/* ============================================================
   hfcoach — 海峰教练站点皮肤
   设计基调：深松青 × 米白纸感 × 黄铜点睛；衬线中文标题；编辑排版
   ============================================================ */

:root {
  --ink: #22302b;            /* 深字 */
  --ink-2: #5b6b64;          /* 次级字 */
  --pine: #1c3a32;           /* 深松青 主色 */
  --pine-deep: #12271f;      /* 更深松青（尾屏/深底） */
  --paper: #faf8f4;          /* 米白纸感 底色 */
  --wash: #e9efec;           /* 浅青灰 分隔区块 */
  --line: #d8d2c4;           /* 纸感细线 */
  --brass: #a8843c;          /* 黄铜 点睛 */
  --brass-soft: #c9a96a;     /* 黄铜浅 */
  --serif: "Noto Serif SC", "Source Han Serif SC", "Source Han Serif CN", "Songti SC", STSong, SimSun, serif;
  --sans: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
  --measure: 38em;           /* 正文行宽 */
  --gutter: clamp(20px, 5vw, 64px);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--brass); }
img { max-width: 100%; display: block; }

::selection { background: var(--pine); color: var(--paper); }

:focus-visible { outline: 2px solid var(--brass); outline-offset: 3px; }

.wrap {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.narrow { max-width: 860px; }

/* ---------- 顶部导航 ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 248, 244, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
}

.brand {
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--pine);
  white-space: nowrap;
}
.brand em {
  font-style: normal;
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--brass);
  display: block;
  line-height: 1;
  margin-top: 2px;
  font-family: var(--sans);
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.4vw, 30px);
  font-size: 15.5px;
}
.nav a {
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  transition: border-color 0.18s ease;
}
.nav a:hover { color: var(--pine); border-bottom-color: var(--brass); }
.nav a[aria-current="page"] { border-bottom-color: var(--pine); color: var(--pine); font-weight: 600; }

.lang-switch {
  font-size: 13.5px;
  color: var(--ink-2);
  border-left: 1px solid var(--line);
  padding-left: 18px;
  margin-left: 6px;
  letter-spacing: 0.08em;
}
.lang-switch .on { color: var(--pine); font-weight: 600; }

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 15px;
  cursor: pointer;
  color: var(--pine);
}

/* ---------- 首屏 ---------- */

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(72px, 12vh, 132px) 0 clamp(64px, 10vh, 110px);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  gap: 48px;
  align-items: center;
}

.hero h1 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(38px, 5.6vw, 64px);
  line-height: 1.28;
  letter-spacing: 0.02em;
  margin: 18px 0 22px;
  color: var(--pine-deep);
  max-width: 15em;
}

.hero .lede {
  font-size: 18px;
  color: var(--ink-2);
  max-width: 34em;
  margin: 0 0 36px;
}

.hero-eyebrow {
  font-size: 14.5px;
  letter-spacing: 0.32em;
  color: var(--brass);
  margin: 0;
}

/* 竖排装饰：东方教练美学的记忆点 */
.hero-side {
  position: relative;
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 22px;
}

.seal-ring {
  width: clamp(120px, 13vw, 168px);
  height: clamp(120px, 13vw, 168px);
  border: 1.5px solid var(--brass-soft);
  border-radius: 50%;
  position: relative;
  flex: none;
  display: grid;
  place-items: center;
}
.seal-ring::after {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid var(--line);
  border-radius: 50%;
}
.seal-ring span {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-size: clamp(24px, 2.6vw, 34px);
  color: var(--pine);
  letter-spacing: 0.14em;
  writing-mode: vertical-rl;
}
.seal-ring img { width: 56%; height: auto; }

.vertical-motto {
  writing-mode: vertical-rl;
  font-family: var(--serif);
  font-size: 17px;
  letter-spacing: 0.42em;
  color: var(--ink-2);
  border-right: 1px solid var(--line);
  padding-right: 18px;
  height: 13.5em;
}

/* ---------- 按钮 ---------- */

.btn {
  display: inline-block;
  padding: 14px 34px;
  font-size: 16px;
  letter-spacing: 0.12em;
  border-radius: 2px;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--pine);
  color: var(--paper);
}
.btn-primary:hover { background: var(--pine-deep); color: var(--paper); }
.btn-ghost {
  border-color: var(--pine);
  color: var(--pine);
  background: transparent;
}
.btn-ghost:hover { border-color: var(--brass); color: var(--brass); }
.btn-brass {
  background: var(--brass);
  color: #fff;
}
.btn-brass:hover { background: #8f6e31; color: #fff; }

/* ---------- 章节骨架 ---------- */

.section { padding: clamp(64px, 9vh, 104px) 0; }
.section-wash { background: var(--wash); }
.section-deep { background: var(--pine-deep); color: #e7e3d8; }
.section-deep a:hover { color: var(--brass-soft); }

.section-head { margin-bottom: clamp(36px, 5vh, 56px); }

.section-title {
  font-family: var(--serif);
  font-size: clamp(28px, 3.6vw, 40px);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--pine-deep);
  margin: 0 0 14px;
  line-height: 1.35;
}
.section-deep .section-title { color: #f3efe4; }

.section-sub {
  margin: 0;
  color: var(--ink-2);
  max-width: 40em;
}
.section-deep .section-sub { color: #b9c4bd; }

.rule {
  width: 56px;
  height: 3px;
  background: var(--brass);
  border: 0;
  margin: 0 0 22px;
}

/* ---------- 数字条 ---------- */

.stats-band {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.stat {
  padding: 34px 24px;
  text-align: center;
}
.stat + .stat { border-left: 1px solid var(--line); }
.stat b {
  display: block;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(34px, 4vw, 46px);
  color: var(--brass);
  line-height: 1.15;
}
.stat span {
  display: block;
  margin-top: 6px;
  font-size: 14.5px;
  letter-spacing: 0.22em;
  color: var(--ink-2);
}

/* ---------- 服务：编号递进行卡 ---------- */

.service-row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr) auto;
  gap: 28px;
  align-items: baseline;
  padding: 34px 10px;
  border-top: 1px solid var(--line);
  transition: background 0.2s ease;
}
.service-row:last-child { border-bottom: 1px solid var(--line); }
.service-row:hover { background: rgba(28, 58, 50, 0.045); }

.service-no {
  font-family: var(--serif);
  font-size: 30px;
  color: var(--brass);
  font-weight: 700;
}
.service-row h3 {
  font-family: var(--serif);
  font-size: 24px;
  margin: 0 0 8px;
  color: var(--pine-deep);
  letter-spacing: 0.04em;
}
.service-row p {
  margin: 0;
  color: var(--ink-2);
  max-width: 44em;
  font-size: 16px;
}
.service-more {
  font-size: 14.5px;
  letter-spacing: 0.14em;
  color: var(--pine);
  white-space: nowrap;
  border-bottom: 1px solid var(--brass-soft);
  padding-bottom: 2px;
}
.service-row:hover .service-more { color: var(--brass); }

/* ---------- 洞见列表 ---------- */

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

.insight-item {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 26px;
  padding: 30px 10px;
  border-top: 1px solid var(--line);
}
.insight-item:last-child { border-bottom: 1px solid var(--line); }
.insight-item time {
  font-size: 14px;
  color: var(--brass);
  letter-spacing: 0.08em;
  font-family: var(--serif);
  padding-top: 6px;
}
.insight-item h3 {
  font-family: var(--serif);
  font-size: 21px;
  margin: 0 0 8px;
  line-height: 1.5;
}
.insight-item h3 a:hover { color: var(--brass); }
.insight-item p { margin: 0; color: var(--ink-2); font-size: 15.5px; }

/* ---------- 学员评价：引文 ---------- */

.quote-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 3vw, 40px);
}
.quote-card {
  padding: 30px 26px 26px;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--line);
  border-radius: 3px;
  position: relative;
}
.quote-card::before {
  content: "“";
  position: absolute;
  top: 6px;
  left: 16px;
  font-family: var(--serif);
  font-size: 58px;
  line-height: 1;
  color: var(--brass-soft);
  opacity: 0.55;
}
.quote-card blockquote {
  margin: 26px 0 18px;
  font-size: 15.5px;
  line-height: 1.9;
  color: #dfe5df;
}
.quote-card cite {
  font-style: normal;
  font-size: 13.5px;
  letter-spacing: 0.1em;
  color: var(--brass-soft);
}

/* ---------- 尾屏 CTA ---------- */

.cta-final { text-align: center; }
.cta-final h2 {
  font-family: var(--serif);
  font-size: clamp(26px, 3.4vw, 38px);
  color: var(--pine);
  letter-spacing: 0.08em;
  margin: 0 0 12px;
}
.cta-final p { color: var(--ink-2); margin: 0 0 32px; }

/* ---------- 页头（内页） ---------- */

.page-head {
  padding: clamp(52px, 8vh, 84px) 0 clamp(30px, 4vh, 44px);
  border-bottom: 1px solid var(--line);
}
.breadcrumb {
  font-size: 13.5px;
  color: var(--ink-2);
  letter-spacing: 0.06em;
  margin: 0 0 16px;
}
.breadcrumb a:hover { color: var(--brass); }
.page-head h1 {
  font-family: var(--serif);
  font-size: clamp(30px, 4vw, 44px);
  letter-spacing: 0.06em;
  color: var(--pine-deep);
  margin: 0;
}

/* ---------- 文章/单页正文 ---------- */

.prose {
  font-size: 17px;
  line-height: 2;
  max-width: var(--measure);
}
.prose p { margin: 0 0 1.5em; }
.prose h2, .prose h3 {
  font-family: var(--serif);
  color: var(--pine-deep);
  letter-spacing: 0.05em;
  margin: 2em 0 0.8em;
  line-height: 1.5;
}
.prose h2 { font-size: 26px; }
.prose h3 { font-size: 21px; }
.prose blockquote {
  margin: 1.8em 0;
  padding: 14px 24px;
  border-left: 3px solid var(--brass);
  background: var(--wash);
  color: var(--ink);
}
.prose img { margin: 1.6em auto; border-radius: 3px; }

.article-head {
  max-width: var(--measure);
  margin-bottom: 34px;
}
.article-head h1 {
  font-family: var(--serif);
  font-size: clamp(26px, 3.6vw, 38px);
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: var(--pine-deep);
  margin: 0 0 14px;
}
.article-meta {
  font-size: 14px;
  color: var(--ink-2);
  letter-spacing: 0.08em;
}

.article-footer {
  max-width: var(--measure);
  margin-top: 48px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: 15px;
}
.article-footer a { color: var(--pine); border-bottom: 1px solid var(--brass-soft); }
.article-footer a:hover { color: var(--brass); }

/* ---------- 关于页 ---------- */

.about-lead {
  font-family: var(--serif);
  font-size: clamp(20px, 2.6vw, 27px);
  line-height: 1.9;
  color: var(--pine-deep);
  max-width: 30em;
  letter-spacing: 0.03em;
}

.timeline {
  margin: 40px 0 0;
  padding: 0;
  list-style: none;
  max-width: var(--measure);
}
.timeline li {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 22px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}
.timeline b {
  font-family: var(--serif);
  color: var(--brass);
  font-size: 18px;
  font-weight: 700;
}
.timeline span { color: var(--ink-2); font-size: 15.5px; }

/* ---------- 联系页 ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: start;
}
.contact-line {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 16px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  font-size: 16px;
}
.contact-line b { color: var(--pine); font-weight: 600; letter-spacing: 0.1em; }

/* ---------- 表单 ---------- */

.hf-form { max-width: 640px; margin: 0 auto; }
.hf-form .form-group { margin-bottom: 22px; }
.hf-form label {
  display: block;
  font-size: 14.5px;
  letter-spacing: 0.16em;
  color: var(--pine);
  margin-bottom: 8px;
}
.hf-form .control-label { font-weight: 600; }
.hf-form input[type="text"],
.hf-form input[type="tel"],
.hf-form input[type="email"],
.hf-form input[type="password"],
.hf-form select,
.hf-form textarea {
  width: 100%;
  padding: 12px 14px;
  font: inherit;
  font-size: 16px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 3px;
  transition: border-color 0.18s ease;
}
.hf-form input:focus,
.hf-form select:focus,
.hf-form textarea:focus {
  outline: none;
  border-color: var(--pine);
}
.hf-form textarea { min-height: 130px; resize: vertical; }
.hf-form .radio-list label,
.hf-form .checkbox-list label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 22px 10px 0;
  font-size: 15.5px;
  letter-spacing: 0.04em;
  color: var(--ink);
  font-weight: 400;
}
.hf-form .radio-list input,
.hf-form .checkbox-list input { accent-color: var(--pine); }
.hf-form .help-block { font-size: 13px; color: var(--ink-2); margin-top: 6px; }
.hf-form .required { color: var(--brass); }
.form-note {
  font-size: 13.5px;
  color: var(--ink-2);
  margin-top: 18px;
  text-align: center;
}

/* 消息/提示页 */
.msg-page {
  min-height: 60vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 80px 0;
}
.msg-page h1 {
  font-family: var(--serif);
  color: var(--pine-deep);
  letter-spacing: 0.1em;
  margin: 0 0 14px;
}
.msg-page p { color: var(--ink-2); }

/* 分页（迅睿实际结构：.pagination > ul > li > a） */
.pagination { text-align: center; margin-top: 44px; font-size: 15px; }
.pagination ul { list-style: none; margin: 0; padding: 0; }
.pagination li { display: inline-block; margin: 0 4px; }
.pagination a, .pagination span {
  display: inline-block;
  min-width: 38px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 3px;
  color: var(--pine);
}
.pagination li.active a { background: var(--pine); color: var(--paper); border-color: var(--pine); }

/* ---------- 页脚 ---------- */

.site-footer {
  background: var(--pine-deep);
  color: #9fb0a7;
  font-size: 14.5px;
  margin-top: 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 1fr));
  gap: 40px;
  padding: clamp(48px, 7vh, 72px) 0 40px;
}
.site-footer h4 {
  font-family: var(--serif);
  color: #e7e3d8;
  font-size: 17px;
  letter-spacing: 0.2em;
  margin: 0 0 16px;
}
.site-footer a { color: #9fb0a7; }
.site-footer a:hover { color: var(--brass-soft); }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer-brand {
  font-family: var(--serif);
  font-size: 24px;
  color: #e7e3d8;
  letter-spacing: 0.14em;
  margin-bottom: 12px;
}
.footer-bottom {
  border-top: 1px solid rgba(231, 227, 216, 0.14);
  padding: 22px 0;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 13px;
  letter-spacing: 0.06em;
}

/* ---------- 入场动效（仅一次，克制） ---------- */

@keyframes hfRise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}
.hero .rise { animation: hfRise 0.7s cubic-bezier(0.22, 0.61, 0.36, 1) both; }
.hero .rise:nth-child(2) { animation-delay: 0.08s; }
.hero .rise:nth-child(3) { animation-delay: 0.16s; }
.hero .rise:nth-child(4) { animation-delay: 0.24s; }

/* ---------- 响应式 ---------- */

@media (max-width: 920px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-side { justify-self: start; margin-top: 12px; }
  .vertical-motto { height: 11em; }
  .quote-grid { grid-template-columns: 1fr; }
  .stats-band { grid-template-columns: 1fr; }
  .stat + .stat { border-left: 0; border-top: 1px solid var(--line); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .service-row { grid-template-columns: 56px minmax(0, 1fr); }
  .service-more { grid-column: 2; }
}

@media (max-width: 720px) {
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    padding: 10px var(--gutter) 18px;
    gap: 4px;
  }
  .nav.open { display: flex; }
  .nav a { padding: 10px 2px; border-bottom: 1px solid var(--wash); }
  .lang-switch { border: 0; padding: 12px 2px 0; margin: 0; }
  .menu-toggle { display: inline-block; }
  .topbar-inner { position: relative; }
  .footer-grid { grid-template-columns: 1fr; }
  .insight-item { grid-template-columns: 1fr; gap: 6px; }
  .timeline li { grid-template-columns: 84px 1fr; }
}