/* Deeply — single-page ambient rain experience. */
:root {
  color-scheme: dark;
  --night: #061735;
  --night-deep: #030d1d;
  --ink: #f5f2ef;
  --muted: #c0c7d6;
  --soft: #9caac1;
  --pink: #e7adbb;
  --pink-light: #f0c9d1;
  --line: rgba(216, 224, 239, .18);
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", STSong, SimSun, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; }
body { margin: 0; min-width: 280px; background: var(--night-deep); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.7; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--pink-light); outline-offset: 5px; }
img, svg, video { display: block; }
h1, h2, h3, p, figure { margin: 0; }
button { font-family: inherit; }
button:disabled { opacity: .6; }
::selection { background: var(--pink); color: var(--night-deep); }
.skip-link { position: fixed; z-index: 50; top: 12px; left: 12px; padding: 8px 16px; background: var(--pink-light); color: var(--night-deep); transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }

/* The only video: fixed cover background, not a Hero card. */
.ambient-background { position: fixed; z-index: 0; inset: 0; overflow: hidden; background-color: #101b29; }
.ambient-video { position: absolute; inset: 0; width: 100%; height: 100%; max-width: none; object-fit: cover; object-position: 50% 50%; }
.ambient-shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(3, 13, 30, .62) 0%, rgba(5, 18, 39, .51) 43%, rgba(3, 14, 31, .7) 100%); pointer-events: none; }
.ambient-vignette { position: absolute; inset: 0; background: radial-gradient(ellipse at 78% 36%, transparent 0, rgba(2, 11, 26, .13) 48%, rgba(2, 10, 23, .48) 100%), linear-gradient(90deg, rgba(2, 13, 30, .33), transparent 65%); pointer-events: none; }

/* Large, persistent, native-button playback controls. */
.player-controls { position: fixed; z-index: 20; bottom: max(16px, env(safe-area-inset-bottom)); left: 16px; display: flex; align-items: center; gap: 9px; padding: 7px; border: 1px solid rgba(235, 229, 228, .23); border-radius: 7px; background: rgba(4, 17, 36, .84); box-shadow: 0 6px 26px rgba(0,0,0,.26); backdrop-filter: blur(16px); }
.play-toggle { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 8px 12px; border: 1px solid var(--pink-light); border-radius: 4px; background: var(--pink-light); color: #142640; font-size: 13px; font-weight: 600; white-space: nowrap; cursor: pointer; transition: background .2s; }
.play-toggle:hover { background: #f9dce2; }
.play-toggle svg { width: 21px; height: 21px; }
.play-glyph { display: none; }
.play-toggle[aria-pressed="false"] .pause-glyph { display: none; }
.play-toggle[aria-pressed="false"] .play-glyph { display: block; }
.mute-toggle { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 44px; padding: 8px; border: 0; border-radius: 3px; background: transparent; color: #e0e4ee; font-size: 11px; cursor: pointer; }
.mute-toggle:hover { background: rgba(255,255,255,.08); }
.mute-toggle svg { width: 21px; height: 21px; flex: 0 0 auto; }
.sound-on-mark { display: none; }
.mute-toggle[aria-pressed="true"] .sound-on-mark { display: block; }
.mute-toggle[aria-pressed="true"] .sound-off-mark { display: none; }
.player-hint { display: none; color: #bec8da; font-size: 10px; letter-spacing: .2px; }
.live-dot { display: inline-block; width: 5px; height: 5px; margin-right: 5px; border-radius: 50%; background: var(--pink); }
.hint-divider { margin: 0 3px; color: #6e809e; }
.player-duration { display: none; color: #8594af; font-size: 8px; letter-spacing: 1px; }

.site-shell { position: relative; z-index: 1; background: transparent; }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 24px; border-bottom: 1px solid var(--line); background: rgba(4, 16, 35, .15); }
.brand { display: inline-flex; align-items: center; gap: 10px; white-space: nowrap; }
.brand-logo { width: 31px; height: 31px; border: 1px solid rgba(236, 230, 247, .22); border-radius: 7px; object-fit: cover; }
.brand-name { font-family: Georgia, "Times New Roman", serif; font-size: 25px; line-height: 1; letter-spacing: -1.1px; text-shadow: 0 1px 12px #031329; }
.brand-dot, .footer-name span { color: var(--pink); }
.brand-divider { width: 1px; height: 15px; background: rgba(255,255,255,.26); }
.brand-cn { color: #d1d7e1; font-size: 11px; letter-spacing: 2px; }
.header-link { display: inline-flex; align-items: center; gap: 9px; color: #e0e2eb; font-size: 11px; letter-spacing: .5px; text-shadow: 0 1px 9px #031329; }
.header-link span::after { content: '↘'; color: var(--pink-light); font-size: 20px; }
.header-link:hover { color: var(--pink-light); }

.hero { position: relative; display: flex; flex-direction: column; justify-content: center; min-height: calc(100svh - 81px); padding: 80px 27px 145px; }
.hero::before { content: ''; position: absolute; z-index: -1; inset: 0; background: linear-gradient(90deg, rgba(2, 15, 35, .38), transparent 100%); pointer-events: none; }
.hero-copy { max-width: 580px; }
.eyebrow, .section-kicker { color: var(--pink-light); font-size: 10px; font-weight: 500; letter-spacing: 1.5px; }
.eyebrow { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; text-shadow: 0 1px 9px rgba(0,0,0,.7); }
.tiny-star { font-size: 18px; line-height: 1; }
.eyebrow-separator { color: #969db0; }
h1 { margin-top: 24px; font-family: var(--serif); font-size: clamp(44px, 11.5vw, 64px); font-weight: 500; line-height: 1.48; letter-spacing: .06em; text-shadow: 0 3px 24px rgba(0,0,0,.32); }
.soft-word { color: var(--pink-light); }
.title-period { color: var(--pink); }
.hero-description { margin-top: 24px; color: #d0d4df; font-size: 14px; line-height: 2.1; letter-spacing: .4px; text-shadow: 0 1px 9px rgba(0,0,0,.6); }
.desktop-break { display: none; }
.listen-button { display: inline-flex; align-items: center; justify-content: center; gap: 11px; min-height: 49px; margin-top: 30px; padding: 13px 18px; border: 1px solid var(--pink-light); border-radius: 4px; background: var(--pink-light); color: #172842; font-size: 14px; font-weight: 500; letter-spacing: .7px; cursor: pointer; transition: background .2s, transform .2s; }
.listen-button:hover { background: #ffe0e7; transform: translateY(-1px); }
.listen-symbol { display: flex; align-items: center; gap: 2px; height: 20px; }
.listen-symbol span { display: block; width: 2px; height: 6px; border-radius: 1px; background: currentColor; }
.listen-symbol span:nth-child(2), .listen-symbol span:nth-child(4) { height: 13px; }
.listen-symbol span:nth-child(3) { height: 20px; }
.button-arrow { margin-left: 13px; font-size: 20px; line-height: 1; }
.hero-footnote { display: flex; align-items: center; gap: 7px; margin-top: 17px; color: #b1bdd1; font-size: 10px; letter-spacing: .4px; }
.hero-footnote > span:not(.status-dot) { color: #7f91ab; }
.status-dot { display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: var(--pink); }
.scene-note { align-self: flex-end; margin: 52px 5px 0 0; color: #c9d0db; text-align: right; text-shadow: 0 1px 10px #020c1e; }
.scene-note-line { display: block; width: 53px; height: 1px; margin: 0 0 14px auto; background: rgba(239, 222, 220, .6); }
.scene-note p { font-family: var(--serif); font-size: 19px; line-height: 1.7; letter-spacing: .16em; }
.scene-note > span:last-child { display: block; margin-top: 10px; color: #a2aec3; font-size: 6px; letter-spacing: 1px; }
.hero-bottom { position: absolute; right: 27px; bottom: 91px; left: 27px; display: flex; align-items: center; gap: 14px; color: #b3bfd2; font-size: 7px; letter-spacing: 1.4px; }
.quiet-line { flex: 1; height: 1px; background: var(--line); }
.hero-scroll { color: #ccd3df; font-size: 9px; letter-spacing: .8px; }
.hero-scroll span { margin-left: 5px; color: var(--pink-light); font-size: 16px; vertical-align: -1px; }

/* Translucent sections let the same fixed rain scene continue sitewide. */
.rituals { padding: 67px 24px 68px; border-top: 1px solid rgba(203,215,236,.11); background: rgba(4, 18, 40, .78); }
.section-kicker { font-size: 9px; letter-spacing: 1.8px; }
.section-title-row { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-top: 14px; }
h2 { font-family: var(--serif); font-size: 29px; font-weight: 500; line-height: 1.5; letter-spacing: 1px; }
.section-index { display: none; color: #94a5bf; font-size: 9px; letter-spacing: 1px; }
.section-intro { margin-top: 14px; color: #aab6c9; font-size: 13px; line-height: 1.95; }
.ritual-grid { display: grid; gap: 15px; margin-top: 32px; }
.ritual-card { padding: 25px; border: 1px solid rgba(199, 213, 239, .2); border-radius: 7px; background: rgba(13, 31, 57, .68); backdrop-filter: blur(8px); }
.card-topline { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.card-number { color: var(--pink); font-family: Georgia, serif; font-size: 15px; }
.card-label { color: #899bb5; font-size: 8px; letter-spacing: 1.5px; }
.ritual-icon { display: flex; align-items: center; justify-content: center; width: 56px; height: 56px; margin-top: 26px; color: #c7a6b8; }
.ritual-icon svg { width: 46px; height: 46px; }
.sound-icon { border: 1px solid rgba(226, 186, 202, .24); border-radius: 50%; background: rgba(149, 99, 128, .12); }
.sound-icon svg { width: 35px; height: 35px; }
.ritual-card h3 { margin-top: 17px; font-family: var(--serif); font-size: 23px; font-weight: 500; letter-spacing: 1px; }
.ritual-card p { margin-top: 9px; color: #b5c0d0; font-size: 13px; line-height: 1.95; }
.card-note { display: inline-block; margin-top: 20px; padding-top: 12px; border-top: 1px solid rgba(197, 213, 241, .14); color: #91a2ba; font-size: 10px; letter-spacing: .4px; }
.card-link { display: inline-flex; align-items: center; gap: 10px; margin-top: 20px; padding-top: 12px; border-top: 1px solid rgba(197, 213, 241, .14); color: var(--pink-light); font-size: 11px; letter-spacing: .3px; }
.card-link span { font-size: 17px; }
.card-link:hover { color: white; }

.channels { display: grid; gap: 36px; padding: 65px 24px 81px; border-top: 1px solid rgba(203,215,236,.12); background: rgba(5, 16, 36, .68); }
.channels-copy h2 { margin-top: 20px; font-size: 39px; line-height: 1.5; letter-spacing: 2px; }
.channels-copy > p:not(.section-kicker) { margin-top: 22px; color: #b5c0d1; font-size: 13px; line-height: 2; }
.channel-links { display: flex; flex-direction: column; gap: 0; margin-top: 28px; padding-top: 23px; border-top: 1px solid var(--line); }
.channel-links .douyin-source { margin-top: 0; padding-top: 14px; border-top: 1px solid rgba(216, 224, 239, .12); }
.channel-links .douyin-source:first-child { padding-top: 0; border-top: 0; }
.douyin-source { display: flex; align-items: center; gap: 13px; margin-top: 28px; padding-top: 23px; border-top: 1px solid var(--line); }
.douyin-mark { display: flex; align-items: center; justify-content: center; width: 38px; height: 38px; border: 1px solid #5b6b84; border-radius: 50%; color: #d0cede; font-family: Georgia, serif; font-size: 25px; }
.douyin-source > div { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 14px; }
.douyin-name { color: #d0d5e3; font-size: 11px; }
.douyin-description { color: #c7a3b4; font-size: 10px; white-space: nowrap; }
.douyin-source:hover .douyin-name { color: var(--pink-light); }
.qr-panel { width: min(100%, 319px); margin: 0 auto; padding: 20px 20px 17px; border: 1px solid rgba(199, 216, 239, .24); border-radius: 8px; background: rgba(10, 28, 52, .78); backdrop-filter: blur(8px); }
.qr-topline { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; color: var(--pink-light); font-size: 16px; }
.qr-label { display: flex; align-items: center; gap: 8px; color: #dce1ed; font-size: 11px; letter-spacing: 1px; }
.qr-image-link { display: block; overflow: hidden; border-radius: 3px; background: white; }
.qr-image { width: min(100%, 228px); height: auto; margin: 0 auto; }
.qr-instruction { margin-top: 15px; color: #a9b5c8; text-align: center; font-size: 10px; letter-spacing: .2px; }
.qr-instruction span { margin: 0 4px; color: #788da9; }
.site-footer { padding: 35px 24px 119px; border-top: 1px solid var(--line); background: rgba(3, 12, 28, .83); text-align: center; }
.footer-brand { display: flex; align-items: baseline; justify-content: center; gap: 13px; color: #bdc7d9; font-size: 11px; letter-spacing: 2px; }
.footer-name { color: #f0ece9; font-family: Georgia, serif; font-size: 25px; letter-spacing: -1px; }
.footer-message { margin-top: 16px; color: #9baac1; font-family: var(--serif); font-size: 12px; letter-spacing: .5px; }
.disclaimer { margin-top: 24px; color: #bac4d5; font-size: 10px; letter-spacing: .5px; }
.copyright { margin-top: 10px; color: #7a8da8; font-size: 9px; letter-spacing: .5px; }
.photo-credit { margin-top: 12px; color: #8a9bb3; font-size: 9px; letter-spacing: .3px; line-height: 1.7; max-width: 52rem; margin-left: auto; margin-right: auto; }
.photo-credit a { color: #b7c6d8; text-decoration: underline; text-underline-offset: 2px; }
.photo-credit a:hover { color: #e8dfd2; }

@media (min-width: 420px) {
  .mute-toggle { padding: 8px 11px; }
  .player-hint { display: block; margin: 0 4px; }
}
@media (min-width: 520px) {
  .site-header { padding: 26px 6%; }
  .hero { padding-right: 8%; padding-left: 8%; }
  .hero-bottom { right: 8%; left: 8%; }
  .section-index { display: inline; }
  .ritual-grid { grid-template-columns: repeat(3, minmax(0,1fr)); gap: 11px; }
  .ritual-card { padding: 22px 17px; }
  .ritual-card p br { display: none; }
  .channels { grid-template-columns: minmax(0, 1fr) minmax(240px, .85fr); align-items: center; }
  .douyin-name { font-size: 10px; }
}
@media (min-width: 800px) {
  .ambient-shade { background: linear-gradient(90deg, rgba(2, 13, 30, .76) 0%, rgba(3, 17, 37, .5) 46%, rgba(3, 15, 33, .34) 100%); }
  .ambient-vignette { background: linear-gradient(180deg, rgba(3, 12, 28, .25), transparent 45%, rgba(3, 12, 28, .42)); }
  .site-header { padding: 28px 6%; }
  .brand-logo { width: 34px; height: 34px; margin-right: 2px; }
  .brand-name { font-size: 29px; }
  .brand-cn { font-size: 12px; letter-spacing: 3px; }
  .header-link { font-size: 12px; }
  .hero { min-height: calc(100svh - 90px); padding: 65px 9% 94px; }
  .hero-copy { max-width: 630px; }
  h1 { font-size: clamp(51px, 5.4vw, 74px); }
  .eyebrow { font-size: 11px; }
  .hero-description { font-size: 15px; }
  .desktop-break { display: inline; }
  .listen-button { margin-top: 32px; padding: 13px 22px; }
  .scene-note { position: absolute; right: 8%; bottom: 141px; margin-top: 0; }
  .scene-note p { font-size: 22px; }
  .scene-note > span:last-child { font-size: 7px; }
  .hero-bottom { right: 9%; bottom: 99px; left: 9%; font-size: 8px; }
  .rituals { padding: 82px 7% 87px; background: rgba(4, 18, 40, .81); }
  h2 { font-size: 35px; }
  .section-intro { font-size: 14px; }
  .ritual-grid { gap: 18px; margin-top: 37px; }
  .ritual-card { padding: 28px; }
  .ritual-card p br { display: inline; }
  .channels { gap: 9%; padding: 79px 11% 84px 9%; background: rgba(5, 16, 36, .74); }
  .channels-copy h2 { font-size: 45px; }
  .channels-copy > p:not(.section-kicker) { font-size: 14px; }
  .qr-panel { width: 100%; max-width: 302px; }
  .site-footer { padding: 37px 6% 118px; }
  .player-controls { left: 28px; padding: 8px 10px; gap: 14px; }
  .play-toggle { min-height: 46px; padding: 9px 15px; font-size: 14px; }
  .mute-toggle { font-size: 12px; }
  .player-hint { font-size: 11px; }
  .player-duration { display: inline; margin: 0 3px; }
}
@media (min-width: 1120px) {
  .ambient-video { object-position: 50% 36%; }
  .ambient-shade { background: linear-gradient(90deg, rgba(2, 13, 30, .73) 0%, rgba(3, 17, 37, .42) 49%, rgba(3, 15, 33, .23) 100%); }
  .hero { padding-left: 10%; }
  .hero h1 { font-size: 72px; }
  .scene-note { right: 10%; }
  .hero-bottom { left: 10%; right: 10%; }
  .rituals { padding-right: 9%; padding-left: 9%; }
  .channels { padding-right: 15%; padding-left: 13%; }
  .site-footer { display: grid; grid-template-columns: 1fr 1fr; gap: 0 30px; padding-bottom: 123px; text-align: left; }
  .footer-message { grid-column: 2; grid-row: 1; margin-top: 0; text-align: right; }
  .disclaimer { grid-column: 1; margin-top: 20px; }
  .photo-credit { grid-column: 1 / -1; margin-top: 14px; text-align: left; max-width: none; }
  .copyright { grid-column: 2; margin-top: 20px; text-align: right; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* Six scenes: one selected sound and one matching visual atmosphere. */
body { overflow-x: clip; }
.site-shell { overflow-x: clip; }
.player-controls { flex-wrap: wrap; row-gap: 8px; }
.play-toggle, .mute-toggle { min-height: 43px; font-size: 13px; }
.player-duration { white-space: nowrap; font-size: 9px; }
.sound-dock {
  scroll-margin-top: 26px;
  padding: 26px 28px 24px;
  border: 1px solid rgba(223, 229, 238, 0.19);
  border-radius: 20px;
  background: linear-gradient(140deg, rgba(38, 55, 73, 0.83), rgba(7, 22, 43, 0.91));
  box-shadow: 0 22px 65px rgba(0, 4, 14, 0.22);
  backdrop-filter: blur(12px);
}
.sound-dock-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; }
.sound-kicker { font-size: 11px; letter-spacing: 0.16em; color: #d8b991; }
.sound-dock h2 { margin: 10px 0 0; font-size: clamp(21px, 2.5vw, 28px); font-weight: 480; letter-spacing: -0.01em; }
.sound-dock-count { font-size: 11px; color: #d4bf9d; white-space: nowrap; }
.sound-dock-description { margin-top: 13px; color: #b7c6d4; font-size: 13px; line-height: 1.8; }
.sound-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}
.sound-choice {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-width: 0;
  min-height: 60px;
  padding: 10px 12px;
  color: #f4f1e9;
  font-family: inherit;
  font-size: 16px;
  letter-spacing: 0.015em;
  cursor: pointer;
  border: 1px solid rgba(228, 233, 242, 0.27);
  border-radius: 13px;
  background: rgba(145, 164, 180, 0.12);
  transition: background 180ms ease, border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}
.sound-choice:hover { border-color: rgba(223, 197, 154, 0.65); background: rgba(169, 184, 198, 0.2); }
.sound-choice:disabled { opacity: 0.45; cursor: not-allowed; }
.sound-choice.is-selected {
  color: #0c2235;
  border-color: #e4c495;
  background: #e4c495;
  box-shadow: 0 4px 16px rgba(217, 177, 115, 0.16);
  font-weight: 650;
}
.sound-choice:focus-visible { outline: 3px solid #f0d5a8; outline-offset: 4px; }
.sound-choice.is-selected:focus-visible { outline-color: #f4eee0; }
.sound-choice-icon { font-size: 12px; opacity: 0.66; font-weight: 400; }
.sound-choice-wide { grid-column: span 2; }
.sound-status { display: flex; align-items: center; gap: 10px; margin-top: 20px; font-size: 12px; color: #acbdcb; }
.sound-status-dot { width: 6px; height: 6px; flex-shrink: 0; border-radius: 50%; background: #c4c4b0; }
.sound-status.is-playing .sound-status-dot { background: #a3bc91; }
.noscript-notice { position: fixed; bottom: 0; left: 0; right: 0; z-index: 10; padding: 14px; font-size: 13px; text-align: center; background: #10203c; color: #fff; }
@media (min-width: 1051px) {
  .hero { min-height: 650px; height: auto; padding-top: 62px; padding-bottom: 94px; }
  .hero-copy { padding-top: 36px; padding-bottom: 36px; }
  .sound-dock { margin-top: 18px; margin-bottom: 92px; }
}
@media (max-width: 1050px) and (min-width: 721px) {
  .hero { min-height: 540px; height: auto; padding-top: 58px; padding-bottom: 72px; }
  .sound-dock { margin-top: 18px; margin-bottom: 76px; }
  .sound-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 720px) {
  .player-controls { gap: 8px; }
  .player-hint { margin-right: 8px; font-size: 10px; }
  .play-toggle, .mute-toggle { padding: 5px 11px; font-size: 12px; min-height: 44px; }
  .player-duration { display: none; }
  .hero { min-height: 500px; height: auto; padding-top: 50px; padding-bottom: 60px; }
  .hero-description { margin-top: 27px; font-size: 13px; }
  .listen-button { margin-top: 32px; min-height: 48px; font-size: 12px; }
  .scene-note { margin-top: 26px; }
  .hero-bottom { position: static; margin-top: 40px; }
  .sound-dock { padding: 22px 17px 19px; margin-top: 16px; margin-bottom: 55px; border-radius: 17px; }
  .sound-dock-heading { gap: 12px; }
  .sound-dock h2 { font-size: 21px; }
  .sound-dock-count { font-size: 10px; }
  .sound-dock-description { font-size: 12px; line-height: 1.8; }
  .sound-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 9px; margin-top: 20px; }
  .sound-choice { padding: 12px 2px; font-size: 13px; min-height: 54px; gap: 0; white-space: nowrap; letter-spacing: -0.04em; border-radius: 10px; }
  .sound-choice[data-sound="mountain-bell"] { font-size: 12px; }
  .sound-choice-icon { font-size: 9px; }
  .sound-choice-wide { grid-column: span 3; }
  .sound-status { font-size: 11px; margin-top: 16px; gap: 7px; line-height: 1.7; }
}

/* Keep the sound switch discoverable on both phone and desktop first screens. */
@media (min-width: 721px) {
  .site-header { padding-top: 25px; padding-bottom: 0; }
  .hero { min-height: 0; padding-top: 48px; padding-bottom: 62px; }
  .hero-copy { padding-top: 10px; padding-bottom: 10px; }
  .hero-description { margin-top: 25px; font-size: 16px; line-height: 2; }
  .listen-button { margin-top: 32px; min-height: 56px; }
  .hero h1 { font-size: clamp(52px, 5.5vw, 76px); }
  .sound-dock { padding: 24px 28px 20px; margin-top: 0; margin-bottom: 76px; }
  .sound-dock-description { margin-top: 9px; }
  .sound-grid { margin-top: 20px; }
  .sound-choice { min-height: 54px; font-size: 15px; }
  .sound-status { margin-top: 14px; }
}
@media (max-width: 720px) {
  .site-header { padding-top: 21px; padding-bottom: 0; }
  .hero { min-height: 0; padding-top: 32px; padding-bottom: 36px; }
  .hero h1 { font-size: clamp(48px, 13.2vw, 62px); }
  .hero-description { margin-top: 23px; }
  .listen-button { margin-top: 28px; min-height: 48px; }
  .scene-note { display: none; }
  .hero-bottom { margin-top: 30px; }
  .sound-dock { margin-top: 0; margin-bottom: 46px; padding: 19px 17px 17px; }
  .sound-dock-description { margin-top: 9px; }
  .sound-status { margin-top: 13px; }
}
@media (min-width: 721px) {
  .site-header { padding-top: 20px; }
  .hero { padding-top: 28px; padding-bottom: 28px; }
  .hero-copy { padding-top: 0; padding-bottom: 0; }
  .hero h1 { font-size: clamp(46px, 4.9vw, 64px); }
  .hero .eyebrow { margin-bottom: 22px; }
  .hero-description { margin-top: 20px; font-size: 14px; line-height: 1.9; }
  .hero-footnote { margin-top: 20px; }
  .listen-button { margin-top: 24px; min-height: 48px; }
  .sound-dock { margin-bottom: 64px; padding-top: 20px; padding-bottom: 18px; }
  .sound-dock h2 { margin-top: 6px; }
  .sound-grid { margin-top: 15px; gap: 10px; }
  .sound-choice { min-height: 48px; }
  .sound-choice-wide { grid-column: auto; }
  .sound-status { margin-top: 12px; }
  .player-controls { padding-top: 18px; padding-bottom: 12px; }
}
@media (max-width: 720px) {
  .hero { padding-top: 8px; padding-bottom: 20px; }
  .hero h1 { margin-top: 15px; }
  .hero-description { margin-top: 15px; font-size: 12px; line-height: 1.9; }
  .hero .eyebrow { margin-bottom: 0; font-size: 10px; }
  .listen-button { margin-top: 17px; min-height: 44px; }
  .hero-footnote { margin-top: 15px; }
  .hero-bottom { margin-top: 20px; }
  .sound-dock-description { line-height: 1.7; }
  .sound-grid { margin-top: 16px; }
  .sound-dock { margin-bottom: 40px; }
}
@media (min-width: 721px) {
  .sound-dock { width: min(82%, 1100px); }
}


/* Scene revision: transparent controls, genuine background changes, gentle motion. */
.ambient-scene { position: absolute; z-index: 1; inset: -4%; width: 108%; height: 108%; max-width: none; object-fit: cover; object-position: center; visibility: hidden; filter: brightness(.84) saturate(.72); }
.ambient-video { z-index: 0; }
.ambient-shade, .ambient-vignette { z-index: 2; }
.ambient-background[data-scene="campfire"] .ambient-scene { object-position: 52% 44%; filter: brightness(.9) saturate(.92) sepia(.1); }
.ambient-background[data-scene="white-noise"] .ambient-scene { object-position: 50% 50%; filter: brightness(.95) contrast(1.05) saturate(.15); }
.ambient-background[data-scene="white-noise"]::after { content: ''; position: absolute; z-index: 2; inset: 0; pointer-events: none; background: radial-gradient(ellipse at 50% 50%, rgba(180,190,200,.06), transparent 55%), linear-gradient(180deg, rgba(0,0,0,.08), transparent 35%, rgba(0,0,0,.18)); }
.ambient-background[data-scene="wooden-fish"] .ambient-scene { object-position: 62% center; filter: brightness(.72) saturate(.54) sepia(.18); }
.ambient-background[data-scene="mountain-bell"] .ambient-scene { object-position: 56% center; filter: brightness(.79) saturate(.42); }
.ambient-background[data-scene="fur-elise"] .ambient-scene { filter: brightness(.87) saturate(.7) sepia(.16); }
.scene-note p { min-height: 2em; }
.scene-note, .scene-note-line, .eyebrow, .hero-description { transition: color .5s ease; }
.sound-dock { background: rgba(9, 24, 42, .53); border-color: rgba(225, 231, 239, .14); box-shadow: 0 14px 48px rgba(0, 4, 14, .12); backdrop-filter: blur(10px); }
.sound-grid { gap: 7px 5px; }
.sound-choice, .sound-choice:hover, .sound-choice.is-selected, .sound-choice:active {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: transparent;
  background-color: transparent;
  background-image: none;
  border: 0;
  border-radius: 12px;
  box-shadow: none;
  color: rgba(247, 243, 235, .73);
  font-weight: 400;
  text-shadow: 0 1px 12px rgba(0, 0, 0, .72);
  transform: translateY(0) scale(1);
  transition: transform 180ms ease, color 180ms ease, text-shadow 180ms ease;
}
.sound-choice::before {
  content: '';
  position: absolute;
  z-index: -1;
  inset: 3px;
  border-radius: 9px;
  background: radial-gradient(ellipse at 50% 62%, rgba(238, 211, 168, .12), rgba(221, 231, 242, .025) 62%, transparent 100%);
  box-shadow: inset 0 0 14px rgba(255, 232, 195, .16), inset 0 -1px 0 rgba(255,255,255,.035);
  opacity: 0;
  transition: opacity 180ms ease;
}
.sound-choice.is-selected {
  color: #f1d3a4;
  text-shadow: 0 0 17px rgba(229, 192, 134, .32);
}
.sound-choice.is-selected::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%;
  width: 19px; height: 1px;
  background: #e7c491;
  box-shadow: 0 0 9px rgba(228, 196, 149, .65);
  transform: translateX(-50%);
}
.sound-choice:focus-visible { outline: 1px solid rgba(246, 218, 174, .86); outline-offset: 0; }
.sound-choice:active { transform: translateY(1px) scale(.97); }
@media (hover: hover) and (pointer: fine) {
  .sound-choice:hover { color: #fff2d9; background: transparent; transform: translateY(1px) scale(.977); text-shadow: 0 0 15px rgba(255, 228, 183, .45); }
  .sound-choice:hover::before { opacity: 1; }
}
@media (min-width: 721px) {
  .sound-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .sound-choice { font-size: 14px; }
}
@media (max-width: 720px) {
  .sound-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 7px 2px; }
  .sound-choice { min-height: 53px; padding: 10px 2px; font-size: 13px; }
  .sound-choice[data-sound="mountain-bell"] { font-size: 12px; }
  .sound-dock { background: rgba(9, 24, 42, .46); }
}
@media (prefers-reduced-motion: no-preference) {
  .ambient-scene { animation: scene-drift 42s ease-in-out infinite alternate; }
  .ambient-background[data-scene="rain"] .ambient-video { transition: opacity .5s ease; }
  .ambient-background[data-scene="white-noise"]::after { animation: mist-breathe 19s ease-in-out infinite alternate; }
  @keyframes scene-drift { from { transform: translate3d(-.6%, -.3%, 0) scale(1.015); } to { transform: translate3d(.7%, .45%, 0) scale(1.065); } }
  @keyframes mist-breathe { from { opacity: .6; } to { opacity: 1; } }
}
@media (prefers-reduced-motion: reduce) {
  .ambient-scene { animation: none; }
}

/* v2 preview 2026-11-06: a small, quiet wooden radio instead of a dominant pink control bar. */
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; }
.ambient-video { z-index: 0; }
.ambient-scene { z-index: 1; }
.ambient-fireplace[hidden] { display: none; }
.ambient-shade, .ambient-vignette { z-index: 2; }
.ambient-shade { background: linear-gradient(180deg, rgba(3,13,30,.49) 0%, rgba(5,18,39,.37) 43%, rgba(3,14,31,.61) 100%); }
.ambient-background[data-scene="white-noise"] .ambient-scene { object-position: 50% 50%; filter: brightness(.96) contrast(1.04) saturate(.12); }
.ambient-background[data-scene="white-noise"]::after { content: ''; position: absolute; z-index: 2; inset: 0; pointer-events: none; background: radial-gradient(ellipse at 50% 48%, rgba(200,205,210,.05), transparent 50%), linear-gradient(180deg, rgba(0,0,0,.06), transparent 40%, rgba(0,0,0,.16)); }
.ambient-background[data-scene="mountain-bell"] .ambient-scene { object-position: 58% 52%; filter: brightness(.97) saturate(.78) sepia(.07); }
.ambient-background[data-scene="mountain-bell"] .ambient-shade { background: linear-gradient(90deg, rgba(3,13,30,.33), rgba(7,20,34,.1)), linear-gradient(180deg, rgba(3,13,30,.38), transparent 45%, rgba(3,14,31,.38)); }
.ambient-background[data-scene="wooden-fish"] .ambient-scene { object-position: 64% center; }
body { padding: 0; }
.hero { padding-right: 390px; }
.hero-copy { position: relative; z-index: 1; }
.hero-bottom { bottom: 55px; }
.scene-note { margin-top: 22px; }
.site-header { padding-right: 36px; }
.radio-console {
  position: fixed; z-index: 25; right: 25px; bottom: 28px;
  display: flex; flex-direction: column; width: 316px; min-height: 278px;
  box-sizing: border-box; padding: 18px 18px 13px;
  color: #e2d6bf; border: 1px solid #72614b; border-radius: 14px;
  background: linear-gradient(147deg, rgba(80,62,43,.92), rgba(40,33,26,.95) 36%, rgba(24,25,25,.96) 84%);
  box-shadow: 0 2px 0 rgba(204,173,122,.2) inset, 0 -2px 0 rgba(0,0,0,.45) inset, 0 16px 37px rgba(0,0,0,.23), 0 0 0 5px rgba(17,20,23,.58), 0 0 0 6px rgba(147,122,84,.16);
  backdrop-filter: blur(10px);
  font-family: var(--sans); isolation: isolate;
}
.radio-grain { position: absolute; z-index: -1; inset: 4px; overflow: hidden; border-radius: 10px; opacity: .29; background: repeating-linear-gradient(2deg, transparent 0 3px, rgba(229,192,134,.04) 4px, transparent 5px 9px), repeating-linear-gradient(-1deg, transparent 0 13px, rgba(0,0,0,.09) 14px, transparent 15px 29px); }
.radio-console::before { content: ''; position: absolute; z-index: -1; inset: 7px; border: 1px solid rgba(205,174,126,.14); border-radius: 8px; pointer-events: none; }
.radio-topline { display: flex; align-items: center; gap: 7px; margin-bottom: 12px; }
.radio-power-light { width: 5px; height: 5px; flex: 0 0 auto; border-radius: 50%; background: #777164; box-shadow: 0 0 0 1px rgba(0,0,0,.4); transition: background .2s, box-shadow .2s; }
.radio-console.is-sounding .radio-power-light { background: #d9bc80; box-shadow: 0 0 7px rgba(223,189,124,.45); }
.radio-brand { font-family: Georgia, "Times New Roman", serif; font-size: 9px; line-height: 1; letter-spacing: 1.8px; color: #d3bc92; }
.radio-band { margin-left: auto; color: #aba08b; font-size: 8px; letter-spacing: .4px; }
.radio-headline { display: flex; justify-content: space-between; align-items: center; margin: 0 0 11px; }
.radio-heading { display: flex; flex-direction: column; line-height: 1.4; }
.radio-heading > span { font-size: 9px; letter-spacing: 1.8px; color: #baaa8e; }
.radio-heading > strong { margin-top: 2px; color: #eee0c4; font: 500 19px/1.5 var(--serif); letter-spacing: 1.3px; text-shadow: 0 1px 7px rgba(0,0,0,.4); }
.radio-power { display: flex; flex-direction: column; align-items: center; justify-content: center; flex: 0 0 43px; width: 43px; height: 43px; padding: 0; color: #cdb890; background: radial-gradient(ellipse at 45% 30%, #514a3d, #252624 66%, #1a1d1e); border: 1px solid #7e6c4f; border-radius: 50%; box-shadow: 0 2px 2px rgba(0,0,0,.43), inset 0 1px 1px rgba(226,202,156,.2), inset 0 -2px 4px rgba(0,0,0,.45); cursor: pointer; transition: transform .17s, box-shadow .17s, color .17s; }
.radio-power:hover { color: #f6dfb2; background: radial-gradient(ellipse at 45% 45%, #64553e, #292b27 67%, #1a1d1e); transform: translateY(1px); box-shadow: 0 0 0 1px rgba(194,159,100,.16), inset 0 2px 5px rgba(0,0,0,.62), inset 0 0 7px rgba(215,184,130,.12); }
.radio-power:active { transform: translateY(2px) scale(.95); }
.power-symbol { font: 17px/17px sans-serif; }
.radio-power #play-label { margin-top: 1px; font-size: 8px; letter-spacing: 1px; }
.radio-power[aria-pressed="false"] { color: #a39b86; }
.radio-tuner { position: relative; height: 23px; margin-bottom: 9px; padding: 7px 7px 0; background: rgba(8,16,20,.64); border: 1px solid rgba(177,147,101,.38); border-radius: 3px; box-shadow: inset 0 2px 4px rgba(0,0,0,.48), 0 1px 0 rgba(229,191,129,.13); }
.radio-tuner::before { content: ''; position: absolute; inset: 4px 5px 5px; background: repeating-linear-gradient(90deg, rgba(212,181,126,.42) 0 1px, transparent 1px 10%); opacity: .64; }
.tuner-scale { display: none; }
.tuner-needle { --station-index: 0; position: absolute; top: 3px; bottom: 3px; left: calc(4.25% + var(--station-index) * 18.3%); width: 1px; background: #dcbd82; box-shadow: 0 0 4px rgba(236,191,107,.5); transition: left .32s ease; }
.sound-grid { order: initial; display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 4px 1px; margin: 0; }
.sound-choice, .sound-choice:hover, .sound-choice.is-selected, .sound-choice:active, .sound-choice[data-sound="mountain-bell"] {
  position: relative; isolation: isolate; min-width: 0; min-height: 37px; padding: 7px 2px;
  color: rgba(232,220,198,.79); background: transparent; background-color: transparent; background-image: none;
  border: 0; border-radius: 8px; box-shadow: none; font-weight: 400; font-size: 12px; letter-spacing: .01em; white-space: nowrap; text-shadow: 0 1px 5px rgba(0,0,0,.7);
  transform: translateY(0) scale(1); transition: transform .18s,color .18s,text-shadow .18s;
  cursor: pointer; touch-action: manipulation; -webkit-tap-highlight-color: transparent;
}
.sound-choice::before { content: ''; position: absolute; z-index: -1; inset: 2px; border-radius: 6px; background: radial-gradient(ellipse at 50% 60%, rgba(238,211,168,.15), rgba(221,231,242,.025) 64%, transparent 100%); box-shadow: inset 0 0 12px rgba(255,232,195,.19), inset 0 -1px 0 rgba(255,255,255,.035); opacity: 0; transition: opacity .18s; }
.sound-choice.is-selected { color: #f1d3a4; text-shadow: 0 0 14px rgba(229,192,134,.32); }
.sound-choice.is-selected::after { content: ''; position: absolute; bottom: 2px; left: 50%; width: 17px; height: 1px; background: #e7c491; box-shadow: 0 0 6px rgba(228,196,149,.55); transform: translateX(-50%); }
.sound-choice:focus-visible { outline: 1px solid rgba(246,218,174,.9); outline-offset: -1px; }
.sound-choice:active { transform: translateY(1px) scale(.96); }
.sound-choice:hover::before { opacity: 1; }
.radio-bottom { display: flex; align-items: center; justify-content: space-between; margin-top: 5px; min-height: 31px; }
.radio-volume { display: flex; align-items: center; gap: 7px; padding: 2px 0; color: #baae96; border: 0; background: transparent; font-size: 10px; letter-spacing: .2px; cursor: pointer; }
.radio-volume:hover { color: #efd4a2; }
.radio-volume svg { width: 26px; height: 26px; padding: 4px; border: 1px solid rgba(179,148,99,.44); border-radius: 50%; background: #292a25; box-shadow: inset 0 1px 3px rgba(0,0,0,.6), 0 1px 0 rgba(218,185,131,.12); }
.sound-on-mark { display: none; }
.radio-volume[aria-pressed="true"] .sound-on-mark { display: block; }
.radio-volume[aria-pressed="true"] .sound-off-mark { display: none; }
.radio-loop { font-family: Georgia,serif; font-size: 9px; letter-spacing: 1.4px; color: #a69980; }
.radio-status { min-height: 14px; margin: 1px 0 0; overflow: hidden; color: #b1a690; font-size: 8px; line-height: 14px; letter-spacing: .2px; white-space: nowrap; text-overflow: ellipsis; }
.radio-speaker { display: flex; gap: 8px; justify-content: center; min-height: 12px; padding-top: 8px; opacity: .43; }
.radio-speaker i { display: block; height: 3px; width: 20px; border-radius: 2px; background: #11191d; box-shadow: 0 1px 0 rgba(192,153,100,.48); }
.radio-console .play-icon, .radio-console .sound-status-dot { display: none; }
@media (hover:hover) and (pointer:fine) {
  .sound-choice:hover { color: #fff0ce; background: transparent; transform: translateY(1px) scale(.97); text-shadow: 0 0 14px rgba(255,228,183,.44); }
  .sound-choice:hover::before { opacity: 1; }
}
@media (prefers-reduced-motion:no-preference) {
  .ambient-background[data-scene="white-noise"]::after { animation: mist-breathe 19s ease-in-out infinite alternate; }
}
@media (prefers-reduced-motion:reduce) {
  .tuner-needle { transition: none; }
}
@media (min-width:721px) {
  .site-header { padding-top: 18px; padding-bottom: 17px; }
  .hero { padding-top: 36px; padding-bottom: 72px; }
  .hero h1 { font-size: clamp(52px,5.35vw,72px); }
}
@media (max-width:1050px) and (min-width:721px) {
  .radio-console { right: 23px; bottom: 24px; }
}
@media (max-width:720px) {
  .hero { min-height: calc(100svh - 69px); padding: 26px 19px 245px; }
  .hero-copy { padding-top: 18px; }
  .hero h1 { font-size: clamp(40px,10.7vw,55px); }
  .hero-description { margin-top: 16px; font-size: 11px; line-height: 1.9; }
  .hero-footnote { margin-top: 15px; }
  .hero-bottom { display: none; }
  .site-header { padding: 18px; }
  .radio-console { right: 13px; bottom: max(15px, env(safe-area-inset-bottom)); width: min(264px, calc(100vw - 32px)); min-height: 0; padding: 13px 13px 9px; border-radius: 12px; }
  .radio-topline { margin-bottom: 7px; }
  .radio-brand { font-size: 8px; letter-spacing: 1.6px; }
  .radio-band { font-size: 7px; }
  .radio-headline { margin-bottom: 7px; }
  .radio-heading > span { font-size: 8px; }
  .radio-heading > strong { font-size: 16px; }
  .radio-power { flex-basis: 35px; width: 35px; height: 35px; }
  .power-symbol { font-size: 14px; line-height: 14px; }
  .radio-power #play-label { font-size: 7px; }
  .radio-tuner { height: 17px; margin-bottom: 5px; padding-top: 5px; }
  .sound-choice, .sound-choice:hover, .sound-choice.is-selected, .sound-choice:active, .sound-choice[data-sound="mountain-bell"] { min-height: 32px; padding: 5px 0; font-size: 10px; border-radius: 7px; }
  .radio-bottom { margin-top: 2px; min-height: 28px; }
  .radio-volume { font-size: 9px; gap: 6px; }
  .radio-volume svg { width: 23px; height: 23px; }
  .radio-loop { font-size: 8px; }
  .radio-status { font-size: 7px; line-height: 12px; min-height: 12px; }
  .radio-speaker { gap: 6px; padding-top: 6px; min-height: 9px; }
  .radio-speaker i { height: 2px; }
  .site-footer { padding-bottom: 265px; }
  .ambient-background[data-scene="white-noise"] .ambient-scene { object-position: 50% center; }
  .ambient-background[data-scene="mountain-bell"] .ambient-scene { object-position: 77% center; }
}
/* Four video tracks and two still-image tracks share the same cover layer. */
.ambient-scene[hidden] { display: none; }
.ambient-scene-video { z-index: 1; visibility: hidden; filter: brightness(.89) saturate(.8); }
.ambient-background[data-scene="white-noise"] .ambient-scene-video { object-position: 50% 50%; filter: brightness(.97) contrast(1.06) saturate(.1); }
.ambient-background[data-scene="wooden-fish"] .ambient-scene-video { object-position: 56% 50%; filter: brightness(.88) saturate(.8); }
.ambient-background[data-scene="mountain-bell"] .ambient-scene-video { object-position: 50% 52%; filter: brightness(.98) saturate(.81); }
.ambient-background[data-scene="fur-elise"] .ambient-scene-video { filter: brightness(.97) saturate(.8); }
@media (max-width:720px) {
  .ambient-background[data-scene="white-noise"] .ambient-scene-video { object-position: 50% center; }
  .ambient-background[data-scene="mountain-bell"] .ambient-scene-video { object-position: 64% center; }
}

/* Still-scene revision: these two tracks never use the shared scene video. */
.ambient-background[data-scene="wooden-fish"] .ambient-scene,
.ambient-background[data-scene="mountain-bell"] .ambient-scene { inset: 0; width: 100%; height: 100%; object-fit: cover; animation: none; }
.ambient-background[data-scene="wooden-fish"] .ambient-scene { object-position: 50% center; filter: brightness(.84) saturate(.72) sepia(.05); }
.ambient-background[data-scene="mountain-bell"] .ambient-scene { object-position: 50% center; filter: brightness(.86) saturate(.8); }
@media (max-width:720px) {
  .ambient-background[data-scene="wooden-fish"] .ambient-scene { object-position: 46% center; }
  .ambient-background[data-scene="mountain-bell"] .ambient-scene { object-position: 50% center; }
}