/* Intrusive-thoughts page: one reading column, a quiet stream band for the leaves exercise. Uses the site's tokens from styles.css */
:root{
  --water1:#D3E4DC; --water2:#B9D3C8; --ripple:rgba(255,255,255,.45);
  --leaf:#E6F0D6; --leaf-edge:#46703F; --line-bg:#EBEFDF;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){--water1:#1F3430;--water2:#172925;--ripple:rgba(255,255,255,.08);--leaf:#2C4429;--leaf-edge:#8DB886;--line-bg:#202A1F}
}
:root[data-theme="dark"]{--water1:#1F3430;--water2:#172925;--ripple:rgba(255,255,255,.08);--leaf:#2C4429;--leaf-edge:#8DB886;--line-bg:#202A1F}

a.brand{text-decoration:none}
.narrow{max-width:760px}
.phero{padding-block:24px 52px}
.phero .eyebrow{font-family:var(--f-head);font-weight:500;color:var(--green);font-size:calc(17px*var(--k));letter-spacing:.02em;margin-block-end:10px}
.phero .sub{font-size:calc(22px*var(--k));color:var(--muted);margin:16px 0 24px}
.h2b{margin-block-start:34px}
.term{font-family:var(--f-head);font-weight:500;color:var(--ink)}

.tool{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px;margin-block-start:18px}
.stage{display:grid;gap:14px;min-width:0}
.stage h3{margin:0}
.stage h3:focus{outline:none}
.stage .err{margin:0}
.row{display:flex;gap:12px;flex-wrap:wrap}
.row .btn{flex:1 1 200px}
#lines{display:grid;gap:12px}
.tline{margin:0}
.tline .lead{display:block;color:var(--muted);font-size:calc(17px*var(--k));margin-block-end:4px}
.tline .say{display:block;font-family:var(--f-head);font-weight:500;font-size:calc(22px*var(--k));line-height:1.45;background:var(--line-bg);border-inline-start:4px solid var(--clay);border-radius:10px;padding:12px 16px;overflow-wrap:anywhere}
.reflect{margin:0;padding:14px 16px;border:1px dashed var(--field);border-radius:12px}

.stream{position:relative;height:230px;border-radius:16px;overflow:hidden;background:linear-gradient(180deg,var(--water1),var(--water2))}
.stream::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(170deg,transparent 0 26px,var(--ripple) 26px 28px,transparent 28px 60px);background-size:240px 100%}
@media (prefers-reduced-motion:no-preference){.stream::before{animation:flow 9s linear infinite}}
@keyframes flow{to{background-position:-240px 0}}
.leafc{position:absolute;top:50%;right:14px;transform:translate(0,-50%);will-change:transform,opacity}
.leaf{max-width:min(240px,62vw);padding:22px 30px;background:var(--leaf);border:1.5px solid var(--leaf-edge);color:var(--ink);border-radius:72% 6% 72% 6%;text-align:center;font-family:var(--f-head);font-weight:500;font-size:calc(16px*var(--k));line-height:1.4;overflow-wrap:anywhere;box-shadow:0 4px 12px rgba(0,0,0,.10)}
.leafc.go{animation:drift var(--dur,20s) linear forwards}
.leafc.go .leaf{animation:bob 3.2s ease-in-out infinite}
@keyframes drift{from{transform:translate(0,-50%)}to{transform:translate(calc(-1*var(--dist,600px)),-50%)}}
@keyframes bob{0%,100%{transform:translateY(0) rotate(-3deg)}50%{transform:translateY(-8px) rotate(3deg)}}
@media (prefers-reduced-motion:reduce){
  .leafc.go{animation:fade 8s ease-in forwards}
  .leafc.go .leaf{animation:none}
  @keyframes fade{from{opacity:1}to{opacity:0}}
}

.cta{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px}
.cta h2{margin-block-end:16px}
@media (max-width:760px){
  .tool,.cta{padding:20px}
  .stream{height:210px}
}