/* ============================================================
   UMAI GROUP — dark editorial redesign
   ============================================================ */
:root{
  --bg:        #0a0b0d;
  --bg-2:      #101216;
  --bg-3:      #0d0f13;
  --surface:   #14171d;
  --surface-2: #191d24;
  --border:    rgba(255,255,255,.09);
  --border-2:  rgba(255,255,255,.16);

  --text:      #f3f4f0;
  --text-2:    #b9bdc4;
  --text-dim:  #7d828b;

  --accent:    #c2f27a;   /* mint-lime */
  --accent-2:  #a9e85c;
  --accent-dim:#9fb87a;
  --wa:        #25d366;

  --serif: "Fraunces", Georgia, serif;
  --sans:  "Inter", system-ui, -apple-system, sans-serif;
  --mono:  "Space Mono", ui-monospace, monospace;

  --maxw: 1180px;
  --radius: 16px;
  --radius-sm: 10px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,video{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
em{font-style:italic}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.container-narrow{max-width:820px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--sans);font-weight:600;font-size:15px;
  padding:14px 26px;border-radius:100px;border:1px solid transparent;
  cursor:pointer;transition:.2s ease;white-space:nowrap;line-height:1.1;
}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-accent{background:var(--accent);color:#0a1400;border-color:var(--accent)}
.btn-accent:hover{background:var(--accent-2);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--border-2)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn-block{width:100%}
@media(max-width:420px){.btn{white-space:normal}}

/* ---------- in-app banner ---------- */
.inapp-banner{
  position:sticky;top:0;z-index:200;
  background:var(--accent);color:#0a1400;
  display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;
  padding:10px 16px;font-size:14px;font-weight:500;text-align:center;
}
.inapp-banner[hidden]{display:none}
.inapp-banner button{
  background:#0a1400;color:var(--accent);border:none;border-radius:100px;
  padding:6px 14px;font-weight:600;cursor:pointer;font-family:var(--sans);
}

/* ---------- top bar ---------- */
.topbar{border-bottom:1px solid var(--border);background:var(--bg-3);font-size:13px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:42px;gap:16px}
.topbar-left{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.topbar-link{color:var(--text-2);transition:.2s}
.topbar-link:hover{color:var(--accent)}
.topbar-muted{color:var(--text-dim)}
.lang-toggle{display:flex;gap:2px;background:var(--surface);border:1px solid var(--border);border-radius:100px;padding:3px}
.lang-toggle button{
  background:none;border:none;color:var(--text-dim);font-family:var(--sans);
  font-size:12px;font-weight:600;padding:4px 12px;border-radius:100px;cursor:pointer;transition:.2s;
}
.lang-toggle button.active{background:var(--accent);color:#0a1400}
@media(max-width:640px){.topbar-muted{display:none}.topbar-left{gap:14px}}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:150;background:rgba(10,11,13,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
.brand{display:flex;align-items:center;gap:12px}
.brand-logo{height:38px;width:auto}
.brand-word{font-family:var(--serif);font-weight:600;font-size:23px;letter-spacing:.14em}
.brand-word-accent{color:var(--accent);margin-left:.28em}
.main-nav{display:flex;gap:30px}
.main-nav a{font-size:15px;color:var(--text-2);font-weight:500;transition:.2s}
.main-nav a:hover{color:var(--accent)}
.header-actions{display:flex;align-items:center;gap:14px}

.burger{display:none;flex-direction:column;justify-content:center;gap:5px;width:42px;height:42px;background:none;border:1px solid var(--border-2);border-radius:10px;cursor:pointer}
.burger span{display:block;width:18px;height:2px;background:var(--text);margin:0 auto;transition:.25s}
.burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.is-open span:nth-child(2){opacity:0}
.burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.mobile-nav{display:none;flex-direction:column;gap:4px;padding:16px 24px 24px;border-bottom:1px solid var(--border);background:var(--bg-2)}
.mobile-nav a{padding:12px 4px;color:var(--text-2);font-weight:500;border-bottom:1px solid var(--border)}
.mobile-nav a.btn{margin-top:12px;justify-content:center;border-bottom:none;color:#0a1400}
.site-header.menu-open .mobile-nav{display:flex}

@media(max-width:900px){
  .main-nav{display:none}
  .header-actions .btn-sm{display:none}
  .burger{display:flex}
}

/* ---------- hero ---------- */
.hero{position:relative;padding:96px 0 84px;overflow:hidden;border-bottom:1px solid var(--border)}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(1000px 500px at 78% -8%, rgba(194,242,122,.10), transparent 60%),
    radial-gradient(700px 500px at 8% 110%, rgba(194,242,122,.05), transparent 55%),
    linear-gradient(180deg,#0c0e12,#0a0b0d);
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 70% 30%,#000,transparent 75%);
}
.hero-inner{position:relative;z-index:1;max-width:1000px}
.eyebrow{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:26px}
.eyebrow-badge{
  border:1px solid var(--border-2);border-radius:100px;padding:7px 16px;
  font-size:12px;font-weight:600;letter-spacing:.12em;color:var(--accent);
}
.eyebrow-text{font-size:13px;letter-spacing:.14em;color:var(--text-dim);font-weight:500}
.hero-title{
  font-family:var(--serif);font-weight:400;
  font-size:clamp(2.6rem,6vw,4.7rem);line-height:1.05;letter-spacing:-.01em;
  margin-bottom:26px;
}
.hero-title em{color:var(--accent);font-weight:500}
.hero-title span,.hero-title em{display:inline}
.hero-sub{font-size:clamp(1.02rem,1.6vw,1.22rem);color:var(--text-2);max-width:640px;margin-bottom:36px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:56px}
.hero-stats{display:flex;gap:48px;flex-wrap:wrap;padding-top:34px;border-top:1px solid var(--border)}
.hero-stat{display:flex;flex-direction:column;gap:4px}
.hero-stat-num{font-family:var(--mono);font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:700;color:var(--text)}
.hero-stat-label{font-size:13.5px;color:var(--text-dim);max-width:180px}
@media(max-width:640px){.hero{padding:64px 0 60px}.hero-stats{gap:28px}}

/* ---------- section base ---------- */
.section{padding:96px 0}
.section-alt{background:var(--bg-2)}
.section-dark{background:#07080a}
@media(max-width:640px){.section{padding:64px 0}}

.section-head{max-width:760px;margin-bottom:52px}
.section-kicker{
  display:inline-block;font-size:12.5px;font-weight:600;letter-spacing:.16em;
  color:var(--accent);margin-bottom:16px;
}
.section-title{
  font-family:var(--serif);font-weight:400;
  font-size:clamp(1.9rem,4vw,3rem);line-height:1.1;letter-spacing:-.01em;color:var(--text);
}
.section-title em{color:var(--accent);font-weight:500}

/* ---------- pains ---------- */
.pains-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pain-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:28px 26px;transition:.25s;
}
.pain-card:hover{border-color:var(--border-2);transform:translateY(-3px)}
.pain-i{font-family:var(--mono);font-size:14px;color:var(--accent);font-weight:700;display:block;margin-bottom:14px}
.pain-card p{color:var(--text-2);font-size:15.5px}
@media(max-width:820px){.pains-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.pains-grid{grid-template-columns:1fr}}

/* ---------- why ---------- */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.why-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:26px 22px;transition:.25s;position:relative;
}
.why-card::before{content:"";position:absolute;top:24px;left:22px;width:22px;height:2px;background:var(--accent);border-radius:2px}
.why-card:hover{border-color:var(--accent);background:var(--surface-2);transform:translateY(-3px)}
.why-card h3{font-size:16.5px;font-weight:600;margin:22px 0 8px}
.why-card p{font-size:14px;color:var(--text-2)}
@media(max-width:980px){.why-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.why-grid{grid-template-columns:1fr}}

/* ---------- teachers ---------- */
.teacher-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.teacher-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;transition:.25s;
}
.teacher-card:hover{border-color:var(--border-2);transform:translateY(-4px)}
.teacher-photo{position:relative;aspect-ratio:1/1;background:linear-gradient(180deg,#eef1f6 0%,#dde3ec 100%);display:flex;align-items:center;justify-content:center}
.teacher-photo img{width:100%;height:100%;object-fit:cover;object-position:top center;position:relative;z-index:1}
.teacher-initials{position:absolute;z-index:0;font-family:var(--serif);font-size:3.4rem;color:var(--accent-dim);opacity:.5;letter-spacing:.05em}
.teacher-photo:not(.noimg) .teacher-initials{display:none}
.teacher-photo.noimg{background:linear-gradient(160deg,#1b2016,#12151a)}
.teacher-photo.noimg img{display:none}
.teacher-body{padding:22px 22px 26px}
.teacher-name{font-family:var(--serif);font-weight:500;font-size:20px;margin-bottom:8px}
.teacher-subjects{font-size:13.5px;color:var(--text-dim)}
@media(max-width:980px){.teacher-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.teacher-grid{grid-template-columns:1fr}}

/* ---------- gallery ---------- */
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gallery-item{position:relative;aspect-ratio:4/3;border-radius:var(--radius);overflow:hidden;background:var(--surface);border:1px solid var(--border)}
.gallery-item img,.gallery-item video{width:100%;height:100%;object-fit:cover}
.gallery-item.noimg img{display:none}
.gallery-item.noimg::after{content:"UMAI GROUP";position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:var(--text-dim);font-family:var(--serif);letter-spacing:.12em;font-size:15px;background:linear-gradient(160deg,#14180f,#101319)}
.gallery-video::after{content:"UMAI GROUP";position:absolute;inset:0;z-index:0;display:flex;align-items:center;justify-content:center;color:var(--text-dim);font-family:var(--serif);letter-spacing:.12em;font-size:15px;background:linear-gradient(160deg,#14180f,#101319)}
.gallery-video video,.gallery-video .play-btn{position:relative;z-index:1}
.play-btn{
  position:absolute;inset:0;margin:auto;width:64px;height:64px;border-radius:50%;
  background:rgba(194,242,122,.92);border:none;cursor:pointer;transition:.2s;
}
.play-btn::before{content:"";position:absolute;top:50%;left:54%;transform:translate(-50%,-50%);border-style:solid;border-width:11px 0 11px 18px;border-color:transparent transparent transparent #0a1400}
.play-btn:hover{transform:scale(1.08)}
.gallery-video.is-playing .play-btn{display:none}
@media(max-width:820px){.gallery-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.gallery-grid{grid-template-columns:1fr}}

/* ---------- programs / tabs ---------- */
.tabs{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:var(--surface)}
.tab-btns{display:flex;flex-wrap:wrap;border-bottom:1px solid var(--border);background:var(--bg-3)}
.tab-btn{
  flex:1;min-width:90px;background:none;border:none;border-bottom:2px solid transparent;
  color:var(--text-dim);font-family:var(--sans);font-weight:600;font-size:15px;
  padding:18px 12px;cursor:pointer;transition:.2s;
}
.tab-btn:hover{color:var(--text)}
.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent);background:var(--surface)}
.tab-panel{display:none;padding:34px 32px 38px}
.tab-panel.active{display:block;animation:fade .3s ease}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.tab-meta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.tab-meta span{font-size:13px;font-weight:600;color:var(--accent);border:1px solid var(--border-2);border-radius:100px;padding:5px 14px}
.tab-date{color:var(--text-2)!important}
.tab-desc{color:var(--text-2);font-size:16px;max-width:640px;margin-bottom:22px}
.tab-list{list-style:none;display:flex;flex-wrap:wrap;gap:10px}
.tab-list li{
  font-size:14px;color:var(--text);background:var(--bg-2);border:1px solid var(--border);
  border-radius:100px;padding:8px 16px;
}
@media(max-width:560px){.tab-panel{padding:26px 20px 30px}}

/* ---------- process ---------- */
.process-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.process-step{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:34px 28px}
.process-num{font-family:var(--serif);font-size:2.6rem;color:var(--accent);display:block;line-height:1;margin-bottom:18px}
.process-step h3{font-family:var(--serif);font-weight:500;font-size:22px;margin-bottom:10px}
.process-step p{color:var(--text-2);font-size:15px}
@media(max-width:760px){.process-grid{grid-template-columns:1fr}}

/* ---------- reviews ---------- */
.reviews-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:30px 28px}
.review-card p{font-family:var(--serif);font-weight:400;font-size:17.5px;line-height:1.5;color:var(--text);margin-bottom:20px}
.review-card footer{font-size:14px;color:var(--accent);font-weight:500;font-style:normal}
@media(max-width:820px){.reviews-grid{grid-template-columns:1fr}}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}
.faq-q{
  width:100%;text-align:left;background:none;border:none;cursor:pointer;
  font-family:var(--sans);font-weight:600;font-size:16.5px;color:var(--text);
  padding:22px 56px 22px 24px;position:relative;
}
.faq-q::after{content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);font-size:24px;color:var(--accent);transition:.25s;font-weight:400}
.faq-item.open .faq-q::after{transform:translateY(-50%) rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 24px 22px;color:var(--text-2);font-size:15.5px}

/* ---------- lead form ---------- */
.lead-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:44px 40px}
.lead-card .section-head{margin-bottom:30px}
.lead-sub{color:var(--text-2);font-size:15.5px;margin-top:14px}
.lead-form{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:13.5px;font-weight:600;color:var(--text-2)}
.field input,.field select{
  background:var(--bg-2);border:1px solid var(--border-2);border-radius:var(--radius-sm);
  padding:13px 15px;color:var(--text);font-family:var(--sans);font-size:15px;transition:.2s;
}
.field input:focus,.field select:focus{outline:none;border-color:var(--accent)}
.field select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23c2f27a' d='M6 8 0 0h12z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 15px center}
.lead-form .btn-block{grid-column:1/-1;margin-top:6px}
.lead-note{grid-column:1/-1;font-size:12.5px;color:var(--text-dim);text-align:center}
@media(max-width:560px){.lead-card{padding:32px 22px}.lead-form{grid-template-columns:1fr}}

/* ---------- footer ---------- */
.footer{background:#07080a;border-top:1px solid var(--border);padding:60px 0 0}
.footer-inner{display:grid;grid-template-columns:1.6fr 1fr 1.3fr;gap:40px;padding-bottom:44px}
.footer-word{font-size:24px;display:inline-block;margin-bottom:16px}
.footer-brand p{color:var(--text-dim);font-size:14.5px;max-width:320px}
.footer-col h4{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-dim);margin-bottom:16px;font-weight:600}
.footer-col a{display:block;color:var(--text-2);font-size:14.5px;padding:5px 0;transition:.2s}
.footer-col a:hover{color:var(--accent)}
.footer-muted{display:block;color:var(--text-dim);font-size:13.5px;padding-top:6px}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:22px;padding-bottom:26px;border-top:1px solid var(--border);color:var(--text-dim);font-size:13.5px}
.footer-bottom .wa-link{color:var(--accent);font-weight:500}
@media(max-width:760px){.footer-inner{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
@media(max-width:480px){.footer-inner{grid-template-columns:1fr}}

/* ---------- floating WA ---------- */
.fab-wa{
  position:fixed;right:22px;bottom:22px;z-index:120;
  width:58px;height:58px;border-radius:50%;background:var(--wa);color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 30px rgba(37,211,102,.4);transition:.2s;
}
.fab-wa:hover{transform:scale(1.08)}

/* ---------- reveal animation ---------- */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}