/* ============================================================
   ARIA MUSIC ACADEMY — design system
   Aubergine + gold, editorial-classical, bilingual EN/AR (RTL)
   ============================================================ */

:root{
  --aubergine:#2e1430;
  --aubergine-2:#3a1b3e;
  --aubergine-deep:#1d0c20;
  --gold:#c9a23f;
  --gold-lite:#e6c878;
  --gold-deep:#ae772b;
  --gold-grad:linear-gradient(105deg,#ae772b 0%,#e6c878 48%,#f3ce46 100%);
  --cream:#f5f0e7;
  --cream-2:#ece2d1;
  --ink:#231119;
  --ink-soft:#5b4a50;
  --line:rgba(201,162,63,.30);
  --line-soft:rgba(35,17,25,.12);
  --shadow:0 26px 60px -28px rgba(29,12,32,.55);
  --maxw:1180px;
  --pad:clamp(20px,5vw,64px);

  --f-display:"Marcellus",Georgia,serif;
  --f-body:"EB Garamond",Georgia,serif;
  --f-ui:"Jost","Marcellus",sans-serif;
}
html[lang="ar"]{
  --f-display:"Amiri",serif;
  --f-body:"IBM Plex Sans Arabic","Amiri",sans-serif;
  --f-ui:"IBM Plex Sans Arabic",sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--cream);color:var(--ink);
  font-family:var(--f-body);font-size:19px;line-height:1.72;
  font-weight:400;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
html[lang="ar"] body{font-size:18px;line-height:1.95}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

h1,h2,h3,h4{font-family:var(--f-display);font-weight:400;line-height:1.12;margin:0;
  letter-spacing:.005em}
html[lang="ar"] h1,html[lang="ar"] h2,html[lang="ar"] h3{line-height:1.4}
h1{font-size:clamp(2.5rem,6vw,4.6rem)}
h2{font-size:clamp(2rem,4.2vw,3.1rem)}
h3{font-size:clamp(1.35rem,2.4vw,1.7rem)}
p{margin:0 0 1.1em}
.container{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad)}

/* ---- eyebrow / labels ---- */
.eyebrow{font-family:var(--f-ui);text-transform:uppercase;letter-spacing:.34em;
  font-size:.72rem;font-weight:500;color:var(--gold-deep);margin:0 0 1.1rem;display:block}
html[lang="ar"] .eyebrow{letter-spacing:.12em;font-size:.85rem}
.dark .eyebrow{color:var(--gold-lite)}

/* ---- gold rule with centered diamond ---- */
.rule{display:flex;align-items:center;gap:14px;margin:1.6rem 0;max-width:240px}
.rule::before,.rule::after{content:"";height:1px;flex:1;background:var(--line)}
.rule i{width:7px;height:7px;transform:rotate(45deg);background:var(--gold);display:block;flex:none}
.rule.center{margin-inline:auto}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;gap:.6em;font-family:var(--f-ui);
  font-weight:500;letter-spacing:.12em;text-transform:uppercase;font-size:.78rem;
  padding:.95em 1.9em;border:1px solid transparent;cursor:pointer;transition:.35s ease;
  border-radius:2px}
html[lang="ar"] .btn{letter-spacing:.02em;font-size:.95rem;text-transform:none}
.btn-gold{background:var(--gold-grad);color:#2a1208;box-shadow:0 12px 30px -14px rgba(174,119,43,.7)}
.btn-gold:hover{filter:brightness(1.06);transform:translateY(-2px)}
.btn-ghost{border-color:var(--line);color:var(--gold-deep)}
.btn-ghost:hover{border-color:var(--gold);background:rgba(201,162,63,.08)}
.dark .btn-ghost{color:var(--gold-lite);border-color:rgba(230,200,120,.4)}
.dark .btn-ghost:hover{background:rgba(230,200,120,.1)}

/* ============================================================
   HEADER
   ============================================================ */
.site-head{position:sticky;top:0;z-index:60;background:rgba(29,12,32,.82);
  backdrop-filter:blur(14px);border-bottom:1px solid rgba(201,162,63,.16)}
.head-inner{display:flex;align-items:center;justify-content:space-between;
  height:78px;gap:24px}
.brand img{height:42px;width:auto}
.nav{display:flex;align-items:center;gap:30px}
.nav a{font-family:var(--f-ui);font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;
  color:#e9dfe6;position:relative;padding:6px 0;transition:color .3s}
html[lang="ar"] .nav a{letter-spacing:0;font-size:1rem;text-transform:none}
.nav a:hover,.nav a[aria-current="page"]{color:var(--gold-lite)}
.nav a::after{content:"";position:absolute;inset-inline-start:0;bottom:0;height:1px;width:0;
  background:var(--gold);transition:width .3s}
.nav a:hover::after,.nav a[aria-current="page"]::after{width:100%}
.head-actions{display:flex;align-items:center;gap:16px}
.lang-switch{font-family:var(--f-ui);font-size:.8rem;letter-spacing:.1em;color:#cdbcc6;
  border:1px solid rgba(201,162,63,.3);padding:.5em .9em;border-radius:2px;transition:.3s}
.lang-switch:hover{color:var(--gold-lite);border-color:var(--gold)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;width:30px;height:24px;
  position:relative}
.nav-toggle span{position:absolute;inset-inline:0;height:1.5px;background:var(--gold-lite);transition:.3s}
.nav-toggle span:nth-child(1){top:2px}.nav-toggle span:nth-child(2){top:11px}.nav-toggle span:nth-child(3){top:20px}

@media(max-width:920px){
  .nav-toggle{display:block}
  .nav{position:fixed;inset:78px 0 auto 0;flex-direction:column;align-items:flex-start;
    gap:0;background:var(--aubergine-deep);padding:10px var(--pad) 28px;
    border-bottom:1px solid var(--line);transform:translateY(-130%);transition:transform .4s ease;
    box-shadow:var(--shadow)}
  .nav.open{transform:translateY(0)}
  .nav a{width:100%;padding:16px 0;border-bottom:1px solid rgba(201,162,63,.1);font-size:.92rem}
  html[lang="ar"] .nav a{font-size:1.1rem}
}

/* ============================================================
   HERO
   ============================================================ */
.hero{position:relative;color:#f6eee6;isolation:isolate;overflow:hidden}
.hero-media{position:absolute;inset:0;z-index:-2}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(29,12,32,.55) 0%,rgba(29,12,32,.78) 60%,rgba(29,12,32,.92) 100%)}
.hero-inner{padding-block:clamp(96px,18vh,200px);max-width:760px}
.hero h1{margin:.2em 0 .35em;font-size:clamp(2.7rem,6.4vw,5rem)}
.hero .lede{font-size:clamp(1.15rem,2vw,1.4rem);color:#e7dbe1;max-width:58ch}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap;margin-top:2.2rem}
.hero-grain{position:absolute;inset:0;z-index:-1;opacity:.5;pointer-events:none;
  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='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
  mix-blend-mode:overlay}

/* subhero stat strip */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);margin-top:3rem;max-width:620px}
.stats div{background:var(--aubergine-deep);padding:1.4rem 1.2rem;text-align:center}
.stats b{font-family:var(--f-display);font-size:1.9rem;color:var(--gold-lite);display:block;line-height:1}
.stats span{font-family:var(--f-ui);font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;
  color:#c8b6c0;margin-top:.5rem;display:block}
html[lang="ar"] .stats span{letter-spacing:0;font-size:.85rem}

/* ============================================================
   SECTIONS
   ============================================================ */
section{padding-block:clamp(64px,9vw,120px)}
.dark{background:var(--aubergine);color:#efe6ec;position:relative}
.dark.deep{background:var(--aubergine-deep)}
.dark h2,.dark h3{color:#f4ead9}
.dark p{color:#d8cad1}
.cream-2{background:var(--cream-2)}
.section-head{max-width:640px;margin-bottom:3rem}
.section-head.center{margin-inline:auto;text-align:center}
.section-head.center .rule{margin-inline:auto}
.lead{font-size:1.18rem;color:var(--ink-soft)}
.dark .lead{color:#d8cad1}

/* split (image + text) */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(32px,5vw,72px);align-items:center}
.split.rev{direction:ltr}
.split-media{position:relative}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;box-shadow:var(--shadow)}
.split-media .frame{position:absolute;inset:14px;border:1px solid var(--line);pointer-events:none}
@media(max-width:840px){.split{grid-template-columns:1fr;gap:32px}}

/* feature / value cards */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,2.4vw,28px)}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(20px,3vw,40px)}
@media(max-width:840px){.grid-3{grid-template-columns:1fr}.grid-2{grid-template-columns:1fr}}
.card{background:var(--cream);border:1px solid var(--line-soft);padding:2.2rem 2rem;
  transition:.4s ease;position:relative}
.dark .card{background:var(--aubergine-2);border-color:rgba(201,162,63,.2)}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--line)}
.card .num{font-family:var(--f-ui);font-size:.74rem;letter-spacing:.2em;color:var(--gold-deep)}
.dark .card .num{color:var(--gold-lite)}
.card h3{margin:.7rem 0 .6rem}
.card p{font-size:1.02rem;margin:0;color:var(--ink-soft)}
.dark .card p{color:#cdbec5}

/* course / pricing-style cards */
.course{background:var(--cream);border:1px solid var(--line);padding:2.4rem;display:flex;
  flex-direction:column;position:relative;overflow:hidden}
.course::before{content:"";position:absolute;inset-block-start:0;inset-inline:0;height:3px;background:var(--gold-grad)}
.course h3{margin-bottom:.3rem}
.course .who{font-family:var(--f-ui);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-deep);margin-bottom:1rem}
html[lang="ar"] .course .who{letter-spacing:0;font-size:.9rem}
.course ul{list-style:none;padding:0;margin:0 0 1.6rem;flex:1}
.course li{padding:.5em 0;border-bottom:1px solid var(--line-soft);font-size:1.02rem;
  display:flex;gap:.7em;align-items:flex-start}
.course li::before{content:"";width:6px;height:6px;flex:none;margin-top:.6em;
  transform:rotate(45deg);background:var(--gold)}

/* instructor */
.instructor{display:grid;grid-template-columns:300px 1fr;gap:clamp(28px,4vw,56px);
  align-items:start;padding-block:clamp(36px,5vw,64px);border-bottom:1px solid var(--line-soft)}
.dark .instructor{border-color:rgba(201,162,63,.18)}
.instructor:last-child{border-bottom:0}
.instructor-photo{aspect-ratio:3/4;background:linear-gradient(160deg,var(--aubergine-2),var(--aubergine-deep));
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;
  color:var(--gold-lite);position:relative;overflow:hidden}
.instructor-photo img{width:100%;height:100%;object-fit:cover}
.instructor-photo .ph{font-family:var(--f-ui);font-size:.7rem;letter-spacing:.2em;text-align:center;
  padding:1rem;opacity:.7}
.instructor .role{font-family:var(--f-ui);font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--gold-deep);margin:.4rem 0 1rem}
html[lang="ar"] .instructor .role{letter-spacing:0;font-size:.95rem}
.dark .instructor .role{color:var(--gold-lite)}
@media(max-width:680px){.instructor{grid-template-columns:1fr}.instructor-photo{max-width:260px}}

/* FAQ */
.faq{max-width:820px;margin-inline:auto}
.faq details{border-bottom:1px solid var(--line-soft);padding:.4rem 0}
.dark .faq details{border-color:rgba(201,162,63,.18)}
.faq summary{cursor:pointer;list-style:none;padding:1.1rem 0;font-family:var(--f-display);
  font-size:1.22rem;display:flex;justify-content:space-between;gap:1rem;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--f-ui);color:var(--gold-deep);font-size:1.4rem;
  transition:.3s}
.dark .faq summary::after{color:var(--gold-lite)}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 0 1.2rem;margin:0;color:var(--ink-soft);font-size:1.05rem}
.dark .faq details p{color:#cdbec5}

/* CTA band */
.cta-band{background:var(--aubergine-deep);color:#f4ead9;text-align:center;position:relative;overflow:hidden}
.cta-band .container{position:relative;z-index:1}
.cta-band h2{margin-bottom:.6rem}
.cta-band p{max-width:54ch;margin-inline:auto;color:#d8cad1}
.cta-band .hero-cta{justify-content:center;margin-top:1.8rem}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,64px)}
@media(max-width:840px){.contact-grid{grid-template-columns:1fr}}
.contact-list{list-style:none;padding:0;margin:0}
.contact-list li{padding:1.1rem 0;border-bottom:1px solid var(--line-soft);
  display:flex;flex-direction:column;gap:.2rem}
.dark .contact-list li{border-color:rgba(201,162,63,.18)}
.contact-list .k{font-family:var(--f-ui);font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--gold-deep)}
html[lang="ar"] .contact-list .k{letter-spacing:0;font-size:.88rem}
.dark .contact-list .k{color:var(--gold-lite)}
.contact-list .v{font-size:1.15rem}
.contact-list a.v:hover{color:var(--gold-deep)}
.form-field{margin-bottom:1.2rem;display:flex;flex-direction:column;gap:.4rem}
.form-field label{font-family:var(--f-ui);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-soft)}
html[lang="ar"] .form-field label{letter-spacing:0;font-size:.9rem}
.form-field input,.form-field select,.form-field textarea{
  font-family:var(--f-body);font-size:1.05rem;padding:.85em 1em;background:#fff;
  border:1px solid var(--line-soft);border-radius:2px;color:var(--ink);width:100%}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(201,162,63,.14)}
.form-note{font-size:.92rem;color:var(--ink-soft);margin-top:.4rem}

/* prose blocks */
.prose{max-width:760px}
.prose p{font-size:1.12rem}
.prose h2{margin:2.2rem 0 1rem}
.prose h3{margin:1.8rem 0 .7rem}
.prose ul{padding-inline-start:1.2em}
.prose li{margin-bottom:.5em}

/* breadcrumb */
.crumbs{font-family:var(--f-ui);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--ink-soft);padding-top:1.6rem}
html[lang="ar"] .crumbs{letter-spacing:0;font-size:.9rem}
.crumbs a:hover{color:var(--gold-deep)}
.crumbs span{margin-inline:.5em;color:var(--gold-deep)}

/* page-top (interior hero) */
.page-top{background:var(--aubergine);color:#f4ead9;position:relative;overflow:hidden}
.page-top::after{content:"";position:absolute;inset:0;background:radial-gradient(120% 100% at 80% 0,rgba(201,162,63,.16),transparent 60%)}
.page-top .container{position:relative;z-index:1;padding-block:clamp(48px,7vw,84px)}
.page-top h1{margin:.4rem 0 0;max-width:18ch}
.page-top .lede{color:#d8cad1;font-size:1.18rem;max-width:60ch;margin-top:1rem}

/* ============================================================
   FOOTER
   ============================================================ */
.site-foot{background:var(--aubergine-deep);color:#cdbcc6;padding-block:clamp(48px,6vw,80px) 28px;
  border-top:1px solid rgba(201,162,63,.18)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
@media(max-width:840px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.foot-grid{grid-template-columns:1fr}}
.foot-brand img{height:46px;margin-bottom:1.2rem}
.foot-brand p{font-size:1rem;color:#bda9b4;max-width:34ch}
.site-foot h4{font-family:var(--f-ui);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--gold-lite);margin:0 0 1.2rem}
html[lang="ar"] .site-foot h4{letter-spacing:0;font-size:.95rem}
.foot-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.7rem}
.foot-links a{font-size:1rem;color:#cdbcc6;transition:color .3s}
.foot-links a:hover{color:var(--gold-lite)}
.foot-bottom{border-top:1px solid rgba(201,162,63,.14);margin-top:3rem;padding-top:1.6rem;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  font-family:var(--f-ui);font-size:.74rem;letter-spacing:.08em;color:#9c8893}
html[lang="ar"] .foot-bottom{letter-spacing:0;font-size:.88rem}
.foot-social{display:flex;gap:14px}
.foot-social a{width:36px;height:36px;border:1px solid rgba(201,162,63,.3);border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:var(--gold-lite);transition:.3s}
.foot-social a:hover{background:var(--gold);color:var(--aubergine-deep);border-color:var(--gold)}
.foot-social svg{width:16px;height:16px}

/* whatsapp float */
.wa-float{position:fixed;inset-block-end:22px;inset-inline-end:22px;z-index:80;width:56px;height:56px;
  border-radius:50%;background:#25d366;display:flex;align-items:center;justify-content:center;
  box-shadow:0 14px 30px -10px rgba(0,0,0,.4);transition:.3s}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:30px;height:30px;fill:#fff}

/* ============================================================
   MOTION (progressive — visible without JS)
   ============================================================ */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s ease}
.js .reveal.in{opacity:1;transform:none}
.js .reveal.d1{transition-delay:.08s}.js .reveal.d2{transition-delay:.16s}
.js .reveal.d3{transition-delay:.24s}.js .reveal.d4{transition-delay:.32s}
@media(prefers-reduced-motion:reduce){
  .js .reveal{opacity:1!important;transform:none!important;transition:none}
  html{scroll-behavior:auto}
}

/* RTL fine-tuning */
html[dir="rtl"] .split.rev{direction:rtl}
html[dir="rtl"] .nav-toggle span{inset-inline:0}