/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  /* --- 背景色 --- */
  --color-bg-base:       #F7F5F0;
  --color-bg-surface:    #FFFFFF;
  --color-bg-alt:        #EFECE5;

  /* --- 文字 --- */
  --color-text-title:    #2C2824;
  --color-text-body:     #5C554D;
  --color-text-muted:    #9A9186;

  /* --- 强调色 --- */
  --color-accent:        #C5A365;
  --color-accent-light:  rgba(197, 163, 101, 0.12);

  /* --- 功能色 --- */
  --color-border:        #E2DCD0;
  --color-error-light:   #FDF6F6;
  --color-error:         #D97070;

  /* --- 字体栈 --- */
  --font-serif:  'Noto Serif SC', 'Source Han Serif SC', serif;
  --font-sans:   'Noto Sans SC', 'Source Han Sans SC', sans-serif;
  --font-en:     'Playfair Display', serif;
  --font-script: 'Waltograph', cursive;

  /* --- 阴影 --- */
  --shadow-sm: 0 4px 12px rgba(44, 40, 36, 0.04);
  --shadow-md: 0 8px 32px rgba(44, 40, 36, 0.08);

  /* --- 圆角 --- */
  --radius-sm:   8px;
  --radius-md:   12px;
  --radius-full: 999px;

  /* --- 缓动 --- */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}


/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: #EFECE5;
}

body {
  font-family: var(--font-serif);
  color: var(--color-text-body);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

img {
  display: block;
  max-width: 100%;
  object-fit: cover;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input, textarea {
  font-family: var(--font-sans);
  -webkit-appearance: none;
}


/* ============================================================
   LAYOUT
   ============================================================ */
.app-container {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  background-color: var(--color-bg-base);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow-x: hidden;
}

.section-inner {
  padding: 5rem 2rem;
}

/* 区块标题 */
.section-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-text-title);
  text-align: center;
  margin-bottom: 3rem;
  letter-spacing: 0.15em;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -1rem;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 1px;
  background-color: var(--color-accent);
}


/* ============================================================
   SCROLL REVEAL ANIMATIONS
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 1s var(--ease-out-expo);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }


/* ============================================================
   SECTION: COVER
   ============================================================ */
#cover {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
}

.cover-bg {
  position: absolute;
  inset: -5%;
  background-image: url('../images/cover.webp');
  background-size: cover;
  background-position: center 10%;
  background-color: #C9B99A; /* 无图占位色 */
  z-index: 1;
}

.cover-mask {
  position: absolute;
  inset: 0;
  /* 顶部加深让艺术字清晰，底部加深保证文字可读 */
  background: linear-gradient(
    to top,
    rgba(20, 18, 15, 0.85) 0%,
    rgba(20, 18, 15, 0.15) 40%,
    rgba(20, 18, 15, 0.10) 70%,
    rgba(20, 18, 15, 0.60) 100%
  );
  z-index: 2;
}

/* 顶部艺术字标题 */
.cover-top-title {
  position: absolute;
  top: 6vh; /* 向上提，避免遮挡面部 */
  left: 0;
  right: 0;
  text-align: center;
  z-index: 3;
  opacity: 0;
  animation: fadeDownIn 1.5s var(--ease-out-expo) forwards;
  animation-delay: 0.2s;
}

.ct-main {
  font-family: var(--font-script);
  font-size: clamp(3rem, 12vw, 4.5rem); /* 适度缩小，避免喧宾夺主 */
  color: #fff;
  text-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  line-height: 1;
  margin-bottom: 0.5rem;
  letter-spacing: 0.02em;
}

.ct-sub {
  font-family: var(--font-en);
  font-size: 0.75rem;
  letter-spacing: 0.4em;
  color: var(--color-accent);
  text-transform: uppercase;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  margin-right: -0.4em; /* 补偿宽字距的视觉偏差 */
}

@keyframes fadeDownIn {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.cover-content {
  position: relative;
  z-index: 3;
  text-align: center;
  color: #fff;
  padding: 0 2rem 4rem;
}

.cover-names {
  font-family: var(--font-serif);
  font-size: 1.55rem;
  letter-spacing: 0.2em;
  margin-bottom: 0.4rem;
  font-weight: 300;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.cover-date-en {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
}

.cover-location {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  letter-spacing: 0.3em;
  font-weight: 300;
  opacity: 0.9;
}


/* 向下滚动指示 */
.scroll-down {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  opacity: 0.7;
  animation: bounce 2s infinite;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.scroll-down span {
  font-family: var(--font-en);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #fff;
}

.scroll-down svg {
  width: 12px;
  height: 12px;
  stroke: #fff;
  fill: none;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40%  { transform: translateX(-50%) translateY(-10px); }
  60%  { transform: translateX(-50%) translateY(-5px); }
}


/* ============================================================
   SECTION: STORY — 邀请信 + 照片墙 + 时间轴
   ============================================================ */
#story {
  background-color: var(--color-bg-base);
}

/* 邀请信区 */
.invitation-intro {
  text-align: center;
  margin-bottom: 4rem;
  padding: 0 1rem;
}

.intro-greeting {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  letter-spacing: 0.1em;
  margin-bottom: 1.5rem;
}

.intro-text {
  font-size: 1.1rem;
  color: var(--color-text-title);
  line-height: 2.2;
  letter-spacing: 0.15em;
  margin-bottom: 2rem;
}

.intro-sign {
  font-family: 'Zhi Mang Xing', var(--font-serif);
  font-size: 1.35rem;
  color: var(--color-accent);
  font-style: normal;
  letter-spacing: 0.15em;
}

/* 杂志风错落照片墙 */
.editorial-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 8px;
  margin-bottom: 5rem;
}

.ed-pic {
  border-radius: 4px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.ed-pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.ed-pic:hover img {
  transform: scale(1.05);
}

/* 三张图错落布局 */
.ed-main {
  grid-column: 2 / 11;
  grid-row: 1 / 3;
  aspect-ratio: 4 / 5;
  z-index: 1;
  background-color: #D4C4B0; /* 占位色 */
}

.ed-sub1 {
  grid-column: 8 / 13;
  grid-row: 2 / 3;
  aspect-ratio: 1;
  z-index: 2;
  margin-top: -3rem;
  border: 6px solid var(--color-bg-base);
  background-color: #C8BAA8; /* 占位色 */
}

.ed-sub2 {
  grid-column: 1 / 7;
  grid-row: 3 / 4;
  aspect-ratio: 4 / 3;
  z-index: 3;
  margin-top: -4rem;
  border: 6px solid var(--color-bg-base);
  background-color: #BFAE9A; /* 占位色 */
}

/* 时间轴 */
.timeline {
  position: relative;
  margin: 0 auto;
  max-width: 320px;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 3px;
  width: 1px;
  height: 0;
  background-color: var(--color-accent);
  transition: height 1.5s var(--ease-out-expo);
}

.timeline.active::before {
  height: 100%;
}

.timeline-item {
  position: relative;
  padding-bottom: 3.5rem;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

/* 圆点 */
.timeline-item::after {
  content: '';
  position: absolute;
  left: -2rem;
  top: 0.4rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--color-bg-base);
  border: 1px solid var(--color-accent);
  transition: all 0.3s;
}

.timeline-item.active::after {
  background-color: var(--color-accent);
  box-shadow: 0 0 0 4px var(--color-accent-light);
}

.tl-time {
  font-family: var(--font-en);
  font-size: 1.25rem;
  color: var(--color-accent);
  margin-bottom: 0.25rem;
  line-height: 1;
}

.tl-title {
  font-size: 1.05rem;
  color: var(--color-text-title);
  font-weight: 600;
  margin-bottom: 0.3rem;
  letter-spacing: 0.05em;
}

.tl-desc {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}


/* ============================================================
   SECTION: VENUES 场地指引
   ============================================================ */
#venues {
  background-color: var(--color-bg-alt);
}

.venue-cards {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.venue-card {
  display: block;
  text-decoration: none;
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
  height: 160px;
  box-shadow: var(--shadow-sm);
  background-size: cover;
  background-position: center;
  background-color: #C9B99A; /* 占位色 */
  transition: transform 0.3s var(--ease-out-expo), box-shadow 0.3s ease;
  -webkit-tap-highlight-color: transparent;
}

.venue-card:active {
  transform: scale(0.97);
}

.vc-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(20, 18, 15, 0.85) 0%,
    rgba(20, 18, 15, 0.4) 50%,
    rgba(20, 18, 15, 0.1) 100%
  );
  z-index: 1;
}

.venue-card-content {
  position: absolute;
  inset: 0;
  z-index: 2;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.vc-type {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--color-accent);
  letter-spacing: 0.2em;
  margin-bottom: 0.2rem;
  text-transform: uppercase;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.vc-name {
  font-size: 1.15rem;
  color: #fff;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.vc-nav-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-family: var(--font-sans);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  letter-spacing: 0.1em;
}

.vc-nav-btn svg {
  width: 12px;
  height: 12px;
  stroke: currentColor;
  fill: none;
}


/* ============================================================
   SECTION: TRAVEL ASSISTANT 出行管家
   ============================================================ */
#travel {
  background-color: var(--color-bg-base);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  color: var(--color-text-title);
  margin-bottom: 0.75rem;
  letter-spacing: 0.05em;
}

.input-field {
  width: 100%;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  font-size: 0.95rem;
  color: var(--color-text-title);
  transition: all 0.3s ease;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.02);
}

.input-field:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.input-field::placeholder {
  color: #C2BCB3;
}

/* Chip 单选按钮组 */
.chip-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.chip-container.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.chip-container.grid-4 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
}

.chip-radio {
  display: none;
}

.chip-label {
  flex: 1;
  text-align: center;
  padding: 0.8rem 1rem;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--color-text-body);
  transition: all 0.2s ease;
  user-select: none;
  white-space: nowrap;
  cursor: pointer;
}

.chip-radio:checked + .chip-label {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
  font-weight: 500;
  box-shadow: 0 4px 10px rgba(197, 163, 101, 0.3);
  transform: translateY(-1px);
}

/* 主操作按钮 */
.btn-primary {
  width: 100%;
  padding: 1rem;
  background: var(--color-text-title);
  color: var(--color-bg-base);
  font-size: 0.95rem;
  letter-spacing: 0.1em;
  border-radius: var(--radius-full);
  transition: all 0.3s ease;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 1rem;
  font-family: var(--font-sans);
}

.btn-primary:active {
  transform: scale(0.98);
}

.btn-primary:disabled {
  opacity: 0.6;
  pointer-events: none;
}

/* AI 加载态 */
.ai-loading {
  display: none;
  text-align: center;
  padding: 2rem 0;
}

.ai-loading.active {
  display: block;
}

.spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-accent-light);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 1rem;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* AI 结果区 */
.ai-result {
  display: none;
  margin-top: 2rem;
}

.ai-result.active {
  display: block;
  animation: fadeUpIn 0.6s var(--ease-out-expo);
}

@keyframes fadeUpIn {
  from { opacity: 0; transform: translateY(15px); }
  to   { opacity: 1; transform: translateY(0); }
}

.result-card {
  background: var(--color-bg-surface);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1rem;
  border: 1px solid var(--color-border);
}

.result-card-title {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.flight-info {
  font-size: 0.95rem;
  color: var(--color-text-title);
  font-weight: 500;
}

.flight-time {
  font-family: var(--font-en);
  font-size: 1.1rem;
  color: var(--color-accent);
  margin-top: 0.2rem;
}

.result-card.warning {
  background: var(--color-error-light);
  border-color: rgba(217, 112, 112, 0.3);
}

.result-card.warning .result-card-title {
  color: var(--color-error);
}

.result-card.warning p {
  font-size: 0.85rem;
  color: #8A4A4A;
  line-height: 1.6;
  margin-top: 0.5rem;
}

.warning-highlight {
  font-weight: 600;
  color: var(--color-error);
  border-bottom: 1px solid currentColor;
}


/* ============================================================
   SECTION: RSVP 敬备喜酌
   ============================================================ */
#rsvp {
  background-color: var(--color-bg-alt);
}

.extra-people-input {
  display: none;
  margin-top: 1rem;
  animation: fadeUpIn 0.3s ease;
}

.extra-people-input.active {
  display: block;
}

.success-message {
  display: none;
  text-align: center;
  padding: 3rem 0;
}

.success-message.active {
  display: block;
  animation: fadeUpIn 0.6s ease;
}

.success-icon {
  width: 64px;
  height: 64px;
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto 1.5rem;
}

.success-title {
  font-weight: 400;
  color: var(--color-text-title);
  margin-bottom: 0.5rem;
}

.success-sub {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}


/* ============================================================
   SECTION: FOOTER
   ============================================================ */
#footer {
  background-color: var(--color-bg-base);
  padding: 6rem 2rem 5rem;
  text-align: center;
}

.footer-logo {
  font-family: var(--font-en);
  font-size: 2.5rem;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
  font-style: italic;
}

.footer-meta {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  letter-spacing: 0.1em;
}

.footer-thanks {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 300;
  color: rgba(92, 85, 77, 0.45);
  letter-spacing: 0.4em;
  margin-bottom: 0;
  margin-right: -0.4em;
}


/* ============================================================
   TRAFFIC REFERENCE（交通参考，在场地指引区块内）
   ============================================================ */
.traffic-ref {
  margin-top: 2rem;
  padding: 1rem 1.25rem;
  background: var(--color-bg-base);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.traffic-ref-title {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--color-text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.traffic-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.traffic-item {
  display: flex;
  align-items: baseline;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  line-height: 1.4;
}

.traffic-loc {
  color: var(--color-text-body);
  white-space: nowrap;
  flex-shrink: 0;
  min-width: 9em;
}

.traffic-dots {
  flex: 1;
  border-bottom: 1px dotted var(--color-border);
  margin: 0 0.6rem 0.18em;
}

.traffic-time {
  color: var(--color-text-muted);
  white-space: nowrap;
  text-align: right;
  flex-shrink: 0;
}

.traffic-note {
  font-size: 0.72rem;
  opacity: 0.75;
}


/* ============================================================
   RETURN REFERENCE CARD（返程参考，AI 结果区）
   ============================================================ */
.rrc-wrap {
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-bg-surface);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.rrc-header {
  padding: 0.65rem 1.25rem;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  color: var(--color-text-muted);
  letter-spacing: 0.1em;
  border-bottom: 1px solid var(--color-border);
}

.rrc-body {
  padding: 1.25rem;
}

.rrc-row {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.8rem;
}

.rrc-row:last-child {
  margin-bottom: 0;
}

.rrc-mode {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  padding-top: 0.15em;
  width: 2rem;
  flex-shrink: 0;
}

.rrc-details {
  flex: 1;
  min-width: 0;
}

.rrc-train-line {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.rrc-badge {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  padding: 1px 6px;
  border-radius: 3px;
  white-space: nowrap;
}

.rrc-train-no {
  font-family: var(--font-en);
  font-size: 0.95rem;
  color: var(--color-text-title);
  font-weight: 400;
}

.rrc-route {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: var(--color-text-body);
  flex: 1;
}

.rrc-time {
  font-family: var(--font-en);
  font-size: 1rem;
  color: var(--color-accent);
  white-space: nowrap;
}

.rrc-sub {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.3rem;
  line-height: 1.5;
}

.rrc-divider {
  height: 1px;
  background: var(--color-border);
  margin: 0.8rem 0;
}

.rrc-disclaimer {
  padding: 0.7rem 1.25rem;
  background: var(--color-bg-alt);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.rrc-disclaimer strong {
  color: var(--color-text-body);
  font-weight: 500;
}

.rrc-no-data {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  color: var(--color-text-muted);
  text-align: center;
  padding: 0.25rem 0;
  line-height: 1.7;
}

/* 自驾展示 */
.drive-rows {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.drive-row {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.drive-side {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  width: 4.5em;
  flex-shrink: 0;
}

.drive-venue {
  font-family: var(--font-sans);
  font-size: 0.88rem;
  color: var(--color-text-title);
}

/* 出行助手 — 警告横条 */
.rrc-warning {
  padding: 0.55rem 1.25rem;
  background: rgba(197, 163, 101, 0.12);
  border-bottom: 1px solid rgba(197, 163, 101, 0.25);
  font-family: var(--font-sans);
  font-size: 0.72rem;
  color: #8a6e30;
  line-height: 1.5;
}

/* 出行助手 — 当日/次日 区块标签 */
.rrc-section-title {
  display: flex;
  align-items: baseline;
  gap: 0.5em;
  padding: 0.9rem 1.25rem 0.4rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-body);
  letter-spacing: 0.05em;
}
.rrc-section-title span {
  font-size: 0.68rem;
  color: var(--color-text-muted);
  font-weight: 400;
}

/* 出行助手 — 单条路线块 */
.rrc-block {
  padding: 0.5rem 1.25rem 0.75rem;
}
.rrc-block-title {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  color: var(--color-text-muted);
  margin-bottom: 0.45rem;
  display: flex;
  align-items: center;
  gap: 0.4em;
}
.rrc-block-note {
  font-size: 0.65rem;
  color: var(--color-accent);
  border: 1px solid rgba(197,163,101,0.4);
  padding: 0 5px;
  border-radius: 3px;
}

/* 出行助手 — 单段腿 (leg) */
.rrc-leg {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
  flex-wrap: wrap;
  margin-bottom: 0.35rem;
}
.rrc-leg-num {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  color: var(--color-text-muted);
  width: 1.2em;
  flex-shrink: 0;
}

/* 行程时长 */
.rrc-duration {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

/* 建议离席时间提示 */
.rrc-leave-hint {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  border-radius: 4px;
  padding: 0.3rem 0.6rem;
  margin-top: 0.4rem;
  line-height: 1.5;
}

/* 次日返程灵活提示 */
.rrc-next-day {
  padding: 0.65rem 1.25rem 0.9rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  border-top: 1px dashed var(--color-border);
  line-height: 1.6;
}
.rrc-next-day-label {
  display: inline-block;
  font-weight: 500;
  color: var(--color-text-body);
  margin-right: 0.4em;
}

/* 重新查询链接 */
.rrc-reset {
  display: block;
  text-align: center;
  margin-top: 1rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  color: var(--color-text-muted);
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
  background: none;
  border: none;
  width: 100%;
}