/* ═══════════════════════════════════════════════════════════
   H-Tech Innovations Hub — Shared Stylesheet
   Design System: Navy #0D1B4B | Yellow #FFDB43 | Teal #00B4A6
   Font: Outfit (Google Fonts)
   ═══════════════════════════════════════════════════════════ */

/* ── RESET & ROOT ──────────────────────────────────────────── */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --navy:#0D1B4B; --navy2:#0F2461; --navy3:#162d72;
  --yellow:#FFDB43; --yellow2:#e8c300;
  --teal:#00B4A6; --white:#fff;
  --light:#F5F7FF; --light2:#eef0f8;
  --text:#0D1B4B; --muted:#6B7A99;
  --muted-dark:rgba(255,255,255,0.62);
  --coral:#FF6060; --blue:#4A90D9; --green:#22C55E; --purple:#7B61FF;
  --radius:14px; --radius-lg:22px;
  --footer-bg:#07102a;
}
html{scroll-behavior:smooth;overflow-x:hidden}
body{font-family:'Outfit',sans-serif;color:var(--text);background:#fff;overflow-x:hidden}
img{max-width:100%;display:block}
a{text-decoration:none}
ul{list-style:none}

/* ── SCROLL REVEAL ────────────────────────────────────────── */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal-left{opacity:0;transform:translateX(-28px);transition:opacity .6s ease,transform .6s ease}
.reveal-left.visible{opacity:1;transform:translateX(0)}
.reveal-right{opacity:0;transform:translateX(28px);transition:opacity .6s ease,transform .6s ease}
.reveal-right.visible{opacity:1;transform:translateX(0)}
@media(prefers-reduced-motion:reduce){
  .reveal,.reveal-left,.reveal-right{opacity:1;transform:none;transition:none}
}

/* ── SHARED UTILITIES ─────────────────────────────────────── */
.sec{padding:88px 72px}
.sec-tag{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--teal);margin-bottom:10px}
.sec-tag-dark{color:var(--yellow)}
.sec-h{font-size:40px;font-weight:800;letter-spacing:-.02em;line-height:1.1;margin-bottom:14px}
.sec-h-white{color:#fff}
.sec-sub{font-size:16px;line-height:1.75;max-width:480px;margin-bottom:40px}
.sec-sub-dark{color:var(--muted-dark)}
.sec-sub-light{color:var(--muted)}
.sec-tag[style*="text-align:center"]{display:block}

/* ── BUTTONS ──────────────────────────────────────────────── */
.btn-yellow{background:var(--yellow);color:var(--navy);font-weight:800;font-size:14px;padding:13px 28px;border-radius:9px;display:inline-block;transition:transform .2s,box-shadow .2s;cursor:pointer;border:none;font-family:inherit}
.btn-yellow:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(255,219,67,.45)}
.btn-navy{background:var(--navy);color:var(--yellow);font-weight:800;font-size:14px;padding:13px 28px;border-radius:9px;display:inline-block;transition:transform .2s,box-shadow .2s;cursor:pointer;border:none;font-family:inherit}
.btn-navy:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(13,27,75,.4)}
.btn-outline-dark{border:1.5px solid rgba(255,255,255,.25);color:#fff;font-weight:600;font-size:14px;padding:12px 24px;border-radius:9px;display:inline-block;transition:border-color .2s,background .2s;cursor:pointer;background:transparent;font-family:inherit}
.btn-outline-dark:hover{border-color:rgba(255,255,255,.6);background:rgba(255,255,255,.07)}
.btn-outline-light{border:1.5px solid var(--navy);color:var(--navy);font-weight:600;font-size:14px;padding:12px 24px;border-radius:9px;display:inline-block;transition:background .2s,color .2s;cursor:pointer;background:transparent;font-family:inherit}
.btn-outline-light:hover{background:var(--navy);color:#fff}

/* ── NAV ──────────────────────────────────────────────────── */
nav{
  position:fixed;top:0;left:0;right:0;z-index:300;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 72px;height:88px;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border-bottom:1px solid rgba(13,27,75,.10);
  box-shadow:0 2px 24px rgba(13,27,75,.08);
}
.nav-logo img{height:76px;width:auto;object-fit:contain}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{color:rgba(13,27,75,.68);font-size:14px;font-weight:500;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--navy);font-weight:700}

/* Hamburger button */
.nav-burger{
  display:none;flex-direction:column;justify-content:center;
  gap:5px;background:none;border:none;cursor:pointer;
  padding:6px;width:40px;height:40px;z-index:310;
}
.nav-burger span{
  display:block;height:2.5px;width:24px;background:var(--navy);
  border-radius:2px;transition:transform .3s ease,opacity .3s ease;
  transform-origin:center;
}
.nav-burger.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.nav-burger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.nav-burger.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* Overlay */
.nav-overlay{
  position:fixed;inset:0;z-index:200;
  background:rgba(13,27,75,.45);
  opacity:0;pointer-events:none;
  transition:opacity .3s ease;
}
.nav-overlay.open{opacity:1;pointer-events:auto}

/* ── PAGE HERO (inner pages) ──────────────────────────────── */
.page-hero{
  background:var(--navy);
  padding:130px 72px 72px;
  position:relative;overflow:hidden;
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
}
.page-hero.no-img{grid-template-columns:1fr}
.page-hero::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse 60% 80% at 80% 50%,rgba(0,180,166,.10) 0%,transparent 65%);
}
.page-hero-inner{position:relative;z-index:2}
.page-hero-h1{
  font-size:52px;font-weight:900;letter-spacing:-.028em;line-height:1.06;
  color:#fff;margin:8px 0 16px;
}
.page-hero-sub{font-size:17px;line-height:1.7;color:rgba(255,255,255,.88);max-width:480px}
.page-hero-img{
  position:relative;z-index:2;border-radius:20px;overflow:hidden;
  box-shadow:0 32px 72px rgba(0,0,0,.45);
  aspect-ratio:4/3;
}
.page-hero-img img{width:100%;height:100%;object-fit:cover;display:block}

/* ── HOW IT WORKS ─────────────────────────────────────────── */
.how{background:#fff}
.how-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.how-card{
  border:1px solid var(--light2);border-radius:var(--radius-lg);
  padding:36px 28px;position:relative;
  transition:box-shadow .2s,transform .2s;
}
.how-card:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(13,27,75,.1)}
.how-num{font-size:64px;font-weight:900;letter-spacing:-.04em;color:var(--light2);line-height:1;margin-bottom:20px;position:absolute;top:20px;right:24px}
.how-icon{font-size:32px;margin-bottom:16px}
.how-title{font-size:18px;font-weight:700;color:var(--text);margin-bottom:10px}
.how-desc{font-size:14px;color:var(--muted);line-height:1.7}

/* ── ABOUT ────────────────────────────────────────────────── */
.about{background:#fff;border-top:1px solid var(--light2)}
.about-inner{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.about-imgs{position:relative;height:420px}
.about-img-main{position:absolute;right:0;top:0;width:65%;height:320px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 20px 60px rgba(13,27,75,.15)}
.about-img-main img{width:100%;height:100%;object-fit:cover}
.about-img-sec{position:absolute;left:0;bottom:0;width:52%;height:240px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 20px 60px rgba(13,27,75,.2);border:4px solid #fff}
.about-img-sec img{width:100%;height:100%;object-fit:cover}
.about-badge{position:absolute;right:0;bottom:40px;background:var(--yellow);color:var(--navy);border-radius:12px;padding:14px 20px;box-shadow:0 8px 24px rgba(255,219,67,.4);text-align:center}
.about-badge .n{font-size:28px;font-weight:900;letter-spacing:-.02em}
.about-badge .l{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;margin-top:2px}
.about-features{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:32px}
.af-item{display:flex;align-items:flex-start;gap:12px}
.af-ico{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}
.af-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:3px}
.af-desc{font-size:13px;color:var(--muted);line-height:1.5}

/* ── COURSES GRID ─────────────────────────────────────────── */
.courses{background:var(--light)}
.courses-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.c-card{background:#fff;border-radius:var(--radius);overflow:hidden;border:1px solid var(--light2);transition:transform .2s,box-shadow .2s;cursor:pointer}
.c-card:hover{transform:translateY(-5px);box-shadow:0 16px 44px rgba(13,27,75,.12)}
.c-featured{border-color:rgba(255,219,67,.4);box-shadow:0 0 0 2px rgba(255,219,67,.2)}
.c-thumb{height:150px;overflow:hidden;position:relative}
.c-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.c-card:hover .c-thumb img{transform:scale(1.06)}
.c-body{padding:18px 16px}
.c-tag{display:inline-block;background:rgba(0,180,166,.1);color:var(--teal);font-size:10px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;padding:3px 10px;border-radius:100px;margin-bottom:8px}
.c-featured .c-tag{background:rgba(255,219,67,.15);color:var(--yellow2)}
.c-name{font-size:14px;font-weight:700;color:var(--text);line-height:1.3;margin-bottom:14px}
.c-foot{display:flex;justify-content:space-between;align-items:center;padding-top:12px;border-top:1px solid var(--light2)}
.c-free{color:var(--teal);font-weight:800;font-size:13px}
.c-link{font-size:12px;font-weight:700;color:var(--navy);opacity:.5;transition:opacity .2s}
.c-card:hover .c-link{opacity:1}

/* ── WHY CHOOSE US ────────────────────────────────────────── */
.why{background:var(--navy)}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;margin-top:52px}
.why-item{padding:32px 28px;border:1px solid rgba(255,255,255,.08);transition:background .2s}
.why-item:hover{background:rgba(255,255,255,.05)}
.why-ico{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;color:#fff}
.why-ico svg{opacity:1}
.why-title{font-size:17px;font-weight:700;color:#fff;margin-bottom:8px}
.why-desc{font-size:14px;color:rgba(255,255,255,.85);line-height:1.65}

/* ── STATS ────────────────────────────────────────────────── */
.stats{background:var(--navy2);padding:64px 72px}
.stats-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:2px}
.stat-box{padding:36px 24px;text-align:center;border:1px solid rgba(255,255,255,.06);transition:background .2s}
.stat-box:hover{background:rgba(255,255,255,.03)}
.stat-n{font-size:52px;font-weight:900;letter-spacing:-.03em;color:var(--yellow);line-height:1}
.stat-n span{font-size:28px}
.stat-l{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:rgba(255,255,255,.85);margin-top:8px}
.stat-ctx{font-size:13px;color:rgba(255,255,255,.65);margin-top:6px;line-height:1.4}

/* ── TESTIMONIALS ─────────────────────────────────────────── */
.testi{background:#fff;border-top:1px solid var(--light2)}
/* carousel */
.testi-carousel-wrap{overflow:hidden;position:relative;margin:0 -20px;padding:8px 0 24px}
.testi-carousel-wrap::before,.testi-carousel-wrap::after{content:'';position:absolute;top:0;bottom:0;width:80px;z-index:2;pointer-events:none}
.testi-carousel-wrap::before{left:0;background:linear-gradient(90deg,#fff,transparent)}
.testi-carousel-wrap::after{right:0;background:linear-gradient(270deg,#fff,transparent)}
.testi-track{display:flex;gap:20px;width:max-content;animation:testi-scroll 28s linear infinite}
.testi-track:hover{animation-play-state:paused}
@keyframes testi-scroll{
  0%{transform:translateX(0)}
  100%{transform:translateX(-50%)}
}
@media(prefers-reduced-motion:reduce){
  .testi-track{animation:none;flex-wrap:wrap;width:auto;margin:0 20px}
}
.testi-card{background:var(--light);border:1px solid var(--light2);border-radius:var(--radius-lg);padding:32px;transition:box-shadow .2s;width:380px;flex-shrink:0}
.testi-card:hover{box-shadow:0 12px 36px rgba(13,27,75,.1)}
.testi-stars{color:var(--yellow2);font-size:16px;letter-spacing:2px;margin-bottom:14px}
.testi-q{font-size:15px;line-height:1.75;color:var(--text);margin-bottom:22px;font-style:italic;opacity:.85}
.testi-author{display:flex;align-items:center;gap:12px}
.testi-av{width:44px;height:44px;border-radius:50%;object-fit:cover;border:2px solid var(--yellow);flex-shrink:0}
.testi-av-initials{display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;color:#fff;letter-spacing:.04em}
.testi-name{font-size:14px;font-weight:700;color:var(--text)}
.testi-role{font-size:12px;color:var(--muted)}

/* ── BECOME INSTRUCTOR ────────────────────────────────────── */
.become{background:var(--navy)}
.become-inner{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.become-img{border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 24px 64px rgba(0,0,0,.4)}
.become-img img{width:100%;height:380px;object-fit:cover}

/* ── CERTIFICATE ──────────────────────────────────────────── */
.cert{background:linear-gradient(130deg,var(--yellow) 0%,#ffc800 100%);padding:72px;display:flex;align-items:center;justify-content:space-between;position:relative;overflow:hidden;gap:48px}
.cert::before{content:'CERTIFIED';position:absolute;right:-20px;top:50%;transform:translateY(-50%);font-size:120px;font-weight:900;color:rgba(13,27,75,.06);letter-spacing:-.04em;white-space:nowrap;pointer-events:none}
@media(max-width:768px){.cert::before{display:none}}
.cert-text h2{font-size:40px;font-weight:900;color:var(--navy);letter-spacing:-.02em;margin-bottom:12px;line-height:1.1}
.cert-text p{font-size:16px;color:rgba(13,27,75,.7);max-width:420px;line-height:1.7}
.cert-img{flex-shrink:0;width:340px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 24px 64px rgba(13,27,75,.25)}
.cert-img img{width:100%;height:260px;object-fit:cover;object-position:top}

/* ── TRUST BAR ────────────────────────────────────────────── */
.trust{background:rgba(255,255,255,.04);border-top:1px solid rgba(255,255,255,.07);border-bottom:1px solid rgba(255,255,255,.07);padding:26px 72px;display:flex;align-items:center;background:var(--navy2)}
.t-stat{flex:1;text-align:center;position:relative}
.t-stat+.t-stat::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:32px;background:rgba(255,255,255,.1)}
.t-n{font-size:26px;font-weight:900;color:var(--yellow);letter-spacing:-.02em}
.t-l{font-size:11px;color:rgba(255,255,255,.85);font-weight:600;text-transform:uppercase;letter-spacing:.06em;margin-top:1px}
.t-logos{flex:2;display:flex;align-items:center;gap:12px;justify-content:center;position:relative;padding-left:28px}
.t-logos::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:32px;background:rgba(255,255,255,.1)}
.t-co-lbl{font-size:10px;font-weight:700;color:rgba(255,255,255,.85);text-transform:uppercase;letter-spacing:.08em;white-space:nowrap}
.pill{background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.2);border-radius:100px;padding:5px 13px;font-size:11px;font-weight:600;color:rgba(255,255,255,.9)}

/* ── FOOTER ───────────────────────────────────────────────── */
footer{background:var(--footer-bg);padding:52px 60px 28px;border-top:1px solid rgba(255,255,255,.05)}
.foot-grid{display:grid;grid-template-columns:1.6fr 0.7fr 0.7fr 1.6fr;gap:24px;margin-bottom:40px}
.foot-brand img{height:132px !important;width:auto !important}
.foot-brand p{font-size:14px;color:rgba(255,255,255,.82);line-height:1.75;margin-top:14px;max-width:260px}
.foot-contact{font-size:13px;color:rgba(255,255,255,.75);margin-top:14px;line-height:1.9}
.foot-col h4{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#fff;margin-bottom:18px}
.foot-col a{display:block;font-size:14px;color:rgba(255,255,255,.82);margin-bottom:10px;transition:color .2s}
.foot-col a:hover{color:#fff}
.foot-social{display:flex;gap:10px;margin-top:18px}
.foot-social a{width:36px;height:36px;border-radius:9px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;font-size:15px;color:rgba(255,255,255,.85);transition:background .2s,color .2s}
.foot-social a:hover{background:var(--yellow);color:var(--navy)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:22px;display:flex;justify-content:space-between;align-items:center}
.foot-bottom p{font-size:13px;color:rgba(255,255,255,.65)}
.foot-email-input{flex:1;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:8px;padding:10px 14px;color:#fff;font-size:13px;font-family:inherit;outline:none;transition:border-color .2s}
.foot-email-input:focus{border-color:rgba(255,255,255,.35)}
.foot-email-btn{background:var(--yellow);color:var(--navy);font-weight:700;font-size:13px;border:none;border-radius:8px;padding:10px 16px;cursor:pointer;font-family:inherit;transition:background .2s}
.foot-email-btn:hover{background:var(--yellow2)}
.foot-consent{display:flex;align-items:flex-start;gap:8px;margin-top:10px}
.foot-consent-chk{width:13px;height:13px;flex-shrink:0;margin-top:3px;accent-color:var(--yellow);cursor:pointer}
.foot-consent label{font-size:12px;color:rgba(255,255,255,.5);line-height:1.6;cursor:pointer}
.foot-consent label a{display:inline;color:rgba(255,255,255,.7);text-decoration:underline;text-underline-offset:2px}
.foot-consent label a:hover{color:var(--yellow)}

/* ── BACK TO TOP ──────────────────────────────────────────── */
#back-to-top{
  position:fixed;bottom:28px;right:28px;z-index:900;
  width:44px;height:44px;border-radius:50%;
  background:var(--yellow);color:var(--navy);
  border:none;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 20px rgba(0,0,0,.25);
  opacity:0;visibility:hidden;
  transition:opacity .3s,visibility .3s,transform .3s,background .2s;
  transform:translateY(12px);
}
#back-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}
#back-to-top:hover{background:var(--yellow2);transform:translateY(-3px)}

/* ── ACCORDION (CSS-only) ─────────────────────────────────── */
.accordion-item{border-bottom:1px solid var(--light2)}
.accordion-trigger{padding:20px 0;font-size:16px;font-weight:600;color:var(--text);cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;transition:color .2s}
.accordion-trigger:hover{color:var(--teal)}
.accordion-trigger::after{content:'+';font-size:20px;color:var(--teal);flex-shrink:0;margin-left:12px}
details[open] .accordion-trigger::after{content:'−'}
.accordion-body{padding:0 0 20px;color:var(--muted);line-height:1.7;font-size:15px}

/* ── ARCH GRID ────────────────────────────────────────────── */
.arch-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(2,1fr);gap:10px;width:100%;height:500px}
.arch{border-radius:9999px 9999px 16px 16px;overflow:hidden}
.arch:nth-child(odd){margin-top:24px}
.arch img{width:100%;height:100%;object-fit:cover;object-position:top}
.arch:nth-child(1){background:#FFD740}
.arch:nth-child(2){background:#00B4A6}
.arch:nth-child(3){background:#FF6060}
.arch:nth-child(4){background:#4A90D9}
.arch:nth-child(5){background:#22C55E}
.arch:nth-child(6){background:#7B61FF}

/* ─────────────────────────────────────────────────────────────
   RESPONSIVE BREAKPOINTS
   ───────────────────────────────────────────────────────────── */

/* ≤1200px — reduce padding */
@media(max-width:1200px){
  .sec{padding:72px 48px}
  nav{padding:0 48px}
  footer{padding:48px 48px 24px}
  .stats{padding:56px 48px}
  .cert{padding:56px 48px}
  .trust{padding:24px 48px}
  .page-hero{padding:120px 48px 56px}
}

/* ≤1024px — tablet landscape */
@media(max-width:1024px){
  .page-hero{gap:32px;padding:120px 48px 64px}
  .courses-grid{grid-template-columns:repeat(3,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .stats-inner{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .testi-card{width:320px}
  .about-inner{gap:40px}
}

/* ≤768px — tablet/large phone: hamburger activates */
@media(max-width:768px){
  nav{padding:0 24px}
  .nav-links{
    display:flex;flex-direction:column;align-items:flex-start;
    position:fixed;top:0;right:-320px;bottom:0;height:100vh;
    width:min(300px,85vw);background:#fff;
    padding:80px 32px 40px;gap:0;
    box-shadow:-4px 0 40px rgba(13,27,75,.15);
    transition:right .35s cubic-bezier(.4,0,.2,1);
    z-index:250;overflow-y:auto;
  }
  .nav-links.open{right:0}
  .nav-links a{
    display:block;width:100%;padding:14px 0;font-size:16px;font-weight:600;
    border-bottom:1px solid var(--light2);color:var(--navy);white-space:nowrap;
  }
  .nav-links a:last-child{border-bottom:none;margin-top:24px;width:auto;padding:13px 24px;display:inline-block}
  .nav-burger{display:flex}
  .nav-overlay{display:block}

  /* Hero */
  .hero{grid-template-columns:1fr;min-height:auto}
  .hero-left{padding:100px 24px 48px}
  .hero-right{display:none}
  .hero-h1{font-size:40px}

  /* Sections */
  .sec{padding:60px 24px}
  .page-hero{padding:100px 24px 48px;grid-template-columns:1fr}
  .page-hero-img{display:none}
  .page-hero-h1{font-size:34px}
  .stats{padding:48px 24px}
  .cert{flex-direction:column;padding:48px 24px;gap:32px}
  .cert-img{width:100%}
  .trust{flex-wrap:wrap;padding:20px 24px;gap:16px}
  .t-logos{padding-left:0;border:none;justify-content:flex-start}
  .t-logos::before{display:none}

  /* Grids */
  .how-grid{grid-template-columns:1fr}
  .about-inner{grid-template-columns:1fr}
  .about-imgs{height:280px}
  .become-inner{grid-template-columns:1fr}
  .become-inner>div:first-child{order:2}
  .become-img{order:1}
  .become-img img{height:240px}
  .why-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  footer{padding:40px 24px 20px}
  .foot-bottom{flex-direction:column;gap:8px;text-align:center}
  .courses-grid{grid-template-columns:repeat(2,1fr)}
  .stats-inner{grid-template-columns:repeat(2,1fr)}
}

/* ≤480px — mobile */
@media(max-width:480px){
  .hero-h1{font-size:34px}
  .sec-h{font-size:30px}
  .page-hero-h1{font-size:28px}
  .courses-grid{grid-template-columns:1fr}
  .about-features{grid-template-columns:1fr}
  .hero-stats{flex-direction:row;gap:20px;flex-wrap:wrap}
  .stat-n{font-size:40px}
  .stats-inner{grid-template-columns:1fr}
  .cert-text h2{font-size:28px}
  .hero-btns{flex-direction:column}
  .hero-btns .btn-yellow,.hero-btns .btn-outline-dark{text-align:center;width:100%}
  .about-imgs{height:220px}
  .testi-card{width:280px}
}

/* ≤360px — small phone */
@media(max-width:360px){
  .hero-h1{font-size:28px}
  .sec-h{font-size:26px}
  .page-hero-h1{font-size:24px}
}