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

:root{
  --blue: #1F4E79;
  --blue-dark: #163a5a;
  --teal: #3A8D8C;
  --warm-white: #FAFAF7;
  --soft-grey: #F3F4F6;
  --text-primary: #1F2933;
  --text-secondary: #52606D;
  --white: #FFFFFF;
  --shadow: 0 4px 20px rgba(0,0,0,0.06);
  --radius-card: 16px;
  --radius-btn: 10px;
  --max-width: 1200px;
}

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

body{
  margin: 0;
  font-family: 'Inter', Arial, sans-serif;
  color: var(--text-primary);
  background: var(--warm-white);
  line-height: 1.6;
  font-size: 16px;
  padding-bottom: 64px;
}
@media (min-width: 768px){ body{ font-size: 18px; } }
@media (min-width: 960px){ body{ padding-bottom: 0; } }

a{ color: inherit; text-decoration: none; }

.container{ max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

h1, h2, h3{ font-weight: 700; line-height: 1.2; color: var(--text-primary); margin: 0 0 16px; }
h1{ font-size: 36px; }
h2{ font-size: 30px; }
h3{ font-size: 22px; font-weight: 600; }
@media (min-width: 768px){
  h1{ font-size: 56px; }
  h2{ font-size: 42px; }
  h3{ font-size: 26px; }
}

p{ color: var(--text-secondary); margin: 0 0 16px; }

.section{ padding: 50px 0; }
@media (min-width: 768px){ .section{ padding: 100px 0; } }
.section--grey{ background: var(--soft-grey); }
.section--white{ background: var(--white); }
.section--blue{ background: var(--blue); color: var(--white); }
.section--blue h2, .section--blue p{ color: var(--white); }

.eyebrow{
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 13px;
  font-weight: 700;
  color: var(--teal);
  margin-bottom: 10px;
  display: block;
}

/* Buttons */
.btn{
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius-btn);
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  border: none;
  transition: all .15s ease;
}
.btn-primary{ background: var(--blue); color: var(--white); }
.btn-primary:hover{ background: var(--blue-dark); }
.btn-secondary{ background: transparent; color: var(--blue); border: 1.5px solid var(--blue); }
.btn-secondary:hover{ background: var(--blue); color: var(--white); }
.btn-on-blue{ background: var(--white); color: var(--blue); }
.btn-on-blue:hover{ background: var(--soft-grey); }

/* Header */
.site-header{
  position: sticky; top: 0; z-index: 100;
  background: rgba(250,250,247,0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(31,78,121,0.08);
}
.site-header .container{
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 16px; padding-bottom: 16px;
}
.logo{ font-weight: 700; font-size: 20px; color: var(--blue); }
.logo span{ color: var(--teal); }
.nav-links{ display: none; gap: 28px; font-size: 15px; font-weight: 500; }
@media (min-width: 960px){ .nav-links{ display: flex; } }
.nav-links a:hover{ color: var(--blue); }
.nav-links a.active{ color: var(--blue); }
.header-cta{ display: none; }
@media (min-width: 960px){ .header-cta{ display: inline-block; } }

/* Mobile sticky bottom bar */
.mobile-bar{
  position: fixed; bottom: 0; left: 0; right: 0;
  display: flex; z-index: 200;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.08);
}
@media (min-width: 960px){ .mobile-bar{ display: none; } }
.mobile-bar a{ flex: 1; text-align: center; padding: 16px 0; font-weight: 600; font-size: 15px; }
.mobile-bar .call{ background: var(--soft-grey); color: var(--blue); }
.mobile-bar .book{ background: var(--blue); color: var(--white); }

/* Hero */
.hero{ display: grid; gap: 40px; align-items: center; padding: 50px 0; }
@media (min-width: 768px){ .hero{ grid-template-columns: 3fr 2fr; padding: 90px 0; } }
.hero-image{
  background: linear-gradient(135deg, var(--teal), var(--blue));
  border-radius: var(--radius-card);
  min-height: 240px;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.85);
  font-size: 14px; text-align: center; padding: 20px;
}
.hero-buttons{ display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }

/* Cards grid */
.grid{ display: grid; gap: 24px; grid-template-columns: 1fr; margin-top: 40px; }
@media (min-width: 640px){ .grid--2{ grid-template-columns: 1fr 1fr; } }
@media (min-width: 900px){
  .grid--3{ grid-template-columns: repeat(3, 1fr); }
  .grid--4{ grid-template-columns: repeat(4, 1fr); }
}
.card{ background: var(--white); border-radius: var(--radius-card); padding: 28px; box-shadow: var(--shadow); }
.card .icon{
  width: 44px; height: 44px; border-radius: 10px;
  background: rgba(58,141,140,0.12); color: var(--teal);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; margin-bottom: 16px;
}
.card h3{ margin-bottom: 8px; }
.card p{ margin: 0; font-size: 15px; }

/* Timeline */
.timeline{ display: grid; gap: 32px; margin-top: 48px; grid-template-columns: 1fr; position: relative; }
@media (min-width: 900px){
  .timeline{ grid-template-columns: repeat(4, 1fr); }
  .timeline::before{
    content: ""; position: absolute; top: 28px; left: 12%; right: 12%; height: 2px;
    background: repeating-linear-gradient(90deg, var(--teal) 0, var(--teal) 6px, transparent 6px, transparent 14px);
  }
}
.timeline-step{ position: relative; }
.timeline-num{
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--blue); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 18px; margin-bottom: 16px; position: relative; z-index: 1;
}

/* Team */
.team-photo{
  width: 100%; height: 220px; border-radius: var(--radius-card);
  background: var(--soft-grey);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary); font-size: 13px; margin-bottom: 16px;
}
.team-langs{ color: var(--teal); font-size: 14px; font-weight: 600; }

/* FAQ accordion */
.faq-item{ border-bottom: 1px solid rgba(31,78,121,0.12); }
.faq-item summary{
  padding: 20px 0; font-weight: 600; font-size: 17px; cursor: pointer;
  list-style: none; display: flex; justify-content: space-between; align-items: center;
  color: var(--text-primary);
}
.faq-item summary::-webkit-details-marker{ display: none; }
.faq-item summary::after{ content: "+"; font-size: 22px; color: var(--teal); transition: transform .2s ease; }
.faq-item[open] summary::after{ transform: rotate(45deg); }
.faq-item .faq-body{ padding-bottom: 20px; }

/* Footer */
.site-footer{ background: #16222c; color: rgba(255,255,255,0.75); padding: 60px 0 24px; }
.footer-grid{ display: grid; gap: 32px; grid-template-columns: 1fr; margin-bottom: 32px; }
@media (min-width: 768px){ .footer-grid{ grid-template-columns: repeat(3, 1fr); } }
.site-footer h4{ color: var(--white); font-size: 15px; margin-bottom: 14px; }
.site-footer a{ display:block; margin-bottom: 8px; font-size: 14px; }
.site-footer a:hover{ color: var(--white); }
.footer-bottom{
  border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px; font-size: 13px;
  display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between;
}

/* Cookie banner */
.cookie-banner{
  position: fixed; bottom: 0; left: 0; right: 0;
  background: var(--blue); color: var(--white);
  padding: 18px 24px; z-index: 300;
  display: none; align-items: center; justify-content: center; gap: 20px;
  flex-wrap: wrap; text-align: center;
}
.cookie-banner.show{ display: flex; }
.cookie-banner p{ color: var(--white); margin: 0; font-size: 14px; max-width: 600px; }

/* Fade-in on scroll */
.fade-in{ opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.fade-in.visible{ opacity: 1; transform: translateY(0); }