: 10px; background: var(--bg-light); border-radius: 20px; overflow: hidden; }
.bar-fill { height: 100%; background: linear-gradient(90deg, var(--accent-light), var(--primary)); border-radius: 20px; transition: width 0.8s ease; }

/* 评分结果 */
.score-gauge {
  width: 220px; height: 220px; margin: 0 auto 20px; position: relative;
}
.score-gauge .ring { transform: rotate(-90deg); }
.score-gauge .center {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center;
}
.score-gauge .center .val { font-size: 48px; font-weight: 800; color: var(--primary); line-height: 1; }
.score-gauge .center .lv { font-size: 14px; color: var(--text-light); margin-top: 4px; }

/* 留言列表 */
.msg-list { display: flex; flex-direction: column; gap: 14px; }
.msg-item {
  background: var(--bg-lighter); border-radius: var(--radius); padding: 18px;
  border-left: 3px solid var(--accent);
}
.msg-item .m-head { display: flex; justify-content: space-between; margin-bottom: 6px; }
.msg-item .m-name { font-weight: 700; color: var(--primary-dark); }
.msg-item .m-date { font-size: 12px; color: var(--text-lighter); }
.msg-item .m-content { font-size: 14px; color: var(--text-light); }

/* 标签/徽章 */
.tag { display: inline-block; padding: 4px 12px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.tag-green { background: var(--bg-soft); color: var(--primary); }
.tag-outline { border: 1px solid var(--accent); color: var(--primary); background: transparent; }

/* 关于页 - 时间线 */
.timeline { position: relative; padding-left: 30px; }
.timeline::before { content: ""; position: absolute; left: 8px; top: 0; bottom: 0; width: 2px; background: var(--accent-soft); }
.timeline-item { position: relative; margin-bottom: 28px; }
.timeline-item::before {
  content: ""; position: absolute; left: -28px; top: 6px; width: 14px; height: 14px;
  border-radius: 50%; background: var(--accent); border: 3px solid #fff; box-shadow: 0 0 0 2px var(--accent);
}
.timeline-item .year { font-weight: 800; color: var(--primary); font-size: 18px; }
.timeline-item .desc { color: var(--text-light); font-size: 14px; }

/* 流程步骤 */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }
.step { position: relative; padding: 24px; background: #fff; border-radius: var(--radius); border: 1px solid var(--border); text-align: center; }
.step::before {
  counter-increment: step; content: counter(step);
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 50%; background: var(--primary); color: #fff;
  font-weight: 800; margin-bottom: 12px;
}
.step h4 { font-size: 16px; margin-bottom: 6px; }
.step p { font-size: 13px; color: var(--text-light); }

/* 优势列表 */
.adv-item { display: flex; gap: 16px; padding: 20px; background: #fff; border-radius: var(--radius); border: 1px solid var(--border); }
.adv-item .ai-icon { font-size: 28px; flex-shrink: 0; }
.adv-item h4 { font-size: 17px; margin-bottom: 6px; }
.adv-item p { font-size: 14px; color: var(--text-light); }

/* ---------- 页脚 ---------- */
.footer { background: var(--primary-dark); color: #b9d4b9; padding: 60px 0 20px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 36px; }
.footer h4 { color: #fff; font-size: 16px; margin-bottom: 16px; }
.footer a { color: #b9d4b9; font-size: 14px; display: block; padding: 4px 0; }
.footer a:hover { color: var(--accent-light); }
.footer .contact-line { font-size: 14px; padding: 5px 0; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px; text-align: center; font-size: 13px; color: #8fb38f; }

/* ---------- 动画 ---------- */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
.float { animation: float 4s ease-in-out infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.6; } }
.pulse { animation: pulse 2s ease-in-out infinite; }

/* 空状态 */
.empty { text-align: center; padding: 50px 20px; color: var(--text-lighter); }
.empty .icon { font-size: 48px; margin-bottom: 12px; }

/* 提示 */
.alert { padding: 12px 16px; border-radius: var(--radius-sm); font-size: 14px; margin-bottom: 16px; }
.alert-success { background: #E8F5E9; color: #2E7D32; border: 1px solid #A5D6A7; }
.alert-info { background: #E0F2F1; color: #00695C; border: 1px solid #80CBC4; }

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .nav-menu { display: none; position: absolute; top: 72px; left: 0; right: 0; flex-direction: column; background: #fff; box-shadow: var(--shadow-lg); padding: 12px; gap: 0; }
  .nav-menu.open { display: flex; }
  .nav-menu > li { width: 100%; }
  .nav-toggle { display: block; }
  .dropdown { position: static; box-shadow: none; border: none; opacity: 1; visibility: visible; transform: none; padding-left: 14px; display: none; }
  .has-dropdown:hover .dropdown { display: block; }
  .hero { padding: 50px 0 70px; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero h1 { font-size: 30px; }
  .hero-visual { height: 240px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); margin-top: 20px; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-6 { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .tool-layout { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 50px 0; }
  .section-title h2 { font-size: 26px; }
}
@media (max-width: 560px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .grid-6 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .stat-num { font-size: 28px; }
  .report-table { font-size: 12px; }
  .report-table th, .report-table td { padding: 10px 8px; }
}