/* Unit 301 · The Jones Building — 421 N Phillips Ave, Sioux Falls
   Implementation of the Claude Design canvas "Jones 421 - Unit 301". */

:root{
  --bg:#F6F3EE;
  --sand:#ECE7DE;
  --ink:#1D1B18;
  --ink-2:#3B3833;
  --muted:#55524E;
  --muted-2:#6E675F;
  --line:#DDD6CC;
  --line-2:#D8D1C5;
  --line-3:#C9C0B1;
  --accent:#8A5A33;
  --accent-lt:#C89A6E;
  --dark:#1D1B18;
  --darker:#14120F;
  --cream:#EDE7DC;
  --nav-h:64px;
  --serif:'Cormorant Garamond',Georgia,'Times New Roman',serif;
  --sans:'Instrument Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',Helvetica,Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,monospace;
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-wrap:break-word;
}
img{max-width:100%}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.dark :focus-visible,.lightbox :focus-visible{outline-color:var(--accent-lt)}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--ink);color:var(--bg);padding:12px 18px;
  font-size:13px;letter-spacing:.1em;text-transform:uppercase;
}
.skip-link:focus{left:0}

.wrap{max-width:1240px;margin:0 auto}
.wrap-narrow{max-width:760px;margin:0 auto}
.section{padding:clamp(72px,9vw,128px) clamp(20px,5vw,56px);scroll-margin-top:var(--nav-h)}
.section--tight{padding:clamp(64px,8vw,110px) clamp(20px,5vw,56px)}
.dark{background:var(--dark);color:var(--cream)}
.dark a{color:var(--accent-lt)}
.dark a:hover{color:#fff}

.eyebrow{
  margin:0;font-size:11.5px;font-weight:600;letter-spacing:.26em;
  text-transform:uppercase;color:var(--accent);
}
.dark .eyebrow{color:var(--accent-lt)}
.display{font-family:var(--serif);font-weight:500;text-wrap:pretty}
h2.display{margin:0;font-size:clamp(26px,3vw,36px)}
.lede{
  margin:22px 0 0;font-family:var(--serif);font-size:clamp(25px,3.4vw,40px);
  font-weight:400;line-height:1.3;max-width:26ch;text-wrap:pretty;
}
.prose p{margin:0;font-size:16.5px;line-height:1.75;color:var(--ink-2);text-wrap:pretty}
.dark .prose p{color:rgba(237,231,220,.85)}
.note{font-family:var(--mono);font-size:12.5px;color:var(--accent);line-height:1.6}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;border:1px solid transparent;cursor:pointer;
  font-family:inherit;font-size:12.5px;font-weight:600;letter-spacing:.14em;
  text-transform:uppercase;padding:15px 26px;white-space:nowrap;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn--ink{background:var(--ink);color:var(--bg)}
.btn--ink:hover{background:var(--accent);color:var(--bg)}
.btn--cream{background:var(--bg);color:var(--ink)}
.btn--cream:hover{background:var(--accent);color:var(--bg)}
.btn--outline{border-color:rgba(246,243,238,.55);color:var(--bg);padding:14px 26px}
.btn--outline:hover{border-color:var(--bg);background:rgba(246,243,238,.12);color:var(--bg)}
.btn--sm{padding:11px 20px;font-size:12px}

/* ---------- Nav ---------- */
.nav{
  position:sticky;top:0;z-index:60;display:flex;align-items:center;
  gap:clamp(12px,2.5vw,28px);padding:0 clamp(16px,4vw,44px);height:var(--nav-h);
  background:rgba(246,243,238,.93);border-bottom:1px solid var(--line);
}
@supports (backdrop-filter:blur(12px)){.nav{backdrop-filter:blur(12px)}}
.nav__brand{
  color:var(--ink);font-family:var(--serif);font-size:19px;font-weight:600;
  letter-spacing:.02em;white-space:nowrap;
}
.nav__brand span{font-weight:400;font-style:italic;color:var(--muted-2)}
.nav__scroller{flex:1;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.nav__scroller::-webkit-scrollbar{display:none}
.nav__links{
  display:flex;align-items:center;gap:clamp(14px,2.2vw,26px);width:fit-content;margin:0 auto;
  font-size:12.5px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;
}
.nav__links a{
  color:var(--muted);white-space:nowrap;
  display:flex;align-items:center;min-height:44px;   /* comfortable phone tap target */
}
.nav__links a:hover,.nav__links a.is-active{color:var(--ink)}
@media (max-width:720px){.nav__brand span{display:none}}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:min(92vh,900px);
  display:flex;align-items:flex-end;overflow:hidden;background:#2a2622;
}
.hero__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 30%}
.hero__scrim{
  position:absolute;inset:0;
  background:linear-gradient(to top,rgba(18,16,13,.82) 0%,rgba(18,16,13,.35) 45%,rgba(18,16,13,.18) 100%);
}
.hero__body{
  position:relative;width:100%;max-width:1240px;margin:0 auto;
  padding:clamp(90px,14vh,160px) clamp(20px,5vw,56px) clamp(44px,7vh,80px);
  color:var(--bg);animation:heroUp .9s ease-out both;
}
@keyframes heroUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
.hero__kicker{
  margin:0;font-size:11.5px;font-weight:600;letter-spacing:.26em;
  text-transform:uppercase;color:rgba(246,243,238,.85);
}
.hero__row{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.badge{
  background:var(--accent);color:var(--bg);padding:4px 12px;font-size:10.5px;
  font-weight:600;letter-spacing:.2em;text-transform:uppercase;
}
.hero h1{
  margin:18px 0 0;font-family:var(--serif);font-weight:500;
  font-size:clamp(34px,6vw,68px);line-height:1.08;max-width:15ch;text-wrap:pretty;
}
.hero__sub{
  margin:20px 0 0;max-width:58ch;font-size:clamp(15px,1.6vw,17.5px);
  line-height:1.65;color:rgba(246,243,238,.92);text-wrap:pretty;
}
.hero__cta{margin-top:30px;display:flex;align-items:center;gap:clamp(16px,3vw,32px);flex-wrap:wrap}
.hero__price{font-family:var(--serif);font-size:clamp(30px,4vw,44px);font-weight:500;letter-spacing:.01em}
.hero__cta .btns{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- Fact bar ---------- */
.factbar{background:var(--dark);color:var(--cream)}
.factbar__inner{
  max-width:1240px;margin:0 auto;padding:18px clamp(20px,5vw,56px);
  display:flex;align-items:baseline;justify-content:center;flex-wrap:wrap;
  column-gap:clamp(18px,3.5vw,44px);row-gap:8px;
  font-size:clamp(13px,1.4vw,15px);letter-spacing:.06em;
}
.factbar__price{font-family:var(--serif);font-size:clamp(19px,2vw,23px);font-weight:600;letter-spacing:.02em}
.factbar__sep{color:rgba(237,231,220,.35)}

/* ---------- Layout helpers ---------- */
.split{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr));
  gap:clamp(32px,5vw,72px);
}
.split--start{align-items:start}
.split--center{align-items:center}
.stack{display:flex;flex-direction:column;gap:22px}
.stack--sm{gap:16px}
.block{margin-top:clamp(56px,8vw,100px)}
.media{width:100%;object-fit:cover;display:block;background:#E6E0D5}
.media--4x3{aspect-ratio:4/3}
.media--3x2{aspect-ratio:3/2}
.media--living{aspect-ratio:4/3.4}
.media--square{aspect-ratio:1/1}

/* ---------- At a glance ---------- */
.specs{
  margin-top:28px;display:grid;
  grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));
  column-gap:clamp(24px,4vw,56px);
}
.specs div{border-top:1px solid var(--line-2);padding:14px 0;font-size:15px;color:var(--ink-2)}
.specs .note{color:var(--accent)}

/* ---------- Floor plan ---------- */
.plans{
  margin-top:28px;display:grid;
  grid-template-columns:repeat(auto-fit,minmax(min(100%,440px),1fr));
  gap:20px;align-items:stretch;
}
.plan{background:#fff;border:1px solid var(--line);padding:clamp(12px,2vw,24px);display:flex;align-items:center}
.plan img{width:100%;display:block}
.caption{margin:14px 0 0;font-size:13px;color:var(--muted-2)}

/* ---------- Gallery ---------- */
.gallery__head{margin-top:22px;display:flex;align-items:baseline;justify-content:space-between;gap:20px;flex-wrap:wrap}
.gallery__count{font-size:13px;color:var(--muted-2)}
.gallery{
  margin-top:28px;display:grid;
  grid-template-columns:repeat(auto-fill,minmax(min(100%,270px),1fr));
  gap:10px;
}
.gallery figure{margin:0;overflow:hidden;background:#E6E0D5}
.gallery button{
  display:block;width:100%;padding:0;border:0;background:none;cursor:zoom-in;line-height:0;
}
.gallery img{
  width:100%;aspect-ratio:4/3;object-fit:cover;display:block;
  transition:transform .5s ease;
}
.gallery button:hover img,.gallery button:focus-visible img{transform:scale(1.03)}

/* ---------- Downtown ---------- */
.banner{width:100%;height:clamp(240px,42vw,480px);object-fit:cover;display:block;background:#E6E0D5}
.cols{
  margin-top:clamp(32px,5vw,56px);display:grid;
  grid-template-columns:repeat(auto-fit,minmax(min(100%,380px),1fr));
  gap:clamp(28px,4vw,64px);
}
.label{margin:0;font-size:13px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}

/* ---------- Agents ---------- */
.agents{background:var(--sand)}
.agents .cards{
  margin-top:clamp(32px,5vw,52px);display:grid;
  grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));
  gap:clamp(24px,3vw,40px);
}
.card{border-top:1px solid var(--line-3);padding-top:18px}
.card p{margin:12px 0 0;font-size:15.5px;line-height:1.7;color:var(--ink-2);text-wrap:pretty}

/* ---------- Documents ---------- */
.docs__intro{margin:20px 0 0;font-size:16px;line-height:1.7;color:var(--ink-2);text-wrap:pretty}
.docs{margin-top:28px;display:flex;flex-direction:column}
.docs__row{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  border-top:1px solid var(--line-2);padding:16px 4px;
}
.docs__row:last-child{border-bottom:1px solid var(--line-2)}
.docs__title{font-size:16px;color:var(--ink)}
.docs__note{font-size:12px;font-family:var(--mono);color:var(--accent);white-space:nowrap}
.placeholder{
  margin-top:28px;border:1px dashed var(--line-3);padding:18px 20px;
  font-family:var(--mono);font-size:12.5px;color:var(--accent);
  background:repeating-linear-gradient(45deg,transparent,transparent 8px,rgba(138,90,51,.05) 8px,rgba(138,90,51,.05) 16px);
}

/* ---------- Contact ---------- */
.contact h2{margin:22px 0 0;font-family:var(--serif);font-size:clamp(32px,4.5vw,54px);font-weight:400}
.contact__intro{margin:18px 0 0;max-width:56ch;font-size:16.5px;line-height:1.75;color:rgba(237,231,220,.85);text-wrap:pretty}
.contact__grid{
  margin-top:clamp(36px,5vw,60px);display:grid;
  grid-template-columns:repeat(auto-fit,minmax(min(100%,400px),1fr));
  gap:clamp(32px,4vw,64px);align-items:start;
}
.cal-inline{
  width:100%;min-height:640px;background:var(--bg);
  border:1px solid rgba(237,231,220,.2);overflow:hidden;
}
.cal-loading{
  margin:0;padding:48px 24px;text-align:center;
  font-family:var(--mono);font-size:13px;color:var(--muted-2);
}
.cal-fallback{margin:14px 0 0;font-size:14px;color:rgba(237,231,220,.6)}
.cal-fallback a{color:var(--accent-lt);text-decoration:underline;text-underline-offset:3px}
.cal-fallback a:hover{color:#fff}
.cal-fallback--promoted{
  margin-top:18px;border:1px solid rgba(237,231,220,.3);padding:16px 18px;
  font-size:15px;color:var(--cream);
}

.form{display:flex;flex-direction:column;gap:22px}
.form fieldset{border:0;margin:0;padding:0;min-width:0}
.form legend,.form__label{
  padding:0;margin:0 0 10px;font-size:12px;font-weight:600;letter-spacing:.16em;
  text-transform:uppercase;color:rgba(237,231,220,.7);
}
.radios{display:flex;gap:18px;flex-wrap:wrap;align-items:center;font-size:15px}
.radios label{display:flex;align-items:center;gap:8px;cursor:pointer}
.radios input[type=radio]{accent-color:var(--accent-lt);width:18px;height:18px}
.field{
  background:rgba(246,243,238,.05);border:1px solid rgba(237,231,220,.25);
  color:var(--cream);padding:14px;font:inherit;font-size:15px;width:100%;
  border-radius:0;-webkit-appearance:none;appearance:none;
}
.field--inline{flex:1;min-width:180px;padding:10px 12px;font-size:14px}
.field:focus{border-color:var(--accent-lt);outline:none}
.field::placeholder{color:rgba(237,231,220,.38)}
textarea.field{resize:vertical}
.field-pair{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,200px),1fr));gap:14px}
.form .btn{align-self:flex-start}
.form__error{margin:0;font-size:13.5px;color:#E8A87C}
.form__error[hidden]{display:none}
.honeypot{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.thanks{border:1px solid rgba(237,231,220,.25);padding:40px 32px;text-align:center}
.thanks p:first-child{margin:0;font-family:var(--serif);font-size:28px;font-style:italic}
.thanks p:last-child{margin:12px 0 0;font-size:15px;color:rgba(237,231,220,.75)}

/* ---------- Footer ---------- */
.footer{background:var(--darker);color:rgba(237,231,220,.6);padding:36px clamp(20px,5vw,56px)}
.footer__inner{
  max-width:1240px;margin:0 auto;display:flex;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:13px;letter-spacing:.04em;
}
.footer__brand{font-family:var(--serif);font-size:16px;color:var(--cream)}

/* ---------- Lightbox ---------- */
.lightbox{
  position:fixed;inset:0;z-index:100;background:rgba(18,16,13,.96);
  display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px;
  border:0;width:100%;height:100%;max-width:100%;max-height:100%;margin:0;
}
.lightbox::backdrop{background:rgba(18,16,13,.96)}
.lightbox[hidden]{display:none}
.lightbox__img{
  max-width:min(1280px,94vw);max-height:76vh;object-fit:contain;
  box-shadow:0 30px 80px rgba(0,0,0,.55);background:#221f1b;
}
.lightbox__bar{
  margin-top:18px;display:flex;align-items:center;gap:20px;
  color:rgba(237,231,220,.85);font-size:14px;
}
.lightbox__meta{min-width:200px;text-align:center}
.lightbox__counter{font-size:12px;color:rgba(237,231,220,.5)}
.lightbox__nav{
  background:none;border:1px solid rgba(237,231,220,.35);color:var(--cream);
  width:46px;height:46px;font-size:20px;cursor:pointer;flex:none;
}
.lightbox__nav:hover{border-color:var(--cream);background:rgba(237,231,220,.1)}
.lightbox__close{
  position:absolute;top:18px;right:18px;background:none;border:none;
  color:rgba(237,231,220,.8);font-size:32px;line-height:1;cursor:pointer;width:48px;height:48px;
}
.lightbox__close:hover{color:#fff}
body.is-locked{overflow:hidden}
@media (max-width:600px){
  .lightbox__img{max-height:66vh}
  .lightbox__meta{min-width:0;font-size:13px}
}

[hidden]{display:none !important}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
}

@media print{
  .nav,.lightbox,.cal-inline,.form,.hero__cta{display:none !important}
  body{background:#fff}
  .dark{background:#fff;color:#000}
}