/* GPS for Life — shared styles
   Vernacular: navigational charts. Depth encoded in tints of one blue,
   land in a warm buff, a single green for action. Contour lines as texture. */

:root{
  --ink:#0E2337;
  --ink-70:rgba(14,35,55,.70);
  --ink-45:rgba(14,35,55,.45);

  --paper:#EDF1F4;
  --white:#FFFFFF;

  --sky:#DCEBF2;          /* shallow water */
  --shoal:#BCD4E0;
  --depth:#2C6E96;
  --depth-light:#4E9BC0;

  --sand:#F3ECDF;         /* land tint */
  --sand-edge:#E3D6BE;

  --mark:#0F6B5C;         /* the single action colour */
  --mark-deep:#0A4C42;
  --mark-soft:#DCEDE8;

  --rule:#C3D2DB;
  --rule-soft:#DBE4EA;

  --display:"Fraunces",Georgia,serif;
  --body:"Public Sans",system-ui,-apple-system,sans-serif;

  --gutter:clamp(1.25rem,5vw,4.5rem);
  --measure:34rem;

  /* faint contour texture, used sparingly */
  --contour:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='300' viewBox='0 0 420 300'%3E%3Cg fill='none' stroke='%232C6E96' stroke-opacity='.09' stroke-width='1'%3E%3Cpath d='M-20 250C60 200 120 240 190 195S320 150 440 190'/%3E%3Cpath d='M-20 215C55 168 125 205 195 160S325 118 440 155'/%3E%3Cpath d='M-20 180C50 136 130 170 200 125S330 86 440 120'/%3E%3Cpath d='M-20 145C45 104 135 135 205 90S335 54 440 85'/%3E%3Cpath d='M-20 110C40 72 140 100 210 55S340 22 440 50'/%3E%3C/g%3E%3C/svg%3E");
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--body);font-weight:400;
  font-size:clamp(1rem,.96rem + .2vw,1.0625rem);line-height:1.62;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{font-family:var(--display);font-weight:400;letter-spacing:-.012em;margin:0}
p{margin:0 0 1.1em}
a{color:inherit}
img{max-width:100%;display:block}

.wrap{max-width:78rem;margin:0 auto;padding-inline:var(--gutter)}
.narrow{max-width:62rem}

/* ---------- source line ---------- */
.src{
  font-size:.75rem;line-height:1.5;color:var(--ink-45);
  border-top:1px solid var(--rule);padding-top:.55rem;margin-top:.9rem;max-width:26rem;
}
.src b{font-weight:500;color:var(--ink-70)}

/* ---------- masthead ---------- */
.masthead{position:sticky;top:0;z-index:60;background:rgba(237,241,244,.9);backdrop-filter:saturate(150%) blur(10px);border-bottom:1px solid var(--rule-soft)}
.masthead .wrap{display:flex;align-items:center;gap:2rem;height:4.25rem}
.logo{font-family:var(--display);font-size:1.0625rem;font-weight:500;letter-spacing:.01em;text-decoration:none;line-height:1.1;white-space:nowrap}
.logo span{display:block;font-family:var(--body);font-size:.6875rem;font-weight:400;color:var(--ink-45);letter-spacing:.04em}
nav.primary{margin-left:auto;display:flex;gap:1.75rem;align-items:center}
nav.primary a{font-size:.875rem;text-decoration:none;color:var(--ink-70);padding-bottom:2px;border-bottom:1px solid transparent}
nav.primary a:hover,nav.primary a:focus-visible{color:var(--ink);border-bottom-color:var(--depth)}
nav.primary a[aria-current="page"]{color:var(--ink);border-bottom-color:var(--mark)}
@media (max-width:62rem){nav.primary{display:none}}

.btn{display:inline-block;font-size:.9375rem;font-weight:500;text-decoration:none;padding:.7rem 1.15rem;border:1px solid var(--mark);background:var(--mark);color:#fff;border-radius:2px;line-height:1.2;transition:background .16s ease,border-color .16s ease;cursor:pointer;font-family:var(--body)}
.btn:hover,.btn:focus-visible{background:var(--mark-deep);border-color:var(--mark-deep)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--rule)}
.btn.ghost:hover,.btn.ghost:focus-visible{background:var(--white);border-color:var(--ink-45)}
.btn.small{padding:.5rem .85rem;font-size:.8125rem}
:focus-visible{outline:2px solid var(--depth);outline-offset:3px}
.actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.9rem;align-items:center}

/* ---------- sections ---------- */
section{padding:clamp(3.5rem,7vw,6rem) 0}
.band{background:var(--white);border-block:1px solid var(--rule-soft)}
.band-sky{background:var(--sky);border-block:1px solid var(--shoal)}
.band-sand{background:var(--sand);border-block:1px solid var(--sand-edge)}
.band-ink{background:var(--ink);color:#EAF1F5;border:0}
.band-ink h1,.band-ink h2,.band-ink h3{color:#fff}
.band-ink .src{color:rgba(234,241,245,.5);border-top-color:rgba(234,241,245,.22)}
.band-ink .src b{color:rgba(234,241,245,.78)}
.textured{background-image:var(--contour);background-position:right -60px top -40px;background-repeat:no-repeat}

h2{font-size:clamp(1.75rem,1.3rem + 1.7vw,2.6rem);line-height:1.12;max-width:20ch}
.sec-intro{color:var(--ink-70);max-width:40rem;margin-top:1.1rem}
.band-ink .sec-intro{color:rgba(234,241,245,.74)}

/* ---------- page hero (inner pages) ---------- */
.phero{padding:clamp(3rem,7vw,5rem) 0 clamp(2.5rem,5vw,3.5rem)}
.phero .eyebrow{font-size:.875rem;color:var(--depth);font-weight:500;margin:0 0 .8rem}
.phero h1{font-size:clamp(2.1rem,1.4rem + 3vw,3.6rem);line-height:1.06;max-width:18ch;margin-bottom:1.3rem}
.phero .lede{font-size:clamp(1.0625rem,1rem + .35vw,1.1875rem);color:var(--ink-70);max-width:38rem}

/* ---------- generic grid of panels ---------- */
.panels{display:grid;gap:1px;background:var(--rule);border:1px solid var(--rule);margin-top:2.5rem}
.panels.two{grid-template-columns:repeat(2,1fr)}
.panels.three{grid-template-columns:repeat(3,1fr)}
.panels.four{grid-template-columns:repeat(4,1fr)}
@media (max-width:60rem){.panels.four{grid-template-columns:repeat(2,1fr)}.panels.three{grid-template-columns:1fr}}
@media (max-width:52rem){.panels.two,.panels.four{grid-template-columns:1fr}}
.panel{background:var(--white);padding:clamp(1.4rem,3vw,2rem)}
.panel h3{font-size:1.25rem;line-height:1.25;margin-bottom:.6rem}
.panel p{font-size:.9375rem;color:var(--ink-70);margin-bottom:0;line-height:1.55}
.panel p + p{margin-top:.8rem}
.panel .src{margin-top:1.1rem}

/* ---------- callout ---------- */
.callout{margin-top:1.9rem;padding:1.15rem 1.35rem;border:1px solid var(--shoal);background:var(--sky);font-size:.9375rem;line-height:1.55}
.callout.warm{border-color:var(--sand-edge);background:var(--sand)}
.callout.mark{border-color:var(--mark);background:var(--mark-soft)}
.callout strong{font-weight:600}
.callout p:last-child{margin-bottom:0}

/* ---------- quote ---------- */
.pull{
  font-family:var(--display);font-size:clamp(1.3rem,1.05rem + 1vw,1.85rem);
  line-height:1.3;max-width:30rem;margin:0;
}
.pull cite{display:block;font-family:var(--body);font-size:.8125rem;font-style:normal;color:var(--ink-45);margin-top:1rem;line-height:1.5}

/* ---------- split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,6vw,4.5rem);align-items:start}
.split.lean{grid-template-columns:1.2fr .8fr}
@media (max-width:56rem){.split,.split.lean{grid-template-columns:1fr;gap:2.5rem}}

/* ---------- numbered day / list ---------- */
.rows{margin:1.9rem 0 0;padding:0;list-style:none;border-top:1px solid var(--rule)}
.rows li{display:grid;grid-template-columns:7rem 1fr;gap:1.25rem;padding:1rem 0;border-bottom:1px solid var(--rule)}
@media (max-width:44rem){.rows li{grid-template-columns:1fr;gap:.3rem}}
.rows .k{font-weight:500;font-size:.9375rem}
.rows .v{font-size:.9375rem;color:var(--ink-70);line-height:1.55}

/* ---------- form ---------- */
form{margin-top:1.5rem}
.field{margin-bottom:1rem}
label{display:block;font-size:.8125rem;font-weight:500;margin-bottom:.35rem}
input,select{width:100%;font-family:var(--body);font-size:.9375rem;padding:.65rem .75rem;border:1px solid var(--rule);background:var(--white);color:var(--ink);border-radius:2px}
input:focus,select:focus{outline:2px solid var(--depth);outline-offset:0;border-color:var(--depth)}
.form-note{font-size:.8125rem;color:var(--ink-45);margin:.9rem 0 0}

/* ---------- footer ---------- */
footer{background:var(--ink);color:rgba(234,241,245,.7);padding:3rem 0 2.5rem;font-size:.875rem}
footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2rem}
@media (max-width:52rem){footer .wrap{grid-template-columns:1fr;gap:1.75rem}}
footer a{color:rgba(234,241,245,.7);text-decoration:none;display:block;padding:.15rem 0}
footer a:hover,footer a:focus-visible{color:#fff}
footer h4{font-family:var(--body);font-size:.8125rem;font-weight:600;color:#fff;margin:0 0 .5rem}
.colophon{margin-top:2.5rem;padding-top:1.5rem;border-top:1px solid rgba(234,241,245,.18);font-size:.8125rem;color:rgba(234,241,245,.5);grid-column:1/-1}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition-duration:.01ms!important;animation-duration:.01ms!important}
}