/* ============ Peral Hub — Global Styles ============ */
:root{
  --teal:#0f4c5c;
  --teal-dark:#0a3642;
  --teal-light:#e3f1f2;
  --green:#25d366;
  --green-dark:#1da851;
  --amber:#f59e0b;
  --ink:#16262c;
  --muted:#5b7079;
  --bg:#f7fbfa;
  --white:#ffffff;
  --line:#dce8e8;
  --radius:16px;
  --shadow:0 10px 30px rgba(15,76,92,.10);
  --shadow-sm:0 4px 14px rgba(15,76,92,.08);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{width:min(1160px,92%);margin:0 auto}
section{padding:72px 0}
.section-head{text-align:center;max-width:680px;margin:0 auto 44px}
.eyebrow{display:inline-block;background:var(--teal-light);color:var(--teal);font-weight:700;
  font-size:13px;letter-spacing:.12em;text-transform:uppercase;padding:6px 14px;border-radius:999px;margin-bottom:14px}
h1,h2,h3,h4{line-height:1.25;color:var(--teal-dark);font-weight:800}
h1{font-size:clamp(30px,5vw,48px)}
h2{font-size:clamp(24px,3.4vw,34px);margin-bottom:12px}
.section-head p{color:var(--muted)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:700;border-radius:12px;
  padding:14px 26px;font-size:15px;transition:.2s;cursor:pointer;border:2px solid transparent;white-space:nowrap}
.btn-wa{background:var(--green);color:#fff}
.btn-wa:hover{background:var(--green-dark);transform:translateY(-2px)}
.btn-teal{background:var(--teal);color:#fff}
.btn-teal:hover{background:var(--teal-dark);transform:translateY(-2px)}
.btn-outline{border-color:var(--teal);color:var(--teal);background:transparent}
.btn-outline:hover{background:var(--teal);color:#fff}
.btn-sm{padding:10px 18px;font-size:14px;border-radius:10px}

/* ---------- Header ---------- */
header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.logo img{height:48px;width:auto;background:#fff;border-radius:10px;padding:3px 8px;display:block;border:1px solid var(--line)}
.nav-links{display:flex;gap:20px;list-style:none;align-items:center}
.nav-links a{font-weight:600;font-size:14.5px;color:var(--ink);white-space:nowrap}
.nav-links a:hover{color:var(--teal)}
.nav-cta{display:flex;gap:12px;align-items:center}
.burger{display:none;background:none;border:none;cursor:pointer;flex-direction:column;gap:5px}
.burger span{width:26px;height:3px;background:var(--teal);border-radius:3px}
.mobile-menu{display:none;background:#fff;border-bottom:1px solid var(--line);padding:10px 0 18px}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:12px 6%;font-weight:600;border-top:1px solid var(--line)}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(135deg,#0f4c5c 0%,#126174 55%,#1a7a8c 100%);color:#fff;padding:80px 0 90px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;top:-120px;width:380px;height:380px;
  background:radial-gradient(circle,rgba(37,211,102,.25),transparent 70%);border-radius:50%}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;position:relative;z-index:1}
.hero h1{color:#fff;margin-bottom:18px}
.hero h1 .hl{color:var(--green)}
.hero p{font-size:18px;color:#d8ecef;margin-bottom:30px;max-width:540px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}
.hero .btn-outline{border-color:#fff;color:#fff}
.hero .btn-outline:hover{background:#fff;color:var(--teal)}
.hero-stats{display:flex;gap:34px;flex-wrap:wrap}
.hero-stats .num{font-size:28px;font-weight:800;color:var(--green)}
.hero-stats .lbl{font-size:13px;color:#c7e3e6}
.hero-card{background:#fff;border-radius:20px;padding:14px;box-shadow:0 24px 60px rgba(0,0,0,.25)}
.hero-card img{border-radius:12px}
.hero-badge{position:absolute;background:#fff;color:var(--teal);font-weight:700;font-size:14px;
  padding:10px 16px;border-radius:12px;box-shadow:var(--shadow);display:flex;gap:8px;align-items:center}
.hb1{left:-18px;bottom:36px}
.hb2{right:-14px;top:30px;background:var(--green);color:#fff}

/* ---------- Course cards ---------- */
.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.course-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  display:flex;flex-direction:column;gap:10px;transition:.25s;position:relative}
.course-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:transparent}
.course-code{font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--teal);background:var(--teal-light);
  display:inline-block;padding:4px 10px;border-radius:8px;align-self:flex-start}
.course-card h3{font-size:18px}
.price{font-size:20px;font-weight:800;color:var(--green-dark)}
.price small{font-size:12px;color:var(--muted);font-weight:600;display:block}
.course-card .btn{margin-top:auto;justify-content:center}
.center{text-align:center;margin-top:40px}

/* ---------- Steps ---------- */
.steps{background:var(--white)}
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.step{background:var(--bg);border-radius:var(--radius);padding:32px 26px;text-align:center;position:relative}
.step .n{width:52px;height:52px;border-radius:50%;background:var(--teal);color:#fff;font-weight:800;
  font-size:22px;display:grid;place-items:center;margin:0 auto 16px}
.step h3{font-size:18px;margin-bottom:8px}
.step p{color:var(--muted);font-size:14.5px}

/* ---------- Features ---------- */
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.feat{background:#fff;border-radius:var(--radius);padding:28px 22px;border:1px solid var(--line)}
.feat .ico{width:48px;height:48px;border-radius:12px;background:var(--teal-light);display:grid;place-items:center;margin-bottom:14px}
.feat h3{font-size:16.5px;margin-bottom:6px}
.feat p{font-size:14px;color:var(--muted)}

/* ---------- About ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.about-points{list-style:none;margin:20px 0 28px;display:grid;gap:12px}
.about-points li{display:flex;gap:10px;align-items:flex-start;font-weight:600}
.about-points svg{flex:0 0 auto;margin-top:3px}

/* ---------- Testimonials ---------- */
.testi{background:var(--teal-dark);color:#fff}
.testi h2{color:#fff}
.testi .section-head p{color:#b9d6da}
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.t-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:26px}
.t-card .stars{color:#ffc83d;letter-spacing:2px;margin-bottom:12px;font-size:15px}
.t-card p{font-size:14.5px;color:#e4f1f3;margin-bottom:18px}
.t-person{display:flex;align-items:center;gap:12px}
.avatar{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;font-weight:800;color:#fff;font-size:16px;flex:0 0 auto}
.a1{background:#0ea5e9}.a2{background:#8b5cf6}.a3{background:#f97316}.a4{background:#ec4899}.a5{background:#10b981}
.t-person .nm{font-weight:700;font-size:15px}
.t-person .cls{font-size:12.5px;color:#9ec6cb}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:14px;overflow:hidden}
.faq-q{width:100%;text-align:left;background:none;border:none;padding:20px 24px;font-size:16px;font-weight:700;
  color:var(--teal-dark);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:14px;font-family:inherit}
.faq-q .plus{font-size:24px;color:var(--green-dark);transition:.25s;flex:0 0 auto}
.faq-item.open .plus{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 24px;color:var(--muted)}
.faq-item.open .faq-a{max-height:320px;padding:0 24px 20px}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(120deg,var(--green) 0%,#17b357 100%);border-radius:24px;
  padding:54px 40px;text-align:center;color:#fff}
.cta-band h2{color:#fff;margin-bottom:10px}
.cta-band p{font-size:17px;margin-bottom:26px;opacity:.95}
.cta-band .btn{background:#fff;color:var(--green-dark);font-size:17px;padding:16px 34px}
.cta-band .btn:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,.18)}

/* ---------- Footer ---------- */
footer{background:var(--teal-dark);color:#bcd6da;padding:60px 0 26px;margin-top:72px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px;margin-bottom:40px}
footer h4{color:#fff;font-size:15px;margin-bottom:16px}
footer ul{list-style:none;display:grid;gap:9px;font-size:14px}
footer a:hover{color:var(--green)}
.foot-logo{background:#fff;border-radius:12px;padding:10px 16px;display:inline-block;margin-bottom:16px}
.foot-logo img{height:38px;background:transparent;padding:0;border-radius:0;border:none}
.soon-badge{display:inline-block;background:#fff3d6;color:#9a6b00;font-weight:800;font-size:11px;
  letter-spacing:.08em;text-transform:uppercase;padding:4px 10px;border-radius:999px;margin-bottom:10px}
.bank-details{background:#fff;border:1px solid var(--line);border-left:5px solid var(--teal);
  border-radius:14px;padding:26px 28px;margin:22px 0;max-width:680px}
.bank-details .row{display:flex;justify-content:space-between;gap:16px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:15px;flex-wrap:wrap}
.bank-details .row:last-child{border-bottom:none}
.bank-details .k{font-weight:700;color:var(--teal-dark)}
.bank-details .v{color:var(--muted);font-weight:600}
.teacher-photo{width:124px;height:124px;border-radius:50%;object-fit:cover;margin:0 auto 16px;
  border:4px solid var(--teal-light);box-shadow:var(--shadow-sm)}
.teacher-card .sub{color:var(--green-dark);font-weight:700;font-size:13.5px;margin:4px 0 8px}
.teacher-card .deg{font-size:13.5px;color:var(--muted);margin-bottom:6px}
.teacher-card .exp{font-size:13px;color:var(--muted)}
.fee-table{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);margin:26px 0}
.fee-table th{background:var(--teal);color:#fff;text-align:left;padding:16px 20px;font-size:14px}
.fee-table td{padding:15px 20px;border-bottom:1px solid var(--line);font-size:15px}
.fee-table tr:last-child td{border-bottom:none}
.fee-table tr:nth-child(even){background:var(--bg)}
.fee-table .amt{font-weight:800;color:var(--green-dark);white-space:nowrap}
.pay-methods{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin:24px 0}
.pay-method{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;text-align:center}
.pay-method .pm-ico{width:54px;height:54px;border-radius:14px;background:var(--teal-light);display:grid;place-items:center;margin:0 auto 14px}
.pay-method h3{font-size:17px;margin-bottom:6px}
.pay-method p{font-size:13.5px;color:var(--muted)}
.steps-list{counter-reset:s;list-style:none;display:grid;gap:16px;margin:22px 0}
.steps-list li{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 22px 20px 70px;position:relative;font-weight:600}
.steps-list li::before{counter-increment:s;content:counter(s);position:absolute;left:18px;top:18px;width:38px;height:38px;
  background:var(--teal);color:#fff;border-radius:50%;display:grid;place-items:center;font-weight:800}
.steps-list li span{display:block;font-weight:400;color:var(--muted);font-size:14px;margin-top:4px}
.more-faculty{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:14px}
.more-faculty span{background:var(--teal-light);color:var(--teal);font-weight:700;font-size:13.5px;padding:8px 16px;border-radius:999px}
@media(max-width:680px){.pay-methods{grid-template-columns:1fr}}
.socials{display:flex;gap:10px;margin-top:14px}
.socials a{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.1);display:grid;place-items:center}
.socials a:hover{background:var(--green)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:13px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* ---------- Floating WhatsApp ---------- */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:200;background:var(--green);width:60px;height:60px;
  border-radius:50%;display:grid;place-items:center;box-shadow:0 10px 26px rgba(37,211,102,.45);animation:pulse 2s infinite}
.wa-float:hover{background:var(--green-dark)}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,.5)}70%{box-shadow:0 0 0 16px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{position:relative;padding:84px 0;text-align:center;overflow:hidden;
  background:linear-gradient(135deg,var(--teal-dark),var(--teal))}
.page-hero::before{content:"";position:absolute;inset:0;z-index:0;
  background:linear-gradient(rgba(10,54,66,.84),rgba(15,76,92,.9)),var(--cover,none) center/cover no-repeat}
.page-hero .container{position:relative;z-index:1}
.page-hero h1{color:#fff;margin-bottom:10px}
.page-hero p{color:#d2e8eb;max-width:680px;margin:0 auto}

/* ---------- Scroll reveal animations ---------- */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---------- Animated counters ---------- */
.counter{font-variant-numeric:tabular-nums}

/* ---------- Subject chips strip ---------- */
.chip-strip{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;max-width:900px;margin:0 auto}
.chip-strip span{background:#fff;border:1px solid var(--line);color:var(--teal-dark);font-weight:700;
  font-size:14.5px;padding:11px 20px;border-radius:999px;box-shadow:var(--shadow-sm);transition:.2s}
.chip-strip span:hover{background:var(--teal);color:#fff;transform:translateY(-3px);border-color:var(--teal)}

/* ---------- Richer card hover ---------- */
.course-card{overflow:hidden}
.course-card::before{content:"";position:absolute;inset:0 0 auto 0;height:4px;
  background:linear-gradient(90deg,var(--teal),var(--green));transform:scaleX(0);transform-origin:left;transition:transform .3s ease}
.course-card:hover::before{transform:scaleX(1)}
.teacher-card{transition:.25s}
.teacher-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.teacher-photo{transition:.3s}
.teacher-card:hover .teacher-photo{transform:scale(1.05)}

/* ---------- Image frame ---------- */
.img-frame{border-radius:20px;overflow:hidden;box-shadow:var(--shadow);position:relative}
.img-frame img{width:100%;height:100%;object-fit:cover}

/* ---------- Student portal ---------- */
.portal-wrap{max-width:520px;margin:0 auto}
.login-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:40px 34px;
  box-shadow:var(--shadow);text-align:center}
.login-card .lock{width:72px;height:72px;border-radius:50%;background:var(--teal-light);display:grid;
  place-items:center;margin:0 auto 18px}
.login-card input{width:100%;padding:15px 18px;border:2px solid var(--line);border-radius:12px;
  font-size:18px;text-align:center;letter-spacing:.4em;margin:18px 0 14px;font-family:inherit}
.login-card input:focus{outline:none;border-color:var(--teal)}
.login-msg{color:#dc2626;font-size:14px;font-weight:600;min-height:20px;margin-bottom:8px}
.portal-panel{display:none}
.portal-panel.open{display:block}
.meet-box{background:linear-gradient(120deg,#0f4c5c,#1a7a8c);color:#fff;border-radius:20px;
  padding:36px 30px;text-align:center;margin-bottom:30px}
.meet-box h2{color:#fff}
.meet-box p{color:#d2e8eb;margin:8px 0 22px}
.schedule{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm);margin-bottom:26px}
.schedule th{background:var(--teal);color:#fff;padding:14px 16px;text-align:left;font-size:14px}
.schedule td{padding:14px 16px;border-bottom:1px solid var(--line);font-size:14.5px}
.schedule tr:last-child td{border-bottom:none}
.join-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:26px 0}
.join-steps .step{background:#fff;border:1px solid var(--line)}
@media(max-width:960px){.join-steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.join-steps{grid-template-columns:1fr}}
.rule-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 30px}
.rule-list li{margin-bottom:10px;color:var(--muted)}
.rule-list li strong{color:var(--teal-dark)}

/* ---------- Stats band ---------- */
.stats-band{background:linear-gradient(120deg,var(--teal-dark),var(--teal));color:#fff;border-radius:24px;
  padding:44px 30px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stats-band .num{font-size:38px;font-weight:800;color:var(--green);line-height:1.1}
.stats-band .lbl{font-size:14px;color:#c7e3e6;margin-top:6px}
@media(max-width:680px){.stats-band{grid-template-columns:repeat(2,1fr);padding:32px 18px}}

/* ---------- Generic content ---------- */
.prose{max-width:820px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:40px}
.prose h2{font-size:22px;margin:28px 0 10px}
.prose h2:first-child{margin-top:0}
.prose p,.prose li{color:var(--muted)}
.prose ul{padding-left:22px;margin:10px 0;display:grid;gap:8px}
.pay-box{background:var(--teal-light);border-radius:14px;padding:22px;margin:16px 0;border-left:5px solid var(--teal)}
.pay-box h3{font-size:17px;margin-bottom:6px}
.teacher-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.teacher-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 24px;text-align:center}
.teacher-card .avatar{width:84px;height:84px;font-size:28px;margin:0 auto 16px}
.verified{display:inline-flex;gap:6px;align-items:center;background:#e9f9ef;color:var(--green-dark);
  font-weight:700;font-size:12.5px;padding:5px 12px;border-radius:999px;margin-top:10px}
.placeholder-note{background:#fff8e6;border:1px solid #f2d488;color:#8a6416;border-radius:12px;padding:16px 20px;font-size:14.5px;margin-bottom:30px;text-align:center}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;text-align:center}

/* ---------- Responsive ---------- */
@media(max-width:960px){
  .hero-grid,.about-grid,.contact-grid{grid-template-columns:1fr}
  .course-grid,.step-grid,.testi-grid,.teacher-grid{grid-template-columns:repeat(2,1fr)}
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .hb2{display:none}
}
@media(max-width:680px){
  section{padding:54px 0}
  .nav-links,.nav-cta .btn-outline{display:none}
  .burger{display:flex}
  .course-grid,.step-grid,.testi-grid,.teacher-grid,.feat-grid,.foot-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%;justify-content:center}
  .cta-band{padding:40px 22px}
  .wa-float{width:54px;height:54px;right:16px;bottom:16px}
}