/* ================================================================
   北京导游跃洋 · 京驿安途 · 官网样式
   配色：米白 + 墨黑 + 暖灰 + 极少量低饱和金
   ================================================================ */

/* ---------- 0. RESET ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: "Inter", "Noto Serif SC", -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: #FBF9F3;
  color: #1C1B1A;
  line-height: 1.75;
  font-weight: 300;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, picture, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }
input, textarea, select { font: inherit; }
ul { list-style: none; }
h1, h2, h3, h4, h5, h6 {
  font-family: "Noto Serif SC", "Inter", serif;
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: 0.02em;
  color: #1C1B1A;
}

/* ---------- 1. DESIGN TOKENS ---------- */
:root {
  /* 米白 + 墨黑 + 暖灰 + 极少量低饱和金 */
  --bg:            #FBF9F3;   /* 暖米白底 */
  --bg-2:          #F5F1E8;   /* 柔和次背景 */
  --bg-3:          #EFEAE0;   /* 卡片底 */
  --ink:           #1C1B1A;   /* 主墨色文字 */
  --ink-2:         #3A3834;   /* 次级文字 */
  --ink-3:         #55524C;   /* 再深辅助 */
  --muted:         #7A756C;   /* 辅助暖灰 */
  --muted-2:       #A49E92;   /* 最淡 */
  --line:          #E5DFD1;   /* 分割线 */
  --line-soft:     #EFEBE1;   /* 淡分隔 */
  --accent:        #1C1B1A;   /* 主强调 = 墨色 */
  --gold:          #B08A4F;   /* 低饱和金，仅用于极少量点缀 */
  --gold-soft:     rgba(176,138,79,0.14);
  --white:         #FFFFFF;

  /* 间距 */
  --s-1: 4px;   --s-2: 8px;   --s-3: 12px;  --s-4: 16px;
  --s-5: 24px;  --s-6: 32px;  --s-7: 48px;  --s-8: 64px;
  --s-9: 96px;  --s-10: 128px;

  --r-sm: 4px;   --r-md: 8px;  --r-lg: 12px;  --r-xl: 18px;

  --sh-1: 0 1px 2px rgba(28,27,26,0.04), 0 4px 16px rgba(28,27,26,0.05);
  --sh-2: 0 2px 8px rgba(28,27,26,0.05), 0 14px 40px rgba(28,27,26,0.07);

  --ease:     cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-s:    320ms;
  --dur-m:    640ms;
  --dur-l:    960ms;
  --dur-xl:   1500ms;
}

/* ---------- 2. LAYOUT ---------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--s-6);
}
@media (min-width: 1440px) { .container { max-width: 1280px; } }

.section {
  padding: var(--s-10) 0;
  position: relative;
}
@media (max-width: 960px) { .section { padding: var(--s-9) 0; } }
@media (max-width: 640px) { .section { padding: var(--s-8) 0; } }

/* Section head */
.section__head {
  max-width: 720px;
  margin: 0 auto var(--s-9);
  text-align: center;
  padding: 0 var(--s-4);
}
.section__index {
  font-family: "Inter", sans-serif;
  font-size: 0.76rem;
  letter-spacing: 0.36em;
  color: var(--muted-2);
  margin-bottom: var(--s-4);
  text-transform: uppercase;
  font-weight: 400;
}
.section__kicker {
  display: inline-block;
  font-family: "Noto Serif SC", serif;
  font-size: 0.86rem;
  letter-spacing: 0.28em;
  color: var(--gold);
  padding-bottom: var(--s-3);
  margin-bottom: var(--s-5);
  position: relative;
}
.section__kicker::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 28px;
  height: 1px;
  background: var(--gold);
  opacity: 0.6;
}
.section__kicker--light { color: #D9C4A8; }
.section__kicker--light::after { background: #D9C4A8; opacity: 0.5; }

.section__title {
  font-size: clamp(1.85rem, 3.2vw, 2.7rem);
  font-weight: 400;
  margin-bottom: var(--s-5);
  letter-spacing: 0.05em;
  line-height: 1.5;
}
.section__lede {
  font-size: clamp(0.94rem, 1.1vw, 1.04rem);
  color: var(--muted);
  line-height: 2;
  font-weight: 300;
  letter-spacing: 0.01em;
}

/* ---------- 3. BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  font-size: 0.92rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  border-radius: var(--r-sm);
  transition: all var(--dur-s) var(--ease);
  white-space: nowrap;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: "Noto Serif SC", serif;
}
.btn--primary {
  background: var(--ink);
  color: #FAF6EC;
}
.btn--primary:hover {
  background: #000;
  transform: translateY(-1px);
  box-shadow: var(--sh-2);
}
.btn--ghost {
  background: rgba(250,246,236,0.06);
  color: #FAF6EC;
  border-color: rgba(250,246,236,0.5);
  backdrop-filter: blur(6px);
}
.btn--ghost:hover {
  background: rgba(250,246,236,0.12);
  border-color: rgba(250,246,236,0.85);
}
.btn--full { width: 100%; }

/* ---------- 4. NAV ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: all var(--dur-m) var(--ease);
  background: transparent;
}
.nav.is-scrolled {
  padding: 10px 0;
  background: rgba(251,249,243,0.82);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(229,223,209,0.65);
}
.nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--s-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-6);
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #FAF6EC;
  transition: color var(--dur-s) var(--ease);
}
.nav.is-scrolled .nav__logo { color: var(--ink); }
.nav__logo-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  background: rgba(250,246,236,0.1);
  border: 1px solid rgba(250,246,236,0.28);
  border-radius: var(--r-sm);
  font-family: "Noto Serif SC", serif;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: all var(--dur-s) var(--ease);
  backdrop-filter: blur(6px);
}
.nav.is-scrolled .nav__logo-mark {
  background: var(--ink);
  color: #FAF6EC;
  border-color: var(--ink);
}
.nav__logo-texts { display: flex; flex-direction: column; line-height: 1.15; }
.nav__logo-name {
  font-family: "Noto Serif SC", serif;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.16em;
}
.nav__logo-sub {
  font-family: "Inter", sans-serif;
  font-size: 0.68rem;
  letter-spacing: 0.3em;
  color: rgba(250,246,236,0.6);
  margin-top: 3px;
  transition: color var(--dur-s) var(--ease);
}
.nav.is-scrolled .nav__logo-sub { color: var(--muted-2); }

.nav__links { display: flex; align-items: center; gap: 36px; }
.nav__link {
  font-size: 0.86rem;
  letter-spacing: 0.1em;
  color: rgba(250,246,236,0.82);
  position: relative;
  padding: 4px 0;
  transition: color var(--dur-s) var(--ease);
  font-family: "Noto Serif SC", serif;
}
.nav.is-scrolled .nav__link { color: var(--ink-3); }
.nav__link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width var(--dur-s) var(--ease);
  transform: translateX(-50%);
}
.nav__link:hover::after { width: 100%; }
.nav__link:hover { color: #fff; }
.nav.is-scrolled .nav__link:hover { color: var(--ink); }

.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  font-size: 0.82rem;
  font-family: "Noto Serif SC", serif;
  letter-spacing: 0.1em;
  border-radius: var(--r-sm);
  background: rgba(250,246,236,0.92);
  color: var(--ink);
  transition: all var(--dur-s) var(--ease);
}
.nav__cta:hover {
  background: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(0,0,0,0.08);
}
.nav.is-scrolled .nav__cta {
  background: var(--ink);
  color: #FAF6EC;
}
.nav.is-scrolled .nav__cta:hover { background: #000; }

/* Toggle */
.nav__toggle {
  display: none;
  width: 38px; height: 38px;
  position: relative;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.nav__toggle span {
  display: block;
  width: 22px; height: 1.6px;
  background: #FAF6EC;
  transition: all var(--dur-s) var(--ease);
  border-radius: 2px;
}
.nav.is-scrolled .nav__toggle span { background: var(--ink); }
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.6px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.6px) rotate(-45deg); }

/* Mobile menu */
.nav__mobile {
  display: none;
  flex-direction: column;
  gap: var(--s-2);
  padding: var(--s-4) var(--s-6) var(--s-6);
  background: rgba(251,249,243,0.98);
  backdrop-filter: blur(20px);
  border-top: 1px solid var(--line-soft);
}
.nav__mobile.is-open { display: flex; }
.nav__mobile-link {
  font-family: "Noto Serif SC", serif;
  font-size: 0.98rem;
  letter-spacing: 0.1em;
  padding: var(--s-4) 4px;
  color: var(--ink-2);
  border-bottom: 1px solid var(--line-soft);
}
.nav__mobile-cta {
  margin-top: var(--s-4);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 22px;
  background: var(--ink);
  color: #FAF6EC;
  border-radius: var(--r-sm);
  font-family: "Noto Serif SC", serif;
  font-size: 0.94rem;
  letter-spacing: 0.08em;
}

/* ---------- 5. HERO ---------- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 660px;
  max-height: 920px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: #FAF6EC;
}
.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__img {
  width: 100%; height: 100%;
  object-fit: cover;
  transform: scale(1.08);
  animation: heroZoom 22s var(--ease-out) infinite alternate;
  will-change: transform;
}
@keyframes heroZoom {
  from { transform: scale(1.04); }
  to   { transform: scale(1.14); }
}
.hero__overlay {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(8,8,7,0.55) 0%, rgba(8,8,7,0.20) 45%, rgba(8,8,7,0.70) 100%),
    radial-gradient(ellipse at 50% 40%, rgba(8,8,7,0.05) 0%, rgba(8,8,7,0.35) 100%);
}
.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 860px;
  padding: 0 var(--s-6);
}
.hero__eyebrow {
  font-family: "Inter", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.5em;
  color: rgba(250,246,236,0.68);
  margin-bottom: var(--s-6);
  text-transform: uppercase;
}
.hero__title {
  font-family: "Noto Serif SC", serif;
  font-size: clamp(2.4rem, 6.4vw, 5.2rem);
  font-weight: 400;
  color: #FBF8EF;
  letter-spacing: 0.18em;
  text-indent: 0.18em;
  margin-bottom: var(--s-6);
  line-height: 1.5;
}
.hero__subtitle {
  font-family: "Noto Serif SC", serif;
  font-size: clamp(0.95rem, 1.3vw, 1.1rem);
  font-weight: 300;
  color: rgba(250,246,236,0.82);
  margin-bottom: var(--s-8);
  letter-spacing: 0.06em;
  line-height: 2;
}
.hero__cta-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-5);
  flex-wrap: wrap;
  margin-bottom: var(--s-6);
}
.hero__phone {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  margin-top: var(--s-5);
}
.hero__phone > span {
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  color: rgba(250,246,236,0.5);
  text-transform: uppercase;
  font-family: "Inter", sans-serif;
}
.hero__phone > a {
  font-family: "Noto Serif SC", serif;
  font-size: 1.05rem;
  letter-spacing: 0.18em;
  color: #FBF8EF;
  padding-bottom: 3px;
  border-bottom: 1px solid rgba(250,246,236,0.35);
  transition: all var(--dur-s) var(--ease);
}
.hero__phone > a:hover {
  border-color: var(--gold);
  color: #EADFC9;
}

.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: rgba(250,246,236,0.58);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  font-family: "Inter", sans-serif;
}
.hero__scroll-line {
  width: 1px; height: 44px;
  background: linear-gradient(to bottom, rgba(250,246,236,0.45), transparent);
  position: relative; overflow: hidden;
}
.hero__scroll-line::after {
  content: "";
  position: absolute;
  top: -44px; left: 0;
  width: 100%; height: 44px;
  background: rgba(250,246,236,0.85);
  animation: scrollDown 2.4s var(--ease) infinite;
}
@keyframes scrollDown {
  0% { top: -44px; }
  60%, 100% { top: 44px; }
}

/* ---------- 6. 认识跃洋 ---------- */
.about-yueyang { background: var(--white); }
.about-yueyang__layout {
  display: grid;
  grid-template-columns: 5fr 6fr;
  gap: var(--s-9);
  align-items: start;
  max-width: 1120px;
  margin: 0 auto;
}
.about-yueyang__portrait {
  position: sticky;
  top: 100px;
}
.about-yueyang__img {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--bg-2);
  box-shadow: var(--sh-2);
}
.about-yueyang__img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--dur-xl) var(--ease-out);
}
.about-yueyang__img:hover img { transform: scale(1.03); }
.about-yueyang__img-note {
  position: absolute;
  left: 12px; bottom: 12px;
  font-size: 0.72rem;
  color: rgba(250,246,236,0.7);
  background: rgba(28,27,26,0.55);
  backdrop-filter: blur(4px);
  padding: 5px 10px;
  border-radius: 999px;
  letter-spacing: 0.04em;
}
.about-yueyang__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
  margin-top: var(--s-5);
}
.about-yueyang__tags span {
  padding: 6px 14px;
  background: var(--bg-2);
  color: var(--ink-3);
  border: 1px solid var(--line);
  font-size: 0.8rem;
  border-radius: 999px;
  letter-spacing: 0.08em;
  font-family: "Noto Serif SC", serif;
}

.about-yueyang__text .section__index {
  text-align: left;
  margin-bottom: var(--s-4);
}
.about-yueyang__title {
  font-size: clamp(1.9rem, 3vw, 2.6rem);
  letter-spacing: 0.08em;
  margin-bottom: var(--s-7);
  font-weight: 400;
  line-height: 1.5;
}
.about-yueyang__story {
  display: flex;
  flex-direction: column;
  gap: var(--s-5);
  color: var(--ink-2);
  font-family: "Noto Serif SC", serif;
  font-size: 1rem;
  line-height: 2.1;
  font-weight: 300;
  letter-spacing: 0.02em;
}
.about-yueyang__story p { white-space: pre-line; }
.about-yueyang__question {
  padding: var(--s-5) var(--s-5);
  background: var(--bg-2);
  border-left: 2px solid var(--gold);
  color: var(--ink-3);
  border-radius: 0 var(--r-md) var(--r-md) 0;
}
.about-yueyang__expand {
  display: none;
  flex-direction: column;
  gap: var(--s-5);
  padding-top: var(--s-3);
}
.about-yueyang__story.is-expanded .about-yueyang__expand { display: flex; animation: fadeInUp 0.6s var(--ease-out); }
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
.about-yueyang__highlight {
  font-size: 1.15rem;
  color: var(--ink);
  letter-spacing: 0.06em;
  font-weight: 500;
  padding: var(--s-4) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.about-yueyang__sign {
  text-align: right;
  color: var(--gold);
  letter-spacing: 0.2em;
  margin-top: var(--s-4);
  padding-top: var(--s-3);
}

.about-yueyang__toggle {
  margin-top: var(--s-6);
  display: inline-flex;
  align-items: center;
  padding: 10px 22px;
  border: 1px solid var(--line);
  background: transparent;
  border-radius: 999px;
  font-family: "Noto Serif SC", serif;
  font-size: 0.84rem;
  letter-spacing: 0.14em;
  color: var(--ink-3);
  transition: all var(--dur-s) var(--ease);
}
.about-yueyang__toggle:hover {
  border-color: var(--gold);
  color: var(--gold);
}
.about-yueyang__toggle-less { display: none; }
.about-yueyang__toggle[aria-expanded="true"] .about-yueyang__toggle-more { display: none; }
.about-yueyang__toggle[aria-expanded="true"] .about-yueyang__toggle-less { display: inline; }

/* ---------- 7. 我眼中的北京 ---------- */
.beijing-eyes { background: var(--bg); }
.beijing-eyes__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: 120px;
  gap: var(--s-5);
  max-width: 1160px;
  margin: 0 auto;
}
.scene-tile {
  grid-column: span 3;
  grid-row: span 3;
  border-radius: var(--r-lg);
  overflow: hidden;
  position: relative;
  background: var(--bg-2);
  box-shadow: var(--sh-1);
  transition: transform var(--dur-m) var(--ease), box-shadow var(--dur-m) var(--ease);
}
.scene-tile:hover {
  transform: translateY(-4px);
  box-shadow: var(--sh-2);
}
.scene-tile--tall {
  grid-column: span 3;
  grid-row: span 4;
}
.scene-tile:nth-child(1) { grid-column: span 3; grid-row: span 4; }
.scene-tile:nth-child(2) { grid-column: span 3; grid-row: span 2; }
.scene-tile:nth-child(3) { grid-column: span 3; grid-row: span 2; }
.scene-tile:nth-child(4) { grid-column: span 3; grid-row: span 2; }
.scene-tile:nth-child(5) { grid-column: span 3; grid-row: span 4; }
.scene-tile:nth-child(6) { grid-column: span 6; grid-row: span 2; }

.scene-tile__img {
  position: absolute;
  inset: 0;
}
.scene-tile__img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--dur-xl) var(--ease-out);
}
.scene-tile:hover .scene-tile__img img { transform: scale(1.06); }

.scene-tile__caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: var(--s-6) var(--s-6) var(--s-5);
  background: linear-gradient(to top, rgba(28,27,26,0.8) 0%, rgba(28,27,26,0.35) 60%, transparent 100%);
  color: #FBF8EF;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.scene-tile__num {
  font-family: "Noto Serif SC", serif;
  font-size: 1.1rem;
  color: var(--gold);
  letter-spacing: 0.14em;
  opacity: 0.9;
  font-weight: 500;
}
.scene-tile__caption h3 {
  color: #FBF8EF;
  font-size: 1.25rem;
  letter-spacing: 0.1em;
  margin-bottom: 2px;
}
.scene-tile__caption p {
  font-size: 0.86rem;
  line-height: 1.9;
  color: rgba(250,246,236,0.82);
  letter-spacing: 0.02em;
  font-family: "Noto Serif SC", serif;
  font-weight: 300;
}

/* ---------- 8. 怎么带你玩 ---------- */
.how { background: var(--bg-2); }
.how__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-5) var(--s-6);
  max-width: 1120px;
  margin: 0 auto;
}
.how__item {
  padding: var(--s-6) var(--s-5);
  background: var(--white);
  border-radius: var(--r-md);
  transition: all var(--dur-m) var(--ease);
  border: 1px solid transparent;
}
.how__item:hover {
  transform: translateY(-3px);
  box-shadow: var(--sh-1);
  border-color: var(--line);
}
.how__num {
  font-family: "Noto Serif SC", serif;
  color: var(--gold);
  font-size: 1.4rem;
  line-height: 1;
  margin-bottom: var(--s-3);
  opacity: 0.75;
}
.how__item h3 {
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  margin-bottom: var(--s-3);
  font-weight: 500;
}
.how__item p {
  font-size: 0.86rem;
  line-height: 1.9;
  color: var(--muted);
  font-weight: 300;
}

/* ---------- 9. 精选行程 ---------- */
.routes { background: var(--white); }
.route-list {
  display: flex;
  flex-direction: column;
  gap: var(--s-10);
  max-width: 1120px;
  margin: 0 auto;
}
.route {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-8);
  align-items: center;
}
.route--reverse { grid-template-columns: 1fr 1fr; }
.route--reverse .route__img { order: 2; }
.route--reverse .route__body { order: 1; }

.route__img {
  aspect-ratio: 5 / 4;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--bg-2);
  box-shadow: var(--sh-1);
}
.route__img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--dur-xl) var(--ease-out);
}
.route:hover .route__img img { transform: scale(1.05); }

.route__meta {
  font-family: "Inter", sans-serif;
  font-size: 0.76rem;
  letter-spacing: 0.24em;
  color: var(--gold);
  margin-bottom: var(--s-4);
  text-transform: uppercase;
}
.route__title {
  font-size: clamp(1.4rem, 1.9vw, 1.85rem);
  letter-spacing: 0.06em;
  margin-bottom: var(--s-5);
  font-weight: 500;
  line-height: 1.5;
}
.route__desc {
  color: var(--ink-3);
  line-height: 2;
  margin-bottom: var(--s-6);
  font-weight: 300;
}
.route__points {
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
}
.route__points li {
  position: relative;
  padding-left: 24px;
  color: var(--ink-2);
  font-size: 0.92rem;
  line-height: 1.7;
  font-weight: 300;
}
.route__points li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.65em;
  width: 10px;
  height: 1px;
  background: var(--gold);
  opacity: 0.8;
}

/* ---------- 10. 跃洋的摄影 ---------- */
.photos { background: var(--bg); }
.photos__wall {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 140px;
  gap: var(--s-5);
  max-width: 1160px;
  margin: 0 auto;
}
.photos__item {
  position: relative;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--bg-2);
  transition: transform var(--dur-m) var(--ease), box-shadow var(--dur-m) var(--ease);
  cursor: zoom-in;
}
.photos__item:hover {
  transform: translateY(-3px);
  box-shadow: var(--sh-2);
}
.photos__item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--dur-xl) var(--ease-out);
}
.photos__item:hover img { transform: scale(1.06); }
.photos__item figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 40px var(--s-4) var(--s-4);
  background: linear-gradient(to top, rgba(28,27,26,0.75), transparent);
  color: #FBF8EF;
  font-size: 0.82rem;
  line-height: 1.6;
  letter-spacing: 0.04em;
  font-family: "Noto Serif SC", serif;
  font-weight: 300;
  opacity: 0;
  transform: translateY(6px);
  transition: all var(--dur-m) var(--ease);
}
.photos__item:hover figcaption {
  opacity: 1;
  transform: translateY(0);
}

/* masonry placements */
.photos__item--1 { grid-column: span 4; grid-row: span 4; }
.photos__item--2 { grid-column: span 4; grid-row: span 3; }
.photos__item--3 { grid-column: span 4; grid-row: span 4; }
.photos__item--4 { grid-column: span 4; grid-row: span 3; }
.photos__item--5 { grid-column: span 4; grid-row: span 4; }
.photos__item--6 { grid-column: span 4; grid-row: span 3; }

/* ---------- 11. 客户评价 ---------- */
.reviews { background: var(--white); }
.reviews__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--s-5);
  max-width: 1120px;
  margin: 0 auto;
}
.review {
  grid-column: span 3;
  padding: var(--s-7) var(--s-6);
  background: var(--bg);
  border-radius: var(--r-lg);
  border: 1px solid var(--line-soft);
  transition: all var(--dur-m) var(--ease);
  position: relative;
}
.review:hover {
  transform: translateY(-3px);
  box-shadow: var(--sh-1);
}
.review--highlight {
  grid-column: span 6;
  background: var(--ink);
  color: #F3ECE0;
  text-align: center;
  padding: var(--s-8) var(--s-7);
  border: none;
}
.review--highlight blockquote {
  font-size: 1.4rem;
  letter-spacing: 0.1em;
  line-height: 2;
  color: #FBF8EF;
  font-weight: 300;
  max-width: 720px;
  margin: 0 auto var(--s-6);
}
.review--highlight figcaption { justify-content: center; color: rgba(250,246,236,0.72); }
.review--highlight .review__avatar {
  background: rgba(250,246,236,0.12);
  color: #FBF8EF;
  border: 1px solid rgba(250,246,236,0.2);
}
.review--highlight .review__name { color: #FBF8EF; }

.review blockquote {
  font-family: "Noto Serif SC", serif;
  font-size: 0.96rem;
  line-height: 2;
  color: var(--ink-2);
  font-weight: 300;
  letter-spacing: 0.02em;
  position: relative;
  padding-top: var(--s-4);
  margin-bottom: var(--s-6);
}
.review blockquote::before {
  content: "“";
  position: absolute;
  top: -16px;
  left: -4px;
  font-family: "Noto Serif SC", serif;
  font-size: 3rem;
  color: var(--line);
  line-height: 1;
}
.review--highlight blockquote::before {
  color: rgba(250,246,236,0.15);
  left: 50%; transform: translateX(-50%);
  top: -22px;
  font-size: 3.6rem;
}

.review figcaption {
  display: flex;
  align-items: center;
  gap: var(--s-4);
}
.review__avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--ink);
  color: #FBF8EF;
  display: grid; place-items: center;
  font-family: "Noto Serif SC", serif;
  font-size: 0.95rem;
  font-weight: 500;
  flex-shrink: 0;
}
.review__name {
  font-family: "Noto Serif SC", serif;
  font-size: 0.94rem;
  letter-spacing: 0.06em;
  color: var(--ink);
  margin-bottom: 2px;
}
.review__meta-line {
  font-family: "Inter", sans-serif;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--muted-2);
}
.review--highlight .review__meta-line { color: rgba(250,246,236,0.5); }

/* ---------- 12. 京驿安途（公司主体） ---------- */
.jingyi { background: var(--bg-2); }
.jingyi__layout {
  display: grid;
  grid-template-columns: 5fr 4fr;
  gap: var(--s-8);
  max-width: 1120px;
  margin: 0 auto;
  align-items: start;
}
.jingyi__text .section__index { text-align: left; margin-bottom: var(--s-4); }
.jingyi__title {
  font-size: clamp(1.5rem, 2.2vw, 1.9rem);
  letter-spacing: 0.06em;
  font-weight: 500;
  margin-bottom: var(--s-5);
  color: var(--ink);
  line-height: 1.5;
}
.jingyi__lede {
  font-size: 0.98rem;
  color: var(--ink-3);
  line-height: 2;
  margin-bottom: var(--s-7);
  font-weight: 300;
}
.jingyi__list { display: flex; flex-direction: column; gap: var(--s-5); }
.jingyi__list li {
  padding: var(--s-4) var(--s-5);
  background: var(--white);
  border-radius: var(--r-md);
  border-left: 2px solid var(--gold);
}
.jingyi__list li strong {
  display: block;
  font-family: "Noto Serif SC", serif;
  font-size: 0.96rem;
  letter-spacing: 0.06em;
  color: var(--ink);
  margin-bottom: 4px;
  font-weight: 500;
}
.jingyi__list li span {
  font-size: 0.86rem;
  color: var(--muted);
  line-height: 1.8;
}

.jingyi__card {
  position: sticky;
  top: 100px;
  background: var(--ink);
  color: #FBF8EF;
  border-radius: var(--r-lg);
  padding: var(--s-7) var(--s-6);
  box-shadow: var(--sh-2);
}
.jingyi__card-title {
  font-family: "Noto Serif SC", serif;
  font-size: 1rem;
  letter-spacing: 0.18em;
  color: var(--gold);
  padding-bottom: var(--s-4);
  border-bottom: 1px solid rgba(250,246,236,0.12);
  margin-bottom: var(--s-5);
  text-align: center;
}
.jingyi__services {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-3);
  margin-bottom: var(--s-6);
}
.jingyi__services span {
  padding: 9px 10px;
  background: rgba(250,246,236,0.06);
  border: 1px solid rgba(250,246,236,0.1);
  border-radius: var(--r-sm);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: rgba(250,246,236,0.85);
  text-align: center;
  font-family: "Noto Serif SC", serif;
}
.jingyi__brand-line {
  padding-top: var(--s-5);
  border-top: 1px solid rgba(250,246,236,0.12);
  font-family: "Noto Serif SC", serif;
  font-size: 0.94rem;
  line-height: 2;
  letter-spacing: 0.06em;
  color: rgba(250,246,236,0.75);
  text-align: center;
}
.jingyi__brand-line span {
  color: #FBF8EF;
  font-weight: 500;
}

/* ---------- 13. 最终 CTA / CONTACT ---------- */
.contact {
  position: relative;
  padding: var(--s-10) 0;
  color: #FBF8EF;
  overflow: hidden;
}
.contact__bg { position: absolute; inset: 0; z-index: 0; }
.contact__bg img {
  width: 100%; height: 100%; object-fit: cover;
}
.contact__overlay {
  position: absolute; inset: 0;
  background:
    linear-gradient(135deg, rgba(16,15,13,0.86) 0%, rgba(28,24,20,0.78) 55%, rgba(65,44,28,0.68) 100%);
}
.contact__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-9);
  align-items: center;
  max-width: 1120px;
}
.contact__title {
  font-size: clamp(2rem, 3vw, 2.8rem);
  color: #FBF8EF;
  font-weight: 400;
  letter-spacing: 0.08em;
  margin-bottom: var(--s-6);
  line-height: 1.5;
}
.contact__desc {
  font-family: "Noto Serif SC", serif;
  font-size: 1rem;
  line-height: 2;
  color: rgba(250,246,236,0.78);
  font-weight: 300;
  margin-bottom: var(--s-7);
  letter-spacing: 0.04em;
}
.contact__phone {
  display: inline-flex;
  align-items: center;
  gap: var(--s-5);
  padding: var(--s-5) var(--s-6);
  background: rgba(250,246,236,0.06);
  border: 1px solid rgba(250,246,236,0.16);
  border-radius: var(--r-md);
  backdrop-filter: blur(10px);
  transition: all var(--dur-s) var(--ease);
}
.contact__phone:hover {
  background: rgba(250,246,236,0.1);
  border-color: var(--gold);
}
.contact__phone-ico {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--gold);
  color: #FBF8EF;
  display: grid; place-items: center;
  flex-shrink: 0;
}
.contact__phone-label {
  display: block;
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  color: rgba(250,246,236,0.6);
  margin-bottom: 4px;
  text-transform: uppercase;
  font-family: "Inter", sans-serif;
}
.contact__phone-num {
  display: block;
  font-family: "Noto Serif SC", serif;
  font-size: 1.3rem;
  letter-spacing: 0.12em;
  color: #FBF8EF;
  font-weight: 500;
}

.contact__form {
  background: rgba(251,249,243,0.06);
  border: 1px solid rgba(250,246,236,0.14);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: var(--s-7);
  border-radius: var(--r-lg);
}
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-5);
}
.field { display: flex; flex-direction: column; gap: 8px; }
.field--full { grid-column: 1 / -1; }
.field__label {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: rgba(250,246,236,0.72);
  font-family: "Inter", sans-serif;
  padding-left: 2px;
}
.field__input {
  background: rgba(251,249,243,0.08);
  border: 1px solid rgba(250,246,236,0.18);
  border-radius: var(--r-sm);
  padding: 12px 14px;
  color: #FBF8EF;
  font-size: 0.92rem;
  line-height: 1.6;
  transition: all var(--dur-s) var(--ease);
  font-weight: 300;
  font-family: inherit;
}
.field__input::placeholder {
  color: rgba(250,246,236,0.34);
  font-weight: 300;
  letter-spacing: 0.02em;
}
.field__input:focus {
  outline: none;
  background: rgba(251,249,243,0.14);
  border-color: rgba(250,246,236,0.48);
  box-shadow: 0 0 0 3px rgba(250,246,236,0.06);
}
.field__input--area { resize: vertical; min-height: 90px; }

.contact__done {
  text-align: center;
  padding: var(--s-6) var(--s-5);
}
.contact__done-icon {
  width: 56px; height: 56px;
  margin: 0 auto var(--s-5);
  color: #9BD1A5;
}
.contact__done-icon svg { width: 100%; height: 100%; }
.contact__done h3 {
  color: #FBF8EF;
  font-size: 1.35rem;
  letter-spacing: 0.1em;
  margin-bottom: var(--s-3);
  font-weight: 500;
}
.contact__done p {
  color: rgba(250,246,236,0.78);
  font-size: 0.94rem;
  line-height: 1.8;
  letter-spacing: 0.02em;
}

/* ---------- 14. 移动端固定电话条 ---------- */
.call-bar {
  display: none;
  position: fixed;
  left: var(--s-4);
  right: var(--s-4);
  bottom: calc(var(--s-4) + env(safe-area-inset-bottom));
  z-index: 90;
  padding: 14px 20px;
  background: var(--ink);
  color: #FBF8EF;
  border-radius: 999px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: "Noto Serif SC", serif;
  font-size: 0.98rem;
  letter-spacing: 0.1em;
  box-shadow: 0 6px 24px rgba(28,27,26,0.25);
  transition: transform var(--dur-s) var(--ease);
}
.call-bar:hover { transform: translateY(-2px); }
.call-bar__ico {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--gold);
  color: #FBF8EF;
  display: grid; place-items: center;
  flex-shrink: 0;
}

/* ---------- 15. FOOTER ---------- */
.footer {
  background: #131210;
  color: rgba(250,246,236,0.68);
  padding: var(--s-9) 0 0;
  padding-bottom: 100px; /* 为移动端固定电话条留白 */
}
.footer__inner {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: var(--s-9);
  padding-bottom: var(--s-8);
}
.footer__logo {
  font-family: "Noto Serif SC", serif;
  font-size: 1.35rem;
  letter-spacing: 0.16em;
  color: #FBF8EF;
  margin-bottom: var(--s-4);
  font-weight: 500;
}
.footer__tagline {
  font-size: 0.94rem;
  color: rgba(250,246,236,0.5);
  letter-spacing: 0.08em;
  font-family: "Noto Serif SC", serif;
  margin-bottom: var(--s-6);
  line-height: 1.8;
}
.footer__wechat .footer__col-title { margin-bottom: var(--s-4); }
.footer__phone {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  background: rgba(250,246,236,0.06);
  border: 1px solid rgba(250,246,236,0.12);
  border-radius: var(--r-sm);
  color: #EADFC9;
  font-family: "Noto Serif SC", serif;
  font-size: 0.94rem;
  letter-spacing: 0.1em;
  transition: all var(--dur-s) var(--ease);
}
.footer__phone:hover {
  border-color: var(--gold);
  color: #FBF8EF;
}

.footer__cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-6);
}
.footer__col-title {
  font-family: "Inter", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(250,246,236,0.9);
  margin-bottom: var(--s-5);
}
.footer__link {
  display: block;
  font-size: 0.88rem;
  line-height: 2.1;
  letter-spacing: 0.04em;
  color: rgba(250,246,236,0.58);
  transition: color var(--dur-s) var(--ease);
}
.footer__link:hover { color: #FBF8EF; }
.footer__link--muted { color: rgba(250,246,236,0.36); cursor: default; pointer-events: none; }

.footer__bar {
  border-top: 1px solid rgba(250,246,236,0.08);
  padding: var(--s-5) 0;
}
.footer__bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-5);
  font-size: 0.74rem;
  color: rgba(250,246,236,0.38);
  letter-spacing: 0.04em;
  flex-wrap: wrap;
  line-height: 1.6;
}

/* ---------- 16. 淡入 reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
  will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal.is-visible[data-delay="80"]  { transition-delay: 80ms; }
.reveal.is-visible[data-delay="100"] { transition-delay: 100ms; }
.reveal.is-visible[data-delay="120"] { transition-delay: 120ms; }
.reveal.is-visible[data-delay="150"] { transition-delay: 150ms; }
.reveal.is-visible[data-delay="160"] { transition-delay: 160ms; }
.reveal.is-visible[data-delay="180"] { transition-delay: 180ms; }
.reveal.is-visible[data-delay="200"] { transition-delay: 200ms; }
.reveal.is-visible[data-delay="240"] { transition-delay: 240ms; }
.reveal.is-visible[data-delay="320"] { transition-delay: 320ms; }
.reveal.is-visible[data-delay="340"] { transition-delay: 340ms; }
.reveal.is-visible[data-delay="460"] { transition-delay: 460ms; }

/* ---------- 17. RESPONSIVE: TABLET (≤ 1024px) ---------- */
@media (max-width: 1024px) {
  .container { padding: 0 var(--s-5); }
  .nav__links { gap: 22px; }
  .nav__link { font-size: 0.8rem; letter-spacing: 0.06em; }
  .nav__cta { padding: 8px 14px; font-size: 0.78rem; }

  .about-yueyang__layout {
    grid-template-columns: 1fr;
    gap: var(--s-7);
    max-width: 640px;
  }
  .about-yueyang__portrait { position: static; max-width: 500px; margin: 0 auto; width: 100%; }

  .beijing-eyes__grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 160px;
  }
  .scene-tile, .scene-tile--tall,
  .scene-tile:nth-child(n) {
    grid-column: span 1 !important;
    grid-row: span 2 !important;
  }
  .scene-tile:nth-child(6) { grid-column: span 2 !important; }

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

  .route, .route--reverse {
    grid-template-columns: 1fr;
    gap: var(--s-6);
  }
  .route--reverse .route__img { order: 0; }
  .route--reverse .route__body { order: 0; }
  .route__img { aspect-ratio: 16 / 11; }

  .photos__wall {
    grid-template-columns: repeat(6, 1fr);
    grid-auto-rows: 150px;
  }
  .photos__item--1, .photos__item--2, .photos__item--3,
  .photos__item--4, .photos__item--5, .photos__item--6 {
    grid-column: span 3;
    grid-row: span 3;
  }

  .reviews__grid { grid-template-columns: repeat(2, 1fr); }
  .review, .review--highlight { grid-column: span 1; }
  .review--highlight { grid-column: span 2; padding: var(--s-7) var(--s-6); }
  .review--highlight blockquote { font-size: 1.15rem; }

  .jingyi__layout {
    grid-template-columns: 1fr;
    gap: var(--s-7);
  }
  .jingyi__card { position: static; }

  .contact__inner {
    grid-template-columns: 1fr;
    gap: var(--s-7);
  }

  .footer__inner { grid-template-columns: 1fr; gap: var(--s-7); }
  .footer__cols { grid-template-columns: repeat(3, 1fr); }
}

/* ---------- 18. RESPONSIVE: MOBILE (≤ 720px) ---------- */
@media (max-width: 720px) {
  body { font-size: 15px; }
  .container { padding: 0 20px; }
  .section__head { margin-bottom: var(--s-7); }

  .nav__links, .nav__cta { display: none; }
  .nav__toggle { display: flex; }
  .nav__logo-texts { line-height: 1.1; }
  .nav__logo-name { font-size: 0.88rem; letter-spacing: 0.1em; }
  .nav__logo-sub { font-size: 0.62rem; letter-spacing: 0.2em; }
  .nav__logo-mark { width: 32px; height: 32px; font-size: 0.82rem; }

  /* Hero mobile */
  .hero {
    min-height: 600px;
    height: 100svh;
    max-height: none;
  }
  .hero__eyebrow {
    font-size: 0.62rem;
    letter-spacing: 0.36em;
    margin-bottom: var(--s-5);
  }
  .hero__title {
    font-size: clamp(2rem, 8.8vw, 2.8rem);
    letter-spacing: 0.14em;
    text-indent: 0.14em;
    margin-bottom: var(--s-5);
  }
  .hero__subtitle {
    font-size: 0.92rem;
    letter-spacing: 0.04em;
    margin-bottom: var(--s-7);
    line-height: 1.95;
  }
  .hero__cta-row { gap: var(--s-4); margin-bottom: var(--s-5); }
  .hero__cta-row .btn {
    width: 100%;
    max-width: 320px;
    padding: 13px 22px;
    font-size: 0.88rem;
  }
  .hero__phone > a { font-size: 1rem; letter-spacing: 0.14em; }
  .hero__scroll { bottom: 24px; }

  /* 认识跃洋 */
  .about-yueyang__title { margin-bottom: var(--s-6); }
  .about-yueyang__story { font-size: 0.94rem; gap: var(--s-4); line-height: 2; }
  .about-yueyang__question { padding: var(--s-4); }
  .about-yueyang__highlight { font-size: 1.05rem; padding: var(--s-3) 0; }

  /* 我眼中的北京 */
  .beijing-eyes__grid { gap: var(--s-4); }
  .scene-tile__caption { padding: var(--s-5) var(--s-4) var(--s-4); }
  .scene-tile__caption h3 { font-size: 1.05rem; }
  .scene-tile__caption p { font-size: 0.8rem; line-height: 1.8; }

  /* 怎么玩 */
  .how__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--s-4);
  }
  .how__item { padding: var(--s-5) var(--s-4); }
  .how__item h3 { font-size: 0.96rem; margin-bottom: var(--s-2); }
  .how__item p { font-size: 0.8rem; line-height: 1.8; }

  /* 精选线路 */
  .route-list { gap: var(--s-8); }
  .route__title { margin-bottom: var(--s-4); font-size: 1.25rem; }
  .route__desc { margin-bottom: var(--s-5); }
  .route__points { gap: 10px; }
  .route__points li { font-size: 0.88rem; }

  /* 摄影墙：改为 2 列 */
  .photos__wall {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 170px;
    gap: var(--s-4);
  }
  .photos__item--1, .photos__item--2, .photos__item--3,
  .photos__item--4, .photos__item--5, .photos__item--6 {
    grid-column: span 1 !important;
    grid-row: span 2 !important;
  }
  .photos__item figcaption {
    opacity: 1;
    transform: none;
    font-size: 0.74rem;
    padding: 28px 10px 10px;
  }

  /* 评价 */
  .reviews__grid { grid-template-columns: 1fr; gap: var(--s-4); }
  .review, .review--highlight { grid-column: span 1 !important; }
  .review { padding: var(--s-6) var(--s-5); }
  .review--highlight { padding: var(--s-7) var(--s-5); }
  .review--highlight blockquote {
    font-size: 1.05rem;
    line-height: 2;
    letter-spacing: 0.06em;
  }
  .review blockquote { font-size: 0.92rem; line-height: 1.95; margin-bottom: var(--s-5); }

  /* 公司主体 */
  .jingyi__list li { padding: var(--s-4); }
  .jingyi__card { padding: var(--s-6) var(--s-5); }
  .jingyi__services { gap: var(--s-2); }
  .jingyi__services span { font-size: 0.78rem; padding: 8px 6px; }

  /* CTA */
  .contact__form { padding: var(--s-5); }
  .contact__grid { grid-template-columns: 1fr; gap: var(--s-4); }
  .field__input { padding: 12px; font-size: 0.9rem; }
  .contact__title { margin-bottom: var(--s-5); font-size: 1.9rem; letter-spacing: 0.06em; }
  .contact__phone {
    width: 100%;
    padding: var(--s-4) var(--s-5);
    gap: var(--s-4);
  }
  .contact__phone-num { font-size: 1.1rem; letter-spacing: 0.1em; }

  /* 移动端固定电话条显示 */
  .call-bar { display: inline-flex; }
  .footer { padding-bottom: 120px; }

  /* Footer */
  .footer__cols { grid-template-columns: 1fr 1fr; gap: var(--s-5); }
  .footer__bar-inner { justify-content: center; text-align: center; font-size: 0.7rem; }
}

/* ---------- 19. SMALL MOBILE (≤ 400px) ---------- */
@media (max-width: 400px) {
  .how__grid { grid-template-columns: 1fr; }
  .jingyi__services { grid-template-columns: 1fr; }
  .footer__cols { grid-template-columns: 1fr; }
  .hero__title { font-size: 1.85rem; }
}

/* ---------- 20. REDUCED MOTION ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .hero__img { animation: none; transform: scale(1); }
  .reveal { opacity: 1; transform: none; }
  .about-yueyang__story.is-expanded .about-yueyang__expand { animation: none; }
}