/* =========================================================
   SWAY DANCE LLC — Design tokens
   Color:  ink (near-black plum), ink-2 (raised panel),
           gold (antique brass accent), wine (deep oxblood),
           parchment (warm ivory, used sparingly), taupe (muted text)
   Type:   Fraunces (display, italic swash), Sora (body), IBM Plex Mono (labels/data)
   Motif:  the "sway line" — a leaning curve standing in for the
           ballroom term itself (body deflecting from vertical)
   ========================================================= */

:root{
  --ink:        #15121a;
  --ink-2:      #1e1922;
  --ink-3:      #2a2330;
  --parchment:  #f4ede0;
  --parchment-2:#eee4d2;
  --gold:       #c6a15b;
  --gold-soft:  #e7d9b8;
  --wine:       #6e2331;
  --wine-soft:  #8a3345;
  --taupe:      #9c9086;
  --ink-text:   #211c26;

  --font-display: "Fraunces", serif;
  --font-body: "Sora", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;

  --container: 1180px;
  --radius: 3px;
  --ease: cubic-bezier(.22,.9,.25,1);
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
html, body{ margin:0; padding:0; }

body{
  background: var(--parchment);
  color: var(--ink-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration: none; }
ul{ list-style:none; margin:0; padding:0; }
button{ font: inherit; cursor:pointer; }

.wrap{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; }
}

/* ---------- Typography ---------- */
h1,h2,h3,h4{
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.08;
  margin: 0 0 .5em;
  color: var(--ink);
  letter-spacing: -0.01em;
}
h2{ font-size: clamp(2rem, 3.6vw, 2.9rem); }
h3{ font-size: 1.35rem; font-weight:600; }
h4{ font-size: 1.05rem; font-weight:600; font-family: var(--font-body); }

.eyebrow{
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--wine);
  margin: 0 0 14px;
}
.lede{ font-size: 1.08rem; color: #4a4350; max-width: 46ch; }
.fine-note{ font-family: var(--font-mono); font-size: .74rem; color: var(--taupe); margin-top: 14px; }

.text-link{
  display:inline-flex; align-items:center; gap:6px;
  font-family: var(--font-mono); font-size:.85rem;
  color: var(--wine); border-bottom: 1px solid transparent;
  transition: border-color .2s var(--ease);
}
.text-link:hover{ border-color: var(--wine); }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding: 12px 22px;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .03em;
  border: 1px solid transparent;
  transition: transform .25s var(--ease), background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}
.btn-gold{ background: var(--gold); color: var(--ink); }
.btn-gold:hover{ background: var(--wine); color: var(--parchment); transform: translateY(-1px); }
.btn-ghost{ border-color: rgba(244,237,224,.4); color: var(--parchment); }
.btn-ghost:hover{ border-color: var(--gold); color: var(--gold); }
.btn-lg{ padding: 15px 28px; font-size:.86rem; }
.btn-block{ width:100%; }

/* ---------- Header ---------- */
.site-header{
  position: fixed; top:0; left:0; right:0; z-index: 100;
  background: rgba(21,18,26,0);
  transition: background .35s var(--ease), box-shadow .35s var(--ease), backdrop-filter .35s var(--ease);
}
.site-header.is-scrolled{
  background: rgba(21,18,26,.92);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 rgba(198,161,91,.15);
}
.header-row{
  display:flex; align-items:center; justify-content:space-between;
  height: 78px;
}
.brand{ display:flex; align-items:center; gap:10px; color: var(--parchment); }
.brand-mark{ width:14px; height:34px; color: var(--gold); }
.brand-word{
  font-family: var(--font-display); font-style: italic; font-weight:500;
  font-size: 1.25rem; color: var(--parchment); display:flex; flex-direction:column; line-height:1.05;
}
.brand-word-sub{
  font-family: var(--font-mono); font-style: normal; font-size:.56rem;
  letter-spacing:.18em; text-transform:uppercase; color: var(--gold-soft); opacity:.8;
}
.main-nav{ display:flex; align-items:center; gap: 30px; }

.lang-switch{ display:flex; gap:4px; padding-left: 6px; border-left: 1px solid rgba(198,161,91,.3); }
.lang-btn{
  font-family: var(--font-mono); font-size:.68rem; letter-spacing:.04em;
  color: var(--parchment); opacity:.6; background:none; border:1px solid transparent;
  border-radius: 999px; padding: 4px 9px; cursor:pointer;
  transition: opacity .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}
.lang-btn:hover{ opacity:1; }
.lang-btn.is-active{ opacity:1; color: var(--gold); border-color: rgba(198,161,91,.5); }
.main-nav a{
  font-family: var(--font-mono); font-size:.78rem; letter-spacing:.04em;
  color: var(--parchment); opacity:.85; position:relative; padding: 4px 0;
}
.main-nav a::after{
  content:""; position:absolute; left:0; bottom:-2px; width:100%; height:1px;
  background: var(--gold); transform: scaleX(0) skewX(-10deg); transform-origin:left;
  transition: transform .3s var(--ease);
}
.main-nav a:hover{ opacity:1; }
.main-nav a:hover::after{ transform: scaleX(1) skewX(0deg); }

.header-cta .btn{ padding:10px 18px; }
.nav-toggle{
  display:none; background:none; border:none; width:32px; height:22px;
  position:relative; padding:0;
}
.nav-toggle span{
  position:absolute; left:0; width:100%; height:2px; background: var(--parchment);
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.nav-toggle span:nth-child(1){ top:0; }
.nav-toggle span:nth-child(2){ top:10px; }
.nav-toggle span:nth-child(3){ top:20px; }

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height: 100vh;
  display:flex; align-items:center;
  background: radial-gradient(120% 90% at 78% 20%, var(--ink-3), var(--ink) 60%);
  overflow:hidden;
  padding-top: 78px;
}
.hero-sway{
  position:absolute; right: 4%; top:0; bottom:0; width: 42%;
  min-width: 260px;
  opacity:.85;
  pointer-events:none;
}
.hero-sway-svg{ width:100%; height:100%; }
#hero-sway-path{
  stroke-dasharray: 1400;
  stroke-dashoffset: 1400;
  animation: sway-draw 2.2s var(--ease) .3s forwards;
}
@keyframes sway-draw{ to{ stroke-dashoffset: 0; } }

.hero-content{ position:relative; z-index:2; padding: 90px 32px 120px; }
.hero .eyebrow{ color: var(--gold-soft); }
.hero-title{
  color: var(--parchment);
  font-size: clamp(2.6rem, 7vw, 5.2rem);
  max-width: 14ch;
}
.hero-title-italic{ font-style: italic; color: var(--gold); }
.hero-sub{
  color: #cfc6d6; max-width: 46ch; font-size: 1.08rem; margin: 26px 0 38px;
}
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; }

.hero-scroll-cue{
  position:absolute; left:32px; bottom:36px; z-index:2;
  display:flex; align-items:center; gap:10px;
  color: var(--gold-soft); opacity:.7;
}
.hero-scroll-cue span{
  display:block; width:1px; height:34px; background: currentColor;
  animation: cue-move 1.8s ease-in-out infinite;
}
@keyframes cue-move{ 0%,100%{ transform: scaleY(1); opacity:.4;} 50%{ transform: scaleY(.5); opacity:1;} }
.hero-scroll-cue p{ font-family: var(--font-mono); font-size:.7rem; letter-spacing:.2em; text-transform:uppercase; margin:0; }

/* ---------- Sections (generic) ---------- */
.section{ padding: 110px 0; }
.section-head{ max-width: 640px; margin-bottom: 56px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }

.split{ display:grid; grid-template-columns: .95fr 1.05fr; gap: 72px; align-items:center; }
.split.reverse{ grid-template-columns: 1.05fr .95fr; }
.split.reverse .split-copy{ order:1; }
.split.reverse .split-media{ order:2; }

/* Reveal-on-scroll */
.reveal{ opacity:0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-visible{ opacity:1; transform: translateY(0); }

/* ---------- Technique ---------- */
.technique{ background: var(--parchment); }
.technique-figure{ width: 100%; max-width: 300px; margin: 0 auto; }

/* ---------- Programs ---------- */
.programs{ background: var(--ink); }
.programs .eyebrow{ color: var(--gold-soft); }
.programs h2{ color: var(--parchment); }
.programs .lede{ color: #cfc6d6; }

.card-grid{
  display:grid; grid-template-columns: repeat(3, 1fr); gap: 2px;
  background: rgba(198,161,91,.18);
}
.prog-card{
  background: var(--ink); padding: 34px 30px; transition: background .3s var(--ease);
}
.prog-card:hover{ background: var(--ink-2); }
.prog-card h3{ color: var(--parchment); }
.prog-card p{ color: #b9b0c1; font-size: .94rem; margin: 10px 0 18px; }
.tag-list{ display:flex; flex-wrap:wrap; gap:8px; }
.tag-list li{
  font-family: var(--font-mono); font-size:.7rem; letter-spacing:.03em;
  color: var(--gold-soft); border: 1px solid rgba(198,161,91,.35);
  padding: 5px 10px; border-radius: 999px;
}

/* ---------- Instructors ---------- */
.instructors{ background: var(--parchment); }
.instructor-feature{
  display:grid; grid-template-columns: 220px 1fr; gap: 44px; align-items:center;
  background: var(--parchment-2); border: 1px solid rgba(110,35,49,.12);
  padding: 40px; margin-bottom: 48px;
}
.instructor-photo svg{ width:100%; border-radius: var(--radius); }
.instructor-photo img{
  width:100%; aspect-ratio: 3 / 4; object-fit: cover; object-position: top;
  border-radius: var(--radius); display:block;
}
.instructor-role{ font-family: var(--font-mono); font-size:.78rem; color: var(--wine); letter-spacing:.03em; margin: 2px 0 14px; }
.instructor-info p em{ color: var(--taupe); font-style: italic; }
.instructor-links a{ font-family: var(--font-mono); font-size:.82rem; color: var(--wine); border-bottom:1px solid var(--wine); }

.instructor-grid{ grid-template-columns: repeat(3, 1fr); background: rgba(110,35,49,.12); }
.instructor-card{ background: var(--parchment); padding: 30px; text-align:center; }
.instructor-card-photo svg{ width: 90px; margin: 0 auto 16px; }
.instructor-card h4{ margin-bottom: 4px; }

/* ---------- Schedule ---------- */
.schedule{ background: var(--ink); }
.schedule .eyebrow{ color: var(--gold-soft); }
.schedule h2{ color: var(--parchment); }
.schedule .lede{ color: #cfc6d6; }

.schedule-table{
  width:100%; border-collapse: collapse; font-family: var(--font-mono); font-size:.85rem;
}
.schedule-table th{
  text-align:left; color: var(--gold-soft); font-weight:500; letter-spacing:.08em;
  text-transform:uppercase; font-size:.68rem; padding: 10px 14px; border-bottom: 1px solid rgba(198,161,91,.3);
}
.schedule-table td{
  padding: 14px; color: #cfc6d6; border-bottom: 1px solid rgba(198,161,91,.12);
}
.schedule-table tr:hover td{ color: var(--parchment); }

/* ---------- Community / Gallery ---------- */
.community{ background: var(--parchment); }
.gallery-grid{
  display:grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 20px;
}
.gallery-tile{
  aspect-ratio: 4/5; border-radius: var(--radius);
  background-size: cover; background-position:center;
  position:relative; overflow:hidden;
}
.gallery-tile::after{
  content:""; position:absolute; inset:0;
  background: linear-gradient(160deg, rgba(21,18,26,.05), rgba(21,18,26,.35));
}
.tile-1{ background-image: linear-gradient(135deg, #2a2330, #6e2331); }
.tile-2{ background-image: linear-gradient(135deg, #6e2331, #c6a15b); }
.tile-3{ background-image: linear-gradient(135deg, #1e1922, #8a3345); }
.tile-4{ background-image: linear-gradient(135deg, #c6a15b, #2a2330); grid-row: span 2; }
.tile-5{ background-image: linear-gradient(135deg, #8a3345, #1e1922); }
.tile-6{ background-image: linear-gradient(135deg, #2a2330, #c6a15b); }

.testimonial{
  margin: 48px 0 0; padding: 40px; border-left: 2px solid var(--gold);
  background: var(--parchment-2);
}
.testimonial p{
  font-family: var(--font-display); font-style: italic; font-size: 1.3rem;
  color: var(--ink); margin: 0 0 14px; max-width: 60ch;
}
.testimonial cite{ font-family: var(--font-mono); font-size:.78rem; color: var(--wine); font-style:normal; }

/* ---------- Follow / social ---------- */
.follow{ background: var(--ink); }
.follow .eyebrow{ color: var(--gold-soft); }
.follow h2{ color: var(--parchment); }
.social-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 2px; background: rgba(198,161,91,.18); }
.social-card{
  background: var(--ink); padding: 30px; display:flex; flex-direction:column; gap: 6px;
  transition: background .3s var(--ease);
}
.social-card:not(.social-card-static):hover{ background: var(--ink-2); }
.social-kind{ font-family: var(--font-mono); font-size:.68rem; letter-spacing:.1em; text-transform:uppercase; color: var(--taupe); }
.social-name{ font-family: var(--font-display); font-size: 1.15rem; color: var(--parchment); }
.social-arrow{ color: var(--gold); font-family: var(--font-mono); margin-top: 8px; }

/* ---------- Contact ---------- */
.contact{ background: var(--parchment); }
.contact-details{ margin-top: 28px; }
.contact-details li{ font-size:.95rem; margin-bottom: 8px; }
.contact-details strong{ font-family: var(--font-mono); font-size:.72rem; letter-spacing:.06em; text-transform:uppercase; color: var(--wine); display:inline-block; width: 90px; }

.contact-form{ background: var(--parchment-2); padding: 36px; border: 1px solid rgba(110,35,49,.12); }
.field{ margin-bottom: 18px; }
.field label{ display:block; font-family: var(--font-mono); font-size:.72rem; letter-spacing:.06em; text-transform:uppercase; color: var(--wine); margin-bottom:6px; }
.field input, .field select, .field textarea{
  width:100%; padding: 11px 12px; border: 1px solid rgba(110,35,49,.25);
  background: var(--parchment); font-family: var(--font-body); font-size:.95rem; color: var(--ink-text);
  border-radius: var(--radius); resize: vertical;
  transition: border-color .2s var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus{
  outline: 2px solid var(--gold); outline-offset: 1px; border-color: var(--gold);
}
.form-note{ font-family: var(--font-mono); font-size:.8rem; color: var(--wine); min-height: 1.2em; margin-top: 12px; }

/* ---------- Footer ---------- */
.site-footer{ background: var(--ink); padding: 56px 0 26px; }
.footer-row{ display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap: 24px; padding-bottom: 36px; border-bottom: 1px solid rgba(198,161,91,.15); }
.brand-footer{ pointer-events:auto; }
.footer-nav{ display:flex; gap: 22px; flex-wrap:wrap; }
.footer-nav a, .footer-social a{ font-family: var(--font-mono); font-size:.78rem; color: #cfc6d6; opacity:.85; }
.footer-nav a:hover, .footer-social a:hover{ opacity:1; color: var(--gold); }
.footer-social{ display:flex; gap: 18px; }
.footer-bottom{ padding-top: 22px; }
.footer-bottom p{ font-family: var(--font-mono); font-size:.72rem; color: var(--taupe); margin:0; }

/* ---------- Responsive ---------- */
@media (max-width: 900px){
  .main-nav{ display:none; }
  .nav-toggle{ display:block; }
  .header-cta{ display:none; }
  .site-header.nav-open .main-nav{
    display:flex; flex-direction:column; align-items:flex-start; position:fixed; top:78px; left:0; right:0;
    background: var(--ink); padding: 24px 32px 32px; gap: 18px;
    border-bottom: 1px solid rgba(198,161,91,.2);
  }
  .lang-switch{ border-left:none; border-top: 1px solid rgba(198,161,91,.3); padding-left:0; padding-top: 14px; margin-top: 4px; width:100%; }
  .split, .split.reverse{ grid-template-columns: 1fr; gap: 40px; }
  .split.reverse .split-copy, .split.reverse .split-media{ order: initial; }
  .card-grid{ grid-template-columns: repeat(2, 1fr); }
  .instructor-grid{ grid-template-columns: repeat(2,1fr); }
  .instructor-feature{ grid-template-columns: 1fr; text-align:center; }
  .instructor-photo{ max-width: 180px; margin: 0 auto; }
  .social-grid{ grid-template-columns: 1fr; }
  .gallery-grid{ grid-template-columns: repeat(2, 1fr); }
  .tile-4{ grid-row: auto; }
  .hero-sway{ opacity:.4; }
}
@media (max-width: 560px){
  .wrap{ padding: 0 20px; }
  .card-grid{ grid-template-columns: 1fr; }
  .instructor-grid{ grid-template-columns: 1fr; }
  .section{ padding: 76px 0; }
  .hero-content{ padding: 70px 20px 90px; }
}