/* =========================================================
   TutorVisit — Design System
   Concept: a "tutoring passport" — students study toward
   different national curricula, so the visual signature is
   the passport stamp: circular, rotated, ink-pressed badges
   that mark each country/curriculum wherever they appear.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  --ink:        #1C2B3A;
  --ink-soft:    #3B4B5C;
  --paper:      #F5F6F2;
  --paper-raised: #FFFFFF;
  --line:       #D9DCD3;
  --brass:      #B8901F;
  --brass-deep: #96741A;
  --stamp-red:  #8B3A3A;
  --teal:       #3F6C64;
  --paper-dark: #E9EBE4;

  --font-display: 'Fraunces', serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --radius: 4px;
  --max-w: 1180px;
}

*{box-sizing:border-box; margin:0; padding:0;}

html{scroll-behavior:smooth;}

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

img{max-width:100%; display:block;}
a{color:inherit; text-decoration:none;}
ul{list-style:none;}

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

h1,h2,h3,h4{
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.15;
}

h1{font-size: clamp(2.2rem, 4.4vw, 3.6rem); font-weight:600;}
h2{font-size: clamp(1.6rem, 2.8vw, 2.3rem);}
h3{font-size: 1.25rem;}

p{color: var(--ink-soft);}

.eyebrow{
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass-deep);
  display:flex;
  align-items:center;
  gap:10px;
}
.eyebrow::before{
  content:"";
  width:22px; height:1px;
  background: var(--brass-deep);
  display:inline-block;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family: var(--font-body);
  font-weight:600;
  font-size:0.94rem;
  padding:13px 26px;
  border-radius: var(--radius);
  border:1.5px solid transparent;
  cursor:pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn-primary{
  background: var(--ink);
  color: var(--paper);
}
.btn-primary:hover{ background: var(--stamp-red); }
.btn-outline{
  border-color: var(--ink);
  color: var(--ink);
  background:transparent;
}
.btn-outline:hover{ background: var(--ink); color:var(--paper); }
.btn-whatsapp{
  background: var(--teal);
  color:#fff;
}
.btn-whatsapp:hover{ background:#2f524c; }
.btn-block{width:100%; justify-content:center;}

/* ---------- Header / Nav ---------- */
header.site{
  position: sticky; top:0; z-index:100;
  background: rgba(245,246,242,0.94);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding: 18px 0;
}
.logo{
  font-family: var(--font-display);
  font-weight:700;
  font-size:1.35rem;
  letter-spacing:-0.02em;
  display:flex; align-items:center; gap:10px;
}
.logo-mark{height:38px; width:auto; flex-shrink:0;}
.logo span{color:var(--brass-deep);}
.nav-links{
  display:flex; align-items:center; gap:30px;
  font-size:0.94rem; font-weight:500;
}
.nav-links > li{position:relative;}
.nav-links a:hover{color:var(--brass-deep);}
.has-dropdown > .dropdown{
  position:absolute; top: 130%; left:50%; transform:translateX(-50%);
  background: var(--paper-raised);
  border:1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 28px rgba(28,43,58,0.10);
  min-width:190px;
  padding:8px;
  opacity:0; visibility:hidden;
  transition: opacity .15s ease;
}
.has-dropdown:hover > .dropdown{opacity:1; visibility:visible;}
.dropdown li a{
  display:block; padding:9px 14px; border-radius:3px; font-size:0.9rem;
}
.dropdown li a:hover{background: var(--paper-dark);}
.nav-cta{display:flex; gap:12px; align-items:center;}
.nav-toggle{display:none;}

@media (max-width: 900px){
  .nav-links{
    position:fixed; inset:64px 0 0 0; background:var(--paper);
    flex-direction:column; align-items:flex-start; padding:24px 32px;
    gap:6px; transform:translateX(100%); transition:transform .25s ease;
    overflow-y:auto;
  }
  .nav-links.open{transform:translateX(0);}
  .nav-links > li{width:100%;}
  .nav-links a{display:block; padding:12px 0; width:100%; border-bottom:1px solid var(--line);}
  .has-dropdown > .dropdown{
    position:static; transform:none; box-shadow:none; border:none;
    opacity:1; visibility:visible; display:none; padding-left:14px;
  }
  .has-dropdown.mobile-open > .dropdown{display:block;}
  .nav-toggle{
    display:block; background:none; border:none; font-size:1.5rem; cursor:pointer;
  }
  .nav-cta{display:none;}
}

/* ---------- Hero ---------- */
.hero{
  padding: 76px 0 60px;
  position:relative;
  overflow:hidden;
}
.hero-grid{
  display:grid; grid-template-columns: 1.1fr 0.9fr; gap:50px; align-items:center;
}
.hero h1{margin:16px 0 20px;}
.hero p.lead{font-size:1.1rem; max-width:520px; margin-bottom:30px;}
.hero-ctas{display:flex; gap:14px; flex-wrap:wrap;}

/* Online-lesson hero illustration (signature element) */
.lesson-scene{position:relative;}
.lesson-scene svg{width:100%; height:auto; display:block;}
.lesson-caption{
  font-family:var(--font-mono); font-size:0.72rem; letter-spacing:0.04em;
  color:var(--ink-soft); text-align:center; margin-top:10px;
}

@media (max-width: 900px){
  .hero-grid{grid-template-columns:1fr;}
  .lesson-scene{margin-top:10px; max-width:420px; margin-left:auto; margin-right:auto;}
}

/* ---------- Sections ---------- */
section{padding: 64px 0;}
.section-alt{background: var(--paper-dark);}
.section-head{max-width:640px; margin-bottom:40px;}
.section-head h2{margin-top:14px;}

/* ---------- Cards ---------- */
.grid{display:grid; gap:24px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
@media (max-width:900px){
  .grid-3,.grid-4,.grid-2{grid-template-columns:1fr;}
}

.card{
  background: var(--paper-raised);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:28px;
}
.card h3{margin-bottom:10px;}
.card .tag{
  font-family:var(--font-mono); font-size:0.68rem; letter-spacing:0.08em;
  text-transform:uppercase; color:var(--teal); margin-bottom:12px; display:inline-block;
}

/* Curriculum badge — small stamp used inline in copy */
.curric-badges{display:flex; flex-wrap:wrap; gap:10px; margin:18px 0;}
.badge{
  font-family: var(--font-mono);
  font-size:0.72rem;
  letter-spacing:0.03em;
  border:1.5px solid var(--ink);
  border-radius:20px;
  padding:6px 14px;
  display:inline-flex; align-items:center; gap:6px;
}
.badge.red{border-color:var(--stamp-red); color:var(--stamp-red);}
.badge.teal{border-color:var(--teal); color:var(--teal);}
.badge.brass{border-color:var(--brass-deep); color:var(--brass-deep);}

/* ---------- Country curriculum table ---------- */
.curric-table{width:100%; border-collapse:collapse; margin-top:10px;}
.curric-table th, .curric-table td{
  text-align:left; padding:14px 16px; border-bottom:1px solid var(--line); font-size:0.95rem;
}
.curric-table th{
  font-family:var(--font-mono); font-size:0.72rem; text-transform:uppercase; letter-spacing:0.06em;
  color:var(--ink-soft); background:var(--paper-dark);
}
.curric-table tr:hover td{background: rgba(184,144,31,0.05);}

/* ---------- Fee tables ---------- */
.fee-table-wrap{overflow-x:auto; border:1px solid var(--line); border-radius:var(--radius); background:var(--paper-raised);}
table.fee{width:100%; border-collapse:collapse; min-width:640px;}
table.fee th, table.fee td{padding:16px 18px; border-bottom:1px solid var(--line); text-align:left;}
table.fee thead th{
  font-family:var(--font-mono); font-size:0.7rem; text-transform:uppercase; letter-spacing:0.06em;
  background:var(--ink); color:var(--paper);
}
table.fee td.price{font-family:var(--font-mono); font-weight:600; color:var(--brass-deep); font-size:1.05rem;}
table.fee tbody tr:last-child td{border-bottom:none;}
.fee-note{font-size:0.85rem; color:var(--ink-soft); margin-top:16px;}

.fee-tier-cards{display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-top:30px;}
@media(max-width:900px){.fee-tier-cards{grid-template-columns:1fr;}}
.fee-tier{
  background:var(--paper-raised); border:1px solid var(--line); border-radius:var(--radius); padding:30px;
  position:relative;
}
.fee-tier.featured{border-color:var(--brass-deep); box-shadow:0 10px 30px rgba(184,144,31,0.14);}
.fee-tier .price-big{font-family:var(--font-display); font-size:2.1rem; margin:10px 0; color:var(--ink);}
.fee-tier .price-big small{font-family:var(--font-mono); font-size:0.9rem; color:var(--ink-soft);}
.fee-tier ul{margin:18px 0; display:flex; flex-direction:column; gap:10px;}
.fee-tier li{font-size:0.92rem; padding-left:20px; position:relative;}
.fee-tier li::before{content:"—"; position:absolute; left:0; color:var(--teal);}

/* ---------- Steps ---------- */
.steps{display:grid; grid-template-columns:repeat(4,1fr); gap:24px;}
@media(max-width:900px){.steps{grid-template-columns:1fr 1fr;}}
.step .num{
  font-family:var(--font-mono); font-size:0.8rem; color:var(--brass-deep);
  border:1px solid var(--brass-deep); border-radius:50%;
  width:32px; height:32px; display:flex; align-items:center; justify-content:center;
  margin-bottom:14px;
}

/* ---------- CTA band ---------- */
.cta-band{
  background: var(--ink); color:var(--paper);
  border-radius: 6px; padding:50px; text-align:center; margin: 0 auto;
}
.cta-band h2{color:var(--paper);}
.cta-band p{color:#C9CFD6; max-width:520px; margin:14px auto 26px;}
.cta-band .hero-ctas{justify-content:center;}
.cta-band .btn-outline{border-color:var(--paper); color:var(--paper);}
.cta-band .btn-outline:hover{background:var(--paper); color:var(--ink);}

/* ---------- Form ---------- */
form.contact-form{display:flex; flex-direction:column; gap:16px; max-width:560px;}
.form-row{display:grid; grid-template-columns:1fr 1fr; gap:16px;}
@media(max-width:600px){.form-row{grid-template-columns:1fr;}}
label{font-size:0.85rem; font-weight:600; margin-bottom:6px; display:block;}
input, select, textarea{
  width:100%; padding:12px 14px; border:1.5px solid var(--line); border-radius:var(--radius);
  font-family:var(--font-body); font-size:0.95rem; background:#fff; color:var(--ink);
}
input:focus, select:focus, textarea:focus{outline:2px solid var(--brass-deep); outline-offset:1px; border-color:var(--brass-deep);}
textarea{resize:vertical; min-height:120px;}

/* ---------- Footer ---------- */
footer.site{
  background: var(--ink); color:#C9CFD6; padding:56px 0 26px; margin-top:60px;
}
.footer-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px;}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;}}
footer.site h4{color:#fff; font-size:0.95rem; margin-bottom:16px; font-family:var(--font-body); font-weight:600;}
footer.site a{color:#C9CFD6; font-size:0.9rem;}
footer.site a:hover{color:var(--brass);}
footer.site li{margin-bottom:10px;}
.footer-logo{font-family:var(--font-display); font-size:1.3rem; color:#fff; margin-bottom:12px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.12); margin-top:40px; padding-top:22px;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px;
  font-size:0.82rem; color:#8B96A3;
}
.legal-links a{color:#8B96A3;}
.legal-links a:hover{color:var(--brass);}

/* ---------- WhatsApp floating button ---------- */
.wa-float{
  position:fixed; bottom:24px; right:24px; z-index:200;
  background:var(--teal); color:#fff; width:58px; height:58px; border-radius:50%;
  display:flex; align-items:center; justify-content:center; box-shadow:0 8px 22px rgba(63,108,100,0.4);
  font-size:1.6rem;
}
.wa-float:hover{background:#2f524c;}

/* ---------- Page header (inner pages) ---------- */
.page-header{padding:56px 0 40px; border-bottom:1px solid var(--line);}
.page-header h1{margin-top:12px;}
.breadcrumb{font-family:var(--font-mono); font-size:0.72rem; color:var(--ink-soft); letter-spacing:0.04em;}
.breadcrumb a:hover{color:var(--brass-deep);}

/* ---------- Utility ---------- */
.center{text-align:center; margin-left:auto; margin-right:auto;}
.mt-40{margin-top:40px;}
.small{font-size:0.85rem; color:var(--ink-soft);}