/* ==========================================================================
   唤心自在 · 官网样式系统
   配色：米咖 + 墨绿 · 风格：简约大气 · 东方底蕴
   ========================================================================== */

/* ---------- 设计令牌 ---------- */
:root {
  --bg: #FBF8F3;
  --bg-soft: #F5F0E7;
  --bg-mist: #EFEAE0;
  --surface: #FFFFFF;
  --ink: #22261F;
  --ink-2: #3D443A;
  --muted: #7C7A70;
  --line: #E6DFD2;
  --line-2: #D8CFBD;

  --primary: #2E4A3D;
  --primary-700: #22392F;
  --primary-400: #557363;
  --primary-300: #8AA697;
  --primary-050: #E9EFEA;

  --accent: #A9855A;
  --accent-600: #8E6B42;
  --accent-050: #F4EADC;

  --danger: #B4453C;
  --danger-050: #FBEDEB;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;

  --shadow-xs: 0 1px 2px rgba(34, 38, 31, .04);
  --shadow-sm: 0 1px 2px rgba(34, 38, 31, .04), 0 8px 24px -16px rgba(34, 38, 31, .22);
  --shadow-md: 0 2px 4px rgba(34, 38, 31, .04), 0 22px 46px -28px rgba(34, 38, 31, .32);

  --container: 1180px;
  --header-h: 76px;

  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --font-sans: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* ---------- 基础重置 ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color .25s ease;
}

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

button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}

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

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--ink);
}

p {
  margin: 0;
}

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

::selection {
  background: var(--primary);
  color: #fff;
}

/* hidden 属性必须始终生效，避免被组件 display 规则覆盖 */
[hidden] {
  display: none !important;
}

/* ---------- 布局 ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

.section {
  padding: 96px 0;
}

.section--tight {
  padding: 68px 0;
}

.section--soft {
  background: var(--bg-soft);
}

.section--ink {
  background: var(--primary-700);
  color: #E9EFEA;
}

.section--ink h2,
.section--ink h3 {
  color: #fff;
}

.grid {
  display: grid;
  gap: 24px;
}

.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));
}

/* ---------- 标题排版 ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent-600);
  font-weight: 600;
  margin-bottom: 18px;
}

.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--accent);
  display: block;
}

.section-head {
  max-width: 720px;
  margin-bottom: 54px;
}

.section-head--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-head--center .eyebrow {
  justify-content: center;
}

.section-title {
  font-size: clamp(26px, 3.2vw, 38px);
  line-height: 1.35;
}

.section-lead {
  margin-top: 18px;
  color: var(--muted);
  font-size: 16.5px;
  line-height: 1.9;
}

.section--ink .section-lead {
  color: rgba(233, 239, 234, .78);
}

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

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
  transition: transform .2s ease, background .25s ease, color .25s ease, border-color .25s ease, box-shadow .25s ease;
  white-space: nowrap;
}

.btn:active {
  transform: translateY(1px);
}

.btn--primary {
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.btn--primary:hover {
  background: var(--primary-700);
  color: #fff;
  transform: translateY(-2px);
}

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

.btn--ghost:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-050);
}

.btn--light {
  background: rgba(255, 255, 255, .1);
  border-color: rgba(255, 255, 255, .32);
  color: #fff;
}

.btn--light:hover {
  background: rgba(255, 255, 255, .2);
  color: #fff;
}

.btn--onDark {
  background: #fff;
  color: var(--primary-700);
}

.btn--onDark:hover {
  background: var(--accent-050);
  color: var(--primary-700);
  transform: translateY(-2px);
}

.btn--sm {
  padding: 9px 18px;
  font-size: 14px;
}

.btn--block {
  width: 100%;
}

.btn[disabled] {
  opacity: .55;
  cursor: not-allowed;
  transform: none !important;
}

/* ---------- 顶部导航 ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 120;
  background: rgba(251, 248, 243, .86);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s ease, box-shadow .3s ease, background .3s ease;
}

.header.is-scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 6px 24px -22px rgba(34, 38, 31, .5);
}

.header__inner {
  display: flex;
  align-items: center;
  gap: 26px;
  height: var(--header-h);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand__mark {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
}

.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand__name {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: .08em;
}

.brand__en {
  font-size: 9.5px;
  letter-spacing: .3em;
  color: var(--muted);
  text-transform: uppercase;
}

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

.nav__link {
  position: relative;
  padding: 8px 15px;
  border-radius: 999px;
  font-size: 15px;
  color: var(--ink-2);
  transition: color .25s ease, background .25s ease;
}

.nav__link:hover {
  color: var(--primary);
  background: var(--primary-050);
}

.nav__link.is-active {
  color: var(--primary);
  font-weight: 600;
}

.nav__link.is-active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 16px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transform: translateX(-50%);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.user-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px 6px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  font-size: 13.5px;
  max-width: 240px;
}

.user-chip__avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

.user-chip__mail {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--ink-2);
}

.user-chip__out {
  font-size: 12.5px;
  color: var(--muted);
  padding: 2px 6px;
  border-radius: 6px;
}

.user-chip__out:hover {
  color: var(--danger);
  background: var(--danger-050);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  width: 17px;
  height: 1.6px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform .28s ease, opacity .2s ease;
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(6.6px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-6.6px) rotate(-45deg);
}

/* ---------- 首屏 ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--bg);
  padding: 100px 0 96px;
}

.hero__art {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  gap: 60px;
  align-items: center;
}

.hero__title {
  font-size: clamp(32px, 4.6vw, 56px);
  line-height: 1.28;
  letter-spacing: .02em;
}

.hero__title em {
  font-style: normal;
  color: var(--primary);
  position: relative;
}

.hero__title em::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: .08em;
  height: .28em;
  background: var(--accent-050);
  border-radius: 3px;
  z-index: -1;
}

.hero__sub {
  margin-top: 26px;
  font-size: 17px;
  line-height: 1.95;
  color: var(--muted);
  max-width: 560px;
}

.hero__cta {
  margin-top: 38px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero__meta {
  margin-top: 46px;
  display: flex;
  flex-wrap: wrap;
  gap: 34px;
}

.hero__meta-item {
  font-size: 14px;
  color: var(--muted);
}

.hero__meta-item strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 24px;
  color: var(--primary);
  font-weight: 600;
}

.hero__panel {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(155deg, var(--primary-700), var(--primary) 46%, #3E5C4B);
  padding: 42px 38px;
  color: #E9EFEA;
  box-shadow: var(--shadow-md);
}

.hero__panel::after {
  content: "";
  position: absolute;
  width: 300px;
  height: 300px;
  right: -120px;
  top: -110px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(169, 133, 90, .38), transparent 68%);
}

.hero__panel-label {
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--primary-300);
}

.hero__panel-title {
  font-family: var(--font-serif);
  font-size: 25px;
  color: #fff;
  margin-top: 12px;
  line-height: 1.5;
}

.hero__list {
  margin-top: 28px;
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, .12);
  border-radius: 12px;
  overflow: hidden;
}

.hero__list li {
  background: rgba(255, 255, 255, .06);
  padding: 15px 18px;
  font-size: 14.5px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, .92);
}

.hero__list li b {
  font-family: var(--font-serif);
  color: var(--accent);
  font-size: 13px;
  letter-spacing: .06em;
}

.hero__note {
  margin-top: 24px;
  font-size: 12.5px;
  line-height: 1.8;
  color: rgba(233, 239, 234, .6);
}

/* ---------- 卡片 ---------- */
.card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 34px 30px;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--line-2);
}

.card__idx {
  font-family: var(--font-serif);
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--accent);
}

.card__icon {
  width: 46px;
  height: 46px;
  margin: 20px 0 18px;
  color: var(--primary);
}

.card__title {
  font-size: 20px;
  line-height: 1.5;
}

.card__desc {
  margin-top: 14px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.9;
}

.card__tags {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  font-size: 12.5px;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--bg-soft);
  color: var(--ink-2);
  border: 1px solid var(--line);
}

.tag--accent {
  background: var(--accent-050);
  color: var(--accent-600);
  border-color: #E7D9C2;
}

/* 内容顶对齐，多余高度留在操作区上方，避免卡片中部出现大片空白 */
.card__foot {
  margin-top: auto;
  padding-top: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.card__link {
  font-size: 14px;
  color: var(--primary);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.card__link:hover {
  gap: 10px;
}

/* ---------- 收藏按钮 ---------- */
.fav-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line-2);
  background: var(--surface);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 13px;
  color: var(--muted);
  transition: all .25s ease;
}

.fav-btn:hover {
  border-color: var(--accent);
  color: var(--accent-600);
  background: var(--accent-050);
}

.fav-btn.is-on {
  border-color: var(--accent);
  color: var(--accent-600);
  background: var(--accent-050);
  font-weight: 500;
}

.fav-btn svg {
  width: 14px;
  height: 14px;
}

/* ---------- Slogan 带 ---------- */
.slogan {
  text-align: center;
  padding: 92px 0;
  position: relative;
  overflow: hidden;
}

.slogan__text {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3.4vw, 40px);
  letter-spacing: .16em;
  line-height: 1.6;
}

.slogan__sub {
  margin-top: 20px;
  color: rgba(233, 239, 234, .68);
  font-size: 15px;
  letter-spacing: .08em;
}

.slogan__deco {
  width: 44px;
  height: 1px;
  background: rgba(169, 133, 90, .8);
  margin: 30px auto 0;
}

/* ---------- 快捷入口 ---------- */
.quick {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.quick__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 26px 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  transition: all .28s ease;
}

.quick__item:hover {
  border-color: var(--primary-300);
  background: var(--primary-050);
  transform: translateX(4px);
}

.quick__label {
  font-family: var(--font-serif);
  font-size: 18px;
}

.quick__hint {
  font-size: 12.5px;
  color: var(--muted);
  margin-top: 4px;
}

.quick__arrow {
  color: var(--primary);
  flex-shrink: 0;
}

/* ---------- 提示条 ---------- */
.notice {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--accent-050);
  border: 1px solid #E7D9C2;
  border-radius: var(--radius);
  padding: 18px 22px;
  font-size: 13.5px;
  line-height: 1.85;
  color: #6E5637;
}

.notice svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--accent-600);
}

.notice--plain {
  background: var(--bg-soft);
  border-color: var(--line);
  color: var(--muted);
}

/* ---------- 关于我们 ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.prose p {
  color: var(--ink-2);
  font-size: 16px;
  line-height: 2.05;
  margin-bottom: 18px;
}

.prose p:last-child {
  margin-bottom: 0;
}

.mvv {
  display: grid;
  gap: 18px;
}

.mvv__item {
  padding: 28px 30px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--line);
}

.mvv__label {
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}

.mvv__text {
  margin-top: 12px;
  font-family: var(--font-serif);
  font-size: 19px;
  line-height: 1.75;
}

.value-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.value-pill {
  font-family: var(--font-serif);
  font-size: 20px;
  letter-spacing: .12em;
  padding: 16px 34px;
  border-radius: 999px;
  border: 1px solid var(--line-2);
  background: var(--surface);
  color: var(--primary);
}

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

.audience__item {
  display: flex;
  gap: 18px;
  padding: 24px 26px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--line);
}

.audience__key {
  font-family: var(--font-serif);
  font-size: 17px;
  color: var(--primary);
  min-width: 96px;
}

.audience__val {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

/* ---------- 课程 / 列表 ---------- */
.course {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 32px;
  transition: all .3s ease;
}

.course:hover {
  border-color: var(--primary-300);
  box-shadow: var(--shadow-sm);
}

.course__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}

.course__name {
  font-size: 19px;
}

.course__no {
  font-family: var(--font-serif);
  font-size: 13px;
  color: var(--accent);
  letter-spacing: .14em;
}

.course__desc {
  margin-top: 14px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.9;
}

.course__meta {
  margin-top: 20px;
  display: grid;
  gap: 10px;
  padding-top: 18px;
  border-top: 1px dashed var(--line-2);
}

.course__meta div {
  display: flex;
  gap: 12px;
  font-size: 14px;
}

.course__meta dt {
  color: var(--muted);
  min-width: 68px;
  flex-shrink: 0;
}

.course__meta dd {
  margin: 0;
  color: var(--ink-2);
}

.mini-list {
  display: grid;
  gap: 12px;
}

.mini-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 15px;
  color: var(--ink-2);
  line-height: 1.8;
}

.mini-list li::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  margin-top: 11px;
}

/* 有序序号列表（对应文案中的 1./2./3. 编号） */
.mini-list--num {
  counter-reset: mini;
}

.mini-list--num li {
  counter-increment: mini;
}

.mini-list--num li::before {
  content: counter(mini) ".";
  width: auto;
  height: auto;
  border-radius: 0;
  background: none;
  font-family: var(--font-serif);
  font-size: 15px;
  color: var(--accent);
  margin-top: 0;
  line-height: 1.8;
}

/* ---------- 案例 ---------- */
.case {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
}

.case__visual {
  height: 168px;
  position: relative;
  overflow: hidden;
}

.case__visual svg {
  width: 100%;
  height: 100%;
}

.case__body {
  padding: 26px 28px 30px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.case__cat {
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}

.case__title {
  margin-top: 12px;
  font-size: 19px;
  line-height: 1.5;
}

.case__desc {
  margin-top: 12px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.9;
  flex: 1;
}

/* ---------- 付费资讯 ---------- */
.article {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 38px 40px;
  transition: all .3s ease;
}

.article:hover {
  box-shadow: var(--shadow-sm);
  border-color: var(--line-2);
}

.article__meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 12.5px;
  color: var(--muted);
}

.article__title {
  margin-top: 16px;
  font-size: 23px;
  line-height: 1.5;
}

.article__body {
  margin-top: 18px;
  color: var(--ink-2);
  font-size: 15.5px;
  line-height: 2.05;
}

.article__body p+p {
  margin-top: 14px;
}

.article__tip {
  margin-top: 24px;
  padding: 14px 18px;
  border-left: 3px solid var(--accent);
  background: var(--accent-050);
  border-radius: 0 10px 10px 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: #6E5637;
}

/* ---------- 表单 ---------- */
.form-wrap {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 42px 44px;
  box-shadow: var(--shadow-sm);
}

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

.field {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

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

.field label {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink-2);
}

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

.field .hint {
  font-size: 12.5px;
  color: var(--muted);
}

.input,
.textarea,
.select {
  width: 100%;
  padding: 13px 16px;
  border-radius: 11px;
  border: 1px solid var(--line-2);
  background: var(--bg);
  font-size: 15px;
  transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
}

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--primary-300);
  background: var(--surface);
  box-shadow: 0 0 0 4px rgba(46, 74, 61, .09);
}

.textarea {
  resize: vertical;
  min-height: 132px;
  line-height: 1.8;
}

.input::placeholder,
.textarea::placeholder {
  color: #ACA79B;
}

.field.has-error .input,
.field.has-error .textarea {
  border-color: var(--danger);
  background: var(--danger-050);
}

.field__error {
  font-size: 12.5px;
  color: var(--danger);
  display: none;
}

.field.has-error .field__error {
  display: block;
}

.form-actions {
  margin-top: 28px;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.form-note {
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.8;
}

/* ---------- 联系方式 ---------- */
.contact-layout {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 36px;
  align-items: start;
}

.contact-item {
  display: flex;
  gap: 18px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.contact-item:last-child {
  border-bottom: 0;
}

.contact-item__icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  flex-shrink: 0;
  background: var(--primary-050);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-item__label {
  font-size: 12.5px;
  letter-spacing: .14em;
  color: var(--muted);
  text-transform: uppercase;
}

.contact-item__val {
  margin-top: 7px;
  font-size: 16px;
  color: var(--ink);
  line-height: 1.7;
  word-break: break-all;
}

.contact-item__val span {
  font-family: var(--font-serif);
}

/* ---------- 页脚 ---------- */
.footer {
  background: var(--primary-700);
  color: rgba(233, 239, 234, .74);
  padding: 72px 0 0;
}

.footer__top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 44px;
  padding-bottom: 52px;
}

.footer .brand__name {
  color: #fff;
}

.footer .brand__en {
  color: rgba(233, 239, 234, .5);
}

.footer__desc {
  margin-top: 20px;
  font-size: 14px;
  line-height: 1.95;
  max-width: 300px;
}

.footer__title {
  font-size: 14px;
  color: #fff;
  letter-spacing: .1em;
  margin-bottom: 18px;
  font-family: var(--font-serif);
}

.footer__links {
  display: grid;
  gap: 11px;
  font-size: 14px;
}

.footer__links a:hover {
  color: #fff;
}

.footer__contact {
  display: grid;
  gap: 11px;
  font-size: 14px;
  line-height: 1.7;
}

.footer__contact span {
  color: rgba(233, 239, 234, .5);
  margin-right: 8px;
}

.footer__contact a,
.footer__bottom a,
.contact-item__val a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, color .2s ease;
}

.footer__contact a:hover,
.footer__bottom a:hover {
  color: #fff;
  border-bottom-color: rgba(255, 255, 255, .5);
}

.contact-item__val a:hover {
  color: var(--primary);
  border-bottom-color: var(--primary-300);
}

.footer__disclaimer {
  border-top: 1px solid rgba(255, 255, 255, .12);
  padding: 26px 0;
  font-size: 12.5px;
  line-height: 1.9;
  color: rgba(233, 239, 234, .58);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, .12);
  padding: 22px 0 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 12.5px;
  color: rgba(233, 239, 234, .5);
  flex-wrap: wrap;
}

/* ---------- 页面头部（内页 banner） ---------- */
.page-head {
  background: var(--bg-soft);
  padding: 76px 0 62px;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.page-head__inner {
  position: relative;
  max-width: 800px;
}

.page-head h1 {
  font-size: clamp(28px, 3.6vw, 44px);
  line-height: 1.35;
}

.page-head__lead {
  margin-top: 20px;
  font-size: 16.5px;
  line-height: 1.95;
  color: var(--muted);
  max-width: 660px;
}

.crumb {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 20px;
  display: flex;
  gap: 8px;
  align-items: center;
}

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

/* ---------- 认证页 ---------- */
.auth {
  min-height: calc(100vh - var(--header-h));
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.auth__aside {
  background: linear-gradient(165deg, var(--primary-700), var(--primary) 55%, #3E5C4B);
  color: #E9EFEA;
  padding: 76px 60px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.auth__aside::after {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  left: -160px;
  bottom: -180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(169, 133, 90, .34), transparent 66%);
}

.auth__aside-title {
  font-family: var(--font-serif);
  font-size: 32px;
  color: #fff;
  line-height: 1.5;
  position: relative;
}

.auth__aside-list {
  margin-top: 34px;
  display: grid;
  gap: 16px;
  position: relative;
}

.auth__aside-list li {
  display: flex;
  gap: 12px;
  font-size: 14.5px;
  color: rgba(255, 255, 255, .82);
  line-height: 1.8;
}

.auth__aside-list li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  margin-top: 10px;
}

.auth__aside-foot {
  margin-top: 52px;
  font-size: 12.5px;
  color: rgba(233, 239, 234, .55);
  line-height: 1.9;
  position: relative;
}

.auth__main {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 28px;
}

.auth__card {
  width: 100%;
  max-width: 428px;
}

.auth__title {
  font-size: 27px;
}

.auth__sub {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14.5px;
}

.tabs {
  display: flex;
  gap: 4px;
  background: var(--bg-soft);
  border-radius: 999px;
  padding: 4px;
  margin: 30px 0 28px;
}

.tab {
  flex: 1;
  text-align: center;
  padding: 10px 0;
  border: 0;
  background: transparent;
  border-radius: 999px;
  font-size: 14.5px;
  color: var(--muted);
  transition: all .25s ease;
}

.tab.is-active {
  background: var(--surface);
  color: var(--primary);
  font-weight: 600;
  box-shadow: var(--shadow-xs);
}

.auth-form {
  display: grid;
  gap: 18px;
}

.auth-alt {
  margin-top: 22px;
  font-size: 13.5px;
  color: var(--muted);
  text-align: center;
}

.auth-alt button {
  border: 0;
  background: transparent;
  color: var(--primary);
  font-weight: 500;
  padding: 0 2px;
}

.auth-alt button:hover {
  text-decoration: underline;
}

.auth-note {
  margin-top: 26px;
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.85;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

/* ---------- 个人中心 ---------- */
.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 34px 36px;
}

.panel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 26px;
  flex-wrap: wrap;
}

.panel__title {
  font-size: 20px;
}

.panel__count {
  font-size: 13px;
  color: var(--muted);
}

.record {
  padding: 20px 0;
  border-bottom: 1px dashed var(--line-2);
  display: flex;
  gap: 20px;
  justify-content: space-between;
  flex-wrap: wrap;
}

.record:last-child {
  border-bottom: 0;
}

.record__main {
  flex: 1;
  min-width: 240px;
}

.record__title {
  font-family: var(--font-serif);
  font-size: 16.5px;
}

.record__desc {
  margin-top: 8px;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
}

.record__time {
  font-size: 12.5px;
  color: var(--muted);
  white-space: nowrap;
}

/* ---------- 空状态 ---------- */
.empty {
  text-align: center;
  padding: 58px 20px;
  color: var(--muted);
}

.empty__icon {
  width: 54px;
  height: 54px;
  margin: 0 auto 18px;
  color: var(--line-2);
}

.empty__title {
  font-family: var(--font-serif);
  font-size: 17px;
  color: var(--ink-2);
}

.empty__desc {
  margin-top: 8px;
  font-size: 14px;
}

.empty__action {
  margin-top: 22px;
}

/* ---------- Toast ---------- */
.toast-host {
  position: fixed;
  top: 92px;
  right: 26px;
  z-index: 400;
  display: grid;
  gap: 12px;
  pointer-events: none;
}

.toast {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--primary);
  border-radius: 12px;
  padding: 14px 20px;
  box-shadow: var(--shadow-md);
  font-size: 14px;
  max-width: 340px;
  line-height: 1.7;
  animation: toastIn .3s cubic-bezier(.22, 1, .36, 1) both;
}

.toast--error {
  border-left-color: var(--danger);
}

.toast--success {
  border-left-color: var(--primary);
}

.toast--info {
  border-left-color: var(--accent);
}

.toast.is-out {
  animation: toastOut .25s ease both;
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateX(24px);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes toastOut {
  to {
    opacity: 0;
    transform: translateX(24px);
  }
}

/* ---------- 付费资讯 ---------- */
.price-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 12px;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .02em;
  white-space: nowrap;
}

.price-tag--hot {
  background: var(--accent);
  color: #fff;
}

.pay-card {
  position: relative;
}

.pay-card:hover {
  transform: translateY(-4px);
}

.pay-qrs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 220px));
  justify-content: center;
  gap: 18px;
  margin-top: 24px;
}

.qr-slot {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 26px 18px;
  border: 1.5px dashed var(--line-2);
  border-radius: 14px;
  background: var(--bg);
  text-align: center;
}

.qr-slot svg {
  width: 44px;
  height: 44px;
  color: var(--muted);
}

/* ---------- 收款码卡片 ---------- */
.qr-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 18px 18px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

.qr-card img {
  display: block;
  width: 100%;
  max-width: 220px;
  height: auto;
  border-radius: 10px;
}

.qr-card__cap {
  font-size: 13px;
  color: var(--ink-2);
  text-align: center;
  line-height: 1.6;
}

.qr-card__cap b {
  color: var(--primary);
  font-weight: 600;
}

.qr-slot strong {
  font-size: 14px;
  color: var(--ink-2);
}

.qr-slot em {
  font-style: normal;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.7;
}

.paywall {
  margin-top: 28px;
  padding: 30px 32px;
  border: 1px solid var(--primary-300, rgba(46, 74, 61, .35));
  border-radius: var(--radius-lg);
  background: var(--primary-050, rgba(46, 74, 61, .04));
}

.paywall__head {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.paywall__head svg {
  width: 34px;
  height: 34px;
  padding: 7px;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  box-sizing: content-box;
}

.paywall__head strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 19px;
}

.paywall__head span {
  display: block;
  margin-top: 4px;
  font-size: 13.5px;
  color: var(--muted);
}

.paywall__head em {
  font-style: normal;
  color: var(--primary);
  font-weight: 600;
}

.paywall__toc {
  margin-top: 22px;
  display: grid;
  gap: 10px;
  padding: 18px 20px;
  border-radius: 12px;
  border: 1px dashed var(--line-2);
  background: var(--surface);
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.7;
}

.paywall__note {
  margin: 20px 0 0;
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.85;
}

.paywall__note a {
  color: var(--primary);
  text-decoration: underline;
}

@media (max-width: 640px) {
  .pay-qrs {
    grid-template-columns: 1fr;
  }

  .paywall {
    padding: 24px 20px;
  }
}

/* ---------- 滚动动效（仅在 JS 可用时启用，避免脚本失效导致内容不可见） ---------- */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s cubic-bezier(.22, 1, .36, 1), transform .7s cubic-bezier(.22, 1, .36, 1);
}

.js [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .hero__grid {
    grid-template-columns: 1fr;
    gap: 46px;
  }

  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer__top {
    grid-template-columns: 1fr 1fr;
    gap: 38px;
  }

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

  .auth__aside {
    display: none;
  }
}

@media (max-width: 860px) {
  :root {
    --header-h: 68px;
  }

  .section {
    padding: 68px 0;
  }

  .container {
    padding: 0 20px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 14px 20px 22px;
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: all .28s ease;
    box-shadow: var(--shadow-md);
    margin-left: 0;
  }

  .nav.is-open {
    transform: none;
    opacity: 1;
    visibility: visible;
  }

  .nav__link {
    padding: 13px 16px;
    font-size: 15.5px;
  }

  .nav__link.is-active::after {
    display: none;
  }

  .nav__link.is-active {
    background: var(--primary-050);
  }

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

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

  .contact-layout {
    grid-template-columns: 1fr;
  }

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

  .form-wrap {
    padding: 30px 22px;
  }

  .article {
    padding: 28px 24px;
  }

  .panel {
    padding: 26px 22px;
  }

  .user-chip__mail {
    display: none;
  }

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

  .toast-host {
    left: 20px;
    right: 20px;
    top: 80px;
  }

  .toast {
    max-width: none;
  }
}

@media (max-width: 560px) {
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 62px 0 66px;
  }

  .hero__meta {
    gap: 22px;
  }

  .value-pill {
    font-size: 17px;
    padding: 13px 24px;
  }

  .audience__item {
    flex-direction: column;
    gap: 8px;
  }

  .audience__key {
    min-width: 0;
  }
}

@media print {

  .header,
  .footer,
  .toast-host {
    display: none;
  }
}