/* Vacation Rental Robotics — landing page styles
   Tokens follow design/brand.html. Single fixed theme (deep-water hero, white body, one coral band). */

:root{
  --deep:#0A1E2B; --deep-mid:#123447; --deep-low:#061520;
  --ink:#0A1E2B; --ink-soft:#4F6472;
  --white:#FFFFFF; --salt:#F2F6F6; --rule:#D9E2E3;
  --coral:#FF6A4D; --coral-light:#FF8A73; --coral-deep:#C93D26;
  --lagoon:#19D3C5; --lagoon-deep:#0A7D74;
  --on-dark:#F5F7F6; --on-dark-soft:#9FB3BC; --rule-dark:rgba(25,211,197,.16);

  --display:'Marcellus','Cormorant Garamond',Georgia,'Times New Roman',serif;
  --body:'Hanken Grotesk','Helvetica Neue',Arial,sans-serif;
  --mono:'DM Mono',ui-monospace,Menlo,Consolas,monospace;

  --container:1200px;
  --gutter:clamp(1.25rem,4vw,3rem);
  --measure:62ch;
  --radius:2px;
  --ease:cubic-bezier(.2,.7,.2,1);
  --section-pad:clamp(4rem,9vw,7.5rem);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--white);color:var(--ink);
  font:400 1.0625rem/1.6 var(--body);
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
}
img,svg,canvas{display:block;max-width:100%}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--lagoon);outline-offset:3px}
::selection{background:var(--coral-light);color:var(--deep-low)}

h1,h2,h3{font-family:var(--display);font-weight:400;margin:0;line-height:1.1;text-wrap:balance}
h1{font-size:clamp(2.75rem,6vw,5.25rem);line-height:1.02}
h2{font-size:clamp(2rem,3.6vw,3rem)}
h3{font-size:1.375rem;line-height:1.2}
h1 em{font-style:normal;color:var(--coral)}
p{margin:0;max-width:var(--measure)}
p + p{margin-top:1rem}

.wrap{max-width:var(--container);margin:0 auto;padding-left:var(--gutter);padding-right:var(--gutter)}
.eyebrow{font:400 .72rem/1.4 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--coral-deep);margin:0}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ---------- buttons & links ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.6rem;
  font:600 .9375rem/1 var(--body);letter-spacing:.01em;
  padding:1rem 1.6rem;border-radius:var(--radius);
  border:1px solid transparent;background:var(--coral);color:var(--deep-low);
  text-decoration:none;cursor:pointer;white-space:nowrap;
  transition:background .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.btn:hover{background:var(--coral-light)}
.btn:active{transform:translateY(1px)}
.btn[disabled]{opacity:.6;cursor:default}
.btn-ghost{background:transparent;border-color:var(--rule-dark);color:var(--on-dark)}
.btn-ghost:hover{background:transparent;border-color:var(--on-dark)}
.link-arrow{
  display:inline-flex;align-items:center;gap:.6rem;
  font:400 .72rem/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;
  color:var(--coral-deep);text-decoration:none;
}
.link-arrow svg{width:16px;height:16px;transition:transform .2s var(--ease)}
.link-arrow:hover svg{transform:translateX(4px)}
.on-dark .link-arrow{color:var(--coral)}

/* ---------- header ---------- */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:50;
  padding:1.1rem 0;
  transition:background .3s var(--ease),padding .3s var(--ease),box-shadow .3s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(10,30,43,.86);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  padding:.7rem 0;box-shadow:0 1px 0 var(--rule-dark);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:1.5rem}
.brand{
  display:inline-flex;align-items:center;gap:.8rem;text-decoration:none;color:var(--on-dark);
  font-family:var(--display);font-size:.82rem;letter-spacing:.2em;text-transform:uppercase;white-space:nowrap;
}
.brand svg{width:26px;height:26px;flex:none}
.brand .short{display:none}
.site-nav{display:flex;align-items:center;gap:2rem}
.site-nav a{
  font:500 .9rem/1 var(--body);color:var(--on-dark-soft);text-decoration:none;
  padding:.4rem 0;position:relative;transition:color .18s var(--ease);
}
.site-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:var(--coral);
  transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease);
}
.site-nav a:hover{color:var(--on-dark)}
.site-nav a:hover::after{transform:scaleX(1)}
.site-nav .btn{padding:.75rem 1.2rem;font-size:.875rem}
.site-nav .btn::after{display:none}
.site-nav a.btn,.site-nav a.btn:hover{color:var(--deep-low)}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:var(--deep);color:var(--on-dark);
  padding:clamp(7.5rem,14vw,10.5rem) 0 clamp(2.5rem,5vw,4rem);
}
.hero::before{ /* fine survey grid */
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(to right,rgba(25,211,197,.06) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(25,211,197,.06) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(ellipse at 70% 40%,#000 20%,transparent 75%);
          mask-image:radial-gradient(ellipse at 70% 40%,#000 20%,transparent 75%);
}
.hero::after{ /* sonar glow behind the plan */
  content:"";position:absolute;pointer-events:none;
  width:min(70vw,760px);aspect-ratio:1;right:-10%;top:5%;
  background:radial-gradient(circle,rgba(25,211,197,.14) 0%,rgba(25,211,197,0) 62%);
}
.hero .wrap{position:relative;z-index:1}
.hero-grid{
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
  gap:clamp(2rem,5vw,5rem);align-items:center;
}
.hero .eyebrow{color:var(--coral);margin-bottom:1.5rem}
.hero h1{color:var(--on-dark)}
.hero .lede{
  font-size:clamp(1.1rem,1.5vw,1.3rem);font-weight:300;line-height:1.55;
  color:var(--on-dark-soft);margin-top:1.75rem;max-width:52ch;
}
.hero .lede strong{font-weight:500;color:var(--on-dark)}
.hero-actions{display:flex;flex-wrap:wrap;gap:1rem 1.5rem;align-items:center;margin-top:2.5rem}

/* the instrument panel */
.instrument{
  position:relative;border:1px solid var(--rule-dark);background:rgba(6,21,32,.55);
  padding:1.1rem 1.2rem 1rem;
}
.instrument .corner{position:absolute;width:14px;height:14px;border:2px solid var(--lagoon);pointer-events:none}
.instrument .corner.tl{top:-1px;left:-1px;border-right:0;border-bottom:0}
.instrument .corner.tr{top:-1px;right:-1px;border-left:0;border-bottom:0}
.instrument .corner.br{bottom:-1px;right:-1px;border-left:0;border-top:0}
.instrument .corner.bl{bottom:-1px;left:-1px;border-right:0;border-top:0}
.instrument-head{
  display:flex;justify-content:space-between;align-items:baseline;gap:1rem;
  font:400 .68rem/1.4 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--on-dark-soft);
  padding-bottom:.8rem;border-bottom:1px solid var(--rule-dark);
}
.instrument-head .clock{color:var(--lagoon);letter-spacing:.06em;text-transform:none;font-variant-numeric:tabular-nums}
.instrument canvas{width:100%;aspect-ratio:7/5;height:auto}
.capture-log{
  list-style:none;margin:0;padding:.75rem 0 0;border-top:1px solid var(--rule-dark);
  font:400 .74rem/1.9 var(--mono);letter-spacing:.04em;color:var(--on-dark-soft);
  font-variant-numeric:tabular-nums;min-height:calc(4 * 1.9em + .75rem);
}
.capture-log li{display:grid;grid-template-columns:4.2em minmax(0,1fr) auto;gap:1rem;white-space:nowrap}
.capture-log li .f{color:var(--coral)}
.capture-log li .t{color:var(--lagoon)}
.capture-log li.is-new{animation:logflash 1s var(--ease)}
.capture-log li .where{overflow:hidden;text-overflow:ellipsis}
@keyframes logflash{from{background:rgba(25,211,197,.18)}to{background:transparent}}

/* status strip under the hero */
.strip{
  border-top:1px solid var(--rule-dark);margin-top:clamp(2.5rem,6vw,4.5rem);padding-top:1.25rem;
  display:flex;flex-wrap:wrap;gap:.75rem 3rem;
  font:400 .7rem/1.6 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--on-dark-soft);
}
.strip span b{font-weight:400;color:var(--on-dark)}

/* ---------- sections ---------- */
.section{padding:var(--section-pad) 0}
.section + .section{border-top:1px solid var(--rule)}
.section-grid{
  display:grid;grid-template-columns:minmax(0,3fr) minmax(0,8fr);
  gap:clamp(1.5rem,4vw,4rem);align-items:start;
}
.section-grid .eyebrow{position:sticky;top:6rem}
.section h2{margin-bottom:1.5rem}
.section .body{font-size:1.0625rem;line-height:1.65}
.section .body p{max-width:var(--measure)}
.status-line{
  margin-top:1.75rem;display:flex;flex-wrap:wrap;gap:.5rem 2.5rem;
  font:400 .7rem/1.8 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);
}
.status-line b{font-weight:400;color:var(--lagoon-deep)}

/* principles: rule-separated list, not cards */
.principles{list-style:none;margin:2.5rem 0 0;padding:0;border-top:1px solid var(--rule)}
.principles li{
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:1rem 2.5rem;
  padding:1.6rem 0;border-bottom:1px solid var(--rule);
}
.principles h3{margin:0}
.principles p{max-width:48ch;color:var(--ink-soft)}

/* ---------- before / after ---------- */
.compare{
  position:relative;margin-top:2.5rem;
  border:1px solid var(--rule);background:var(--salt);
  aspect-ratio:8/5;overflow:hidden;user-select:none;touch-action:pan-y;
  --pos:56%;
}
.compare .frame{position:absolute;inset:0}
.compare .frame svg{width:100%;height:100%}
.compare .frame.before{clip-path:inset(0 calc(100% - var(--pos)) 0 0)}
.compare .divider{
  position:absolute;top:0;bottom:0;left:var(--pos);width:1px;margin-left:-.5px;
  background:var(--coral);pointer-events:none;
}
.compare .knob{
  position:absolute;top:50%;left:var(--pos);width:44px;height:44px;margin:-22px 0 0 -22px;
  border-radius:50%;background:var(--coral);color:var(--deep-low);
  display:grid;place-items:center;pointer-events:none;
  box-shadow:0 2px 12px rgba(6,21,32,.3);
  transition:transform .15s var(--ease);
}
.compare.is-active .knob{transform:scale(1.06)}
.compare .knob svg{width:18px;height:18px}
.compare .tag{
  position:absolute;top:.9rem;
  font:400 .66rem/1.5 var(--mono);letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink);background:rgba(255,255,255,.88);padding:.25rem .55rem;
  pointer-events:none;white-space:nowrap;
}
.compare .tag b{font-weight:400;color:var(--lagoon-deep);letter-spacing:.04em;text-transform:none}
.compare .tag.before{left:.9rem}
.compare .tag.after{right:.9rem}
.compare input[type=range]{
  position:absolute;inset:0;width:100%;height:100%;margin:0;
  opacity:0;cursor:ew-resize;-webkit-appearance:none;appearance:none;background:transparent;
}
.compare input[type=range]:focus-visible ~ .knob{outline:2px solid var(--lagoon);outline-offset:3px}
.compare-note{
  margin-top:.9rem;font:400 .8rem/1.6 var(--body);color:var(--ink-soft);max-width:var(--measure);
}

/* ---------- origin ---------- */
.origin-card{
  margin-top:2rem;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem 2rem;
  padding:1.4rem 1.6rem;border:1px solid var(--rule);background:var(--salt);
}
.origin-card .who{display:flex;flex-direction:column;gap:.2rem}
.origin-card .who b{font-family:var(--display);font-weight:400;font-size:1.2rem;letter-spacing:.02em}
.origin-card .who span{font:400 .72rem/1.5 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft)}

/* ---------- figures band (the one bold block) ---------- */
.band{background:var(--coral);color:var(--ink);padding:clamp(3.5rem,7vw,5.5rem) 0}
.band-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) minmax(0,1.3fr);gap:2.5rem 3rem;align-items:end}
.fig .n{display:block;font-family:var(--display);font-size:clamp(4.5rem,10vw,8rem);line-height:.9;letter-spacing:-.01em;font-variant-numeric:lining-nums}
.fig .n sup{font-size:.42em;vertical-align:top;position:relative;top:.22em;margin-left:.04em}
.fig .cap{display:block;margin-top:1rem;font:400 .72rem/1.6 var(--mono);letter-spacing:.14em;text-transform:uppercase;max-width:24ch}
.band-note{font-size:1.1rem;line-height:1.55;max-width:34ch;border-left:2px solid rgba(10,30,43,.4);padding-left:1.25rem;margin:0}

/* ---------- interest (dark) ---------- */
.section-dark{background:var(--deep);color:var(--on-dark)}
.section-dark .eyebrow{color:var(--coral)}
.section-dark .body{color:var(--on-dark-soft)}
.section-dark h2{color:var(--on-dark)}
.interest-form{margin-top:2.5rem;max-width:560px}
.interest-form .row{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem 2rem}
.field{display:flex;flex-direction:column;gap:.45rem}
.field.full{grid-column:1 / -1}
.field label{font:400 .68rem/1.4 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--on-dark-soft)}
.field input,.field select,.field textarea{
  width:100%;padding:.7rem 0;border:0;border-bottom:1px solid var(--rule-dark);
  background:transparent;color:var(--on-dark);border-radius:0;
  transition:border-color .18s var(--ease);
}
.field input::placeholder,.field textarea::placeholder{color:rgba(159,179,188,.55)}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-bottom-color:var(--lagoon)}
.field textarea{resize:vertical;min-height:2.8rem}
.field .select{position:relative}
.field select{-webkit-appearance:none;appearance:none;padding-right:1.5rem;cursor:pointer}
.field select option{color:var(--ink);background:var(--salt)}
.field .select::after{
  content:"";position:absolute;right:.25rem;top:50%;width:8px;height:8px;margin-top:-6px;
  border-right:1px solid var(--on-dark-soft);border-bottom:1px solid var(--on-dark-soft);transform:rotate(45deg);pointer-events:none;
}
.hp{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.turnstile:not(:empty){margin-top:1.25rem}
.form-foot{display:flex;flex-wrap:wrap;align-items:center;gap:1rem 1.5rem;margin-top:2rem}
.form-note{font-size:.82rem;color:var(--on-dark-soft);max-width:34ch;line-height:1.5}
.form-status{margin-top:1.25rem;font:400 .8rem/1.6 var(--mono);letter-spacing:.03em;min-height:1.6em}
.form-status.ok{color:var(--lagoon)}
.form-status.err{color:var(--coral-light)}

/* ---------- footer ---------- */
.site-footer{background:var(--deep-low);color:var(--on-dark-soft);padding:2.25rem 0 2.5rem}
.site-footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem 2rem}
.site-footer .brand{color:var(--on-dark)}
.site-footer .meta{font:400 .7rem/1.7 var(--mono);letter-spacing:.1em;text-transform:uppercase;display:flex;flex-wrap:wrap;gap:.3rem 1.75rem}
.site-footer a{color:var(--on-dark-soft);text-decoration:none;border-bottom:1px solid transparent}
.site-footer a:hover{color:var(--on-dark);border-bottom-color:var(--coral)}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .hero-grid{grid-template-columns:1fr;gap:3rem}
  .instrument{max-width:640px}
}
@media (max-width:820px){
  .band-grid{grid-template-columns:1fr 1fr}
  .band-note{grid-column:1 / -1;border-left:0;padding-left:0}
  .section-grid{grid-template-columns:1fr;gap:1rem}
  .section-grid .eyebrow{position:static}
  .principles li{grid-template-columns:1fr;gap:.5rem}
  .site-nav a:not(.btn){display:none}
  .brand .long{display:none}
  .brand .short{display:inline}
  .interest-form .row{grid-template-columns:1fr}
}
@media (max-width:520px){
  .band-grid{grid-template-columns:1fr}
  .hero{padding-top:6.5rem}
  .hero-actions .btn{width:100%;justify-content:center}
  .compare .tag.after{top:auto;bottom:.9rem;right:auto;left:.9rem}
  .capture-log li{grid-template-columns:4.2em minmax(0,1fr)}
  .capture-log li .t{display:none}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
}