:root{--navy:#071d2b;--navy-2:#0b2b40;--blue:#078db8;--cyan:#27b9d5;--ice:#eaf7fa;--paper:#f8f7f3;--white:#fff;--ink:#102431;--muted:#58707d;--line:#d9e5e9;--yellow:#f4c95d;--radius:24px;--shadow:0 24px 70px rgba(4,35,51,.13)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--white);font-family:Inter,Avenir,"Segoe UI",Helvetica,Arial,sans-serif;line-height:1.55}img{max-width:100%;display:block}a{color:inherit}button,input,select{font:inherit}.site-header{height:84px;padding:0 clamp(22px,5vw,72px);display:flex;align-items:center;justify-content:space-between;background:var(--navy);color:#fff;position:relative;z-index:20}.brand img{width:210px;height:auto}.main-nav{display:flex;align-items:center;gap:34px;font-size:.91rem;font-weight:650}.main-nav a{text-decoration:none;color:#dcecf2}.main-nav a:hover{color:#fff}.nav-cta{padding:10px 18px;border:1px solid rgba(255,255,255,.35);border-radius:999px}.menu-button{display:none;background:none;color:#fff;border:1px solid rgba(255,255,255,.35);padding:8px 12px;border-radius:9px}.hero{min-height:690px;background:linear-gradient(115deg,var(--navy) 0%,#08283c 58%,#0a3a51 100%);color:#fff;padding:86px clamp(22px,7vw,110px) 92px;display:grid;grid-template-columns:minmax(0,1.02fr) minmax(360px,.98fr);gap:8vw;align-items:center;overflow:hidden;position:relative}.hero:after{content:"";width:520px;height:520px;border:1px solid rgba(62,198,224,.22);border-radius:50%;position:absolute;right:-160px;top:-230px;box-shadow:0 0 0 80px rgba(62,198,224,.025),0 0 0 160px rgba(62,198,224,.025)}.eyebrow{font-size:.76rem;letter-spacing:.18em;text-transform:uppercase;font-weight:800;color:var(--blue);margin:0 0 18px}.hero .eyebrow{color:#66d6e7}.hero h1{font-size:clamp(3.6rem,7vw,6.8rem);line-height:.9;letter-spacing:-.065em;margin:0 0 32px;max-width:820px}.hero h1 span{color:#5bd1e5}.hero-lead{font-size:clamp(1.08rem,1.4vw,1.28rem);color:#c7dbe3;max-width:600px;margin:0 0 36px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border:none;border-radius:999px;padding:14px 24px;font-weight:800;cursor:pointer;transition:transform .2s,background .2s}.button:hover{transform:translateY(-2px)}.button-primary{background:var(--cyan);color:#04202b}.button-primary:hover{background:#67d6e5}.button-ghost{border:1px solid rgba(255,255,255,.32);color:#fff;background:transparent}.button-dark{background:var(--navy);color:#fff}.hero-proof{display:flex;gap:28px;margin-top:40px;color:#9fbbc6;font-size:.8rem;letter-spacing:.03em}.hero-proof strong{color:#fff}.hero-visual{position:relative;z-index:2}.hero-episode-link{display:block;color:inherit;text-decoration:none;border-radius:32px}.hero-episode-link:focus-visible{outline:3px solid var(--yellow);outline-offset:10px}.sound-card{background:linear-gradient(145deg,#0c4058,#071d2b);border:1px solid rgba(106,215,232,.24);border-radius:32px;padding:30px;box-shadow:0 36px 100px rgba(0,0,0,.32);transform:rotate(2deg);position:relative;transition:transform .25s ease,box-shadow .25s ease}.hero-episode-link:hover .sound-card,.hero-episode-link:focus-visible .sound-card{transform:rotate(1deg) translateY(-4px);box-shadow:0 42px 110px rgba(0,0,0,.4)}.sound-card:before{content:"";position:absolute;inset:-18px 22px 18px -22px;border:1px solid rgba(82,201,223,.16);border-radius:32px;z-index:-1}.sound-topline{display:flex;justify-content:space-between;color:#7db8c8;font-size:.62rem;letter-spacing:.16em}.waveform{height:250px;display:flex;align-items:center;justify-content:center;gap:11px;padding:30px 0}.waveform i{height:var(--h);width:10px;border-radius:999px;background:linear-gradient(to top,var(--blue),#75dce9);display:block}.sound-meta{display:flex;justify-content:space-between;align-items:center;border-top:1px solid rgba(255,255,255,.12);padding-top:22px}.sound-meta small{display:block;color:#6eaabd;font-size:.63rem;letter-spacing:.15em;margin-bottom:6px}.sound-meta strong{font-size:1.1rem}.play-mark{width:50px;height:50px;border-radius:50%;display:grid;place-items:center;background:var(--yellow);color:var(--navy);padding-left:3px}.section-shell{width:min(1160px,calc(100% - 44px));margin:0 auto}.method{padding:110px 0}.section-heading{max-width:700px;margin-bottom:48px}.section-heading h2,.guide-copy h2,.closing h2{font-size:clamp(2.3rem,4.2vw,4rem);line-height:1.02;letter-spacing:-.045em;margin:0 0 20px}.section-heading>p:last-child{font-size:1.08rem;color:var(--muted);max-width:620px}.method-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.method-grid article{padding:30px;border-top:1px solid var(--line);background:linear-gradient(180deg,#fff,var(--paper));border-radius:0 0 20px 20px}.method-grid span{font-weight:900;color:var(--blue);font-size:.78rem}.method-grid h3{font-size:1.35rem;margin:22px 0 9px}.method-grid p{color:var(--muted);margin:0}.lessons{padding:100px 0 120px}.heading-row{max-width:none;display:flex;align-items:end;justify-content:space-between;gap:30px}.text-link{text-decoration:none;color:var(--blue);font-weight:800}.lesson-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}.lesson-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;box-shadow:0 15px 45px rgba(7,29,43,.07)}.lesson-image{display:block;position:relative;aspect-ratio:16/9;overflow:hidden}.lesson-image img{width:100%;height:100%;object-fit:cover;transition:transform .45s}.lesson-image:hover img{transform:scale(1.035)}.lesson-image span{position:absolute;right:18px;bottom:18px;background:rgba(7,29,43,.9);color:#fff;border-radius:999px;padding:9px 15px;font-weight:750;font-size:.78rem}.lesson-body{padding:28px}.lesson-tags{display:flex;gap:8px}.lesson-tags span{font-size:.68rem;font-weight:850;letter-spacing:.06em;color:#28566b;background:var(--ice);padding:5px 8px;border-radius:6px}.lesson-body h3{font-size:1.65rem;margin:18px 0 8px}.lesson-body p{color:var(--muted);margin:0 0 22px}.lesson-body>a{color:var(--blue);font-weight:800;text-decoration:none}.guide-section{background:var(--paper);padding:110px 0}.guide-inner{display:grid;grid-template-columns:1fr minmax(390px,.75fr);gap:9vw;align-items:center}.guide-copy>p:not(.eyebrow){color:var(--muted);font-size:1.08rem}.guide-copy ul{list-style:none;padding:0;margin:28px 0 0}.guide-copy li{padding:10px 0 10px 34px;position:relative}.guide-copy li:before{content:"✓";position:absolute;left:0;color:var(--blue);font-weight:900}.signup-card{background:var(--navy);color:#fff;padding:34px;border-radius:28px;box-shadow:var(--shadow)}.signup-card-head{display:flex;align-items:center;gap:15px;margin-bottom:26px}.signup-card-head img{width:48px;height:48px}.signup-card-head small{display:block;color:#6fc6d8;font-size:.65rem;letter-spacing:.16em}.signup-card-head strong{font-size:1.25rem}.signup-card label{display:block;color:#d5e5eb;font-size:.78rem;font-weight:750;margin:15px 0 7px}.signup-card label>span{font-weight:450;color:#89a9b5}.signup-card input[type=text],.signup-card input[type=email],.signup-card select{width:100%;height:50px;border:1px solid rgba(255,255,255,.18);border-radius:10px;background:#0d3246;color:#fff;padding:0 14px;outline:none}.signup-card input:focus,.signup-card select:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(39,185,213,.16)}.check-row{display:grid!important;grid-template-columns:18px 1fr;gap:10px;align-items:start;line-height:1.45;margin:18px 0!important}.check-row input{margin-top:3px}.form-submit{width:100%;margin-top:4px}.form-note{text-align:center;color:#829faa;font-size:.7rem}.form-note a{color:#b8e9f1}.signup-card .form-status{font-size:.84rem;margin-top:12px}.signup-card .form-status.is-error{color:#ffb0a7}.signup-card .form-status.is-success{color:#9ce3b0}.download-link{display:flex;margin-top:12px;background:#fff;color:var(--navy);padding:12px 16px;border-radius:9px;justify-content:center;text-decoration:none;font-weight:850}.honeypot{position:absolute!important;left:-9999px!important}.closing{text-align:center;padding:110px 0}.closing img{width:76px;margin:0 auto 28px}.closing .button{margin-top:16px}.site-footer{padding:52px clamp(22px,7vw,110px);background:var(--navy);color:#a9c0ca;display:grid;grid-template-columns:1.3fr 1fr auto auto;gap:30px;align-items:center;font-size:.82rem}.site-footer img{width:190px}.site-footer nav{display:flex;gap:18px}.site-footer nav a{color:#dce9ee;text-decoration:none}.site-footer small{text-align:right}.legal{width:min(780px,calc(100% - 44px));margin:0 auto;padding:80px 0 120px}.legal h1{font-size:clamp(2.6rem,5vw,4.5rem);letter-spacing:-.05em;margin-bottom:12px}.legal h2{margin-top:38px}.legal p,.legal li{color:var(--muted)}.legal-back{display:inline-block;margin-top:40px;color:var(--blue);font-weight:800}.legal-header{padding:24px clamp(22px,5vw,72px);background:var(--navy)}.legal-header img{width:200px}
@media(max-width:900px){.main-nav{display:none;position:absolute;top:84px;left:0;right:0;background:var(--navy-2);padding:24px;flex-direction:column}.main-nav.is-open{display:flex}.menu-button{display:block}.hero{grid-template-columns:1fr;padding-top:65px}.hero-visual{max-width:620px}.method-grid,.lesson-grid{grid-template-columns:1fr}.guide-inner{grid-template-columns:1fr}.site-footer{grid-template-columns:1fr 1fr}.site-footer small{text-align:left}.heading-row{align-items:start;flex-direction:column}}
@media(max-width:560px){.brand img{width:175px}.hero{min-height:auto;padding-bottom:70px}.hero h1{font-size:3.6rem}.hero-proof{display:grid;grid-template-columns:1fr 1fr;gap:12px}.waveform{height:175px;gap:7px}.waveform i{width:7px}.sound-card{padding:22px}.method,.lessons,.guide-section,.closing{padding-top:78px;padding-bottom:78px}.signup-card{padding:24px}.site-footer{grid-template-columns:1fr}.heading-row{margin-bottom:32px}}