.tide-home { overflow:hidden; }
.tide-hero { position:relative; overflow:hidden; color:#fff; background:#17133d; }
.tide-hero::before { position:absolute; top:0; right:0; bottom:0; width:40%; background:#24205c; content:""; }
.tide-hero-wrap { position:relative; z-index:1; display:flex; min-height:640px; align-items:center; justify-content:space-between; gap:70px; }
.hero-copy { width:56%; padding:74px 0; }.hero-mark{margin:0 0 18px;color:#c7c3f6;font-size:12px;font-weight:800;letter-spacing:.1em}.hero-mark span{margin-left:13px;color:var(--gold);letter-spacing:0}.hero-copy h1{max-width:660px;margin:0;font-family:TideDisplay,"Microsoft YaHei",sans-serif;font-size:57px;line-height:1.16}.hero-copy h1 em{display:block;color:#bcb4fb;font-style:normal}.hero-copy>p:not(.hero-mark){max-width:570px;margin:22px 0 0;color:#d4d1e9;font-size:16px;line-height:1.95}.hero-actions{display:flex;margin-top:29px;align-items:center;flex-wrap:wrap;gap:20px}.hero-actions .button{color:#17133d;background:var(--gold);border-color:var(--gold)}.quiet-link{color:#fff;font-size:14px;font-weight:700}.quiet-link span{margin-left:7px;color:var(--gold)}
.hero-soundfield{position:relative;display:flex;width:380px;min-height:640px;align-items:center;justify-content:center}.app-window{position:relative;z-index:2;width:238px;height:493px;padding:8px;overflow:hidden;background:#fff;border:6px solid #8580c8;border-radius:8px;box-shadow:18px 22px 0 #12102c}.app-window img{width:100%;height:100%;object-fit:cover;object-position:top center}.tide-meter{position:absolute;top:85px;right:-2px;bottom:85px;z-index:3;display:flex;width:78px;flex-direction:column;align-items:center;justify-content:space-between;color:#d1cef0;border-left:1px solid rgba(255,255,255,.3);font-size:10px;text-align:center}.tide-meter b{color:#fff;font-size:10px;letter-spacing:.08em}.tide-meter i{width:8px;height:8px;background:var(--gold);border-radius:50%}.tide-meter i:nth-child(3){background:#9f98e7}.tide-meter i:nth-child(4){background:#fff}.field-note{position:absolute;bottom:83px;left:-30px;z-index:4;display:grid;width:275px;padding:13px 15px;grid-template-columns:1fr 31px;background:#fff;border-bottom:4px solid var(--gold);color:var(--ink);box-shadow:0 12px 30px rgba(0,0,0,.25)}.field-note small,.field-note strong{display:block}.field-note small{color:#76718b;font-size:10px}.field-note strong{font-size:13px}.field-note b{display:flex;grid-row:1/3;grid-column:2;width:28px;height:28px;align-items:center;justify-content:center;color:#fff;background:var(--tide);border-radius:50%;font-size:10px}
.brand-intro{padding:78px 0;border-bottom:1px solid var(--line);background:#fff}.brand-intro-wrap{display:flex;align-items:flex-start;gap:80px}.brand-intro header{width:42%;flex:0 0 42%}.brand-intro h2,.shoreline h2,.depth-copy h2,.night-layout h2,.faq-layout h2,.current-heading h2,.reviews-heading h2{margin:0;font-family:TideDisplay,"Microsoft YaHei",sans-serif;font-size:37px;line-height:1.36}.intro-points{display:flex;flex:1;border-top:2px solid var(--tide)}.intro-points article{width:33.333%;padding:20px 16px 0;border-left:1px solid var(--line)}.intro-points article:first-child{border-left:0}.intro-points b{color:var(--tide);font-size:12px}.intro-points h3{margin:20px 0 7px;font-size:16px}.intro-points p{margin:0;color:var(--muted);font-size:13px;line-height:1.8}
.shoreline{padding:92px 0 100px;background:#f6f6fa}.shoreline-head{display:flex;margin-bottom:36px;align-items:flex-end;gap:50px}.shoreline-head>div{flex:1}.shoreline-head>p:not(.section-tag){max-width:325px;margin:0;color:var(--muted)}.shore-grid{display:flex;border-top:1px solid #ccc9df}.shore-grid article{display:flex;min-height:295px;padding:30px 32px;flex:1;flex-direction:column;color:#fff;background:#2a2760;border-left:1px solid rgba(255,255,255,.25)}.shore-grid article:first-child{border-left:0}.shore-grid article:nth-child(2){background:#3b367c}.shore-grid article:nth-child(3){color:#231d35;background:#e5e2f1}.shore-grid span{font-size:11px;font-weight:800;letter-spacing:.1em}.shore-grid h3{margin:33px 0 7px;font-family:TideDisplay,"Microsoft YaHei",sans-serif;font-size:29px}.shore-grid p{margin:0;line-height:1.85}.shore-grid a{margin-top:auto;color:var(--gold);font-size:13px;font-weight:800}.shore-grid article:nth-child(3) a{color:var(--tide)}
.listening-depth{padding:102px 0;background:#fff}.depth-wrap{display:flex;align-items:center;gap:95px}.depth-copy{width:54%;order:2}.depth-copy>p:not(.section-tag){margin:19px 0 25px;color:var(--muted);font-size:16px;line-height:1.95}.depth-list{margin:0 0 27px;border-top:1px solid var(--line)}.depth-list>div{display:flex;padding:13px 0;align-items:baseline;gap:24px;border-bottom:1px solid var(--line)}.depth-list b{width:82px;color:var(--tide);font-size:14px}.depth-list span{color:#5e5d6c;font-size:13px}.depth-visual{position:relative;display:flex;width:40%;height:515px;overflow:hidden;align-items:flex-end;background:#e7e6f2;border-left:9px solid var(--gold);order:1}.depth-visual img{width:100%;height:100%;object-fit:cover;object-position:center top}.depth-visual span{position:absolute;right:20px;bottom:20px;color:#fff;font-size:11px;font-weight:800;letter-spacing:.13em;text-align:right}
.night-tide{padding:78px 0;background:#201c46;color:#fff}.night-layout{display:flex;align-items:center;gap:80px}.night-layout>div{flex:1}.night-layout .section-tag{color:#c8c4f2}.night-times{border-left:1px solid rgba(255,255,255,.32)}.night-times span{display:flex;padding:12px 0 12px 25px;align-items:center;gap:14px;color:#d4d1e8;border-bottom:1px solid rgba(255,255,255,.22);font-size:14px}.night-times b{color:var(--gold);font-size:13px}.night-times i{width:6px;height:6px;background:#a79ff0;border-radius:50%}
.home-faq{padding:96px 0;background:#fff}.faq-layout{display:flex;align-items:flex-start;gap:100px}.faq-layout header{width:38%;position:sticky;top:108px}.faq-layout header>p:not(.section-tag),.current-heading>p:not(.section-tag){color:var(--muted)}.faq-layout header>a,.current-heading>a{display:inline-block;margin-top:14px;color:var(--tide);border-bottom:2px solid var(--gold);font-size:13px;font-weight:800}.faq-layout .faq-list{width:62%;border-top:2px solid var(--tide)}.home-faq .faq-question{font-size:15px}
.sound-current{padding:88px 0;background:#ecebf4}.current-layout{display:flex;align-items:flex-start;gap:85px}.current-heading{width:37%;position:sticky;top:110px}.current-feed{width:63%;border-top:2px solid var(--tide)}.current-item{border-bottom:1px solid #cdcadd}.current-item>a{display:flex;padding:19px 0;align-items:center;gap:16px}.current-item time{width:48px;color:#7770c2;font-family:TideDisplay,"Microsoft YaHei",sans-serif;font-size:16px}.current-item div{min-width:0;flex:1}.current-item p{margin:0;color:#807d91;font-size:12px}.current-item h3{margin:2px 0;overflow:hidden;font-size:16px;line-height:1.5;text-overflow:ellipsis;white-space:nowrap}.current-item span{display:block;overflow:hidden;color:var(--muted);font-size:13px;text-overflow:ellipsis;white-space:nowrap}.current-item i{color:var(--tide);font-style:normal}.current-item:hover h3{color:var(--tide)}
.listener-reviews{padding:95px 0;background:#fff}.reviews-heading{display:flex;margin-bottom:35px;align-items:flex-end;justify-content:space-between}.review-grid{display:flex;gap:18px}.review-grid article{display:flex;min-height:270px;padding:25px;flex:1;flex-direction:column;background:#f6f6fa;border-top:4px solid #b4afe1}.review-grid article:nth-child(2){border-top-color:var(--gold)}.review-grid article:nth-child(3){border-top-color:var(--tide)}.review-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.review-top b{font-size:14px}.review-top span{color:#858296;font-size:11px}.review-grid blockquote{margin:25px 0;color:#3f3d4c;font-size:15px;line-height:1.9}.review-grid p{margin:auto 0 0;color:var(--tide);font-size:12px;font-weight:700}
@media(max-width:900px){.tide-hero-wrap,.brand-intro-wrap,.shoreline-head,.depth-wrap,.night-layout,.faq-layout,.current-layout{flex-direction:column}.tide-hero-wrap{min-height:0;align-items:stretch;gap:0}.hero-copy,.brand-intro header,.depth-copy,.faq-layout header,.current-heading{width:100%;padding-right:0}.hero-soundfield{width:100%;min-height:500px}.brand-intro-wrap,.depth-wrap,.faq-layout,.current-layout{gap:44px}.intro-points,.shore-grid,.review-grid{width:100%}.shoreline-head{align-items:flex-start;gap:18px}.shoreline-head>p:not(.section-tag){max-width:600px}.depth-copy{order:1}.depth-visual{width:min(100%,520px);order:2}.night-layout{align-items:flex-start;gap:34px}.faq-layout header,.current-heading{position:static}.faq-layout .faq-list,.current-feed{width:100%}}
@media(max-width:620px){.hero-copy h1{font-size:40px}.hero-copy>p:not(.hero-mark){font-size:14px}.hero-soundfield{min-height:440px}.app-window{width:205px;height:420px}.tide-meter{top:43px;bottom:50px;right:0}.field-note{bottom:22px;left:0;width:245px}.brand-intro,.shoreline,.listening-depth,.home-faq,.sound-current,.listener-reviews{padding:66px 0}.brand-intro h2,.shoreline h2,.depth-copy h2,.night-layout h2,.faq-layout h2,.current-heading h2,.reviews-heading h2{font-size:29px}.intro-points,.shore-grid,.review-grid{flex-direction:column}.intro-points article{width:100%;padding:17px 0;border-top:1px solid var(--line);border-left:0}.shore-grid article{min-height:205px}.depth-wrap{gap:36px}.depth-list>div{align-items:flex-start;flex-direction:column;gap:2px}.depth-list b{width:auto}.depth-visual{height:420px}.night-times{width:100%}.night-times span{padding-left:14px}.current-item span{white-space:normal}.current-item i{display:none}.review-grid article{min-height:220px}.hero-actions{gap:12px}}