/* Timberline Steep — main stylesheet
   Author: Mary Knight / build 2026-07
   ------------------------------------------------ */

:root{
  --ink:#141310;
  --ink-2:#1e1c17;
  --paper:#f6f1e7;
  --paper-2:#efe7d8;
  --moss:#2f5a3f;
  --moss-1:#294a35;
  --moss-2:#3c6b4b;
  --amber:#c2762a;
  --amber-soft:#e2a45c;
  --clay:#8d5b3f;
  --line:rgba(20,19,16,.12);
  --line-dark:rgba(246,241,231,.14);
  --serif:"Fraunces",Georgia,"Times New Roman",serif;
  --sans:"Karla","Helvetica Neue",Arial,sans-serif;
  --wrap:1180px;
  --r:14px;
  --shadow:0 18px 40px -24px rgba(20,19,16,.55);
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.68;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.12;margin:0 0 .5em}
h1{font-size:clamp(2.4rem,5.2vw,4.1rem);letter-spacing:-.02em}
h2{font-size:clamp(1.8rem,3.4vw,2.7rem);letter-spacing:-.015em}
h3{font-size:1.28rem}
p{margin:0 0 1.05em}
.wrap{width:min(var(--wrap),92vw);margin-inline:auto}
.narrow{width:min(780px,92vw);margin-inline:auto}
section{padding:88px 0}
.eyebrow{
  font-size:.74rem;letter-spacing:.22em;text-transform:uppercase;
  font-weight:700;color:var(--amber);margin:0 0 14px;display:flex;
  align-items:center;gap:10px
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--amber);display:inline-block}
.lead{font-size:1.13rem;color:#4a463d;max-width:62ch}
.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;background:var(--ink);color:var(--paper);padding:10px 16px;z-index:999;border-radius:8px}

/* ---------- header ---------- */
.topbar{
  background:var(--ink);color:var(--paper);font-size:.78rem;letter-spacing:.06em;
  padding:7px 0
}
.topbar .wrap{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
.topbar a{text-decoration:none;opacity:.85}
.topbar a:hover{opacity:1;color:var(--amber-soft)}

header.site{
  position:sticky;top:0;z-index:70;background:rgba(246,241,231,.86);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--line);
  transition:padding .3s var(--ease),box-shadow .3s var(--ease)
}
header.site .bar{display:flex;align-items:center;justify-content:space-between;padding:16px 0;transition:padding .3s var(--ease)}
header.site.shrunk .bar{padding:9px 0}
header.site.shrunk{box-shadow:0 10px 30px -22px rgba(0,0,0,.6)}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none}
.brand img{width:40px;height:40px}
.brand b{font-family:var(--serif);font-size:1.24rem;letter-spacing:-.01em;display:block;line-height:1}
.brand span{font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:#7a7263}
nav.main{display:flex;align-items:center;gap:26px}
nav.main a{
  text-decoration:none;font-size:.93rem;font-weight:600;position:relative;padding:4px 0
}
nav.main a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--amber);
  transition:width .28s var(--ease)
}
nav.main a:hover::after,nav.main a.active::after{width:100%}
.btn{
  display:inline-flex;align-items:center;gap:9px;text-decoration:none;font-weight:700;
  font-size:.92rem;padding:12px 22px;border-radius:999px;border:1px solid transparent;
  transition:transform .25s var(--ease),background .25s,color .25s,box-shadow .25s;cursor:pointer
}
.btn-primary{background:var(--moss-1);color:var(--paper)}
.btn-primary:hover{background:var(--amber);transform:translateY(-2px);box-shadow:0 12px 24px -14px rgba(194,118,42,.9)}
.btn-ghost{border-color:var(--line);background:transparent}
.btn-ghost:hover{border-color:var(--ink);transform:translateY(-2px)}
.burger{display:none;background:none;border:0;padding:8px;cursor:pointer}
.burger span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:.3s var(--ease)}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* reading progress */
#progress{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,var(--moss-2),var(--amber));z-index:99}

/* ---------- hero ---------- */
.hero{position:relative;min-height:88vh;display:flex;align-items:center;color:var(--paper);overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;background:url("hero.jpg") center/cover no-repeat;
  transform:scale(1.06);animation:slowzoom 22s ease-in-out infinite alternate
}
@keyframes slowzoom{to{transform:scale(1.14)}}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(15,20,14,.92) 0%,rgba(15,20,14,.72) 45%,rgba(15,20,14,.25) 100%)
}
.hero .wrap{position:relative;z-index:2;padding:110px 0}
.hero h1{color:var(--paper);max-width:16ch}
.hero p{color:#e6e0d2;max-width:54ch;font-size:1.12rem}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.hero .btn-ghost{border-color:rgba(246,241,231,.5);color:var(--paper)}
.hero .btn-ghost:hover{background:rgba(246,241,231,.12);border-color:var(--paper)}
.hero-facts{display:flex;gap:34px;flex-wrap:wrap;margin-top:46px;padding-top:26px;border-top:1px solid rgba(246,241,231,.22)}
.hero-facts div b{font-family:var(--serif);font-size:2rem;display:block;line-height:1}
.hero-facts div span{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:#c9c2b2}

/* marquee */
.marquee{background:var(--ink);color:var(--paper);overflow:hidden;padding:13px 0;white-space:nowrap}
.marquee ul{display:inline-flex;gap:46px;margin:0;padding:0 23px;list-style:none;animation:slide 34s linear infinite}
.marquee li{font-size:.8rem;letter-spacing:.2em;text-transform:uppercase;color:#cfc7b6}
.marquee li::before{content:"◆";color:var(--amber);margin-right:14px;font-size:.6rem;vertical-align:middle}
@keyframes slide{to{transform:translateX(-50%)}}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.rv.in{opacity:1;transform:none}
.rv[data-d="1"]{transition-delay:.09s}.rv[data-d="2"]{transition-delay:.18s}
.rv[data-d="3"]{transition-delay:.27s}.rv[data-d="4"]{transition-delay:.36s}
@media (prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;transition:none}
  .hero::before,.marquee ul{animation:none}
  html{scroll-behavior:auto}
}

/* ---------- cards / grids ---------- */
.grid{display:grid;gap:26px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{
  background:#fffdf8;border:1px solid var(--line);border-radius:var(--r);padding:28px;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(194,118,42,.5)}
.card .ico{
  width:46px;height:46px;border-radius:12px;background:var(--paper-2);display:grid;place-items:center;
  font-size:1.25rem;margin-bottom:16px
}
.card p:last-child{margin-bottom:0}
.card small{color:#7a7263}

.split{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.frame{position:relative;border-radius:var(--r);overflow:hidden}
.frame img{transition:transform .9s var(--ease)}
.frame:hover img{transform:scale(1.05)}
.frame::after{content:"";position:absolute;inset:0;border:1px solid var(--line);border-radius:var(--r)}

.dark{background:var(--ink);color:var(--paper)}
.dark h2,.dark h3{color:var(--paper)}
.dark .lead,.dark p{color:#cfc8b8}
.dark .card{background:var(--ink-2);border-color:var(--line-dark)}
.dark .card small{color:#a29a89}

.list-check{list-style:none;padding:0;margin:0}
.list-check li{position:relative;padding-left:30px;margin-bottom:12px}
.list-check li::before{
  content:"✓";position:absolute;left:0;top:0;color:var(--amber);font-weight:700
}

/* table */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:#fffdf8}
table{border-collapse:collapse;width:100%;min-width:640px;font-size:.94rem}
th,td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--line)}
th{background:var(--paper-2);font-family:var(--serif);font-size:.95rem}
tr:last-child td{border-bottom:0}
tbody tr{transition:background .25s}
tbody tr:hover{background:#faf4e8}
.score{font-weight:700;color:var(--moss-1)}

/* tabs */
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:26px}
.tab{
  padding:10px 20px;border-radius:999px;border:1px solid var(--line);background:transparent;
  font-family:var(--sans);font-weight:600;font-size:.9rem;cursor:pointer;transition:.25s var(--ease)
}
.tab[aria-selected="true"]{background:var(--moss-1);color:var(--paper);border-color:var(--moss-1)}
.panel[hidden]{display:none}
.panel{animation:fade .45s var(--ease)}
@keyframes fade{from{opacity:0;transform:translateY(10px)}}

/* accordion */
details.faq{border:1px solid var(--line);border-radius:12px;background:#fffdf8;margin-bottom:12px;overflow:hidden}
details.faq summary{
  cursor:pointer;padding:18px 22px;font-family:var(--serif);font-size:1.06rem;list-style:none;
  display:flex;justify-content:space-between;gap:16px;align-items:center
}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:"+";color:var(--amber);font-size:1.4rem;transition:transform .3s var(--ease)}
details.faq[open] summary::after{transform:rotate(45deg)}
details.faq .body{padding:0 22px 20px;color:#4a463d}

/* quote */
.quote{border-left:3px solid var(--amber);padding:6px 0 6px 24px;font-family:var(--serif);font-size:1.3rem;line-height:1.5}

/* posts */
.post{background:#fffdf8;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:transform .35s var(--ease),box-shadow .35s var(--ease)}
.post:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.post img{aspect-ratio:16/10;object-fit:cover;width:100%}
.post .in{padding:22px;display:flex;flex-direction:column;gap:9px;flex:1}
.post .meta{font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:var(--clay);font-weight:700}
.post h3{margin:0}
.post a.more{margin-top:auto;text-decoration:none;font-weight:700;color:var(--moss-1);font-size:.9rem}
.post a.more:hover{color:var(--amber)}

/* article body */
.article{padding:56px 0 80px}
.article h2{margin-top:1.6em}
.article ul,.article ol{padding-left:22px}
.article li{margin-bottom:9px}
.callout{background:var(--paper-2);border-left:3px solid var(--moss-2);padding:20px 24px;border-radius:0 12px 12px 0;margin:26px 0}
.toc{background:#fffdf8;border:1px solid var(--line);border-radius:12px;padding:22px 26px;margin-bottom:34px}
.toc ol{margin:0;padding-left:20px}
.toc a{color:var(--moss-1)}

.pagehead{background:var(--ink);color:var(--paper);padding:74px 0 62px;position:relative;overflow:hidden}
.pagehead::after{
  content:"";position:absolute;right:-90px;top:-90px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(194,118,42,.32),transparent 68%)
}
.pagehead h1{color:var(--paper);position:relative;z-index:2}
.pagehead p{color:#cfc8b8;position:relative;z-index:2;max-width:60ch}
.crumbs{font-size:.82rem;color:#a29a89;margin-bottom:16px;position:relative;z-index:2}
.crumbs a{text-decoration:none}.crumbs a:hover{color:var(--amber-soft)}

/* form */
form.contact{display:grid;gap:16px}
label{font-weight:700;font-size:.86rem;display:block;margin-bottom:6px}
input,select,textarea{
  width:100%;padding:13px 15px;border:1px solid var(--line);border-radius:10px;background:#fffdf8;
  font-family:var(--sans);font-size:.97rem;transition:border-color .25s,box-shadow .25s
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--moss-2);box-shadow:0 0 0 3px rgba(60,107,75,.16)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-note{font-size:.82rem;color:#7a7263}
.ok{background:#e8f2e5;border:1px solid #b9d6b0;color:#28502f;padding:14px 18px;border-radius:10px}

/* footer */
footer.site{background:var(--ink);color:#cfc8b8;padding:66px 0 26px;font-size:.93rem}
footer.site h4{color:var(--paper);font-size:1rem;margin-bottom:14px;letter-spacing:.01em}
footer.site a{text-decoration:none;color:#cfc8b8;transition:color .2s}
footer.site a:hover{color:var(--amber-soft)}
.fgrid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px}
.fgrid ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.fbottom{margin-top:44px;padding-top:20px;border-top:1px solid var(--line-dark);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.83rem;color:#9a9384}
.badge-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.badge{border:1px solid var(--line-dark);border-radius:999px;padding:6px 14px;font-size:.74rem;letter-spacing:.1em;text-transform:uppercase}

/* cookie banner */
#cookie{
  position:fixed;left:20px;bottom:20px;max-width:420px;background:#fffdf8;border:1px solid var(--line);
  border-radius:16px;padding:22px;box-shadow:0 26px 60px -28px rgba(0,0,0,.6);z-index:120;
  transform:translateY(140%);transition:transform .6s var(--ease)
}
#cookie.show{transform:none}
#cookie h4{margin:0 0 8px;font-size:1.08rem}
#cookie p{font-size:.87rem;margin-bottom:14px;color:#4a463d}
#cookie .acts{display:flex;gap:10px;flex-wrap:wrap}
#cookie .btn{padding:9px 18px;font-size:.85rem}

/* to top */
#totop{
  position:fixed;right:20px;bottom:20px;width:46px;height:46px;border-radius:50%;border:0;
  background:var(--moss-1);color:var(--paper);cursor:pointer;opacity:0;pointer-events:none;
  transition:opacity .35s,transform .35s var(--ease);z-index:110;font-size:1.1rem
}
#totop.show{opacity:1;pointer-events:auto}
#totop:hover{transform:translateY(-4px);background:var(--amber)}

/* misc */
.notice{background:var(--paper-2);border:1px dashed var(--clay);border-radius:12px;padding:18px 22px;font-size:.92rem}
.kv{display:grid;gap:10px;list-style:none;padding:0;margin:0}
.kv li{display:flex;gap:12px;align-items:flex-start}
.kv b{min-width:104px;font-family:var(--sans)}
.center{text-align:center}
.center .eyebrow{justify-content:center}
.mt0{margin-top:0}.mb0{margin-bottom:0}

@media(max-width:980px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:32px}
  .fgrid{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){
  section{padding:62px 0}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .row2{grid-template-columns:1fr}
  .burger{display:block}
  nav.main{
    position:fixed;inset:0 0 0 auto;width:min(300px,84vw);background:var(--paper);
    flex-direction:column;align-items:flex-start;gap:18px;padding:96px 28px;
    transform:translateX(100%);transition:transform .4s var(--ease);
    border-left:1px solid var(--line);z-index:60
  }
  nav.main.open{transform:none}
  .hero{min-height:78vh}
  #cookie{left:12px;right:12px;bottom:12px;max-width:none}
  .fgrid{grid-template-columns:1fr}
}