/* ============================================================
   山西农业大学新生指南 — "智慧农田" 主题样式 v2.0
   Design System: Wisdom Farmland
   Mobile-first, 农大绿 + 大地色系 + 暖米白背景
   选择器对齐 templates.js 实际类名 + 字体系统 + UI增强
   ============================================================ */

/* ----------------------------------------------------
   0. WEB FONT DECLARATIONS
   ---------------------------------------------------- */

/* LXGW WenKai Bold — Hero 大标题 */
@font-face {
  font-family: 'LXGW WenKai';
  src: url('../public/fonts/LXGWWenKai-Bold-subset.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
  unicode-range: U+4E00-9FFF, U+3000-303F, U+FF00-FFEF;
}

/* LXGW WenKai Regular */
@font-face {
  font-family: 'LXGW WenKai';
  src: url('../public/fonts/LXGWWenKai-Regular-subset.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
  unicode-range: U+4E00-9FFF, U+3000-303F, U+FF00-FFEF;
}

/* MapleMono NF CN — 等宽数字 */
@font-face {
  font-family: 'MapleMono NF CN';
  src: url('../public/fonts/MapleMono-NF-CN-num-subset.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
  unicode-range: U+0030-0039, U+0025, U+002F, U+002E, U+003A,
                 U+00D7, U+002B, U+002D, U+003C, U+003E,
                 U+0028-0029;
}

/* ----------------------------------------------------
   1. TOKENS & RESET
   ---------------------------------------------------- */

:root {
  /* 色彩 */
  --agri-green: #2d5a3d;
  --agri-green-deep: #1a3522;
  --agri-green-soft: #4a7c5c;
  --earth-gold: #c8963e;
  --earth-gold-dark: #a07830;
  --paper: #f7f3e8;
  --paper-warm: #ebe2cf;
  --paper-light: #fffdf7;
  --ink: #1f221a;
  --muted: #6b6d64;
  --line: rgba(45, 90, 61, 0.15);
  --line-light: rgba(255, 255, 255, 0.14);
  --shadow: 0 24px 70px rgba(30, 50, 30, 0.13);
  --shadow-small: 0 10px 30px rgba(30, 50, 30, 0.09);
  --shadow-card-hover: 0 8px 30px rgba(30, 50, 30, 0.10);
  --radius: 22px;
  --radius-small: 14px;
  --shell: min(1160px, calc(100vw - 72px));
  --check-progress: 0%;
  --progress-offset: 327;

  /* ---- 字体家族 ---- */
  --font-hero: "LXGW WenKai", "KaiTi", "STKaiti", "楷体",
               "Noto Serif CJK SC", "Source Han Serif SC", serif;
  --font-heading: "Source Han Sans SC", "PingFang SC",
                  "Microsoft YaHei", "Noto Sans SC",
                  "Hiragino Sans GB", sans-serif;
  --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans SC",
               "Hiragino Sans GB", "WenQuanYi Micro Hei", sans-serif;
  --font-mono: "MapleMono NF CN", "SF Mono", "Consolas",
               "Menlo", "Courier New", monospace;

  /* ---- 字号 (移动端基准 375px) ---- */
  --text-hero: clamp(2.8rem, 8vw, 5.6rem);
  --text-section-heading: clamp(1.5rem, 3.5vw, 2.2rem);
  --text-body: 0.9375rem;
  --text-nav: 0.8125rem;
  --text-button: 0.9375rem;
  --text-tag: 0.6875rem;
  --text-caption: 0.75rem;

  /* ---- 行高 ---- */
  --leading-hero: 1.05;
  --leading-heading: 1.2;
  --leading-body: 1.75;
  --leading-ui: 1.3;

  /* ---- 字间距 ---- */
  --tracking-hero: -0.02em;
  --tracking-heading: -0.01em;
  --tracking-tag: 0.04em;

  /* ---- 字重 ---- */
  --weight-hero: 700;
  --weight-heading: 700;
  --weight-body: 400;
  --weight-ui: 500;
  --weight-button: 600;
  --weight-tag: 700;

  /* ---- 交互过渡 ---- */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 150ms;
  --dur-normal: 250ms;
  --dur-slow: 400ms;
}

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

/* 按钮内 SVG 不拦截点击 */
button svg,
.btn svg,
.button svg,
[role="button"] svg {
  pointer-events: none;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 170px;
  overflow-x: clip;
  background: var(--paper);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  /* 田埂阡陌纹理 — 水平为主 + 稀疏竖线 */
  background-color: var(--paper);
  background-image:
    radial-gradient(circle at 50% 50%, var(--line) 0.5px, transparent 0.5px),
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 28px 28px, 112px 28px, 28px 112px;
  background-position: 0 0, 0 0, 0 0;
}

/* 噪点纹理 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.12;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.4'/%3E%3C/svg%3E");
  background-size: 128px 128px;
}

/* ----------------------------------------------------
   2. UTILITY CLASSES
   ---------------------------------------------------- */

.shell {
  max-width: var(--shell);
  margin-inline: auto;
}

.section-space {
  padding-block: 112px;
  padding-inline: 24px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* 跳过导航 */
.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 10000;
  display: inline-flex;
  align-items: center;
  padding: 10px 20px;
  background: var(--agri-green-deep);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 700;
  border-radius: 999px;
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform 0.3s ease;
}

.skip-link:focus {
  transform: translateY(0);
  outline: 3px solid var(--earth-gold);
  outline-offset: 2px;
}

/* 小标签 eyebrow */
.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--earth-gold);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  display: inline-block;
  width: 28px;
  height: 2px;
  background: var(--earth-gold);
  border-radius: 1px;
}

/* Section 标题 */
.section-heading {
  margin-bottom: 50px;
}

.section-heading h2 {
  font-family: "KaiTi", "楷体", "LXGW WenKai", "霞鹜文楷", serif;
  font-size: clamp(2.45rem, 5vw, 4.8rem);
  color: var(--agri-green-deep);
  font-weight: 900;
  line-height: 1.15;
  margin: 0 0 12px;
}

.section-heading p {
  color: var(--muted);
  font-size: 1.05rem;
  margin: 0;
}

.section-heading--split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: end;
}

.section-heading--split p {
  text-align: right;
}

.section-heading--light h2 {
  color: var(--paper-light);
}

.section-heading--light p {
  color: rgba(255, 255, 255, 0.7);
}

/* ----------------------------------------------------
   3. BUTTONS
   ---------------------------------------------------- */

.btn,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 52px;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: var(--weight-button);
  font-size: var(--text-button);
  font-family: inherit;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--dur-fast) var(--ease-out-expo),
              box-shadow var(--dur-fast) var(--ease-out-expo),
              background var(--dur-fast) ease;
  white-space: nowrap;
}

.btn:hover,
.button:hover {
  transform: translateY(-2px);
}

.btn:active,
.button:active {
  transform: translateY(0) scale(0.98);
}

.btn--primary,
.button--primary {
  background: var(--earth-gold);
  color: #fff;
  box-shadow: 0 4px 14px rgba(200, 150, 62, 0.28);
}

.btn--primary:hover,
.button--primary:hover {
  background: var(--earth-gold-dark);
  box-shadow: 0 8px 24px rgba(200, 150, 62, 0.40);
}

.btn--ghost,
.button--ghost {
  background: transparent;
  color: var(--agri-green-deep);
  border: 2px solid var(--agri-green);
}

.btn--ghost:hover,
.button--ghost:hover {
  background: var(--agri-green);
  color: #fff;
}

.btn--outline {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--line);
}

.btn--outline:hover {
  background: var(--paper-warm);
  border-color: var(--agri-green-soft);
  color: var(--agri-green);
  box-shadow: var(--shadow-card-hover);
}

.button--paper {
  background: var(--paper-light);
  color: var(--ink);
  border: 1px solid var(--line);
}

.button--paper:hover {
  background: var(--paper-warm);
  box-shadow: var(--shadow-small);
}

/* ----------------------------------------------------
   4. SCROLL REVEAL ANIMATION
   ---------------------------------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 650ms cubic-bezier(0.22, 0.61, 0.36, 1),
              transform 650ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ----------------------------------------------------
   5. HEADER
   ---------------------------------------------------- */

#site-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: rgba(247, 243, 232, 0.82);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  min-height: 78px;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: 24px;
}

/* Brand */
.header-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-logo-img {
  display: flex;
  cursor: pointer;
  flex-shrink: 0;
}

.header-logo-img img {
  display: block;
}

.header-logo-text {
  display: flex;
  align-items: center;
  gap: 4px;
  text-decoration: none;
  color: inherit;
}

.header-brand {
  font-weight: 800;
  font-size: 1rem;
  color: var(--agri-green-deep);
}

.header-divider {
  color: var(--muted);
  font-size: 0.8rem;
}

.header-sub {
  font-size: 0.68rem;
  color: var(--muted);
}

/* Desktop nav */
.header-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.header-nav-link {
  text-decoration: none;
  color: var(--ink);
  font-size: var(--text-nav);
  font-weight: var(--weight-ui);
  position: relative;
  padding-block: 4px;
}

.header-nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background: var(--agri-green);
  border-radius: 1px;
  transition: width 0.3s ease;
}

.header-nav-link:hover::after,
.header-nav-link.is-active::after {
  width: 100%;
}

.header-nav-link.is-active {
  color: var(--agri-green);
}

/* Header actions */
.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-checklist-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 600;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.header-checklist-btn .progress-bar {
  width: 80px;
  height: 5px;
  background: var(--line);
  border-radius: 3px;
  overflow: hidden;
}

.header-checklist-btn .progress-bar-fill {
  height: 100%;
  background: var(--agri-green);
  border-radius: inherit;
  transition: width 0.5s ease;
}

.header-share-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  color: var(--ink);
  transition: background var(--dur-fast) ease, border-color var(--dur-fast) ease;
}

.header-share-btn:hover {
  background: var(--paper-warm);
  border-color: var(--agri-green-soft);
}

/* ----------------------------------------------------
   6. HERO
   ---------------------------------------------------- */

.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  min-height: min(850px, calc(100svh - 78px));
  padding: 56px 24px;
  position: relative;
  overflow: hidden;
}

/* 装饰网格 */
.hero-grid-lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 30% 50%, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 30% 50%, black 30%, transparent 70%);
}

.hero > * {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(200, 150, 62, 0.12);
  color: var(--earth-gold-dark);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.hero-heading {
  font-family: var(--font-hero);
  font-size: var(--text-hero);
  font-weight: var(--weight-hero);
  line-height: var(--leading-hero);
  color: var(--agri-green-deep);
  margin: 0;
  letter-spacing: var(--tracking-hero);
}

.hero-heading-line {
  display: block;
}

.hero-heading-school {
  color: var(--agri-green);
}

/* 标题下划线装饰 */
.brush-underline {
  position: relative;
  display: inline-block;
}

.brush-underline::after {
  content: "";
  position: absolute;
  left: -4px;
  bottom: 4px;
  width: calc(100% + 8px);
  height: 8px;
  background: rgba(200, 150, 62, 0.3);
  border-radius: 4px;
  z-index: -1;
}

.hero-tagline {
  font-size: 1.1rem;
  color: var(--muted);
  margin: 24px 0 0;
  max-width: 440px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

/* 数据展示列表 */
.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 40px;
  list-style: none;
  padding: 0;
}

.hero-proof-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hero-proof-icon {
  font-size: 1.5rem;
  margin-bottom: 2px;
}

.hero-proof-value {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--agri-green);
  line-height: 1.1;
  font-family: var(--font-mono);
}

.hero-proof-unit {
  font-size: 0.75rem;
  color: var(--muted);
}

/* 右侧卡片区域 */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.field-card {
  position: relative;
  width: 100%;
  max-width: 420px;
  aspect-ratio: 3 / 4;
  background: linear-gradient(145deg, var(--agri-green), var(--agri-green-deep));
  border-radius: var(--radius);
  transform: rotate(-3deg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform var(--dur-slow) var(--ease-out-expo);
}

/* 卡片光晕 */
.field-card::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -30%;
  width: 160%;
  height: 160%;
  background: radial-gradient(ellipse at 30% 40%, rgba(200, 150, 62, 0.3) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 80%, rgba(255, 255, 255, 0.12) 0%, transparent 50%);
  pointer-events: none;
}

.field-card-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, 0.85);
}

.field-card-school {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.field-card-year {
  font-size: 3rem;
  font-weight: 900;
  color: var(--earth-gold);
  line-height: 1;
}

.field-card-brand {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.15em;
}

.field-card-seal {
  position: absolute;
  top: 32px;
  right: 32px;
  width: 56px;
  height: 56px;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--earth-gold);
  transform: rotate(12deg);
}

/* ----------------------------------------------------
   7. NOTICE STRIP
   ---------------------------------------------------- */

.notices-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line);
  margin-top: 48px;
}

.notice-card {
  min-height: 138px;
  padding: 24px 25px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--paper-light);
  border-left: 3px solid transparent;
  transition: background var(--dur-fast) ease,
              transform var(--dur-normal) var(--ease-out-expo),
              box-shadow var(--dur-normal) var(--ease-out-expo),
              border-left-color var(--dur-normal) ease;
}

.notice-card:hover {
  background: var(--paper-warm);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
}

.notice-card--red  { border-left-color: #c83c3c; }
.notice-card--green { border-left-color: var(--agri-green); }
.notice-card--ink  { border-left-color: var(--ink); }

.notice-card__title {
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--ink);
  margin: 0;
}

.notice-card__body {
  font-size: 0.82rem;
  color: var(--muted);
  margin: 0;
  line-height: 1.5;
}

.notice-highlight {
  background: rgba(200, 150, 62, 0.2);
  color: var(--earth-gold-dark);
  padding: 0 3px;
  border-radius: 3px;
  font-weight: 700;
}

/* ----------------------------------------------------
   8. QUICK ENTRY
   ---------------------------------------------------- */

.quick-links-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 14px;
}

.ql-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 20px 22px;
  background: var(--paper-light);
  border-radius: var(--radius-small);
  border: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
  transition: transform var(--dur-normal) var(--ease-out-expo),
              box-shadow var(--dur-normal) var(--ease-out-expo),
              border-color var(--dur-normal) ease;
}

.ql-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(45, 90, 61, 0.18);
}

.ql-card::after {
  content: "";
  position: absolute;
  top: -6px;
  right: -6px;
  width: 12px;
  height: 12px;
  background: var(--earth-gold);
  border-radius: 50%;
  opacity: 0;
  transform: scale(0.5);
  transition: opacity var(--dur-normal) var(--ease-out-expo),
              transform var(--dur-normal) var(--ease-out-expo);
}

.ql-card:hover::after {
  opacity: 1;
  transform: scale(1);
}

.ql-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(45, 90, 61, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--agri-green);
  flex-shrink: 0;
  transition: transform var(--dur-normal) var(--ease-out-expo),
              background var(--dur-normal) ease;
}

.ql-card:hover .ql-card__icon {
  transform: scale(1.05);
  background: rgba(45, 90, 61, 0.12);
}

.ql-card__body {
  display: flex;
  flex-direction: column;
}

.ql-card__title {
  font-weight: 700;
  font-size: 0.95rem;
}

.ql-card__sub {
  font-size: 0.75rem;
  color: var(--muted);
}

.ql-card__arrow {
  color: var(--muted);
  font-size: 1.2rem;
  transition: transform var(--dur-normal) var(--ease-out-expo),
              color var(--dur-normal) ease;
}

.ql-card:hover .ql-card__arrow {
  transform: translateX(4px);
  color: var(--agri-green);
}

/* ----------------------------------------------------
   9. CHECKLIST SECTION
   ---------------------------------------------------- */

.checklist-section {
  position: relative;
  background: radial-gradient(ellipse at 50% 30%, rgba(45, 90, 61, 0.3) 0%, transparent 60%),
              linear-gradient(170deg, var(--agri-green-deep) 0%, #0f2218 100%);
  color: #fff;
  clip-path: polygon(0 4%, 100% 0, 100% 96%, 0 100%);
  padding-block: 136px;
  overflow: hidden;
}

/* 网格纹理 */
.checklist-section::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.08;
  background-image:
    linear-gradient(rgba(255,255,255,0.15) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.15) 1px, transparent 1px);
  background-size: 48px 48px;
}

.checklist-section > .shell {
  position: relative;
  z-index: 1;
}

.checklist-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 56px;
}

.checklist-header-left {
  display: flex;
  align-items: center;
  gap: 28px;
}

.checklist-header-info { }

.checklist-title {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: var(--weight-heading);
  margin: 0 0 8px;
}

.checklist-progress {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 0;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.9rem;
}

.checklist-progress-percent {
  font-size: 2rem;
  font-weight: 900;
  color: var(--earth-gold);
  line-height: 1;
  font-family: var(--font-mono);
}

.checklist-progress-count {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.5);
}

.checklist-clear-btn {
  min-height: 44px;
  padding: 6px 18px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--line-light);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.76rem;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: background var(--dur-fast) ease, color var(--dur-fast) ease;
}

.checklist-clear-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

/* 环形进度图 */
.progress-orbit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  margin-bottom: 48px;
  position: relative;
  z-index: 1;
}

.progress-orbit svg {
  width: 96px;
  height: 96px;
  transform: rotate(-90deg);
}

.progress-track {
  fill: none;
  stroke: rgba(255, 255, 255, 0.10);
  stroke-width: 6;
}

.progress-fill {
  fill: none;
  stroke: var(--earth-gold);
  stroke-width: 6;
  stroke-linecap: round;
  stroke-dasharray: var(--progress-offset);
  stroke-dashoffset: calc(var(--progress-offset) - (var(--progress-offset) * var(--check-progress) / 100));
  transition: stroke-dashoffset 1s var(--ease-out-expo);
  filter: drop-shadow(0 0 6px rgba(200, 150, 62, 0.4));
}

.progress-value {
  position: absolute;
  font-size: 2rem;
  font-weight: 900;
  color: var(--earth-gold);
  font-family: var(--font-mono);
}

/* Checklist 网格 */
.checklist-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 18px;
  position: relative;
  z-index: 1;
}

/* 分组卡片 */
.checklist-group {
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid var(--line-light);
  border-radius: var(--radius-small);
  padding: 0;
  overflow: hidden;
}

.checklist-group__head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 21px 21px 17px;
  border-bottom: 1px solid var(--line-light);
}

.checklist-group__icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(200, 150, 62, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.checklist-group__title {
  font-weight: 800;
  font-size: 0.9rem;
  font-family: var(--font-heading);
}

.checklist-group__note {
  font-size: 0.68rem;
  color: rgba(255, 255, 255, 0.5);
  margin-left: auto;
}

.checklist-group__items {
  padding: 8px 19px 14px;
}

/* 单个 checklist 项 */
.check-item {
  display: flex;
  align-items: flex-start;
  padding: 10px 4px;
  cursor: pointer;
  border-radius: 10px;
  margin: 0 -4px;
  min-height: 44px;
  user-select: none;
  position: relative;
  transition: background var(--dur-fast) ease, color 180ms ease;
}

/* 隐藏原生 checkbox */
.check-item input[type="checkbox"] {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.check-item:hover {
  background: rgba(255, 255, 255, 0.04);
}

.check-item + .check-item {
  border-top: 1px dashed rgba(255, 255, 255, 0.07);
}

/* 自定义 checkbox */
.check-item__box {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-radius: 5px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-right: 10px;
  margin-top: 2px;
  transition: background var(--dur-fast) ease, border-color var(--dur-fast) ease,
              box-shadow var(--dur-fast) ease, transform var(--dur-fast) var(--ease-out-expo);
}

.check-item:hover .check-item__box {
  border-color: rgba(255, 255, 255, 0.65);
  box-shadow: 0 0 0 4px rgba(200, 150, 62, 0.15);
}

.check-item__box svg {
  width: 14px;
  height: 14px;
  opacity: 0;
  transform: scale(0.5);
  transition: opacity var(--dur-fast) ease, transform var(--dur-fast) var(--ease-out-expo);
}

.check-item.is-checked .check-item__box {
  background: var(--earth-gold);
  border-color: var(--earth-gold);
  box-shadow: 0 0 0 4px rgba(200, 150, 62, 0.12);
}

.check-item.is-checked .check-item__box svg {
  opacity: 1;
  transform: scale(1);
}

.check-item__label {
  font-size: 0.88rem;
  line-height: 1.4;
  color: rgba(255, 255, 255, 0.83);
  transition: color 180ms ease;
  flex: 1;
}

.check-item.is-checked .check-item__label {
  text-decoration: line-through;
  color: rgba(255, 255, 255, 0.42);
}

/* 优先标签 */
.check-item__priority {
  display: inline-block;
  padding: 1px 7px;
  background: rgba(220, 60, 60, 0.18);
  color: #f5a0a0;
  border-radius: 4px;
  font-size: 0.62rem;
  font-weight: 800;
  font-style: normal;
  letter-spacing: 0.05em;
  margin-left: 6px;
}

/* ----------------------------------------------------
   10. GUIDE CONTROLS & CARDS
   ---------------------------------------------------- */

/* 搜索工具栏 */
.guide-controls {
  position: sticky;
  top: 78px;
  z-index: 400;
  background: rgba(247, 243, 232, 0.88);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
  padding-block: 12px;
}

.guide-controls-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px;
  align-items: center;
}

/* 搜索框 */
.guide-search {
  position: relative;
  display: flex;
  align-items: center;
}

.guide-search__input {
  width: 100%;
  height: 48px;
  padding: 0 44px 0 18px;
  border: 2px solid var(--line);
  border-radius: var(--radius-small);
  background: var(--paper-light);
  font-family: inherit;
  font-size: 0.92rem;
  color: var(--ink);
  outline: none;
  transition: border-color var(--dur-fast) ease, box-shadow var(--dur-fast) ease;
}

.guide-search__input::placeholder {
  color: var(--muted);
}

.guide-search__input:focus {
  border-color: var(--agri-green);
  box-shadow: 0 0 0 4px rgba(45, 90, 61, 0.08);
}

.guide-search__icon {
  position: absolute;
  right: 14px;
  color: var(--muted);
  font-size: 1.1rem;
  pointer-events: none;
}

.guide-search__hint {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  padding: 2px 6px;
  color: var(--muted);
  background: var(--paper-light);
  border: 1px solid var(--line);
  border-radius: 5px;
  font-family: inherit;
  font-size: 0.63rem;
  pointer-events: none;
}

/* 分类筛选按钮组 */
.guide-categories {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}

.guide-categories::-webkit-scrollbar {
  display: none;
}

.guide-cat-btn {
  min-height: 40px;
  padding: 7px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--paper-light);
  color: var(--ink);
  font-size: var(--text-caption);
  font-weight: var(--weight-ui);
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--dur-fast) ease;
}

.guide-cat-btn:hover {
  background: var(--paper-warm);
}

.guide-cat-btn.is-active {
  background: var(--agri-green);
  color: #fff;
  border-color: var(--agri-green);
}

.guide-result-count {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
  white-space: nowrap;
}

/* 指南卡片列表 */
.guide-cards {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius);
  overflow: hidden;
}

.guide-cards > * + * {
  border-top: 1px solid var(--line);
}

.guide-card {
  display: flex;
  flex-direction: column;
  padding: 20px 16px;
  background: var(--paper-light);
  border-left: 3px solid transparent;
}

.guide-number {
  font-family: var(--font-hero);
  font-size: 3rem;
  font-weight: 900;
  color: var(--agri-green-soft);
  line-height: 0.8;
  opacity: 0.12;
  margin-bottom: 8px;
  transition: opacity var(--dur-normal) ease;
  pointer-events: none;
  user-select: none;
}

.guide-card:hover .guide-number {
  opacity: 0.2;
}

.guide-card-body h3,
.guide-card__title {
  font-weight: 800;
  font-size: 1.05rem;
  margin: 0 0 4px;
  color: var(--ink);
}

.guide-card__summary {
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0;
  line-height: 1.5;
}

.guide-card__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.guide-card__cat {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  background: rgba(45, 90, 61, 0.07);
  color: var(--agri-green-soft);
  font-size: 0.68rem;
  font-weight: 700;
}

.guide-card__tag {
  display: inline-block;
  padding: 2px 9px;
  background: rgba(45, 90, 61, 0.06);
  color: var(--agri-green-soft);
  border-radius: 5px;
  font-size: var(--text-tag);
  font-weight: var(--weight-tag);
}

/* 指南内容块 */
.guide-card__blocks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 13px;
  margin-top: 16px;
}

.guide-block {
  padding: 16px 14px;
  border-radius: var(--radius-small);
  font-size: 0.9rem;
  line-height: 1.65;
}

.guide-block__title {
  font-weight: 800;
  font-size: 0.95rem;
  margin: 0 0 8px;
}

.guide-block__tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

/* 4种 block 类型 */
.guide-block--list {
  background: rgba(45, 90, 61, 0.05);
  border: 1px solid rgba(45, 90, 61, 0.08);
}

.guide-block--list ul,
.guide-block--list .guide-list {
  margin: 0;
  padding-left: 18px;
}

.guide-block--list li {
  margin-bottom: 4px;
}

/* 步骤 counter */
.guide-block--steps {
  background: rgba(45, 90, 61, 0.04);
  border: 1px solid rgba(45, 90, 61, 0.06);
}

.guide-block--steps ol,
.guide-block--steps .guide-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: guide-step;
}

.guide-block--steps li {
  counter-increment: guide-step;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
}

.guide-block--steps li::before {
  content: counter(guide-step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--agri-green);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 1px;
}

/* 提示块 */
.guide-block--tip {
  background: rgba(45, 90, 61, 0.04);
  border-left: 4px solid var(--agri-green-soft);
  border-radius: 0 var(--radius-small) var(--radius-small) 0;
}

.guide-block--tip .guide-block__tag {
  color: var(--agri-green);
}

/* 警告块 */
.guide-block--warning {
  background: rgba(200, 150, 62, 0.06);
  border: 1px solid rgba(200, 150, 62, 0.15);
  border-left: 4px solid var(--earth-gold);
  border-radius: 0 var(--radius-small) var(--radius-small) 0;
}

.guide-block--warning .guide-block__tag {
  color: var(--earth-gold-dark);
}

/* 空状态 */
.guide-empty {
  text-align: center;
  padding: 64px 24px;
  color: var(--muted);
}

.guide-empty__icon {
  font-size: 3rem;
  margin-bottom: 12px;
  opacity: 0.4;
}

.guide-empty__text {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink);
  margin: 0 0 4px;
}

.guide-empty__hint {
  font-size: 0.82rem;
  margin: 0;
}

/* ----------------------------------------------------
   11. ARRIVAL TIMELINE
   ---------------------------------------------------- */

.arrival-timeline {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
  padding-top: 58px;
  position: relative;
}

/* 顶部虚线 */
.arrival-timeline::before {
  content: "";
  position: absolute;
  top: 20px;
  right: 7%;
  left: 7%;
  height: 2px;
  border-top: 2px dashed rgba(23, 63, 53, 0.28);
}

.arrival-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.arrival-step__bubble {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--agri-green);
  border: 5px solid var(--paper);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}

.arrival-step__period {
  font-size: var(--text-tag);
  color: var(--muted);
  font-weight: var(--weight-tag);
}

.arrival-step__title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--ink);
  margin: 0;
  line-height: 1.3;
}

.arrival-step__desc {
  font-size: 0.72rem;
  color: var(--muted);
  margin: 0;
  line-height: 1.4;
}

/* ----------------------------------------------------
   12. FAQ
   ---------------------------------------------------- */

.faqs-list {
  display: flex;
  flex-direction: column;
}

.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 4px;
  background: none;
  border: none;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
  gap: 16px;
  min-height: 44px;
  transition: color var(--dur-fast) ease;
}

.faq-trigger:hover {
  color: var(--agri-green);
}

.faq-trigger__q {
  flex: 1;
}

.faq-trigger__icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--line);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
  transition: transform var(--dur-normal) var(--ease-out-expo),
              border-color var(--dur-normal) ease,
              background var(--dur-normal) ease;
}

.faq-trigger__icon svg {
  transition: transform var(--dur-normal) var(--ease-out-expo);
}

.faq-trigger[aria-expanded="true"] .faq-trigger__icon {
  border-color: var(--agri-green);
  background: rgba(45, 90, 61, 0.06);
}

.faq-trigger[aria-expanded="true"] .faq-trigger__icon svg {
  transform: rotate(180deg);
}

/* 面板动画 — 兼容 hidden 属性 */
.faq-panel[hidden] {
  display: block !important;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  visibility: hidden;
  transition: max-height var(--dur-slow) var(--ease-out-expo),
              opacity var(--dur-normal) ease,
              visibility 0s var(--dur-slow);
}

.faq-panel:not([hidden]) {
  max-height: 600px;
  opacity: 1;
  visibility: visible;
  transition: max-height var(--dur-slow) var(--ease-out-expo),
              opacity var(--dur-normal) ease,
              visibility 0s 0s;
}

.faq-panel__inner {
  padding: 0 4px 20px;
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ----------------------------------------------------
   13. CONTACT
   ---------------------------------------------------- */

.contact-inner {
  text-align: center;
  padding: 32px 0;
}

.contact-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: var(--weight-heading);
  color: var(--agri-green-deep);
  margin: 0 0 8px;
}

.contact-sub {
  font-size: 0.92rem;
  color: var(--muted);
  margin: 0 0 24px;
}

.contact-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* 二维码 overlay */
.qr-overlay {
  position: fixed;
  inset: 0;
  z-index: 5000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.qr-overlay__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  cursor: pointer;
}

.qr-overlay__card {
  position: relative;
  background: var(--paper-light);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  box-shadow: var(--shadow);
  max-width: min(360px, 90vw);
}

.qr-overlay__close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--paper-light);
  cursor: pointer;
  font-size: 1rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--dur-fast) ease;
  z-index: 1;
}

.qr-overlay__close svg {
  pointer-events: none;
}

.qr-overlay__close:hover {
  background: var(--paper-warm);
}

.qr-overlay__img {
  display: block;
  max-width: min(280px, 75vw);
  max-height: 70vh;
  width: auto;
  height: auto;
  border-radius: var(--radius-small);
  border: 1px solid var(--line);
}

.qr-overlay__text {
  margin-top: 12px;
  font-size: 0.88rem;
  color: var(--muted);
}

.qr-overlay[hidden] {
  display: none;
}

/* ----------------------------------------------------
   14. MAP
   ---------------------------------------------------- */

.campus-map-section {
  overflow: hidden;
}

.campus-map-header {
  text-align: center;
  margin-bottom: 32px;
}

.campus-map-heading {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: var(--weight-heading);
  color: var(--agri-green-deep);
  margin: 0;
}

.campus-map-subtitle {
  font-size: 0.88rem;
  color: var(--muted);
  margin: 8px 0 4px;
}

.campus-map-disclaimer {
  font-size: var(--text-tag);
  color: var(--muted);
  opacity: 0.7;
}

.campus-map-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  padding: 14px 18px;
  background: var(--paper-light);
  border-bottom: 1px solid var(--line);
}

.campus-map-filters button {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: var(--weight-ui);
  color: var(--muted);
  cursor: pointer;
  transition: all var(--dur-fast) ease;
}

.campus-map-filters button:hover,
.campus-map-filters button.is-active {
  background: var(--agri-green);
  color: #fff;
  border-color: var(--agri-green);
}

/* --- 地图容器（map-controller.js 生成的 BEM 结构）--- */

.campus-map {
  max-width: 100%;
  overflow: hidden;
}

.campus-map__header {
  text-align: center;
  margin-bottom: 24px;
}

.campus-map__title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: var(--weight-heading);
  color: var(--agri-green-deep);
  margin: 0 0 6px;
}

.campus-map__subtitle {
  font-size: 0.88rem;
  color: var(--muted);
  margin: 0;
}

.campus-map__figure {
  position: relative;
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  max-width: 100%;
}

/* 关键修复：地图图片自适应 */
.campus-map__image {
  display: block;
  max-width: 100%;
  height: auto;
}

.campus-map__caption {
  text-align: center;
  padding: 12px;
  font-size: 0.75rem;
  color: var(--muted);
  background: var(--paper-warm);
}

.campus-map__placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 32px;
  color: var(--muted);
  font-size: 0.85rem;
}

/* 兼容旧选择器 */
.campus-map-figure {
  position: relative;
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  max-width: 100%;
}

.campus-map-image {
  display: block;
  max-width: 100%;
  height: auto;
}

.campus-map-figcaption {
  text-align: center;
  padding: 12px;
  font-size: 0.75rem;
  color: var(--muted);
  background: var(--paper-warm);
}

/* ----------------------------------------------------
   15. FOOTER
   ---------------------------------------------------- */

.site-footer {
  background: var(--agri-green-deep);
  color: rgba(255, 255, 255, 0.65);
  padding: 32px 24px;
  padding-bottom: calc(90px + env(safe-area-inset-bottom, 0px));
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  max-width: var(--shell);
  margin-inline: auto;
}

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

.footer-brand__name {
  font-weight: 800;
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.9);
}

.footer-info {
  text-align: right;
}

.footer-disclaimer {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.5;
  margin: 0 0 4px;
}

.footer-updated {
  display: block;
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.35);
}

/* ----------------------------------------------------
   16. MOBILE BOTTOM NAV
   ---------------------------------------------------- */

.mobile-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 500;
  display: flex;
  justify-content: space-around;
  background: rgba(247, 243, 232, 0.9);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-top: 1px solid var(--line);
  padding-top: 6px;
  padding-bottom: max(6px, env(safe-area-inset-bottom));
}

.mobile-nav__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  text-decoration: none;
  color: var(--muted);
  font-size: 0.6rem;
  font-weight: var(--weight-ui);
  padding: 0 4px;
  transition: color var(--dur-fast) ease;
}

.mobile-nav__icon {
  font-size: 1.3rem;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2px;
}

.mobile-nav__label {
  font-size: 0.6rem;
  font-weight: var(--weight-ui);
}

.mobile-nav__item.is-active {
  color: var(--agri-green);
}

/* ----------------------------------------------------
   17. THEME SWITCHER (V1 隐藏)
   ---------------------------------------------------- */

.theme-switcher {
  display: none;
}

.theme-switcher__trigger {
  display: none;
}

.theme-switcher__panel {
  display: none;
}

/* ----------------------------------------------------
   18. TOAST
   ---------------------------------------------------- */

.site-toast {
  position: fixed;
  bottom: 88px;
  left: 50%;
  transform: translateX(-50%) translateY(16px);
  z-index: 8000;
  padding: 14px 28px;
  background: var(--agri-green-deep);
  color: #fff;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 700;
  box-shadow: var(--shadow);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.35s ease, transform 0.35s ease;
  white-space: nowrap;
}

.site-toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

.site-toast--success {
  background: var(--agri-green);
}

.site-toast--error {
  background: #c83c3c;
}

/* ----------------------------------------------------
   19. RESPONSIVE
   ---------------------------------------------------- */

@media (max-width: 768px) {

  .section-space {
    padding-block: 48px;
  }

  .section-heading--split {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .section-heading--split p {
    text-align: left;
  }

  /* Header — 手机端两端对齐，撑满宽度 */
  .header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 100%;
    padding: 0 12px;
    min-height: 64px;
  }

  .header-left {
    flex-shrink: 0;
  }

  .header-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
  }

  .header-nav {
    display: none;
  }

  /* Hero — 紧凑 */
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    gap: 20px;
    padding: 32px 24px 24px;
  }

  .hero-heading {
    font-size: clamp(2.2rem, 9vw, 3.4rem);
  }

  .hero-tagline {
    font-size: 0.92rem;
    margin: 12px 0 0;
  }

  .hero-actions {
    margin-top: 18px;
  }

  .hero-proof {
    margin-top: 20px;
    gap: 16px;
  }

  .hero-visual {
    display: none;
  }

  /* Notice — 紧凑 */
  .notices-grid {
    grid-template-columns: 1fr;
  }

  .notice-card {
    min-height: auto;
    padding: 18px 20px;
  }

  /* Quick */
  .quick-links-grid {
    grid-template-columns: 1fr;
  }

  /* Checklist */
  .checklist-grid {
    grid-template-columns: 1fr 1fr;
  }

  .checklist-section {
    clip-path: polygon(0 2%, 100% 0, 100% 98%, 0 100%);
    padding-block: 72px 100px;
  }

  .checklist-header {
    margin-bottom: 32px;
  }

  .checklist-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .checklist-header-left {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  /* Guide */
  .guide-controls-inner {
    grid-template-columns: 1fr;
  }

  .guide-controls {
    top: 64px;
  }

  html {
    scroll-padding-top: 150px;
  }

  .guide-card__blocks {
    grid-template-columns: 1fr;
  }

  .guide-card {
    padding: 14px 12px;
  }

  .guide-number {
    font-size: 2.2rem;
  }

  /* Timeline */
  .arrival-timeline {
    grid-template-columns: 1fr;
    gap: 16px;
    padding-top: 16px;
  }

  .arrival-timeline::before {
    display: none;
  }

  .arrival-step {
    flex-direction: row;
    gap: 14px;
    text-align: left;
  }

  /* Contact */
  .contact-actions {
    flex-direction: column;
    align-items: center;
  }

  /* Footer — 手机端紧凑两列 */
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  .footer-brand__name {
    font-size: 0.9rem;
  }

  .footer-info {
    text-align: right;
  }

  .footer-disclaimer {
    font-size: 0.7rem;
  }

  /* Mobile nav visibility */
  .mobile-nav {
    display: flex;
  }

  .site-toast {
    bottom: 100px;
  }
}

@media (min-width: 769px) {
  .mobile-nav {
    display: none;
  }

  .site-footer {
    padding-bottom: 48px;
  }
}

/* 小屏增强 (< 600px) */
@media (max-width: 599px) {
  .notices-grid {
    grid-template-columns: 1fr;
  }

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

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