/* Skerrylight Sea Kayak — 虚构品牌概念站
   视觉来自航海图：深水白、浅水蓝分带、陆地米黄、品红色航线与灯标。
   字体：Petrona（标题与海图斜体注记）、Schibsted Grotesk（正文与界面），均为 SIL OFL。 */

@font-face { font-family: "Petrona"; src: url(../fonts/petrona-latin-wght-normal.woff2) format("woff2-variations"); font-weight: 100 900; font-style: normal; font-display: swap;
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "Petrona"; src: url(../fonts/petrona-latin-ext-wght-normal.woff2) format("woff2-variations"); font-weight: 100 900; font-style: normal; font-display: swap;
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: "Petrona"; src: url(../fonts/petrona-latin-wght-italic.woff2) format("woff2-variations"); font-weight: 100 900; font-style: italic; font-display: swap;
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "Petrona"; src: url(../fonts/petrona-latin-ext-wght-italic.woff2) format("woff2-variations"); font-weight: 100 900; font-style: italic; font-display: swap;
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: "Schibsted Grotesk"; src: url(../fonts/schibsted-grotesk-latin-wght-normal.woff2) format("woff2-variations"); font-weight: 400 900; font-display: swap;
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "Schibsted Grotesk"; src: url(../fonts/schibsted-grotesk-latin-ext-wght-normal.woff2) format("woff2-variations"); font-weight: 400 900; font-display: swap;
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }

:root {
  --paper: #fbfcf8;
  --shoal: #dceef6;
  --shoal-2: #a8d2e9;
  --shoal-3: #8fc4e2;
  --land: #eedfa0;
  --drying: #bacc9e;
  --magenta: #b0156f;
  --magenta-dark: #870f54;
  --ink: #1c2633;
  --ink-soft: #46576a;
  --sea-text: #2f5f86;

  --cjk: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Hiragino Sans", "Yu Gothic", "Meiryo", "Noto Sans JP", "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", sans-serif;
  --serif: "Petrona", "Songti SC", "Noto Serif SC", "Yu Mincho", "Noto Serif JP", "Noto Serif KR", Georgia, serif;
  --sans: "Schibsted Grotesk", var(--cjk);

  --gutter: clamp(1rem, 4vw, 3rem);
  --max: 78rem;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 5rem; }
.js:not(.ready) body { visibility: hidden; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--sans); font-size: 1.0625rem; line-height: 1.6;
  -webkit-tap-highlight-color: rgba(176, 21, 111, 0.15); touch-action: manipulation;
}
:lang(zh-CN) body, :lang(ja) body, :lang(ko) body { line-height: 1.8; }
::selection { background: var(--shoal-2); color: var(--ink); }
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; text-underline-offset: 0.2em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--magenta); outline-offset: 3px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; margin: 0; text-wrap: balance; letter-spacing: -0.01em; }
:lang(zh-CN) :is(h1, h2, h3), :lang(ja) :is(h1, h2, h3), :lang(ko) :is(h1, h2, h3) { letter-spacing: 0; font-weight: 700; }
p { margin: 0; text-wrap: pretty; }
.wrap { width: min(100% - 2 * var(--gutter), var(--max)); margin-inline: auto; }
.skip { position: absolute; left: 1rem; top: -4rem; z-index: 100; background: var(--ink); color: var(--paper); padding: 0.75rem 1rem; }
.skip:focus { top: 1rem; }
.vh { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- 页眉 ---------- */
.masthead {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
  padding: 0.75rem var(--gutter); min-height: 4rem;
  background: rgba(251, 252, 248, 0.94); backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid var(--ink);
}
.wordmark { display: inline-flex; align-items: center; gap: 0.625rem; text-decoration: none; font-family: "Petrona", serif; font-weight: 700; font-size: 1.25rem; letter-spacing: -0.01em; }
.wordmark svg { width: 1.75rem; height: 1.75rem; flex: none; }
.site-nav { display: flex; align-items: center; gap: 2rem; }
.site-nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 1.5rem; }
.nav-links a { text-decoration: none; font-weight: 600; font-size: 0.9375rem; padding: 0.375rem 0; background: linear-gradient(var(--magenta), var(--magenta)) left bottom / 0 2px no-repeat; transition: background-size 0.25s ease; }
.nav-links a:hover, .nav-links a[aria-current="page"] { background-size: 100% 2px; }
.lang-switch { gap: 0.125rem !important; border: 1px solid var(--ink); border-radius: 999px; padding: 0.1875rem !important; }
.lang-switch a { display: inline-block; text-decoration: none; font-size: 0.8125rem; font-weight: 600; padding: 0.1875rem 0.625rem; border-radius: 999px; transition: background-color 0.2s ease, color 0.2s ease; }
.lang-switch a:hover { background: var(--shoal); }
.lang-switch a[aria-current="true"] { background: var(--ink); color: var(--paper); }
.menu-btn { display: none; width: 2.75rem; height: 2.75rem; border: 1px solid var(--ink); border-radius: 50%; background: transparent; color: var(--ink); cursor: pointer; align-items: center; justify-content: center; }
.menu-btn svg { width: 1.25rem; height: 1.25rem; }
.menu-btn .x { display: none; }
.menu-open .menu-btn .bars { display: none; }
.menu-open .menu-btn .x { display: block; }
@media (max-width: 54rem) {
  .menu-btn { display: inline-flex; }
  .site-nav {
    position: fixed; inset: 4rem 0 auto 0; flex-direction: column; align-items: flex-start; gap: 1.5rem;
    padding: 1.5rem var(--gutter) 2rem; background: var(--paper); border-bottom: 1px solid var(--ink);
    opacity: 0; visibility: hidden; transform: translateY(-0.5rem);
    transition: opacity 0.2s ease, transform 0.25s cubic-bezier(.2,.8,.2,1), visibility 0s linear 0.25s;
  }
  .menu-open .site-nav { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
  .nav-links { flex-direction: column; gap: 0.75rem !important; }
  .nav-links a { font-family: var(--serif); font-size: 1.75rem; font-weight: 600; }
}

/* ---------- 按钮 ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; min-height: 3rem; padding: 0.75rem 1.375rem; font-weight: 700; font-size: 1rem; text-decoration: none; border-radius: 0.25rem; transition: background-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease; }
.btn-route { background: var(--magenta); color: #fff; }
.btn-route:hover { background: var(--magenta-dark); }
.btn-plain { color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--ink); }
.btn-plain:hover { background: var(--shoal); }

/* ---------- 首屏海图 ---------- */
.chart-hero { position: relative; height: max(36rem, calc(100svh - 4rem)); }
.chart-hero canvas { width: 100%; height: 100%; touch-action: pan-y; cursor: crosshair; }
.readout {
  position: absolute; left: 0; top: 0; pointer-events: none; z-index: 3;
  background: var(--ink); color: var(--paper); font-size: 0.8125rem; font-weight: 600; font-variant-numeric: tabular-nums;
  padding: 0.25rem 0.5rem; border-radius: 0.1875rem; white-space: nowrap;
}
.cartouche {
  position: absolute; left: clamp(1.5rem, 4vw, 3.5rem); bottom: clamp(1.5rem, 4vw, 3.5rem); z-index: 2;
  width: min(36rem, 46%);
  background: var(--paper); padding: clamp(1.5rem, 2.6vw, 2.25rem);
  outline: 1px solid var(--ink); outline-offset: -6px;
  box-shadow: 0 0 0 1px var(--ink), 0 1.25rem 2.5rem -1rem rgba(28, 38, 51, 0.35);
}
.cartouche h1 { font-size: clamp(2.125rem, 3.6vw, 3.5rem); line-height: 1.04; }
:lang(zh-CN) .cartouche h1, :lang(ja) .cartouche h1, :lang(ko) .cartouche h1 { font-size: clamp(1.75rem, 2.8vw, 2.5rem); line-height: 1.3; }
.cartouche .lede { margin-top: 1rem; color: var(--ink-soft); font-size: 1.0625rem; }
.cartouche .actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.5rem; }
.cartouche .chartnote { margin-top: 1.25rem; padding-top: 0.75rem; border-top: 1px solid #c9d3dc; font-family: var(--serif); font-style: italic; font-size: 0.875rem; color: var(--ink-soft); }
@media (max-width: 54rem) {
  .chart-hero { height: auto; }
  .chart-hero canvas { height: 62svh; min-height: 22rem; }
  .cartouche { position: relative; left: auto; bottom: auto; width: auto; margin: -2.5rem var(--gutter) 0; }
}

/* ---------- 区块 ---------- */
.band { padding: clamp(4rem, 9vw, 7rem) 0; }
.band.shoal { background: var(--shoal); }
.section-h { font-size: clamp(2rem, 4vw, 3.25rem); line-height: 1.08; }
:lang(zh-CN) .section-h, :lang(ja) .section-h, :lang(ko) .section-h { font-size: clamp(1.75rem, 3.2vw, 2.5rem); line-height: 1.3; }
.section-p { margin-top: 1rem; max-width: 38rem; color: var(--ink-soft); font-size: 1.125rem; }

/* 行程表（像潮汐表一样的表格） */
.triptable { width: 100%; border-collapse: collapse; margin-top: clamp(2rem, 4vw, 3rem); }
.triptable th, .triptable td { text-align: left; padding: 1.25rem 1rem 1.25rem 0; border-bottom: 1px solid #c9d3dc; vertical-align: baseline; }
.triptable thead th { font-size: 0.875rem; font-weight: 600; color: var(--ink-soft); border-bottom: 1.5px solid var(--ink); padding-top: 0; }
.triptable tbody th { font-family: var(--serif); font-size: 1.5rem; font-weight: 600; line-height: 1.2; }
:lang(zh-CN) .triptable tbody th, :lang(ja) .triptable tbody th, :lang(ko) .triptable tbody th { font-size: 1.25rem; }
.triptable tbody th small { display: block; font-family: var(--sans); font-size: 0.9375rem; font-weight: 400; color: var(--ink-soft); margin-top: 0.25rem; }
.triptable td { font-weight: 600; white-space: nowrap; }
.triptable td.go { text-align: right; padding-right: 0; }
.triptable a.rowlink { color: var(--magenta); font-weight: 700; text-decoration: none; white-space: nowrap; }
.triptable a.rowlink:hover { text-decoration: underline; }
.level { display: inline-flex; align-items: center; gap: 0.375rem; }
.level i { width: 0.625rem; height: 0.625rem; border-radius: 50%; border: 1.5px solid var(--ink); display: inline-block; }
.level i.on { background: var(--ink); }
@media (max-width: 54rem) {
  .triptable thead { display: none; }
  .triptable, .triptable tbody, .triptable tr, .triptable th, .triptable td { display: block; }
  .triptable tr { border-bottom: 1px solid #c9d3dc; padding: 1.25rem 0; display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem 1rem; }
  .triptable th, .triptable td { border: 0; padding: 0; }
  .triptable tbody th { grid-column: 1 / -1; }
  .triptable td::before { content: attr(data-k); display: block; font-size: 0.8125rem; font-weight: 500; color: var(--ink-soft); }
  .triptable td.go { grid-column: 1 / -1; text-align: left; margin-top: 0.5rem; }
  .triptable td.go::before { content: none; }
}

/* 潮汐曲线 */
.tide-split { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: clamp(2rem, 6vw, 5rem); align-items: center; }
.tide-figure { margin: 0; }
.tide-figure svg { width: 100%; height: auto; background: var(--paper); outline: 1px solid var(--ink); outline-offset: 0; }
.tide-figure figcaption { margin-top: 0.75rem; font-family: var(--serif); font-style: italic; font-size: 0.9375rem; color: var(--ink-soft); }
.points { list-style: none; margin: 2rem 0 0; padding: 0; display: grid; gap: 1.25rem; }
.points li { padding-left: 1.75rem; position: relative; }
.points li::before { content: ""; position: absolute; left: 0; top: 0.55em; width: 0.75rem; height: 0.75rem; border: 2px solid var(--magenta); border-radius: 50%; }
.points b { display: block; font-size: 1.0625rem; }
.points span { color: var(--ink-soft); }
@media (max-width: 54rem) { .tide-split { grid-template-columns: 1fr; } }

/* 集合条 */
.meet { background: var(--ink); color: var(--paper); padding: clamp(3rem, 7vw, 4.5rem) 0; }
.meet-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr auto; gap: 2rem 3rem; align-items: end; }
.meet h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); line-height: 1.15; }
.meet dt { font-size: 0.875rem; color: #b8c4d2; }
.meet dd { margin: 0.25rem 0 0; font-weight: 600; }
.meet dl { margin: 0; }
.meet .btn-route:hover { background: #d01c85; }
@media (max-width: 60rem) { .meet-grid { grid-template-columns: 1fr 1fr; } .meet h2 { grid-column: 1 / -1; } }
@media (max-width: 30rem) { .meet-grid { grid-template-columns: 1fr; } }

/* 页脚 */
.foot { border-top: 1px solid var(--ink); padding: 2.5rem 0; font-size: 0.9375rem; color: var(--ink-soft); }
.foot-grid { display: grid; grid-template-columns: auto 1fr; gap: 1.5rem 4rem; }
.foot .wordmark { color: var(--ink); }
.foot p + p { margin-top: 0.5rem; }
.foot .concept { max-width: 46rem; }
@media (max-width: 40rem) { .foot-grid { grid-template-columns: 1fr; } }

/* ---------- 内页 ---------- */
.page-head { padding: clamp(3rem, 7vw, 5rem) 0 clamp(2rem, 4vw, 3rem); border-bottom: 1px solid var(--ink); background: var(--shoal); }
.page-head h1 { font-size: clamp(2.75rem, 6vw, 5rem); line-height: 1; }
:lang(zh-CN) .page-head h1, :lang(ja) .page-head h1, :lang(ko) .page-head h1 { font-size: clamp(2.25rem, 4.6vw, 3.75rem); line-height: 1.2; }
.page-head p { margin-top: 1.25rem; max-width: 40rem; color: var(--ink-soft); font-size: 1.1875rem; }
.jump { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 2rem; }
.jump a { text-decoration: none; font-weight: 600; font-size: 0.9375rem; padding: 0.5rem 0.875rem; border: 1px solid var(--ink); border-radius: 0.25rem; background: var(--paper); transition: background-color 0.2s ease; }
.jump a:hover { background: #fff; box-shadow: inset 0 -2px 0 var(--magenta); }

.trip { padding: clamp(3.5rem, 8vw, 6rem) 0; border-bottom: 1px solid #c9d3dc; }
.trip-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
.trip:nth-of-type(even) .trip-grid { grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); }
.trip:nth-of-type(even) .trip-chart { order: 2; }
.trip-chart { position: relative; margin: 0; }
.trip-chart canvas { width: 100%; aspect-ratio: 4 / 3; height: auto; touch-action: pan-y; cursor: crosshair; }
.trip-chart figcaption { margin-top: 0.625rem; font-family: var(--serif); font-style: italic; font-size: 0.9375rem; color: var(--ink-soft); }
.trip h2 { font-size: clamp(2rem, 3.6vw, 3rem); line-height: 1.08; }
:lang(zh-CN) .trip h2, :lang(ja) .trip h2, :lang(ko) .trip h2 { font-size: clamp(1.75rem, 3vw, 2.375rem); line-height: 1.3; }
.trip .section-p { font-size: 1.0625rem; }
.spec { margin: 1.75rem 0 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1.5px solid var(--ink); }
.spec div { padding: 0.875rem 0.75rem 0.875rem 0; border-bottom: 1px solid #c9d3dc; }
.spec dt { font-size: 0.8125rem; color: var(--ink-soft); }
.spec dd { margin: 0.125rem 0 0; font-weight: 700; font-size: 1.0625rem; }
.spec .price dd { font-family: var(--serif); font-size: 1.5rem; color: var(--magenta); font-weight: 700; }
.see { margin-top: 1.5rem; }
.see h3 { font-family: var(--sans); font-size: 1rem; font-weight: 700; }
.see p { color: var(--ink-soft); margin-top: 0.25rem; }
.trip .btn { margin-top: 1.75rem; }
@media (max-width: 54rem) {
  .trip-grid, .trip:nth-of-type(even) .trip-grid { grid-template-columns: 1fr; }
  .trip:nth-of-type(even) .trip-chart { order: 0; }
}

/* 出行准备 */
.two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(2rem, 5vw, 4rem); margin-top: 2.5rem; }
.kit h3 { font-family: var(--sans); font-size: 1.125rem; font-weight: 700; padding-bottom: 0.75rem; border-bottom: 1.5px solid var(--ink); }
.kit ul { list-style: none; margin: 0; padding: 0; }
.kit li { display: grid; grid-template-columns: 1.5rem 1fr; gap: 0.75rem; padding: 0.875rem 0; border-bottom: 1px solid #c9d3dc; }
.kit li svg { width: 1.25rem; height: 1.25rem; margin-top: 0.2rem; color: var(--magenta); }
.kit li span small { display: block; color: var(--ink-soft); font-size: 0.9375rem; }
@media (max-width: 54rem) { .two { grid-template-columns: 1fr; } }

.meet-split { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.meet-split .trip-chart canvas { aspect-ratio: 16 / 10; }
.addr { margin-top: 1.5rem; font-style: normal; display: grid; gap: 0.25rem; }
.addr b { font-size: 1.125rem; }
@media (max-width: 54rem) { .meet-split { grid-template-columns: 1fr; } }

.dayplan { list-style: none; margin: 2.5rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; border-top: 1.5px solid var(--ink); }
.dayplan li { padding: 1.25rem 1.25rem 1.25rem 0; border-right: 1px solid #c9d3dc; }
.dayplan li + li { padding-left: 1.25rem; }
.dayplan li:last-child { border-right: 0; }
.dayplan time { display: block; font-family: var(--serif); font-size: 1.75rem; font-weight: 600; color: var(--magenta); font-variant-numeric: tabular-nums; }
.dayplan b { display: block; margin-top: 0.25rem; }
.dayplan p { color: var(--ink-soft); margin-top: 0.375rem; font-size: 1rem; }
@media (max-width: 54rem) {
  .dayplan { grid-template-columns: 1fr; }
  .dayplan li, .dayplan li + li { padding: 1rem 0; border-right: 0; border-bottom: 1px solid #c9d3dc; display: grid; grid-template-columns: 5rem 1fr; gap: 0 1rem; }
  .dayplan time { grid-row: span 2; font-size: 1.375rem; }
}

.faq { margin-top: 2rem; border-top: 1.5px solid var(--ink); }
.faq details { border-bottom: 1px solid #c9d3dc; }
.faq summary { list-style: none; cursor: pointer; padding: 1.125rem 3rem 1.125rem 0; position: relative; font-weight: 700; font-size: 1.0625rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; position: absolute; right: 0.5rem; top: 50%; width: 10px; height: 10px; margin-top: -8px; border-right: 2px solid var(--magenta); border-bottom: 2px solid var(--magenta); transform: rotate(45deg); transition: transform 0.25s ease, margin-top 0.25s ease; }
.faq details[open] summary::after { transform: rotate(-135deg); margin-top: -2px; }
.faq details p { padding: 0 0 1.25rem; color: var(--ink-soft); max-width: 44rem; }

.request { background: var(--ink); color: var(--paper); padding: clamp(2rem, 5vw, 3.5rem); display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 1.5rem 3rem; align-items: center; }
.request .section-p { color: #c3cdd9; }
.request .note { grid-column: 1 / -1; font-size: 0.875rem; color: #9fb0c2; }
@media (max-width: 54rem) { .request { grid-template-columns: 1fr; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

/* 中日韩：不使用伪斜体，日文标题按词组换行 */
:lang(zh-CN) :is(em, i, figcaption, .chartnote, .note, .tide-figure figcaption, .trip-chart figcaption), :lang(ja) :is(em, i, figcaption, .chartnote, .note), :lang(ko) :is(em, i, figcaption, .chartnote, .note) { font-style: normal; }
:lang(ja) :is(h1, h2, h3) { word-break: auto-phrase; }
h1, h2, h3, p, dd { overflow-wrap: break-word; }

/* ================= 第三版：真实照片 + 海图小图 =================
   页面回到海图纸的白底和细墨线；照片是主角，航线图缩成照片角上的小图。 */
.frame { box-shadow: 0 0 0 6px var(--paper), 0 0 0 7px var(--ink); }

/* 首屏 */
.hero3 { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); grid-template-areas: "copy stage" "picker stage" "more stage"; grid-template-rows: auto auto 1fr; column-gap: clamp(2rem, 5vw, 4.5rem); padding: clamp(1.5rem, 3vw, 2.5rem) 0 clamp(3rem, 6vw, 5rem); align-items: start; }
.hero3-copy { grid-area: copy; }
.hero3-copy h1 { font-size: clamp(2.25rem, 4vw, 3.75rem); line-height: 1.04; }
:lang(zh-CN) .hero3-copy h1, :lang(ja) .hero3-copy h1, :lang(ko) .hero3-copy h1 { font-size: clamp(1.875rem, 3.1vw, 2.875rem); line-height: 1.28; }
.stage { grid-area: stage; position: sticky; top: 5.5rem; margin: 6px 7px 0 0; height: min(calc(100svh - 7.5rem), 46rem); background: #0d1a26; overflow: hidden; box-shadow: 0 0 0 6px var(--paper), 0 0 0 7px var(--ink), 0 1.5rem 2.5rem -1rem rgba(28, 38, 51, 0.5); }
.stage > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transform: scale(1.05); transition: opacity 0.7s ease, transform 1.4s cubic-bezier(.2,.7,.2,1); }
.stage > img.on { opacity: 1; transform: none; }
.insets { position: absolute; right: 1rem; bottom: 1rem; width: min(44%, 17rem); aspect-ratio: 4 / 3; z-index: 3; }
.inset { position: absolute; inset: 0; background: var(--paper); outline: 1px solid var(--ink); outline-offset: 0; box-shadow: 0 0 0 4px var(--paper), 0 0.75rem 1.5rem -0.5rem rgba(28, 38, 51, 0.6); opacity: 0; visibility: hidden; transition: opacity 0.5s ease, visibility 0s linear 0.5s; }
.inset.on { opacity: 1; visibility: visible; transition-delay: 0s; }
.inset canvas { width: 100%; height: 100%; display: block; cursor: crosshair; touch-action: pan-y; }
.inset .readout { z-index: 4; }

.picker { grid-area: picker; margin-top: clamp(1.25rem, 2.4vw, 2rem); padding: 1.25rem 1.5rem 1.125rem; background: #fff; outline: 1px solid var(--ink); outline-offset: -5px; box-shadow: 0 0 0 1px var(--ink); }
.pick-h { font-family: var(--serif); font-style: italic; font-size: 1rem; color: var(--magenta-dark); margin: 0 0 0.625rem; }
:lang(zh-CN) .pick-h, :lang(ja) .pick-h, :lang(ko) .pick-h { font-style: normal; font-weight: 700; }
.ptabs { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.ptab { font: inherit; font-weight: 700; font-size: 0.9375rem; line-height: 1.25; text-align: left; padding: 0.5rem 0.875rem; min-height: 2.75rem; border: 1px solid var(--ink); border-radius: 0.25rem; background: var(--paper); color: var(--ink); cursor: pointer; transition: background-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease; }
.ptab:hover { background: var(--shoal); }
.ptab[aria-selected="true"] { background: var(--ink); color: var(--paper); }
.pbody { margin-top: 1rem; min-height: 14.5rem; }
.ppanel .short { color: var(--ink-soft); }
.ppanel .spec { margin-top: 0.875rem; }
.ppanel .btn { margin-top: 1rem; }
.pick-hint { margin-top: 0.75rem; font-size: 0.8125rem; color: var(--ink-soft); }
.hero3-more { grid-area: more; margin-top: 1.5rem; }
.hero3-more .lede { color: var(--ink-soft); font-size: 1.0625rem; max-width: 34rem; margin-bottom: 1.25rem; }
.hero3-more .chartnote { margin-top: 1.25rem; font-family: var(--serif); font-style: italic; font-size: 0.875rem; color: var(--ink-soft); }
@media (max-width: 54rem) {
  .hero3 { grid-template-columns: 1fr; grid-template-areas: "copy" "stage" "picker" "more"; grid-template-rows: auto; padding-top: 0.75rem; }
  .hero3-copy h1 { font-size: clamp(1.75rem, 7.2vw, 2.25rem); }
  :lang(zh-CN) .hero3-copy h1, :lang(ja) .hero3-copy h1, :lang(ko) .hero3-copy h1 { font-size: clamp(1.5rem, 6.4vw, 2rem); }
  .stage { position: sticky; top: 4.25rem; z-index: 5; height: clamp(11.5rem, 30svh, 18rem); margin: 0.875rem 7px 0 7px; }
  .insets { width: min(40%, 11rem); right: 0.625rem; bottom: 0.625rem; }
  .picker { margin-top: 1rem; padding: 1rem 1.125rem 0.875rem; }
  .pbody { min-height: 13.5rem; }
}

/* 潮汐 */
.tide3 { padding: clamp(3rem, 7vw, 6rem) 0; border-top: 1px solid #c9d3dc; }
.tide3 .tide-split { grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); }
.tide-ctl { margin-top: 1rem; }
.tide-read { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.25rem 1rem; }
.tide-read b { font-family: var(--serif); font-size: 2.25rem; line-height: 1; color: var(--magenta); font-variant-numeric: tabular-nums; }
.tide-read span { font-weight: 600; color: var(--ink-soft); }
.tide-read span.in { color: var(--ink); }
#tide-range { --fill: 50%; -webkit-appearance: none; appearance: none; display: block; width: 100%; height: 2.5rem; margin: 0.5rem 0 0; background: transparent; cursor: grab; touch-action: pan-y; }
#tide-range::-webkit-slider-runnable-track { height: 0.5rem; background: linear-gradient(90deg, var(--magenta) var(--fill), #c9d3dc var(--fill)); }
#tide-range::-moz-range-track { height: 0.5rem; background: #c9d3dc; }
#tide-range::-moz-range-progress { height: 0.5rem; background: var(--magenta); }
#tide-range::-webkit-slider-thumb { -webkit-appearance: none; width: 1.75rem; height: 1.75rem; margin-top: -0.625rem; border-radius: 50%; background: var(--magenta); border: 3px solid var(--paper); box-shadow: 0 0 0 1.5px var(--ink); }
#tide-range::-moz-range-thumb { width: 1.5rem; height: 1.5rem; border-radius: 50%; background: var(--magenta); border: 3px solid var(--paper); box-shadow: 0 0 0 1.5px var(--ink); }
#tide-range:focus-visible { outline: 2px solid var(--magenta); outline-offset: 3px; }
.tide-hint { margin-top: 0.25rem; font-size: 0.875rem; color: var(--ink-soft); }
.points { margin-top: 1.5rem; }

/* 集合 */
.meet3 { padding: clamp(3rem, 7vw, 6rem) 0 clamp(4rem, 8vw, 7rem); border-top: 1px solid #c9d3dc; }
.meet3-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.meet3-pic { margin: 6px; }
.meet3-pic img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; box-shadow: 0 0 0 6px var(--paper), 0 0 0 7px var(--ink); }
.meet3 .spec { margin-top: 1.5rem; }
.meet3 .btn { margin-top: 1.5rem; }
.photo-note { margin-top: 1.5rem; font-size: 0.875rem; color: var(--ink-soft); }
@media (max-width: 54rem) { .meet3-grid { grid-template-columns: 1fr; } }

/* 行程页 */
.trip3 { padding: clamp(2.5rem, 6vw, 4.5rem) 0; border-bottom: 1px solid #c9d3dc; }
.trip3-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
.trip3:nth-of-type(even) .trip3-grid { grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); }
.trip3:nth-of-type(even) .shot { order: 2; }
.shot { position: relative; margin: 6px; }
.shot-img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; box-shadow: 0 0 0 6px var(--paper), 0 0 0 7px var(--ink); }
.shot .inset { inset: auto; right: 0.875rem; top: 0.875rem; width: min(42%, 16rem); aspect-ratio: 4 / 3; }
.shot figcaption { margin-top: 1.125rem; font-family: var(--serif); font-style: italic; font-size: 0.9375rem; color: var(--ink-soft); }
.trip3 h2 { font-size: clamp(2rem, 3.6vw, 3rem); line-height: 1.08; }
:lang(zh-CN) .trip3 h2, :lang(ja) .trip3 h2, :lang(ko) .trip3 h2 { font-size: clamp(1.75rem, 3vw, 2.375rem); line-height: 1.3; }
.trip3 .section-p { font-size: 1.0625rem; }
.seepic { margin: 1.5rem 0 0; }
.seepic img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.trip3 .btn { margin-top: 1.5rem; }
@media (max-width: 54rem) {
  .trip3-grid, .trip3:nth-of-type(even) .trip3-grid { grid-template-columns: 1fr; }
  .trip3:nth-of-type(even) .shot { order: 0; }
}
body > main > .photo-note { margin-bottom: 3rem; }

/* 出行准备页 */
.head-split { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.head-pic { margin: 6px; }
.head-pic img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; box-shadow: 0 0 0 6px var(--paper), 0 0 0 7px var(--ink); }
.block3 { padding: clamp(2.5rem, 6vw, 4.5rem) 0; border-bottom: 1px solid #c9d3dc; }
.photo-row { display: grid; grid-template-columns: 1.4fr 0.8fr 0.8fr; gap: 1rem; margin-top: 2rem; }
.photo-row figure { margin: 0; }
.photo-row img { width: 100%; height: clamp(11rem, 22vw, 19rem); object-fit: cover; }
.request { display: block; }
.request-in { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 1.5rem 3rem; align-items: center; }
.request-in .note { grid-column: 1 / -1; font-size: 0.875rem; color: #9fb0c2; }
@media (max-width: 54rem) { .head-split, .request-in { grid-template-columns: 1fr; } .photo-row { grid-template-columns: 1fr 1fr; } .photo-row figure:first-child { grid-column: 1 / -1; } }
@media (max-width: 54rem) {
  .ptabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0.375rem; }
  .ptab { font-size: 0.8125rem; padding: 0.4rem 0.5rem; min-height: 3.25rem; display: flex; align-items: center; }
  .pbody { margin-top: 0.75rem; }
}
img { height: auto; }
.shot-img[src$="t1.jpg"] { object-position: 50% 72%; }
.head-pic img.calm { object-position: 50% 70%; }
@media (max-width: 54rem) { .tide3 .tide-split { grid-template-columns: 1fr; } }