:root{
  --ink:#1a1f2e; --ink-soft:#4a5468; --paper:#fbf9f4; --card:#fff;
  --line:#e7e2d6; --gold:#b08436; --gold-soft:#f3ead7; --green:#2f6b4f; --accent:#243049;
  --shadow:0 10px 40px rgba(26,31,46,.08);
  --font-serif: 'Spectral', 'Georgia', serif;
  --font-ui:    'DM Sans', 'Helvetica Neue', Arial, sans-serif;
  --paper-2:    #f5f1e8;
  --shadow-sm:  0 2px 8px rgba(26,31,46,.07);
  --shadow-card:0 4px 18px rgba(26,31,46,.1);
  --ease:       cubic-bezier(.2,.6,.2,1);
}
body.dark{
  --ink:#e8e2d4; --ink-soft:#8a8fa8; --paper:#111418; --card:#1c2028;
  --line:#2a2f3d; --gold:#c9973f; --gold-soft:#2a2318; --green:#3a8a64; --accent:#c9973f;
  --shadow:0 10px 40px rgba(0,0,0,.4);
  --paper-2:#161a22;
  --shadow-sm:0 2px 8px rgba(0,0,0,.3);
  --shadow-card:0 4px 18px rgba(0,0,0,.4);
}
/* dark: bar and composer backgrounds */
body.dark .bar{background:rgba(17,20,24,.94)}
body.dark .composer{background:rgba(17,20,24,.96)}
body.dark .guarantee{background:#faf5e8;border-color:#c8a84a}
body.dark .guarantee h4{color:#1a6b3c}
body.dark .guarantee p{color:#3a3020}
body.dark .sciband{background:var(--card)}
body.dark .msg.right .body{background:#2a2318;border-color:#3a3020}
body.dark input[type=email],body.dark input[type=text],body.dark textarea{background:var(--card);color:var(--ink);border-color:var(--line)}
body.dark .chip{background:var(--card);color:var(--ink)}

/* dark mode toggle */
.dm-toggle{display:flex;align-items:center;gap:7px;cursor:pointer;user-select:none}
.dm-toggle span{font-family:'Helvetica Neue',Arial,sans-serif;font-size:12px;color:var(--ink-soft)}
.dm-track{width:36px;height:20px;border-radius:10px;background:var(--line);position:relative;transition:background .2s;flex-shrink:0;border:1px solid rgba(255,255,255,0.2)}
.dm-track.on{background:var(--accent)}
body.dark .dm-track{background:#3a3020;border-color:#6a5a30}
body.dark .dm-track.on{background:#9a6f22}
.dm-thumb{position:absolute;top:2px;left:2px;width:14px;height:14px;border-radius:50%;background:#fff;transition:left .2s;box-shadow:0 1px 3px rgba(0,0,0,.3)}
body.dark .dm-thumb{background:#e8c97a}
.dm-track.on .dm-thumb{left:18px}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Georgia','Times New Roman',serif;background:var(--paper);color:var(--ink);line-height:1.6}
.sans{font-family:'Helvetica Neue',Arial,sans-serif}
.wrap{max-width:880px;margin:0 auto;padding:0 24px}
a{color:var(--gold)}
.bar{border-bottom:1px solid var(--line);padding:18px 0;position:sticky;top:0;background:rgba(251,249,244,.94);backdrop-filter:blur(6px);z-index:5}
.barflex{display:flex;align-items:center;justify-content:space-between}
.brand{font-size:20px;letter-spacing:3px;font-weight:bold;color:var(--accent);text-decoration:none;display:inline-block}
.brand small{display:block;font-size:9px;letter-spacing:2px;color:var(--gold);font-family:'Helvetica Neue',Arial,sans-serif;margin-top:2px}
.back{font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;color:var(--accent);text-decoration:none;border:1px solid var(--line);padding:8px 16px;border-radius:8px}
.back:hover{border-color:var(--gold)}
.demo-banner{background:var(--gold-soft);color:#7a5a1e;font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;text-align:center;padding:8px}
.hero{text-align:center;padding:64px 0 40px}
.eyebrow{font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;letter-spacing:2px;text-transform:uppercase;color:var(--gold);margin-bottom:18px}
.hero h1{font-size:48px;line-height:1.12;margin-bottom:20px}
.hero .quote{font-style:italic;color:var(--gold);font-size:20px;max-width:600px;margin:0 auto 14px}
.hero p.lede{font-family:'Helvetica Neue',Arial,sans-serif;font-size:17px;color:var(--ink-soft);max-width:560px;margin:16px auto 30px}
.btn{font-family:'Helvetica Neue',Arial,sans-serif;font-size:15px;font-weight:600;border:none;cursor:pointer;padding:15px 32px;border-radius:8px;transition:.2s}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:#161f33}
.btn-ghost{background:transparent;color:var(--accent);border:1px solid var(--line)}
.tiers{display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px;padding:20px 0 50px}
.tier{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:28px 24px;display:flex;flex-direction:column;position:relative}
.tier.pop{border-color:var(--gold);box-shadow:var(--shadow)}
.tier .ribbon{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--gold);color:#fff;font-family:'Helvetica Neue',Arial,sans-serif;font-size:10px;letter-spacing:1px;padding:4px 14px;border-radius:20px;text-transform:uppercase}
.tier h3{font-size:23px;margin-bottom:4px}
.tier .price{font-size:38px;color:var(--accent);margin:8px 0 2px}
.tier .depth{font-family:'Helvetica Neue',Arial,sans-serif;font-size:12px;letter-spacing:.5px;color:var(--gold);text-transform:uppercase;margin-bottom:16px}
.tier ul{list-style:none;font-family:'Helvetica Neue',Arial,sans-serif;font-size:14px;color:var(--ink-soft);flex:1;margin-bottom:20px}
.tier ul li{padding:7px 0 7px 22px;position:relative;border-bottom:1px solid var(--line)}
.tier ul li:before{content:"\2726";position:absolute;left:0;color:var(--gold)}
.guarantee{display:flex;flex-direction:column;align-items:center;text-align:center;background:#f1f7f3;border:1px solid #cfe3d6;border-radius:14px;padding:28px 32px 24px;margin:8px 0 22px}
.seal-badge{width:280px;height:auto;mix-blend-mode:multiply;margin-bottom:12px}
.guarantee h4{color:var(--green);font-size:20px;margin-bottom:6px}
.guarantee p{font-family:'Helvetica Neue',Arial,sans-serif;font-size:14px;color:var(--ink-soft);max-width:520px}
/* modal */
.overlay{display:none;position:fixed;inset:0;background:rgba(26,31,46,.5);z-index:20;align-items:center;justify-content:center;padding:12px}
.overlay.on{display:flex}
.modal{background:var(--card);border-radius:16px;padding:34px;max-width:480px;width:100%;box-shadow:var(--shadow);max-height:90vh;overflow-y:auto}
.modal h2{font-size:26px;margin-bottom:4px}
.modal .sub{font-family:'Helvetica Neue',Arial,sans-serif;color:var(--ink-soft);font-size:14px;margin-bottom:20px}
label.fld{display:block;font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;font-weight:600;margin:16px 0 6px}
input[type=email],input[type=text]{width:100%;font-family:'Helvetica Neue',Arial,sans-serif;font-size:15px;padding:12px 14px;border:1px solid var(--line);border-radius:8px;background:var(--paper)}
input:focus{outline:none;border-color:var(--gold)}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:6px}
.chip{font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;padding:8px 14px;border:1px solid var(--line);border-radius:22px;cursor:pointer;background:var(--paper)}
.chip.on{background:var(--accent);color:#fff;border-color:var(--accent)}
.consent{display:flex;gap:10px;align-items:flex-start;margin-top:18px;font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;color:var(--ink-soft)}
.err{color:#b4453a;font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;margin-top:10px;min-height:18px}
/* chat */
.chathead{position:sticky;top:56px;z-index:90;background:var(--paper);padding:10px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:12px}
.movtag{font-family:'Helvetica Neue',Arial,sans-serif;font-size:11px;letter-spacing:1px;text-transform:uppercase;color:var(--gold);white-space:nowrap}
.progress{height:5px;background:var(--line);border-radius:4px;overflow:hidden;flex:1}
.progress i{display:block;height:100%;background:var(--gold);width:0;transition:width .4s}
.qleft{font-family:'Helvetica Neue',Arial,sans-serif;font-size:11px;color:var(--ink-soft);white-space:nowrap;text-align:right}
.chat{padding:26px 0 150px;min-height:50vh}
.msg{margin-bottom:22px;display:flex;gap:12px}
.av{width:34px;height:34px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;font-weight:bold;color:#fff}
.av.coach{background:var(--accent)}.av.you{background:var(--gold)}
.bub{max-width:80%}
.msg.right{flex-direction:row-reverse}.msg.right .bub{text-align:right}
.who{font-family:'Helvetica Neue',Arial,sans-serif;font-size:11px;color:var(--ink-soft);margin-bottom:3px}
.body{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 17px;font-size:16px;display:inline-block;text-align:left;white-space:pre-wrap}
.msg.right .body{background:var(--gold-soft);border-color:var(--gold-soft)}
.composer{position:fixed;bottom:0;left:0;right:0;background:rgba(251,249,244,.96);backdrop-filter:blur(8px);border-top:1px solid var(--line);padding:16px 0}
.composer .wrap{display:flex;gap:10px;align-items:flex-end}
textarea{flex:1;font-family:'Helvetica Neue',Arial,sans-serif;font-size:15px;padding:13px 15px;border:1px solid var(--line);border-radius:10px;resize:none;background:var(--card);min-height:52px;max-height:160px}
textarea:focus{outline:none;border-color:var(--gold)}
.typing{font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;color:var(--ink-soft);font-style:italic;padding-left:46px}
.dot{display:inline-block;animation:blink 1.2s infinite}.dot:nth-child(2){animation-delay:.2s}.dot:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,60%,100%{opacity:.2}30%{opacity:1}}
/* plan */
.dmp{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:38px;box-shadow:var(--shadow);margin:30px 0}
.dmp h2{text-align:center;font-size:32px;margin-bottom:6px}
.dmp .stamp{text-align:center;font-family:'Helvetica Neue',Arial,sans-serif;color:var(--gold);letter-spacing:2px;font-size:12px;text-transform:uppercase;margin-bottom:26px}
.dmp .blk{padding:16px 0;border-bottom:1px solid var(--line)}
.dmp .blk:last-child{border-bottom:none}
.dmp .k{font-family:'Helvetica Neue',Arial,sans-serif;font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:var(--gold);margin-bottom:6px}
.dmp .v{font-size:17px}.dmp .v.big{font-size:21px;font-style:italic}
.dmp ul{list-style:none}.dmp li{padding:6px 0 6px 22px;position:relative;font-size:16px}
.dmp li:before{content:"\2713";position:absolute;left:0;color:var(--green);font-weight:bold}
table.trk{width:100%;border-collapse:collapse;font-family:'Helvetica Neue',Arial,sans-serif;font-size:13.5px;margin-top:6px}
table.trk th{text-align:left;color:var(--ink-soft);font-size:10.5px;text-transform:uppercase;padding:8px;border-bottom:2px solid var(--line)}
table.trk td{padding:9px 8px;border-bottom:1px solid var(--line)}
.affirmbox{border:2px solid var(--gold);border-radius:12px;background:#fdf8f0;padding:28px 32px;margin:28px 0 8px;text-align:center}
.affirmtitle{font-family:'Helvetica Neue',Arial,sans-serif;font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--gold);margin-bottom:6px;font-weight:700}
.affirmhint{font-family:'Helvetica Neue',Arial,sans-serif;font-size:12.5px;color:var(--ink-soft);margin-bottom:16px;font-style:italic}
.affirmtext{font-size:18px;font-style:italic;color:var(--ink);line-height:1.7}
.center{text-align:center}

/* landing extras: drift cards, science band, steps strip */
.drift{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px;margin:46px 0;text-align:left}
.drift .c{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:22px}
.drift .c h4{font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;letter-spacing:1px;text-transform:uppercase;color:var(--gold);margin-bottom:8px}
.drift .c p{font-size:15px;color:var(--ink-soft)}
.sciband{background:var(--accent);border-radius:16px;padding:30px 26px;margin:10px 0 40px;color:#fff;text-align:center}
.sciband .lab{font-family:'Helvetica Neue',Arial,sans-serif;font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--gold-soft);margin-bottom:18px}
.scigrid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.scigrid .s .n{font-size:34px;font-weight:bold;color:#fff;line-height:1}
.scigrid .s .t{font-family:'Helvetica Neue',Arial,sans-serif;font-size:12px;color:#cdd3df;margin-top:8px;line-height:1.4}
.sciband .more{display:inline-block;margin-top:22px;font-family:'Helvetica Neue',Arial,sans-serif;font-size:14px;color:var(--paper);border:1px solid rgba(255,255,255,.4);padding:10px 22px;border-radius:8px;text-decoration:none}
.sciband .more:hover{background:rgba(255,255,255,.1)}
.steps-strip{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:10px 0 40px}
.steps-strip .sc{font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;background:var(--card);border:1px solid var(--line);border-radius:24px;padding:8px 16px;color:var(--ink-soft)}
.steps-strip .sc b{color:var(--accent)}
.section-title{text-align:center;font-size:34px;margin:10px 0 6px}
.section-sub{text-align:center;font-family:'Helvetica Neue',Arial,sans-serif;color:var(--ink-soft);margin-bottom:40px}
.samplelink{text-align:center;font-family:'Helvetica Neue',Arial,sans-serif;font-size:14px;margin:-8px 0 30px}
.samplelink a{color:var(--gold);text-decoration:none;border-bottom:1px solid var(--gold-soft)}

/* value framing on the pricing page */
.vsec{padding:6px 0 10px}
.vhead{text-align:center;font-size:32px;margin:18px 0 6px}
.vsub{text-align:center;font-family:'Helvetica Neue',Arial,sans-serif;color:var(--ink-soft);font-size:16px;margin-bottom:30px;max-width:600px;margin-left:auto;margin-right:auto}
.anchor{background:var(--accent);color:#fff;border-radius:16px;padding:30px 28px;text-align:center;margin-bottom:24px}
.anchor .big{font-size:30px;line-height:1.3}
.anchor .big b{color:var(--gold-soft)}
.vgrid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px;margin-bottom:26px}
.vcard{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px 22px}
.vcard .amt{font-size:21px;color:var(--accent);font-weight:bold;font-family:'Helvetica Neue',Arial,sans-serif}
.vcard .desc{font-family:'Helvetica Neue',Arial,sans-serif;font-size:14px;color:var(--ink-soft);margin-top:7px;line-height:1.5}
.vcard .desc b{color:var(--ink)}
.inaction{border:1px solid var(--gold);background:var(--gold-soft);border-radius:14px;padding:26px 28px;margin-bottom:44px}
.inaction .t{font-family:'Helvetica Neue',Arial,sans-serif;font-size:12px;letter-spacing:1px;text-transform:uppercase;color:var(--gold);margin-bottom:10px}
.inaction p{font-size:19px;color:var(--ink);font-style:italic;line-height:1.5}
.dreamband{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:36px 34px;margin-bottom:44px;box-shadow:var(--shadow)}
.dreamband h3{font-size:26px;margin-bottom:6px}
.dreamband .ds{font-family:'Helvetica Neue',Arial,sans-serif;color:var(--ink-soft);font-size:15px;margin-bottom:20px}
.dreamband ul{list-style:none}
.dreamband li{padding:11px 0 11px 30px;position:relative;font-size:16.5px;border-bottom:1px solid var(--line)}
.dreamband li:last-child{border-bottom:none}
.dreamband li:before{content:"\2192";position:absolute;left:0;color:var(--gold);font-weight:bold}
.faqwrap{margin-bottom:30px}
.faqwrap h3{text-align:center;font-size:26px;margin-bottom:18px}
details.faq{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:0 22px;margin-bottom:12px}
details.faq summary{font-family:'Helvetica Neue',Arial,sans-serif;font-size:16px;font-weight:600;color:var(--ink);padding:18px 0;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary:after{content:"+";color:var(--gold);font-size:22px;font-weight:400}
details.faq[open] summary:after{content:"\2013"}
details.faq .a{font-size:16px;color:var(--ink-soft);padding:0 0 20px;line-height:1.6}

/* reverse psychology block */
.revpsy{background:var(--ink);color:#d9d4c6;border-radius:16px;padding:40px 36px;margin:46px 0 10px;text-align:center}
.revpsy h3{font-size:27px;color:#fff;margin-bottom:14px}
.revpsy p{font-family:'Helvetica Neue',Arial,sans-serif;font-size:16px;max-width:600px;margin:0 auto 12px;line-height:1.65;color:#bdb8aa}
.revpsy .bk{display:inline-block;margin-top:14px;font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;color:#9a9486;border:1px dashed #4a5468;padding:9px 18px;border-radius:8px}

/* site footer */
.lfooter{border-top:1px solid var(--line);padding:30px 0;margin-top:30px;text-align:center;font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;color:var(--ink-soft)}
.lfooter a{color:var(--ink-soft);text-decoration:none;margin:0 12px}
.lfooter a:hover{color:var(--gold)}

/* signup modal extras */
.toggle-row{display:flex;gap:10px;margin-top:8px;flex-wrap:wrap}
.hint{font-family:'Helvetica Neue',Arial,sans-serif;font-size:12px;color:var(--ink-soft);margin-top:6px;font-style:italic}
.pay-note{font-family:'Helvetica Neue',Arial,sans-serif;font-size:12px;color:var(--ink-soft);text-align:center;margin-top:18px}
.signupguarantee{font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;color:var(--green);text-align:center;margin-top:14px}

/* ---- auth modal ---- */
.auth-tabs{display:flex;border-bottom:1px solid var(--line);margin-bottom:22px}
.auth-tab{font-family:'Helvetica Neue',Arial,sans-serif;font-size:14px;font-weight:600;padding:10px 18px;cursor:pointer;color:var(--ink-soft);border:none;border-bottom:2px solid transparent;background:none;margin-bottom:-1px}
.auth-tab.on{color:var(--accent);border-bottom-color:var(--accent)}
input[type=password]{width:100%;font-family:'Helvetica Neue',Arial,sans-serif;font-size:15px;padding:12px 14px;border:1px solid var(--line);border-radius:8px;background:var(--paper)}
input[type=password]:focus{outline:none;border-color:var(--gold)}
.auth-link{font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;color:var(--gold);cursor:pointer;background:none;border:none;padding:0;text-decoration:underline}
.auth-switch{font-family:'Helvetica Neue',Arial,sans-serif;font-size:13px;color:var(--ink-soft);text-align:center;margin-top:16px}
.auth-switch .auth-link{color:var(--gold)}
.auth-foot{display:flex;justify-content:space-between;align-items:center;margin-top:18px}
.auth-success{background:#f1f7f3;