/* ============================================================
   TOEIC Landing — stylesheet
   Palette lấy cảm hứng từ các landing page luyện thi TOEIC:
   navy đậm + blue sáng + nền xanh nhạt + nhấn vàng/đỏ.
   ============================================================ */

:root{
  --navy:        #01297F;
  --navy-deep:   #001B59;
  --navy-soft:   #18406C;
  --blue:        #014496;
  --blue-bright: #2CA2FF;
  --blue-200:    #A8D2FF;
  --blue-100:    #CDE5FF;
  --blue-50:     #E5F1FF;
  --yellow:      #FFF001;
  --red:         #E83A30;
  --ink:         #16233B;
  --muted:       #5A6B88;
  --white:       #fff;

  --radius:   16px;
  --radius-lg: 26px;
  --shadow:    0 10px 30px rgba(1,41,127,.10);
  --shadow-lg: 0 20px 50px rgba(1,41,127,.18);

  --font-head: 'Montserrat', system-ui, sans-serif;
  --font-body: 'Open Sans', system-ui, sans-serif;

  --header-h: 76px;
}

*,*::before,*::after{ box-sizing:border-box; }

html{ scroll-behavior:smooth; scroll-padding-top:var(--header-h); }

body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--white);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ font-family:var(--font-head); margin:0; line-height:1.15; }

.container{ width:min(1180px, 100% - 40px); margin-inline:auto; }
.center{ display:flex; justify-content:center; margin-top:40px; }
.center-text{ text-align:center; }

/* ---------------- Buttons ---------------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  font-family:var(--font-head); font-weight:800; letter-spacing:.3px;
  border:0; border-radius:999px; cursor:pointer;
  padding:14px 30px; font-size:15px;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn:hover{ transform:translateY(-2px); box-shadow:var(--shadow-lg); }
.btn:active{ transform:translateY(0); }
.btn-sm{ padding:10px 22px; font-size:13px; }
.btn-lg{ padding:17px 44px; font-size:17px; }

.btn-primary{ background:var(--navy); color:#fff; }
.btn-primary:hover{ background:var(--blue); }

.btn-light{ background:var(--blue-100); color:var(--navy); }
.btn-light:hover{ background:var(--blue-200); }

.btn-cta{
  background:linear-gradient(90deg,#FFD200,var(--yellow));
  color:var(--navy-deep);
  box-shadow:0 8px 0 #C9A400;
}
.btn-cta:hover{ box-shadow:0 10px 0 #C9A400, var(--shadow-lg); }

.btn-submit{
  width:100%; background:var(--blue-bright); color:#fff;
  font-size:19px; padding:16px; margin-top:4px;
}
.btn-submit:hover{ background:#1587e6; }

.ico{ width:20px; height:20px; fill:none; stroke:currentColor; stroke-width:2.2; stroke-linecap:round; }

/* ---------------- Header ---------------- */
.site-header{
  position:fixed; inset:0 0 auto 0; z-index:100;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);
  transition:box-shadow .2s ease;
}
.site-header.scrolled{ box-shadow:0 4px 20px rgba(0,0,0,.08); }

.header-inner{
  height:var(--header-h);
  display:flex; align-items:center; justify-content:space-between; gap:20px;
}

.brand{ display:flex; align-items:center; gap:10px; flex-shrink:0; }
.brand-mark{
  width:42px; height:42px; display:grid; place-items:center;
  border-radius:10px; background:var(--navy); color:#fff;
  font-family:var(--font-head); font-weight:900; font-size:17px;
}
.brand-text{
  font-family:var(--font-head); font-weight:800; font-size:12px;
  line-height:1.15; color:var(--navy); letter-spacing:.5px;
  max-width:90px; /* tên dài tự xuống dòng thay vì đẩy nav */
}

.nav{ display:flex; align-items:center; gap:28px; }
.nav a{
  font-family:var(--font-head); font-weight:600; font-size:14px; color:var(--ink);
  transition:color .15s ease;
}
.nav a:hover{ color:var(--blue-bright); }
.nav .nav-cta{ color:#fff; }

.nav-toggle{
  display:none; flex-direction:column; gap:5px;
  background:none; border:0; padding:8px; cursor:pointer;
}
.nav-toggle span{ width:24px; height:3px; border-radius:2px; background:var(--navy); transition:.2s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform:translateY(8px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform:translateY(-8px) rotate(-45deg); }

/* ---------------- Hero ---------------- */
.hero{
  padding:calc(var(--header-h) + 60px) 0 70px;
  background:
    radial-gradient(900px 500px at 15% 20%, #F3F8FF, transparent 70%),
    var(--blue-50);
  position:relative; overflow:hidden;
}
.hero::after{
  content:""; position:absolute; right:-120px; top:-120px;
  width:420px; height:420px; border-radius:50%;
  background:radial-gradient(circle, rgba(44,162,255,.18), transparent 70%);
}

.hero-grid{
  display:grid; grid-template-columns:1.15fr .85fr; gap:50px; align-items:center;
  position:relative; z-index:1;
}

.hero-title-wrap{ position:relative; display:inline-block; }
.hero-title{
  font-size:clamp(38px, 5.4vw, 72px);
  font-weight:900; color:var(--navy); letter-spacing:-1px;
  text-shadow:3px 4px 0 rgba(168,210,255,.9);
}
.hero-title .accent{ color:var(--blue-bright); }

.sale-tag{
  position:absolute; top:-18px; right:-70px;
  background:var(--red); color:#fff; text-align:center;
  padding:12px 18px; border-radius:10px; transform:rotate(-12deg);
  box-shadow:0 8px 20px rgba(232,58,48,.35);
  font-family:var(--font-head);
}
.sale-tag span{ font-size:11px; font-weight:700; line-height:1.15; display:block; }
.sale-tag strong{ font-size:28px; font-weight:900; display:block; }

.hero-box{
  background:rgba(205,229,255,.65);
  border:2px solid rgba(44,162,255,.25);
  border-radius:var(--radius-lg);
  padding:26px 30px; margin:34px 0 28px; max-width:620px;
}
.hero-box-title{
  font-size:clamp(22px,2.6vw,34px); font-weight:900; color:var(--navy); text-align:center;
}
.hero-box-sub{
  margin:4px 0 18px; text-align:center;
  font-family:var(--font-head); font-weight:700; font-size:13px;
  letter-spacing:.6px; color:var(--navy-soft);
}
.hero-list{ background:var(--navy); border-radius:18px; padding:18px 24px; color:#fff; }
.hero-list li{ position:relative; padding-left:28px; margin:8px 0; font-size:15px; }
.hero-list li::before{
  content:"★"; position:absolute; left:0; top:0; color:var(--yellow); font-size:14px;
}

/* lead form */
.lead-card{
  background:var(--navy); border-radius:var(--radius-lg);
  padding:30px 28px; box-shadow:var(--shadow-lg);
  border:3px solid rgba(255,255,255,.12);
}
.lead-title{
  margin:0 0 20px; text-align:center; color:#fff;
  font-family:var(--font-head); font-weight:700; font-size:19px; line-height:1.35;
}
.lead-title .y{ color:var(--yellow); }

.lead-form .field{ margin-bottom:13px; }
.lead-form input,
.lead-form select{
  width:100%; padding:15px 18px; font-size:15px; font-family:var(--font-body);
  border:2px solid transparent; border-radius:12px; background:#fff; color:var(--ink);
  outline:none; transition:border-color .15s ease;
}
.lead-form select{ appearance:none; cursor:pointer;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%2316233B'><path d='M7 10l5 5 5-5z'/></svg>");
  background-repeat:no-repeat; background-position:right 14px center; background-size:22px;
}
.lead-form input:focus,
.lead-form select:focus{ border-color:var(--blue-bright); }
.lead-form .invalid input,
.lead-form .invalid select{ border-color:var(--red); }

.err{ display:block; min-height:0; color:#FFC9C5; font-size:12.5px; padding:4px 4px 0; }
.form-note{
  margin:14px 0 0; text-align:center; color:var(--yellow);
  font-family:var(--font-head); font-weight:700; font-size:14px;
}
.form-note.error{ color:#FFC9C5; }
.btn-submit:disabled{ opacity:.6; cursor:wait; transform:none; box-shadow:none; }

/* ---------------- Section shells ---------------- */
.section{ padding:80px 0; }
.section-light{ background:var(--blue-50); }
.section-white{ background:#fff; }
.section-navy{ background:linear-gradient(180deg,var(--navy),var(--navy-deep)); color:#fff; }
.section-blue{ background:linear-gradient(180deg,var(--blue),var(--navy)); color:#fff; }
.section-offer{ background:linear-gradient(110deg,var(--navy-deep),var(--blue)); color:#fff; }

.sec-head{ text-align:center; margin-bottom:46px; }
.kicker{
  display:inline-block; font-family:var(--font-head); font-weight:900;
  font-size:14px; letter-spacing:4px; color:var(--blue-bright);
  padding:5px 16px; border-radius:999px; background:rgba(44,162,255,.12);
  margin-bottom:12px;
}
.sec-head.light .kicker{ background:rgba(255,255,255,.14); color:var(--yellow); }
.sec-title{
  font-size:clamp(25px,3.4vw,42px); font-weight:900; color:var(--navy); letter-spacing:-.5px;
}
.sec-title.small{ font-size:clamp(19px,2.2vw,27px); }
.sec-head.light .sec-title{ color:#fff; }
.sec-sub{
  margin:10px 0 0; font-family:var(--font-head); font-weight:700;
  font-size:15px; letter-spacing:1px; color:var(--muted);
}
.sec-head.light .sec-sub{ color:var(--blue-200); }

/* ---------------- Card grids ---------------- */
.cards-3{ display:grid; grid-template-columns:repeat(3,1fr); gap:26px; }
.cards-4{ display:grid; grid-template-columns:repeat(4,1fr); gap:24px; }
.cards-5{ display:grid; grid-template-columns:repeat(5,1fr); gap:20px; }

/* WHO */
.who-card{
  background:#fff; border-radius:var(--radius); padding:30px 26px;
  box-shadow:var(--shadow); border-top:5px solid var(--blue-bright);
  transition:transform .2s ease, box-shadow .2s ease;
}
.who-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-lg); }
.who-ico{
  width:52px; height:52px; display:grid; place-items:center; border-radius:14px;
  background:var(--blue-50); color:var(--navy);
  font-family:var(--font-head); font-weight:900; font-size:19px; margin-bottom:16px;
}
.who-card h3{ font-size:18px; color:var(--navy); margin-bottom:8px; }
.who-card p{ margin:0; font-size:14.5px; color:var(--muted); }

/* Roadmap levels */
.level-card{
  background:#fff; color:var(--ink); border-radius:var(--radius-lg);
  overflow:hidden; box-shadow:var(--shadow-lg);
  transition:transform .2s ease;
}
.level-card:hover{ transform:translateY(-6px); }
.level-card.featured{ outline:4px solid var(--yellow); }

.level-head{
  background:linear-gradient(90deg,var(--blue-bright),var(--blue));
  color:#fff; padding:20px 24px; display:flex; align-items:center; gap:14px;
}
.level-card.featured .level-head{ background:linear-gradient(90deg,#FFC700,#FF9A00); color:var(--navy-deep); }
.cefr{
  font-family:var(--font-head); font-weight:900; font-size:30px;
  background:rgba(255,255,255,.22); border-radius:12px; padding:4px 14px;
}
.level-card.featured .cefr{ background:rgba(0,0,0,.12); }
.range{ font-family:var(--font-head); font-weight:700; font-size:16px; }

.level-body{ padding:26px 24px 30px; }
.goal-label{
  margin:0 0 6px; font-size:12px; letter-spacing:2px; font-weight:700;
  color:var(--muted); font-family:var(--font-head);
}
.goal-big{
  font-family:var(--font-head); font-weight:700; font-size:18px; color:var(--navy);
  padding-bottom:16px; border-bottom:2px dashed var(--blue-100);
}
.goal-big strong{ font-size:34px; font-weight:900; color:var(--blue-bright); }
.goal-sw{ margin-top:16px; }
.goal-sw > span{
  display:inline-block; font-family:var(--font-head); font-weight:800; font-size:13px;
  color:#fff; background:var(--navy); border-radius:999px; padding:4px 14px; margin-bottom:10px;
}
.goal-sw li{ font-size:14.5px; color:var(--muted); padding-left:18px; position:relative; }
.goal-sw li::before{ content:"•"; position:absolute; left:4px; color:var(--blue-bright); }

/* CEFR table */
.cefr-table-wrap{
  margin-top:50px; background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14); border-radius:var(--radius); padding:26px;
}
.table-title{
  text-align:center; font-size:17px; letter-spacing:1px; color:var(--yellow); margin-bottom:18px;
}
.table-scroll{ overflow-x:auto; }
.cefr-table{ width:100%; border-collapse:collapse; min-width:620px; font-size:14.5px; }
.cefr-table th,
.cefr-table td{ padding:13px 14px; text-align:center; border-bottom:1px solid rgba(255,255,255,.12); }
.cefr-table th{
  background:rgba(255,255,255,.1); font-family:var(--font-head); font-weight:800;
  font-size:13px; letter-spacing:.5px;
}
.cefr-table tbody tr:hover{ background:rgba(255,255,255,.06); }
.cefr-table td:first-child{ font-family:var(--font-head); font-weight:900; color:var(--yellow); }

/* WHY */
.why-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:26px; }
.why-card{
  position:relative; background:#fff; border-radius:var(--radius);
  padding:46px 28px 30px; box-shadow:var(--shadow);
}
.why-num{
  position:absolute; top:-22px; left:28px;
  width:52px; height:52px; display:grid; place-items:center; border-radius:50%;
  background:var(--navy); color:var(--yellow);
  font-family:var(--font-head); font-weight:900; font-size:23px;
  box-shadow:0 8px 18px rgba(1,41,127,.3);
}
.why-card h3{ font-size:17px; color:var(--navy); margin-bottom:14px; }
.tick li{ position:relative; padding-left:26px; margin:9px 0; font-size:14.5px; color:var(--muted); }
.tick li::before{
  content:"✓"; position:absolute; left:0; top:0;
  color:var(--blue-bright); font-weight:800;
}

/* Teachers slider */
.slider{ position:relative; }
.slider-track{
  display:flex; gap:22px; overflow-x:auto; scroll-snap-type:x mandatory;
  padding:6px 2px 18px; scrollbar-width:none;
}
.slider-track::-webkit-scrollbar{ display:none; }

.teacher-card{
  flex:0 0 calc((100% - 66px)/4); min-width:250px; scroll-snap-align:start;
  background:#fff; color:var(--ink); border-radius:var(--radius); padding:24px 22px 26px;
  box-shadow:var(--shadow-lg);
}
.teacher-photo{
  width:100%; aspect-ratio:1/1; border-radius:14px; margin-bottom:16px;
  background:linear-gradient(140deg,var(--blue-100),var(--blue-200));
  display:grid; place-items:center;
}
.teacher-photo::after{
  content:attr(data-initials);
  font-family:var(--font-head); font-weight:900; font-size:40px; color:rgba(1,41,127,.35);
}
.teacher-card h3{ font-size:19px; color:var(--navy); margin-bottom:12px; }
.teacher-card li{ position:relative; padding-left:16px; margin:7px 0; font-size:13.5px; color:var(--muted); }
.teacher-card li::before{ content:"●"; position:absolute; left:0; color:var(--blue-bright); font-size:9px; top:5px; }

.slider-btn{
  position:absolute; top:42%; z-index:3;
  width:46px; height:46px; border-radius:50%; border:0; cursor:pointer;
  background:#fff; color:var(--navy); font-size:26px; line-height:1;
  box-shadow:var(--shadow-lg);
  transition:background .15s ease, color .15s ease;
}
.slider-btn:hover{ background:var(--blue-bright); color:#fff; }
.slider-btn.prev{ left:-20px; }
.slider-btn.next{ right:-20px; }

/* Offer */
.offer-grid{ display:grid; grid-template-columns:1fr 1fr; gap:50px; align-items:center; }
.offer-kicker{
  margin:0; font-family:var(--font-head); font-weight:900;
  font-size:clamp(22px,2.8vw,34px); color:var(--yellow);
}
.offer-limit{
  margin:6px 0 24px; font-family:var(--font-head); font-weight:700; font-size:17px;
  letter-spacing:2px;
}
.offer-limit b{ color:var(--yellow); font-size:22px; }
.offer-list li{ display:flex; align-items:center; gap:14px; margin:14px 0; font-size:16px; }
.badge-100{
  flex-shrink:0; background:var(--yellow); color:var(--navy-deep);
  font-family:var(--font-head); font-weight:900; font-size:14px;
  border-radius:999px; padding:5px 12px;
}
.check{
  flex-shrink:0; width:30px; height:30px; display:grid; place-items:center;
  border-radius:50%; background:rgba(255,255,255,.16); color:var(--yellow); font-weight:800;
}
.offer-list + .btn{ margin-top:26px; }

.offer-stats{ display:grid; grid-template-columns:repeat(2,1fr); gap:18px; }
.stat{
  background:rgba(255,255,255,.09); border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius); padding:24px 20px; text-align:center;
}
.stat strong{
  display:block; font-family:var(--font-head); font-weight:900;
  font-size:clamp(26px,3.4vw,40px); color:var(--yellow);
}
.stat span{ font-size:13.5px; color:var(--blue-100); }

/* Reviews */
.review-card{
  background:#fff; border-radius:var(--radius); padding:24px 20px; text-align:center;
  box-shadow:var(--shadow); transition:transform .2s ease;
}
.review-card:hover{ transform:translateY(-6px); }
.avatar{
  width:76px; height:76px; border-radius:50%; margin:0 auto 14px;
  background:linear-gradient(140deg,var(--blue-100),var(--blue-200));
  display:grid; place-items:center;
}
.avatar::after{
  content:attr(data-initials);
  font-family:var(--font-head); font-weight:900; font-size:22px; color:rgba(1,41,127,.4);
}
.review-card h3{ font-size:16px; color:var(--navy); }
.score{
  margin:6px 0 10px; font-family:var(--font-head); font-weight:900;
  font-size:21px; color:var(--blue-bright);
}
.quote{ margin:0; font-size:13.5px; color:var(--muted); font-style:italic; }

/* Partners */
.logo-row{
  display:grid; grid-template-columns:repeat(6,1fr); gap:20px; margin-top:34px;
}
.logo-box{
  height:84px; display:grid; place-items:center; border-radius:12px;
  background:var(--blue-50); color:var(--blue-200);
  font-family:var(--font-head); font-weight:900; letter-spacing:2px; font-size:14px;
  transition:transform .2s ease;
}
.logo-box:hover{ transform:translateY(-4px); }

/* News */
.news-card{
  background:#fff; border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow);
  display:flex; flex-direction:column;
}
.news-thumb{
  aspect-ratio:16/9;
  background:linear-gradient(140deg,var(--blue-200),var(--blue));
}
.news-card p{ margin:0; padding:18px 20px 10px; font-size:14px; color:var(--muted); flex:1; }
.more{
  padding:0 20px 20px; font-family:var(--font-head); font-weight:700;
  font-size:13.5px; color:var(--blue-bright);
}
.more:hover{ text-decoration:underline; }

/* Footer */
.site-footer{ background:var(--navy-deep); color:var(--blue-100); padding:60px 0 0; }
.footer-grid{ display:grid; grid-template-columns:1.1fr 1.2fr .9fr .9fr; gap:34px; }
.brand-footer .brand-mark{ background:#fff; color:var(--navy-deep); }
.brand-footer .brand-text{ color:#fff; }
.f-connect{ margin:18px 0 10px; font-size:14px; }
.socials{ display:flex; gap:10px; }
.socials a{
  width:38px; height:38px; display:grid; place-items:center; border-radius:50%;
  background:rgba(255,255,255,.12); color:#fff; font-weight:700;
  transition:background .15s ease;
}
.socials a:hover{ background:var(--blue-bright); }

.f-col h4{
  font-size:13px; letter-spacing:2px; color:var(--yellow); margin-bottom:16px;
}
.f-col p{ margin:0 0 14px; font-size:14px; line-height:1.55; }
.f-col b{ color:#fff; font-size:13px; letter-spacing:.4px; }
.hotline{ font-family:var(--font-head); font-weight:900; font-size:22px; color:var(--yellow); }
.muted{ color:#8FB3E0; font-size:13px; }

.copyright{
  margin-top:44px; padding:20px; text-align:center; font-size:13px;
  border-top:1px solid rgba(255,255,255,.1); color:#8FB3E0;
}

/* Floating call button */
.fab{
  position:fixed; right:22px; bottom:22px; z-index:90;
  width:58px; height:58px; border-radius:50%; display:grid; place-items:center;
  background:var(--red); box-shadow:0 10px 26px rgba(232,58,48,.45);
  animation:pulse 2s infinite;
}
.fab svg{ width:27px; height:27px; fill:#fff; }
@keyframes pulse{
  0%{ box-shadow:0 0 0 0 rgba(232,58,48,.55); }
  70%{ box-shadow:0 0 0 18px rgba(232,58,48,0); }
  100%{ box-shadow:0 0 0 0 rgba(232,58,48,0); }
}

/* Scroll reveal */
.reveal{ opacity:0; transform:translateY(26px); transition:opacity .6s ease, transform .6s ease; }
.reveal.in{ opacity:1; transform:none; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  .reveal{ opacity:1; transform:none; transition:none; }
  .fab{ animation:none; }
}

/* ---------------- Responsive ---------------- */
@media (max-width:1100px){
  .cards-5{ grid-template-columns:repeat(3,1fr); }
  .logo-row{ grid-template-columns:repeat(3,1fr); }
  .footer-grid{ grid-template-columns:1fr 1fr; }
  .teacher-card{ flex:0 0 calc((100% - 44px)/3); }
  .slider-btn.prev{ left:-6px; }
  .slider-btn.next{ right:-6px; }
}

@media (max-width:900px){
  .nav{
    position:fixed; inset:var(--header-h) 0 auto 0;
    flex-direction:column; align-items:stretch; gap:0;
    background:#fff; padding:10px 20px 22px;
    box-shadow:0 18px 30px rgba(0,0,0,.12);
    transform:translateY(-130%); transition:transform .25s ease;
  }
  .nav.open{ transform:translateY(0); }
  .nav a{ padding:14px 4px; border-bottom:1px solid #EDF2F9; font-size:15px; }
  .nav .nav-cta{ margin-top:14px; border-bottom:0; justify-content:center; }
  .nav-toggle{ display:flex; }

  .hero-grid,
  .offer-grid{ grid-template-columns:1fr; gap:36px; }

  /* Màn hẹp: tag ưu đãi tách hẳn lên trên, không đè vào tiêu đề */
  .hero-title-wrap{ display:flex; flex-direction:column-reverse; align-items:flex-start; gap:14px; }
  .sale-tag{
    position:static; transform:rotate(-5deg);
    display:inline-flex; align-items:center; gap:10px; padding:8px 16px;
  }
  .sale-tag span{ font-size:11px; text-align:left; }
  .sale-tag strong{ font-size:22px; }
  .cards-3,.cards-4,.why-grid{ grid-template-columns:repeat(2,1fr); }
  .teacher-card{ flex:0 0 72%; }
  .section{ padding:60px 0; }
}

@media (max-width:620px){
  .cards-3,.cards-4,.cards-5,.why-grid,.offer-stats{ grid-template-columns:1fr; }
  .logo-row{ grid-template-columns:repeat(2,1fr); }
  .footer-grid{ grid-template-columns:1fr; }
  .teacher-card{ flex:0 0 86%; }
  .hero-title{ font-size:clamp(30px, 8.6vw, 44px); }
  .hero-box{ padding:22px 18px; }
  .btn-lg{ padding:15px 30px; font-size:15px; }
  .slider-btn{ display:none; }
}