/* =========================================================
   RepeatCenter.com — business English courses
   Service-business landing page
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700;800&family=Inter:wght@400;500;600&display=swap');

:root{
  --bg:       #FFFFFF;
  --bg-alt:   #F2F7F6;
  --ink:      #10201D;
  --ink-soft: #5C6B67;
  --line:     #DCEAE7;
  --accent:   #0E7A6B;
  --accent-dark: #095A4F;
  --coral:    #E86A4B;

  --font-display: 'Sora', sans-serif;
  --font-body: 'Inter', sans-serif;
  --max: 1180px;
  --radius: 14px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

body{
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *{ animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

::selection{ background: var(--accent); color: #fff; }
:focus-visible{ outline: 2px solid var(--accent); outline-offset: 3px; }

a{ color: inherit; }

.section-inner{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 32px;
}

/* -------------------- navbar -------------------- */
.navbar{
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.navbar-inner{
  max-width: var(--max);
  margin: 0 auto;
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  white-space: nowrap;
}

.logo-accent{ color: var(--accent); }

.navbar-links{
  list-style: none;
  display: none;
  gap: 28px;
  margin: 0;
  padding: 0;
  font-size: 0.92rem;
  font-weight: 600;
}

@media (min-width: 800px){
  .navbar-links{ display: flex; }
}

.navbar-links a{ text-decoration: none; color: var(--ink-soft); }
.navbar-links a:hover{ color: var(--ink); }

.navbar-cta{
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 10px 18px;
  border-radius: 999px;
  white-space: nowrap;
}

/* -------------------- hero -------------------- */
.hero{ background: var(--bg-alt); }

.hero-inner{
  max-width: var(--max);
  margin: 0 auto;
  padding: 72px 32px 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 44px;
  align-items: center;
}

@media (min-width: 900px){
  .hero-inner{ grid-template-columns: 1.05fr 0.95fr; padding: 90px 32px 0; }
}

.pill{
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  background: #DBEFEA;
  color: var(--accent-dark);
  padding: 7px 14px;
  border-radius: 999px;
  margin-bottom: 22px;
}

.hero-copy h1{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 4.2vw, 3rem);
  line-height: 1.18;
  margin: 0 0 20px;
}

.hero-text{
  font-size: 1.05rem;
  color: var(--ink-soft);
  max-width: 48ch;
  margin: 0 0 30px;
}

.hero-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn{
  display: inline-block;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 13px 24px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.btn:hover{ transform: translateY(-1px); }

.btn-primary{ background: var(--accent); color: #fff; }
.btn-ghost{ background: transparent; color: var(--ink); border: 1.5px solid var(--ink); }
.btn-block{ width: 100%; text-align: center; }

.hero-visual{
  border-radius: 20px;
  overflow: hidden;
}

.hero-visual img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  min-height: 280px;
}

/* stat strip inside hero */
.stat-strip{
  max-width: var(--max);
  margin: 60px auto 0;
  padding: 0 32px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--line);
}

@media (min-width: 700px){
  .stat-strip{ grid-template-columns: repeat(4, 1fr); }
}

.stat-block{
  padding: 24px 16px;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-block:nth-child(2n){ border-right: none; }

@media (min-width: 700px){
  .stat-block:nth-child(2n){ border-right: 1px solid var(--line); }
  .stat-block:last-child{ border-right: none; }
}

.stat-num{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--accent);
}

.stat-label{
  font-size: 0.8rem;
  color: var(--ink-soft);
}

/* -------------------- section titles -------------------- */
.section-title{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  margin: 0 0 10px;
}

.section-sub{
  color: var(--ink-soft);
  font-size: 1.02rem;
  margin: 0 0 44px;
  max-width: 56ch;
}

/* -------------------- courses -------------------- */
.services-section{ padding: 90px 0 70px; }

.service-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 640px){
  .service-grid{ grid-template-columns: 1fr 1fr; }
}

@media (min-width: 1000px){
  .service-grid{ grid-template-columns: repeat(4, 1fr); }
}

.service-card{
  background: var(--bg-alt);
  border-radius: var(--radius);
  padding: 26px 22px;
  border: 1px solid var(--line);
}

.service-icon{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--coral);
  color: #fff;
  font-weight: 700;
  font-size: 0.82rem;
  margin-bottom: 16px;
}

.service-card h3{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  margin: 0 0 8px;
}

.service-card p{
  color: var(--ink-soft);
  font-size: 0.9rem;
  margin: 0;
}

/* -------------------- process -------------------- */
.process-section{
  background: var(--ink);
  color: #fff;
  padding: 80px 0;
}

.process-section .section-title{ color: #fff; }
.process-section .section-sub{ color: rgba(255,255,255,0.65); }

.process-track{
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

@media (min-width: 760px){
  .process-track{ grid-template-columns: repeat(4, 1fr); }
}

.process-step{
  border-top: 2px solid rgba(255,255,255,0.2);
  padding-top: 20px;
}

.process-num{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.process-step h3{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  margin: 0 0 8px;
}

.process-step p{
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  margin: 0;
  max-width: 30ch;
}

/* -------------------- reviews -------------------- */
.reviews-section{ padding: 90px 0; }

.reviews-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

@media (min-width: 760px){
  .reviews-grid{ grid-template-columns: repeat(3, 1fr); }
}

.review-card{
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
}

.review-quote{
  font-size: 0.96rem;
  line-height: 1.6;
  margin: 0 0 22px;
  color: var(--ink);
}

.review-author{
  display: flex;
  align-items: center;
  gap: 12px;
}

.review-avatar{
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.review-name{
  display: block;
  font-weight: 700;
  font-size: 0.88rem;
}

.review-role{
  display: block;
  font-size: 0.8rem;
  color: var(--ink-soft);
}

/* -------------------- CTA band -------------------- */
.cta-band{
  background: var(--bg-alt);
  padding: 80px 0;
  border-top: 1px solid var(--line);
}

.cta-inner{
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

@media (min-width: 800px){
  .cta-inner{ grid-template-columns: 1fr 1fr; align-items: center; }
}

.cta-inner h2{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0 0 12px;
}

.cta-inner p{
  color: var(--ink-soft);
  margin: 0;
}

.cta-form{
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}

.cta-form input{
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 0.9rem;
  outline: none;
}

.cta-form input:focus{ border-color: var(--accent); }

/* -------------------- footer -------------------- */
.site-footer{
  padding: 32px 0;
  border-top: 1px solid var(--line);
}

.footer-inner{
  display: flex;
  flex-direction: column;
  gap: 10px;
}

@media (min-width: 700px){
  .footer-inner{ flex-direction: row; justify-content: space-between; align-items: center; }
}

.footer-copy{
  color: var(--ink-soft);
  font-size: 0.85rem;
}