/* ============================================================
   STEREO4U — Design tokens
   Palette: graphite black base, brushed-brass accent (premium
   trim/gold RCA connector feel), muted steel-blue secondary
   (LED display glow). Condensed display face for a dashboard-
   gauge personality; humanist sans for body; mono for specs.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --black:        #0A0C0F;
  --panel:        #14171C;
  --panel-2:      #1B1F25;
  --line:         #2A2F37;
  --gold:         #C9A227;
  --gold-bright:  #E6C34D;
  --steel:        #4A87B8;
  --text:         #ECE9E2;
  --text-dim:     #9AA0A8;
  --text-faint:   #5C636B;

  --display: 'Oswald', sans-serif;
  --body: 'IBM Plex Sans', sans-serif;
  --mono: 'IBM Plex Mono', monospace;

  --container: 1140px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--black);
  color:var(--text);
  font-family:var(--body);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; scroll-behavior:auto !important;}
}

/* ---------- layout helpers ---------- */
.wrap{max-width:var(--container);margin:0 auto;padding:0 24px;}
section{padding:96px 0;}
@media (max-width:720px){ section{padding:64px 0;} }

.eyebrow{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--gold);
  display:flex; align-items:center; gap:10px;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:22px; height:1px;
  background:var(--gold);
  display:inline-block;
}

h1,h2,h3{
  font-family:var(--display);
  font-weight:600;
  letter-spacing:.01em;
  margin:0 0 .4em 0;
  text-transform:uppercase;
}
h1{font-size:clamp(2.6rem,6vw,4.6rem); line-height:0.98; font-weight:700;}
h2{font-size:clamp(1.8rem,3.4vw,2.6rem); line-height:1.05;}
h3{font-size:1.2rem;}
p{color:var(--text-dim); margin:0 0 1em 0;}
.lede{font-size:1.15rem; color:var(--text); max-width:56ch;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--mono);
  font-size:13px;
  letter-spacing:.08em;
  text-transform:uppercase;
  padding:14px 26px;
  border:1px solid var(--line);
  border-radius:2px;
  transition:border-color .2s ease, background .2s ease, color .2s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--gold);
  border-color:var(--gold);
  color:#161207;
  font-weight:600;
}
.btn-primary:hover{background:var(--gold-bright); border-color:var(--gold-bright);}
.btn-ghost{color:var(--text); border-color:var(--line);}
.btn-ghost:hover{border-color:var(--gold); color:var(--gold);}

/* ---------- nav ---------- */
header.site-nav{
  position:sticky; top:0; z-index:50;
  background:rgba(10,12,15,0.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:18px 0;
}
.logo{
  font-family:var(--display);
  font-size:20px; font-weight:700;
  letter-spacing:.04em;
  display:flex; align-items:center; gap:10px;
}
.logo .dot{color:var(--gold);}
.nav-links{display:flex; gap:34px; align-items:center;}
.nav-links a{
  font-family:var(--mono);
  font-size:13px;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--text-dim);
  transition:color .2s ease;
  padding:6px 0;
  border-bottom:1px solid transparent;
}
.nav-links a:hover, .nav-links a.active{color:var(--gold); border-color:var(--gold);}
.nav-toggle{display:none; background:none; border:1px solid var(--line); color:var(--text); padding:8px 12px; border-radius:2px;}

@media (max-width:800px){
  .nav-links{
    position:absolute; top:100%; left:0; right:0;
    background:var(--black); border-bottom:1px solid var(--line);
    flex-direction:column; align-items:flex-start; gap:0;
    max-height:0; overflow:hidden; transition:max-height .25s ease;
  }
  .nav-links.open{max-height:320px;}
  .nav-links a{width:100%; padding:16px 24px; border-bottom:1px solid var(--line);}
  .nav-toggle{display:block;}
}

/* ---------- hero / equalizer signature ---------- */
.hero{
  position:relative;
  padding:110px 0 90px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.hero-grid{
  display:grid; grid-template-columns:1.1fr 0.9fr; gap:56px; align-items:center;
}
@media (max-width:900px){ .hero-grid{grid-template-columns:1fr;} }

#eq-canvas{
  width:100%; height:260px;
  display:block;
  border:1px solid var(--line);
  background:linear-gradient(180deg, var(--panel), var(--black));
  border-radius:2px;
}
.eq-caption{
  display:flex; justify-content:space-between;
  font-family:var(--mono); font-size:11px; letter-spacing:.08em;
  color:var(--text-faint); text-transform:uppercase; margin-top:10px;
}

.hero-ctas{display:flex; gap:14px; margin-top:32px; flex-wrap:wrap;}

/* ---------- spec strip ---------- */
.spec-strip{
  display:flex; flex-wrap:wrap; gap:0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.spec{
  flex:1 1 200px;
  padding:26px 24px;
  border-right:1px solid var(--line);
}
.spec:last-child{border-right:none;}
.spec .num{font-family:var(--mono); color:var(--gold); font-size:1.6rem; display:block;}
.spec .label{font-family:var(--mono); font-size:11px; letter-spacing:.08em; text-transform:uppercase; color:var(--text-faint);}

/* ---------- cards / grid ---------- */
.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line);}
.grid-2{display:grid; grid-template-columns:repeat(2,1fr); gap:1px; background:var(--line); border:1px solid var(--line);}
@media (max-width:800px){ .grid-3{grid-template-columns:1fr;} .grid-2{grid-template-columns:1fr;} }

.card{background:var(--panel); padding:32px;}
.card h3{color:var(--text); margin-bottom:10px;}
.card .tag{
  font-family:var(--mono); font-size:11px; color:var(--gold);
  text-transform:uppercase; letter-spacing:.08em; display:block; margin-bottom:16px;
}
.card p{margin-bottom:0;}

/* ---------- section header ---------- */
.section-head{max-width:640px; margin-bottom:56px;}

/* ---------- band (dark panel section) ---------- */
.band{background:var(--panel); border-top:1px solid var(--line); border-bottom:1px solid var(--line);}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line); padding:48px 0;}
.footer-inner{display:flex; justify-content:space-between; flex-wrap:wrap; gap:24px; align-items:center;}
.footer-inner p{margin:0; color:var(--text-faint); font-family:var(--mono); font-size:12px;}
.footer-links{display:flex; gap:24px;}
.footer-links a{font-family:var(--mono); font-size:12px; color:var(--text-dim); text-transform:uppercase; letter-spacing:.06em;}
.footer-links a:hover{color:var(--gold);}

/* ---------- coverage / areas ---------- */
.area-list{display:flex; gap:14px; flex-wrap:wrap; margin-top:18px;}
.area-pill{
  font-family:var(--mono); font-size:12px; text-transform:uppercase; letter-spacing:.06em;
  border:1px solid var(--line); padding:8px 16px; border-radius:999px; color:var(--text-dim);
}
.area-pill.primary{border-color:var(--gold); color:var(--gold);}

/* ---------- contact page ---------- */
.contact-grid{display:grid; grid-template-columns:1fr 1fr; gap:56px;}
@media (max-width:800px){ .contact-grid{grid-template-columns:1fr;} }
.contact-row{
  display:flex; justify-content:space-between; align-items:baseline;
  padding:20px 0; border-bottom:1px solid var(--line);
}
.contact-row .k{font-family:var(--mono); font-size:12px; text-transform:uppercase; letter-spacing:.08em; color:var(--text-faint);}
.contact-row .v{font-family:var(--display); font-size:1.15rem; color:var(--text);}

form.inquiry{display:flex; flex-direction:column; gap:18px;}
.field{display:flex; flex-direction:column; gap:8px;}
.field label{font-family:var(--mono); font-size:11px; text-transform:uppercase; letter-spacing:.08em; color:var(--text-faint);}
.field input, .field select, .field textarea{
  background:var(--panel-2); border:1px solid var(--line); color:var(--text);
  padding:14px; font-family:var(--body); font-size:14px; border-radius:2px;
}
.field textarea{resize:vertical; min-height:110px;}
.field input:focus, .field select:focus, .field textarea:focus{outline:2px solid var(--gold); outline-offset:1px; border-color:var(--gold);}
.form-note{font-size:12px; color:var(--text-faint); font-family:var(--mono);}

/* ---------- page hero (non-home) ---------- */
.page-hero{padding:72px 0 56px; border-bottom:1px solid var(--line);}

/* ---------- gallery ---------- */
.upload-zone{
  border:1px dashed var(--line);
  background:var(--panel);
  padding:32px;
  text-align:center;
  border-radius:2px;
  margin-bottom:40px;
  transition:border-color .2s ease;
}
.upload-zone.drag{border-color:var(--gold);}
.upload-zone input[type="file"]{display:none;}
.upload-zone .btn{margin-top:14px;}
.upload-note{font-family:var(--mono); font-size:11px; color:var(--text-faint); margin-top:12px;}

.gallery-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}
@media (max-width:800px){ .gallery-grid{grid-template-columns:repeat(2,1fr);} }
@media (max-width:480px){ .gallery-grid{grid-template-columns:1fr;} }

.gallery-item{
  position:relative;
  aspect-ratio:4/3;
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--panel-2);
}
.gallery-item img{width:100%; height:100%; object-fit:cover;}
.gallery-item .placeholder{
  width:100%; height:100%;
  display:flex; align-items:center; justify-content:center;
  font-family:var(--mono); font-size:11px; color:var(--text-faint);
  text-transform:uppercase; letter-spacing:.06em;
}
.gallery-item .remove-btn{
  position:absolute; top:8px; right:8px;
  background:rgba(10,12,15,0.8); border:1px solid var(--line);
  color:var(--text); width:26px; height:26px; border-radius:2px;
  font-size:14px; line-height:1; cursor:pointer;
}
.gallery-item .remove-btn:hover{border-color:var(--gold); color:var(--gold);}

/* ---------- booking calendar ---------- */
.booking-section{border-top:1px solid var(--line); margin-top:16px; padding-top:56px;}
.booking-layout{display:grid; grid-template-columns:0.9fr 1.1fr; gap:48px;}
@media (max-width:900px){ .booking-layout{grid-template-columns:1fr;} }

.calendar{
  border:1px solid var(--line);
  background:var(--panel);
  padding:20px;
}
.cal-head{display:flex; align-items:center; justify-content:space-between; margin-bottom:16px;}
.cal-head .month{font-family:var(--display); text-transform:uppercase; font-size:1rem; letter-spacing:.04em;}
.cal-nav{display:flex; gap:8px;}
.cal-nav button{
  background:none; border:1px solid var(--line); color:var(--text);
  width:30px; height:30px; border-radius:2px; cursor:pointer;
}
.cal-nav button:hover{border-color:var(--gold); color:var(--gold);}
.cal-grid{display:grid; grid-template-columns:repeat(7,1fr); gap:4px;}
.cal-dow{
  font-family:var(--mono); font-size:10px; text-align:center; color:var(--text-faint);
  text-transform:uppercase; padding-bottom:8px;
}
.cal-day{
  aspect-ratio:1; display:flex; align-items:center; justify-content:center;
  font-family:var(--mono); font-size:13px; color:var(--text-dim);
  border:1px solid transparent; border-radius:2px; cursor:pointer;
  background:var(--panel-2);
}
.cal-day.disabled{color:var(--text-faint); cursor:not-allowed; opacity:.35; background:none;}
.cal-day.empty{background:none; cursor:default;}
.cal-day:not(.disabled):not(.empty):hover{border-color:var(--gold);}
.cal-day.selected{background:var(--gold); color:#161207; font-weight:600;}
.selected-date-note{font-family:var(--mono); font-size:12px; color:var(--gold); margin-top:14px;}

.dashboard-upload{
  border:1px solid var(--line); background:var(--panel-2); padding:14px;
  display:flex; align-items:center; gap:12px; border-radius:2px;
}
.dashboard-upload .file-label{
  font-family:var(--mono); font-size:12px; text-transform:uppercase; letter-spacing:.06em;
  border:1px solid var(--line); padding:10px 16px; cursor:pointer; white-space:nowrap;
}
.dashboard-upload .file-label:hover{border-color:var(--gold); color:var(--gold);}
.dashboard-upload .file-name{font-size:13px; color:var(--text-faint); overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
.dashboard-upload input[type="file"]{display:none;}