/* ============ Corelinks (corelinks.tech) — Mentor-style theme ============ */
:root{
  --primary:#4154f1; --primary-d:#2c3bd0; --accent:#f6b024; --accent2:#0ea5e9;
  --ink:#0b1b3a; --body:#4b5563; --muted:#7c8aa0; --line:#e6e9f2;
  --bg:#ffffff; --bg2:#f4f6ff; --soft:#eef1fb; --radius:14px;
  --shadow:0 6px 24px rgba(65,84,241,.08); --shadow-lg:0 20px 50px rgba(11,27,58,.14);
  --wrap:1200px; --topbar:#2c3bd0;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Open Sans',system-ui,Arial,sans-serif;color:var(--body);line-height:1.7;font-size:16px;background:var(--bg)}
h1,h2,h3,h4{font-family:'Nunito','Open Sans',sans-serif;color:var(--ink);line-height:1.2;margin:0 0 .5em;font-weight:800}
h1{font-size:clamp(32px,5vw,50px)} h2{font-size:clamp(26px,3.5vw,36px)} h3{font-size:20px}
p{margin:0 0 1em}
a{color:var(--primary);text-decoration:none}
img{max-width:100%}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.sec{padding:80px 0}
.sec.alt{background:var(--bg2)}
.center{text-align:center}
.stitle{margin-bottom:44px}
.stitle p{color:var(--accent2);font-weight:700;text-transform:uppercase;letter-spacing:1px;font-size:14px;margin:0 0 6px;font-family:'Nunito'}
.stitle h2{position:relative;display:inline-block;padding-bottom:14px}
.stitle h2:after{content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);width:56px;height:3px;background:var(--primary);border-radius:3px}
.stitle .sub{max-width:640px;margin:14px auto 0;color:var(--muted)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:9px;padding:12px 28px;border-radius:50px;font-weight:700;font-size:15px;
  font-family:'Nunito';border:2px solid transparent;cursor:pointer;transition:.2s;white-space:nowrap}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-d);transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff}
.btn-light{background:#fff;color:var(--primary)}
.btn-light:hover{transform:translateY(-2px)}
.btn-wa{background:#25d366;color:#fff}
.btn-wa:hover{background:#1eb257;transform:translateY(-2px)}
.btn-lg{padding:15px 34px;font-size:16px}

/* top bar */
.topbar{background:var(--topbar);color:#dfe3ff;font-size:14px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:42px}
.topbar a{color:#dfe3ff}
.topbar .ti{display:inline-flex;align-items:center;gap:7px;margin-right:20px}
.topbar .ti svg{width:15px;height:15px}
.topbar .soc a{margin-left:12px;display:inline-flex}
.topbar .soc svg{width:15px;height:15px}
@media(max-width:768px){.topbar .contact-2{display:none}}

/* header */
.hdr{background:rgba(255,255,255,.95);backdrop-filter:blur(8px);position:sticky;top:0;z-index:50;box-shadow:0 2px 16px rgba(11,27,58,.06)}
.hdr-in{display:flex;align-items:center;justify-content:space-between;height:78px}
.brand img{height:46px;display:block}
.nav{display:flex;align-items:center;gap:26px}
.nav a{color:var(--ink);font-weight:700;font-family:'Nunito';font-size:15.5px;position:relative}
.nav a:hover,.nav a.active{color:var(--primary)}
.hdr-cta{display:flex;align-items:center;gap:14px}
.burger{display:none;background:none;border:none;cursor:pointer;padding:6px}
.burger svg{width:28px;height:28px;color:var(--ink)}
@media(max-width:992px){
  .nav{position:fixed;inset:0 0 0 auto;width:300px;max-width:82vw;flex-direction:column;align-items:flex-start;
    background:#fff;padding:90px 26px 26px;gap:4px;box-shadow:var(--shadow-lg);transform:translateX(105%);transition:.3s;z-index:60}
  .nav.open{transform:none}
  .nav a{padding:12px 0;border-bottom:1px solid var(--soft);width:100%}
  .hdr-cta .btn:not(.burger){display:none}
  .burger{display:block;position:relative;z-index:70}
}

/* hero */
.hero{background:linear-gradient(180deg,var(--bg2),#fff);overflow:hidden;position:relative}
.hero-in{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;padding:64px 0 76px}
.hero h1{color:var(--ink)}
.hero h1 span{color:var(--primary)}
.hero .lead{font-size:18px;color:var(--body);max-width:560px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap;margin-top:26px;align-items:center}
.play{display:inline-flex;align-items:center;gap:10px;font-weight:700;color:var(--ink);font-family:'Nunito'}
.play .pc{width:48px;height:48px;border-radius:50%;background:var(--primary);color:#fff;display:grid;place-items:center;box-shadow:0 8px 20px rgba(65,84,241,.35)}
.play .pc svg{width:20px;height:20px;margin-left:2px}
.hero-art{position:relative;display:grid;place-items:center}
.hero-blob{width:100%;max-width:460px;aspect-ratio:1;border-radius:42% 58% 55% 45%/48% 42% 58% 52%;
  background:linear-gradient(135deg,var(--primary),var(--accent2));display:grid;place-items:center;color:#fff;
  box-shadow:var(--shadow-lg);animation:morph 9s ease-in-out infinite}
@keyframes morph{0%,100%{border-radius:42% 58% 55% 45%/48% 42% 58% 52%}50%{border-radius:58% 42% 45% 55%/55% 58% 42% 45%}}
.hero-blob .globe{width:52%;opacity:.95}
.hero-float{position:absolute;background:#fff;border-radius:14px;box-shadow:var(--shadow-lg);padding:12px 16px;display:flex;align-items:center;gap:10px;font-weight:700;font-family:'Nunito';color:var(--ink);font-size:14px}
.hero-float .ic{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;color:#fff}
.hero-float.f1{top:16%;left:-4%} .hero-float.f2{bottom:14%;right:-2%}
.hero-float .ic svg{width:20px;height:20px}
@media(max-width:900px){.hero-in{grid-template-columns:1fr;padding:44px 0 54px}.hero-art{display:none}}

/* counts */
.counts{margin-top:-46px;position:relative;z-index:5}
.counts .box{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);display:grid;grid-template-columns:repeat(4,1fr);padding:8px}
.count{display:flex;align-items:center;gap:14px;padding:22px 20px}
.count .ic{width:52px;height:52px;border-radius:12px;flex:none;display:grid;place-items:center;background:var(--soft);color:var(--primary)}
.count .ic svg{width:26px;height:26px}
.count b{font-size:30px;font-family:'Nunito';color:var(--ink);display:block;line-height:1}
.count span{color:var(--muted);font-size:14px;font-weight:600}
@media(max-width:768px){.counts .box{grid-template-columns:repeat(2,1fr)}}

/* about + why */
.split{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
@media(max-width:860px){.split{grid-template-columns:1fr;gap:30px}}
.art-card{border-radius:20px;min-height:340px;background:linear-gradient(135deg,var(--primary),#1e2a9e);display:grid;place-items:center;color:#fff;text-align:center;padding:34px;box-shadow:var(--shadow-lg)}
.art-card .big{font-size:60px;font-family:'Nunito';font-weight:800}
.ticks{list-style:none;padding:0;margin:16px 0 0}
.ticks li{display:flex;gap:11px;align-items:flex-start;margin-bottom:11px;font-weight:600;color:var(--body)}
.ticks svg{width:22px;height:22px;color:var(--primary);flex:none;margin-top:2px}

.grid{display:grid;gap:26px}
.g-3{grid-template-columns:repeat(3,1fr)} .g-2{grid-template-columns:repeat(2,1fr)} .g-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.g-3,.g-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.g-3,.g-2,.g-4{grid-template-columns:1fr}}

/* why-us feature boxes */
.feature{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;transition:.25s;height:100%}
.feature:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.feature .ic{width:60px;height:60px;border-radius:50%;display:grid;place-items:center;margin-bottom:18px;background:var(--soft);color:var(--primary);transition:.25s}
.feature:hover .ic{background:var(--primary);color:#fff}
.feature .ic svg{width:28px;height:28px}
.feature h3{font-size:19px;margin-bottom:8px}
.feature p{font-size:14.5px;color:var(--muted);margin:0}

/* courses */
.filters{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin:0 0 34px}
.chip{border:2px solid var(--line);background:#fff;color:var(--body);padding:8px 20px;border-radius:50px;font-weight:700;
  font-family:'Nunito';font-size:14px;cursor:pointer;transition:.15s}
.chip:hover{border-color:var(--primary);color:var(--primary)}
.chip.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.course{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.course:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.course-top{height:96px;display:flex;align-items:center;justify-content:center;position:relative;color:#fff}
.course-top svg{width:40px;height:40px;opacity:.95}
.course-cat{position:absolute;top:12px;left:12px;background:rgba(255,255,255,.22);border:1px solid rgba(255,255,255,.35);
  padding:4px 12px;border-radius:50px;font-size:12px;font-weight:700;font-family:'Nunito'}
.course-lvl{position:absolute;top:12px;right:12px;background:var(--accent);color:#3a2a00;padding:4px 11px;border-radius:50px;font-size:11.5px;font-weight:800}
.course-b{padding:20px;display:flex;flex-direction:column;flex:1}
.course-b h3{font-size:17.5px;margin-bottom:8px}
.course-b p{font-size:14px;color:var(--muted);flex:1;margin:0 0 12px}
.course-meta{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:12px;font-size:13px;color:var(--muted);font-weight:600}
.course-meta a{font-family:'Nunito'}
.course-meta svg{width:15px;height:15px;vertical-align:-3px;margin-right:4px}

/* trainers */
.trainer{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;text-align:center;transition:.25s}
.trainer:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.trainer .ph{height:150px;display:grid;place-items:center;color:#fff}
.trainer .av{width:96px;height:96px;border-radius:50%;background:rgba(255,255,255,.25);border:3px solid rgba(255,255,255,.6);
  display:grid;place-items:center;font-size:32px;font-weight:800;font-family:'Nunito'}
.trainer-b{padding:20px}
.trainer-b h3{font-size:18px;margin-bottom:2px}
.trainer-b .role{color:var(--primary);font-weight:700;font-size:14px;font-family:'Nunito'}
.trainer-b p{font-size:13.5px;color:var(--muted);margin:8px 0 0}

/* pricing */
.price{background:#fff;border:1px solid var(--line);border-radius:18px;padding:34px 28px;text-align:center;transition:.25s;position:relative}
.price:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.price.hot{border:2px solid var(--primary);box-shadow:var(--shadow-lg)}
.price .tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--primary);color:#fff;font-size:12px;font-weight:800;padding:5px 16px;border-radius:50px;font-family:'Nunito'}
.price h3{font-size:21px;margin-bottom:4px}
.price .desc{color:var(--muted);font-size:14px;margin-bottom:16px}
.price .amt{font-size:20px;font-weight:800;font-family:'Nunito';color:var(--primary);margin-bottom:16px}
.price ul{list-style:none;padding:0;margin:0 0 22px;text-align:left}
.price li{padding:8px 0;border-bottom:1px solid var(--soft);font-size:14.5px;display:flex;gap:9px;align-items:flex-start}
.price li svg{width:18px;height:18px;color:var(--primary);flex:none;margin-top:2px}
.price li.no{color:var(--muted)} .price li.no svg{color:#cbd2e0}

/* faq */
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:14px;overflow:hidden}
.faq-q{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:18px 22px;cursor:pointer;font-weight:700;
  font-family:'Nunito';color:var(--ink);font-size:16.5px}
.faq-q svg{width:22px;height:22px;color:var(--primary);flex:none;transition:.25s}
.faq-item.open .faq-q svg{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;color:var(--muted)}
.faq-a div{padding:0 22px 18px}
.faq-item.open .faq-a{max-height:340px}

/* testimonials */
.tcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.tcard .stars{color:var(--accent);letter-spacing:2px;margin-bottom:12px}
.tcard p{font-style:italic;color:var(--body);font-size:15px}
.tcard .who{display:flex;align-items:center;gap:12px;margin-top:14px}
.tcard .av{width:48px;height:48px;border-radius:50%;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:800;font-family:'Nunito'}
.tcard .who b{color:var(--ink);display:block} .tcard .who small{color:var(--muted)}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:30px}
@media(max-width:860px){.contact-grid{grid-template-columns:1fr}}
.cinfo{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:16px}
.cinfo .ic{width:48px;height:48px;border-radius:50%;background:var(--soft);color:var(--primary);display:grid;place-items:center;flex:none}
.cinfo .ic svg{width:22px;height:22px}
.cinfo b{color:var(--ink);display:block;font-family:'Nunito'} .cinfo span{color:var(--muted);font-size:14.5px}
.form{background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px}
.field{margin-bottom:16px}
.field label{display:block;font-weight:700;font-family:'Nunito';font-size:14px;color:var(--ink);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-size:15px;font-family:inherit}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--primary)}
.field textarea{min-height:120px;resize:vertical}
.phone-row{display:flex;gap:8px}.phone-row select{flex:0 0 auto;max-width:180px}.phone-row input{flex:1;min-width:0}
.form-msg{padding:12px 14px;border-radius:10px;font-size:14px;font-weight:600;margin-bottom:14px;display:none}
.form-msg.ok{display:block;background:#e7f8ee;color:#15803d} .form-msg.err{display:block;background:#fdecec;color:#b91c1c}

/* upcoming batches table */
.uc-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);background:#fff}
.uc-table{width:100%;border-collapse:collapse;background:#fff;min-width:660px}
.uc-table th{background:var(--primary);color:#fff;text-align:left;padding:15px 18px;font-size:13.5px;font-weight:700;font-family:'Nunito';letter-spacing:.3px}
.uc-table td{padding:15px 18px;border-top:1px solid var(--line);font-size:14.5px;color:var(--body)}
.uc-table tbody tr{transition:.15s}
.uc-table tbody tr:hover{background:var(--bg2)}
.uc-course{font-weight:700;color:var(--ink);font-family:'Nunito'}
.uc-seats{display:block;font-size:11.5px;font-weight:700;color:#e08600;margin-top:2px}
.uc-nowrap{white-space:nowrap}
.mode{display:inline-block;font-size:12px;font-weight:700;padding:5px 12px;border-radius:50px;white-space:nowrap;font-family:'Nunito'}
.mode.online{background:#e7ecfe;color:var(--primary-d)}
.mode.campus{background:#e7f8ee;color:#15803d}
.mode.both{background:#f0e9fe;color:#6d28d9}

/* blog */
.post{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:.25s;color:inherit}
.post:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.post .pt{height:110px;display:flex;align-items:center;justify-content:center;color:#fff;position:relative}
.post .pt svg{width:40px;height:40px;opacity:.95}
.post .pcat{position:absolute;top:12px;left:12px;background:rgba(255,255,255,.22);border:1px solid rgba(255,255,255,.35);padding:4px 12px;border-radius:50px;font-size:12px;font-weight:700;font-family:'Nunito'}
.post .pb{padding:20px;display:flex;flex-direction:column;flex:1}
.post .pm{color:var(--muted);font-size:12.5px;font-weight:600;margin-bottom:8px}
.post h3{font-size:17.5px;margin-bottom:8px;color:var(--ink)}
.post p{font-size:14px;color:var(--muted);flex:1;margin:0}
.post .more{color:var(--primary);font-weight:700;font-family:'Nunito';font-size:14px;margin-top:12px}
.cc-blue{background:linear-gradient(135deg,#4154f1,#1e2a9e)}.cc-green{background:linear-gradient(135deg,#16a34a,#0f766e)}
.cc-violet{background:linear-gradient(135deg,#7c3aed,#4c1d95)}.cc-cyan{background:linear-gradient(135deg,#0ea5e9,#0369a1)}
.cc-amber{background:linear-gradient(135deg,#f59e0b,#b45309)}.cc-red{background:linear-gradient(135deg,#ef4444,#991b1b)}

/* footer */
.ftr{background:#0b1b3a;color:#b7c0d6;padding:60px 0 22px;font-size:14.5px}
.ftr-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:34px;margin-bottom:34px}
@media(max-width:860px){.ftr-grid{grid-template-columns:1fr 1fr}}@media(max-width:520px){.ftr-grid{grid-template-columns:1fr}}
.ftr h4{color:#fff;font-family:'Nunito';margin-bottom:16px}
.ftr a{color:#b7c0d6;display:block;margin-bottom:9px}.ftr a:hover{color:#fff}
.ftr .logo-chip{display:inline-flex;background:#fff;border-radius:12px;padding:10px 14px}.ftr .logo-chip img{height:38px}
.ftr-p{color:#8b98b6;margin-top:14px}
.soc2{display:flex;gap:10px;margin-top:14px}
.soc2 a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.08);display:grid;place-items:center;margin:0}
.soc2 a:hover{background:var(--primary)} .soc2 svg{width:17px;height:17px;color:#fff}
.ftr-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;text-align:center;color:#8b98b6;font-size:13px}

/* page hero (blog/article) */
.phero{background:linear-gradient(135deg,var(--primary),#1e2a9e);color:#fff;padding:56px 0;text-align:center}
.phero h1{color:#fff}.phero .crumbs{color:#c9cffb;font-size:14px;margin-bottom:6px}.phero .crumbs a{color:#fff}
.article-body{max-width:760px;margin:0 auto;padding:44px 0;font-size:17px;line-height:1.85}
.article-body h2{font-size:24px;margin:28px 0 10px}.article-body ul{padding-left:22px}.article-body li{margin:7px 0}
.article-body a{color:var(--primary);font-weight:600;text-decoration:underline}
.article-cta{margin-top:36px;padding:28px;border-radius:16px;background:var(--bg2);text-align:center}

/* whatsapp float */
.wa-float{position:fixed;right:20px;bottom:20px;width:56px;height:56px;border-radius:50%;background:#25d366;display:grid;place-items:center;
  box-shadow:0 10px 26px rgba(37,211,102,.5);z-index:60;transition:.2s}
.wa-float:hover{transform:scale(1.08)}.wa-float svg{width:30px;height:30px;color:#fff}

.reveal{opacity:0;transform:translateY(24px);transition:.7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto}}