/* ============================================================
   CASCADIA — Pacific Northwest custom homes
   Aesthetic: refined editorial luxury. Pine / bone / clay.
   ============================================================ */

:root{
  --bone:    #f4efe6;   /* warm off-white */
  --bone-2:  #ece5d8;
  --ink:     #1b201c;   /* near-black pine */
  --pine:    #243029;   /* deep forest */
  --pine-2:  #2f3d34;
  --moss:    #5a6b54;
  --clay:    #b56a44;   /* warm terracotta accent */
  --clay-soft:#c98a63;
  --stone:   #8d877a;
  --line:    rgba(27,32,28,.14);
  --line-l:  rgba(244,239,230,.18);

  --serif: "Fraunces", Georgia, serif;
  --sans:  "Hanken Grotesk", system-ui, sans-serif;

  --ease: cubic-bezier(.22,.61,.36,1);
}

*{ margin:0; padding:0; box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-font-smoothing:antialiased; }
body{
  font-family:var(--sans);
  background:var(--bone);
  color:var(--ink);
  overflow-x:hidden;
}
::selection{ background:var(--clay); color:var(--bone); }
em{ font-style:italic; }
img{ display:block; max-width:100%; }

/* ===== PRELOADER ===== */
.loader{
  position:fixed; inset:0; z-index:1000;
  background:var(--pine);
  display:grid; place-items:center;
  transition:opacity .8s var(--ease), visibility .8s;
}
.loader.is-done{ opacity:0; visibility:hidden; }
.loader__inner{ width:min(80vw,420px); text-align:center; color:var(--bone); }
.loader__mark{
  font-family:var(--serif); font-weight:300; letter-spacing:.5em;
  font-size:1.1rem; padding-left:.5em; margin-bottom:2.2rem; opacity:.9;
}
.loader__bar{
  height:2px; width:100%; background:var(--line-l); overflow:hidden; border-radius:2px;
}
.loader__bar span{
  display:block; height:100%; width:0%; background:var(--clay);
  transition:width .2s linear;
}
.loader__pct{
  font-family:var(--serif); font-size:3.4rem; font-weight:300; margin-top:1.4rem;
  display:flex; justify-content:center; align-items:baseline; gap:.1em;
}
.loader__pct i{ font-style:normal; font-size:1rem; opacity:.5; }
.loader__sub{
  font-size:.72rem; letter-spacing:.28em; text-transform:uppercase;
  opacity:.5; margin-top:.4rem;
}

/* ===== NAV ===== */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:90;
  display:flex; align-items:center; justify-content:space-between;
  padding:1.5rem clamp(1.2rem,4vw,3.5rem);
  mix-blend-mode:difference; color:#fff;
  transition:padding .4s var(--ease);
}
.nav.is-solid{
  mix-blend-mode:normal;
  background:rgba(27,32,28,.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  padding-top:1rem; padding-bottom:1rem;
  border-bottom:1px solid var(--line-l);
}
.nav__brand{
  font-family:var(--serif); font-weight:400; letter-spacing:.34em;
  font-size:1rem; text-decoration:none; color:inherit; padding-left:.34em;
  display:flex; align-items:center; gap:.6em;
}
.nav__logo{ font-size:.7em; transform:translateY(-1px); }
.nav__links{ display:flex; gap:2.2rem; }
.nav__links a{
  color:inherit; text-decoration:none; font-size:.82rem; letter-spacing:.04em;
  opacity:.8; position:relative; padding:.2rem 0;
}
.nav__links a::after{
  content:""; position:absolute; left:0; bottom:-2px; height:1px; width:0;
  background:currentColor; transition:width .35s var(--ease);
}
.nav__links a:hover{ opacity:1; }
.nav__links a:hover::after{ width:100%; }
.nav__cta{
  font-size:.78rem; letter-spacing:.08em; text-decoration:none; color:inherit;
  border:1px solid currentColor; padding:.6rem 1.2rem; border-radius:100px;
  transition:background .3s var(--ease), color .3s var(--ease);
}
.nav__cta:hover{ background:#fff; color:var(--ink); mix-blend-mode:normal; }

/* ===== SCROLL SEQUENCE ===== */
.seq{ height:640vh; position:relative; background:var(--pine); }
#the-film{ height:1000vh; }   /* one continuous film: 132 frames scrubbed straight through */
.seq__sticky{
  position:sticky; top:0; height:100vh; width:100%; overflow:hidden;
}
.seq__poster{
  position:absolute; inset:0; width:100%; height:100%;
  object-fit:cover; display:block; z-index:0;
  opacity:1; transition:opacity .6s var(--ease);
}
.seq__poster.is-hidden{ opacity:0; }
.seq__canvas{
  position:absolute; inset:0; width:100%; height:100%;
  object-fit:cover; display:block; z-index:1;
  will-change:transform;
}
/* zoom origins: chapter I pushes toward the front door, others center */
.seq[data-first] .seq__canvas, .seq[data-first] .seq__poster{ transform-origin:50% 44%; }
.seq:not([data-first]) .seq__canvas, .seq:not([data-first]) .seq__poster{ transform-origin:50% 50%; }

/* dip-to-black chapter bridge */
.dip{
  position:fixed; inset:0; background:#0d120f; pointer-events:none;
  opacity:0; z-index:70;
}
.seq__vignette{
  position:absolute; inset:0; pointer-events:none; z-index:2;
  background:
    linear-gradient(to bottom, rgba(20,28,22,.55) 0%, rgba(20,28,22,0) 22%, rgba(20,28,22,0) 55%, rgba(20,28,22,.72) 100%),
    radial-gradient(120% 80% at 50% 40%, transparent 55%, rgba(20,28,22,.45) 100%);
}

/* film grain overlay */
.seq__grain{
  position:absolute; inset:-50%; pointer-events:none; opacity:.06; z-index:3;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 1s steps(4) infinite;
}
@keyframes grain{
  0%{transform:translate(0,0)} 25%{transform:translate(-3%,2%)}
  50%{transform:translate(2%,-3%)} 75%{transform:translate(-2%,-2%)} 100%{transform:translate(3%,2%)}
}

/* cinematic progress rail */
.rail{
  position:absolute; right:clamp(1rem,3vw,2.6rem); top:50%; transform:translateY(-50%);
  z-index:6; display:flex; flex-direction:column; align-items:center; gap:1rem;
  color:var(--bone); mix-blend-mode:difference;
}
.rail__label, .rail__pct{ font-size:.6rem; letter-spacing:.28em; opacity:.85; writing-mode:vertical-rl; }
.rail__pct{ font-family:var(--serif); font-size:.85rem; letter-spacing:.1em; writing-mode:horizontal-tb; }
.rail__track{ width:1px; height:36vh; background:rgba(244,239,230,.28); position:relative; overflow:hidden; }
.rail__fill{
  position:absolute; inset:0; background:var(--clay-soft);
  transform:scaleY(0); transform-origin:top; transition:transform .1s linear;
}

/* ===== CINEMATIC CAPTION SYSTEM ===== */
.caption{
  position:absolute; z-index:5; max-width:min(46rem,86vw);
  color:var(--bone); pointer-events:none;
  opacity:0; transition:opacity .8s var(--ease), transform 1s var(--ease), filter .8s var(--ease);
  will-change:opacity, transform;
}
.caption.is-on{ opacity:1; }

/* --- positions --- */
.pos-bl{ left:clamp(1.4rem,6vw,7rem); bottom:14vh; }
.pos-br{ right:clamp(1.4rem,6vw,7rem); bottom:16vh; text-align:right; }
.pos-tl{ left:clamp(1.4rem,6vw,7rem); top:18vh; }
.pos-tr{ right:clamp(1.4rem,6vw,7rem); top:18vh; text-align:right; }
.pos-cl{ left:clamp(1.4rem,6vw,7rem); top:50%; transform:translateY(-50%); }
.pos-c{ left:50%; top:50%; width:max-content; max-width:90vw; text-align:center; }

/* --- transitions (enter from these states; .is-on resets) --- */
.fx-up{ transform:translateY(42px); }
.fx-up.is-on{ transform:translateY(0); }

.fx-blur{ filter:blur(14px); transform:translateY(-14px); }
.fx-blur.is-on{ filter:blur(0); transform:translateY(0); }

.fx-rise{ transform:translateY(54px); filter:blur(6px); }
.fx-rise.is-on{ transform:translateY(0); filter:blur(0); }

.fx-left{ transform:translateX(-46px); }
.fx-left.is-on{ transform:translateX(0); }

.pos-c.fx-scale{ transform:translate(-50%,-50%) scale(1.12); filter:blur(10px); }
.pos-c.fx-scale.is-on{ transform:translate(-50%,-50%) scale(1); filter:blur(0); }

.pos-c.fx-mask{ transform:translate(-50%,-50%); }

/* clip-line reveal (cap 3) */
.fx-clip .clip{
  display:inline-block; clip-path:inset(0 100% 0 0);
  transition:clip-path 1s var(--ease);
}
.fx-clip.is-on .clip{ clip-path:inset(0 0 0 0); }
.fx-clip.is-on .clip:nth-child(1){ transition-delay:.05s; }

/* mask wipe (cap 7) */
.fx-mask .mask{
  display:inline-block; overflow:hidden; vertical-align:bottom;
  clip-path:inset(0 0 110% 0); transition:clip-path 1.1s var(--ease);
}
.fx-mask.is-on .mask{ clip-path:inset(0 0 -10% 0); }

/* word stagger (cap 1) */
.caption .w{
  display:inline-block; opacity:0; transform:translateY(.7em);
  transition:opacity .7s var(--ease), transform .7s var(--ease);
}
.caption.is-on .w{ opacity:1; transform:none; }
.caption.is-on .w:nth-child(1){ transition-delay:.10s; }
.caption.is-on .w:nth-child(2){ transition-delay:.18s; }
.caption.is-on .w:nth-child(3){ transition-delay:.30s; }
.caption.is-on .w:nth-child(4){ transition-delay:.38s; }
.caption.is-on .w:nth-child(5){ transition-delay:.46s; }

/* extra caption elements */
.cap__index{
  font-family:var(--serif); font-weight:300; font-size:clamp(2rem,4vw,3.2rem);
  color:var(--clay-soft); display:block; line-height:1; margin-bottom:.6rem;
}
.cap__kicker{
  font-family:var(--serif); font-weight:300; font-style:italic;
  font-size:clamp(1.3rem,2.6vw,2rem); line-height:1.3; opacity:.95;
}
.cap__kicker--lg{ font-size:clamp(1.6rem,3.4vw,2.6rem); }
.cap__title--xl{ font-size:clamp(3rem,9vw,7.5rem); }

.cap__eyebrow{
  font-size:.72rem; letter-spacing:.3em; text-transform:uppercase;
  opacity:.78; margin-bottom:1.4rem;
}
.cap__title{
  font-family:var(--serif); font-weight:300;
  font-size:clamp(2.6rem,7vw,6rem); line-height:.98; letter-spacing:-.02em;
}
.cap__title em{ color:var(--clay-soft); }
.cap__lead{
  margin-top:1.6rem; max-width:30rem; font-size:1.05rem; line-height:1.6;
  opacity:.86; font-weight:300;
}
.cap__btn{
  display:inline-block; margin-top:2rem; color:var(--bone);
  text-decoration:none; font-size:.82rem; letter-spacing:.18em; text-transform:uppercase;
  border-bottom:1px solid var(--clay-soft); padding-bottom:.4rem;
  transition:letter-spacing .35s var(--ease);
}
.cap__btn:hover{ letter-spacing:.26em; }
.cap__hint{
  display:block; margin-top:1.6rem; font-size:.72rem; letter-spacing:.26em;
  text-transform:uppercase; opacity:.7; animation:hintPulse 2.4s ease-in-out infinite;
}
@keyframes hintPulse{ 0%,100%{ opacity:.4 } 50%{ opacity:.85 } }

/* scroll cue */
.seq__scrollcue{
  position:absolute; left:50%; bottom:3vh; transform:translateX(-50%); z-index:6;
  display:flex; flex-direction:column; align-items:center; gap:.7rem;
  color:var(--bone); opacity:.75; transition:opacity .5s;
}
.seq__scrollcue.is-hidden{ opacity:0; }
.seq__scrollcue span{ font-size:.66rem; letter-spacing:.3em; text-transform:uppercase; }
.seq__scrollcue i{
  width:1px; height:42px; background:linear-gradient(var(--bone),transparent);
  animation:cue 1.9s var(--ease) infinite;
}
@keyframes cue{ 0%{ transform:scaleY(0); transform-origin:top; } 45%{ transform:scaleY(1); transform-origin:top; } 55%{ transform:scaleY(1); transform-origin:bottom; } 100%{ transform:scaleY(0); transform-origin:bottom; } }

/* ===== STORY ===== */
.story{ background:var(--bone); padding:clamp(6rem,12vw,11rem) clamp(1.4rem,6vw,7rem); }
.story__rule{
  display:flex; align-items:center; gap:1.4rem;
  font-size:.72rem; letter-spacing:.26em; text-transform:uppercase; color:var(--stone);
  margin-bottom:3.5rem;
}
.story__rule::after{ content:""; flex:1; height:1px; background:var(--line); }
.story__rule--light{ color:rgba(244,239,230,.6); }
.story__rule--light::after{ background:var(--line-l); }
.story__head{
  font-family:var(--serif); font-weight:300;
  font-size:clamp(2.2rem,5.6vw,4.6rem); line-height:1.04; letter-spacing:-.02em;
  max-width:18ch;
}
.story__head em{ color:var(--clay); }
.story__grid{
  margin-top:4rem; display:grid; grid-template-columns:1fr 1fr; gap:clamp(2rem,5vw,5rem);
  max-width:64rem; margin-left:auto;
}
.story__lead{ font-family:var(--serif); font-size:1.5rem; line-height:1.4; font-weight:300; }
.story__body{ font-size:1.02rem; line-height:1.8; color:#3b423b; }
.story__body em{ color:var(--clay); font-style:italic; }

/* ===== PROCESS ===== */
.process{ background:var(--pine); color:var(--bone); padding:clamp(6rem,12vw,11rem) clamp(1.4rem,6vw,7rem); }
.proc__list{
  margin-top:3.5rem; display:grid; grid-template-columns:repeat(4,1fr); gap:1px;
  background:var(--line-l); border:1px solid var(--line-l);
}
.proc{
  background:var(--pine); padding:2.6rem 1.8rem 3rem;
  transition:background .4s var(--ease);
}
.proc:hover{ background:var(--pine-2); }
.proc__num{
  font-family:var(--serif); font-size:.9rem; color:var(--clay-soft);
  letter-spacing:.1em; display:block; margin-bottom:3.5rem;
}
.proc h3{ font-family:var(--serif); font-weight:400; font-size:1.7rem; margin-bottom:1rem; }
.proc p{ font-size:.92rem; line-height:1.7; opacity:.78; }

/* ===== NUMBERS ===== */
.numbers{
  background:var(--bone-2); display:grid; grid-template-columns:repeat(4,1fr);
  padding:clamp(4rem,8vw,7rem) clamp(1.4rem,6vw,7rem); gap:2rem;
}
.num{ text-align:center; border-right:1px solid var(--line); }
.num:last-child{ border-right:0; }
.num__val{
  font-family:var(--serif); font-weight:300; font-size:clamp(3rem,6vw,5.4rem);
  line-height:1; display:block; color:var(--pine);
}
.num__label{
  display:block; margin-top:1rem; font-size:.74rem; letter-spacing:.2em;
  text-transform:uppercase; color:var(--stone);
}

/* ===== CTA ===== */
.cta{
  background:var(--ink); color:var(--bone);
  padding:clamp(6rem,14vw,12rem) clamp(1.4rem,6vw,7rem);
  position:relative; overflow:hidden;
}
.cta::before{
  content:""; position:absolute; inset:0;
  background:radial-gradient(60% 80% at 80% 20%, rgba(181,106,68,.22), transparent 60%);
}
.cta__inner{ position:relative; max-width:46rem; }
.cta__eyebrow{ font-size:.8rem; letter-spacing:.22em; text-transform:uppercase; color:var(--clay-soft); margin-bottom:1.6rem; }
.cta__head{
  font-family:var(--serif); font-weight:300; font-size:clamp(2.6rem,7vw,5.4rem);
  line-height:1; letter-spacing:-.02em;
}
.cta__form{
  margin-top:3rem; display:flex; gap:1rem; flex-wrap:wrap; max-width:40rem;
}
.cta__form input{
  flex:1 1 12rem; background:transparent; border:0; border-bottom:1px solid var(--line-l);
  color:var(--bone); font-family:var(--sans); font-size:1rem; padding:.9rem .2rem;
  transition:border-color .3s var(--ease);
}
.cta__form input::placeholder{ color:rgba(244,239,230,.45); }
.cta__form input:focus{ outline:none; border-color:var(--clay); }
.cta__form button{
  background:var(--clay); color:var(--bone); border:0; cursor:pointer;
  font-family:var(--sans); font-size:.9rem; letter-spacing:.1em;
  padding:0 2rem; border-radius:100px; display:flex; align-items:center; gap:.6rem;
  transition:background .3s var(--ease), gap .3s var(--ease);
}
.cta__form button:hover{ background:var(--clay-soft); gap:1.1rem; }
.cta__fine{ margin-top:2.4rem; font-size:.82rem; opacity:.5; letter-spacing:.04em; }

/* ===== FOOTER ===== */
.foot{
  background:var(--ink); color:var(--bone);
  padding:2.4rem clamp(1.4rem,6vw,7rem); border-top:1px solid var(--line-l);
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:1rem;
}
.foot__brand{ font-family:var(--serif); letter-spacing:.3em; font-size:.9rem; }
.foot__copy{ font-size:.76rem; opacity:.5; letter-spacing:.04em; }

/* ===== REVEAL UTILITY ===== */
.reveal{ opacity:0; transform:translateY(28px); transition:opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.is-in{ opacity:1; transform:none; }

/* ===== RESPONSIVE ===== */
@media (max-width:860px){
  .nav__links{ display:none; }
  .rail{ display:none; }
  .story__grid{ grid-template-columns:1fr; }
  .proc__list{ grid-template-columns:1fr 1fr; }
  .numbers{ grid-template-columns:1fr 1fr; gap:3rem 1rem; }
  .num:nth-child(2n){ border-right:0; }
  .cap--2{ text-align:left; left:clamp(1.4rem,6vw,7rem); right:auto; }
}
@media (max-width:560px){
  .proc__list{ grid-template-columns:1fr; }
  .numbers{ grid-template-columns:1fr; }
  .num{ border-right:0; border-bottom:1px solid var(--line); padding-bottom:2rem; }
  .num:last-child{ border-bottom:0; }
  .cta__form button{ flex:1 1 100%; justify-content:center; padding:.9rem; }
}