/* ==========================================================================
   光伏Ai供销一点通 · 静态站样式
   设计基准：B2B 数据工作台，深蓝 + 铜色点缀，移动优先
   ========================================================================== */

:root {
  --navy: #0b2540;
  --navy-2: #123b63;
  --navy-3: #1b4f7e;
  --copper: #c87941;
  --copper-dark: #a85f2c;
  --copper-light: #fbf1e8;
  --teal: #0f766e;
  --ink: #101828;
  --ink-2: #344054;
  --muted: #667085;
  --line: #eaecf0;
  --line-2: #d0d5dd;
  --bg: #f7f8fa;
  --surface: #ffffff;
  --up: #c0392b;
  --down: #1e8449;
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.05);
  --shadow-md: 0 4px 16px rgba(16, 24, 40, 0.08);
  --shadow-lg: 0 18px 48px rgba(11, 37, 64, 0.16);
  --radius: 14px;
  --radius-sm: 10px;
  --header-h: 64px;
  --ticker-h: 38px;
  --maxw: 1200px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  --mono: "SF Mono", "Cascadia Mono", Consolas, "Liberation Mono", monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

body.no-scroll {
  overflow: hidden;
}

img,
svg {
  max-width: 100%;
}

a {
  color: var(--navy-3);
  text-decoration: none;
}

a:hover {
  color: var(--copper-dark);
}

h1,
h2,
h3,
h4,
p,
ul,
ol,
dl,
dd {
  margin: 0;
}

ul,
ol {
  padding: 0;
  list-style: none;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 2px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 200;
  background: var(--navy);
  color: #fff;
  padding: 10px 16px;
  border-radius: 8px;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 12px;
  color: #fff;
}

/* ---------- 布局工具 ---------- */
.container {
  width: min(var(--maxw), calc(100% - 40px));
  margin: 0 auto;
}

.section {
  padding: 34px 0;
}

.section-tight {
  padding: 22px 0;
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.section-title {
  position: relative;
  padding-left: 14px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.2px;
  color: var(--ink);
}

.section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 4px;
  height: 18px;
  transform: translateY(-50%);
  border-radius: 4px;
  background: linear-gradient(180deg, var(--copper), #e2b48d);
}

.section-sub {
  margin-top: 4px;
  padding-left: 14px;
  color: var(--muted);
  font-size: 13px;
}

.grid {
  display: grid;
  gap: 16px;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.row-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.wrap {
  flex-wrap: wrap;
}

.stack > * + * {
  margin-top: 14px;
}

.muted {
  color: var(--muted);
}

.small {
  font-size: 12.5px;
}

.mono {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
}

.strong {
  font-weight: 700;
}

.center {
  text-align: center;
}

.nowrap {
  white-space: nowrap;
}

.hidden {
  display: none !important;
}

.spacer {
  flex: 1;
}

.divider {
  height: 1px;
  background: var(--line);
  border: 0;
  margin: 16px 0;
}

/* ---------- 头部 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: linear-gradient(120deg, #0a1f36 0%, #0e2f50 60%, #10395f 100%);
  color: #fff;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 22px;
  height: var(--header-h);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  flex-shrink: 0;
}

.brand:hover {
  color: #fff;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--copper) 0%, #e3a36e 100%);
  box-shadow: 0 4px 12px rgba(200, 121, 65, 0.35);
}

.brand-mark svg {
  width: 20px;
  height: 20px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-name {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.brand-en {
  font-size: 10px;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 1.4px;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 8px;
}

.main-nav a {
  position: relative;
  padding: 8px 12px;
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  white-space: nowrap;
  transition: color 0.15s, background 0.15s;
}

.main-nav a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.main-nav a.active {
  color: #fff;
  background: rgba(200, 121, 65, 0.18);
}

.main-nav a.active::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: var(--copper);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.lang-switch {
  display: inline-flex;
  padding: 3px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.lang-switch button {
  padding: 4px 10px;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
  line-height: 1.4;
}

.lang-switch button.active {
  background: #fff;
  color: var(--navy);
  font-weight: 600;
}

.user-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  font-size: 13px;
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.user-chip .tier {
  font-size: 10px;
  padding: 1px 7px;
  border-radius: 999px;
  background: var(--copper);
  color: #fff;
  letter-spacing: 0.5px;
}

.user-chip .tier.free {
  background: rgba(255, 255, 255, 0.22);
}

.btn-header {
  padding: 8px 16px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--copper), #d98e57);
  color: #fff;
  font-size: 13.5px;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(200, 121, 65, 0.32);
  transition: transform 0.15s, box-shadow 0.15s;
}

.btn-header:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(200, 121, 65, 0.4);
}

.menu-toggle {
  display: none;
  width: 38px;
  height: 38px;
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  place-items: center;
}

/* ---------- 行情滚动条 ---------- */
.ticker {
  background: #081a2d;
  color: rgba(255, 255, 255, 0.86);
  height: var(--ticker-h);
  display: flex;
  align-items: center;
  overflow: hidden;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.ticker-inner {
  display: flex;
  align-items: center;
  width: 100%;
  overflow: hidden;
}

.ticker-label {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 14px 0 0;
  margin-right: 14px;
  font-size: 12px;
  color: var(--copper);
  border-right: 1px solid rgba(255, 255, 255, 0.14);
  white-space: nowrap;
}

.ticker-viewport {
  overflow: hidden;
  flex: 1;
}

.ticker-track {
  display: inline-flex;
  align-items: center;
  gap: 34px;
  width: max-content;
  animation: ticker 46s linear infinite;
  padding-right: 34px;
}

.ticker-viewport:hover .ticker-track {
  animation-play-state: paused;
}

.ticker-item {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: 12.5px;
  white-space: nowrap;
}

.ticker-item .name {
  color: rgba(255, 255, 255, 0.62);
}

.ticker-item .val {
  font-family: var(--mono);
  color: #fff;
  font-variant-numeric: tabular-nums;
}

.ticker-item .chg.up {
  color: #ff8a7a;
}

.ticker-item .chg.down {
  color: #6fd39b;
}

@keyframes ticker {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

/* ---------- 演示标识 ---------- */
.demo-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 9px;
  border-radius: 999px;
  background: #fff4e8;
  border: 1px solid #f2d3b4;
  color: #a85f2c;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3px;
  white-space: nowrap;
}

.demo-pill::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--copper);
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 10px 20px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s,
    border-color 0.15s;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--copper) 0%, #d98e57 100%);
  color: #fff;
  box-shadow: 0 6px 18px rgba(200, 121, 65, 0.28);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 9px 24px rgba(200, 121, 65, 0.36);
  color: #fff;
}

.btn-dark {
  background: var(--navy);
  color: #fff;
}

.btn-dark:hover {
  background: var(--navy-2);
  color: #fff;
}

.btn-ghost {
  background: #fff;
  border-color: var(--line-2);
  color: var(--ink-2);
}

.btn-ghost:hover {
  border-color: var(--copper);
  color: var(--copper-dark);
}

.btn-sm {
  min-height: 34px;
  padding: 6px 14px;
  font-size: 12.5px;
  border-radius: 8px;
}

.btn-block {
  width: 100%;
}

.btn[disabled] {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* ---------- 英雄区 ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(140deg, #0a1f36 0%, #0d2c4c 55%, #123c63 100%);
  color: #fff;
}

.hero::before {
  content: "";
  position: absolute;
  right: -160px;
  top: -180px;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200, 121, 65, 0.3), transparent 65%);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  left: -120px;
  bottom: -220px;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(18, 122, 109, 0.22), transparent 68%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 40px;
  align-items: center;
  padding: 52px 0 48px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(200, 121, 65, 0.16);
  border: 1px solid rgba(226, 164, 112, 0.35);
  color: #f0c39e;
  font-size: 12px;
  letter-spacing: 0.4px;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: 38px;
  line-height: 1.22;
  letter-spacing: 0.4px;
  font-weight: 800;
}

.hero h1 .accent {
  color: #e8a36b;
}

.hero-sub {
  margin-top: 16px;
  max-width: 560px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 15px;
  line-height: 1.75;
}

.hero-cta {
  display: flex;
  gap: 12px;
  margin-top: 26px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 30px;
  margin-top: 30px;
  flex-wrap: wrap;
}

.hero-stat .num {
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  font-variant-numeric: tabular-nums;
}

.hero-stat .lbl {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.56);
}

.hero-card {
  position: relative;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 18px;
  padding: 22px;
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-lg);
}

.hero-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.hero-card-title {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.72);
  letter-spacing: 0.4px;
}

.hero-quote {
  font-family: var(--mono);
  font-size: 34px;
  font-weight: 700;
  color: #fff;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.hero-quote small {
  font-size: 13px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.55);
  margin-left: 6px;
  font-family: var(--font);
}

.hero-delta {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 6px;
  font-size: 13px;
  font-family: var(--mono);
}

.hero-delta.up {
  color: #ff9b8b;
}

.hero-delta.down {
  color: #79d8a4;
}

.hero-breakdown {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: grid;
  gap: 10px;
}

.hero-breakdown-row {
  display: flex;
  justify-content: space-between;
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.66);
}

.hero-breakdown-row b {
  color: #fff;
  font-family: var(--mono);
  font-weight: 600;
}

/* ---------- KPI 卡片 ---------- */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.kpi-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px 14px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow 0.18s, transform 0.18s;
}

.kpi-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.kpi-label {
  font-size: 12.5px;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.kpi-value {
  margin-top: 8px;
  font-family: var(--mono);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.3px;
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

.kpi-value .unit {
  font-size: 11.5px;
  font-weight: 400;
  color: var(--muted);
  margin-left: 4px;
  font-family: var(--font);
}

.kpi-foot {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 8px;
  margin-top: 8px;
}

.kpi-change {
  font-family: var(--mono);
  font-size: 12.5px;
  font-weight: 600;
}

.kpi-change.up,
.chg.up,
.text-up {
  color: var(--up);
}

.kpi-change.down,
.chg.down,
.text-down {
  color: var(--down);
}

.kpi-spark {
  width: 88px;
  height: 28px;
  flex-shrink: 0;
  opacity: 0.9;
}

/* ---------- 卡片 ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.card-pad {
  padding: 20px 22px;
}

.card-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
}

.card-title {
  font-size: 15.5px;
  font-weight: 700;
}

.card-body {
  padding: 18px 20px;
}

/* ---------- 分段控件 ---------- */
.segment {
  display: inline-flex;
  padding: 3px;
  border-radius: 9px;
  background: #f2f4f7;
  border: 1px solid var(--line);
  gap: 2px;
}

.segment button {
  padding: 5px 12px;
  border-radius: 7px;
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.5;
  transition: background 0.15s, color 0.15s;
}

.segment button:hover {
  color: var(--ink);
}

.segment button.active {
  background: #fff;
  color: var(--navy);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

/* ---------- 图表 ---------- */
.chart-wrap {
  position: relative;
  width: 100%;
}

.chart-wrap svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.chart-grid-line {
  stroke: #eef1f5;
  stroke-width: 1;
}

.chart-axis-text {
  fill: #98a2b3;
  font-size: 11px;
  font-family: var(--mono);
}

.chart-line {
  fill: none;
  stroke-width: 2.2;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.chart-area {
  opacity: 0.16;
}

.chart-dot {
  stroke: #fff;
  stroke-width: 2;
}

.chart-crosshair {
  stroke: #c87941;
  stroke-width: 1;
  stroke-dasharray: 4 3;
  opacity: 0.7;
}

.chart-tip {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 4;
  pointer-events: none;
  background: rgba(11, 37, 64, 0.94);
  color: #fff;
  padding: 7px 10px;
  border-radius: 8px;
  font-size: 12px;
  line-height: 1.45;
  white-space: nowrap;
  transform: translate(-50%, -110%);
  opacity: 0;
  transition: opacity 0.12s;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.22);
}

.chart-tip .tip-date {
  color: rgba(255, 255, 255, 0.62);
  font-size: 11px;
  margin-bottom: 2px;
}

.chart-tip .tip-val {
  font-family: var(--mono);
  font-weight: 600;
}

.chart-legend {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--muted);
}

.chart-legend i {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 6px;
}

.chart-empty {
  display: grid;
  place-items: center;
  min-height: 240px;
  color: var(--muted);
  font-size: 13px;
}

/* ---------- 表格 ---------- */
.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
  white-space: nowrap;
}

table.data th {
  text-align: left;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.3px;
  color: var(--muted);
  background: #fafbfc;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
}

table.data td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-2);
}

table.data tbody tr:hover {
  background: #fbfcfd;
}

table.data tbody tr:last-child td {
  border-bottom: none;
}

table.data .num {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  text-align: right;
}

table.data .rank-badge {
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 7px;
  background: #f2f4f7;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
}

table.data tr:nth-child(1) .rank-badge {
  background: linear-gradient(135deg, #c87941, #e2a878);
  color: #fff;
}

table.data tr:nth-child(2) .rank-badge {
  background: #e8eaee;
  color: #475467;
}

table.data tr:nth-child(3) .rank-badge {
  background: #f3e3d4;
  color: #a85f2c;
}

/* ---------- 表单 ---------- */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field.full {
  grid-column: 1 / -1;
}

.field label {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink-2);
}

.field label .req {
  color: var(--up);
  margin-left: 3px;
}

.input,
.select,
.textarea {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--line-2);
  border-radius: 9px;
  background: #fff;
  font-size: 14px;
  color: var(--ink);
  transition: border-color 0.15s, box-shadow 0.15s;
  appearance: none;
}

.select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23667085' stroke-width='1.6' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 34px;
}

.textarea {
  min-height: 96px;
  resize: vertical;
}

.input:focus,
.select:focus,
.textarea:focus {
  outline: none;
  border-color: var(--copper);
  box-shadow: 0 0 0 3px rgba(200, 121, 65, 0.14);
}

.input-unit {
  position: relative;
}

.input-unit .unit {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 12px;
  color: var(--muted);
  pointer-events: none;
}

.input-unit .input {
  padding-right: 54px;
}

.hint {
  font-size: 11.5px;
  color: var(--muted);
}

.error-text {
  font-size: 12px;
  color: var(--up);
}

.form-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

/* ---------- 报价结果 ---------- */
.quote-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 460px);
  gap: 20px;
  align-items: start;
}

.result-card {
  position: sticky;
  top: calc(var(--header-h) + 16px);
}

.result-empty {
  display: grid;
  place-items: center;
  text-align: center;
  padding: 46px 20px;
  color: var(--muted);
}

.result-empty .ico {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--copper-light);
  color: var(--copper-dark);
  margin-bottom: 12px;
}

.price-hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 20px;
  border-radius: 12px;
  background: linear-gradient(135deg, #0b2540 0%, #123b63 100%);
  color: #fff;
  margin-bottom: 16px;
}

.price-hero .label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
}

.price-hero .big {
  font-family: var(--mono);
  font-size: 30px;
  font-weight: 700;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}

.price-hero .big small {
  font-size: 12px;
  font-family: var(--font);
  font-weight: 400;
  color: rgba(255, 255, 255, 0.6);
  margin-left: 4px;
}

.price-hero .usd {
  text-align: right;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.7);
}

.price-hero .usd b {
  display: block;
  font-family: var(--mono);
  font-size: 16px;
  color: #e8a36b;
}

.cost-list {
  display: grid;
  gap: 9px;
}

.cost-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 10px;
  font-size: 13px;
}

.cost-item .name {
  color: var(--ink-2);
  display: flex;
  align-items: center;
  gap: 8px;
}

.cost-item .name i {
  width: 7px;
  height: 7px;
  border-radius: 2px;
  flex-shrink: 0;
}

.cost-item .val {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  text-align: right;
  color: var(--ink);
}

.cost-item .bar {
  grid-column: 1 / -1;
  height: 5px;
  border-radius: 3px;
  background: #f1f3f6;
  overflow: hidden;
}

.cost-item .bar span {
  display: block;
  height: 100%;
  border-radius: 3px;
}

.cost-total {
  display: flex;
  justify-content: space-between;
  padding-top: 12px;
  margin-top: 6px;
  border-top: 1px dashed var(--line-2);
  font-weight: 700;
}

.cost-total .val {
  font-family: var(--mono);
}

.risk-box {
  border: 1px solid #f0dcc9;
  background: #fffaf4;
  border-radius: 12px;
  padding: 14px 16px;
}

.risk-box h4 {
  font-size: 13px;
  color: #a85f2c;
  display: flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 8px;
}

.risk-box p {
  font-size: 12.8px;
  color: var(--ink-2);
  line-height: 1.7;
}

.risk-box p + p {
  margin-top: 6px;
}

.ai-loading {
  display: grid;
  gap: 10px;
  padding: 10px 0;
}

.ai-loading .line {
  height: 10px;
  border-radius: 5px;
  background: linear-gradient(90deg, #f2f4f7 25%, #e8ebf0 37%, #f2f4f7 63%);
  background-size: 400% 100%;
  animation: shimmer 1.2s infinite;
}

.ai-loading .line:nth-child(1) {
  width: 40%;
}

.ai-loading .line:nth-child(2) {
  width: 85%;
}

.ai-loading .line:nth-child(3) {
  width: 65%;
}

.ai-loading .line:nth-child(4) {
  width: 78%;
}

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

.ai-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.ai-step {
  font-size: 11px;
  color: var(--muted);
  padding: 3px 9px;
  border-radius: 999px;
  background: #f2f4f7;
}

.ai-step.done {
  background: #e9f6f1;
  color: var(--teal);
}

/* ---------- 提示条 ---------- */
.notice {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 12px 16px;
  border-radius: 10px;
  background: #f5f8fc;
  border: 1px solid #e1e9f2;
  color: var(--ink-2);
  font-size: 12.5px;
  line-height: 1.65;
}

.notice .ico {
  flex-shrink: 0;
  color: var(--navy-3);
  margin-top: 1px;
}

.notice.warm {
  background: #fffaf4;
  border-color: #f0dcc9;
}

/* ---------- 供需卡片 ---------- */
.supply-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.supply-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.18s, transform 0.18s, border-color 0.18s;
}

.supply-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: #e2c9b2;
}

.supply-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 9px;
  border-radius: 6px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.tag.supply {
  background: #e9f6f1;
  color: #0f766e;
}

.tag.demand {
  background: #eef2ff;
  color: #3b5bdb;
}

.tag.material {
  background: #f2f4f7;
  color: var(--muted);
}

.supply-title {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.45;
}

.supply-spec {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  font-size: 12px;
  color: var(--muted);
}

.supply-spec b {
  color: var(--ink-2);
  font-weight: 600;
}

.supply-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  margin-top: auto;
}

.supply-company {
  font-size: 12px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.avatar {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  display: grid;
  place-items: center;
  background: var(--navy);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  flex-shrink: 0;
}

/* ---------- 排行榜 ---------- */
.rank-bars {
  display: grid;
  gap: 14px;
}

.bar-row {
  display: grid;
  grid-template-columns: 26px 132px minmax(0, 1fr) 96px 70px;
  align-items: center;
  gap: 12px;
  font-size: 13px;
}

.bar-rank {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  text-align: center;
}

.bar-name {
  font-weight: 600;
  color: var(--ink-2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.bar-track {
  height: 12px;
  border-radius: 999px;
  background: #f1f3f6;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, #c87941, #e3ab7f);
  transition: width 0.6s ease;
}

.bar-val {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  text-align: right;
  color: var(--ink);
}

.bar-share {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  text-align: right;
}

.donut-wrap {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.donut-legend {
  display: grid;
  gap: 8px;
  font-size: 12.5px;
  min-width: 150px;
}

.donut-legend li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink-2);
}

.donut-legend i {
  width: 9px;
  height: 9px;
  border-radius: 3px;
  flex-shrink: 0;
}

.donut-legend .pc {
  margin-left: auto;
  font-family: var(--mono);
  color: var(--muted);
}

/* ---------- 贸易工具箱 ---------- */
.trade-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 20px;
  align-items: start;
}

.landed-list {
  display: grid;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}

.landed-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 14px;
  font-size: 13px;
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.landed-row:last-child {
  border-bottom: none;
}

.landed-row .k {
  color: var(--muted);
}

.landed-row .v {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}

.landed-row.total {
  background: #fafbfc;
  font-weight: 700;
}

.landed-row.total .v {
  color: var(--copper-dark);
  font-size: 15px;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 14px;
}

.metric {
  padding: 12px 14px;
  border-radius: 10px;
  background: #f8f9fb;
  border: 1px solid var(--line);
}

.metric .l {
  font-size: 11.5px;
  color: var(--muted);
}

.metric .v {
  font-family: var(--mono);
  font-size: 17px;
  font-weight: 700;
  margin-top: 2px;
  font-variant-numeric: tabular-nums;
}

.metric .v small {
  font-size: 10.5px;
  font-weight: 400;
  color: var(--muted);
  font-family: var(--font);
}

/* ---------- 资讯 ---------- */
.chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.chip {
  padding: 6px 13px;
  border-radius: 999px;
  border: 1px solid var(--line-2);
  background: #fff;
  font-size: 12.5px;
  color: var(--muted);
  transition: all 0.15s;
}

.chip:hover {
  border-color: var(--copper);
  color: var(--copper-dark);
}

.chip.active {
  background: var(--navy);
  border-color: var(--navy);
  color: #fff;
}

.news-list {
  display: grid;
  gap: 0;
}

.news-item {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr) auto;
  gap: 18px;
  padding: 20px 4px;
  border-bottom: 1px solid var(--line);
  align-items: start;
  cursor: pointer;
  transition: background 0.15s;
  border-radius: 8px;
}

.news-item:hover {
  background: #fbfcfd;
}

.news-date {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  padding-top: 3px;
}

.news-title {
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
  margin-bottom: 6px;
}

.news-item:hover .news-title {
  color: var(--copper-dark);
}

.news-summary {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-cat {
  font-size: 11.5px;
  color: var(--copper-dark);
  background: var(--copper-light);
  padding: 3px 9px;
  border-radius: 6px;
  white-space: nowrap;
}

.search-box {
  position: relative;
  min-width: 220px;
}

.search-box .input {
  padding-left: 36px;
  min-height: 40px;
}

.search-box svg {
  position: absolute;
  left: 11px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
}

/* ---------- 入驻与会员 ---------- */
.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  align-items: stretch;
}

.plan {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 24px 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.plan.featured {
  border-color: #e0b58f;
  box-shadow: 0 14px 40px rgba(200, 121, 65, 0.16);
}

.plan-badge {
  position: absolute;
  top: -11px;
  left: 50%;
  transform: translateX(-50%);
  padding: 2px 12px;
  border-radius: 999px;
  background: var(--copper);
  color: #fff;
  font-size: 11px;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.plan-name {
  font-size: 16px;
  font-weight: 700;
}

.plan-price {
  font-family: var(--mono);
  font-size: 30px;
  font-weight: 700;
  line-height: 1.1;
}

.plan-price small {
  font-size: 12px;
  font-weight: 400;
  color: var(--muted);
  font-family: var(--font);
}

.plan-desc {
  font-size: 12.5px;
  color: var(--muted);
  min-height: 38px;
}

.plan-features {
  display: grid;
  gap: 9px;
  font-size: 13px;
  color: var(--ink-2);
  padding-top: 6px;
  border-top: 1px dashed var(--line);
  margin-top: 2px;
}

.plan-features li {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  line-height: 1.55;
}

.plan-features svg {
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--teal);
}

.member-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 26px;
  border-radius: var(--radius);
  background: linear-gradient(120deg, #0b2540 0%, #123b63 70%, #1a4c78 100%);
  color: #fff;
  flex-wrap: wrap;
}

.member-banner h3 {
  font-size: 19px;
  margin-bottom: 6px;
}

.member-banner p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.68);
  max-width: 620px;
  line-height: 1.7;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.step {
  position: relative;
  padding: 18px 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
}

.step .n {
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: var(--copper-light);
  color: var(--copper-dark);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 10px;
}

.step h4 {
  font-size: 13.5px;
  margin-bottom: 4px;
}

.step p {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.6;
}

/* ---------- 首页模块 ---------- */
.market-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.9fr) minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

.quick-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  color: inherit;
  min-height: 172px;
  transition: box-shadow 0.18s, transform 0.18s, border-color 0.18s;
}

.quick-card:hover {
  color: inherit;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: #e2c9b2;
}

.quick-icon {
  width: 40px;
  height: 40px;
  border-radius: 11px;
  display: grid;
  place-items: center;
  background: var(--copper-light);
  color: var(--copper-dark);
}

.quick-icon svg {
  width: 21px;
  height: 21px;
}

.quick-card h3 {
  font-size: 15px;
  font-weight: 700;
}

.quick-card p {
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.62;
}

.quick-arrow {
  margin-top: auto;
  color: var(--copper-dark);
  font-size: 15px;
  line-height: 1;
}

.mini-list {
  display: grid;
}

.mini-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 11px 2px;
  border-bottom: 1px dashed var(--line);
  color: inherit;
}

.mini-item:last-child {
  border-bottom: none;
  padding-bottom: 2px;
}

.mini-item:hover {
  color: var(--copper-dark);
}

.mini-title {
  font-size: 13.5px;
  line-height: 1.55;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.mini-date {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--muted);
  white-space: nowrap;
}

.mini-item .tag {
  margin-right: 8px;
  vertical-align: 1px;
}

#share-donut {
  flex-shrink: 0;
}

/* ---------- 页脚 ---------- */
.site-footer {
  margin-top: 44px;
  background: #0a1f36;
  color: rgba(255, 255, 255, 0.66);
  padding: 40px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 30px;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .brand {
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 12.5px;
  line-height: 1.75;
  max-width: 320px;
}

.footer-col h4 {
  color: #fff;
  font-size: 13px;
  margin-bottom: 12px;
  letter-spacing: 0.4px;
}

.footer-col ul {
  display: grid;
  gap: 8px;
  font-size: 12.5px;
}

.footer-col a {
  color: rgba(255, 255, 255, 0.62);
}

.footer-col a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 18px;
  font-size: 11.5px;
  color: rgba(255, 255, 255, 0.42);
  line-height: 1.7;
}

.footer-disclaimer {
  font-size: 11.5px;
  color: rgba(255, 255, 255, 0.42);
  line-height: 1.7;
  margin-top: 10px;
}

/* ---------- 弹窗 ---------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(11, 24, 40, 0.56);
  backdrop-filter: blur(3px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.18s, visibility 0.18s;
}

.modal-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  width: min(540px, 100%);
  max-height: 86vh;
  overflow-y: auto;
  background: #fff;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  transform: translateY(12px) scale(0.98);
  transition: transform 0.2s;
}

.modal-backdrop.open .modal {
  transform: none;
}

.modal.wide {
  width: min(760px, 100%);
}

.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 22px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: #fff;
  border-radius: 16px 16px 0 0;
  z-index: 1;
}

.modal-head h3 {
  font-size: 16.5px;
}

.modal-close {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  color: var(--muted);
  transition: background 0.15s;
}

.modal-close:hover {
  background: #f2f4f7;
  color: var(--ink);
}

.modal-body {
  padding: 20px 22px;
}

.modal-foot {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 14px 22px 20px;
}

/* ---------- 轻提示 ---------- */
.toast-wrap {
  position: fixed;
  left: 50%;
  bottom: 32px;
  z-index: 200;
  transform: translateX(-50%);
  display: grid;
  gap: 8px;
  pointer-events: none;
}

.toast {
  padding: 10px 18px;
  border-radius: 10px;
  background: rgba(11, 37, 64, 0.94);
  color: #fff;
  font-size: 13px;
  box-shadow: var(--shadow-md);
  animation: toast-in 0.2s ease;
}

.toast.ok {
  background: #0f5132;
}

.toast.warn {
  background: #9a4a12;
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 移动端底部导航 ---------- */
.bottom-nav {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 80;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--line);
  padding: 6px 6px calc(6px + env(safe-area-inset-bottom));
}

.bottom-nav a {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 4px 0;
  color: var(--muted);
  font-size: 10.5px;
  border-radius: 8px;
}

.bottom-nav a.active {
  color: var(--copper-dark);
}

.bottom-nav svg {
  width: 20px;
  height: 20px;
}

/* ---------- 动画 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(10px);
}

.reveal.in {
  opacity: 1;
  transform: none;
  transition: opacity 0.5s ease, transform 0.5s ease;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1130px) {
  .kpi-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .supply-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bar-row {
    grid-template-columns: 24px 110px minmax(0, 1fr) 84px 56px;
    gap: 10px;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 10px 16px 16px;
    background: #0b2540;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 18px 30px rgba(0, 0, 0, 0.24);
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav a {
    padding: 11px 12px;
  }

  .main-nav a.active::after {
    display: none;
  }

  .menu-toggle {
    display: grid;
  }

  .header-actions .user-chip .name {
    display: none;
  }
}

@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 38px 0 40px;
  }

  .hero h1 {
    font-size: 30px;
  }

  .hero-card {
    max-width: 520px;
  }

  .quote-layout,
  .trade-layout,
  .market-layout {
    grid-template-columns: 1fr;
  }

  .result-card {
    position: static;
  }

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

  .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .plan-grid {
    grid-template-columns: 1fr;
    max-width: 520px;
    margin: 0 auto;
  }

  .news-item {
    grid-template-columns: 70px minmax(0, 1fr);
  }

  .news-item .news-cat {
    grid-column: 2;
  }
}

@media (max-width: 720px) {
  body {
    padding-bottom: 68px;
  }

  .header-inner {
    gap: 8px;
  }

  .brand {
    gap: 8px;
  }

  .brand-name {
    font-size: 14px;
    letter-spacing: 0.2px;
  }

  .header-actions {
    gap: 5px;
  }

  .lang-switch button {
    padding: 3px 7px;
    font-size: 11.5px;
  }

  .user-chip {
    padding: 4px 7px;
    gap: 0;
  }

  .user-chip .tier {
    display: none;
  }

  .btn-header {
    padding: 7px 11px;
    font-size: 12.5px;
    white-space: nowrap;
  }

  .menu-toggle {
    width: 34px;
    height: 34px;
    flex-shrink: 0;
  }

  .container {
    width: calc(100% - 28px);
  }

  .section {
    padding: 26px 0;
  }

  .kpi-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .kpi-card {
    padding: 13px 14px 12px;
  }

  .kpi-value {
    font-size: 20px;
  }

  .kpi-spark {
    display: none;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

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

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

  .hero h1 {
    font-size: 26px;
  }

  .hero-sub {
    font-size: 13.5px;
  }

  .hero-stats {
    gap: 18px;
  }

  .hero-stat .num {
    font-size: 18px;
  }

  .section-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }

  .card-head {
    flex-wrap: wrap;
    padding: 14px 16px;
  }

  .card-body {
    padding: 14px 16px;
  }

  .bar-row {
    grid-template-columns: 22px 92px minmax(0, 1fr) 74px;
  }

  .bar-share {
    display: none;
  }

  .bottom-nav {
    display: flex;
  }

  .site-footer {
    margin-top: 30px;
    padding-bottom: 20px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .metric-row {
    grid-template-columns: 1fr;
  }

  .metric {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .metric .v {
    margin-top: 0;
  }

  .news-item {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 16px 2px;
  }

  .news-item .news-cat {
    grid-column: auto;
    justify-self: start;
    order: -1;
  }

  .news-date {
    display: none;
  }

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

  .member-banner {
    padding: 20px;
  }

  .hero-card {
    padding: 18px;
  }

  .hero-quote {
    font-size: 28px;
  }

  .toast-wrap {
    bottom: 84px;
  }

  .price-hero .big {
    font-size: 25px;
  }
}

@media (max-width: 420px) {
  .hero-cta .btn {
    width: 100%;
  }

  .brand-en {
    display: none;
  }
}

@media (max-width: 380px) {
  .brand-text {
    display: none;
  }
}

/* ---------- 报价口径 ---------- */
.assume {
  margin-top: 16px;
  border: 1px dashed var(--line);
  border-radius: 10px;
  background: #fbfcfd;
  padding: 0 14px 12px;
}

.assume > summary {
  cursor: pointer;
  list-style: none;
  padding: 11px 0 9px;
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
  display: flex;
  align-items: center;
  gap: 8px;
}

.assume > summary::-webkit-details-marker {
  display: none;
}

.assume > summary::before {
  content: "+";
  display: inline-grid;
  place-items: center;
  width: 16px;
  height: 16px;
  border-radius: 4px;
  background: var(--copper-light);
  color: var(--copper-dark);
  font-size: 12px;
  line-height: 1;
}

.assume[open] > summary::before {
  content: "–";
}

.assume-list {
  display: grid;
  gap: 6px;
}

.assume-row {
  position: relative;
  padding-left: 12px;
  font-size: 12.5px;
  color: var(--ink-2);
  line-height: 1.55;
}

.assume-row::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 8px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--copper);
}

/* ---------- 打印（报价单） ---------- */
@media print {
  body {
    background: #fff;
    padding: 0;
  }

  .site-header,
  .ticker,
  .site-footer,
  .bottom-nav,
  .hero,
  .no-print,
  .toast-wrap,
  .modal-backdrop {
    display: none !important;
  }

  .result-card {
    position: static;
    box-shadow: none;
    border: 1px solid #ddd;
  }

  .print-title {
    display: block !important;
    margin-bottom: 12px;
    font-size: 16px;
    font-weight: 700;
  }
}

.print-title {
  display: none;
}