/* Sample-only layout chrome for the field-manual homepage preview.
   Tokens and components live in sb-style.css (Claude's file, unchanged). */
@font-face{font-family:Inter;src:url("/fonts/inter-400.woff2") format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:Inter;src:url("/fonts/inter-600.woff2") format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:Inter;src:url("/fonts/inter-700.woff2") format("woff2");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"Saira Condensed";src:url("/fonts/saira-cond-600.woff2") format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"Saira Condensed";src:url("/fonts/saira-cond-800.woff2") format("woff2");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"Saira Condensed";src:url("/fonts/saira-cond-800.woff2") format("woff2");font-weight:800;font-style:normal;font-display:swap}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;overflow-x:hidden}
img,svg{display:block;max-width:100%}
h1,h2,h3{margin:0}
p{margin:0 0 1rem}

.skip{position:absolute;left:.75rem;top:-4rem;background:var(--sb-navy);color:var(--sb-bone);padding:.5rem .8rem;z-index:50;text-decoration:none}
.skip:focus{top:.75rem}

/* Header: solid bone, navy rule, no pills, no shadows */
.sb-chrome{position:sticky;top:0;z-index:40;background:var(--sb-bone);border-bottom:2px solid var(--sb-navy)}
.sb-chrome-bar{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:4rem}
.sb-logo{display:block;flex:0 0 auto;text-decoration:none}
.sb-logo img{height:2.4rem;width:auto}
.sb-chrome-nav{display:flex;align-items:center;flex-wrap:wrap;justify-content:flex-end;gap:.85rem 1.15rem}
.sb-chrome-nav a{font:600 .95rem/1 var(--sb-font-head);letter-spacing:.1em;text-transform:uppercase;color:var(--sb-navy);text-decoration:underline;text-underline-offset:.2em;text-decoration-thickness:1px}
.sb-chrome-nav a:hover{text-decoration-thickness:2px}
.sb-chrome-menu{display:none;position:relative}
.sb-chrome-menu summary{list-style:none;cursor:pointer;font:700 .95rem/1 var(--sb-font-head);letter-spacing:.12em;text-transform:uppercase;color:var(--sb-bone);background:var(--sb-navy);padding:.7rem 1rem;clip-path:polygon(var(--sb-cut) 0, 100% 0, 100% calc(100% - var(--sb-cut)), calc(100% - var(--sb-cut)) 100%, 0 100%, 0 var(--sb-cut))}
.sb-chrome-menu summary::-webkit-details-marker{display:none}
.sb-chrome-menu .sb-chrome-drop{position:absolute;right:0;top:calc(100% + .6rem);width:min(17rem,calc(100vw - 2rem));background:var(--sb-navy);padding:.5rem;display:grid;border:1px solid var(--sb-navy)}
.sb-chrome-menu .sb-chrome-drop a{color:var(--sb-bone);font:700 1.15rem/1 var(--sb-font-head);letter-spacing:.06em;text-transform:uppercase;padding:.85rem .9rem}
@media (max-width:980px){
  .sb-chrome-nav{display:none}
  .sb-chrome-menu{display:block}
  .sb-logo img{height:2.1rem}
}

/* Hero over the existing sunrise photo.  Overlay comes from .sb-hero::before in sb-style.css. */
.sb-hero{position:relative;isolation:isolate;color:var(--sb-bone);background:var(--sb-navy);min-height:min(92svh,52rem);display:flex;align-items:flex-end;overflow:hidden}
.sb-hero-photo,.sb-hero-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 40%;z-index:0}
.sb-hero::before{z-index:1}
.sb-hero > .sb-wrap{position:relative;z-index:2;padding:6rem var(--sb-s4) 2.6rem;width:100%;box-sizing:border-box}
.sb-hero .sb-label{color:var(--sb-bone);margin-bottom:1rem}
.sb-hero .sb-label::after{background:rgba(253,248,236,.35)}
.sb-hero h1{margin:0 0 .9rem}
.sb-hero h1 span{display:block}
.sb-lede{font-size:clamp(1.1rem,3.6vw,1.35rem);max-width:36rem;margin:0 0 1.6rem;color:var(--sb-bone)}
.sb-cta{display:flex;flex-wrap:wrap;gap:.75rem}
.sb-hero .sb-btn{color:var(--sb-white);text-decoration:none}
.sb-hero .sb-btn--ghost{color:var(--sb-bone)}

/* Ticker: navy field strip, not the live orange bar */
/* Static break under the homepage hero. Neutral rule, no motion, no orange. */
.sb-hero-break{height:3px;background:var(--sb-graphite);border:0}

.sb-intro{max-width:44rem;margin-bottom:var(--sb-s5)}
.sb-intro h2{margin:.6rem 0 .9rem}
.sb-intro p{margin:0;color:var(--sb-muted);font-size:1.12rem}
.sb-section--navy .sb-intro p,.sb-section--dark .sb-intro p{color:#C9D4E3}

.sb-bases{list-style:none;padding:0}
.sb-bases .sb-card{display:flex;flex-direction:column}
.sb-bases .sb-label{margin-bottom:.8rem}
.sb-bases .ico{width:3rem;height:3rem;background:var(--sb-cool);display:grid;place-items:center;margin:0 0 1rem;clip-path:polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%)}
.sb-bases .ico svg{width:1.8rem;height:1.8rem;fill:none;stroke:var(--sb-navy);stroke-width:3.4;stroke-linecap:round;stroke-linejoin:round}
.sb-bases h3{margin:0 0 .45rem}
.sb-bases p{margin:0;color:var(--sb-muted)}
.sb-bases a{margin-top:.9rem;font:700 .95rem/1 var(--sb-font-head);letter-spacing:.1em;text-transform:uppercase}
.sb-tag{display:inline-block;margin-top:.9rem;font:600 .8rem/1 var(--sb-font-head);letter-spacing:.12em;text-transform:uppercase;color:var(--sb-muted)}

.sb-power{display:grid;gap:2rem;align-items:center}
.sb-power-photo{margin:0;position:relative;overflow:hidden;aspect-ratio:4/3;background:var(--sb-navy);clip-path:polygon(0 0, calc(100% - var(--sb-cut)) 0, 100% var(--sb-cut), 100% 100%, 0 100%)}
.sb-power-photo img{width:100%;height:100%;object-fit:cover}
.sb-photo-tag{position:absolute;left:1rem;top:1rem;background:var(--sb-navy);color:var(--sb-bone);font:700 .9rem/1 var(--sb-font-head);letter-spacing:.12em;text-transform:uppercase;padding:.55rem .8rem;clip-path:polygon(var(--sb-cut) 0, 100% 0, 100% calc(100% - var(--sb-cut)), calc(100% - var(--sb-cut)) 100%, 0 100%, 0 var(--sb-cut))}
.sb-power h2{margin:.6rem 0 1rem}
.sb-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sb-s4);margin:1.6rem 0}
.sb-kit{counter-reset:k;list-style:none;margin:0 0 1.2rem;padding:0;display:grid;gap:.85rem}
.sb-kit > li{counter-increment:k;display:grid;grid-template-columns:2.4rem 1fr;gap:.8rem;align-items:start}
.sb-kit > li::before{content:counter(k, decimal-leading-zero);font:700 1.5rem/1.1 var(--sb-font-head);color:var(--sb-navy)}
.sb-kit strong{font-weight:600;color:var(--sb-navy)}
.sb-src{font-size:.88rem;color:var(--sb-muted);margin:1rem 0 0}
.sb-power .sb-btn{margin-top:.4rem;text-decoration:none}
@media (min-width:900px){
  .sb-power{grid-template-columns:1.05fr 1fr;gap:3.5rem}
  .sb-power-photo{aspect-ratio:4/5}
}
@media (max-width:700px){.sb-facts{grid-template-columns:1fr}}

a.sb-card{text-decoration:none;color:var(--sb-graphite)}
a.sb-card h3{text-decoration:underline;text-underline-offset:.15em;color:var(--sb-navy);margin:.55rem 0 .5rem}
a.sb-card p{margin:0;color:var(--sb-muted)}

/* Story band uses the same hero overlay rule */
.sb-story{min-height:0}
.sb-story > img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.sb-story > .sb-wrap{padding:clamp(4rem,11vw,7rem) var(--sb-s4)}
.sb-story h2{max-width:14ch;margin:.6rem 0 1rem}
.sb-story h2 span{color:inherit}
.sb-story p{max-width:34rem;font-size:1.12rem;color:var(--sb-bone);margin:0}
.sb-trio{display:flex;flex-wrap:wrap;gap:.6rem;margin:1.4rem 0 1.8rem;padding:0;list-style:none}
.sb-trio li{font:700 1rem/1 var(--sb-font-head);letter-spacing:.1em;text-transform:uppercase;border:1px solid rgba(253,248,236,.55);padding:.6rem .9rem}
.sb-story .sb-btn{text-decoration:none}

.sb-tile{padding:0;overflow:hidden;display:flex;flex-direction:column}
.sb-tile img{display:block;width:100%;height:auto;aspect-ratio:16/10;object-fit:cover}
.sb-tile .in{padding:var(--sb-s4)}
.sb-tile .in p{margin:0;color:var(--sb-muted)}
.sb-tile h3{margin:.55rem 0 .5rem}
.sb-note{margin-top:1.4rem;color:var(--sb-muted);font-size:1rem}

.sb-foot{background:var(--sb-graphite);color:#C9D4E3;padding:3.2rem 0 2rem}
.sb-foot .top{display:grid;gap:2rem;grid-template-columns:repeat(auto-fit,minmax(14rem,1fr));align-items:start}
.sb-foot .badge-img{width:8.5rem;height:auto}
.vet-quiet{margin:.9rem 0 0;font:600 .85rem/1 var(--sb-font-head);letter-spacing:.14em;text-transform:uppercase;color:#9fb1c5}
.sb-foot h4{font:700 1.05rem/1 var(--sb-font-head);letter-spacing:.14em;text-transform:uppercase;color:var(--sb-bone);margin:0 0 .9rem}
.sb-foot ul{list-style:none;margin:0;padding:0;display:grid;gap:.15rem}
.sb-foot a{color:var(--sb-bone)}
.sb-foot .fine{border-top:1px solid rgba(253,248,236,.14);margin-top:2.4rem;padding-top:1.3rem;font-size:.84rem;color:#9fb1c5}
.sb-foot .fine p{margin:0 0 .7rem}
.sb-foot .fine a{color:#c6d3e1}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* White cards inside a navy/dark band must keep navy type (Claude's
   section rules otherwise paint headings, labels and links bone-on-white). */
.sb-section--navy .sb-card,
.sb-section--dark .sb-card{color:var(--sb-graphite)}
.sb-section--navy .sb-card h1,
.sb-section--navy .sb-card h2,
.sb-section--navy .sb-card h3,
.sb-section--dark .sb-card h1,
.sb-section--dark .sb-card h2,
.sb-section--dark .sb-card h3,
.sb-section--navy .sb-card .sb-label,
.sb-section--dark .sb-card .sb-label,
.sb-section--navy .sb-card a,
.sb-section--dark .sb-card a{color:var(--sb-navy)}
.sb-section--navy .sb-card .sb-label::after,
.sb-section--dark .sb-card .sb-label::after{background:var(--sb-line)}
.sb-section--navy .sb-card p,
.sb-section--dark .sb-card p{color:var(--sb-muted)}


/* ----- Inner pages (field-manual) ----- */
.sb-page-hero{min-height:0}
.sb-page-hero > img,
.sb-page-hero .sb-hero-photo,
.sb-page-hero .sb-hero-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 40%;z-index:0}
.sb-page-hero > .sb-wrap{padding:clamp(3.2rem,10vw,6rem) var(--sb-s4) clamp(2.4rem,7vw,4rem)}
.sb-page-hero .sb-lede{max-width:38rem}

.sb-prose{max-width:44rem;margin-inline:auto}
.sb-prose > h2{margin:2.4rem 0 .8rem}
.sb-prose > p,.sb-prose > li{font-size:1.08rem}
.sb-prose > p.sb-lead{font-size:1.2rem;color:var(--sb-navy);margin:0 0 1rem}
.sb-prose .sb-btn{text-decoration:none;margin:0.4rem 0 1rem}

.sb-math{border-left:6px solid var(--sb-navy);background:var(--sb-cool);padding:var(--sb-s3) var(--sb-s4);margin:1.4rem 0}
.sb-math b{display:block;font:700 clamp(1.2rem,4vw,1.6rem)/1.25 var(--sb-font-head);letter-spacing:.02em;text-transform:uppercase;color:var(--sb-navy)}
.sb-math p{margin:.5rem 0 0;color:var(--sb-muted);font-size:1rem}

.sb-layers{counter-reset:l;list-style:none;padding:0;margin:1.2rem 0;display:grid;gap:.85rem}
.sb-layers > li{counter-increment:l;display:grid;grid-template-columns:2.4rem 1fr;gap:.8rem;align-items:start;margin:0}
.sb-layers > li::before{content:counter(l, decimal-leading-zero);font:700 1.5rem/1.1 var(--sb-font-head);color:var(--sb-navy)}
.sb-layers strong{display:block;font:700 1.15rem/1.15 var(--sb-font-head);letter-spacing:.04em;text-transform:uppercase;color:var(--sb-navy);margin-bottom:.25rem}

.sb-rules{list-style:none;padding:0;margin:1.2rem 0;display:grid;gap:.7rem}
.sb-rules > li{margin:0;padding-left:var(--sb-s3);border-left:3px solid var(--sb-navy)}

.sb-disclosure{font-size:.95rem;background:var(--sb-cool);border:1px solid var(--sb-line);padding:.8rem 1rem;margin:1.2rem 0;color:var(--sb-muted)}
.sb-sources,.sb-note{font-size:.95rem;color:var(--sb-muted);margin:1.2rem 0}

.sb-picks{display:grid;gap:var(--sb-s4);grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));margin:1.2rem 0}
.sb-picks .sb-card{display:flex;flex-direction:column;gap:.5rem}
.sb-picks .sb-card h3{margin:.1rem 0 0;font-size:1.45rem}
.sb-picks .sb-card p{margin:0;color:var(--sb-muted)}
.sb-picks .sb-btn{margin-top:auto;align-self:flex-start;text-decoration:none}

.sb-related{display:grid;gap:var(--sb-s4);grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));margin:1.5rem 0}

.sb-tbl-wrap{overflow-x:auto;margin:1.2rem 0;-webkit-overflow-scrolling:touch}
.sb-pick .does ul{margin:0;padding-left:1.1rem}
.sb-pick .does li{margin:.2rem 0;font-size:.98rem}
.sb-pick .goodfor{margin:.3rem 0 0}

/* Plain inner heroes (no photo) */
.sb-page-hero--plain{background:var(--sb-navy);color:var(--sb-bone)}
.sb-page-hero--plain > .sb-wrap{padding:clamp(3.2rem,10vw,6rem) var(--sb-s4) clamp(2.4rem,7vw,4rem)}
.sb-page-hero--plain h1,.sb-page-hero--plain .sb-lede,.sb-page-hero--plain .sb-label{color:var(--sb-bone)}

/* Calculator wrapper; embed itself is unchanged */
.sb-calc-wrap{width:min(60rem,100% - 2*var(--sb-s4));margin:1.5rem auto 0}
.sb-calc-frame{display:block;width:100%;height:1500px;border:1px solid var(--sb-line);background:var(--sb-bone)}

/* Numbered steps (calculator) */
.sb-steps{counter-reset:s;list-style:none;padding:0;margin:1.2rem 0;display:grid;gap:.7rem}
.sb-steps > li{counter-increment:s;display:grid;grid-template-columns:2.4rem 1fr;gap:.8rem;align-items:start}
.sb-steps > li::before{content:counter(s, decimal-leading-zero);font:700 1.5rem/1.1 var(--sb-font-head);color:var(--sb-navy)}

/* Gear filters and cards. .chip-btn and .gcard class names are required by gear.js */
.sb-chips{display:flex;flex-wrap:wrap;gap:.5rem;margin:1.2rem 0 1.4rem}
.chip-btn{font:700 .95rem/1 var(--sb-font-head);letter-spacing:.08em;text-transform:uppercase;border:1px solid var(--sb-navy);background:var(--sb-white);color:var(--sb-navy);padding:.65rem .9rem;cursor:pointer;min-height:2.75rem;clip-path:polygon(var(--sb-cut) 0, 100% 0, 100% calc(100% - var(--sb-cut)), calc(100% - var(--sb-cut)) 100%, 0 100%, 0 var(--sb-cut))}
.chip-btn[aria-pressed="true"]{background:var(--sb-navy);color:var(--sb-bone)}
.chip-btn .soon{font-weight:600;font-size:.72rem;letter-spacing:.1em;color:var(--sb-muted);margin-left:.35rem}
.chip-btn[aria-pressed="true"] .soon{color:#C9D4E3}
.sb-gear-grid{display:grid;gap:var(--sb-s4);grid-template-columns:repeat(auto-fill,minmax(18.5rem,1fr))}
.gcard{display:flex;flex-direction:column;gap:.55rem}
.gcard .tags{display:flex;flex-wrap:wrap;gap:.35rem}
.gcard .tag{font:700 .78rem/1 var(--sb-font-head);letter-spacing:.12em;text-transform:uppercase;color:var(--sb-navy);border:1px solid var(--sb-line);padding:.4rem .55rem}
.gcard h2{font-size:1.65rem;margin:.2rem 0 0}
.gcard .why{margin:0}
.gcard h3,.gcard h4{font:700 .875rem/1 var(--sb-font-head);letter-spacing:.12em;text-transform:uppercase;color:var(--sb-navy);margin:.5rem 0 .1rem}
.gcard ul{margin:0;padding-left:1.1rem}
.gcard li{font-size:.98rem;margin:.2rem 0}
.gcard .good{margin:.3rem 0 0}
.gcard .sb-btn{margin-top:auto;align-self:flex-start;text-decoration:none}
.soon-card{border-style:dashed}
.sb-how{background:var(--sb-navy);color:var(--sb-bone);padding:var(--sb-s4);margin:2.2rem 0}
.sb-how h2{color:var(--sb-bone);margin:0 0 .8rem}
.sb-how li{color:#dbe3ec;margin:.35rem 0}
.sb-gear{width:min(var(--sb-max),100% - 2*var(--sb-s4));margin:0 auto;padding:0}
.sb-gear .sb-prose{margin-inline:0;max-width:none}

/* Homepage compact bases and coming-next strip (shorten phone height). */
.sb-home .sb-hero{min-height:min(60svh,36rem)}
.sb-coming{margin-top:var(--sb-s5);padding-top:var(--sb-s4);border-top:1px solid rgba(253,248,236,.22)}
.sb-coming .sb-label{margin-bottom:var(--sb-s3)}
.sb-coming-list{list-style:none;padding:0;margin:0;display:grid;gap:.7rem var(--sb-s4);grid-template-columns:1fr 1fr}
.sb-coming-list li{margin:0}
.sb-coming-list .sb-label{margin:0 0 .2rem}
.sb-coming-list h3{margin:0 0 .15rem;font-size:1.15rem;color:var(--sb-bone)}
.sb-coming-list p{margin:0;font-size:.92rem;color:#C9D4E3}
.sb-story-band h2{max-width:14ch;margin:.6rem 0 1rem}
.sb-story-band p{max-width:34rem;font-size:1.12rem;margin:0}
.sb-story-band .sb-btn{text-decoration:none}
.sb-tile--text{padding:0}

/* Power: section break between generator rules and pick cards. */
.sb-picks-break{margin-top:2.6rem;padding-top:2.2rem;border-top:1px solid var(--sb-line)}
.sb-picks-break > .sb-label{margin-bottom:.55rem}

@media (max-width:700px){
  .sb-home .sb-section{padding:var(--sb-s5) 0}
  .sb-home .sb-hero > .sb-wrap{padding:3.4rem var(--sb-s4) 2rem}
  .sb-home .sb-trio{margin:1rem 0 1.15rem}
  .sb-home .sb-story-band{padding:var(--sb-s5) 0}
  .sb-home .sb-intro{margin-bottom:var(--sb-s4)}
  /* Tight list (not a narrow 2-up) so card copy does not wrap into tall columns. */
  .sb-bases{grid-template-columns:1fr;gap:.65rem}
  .sb-bases .sb-card{display:grid;grid-template-columns:2.2rem 1fr;column-gap:.7rem;row-gap:.15rem;padding:.75rem .85rem}
  .sb-bases .ico{grid-column:1;grid-row:1 / span 2;width:2.2rem;height:2.2rem;margin:0}
  .sb-bases .ico svg{width:1.3rem;height:1.3rem}
  .sb-bases .sb-label{grid-column:2;margin:0}
  .sb-bases h3{grid-column:2;margin:0;font-size:1.15rem}
  .sb-bases p{grid-column:1 / -1;font-size:.92rem}
  .sb-bases a{grid-column:1 / -1;margin-top:.25rem}
  .sb-power-photo{aspect-ratio:16/10}
  .sb-tile img{aspect-ratio:2.2/1;max-height:8.5rem}
  .sb-home .sb-section--cool .sb-grid{grid-template-columns:1fr 1fr;gap:var(--sb-s3)}
  .sb-home .sb-section--cool .sb-card{padding:var(--sb-s3)}
  .sb-home .sb-section--cool h3{font-size:1.15rem}
  .sb-home .sb-facts{margin:1.1rem 0;gap:var(--sb-s3)}
  .sb-home .sb-readout .num{font-size:2rem}
  .sb-home .sb-kit{gap:.65rem;margin-bottom:.9rem}
  .sb-picks-break{margin-top:2.2rem;padding-top:2rem}
  .sb-rules{gap:1rem}
  .sb-layers{gap:1.05rem}
  .sb-picks{gap:var(--sb-s5);margin:1.6rem 0}
  .sb-foot{padding:2rem 0 1.4rem}
  .sb-foot .top{grid-template-columns:1fr 1fr;gap:1.2rem 1.4rem}
  .sb-foot .top > :first-child{grid-column:1 / -1}
  .sb-foot .badge-img{width:6.5rem}
  .sb-foot .fine{margin-top:1.3rem;padding-top:.9rem}
}

/* Two-count readouts (heat and cooling). */
.sb-facts--2{grid-template-columns:repeat(2,1fr)}

/* Rules table: stacked cards on a phone. */
@media (max-width:700px){
  .sb-rule-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
  .sb-rule-table,.sb-rule-table tbody,.sb-rule-table tr,.sb-rule-table th,.sb-rule-table td{display:block;width:100%;box-sizing:border-box}
  .sb-rule-table{border:0}
  .sb-rule-table tr{background:var(--sb-white);border:1px solid var(--sb-line);margin:0 0 var(--sb-s3);padding:var(--sb-s3);clip-path:polygon(var(--sb-cut) 0, 100% 0, 100% calc(100% - var(--sb-cut)), calc(100% - var(--sb-cut)) 100%, 0 100%, 0 var(--sb-cut))}
  .sb-rule-table td{padding:0;border:0}
  .sb-rule-table td:first-child{font:700 1.05rem/1.2 var(--sb-font-head);letter-spacing:.04em;text-transform:uppercase;color:var(--sb-navy);margin:0 0 .35rem}
  .sb-rule-table td:last-child{color:var(--sb-graphite)}
}