:root{
  --bg:#f6f8fb;
  --card:#ffffff;
  --text:#182433;
  --muted:#5a6b7d;
  --brand:#0b3c5d;
  --brand2:#0ea5a4;
  --border:#e6edf5;
  --shadow:0 10px 30px rgba(16,24,40,.08);
  --radius:16px;
  --max:1200px;
}

*{box-sizing:border-box}

body{
  margin:0;
  font-family:Arial,Helvetica,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
}

html{
  scroll-behavior:smooth;
}

.container{
  max-width:var(--max);
  margin:auto;
  padding:0 18px;
}

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

/* =========================
   HEADER
========================= */
header{
  position:sticky;
  top:0;
  z-index:100;
  background:#fff;
  border-bottom:1px solid var(--border);
}

.navbar{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:8px;
  padding:10px 0;
}

.brand{
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center;
  gap:6px;
}

.logo{
  height:200px;          /* you wanted to keep 200px */
  width:auto;
  border-radius:8px;
  display:block;
}

.tagline{
  font-size:18px;
  font-weight:600;
  color:var(--muted);
  margin:0;
}

/* NAV */
nav ul{
  list-style:none;
  display:flex;
  justify-content:center;
  gap:12px;
  padding:0;
  margin:0;
  flex-wrap:wrap;
}

nav a{
  display:inline-block;
  padding:10px 12px;
  border-radius:12px;
}

nav a.active,
nav a:hover{
  background:#eef6fb;
}

/* =========================
   SECTIONS / LAYOUT
========================= */
.hero{ padding:26px 0; }

.section{
  padding:24px 0;
  scroll-margin-top:260px;
}

.hero-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr;
  gap:18px;
}

@media(max-width:900px){
  .hero-grid{ grid-template-columns:1fr; }
}

/* Cards */
.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:22px;
}

/* Grid */
.grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}

@media(max-width:900px){
  .grid{ grid-template-columns:1fr; }
}

/* Typography tweaks */
h1, h2, h3{ line-height:1.2; }
h1{ margin:0 0 10px; }
h2{ margin:0 0 10px; }
p{ margin:0 0 12px; }

/* =========================
   BUTTONS
========================= */
.btn{
  display:inline-block;
  padding:12px 14px;
  border-radius:14px;
  font-weight:700;
  border:1px solid var(--border);
  background:#fff;
  transition: all .2s ease;
}

.btn:hover{
  transform:translateY(-2px);
}

.btn.primary{
  background:linear-gradient(135deg,var(--brand),var(--brand2));
  color:#fff;
  border:none;
}

/* About Us "sub tabs" row */
.subtabs{
  margin-top:14px;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  justify-content:center;
}

/* =========================
   TABLES
========================= */
.table-wrap{ overflow-x:auto; }

table{
  width:100%;
  border-collapse:collapse;
}

th,td{
  padding:12px;
  border:1px solid var(--border);
  text-align:left;
}

th{ background:#f2f7fb; }

/* =========================
   FAQ DETAILS
========================= */
details{
  border:1px solid var(--border);
  border-radius:14px;
  padding:14px;
  background:#fff;
}

details+details{ margin-top:12px; }

summary{ font-weight:700; cursor:pointer; }

/* =========================
   FLOATING BUTTON (optional)
========================= */
.floating-book{
  position:fixed;
  right:18px;
  bottom:18px;
  z-index:200;
  border-radius:999px;
  box-shadow:var(--shadow);
}

/* =========================
   FOOTER
========================= */
.footer{
  border-top:1px solid var(--border);
  padding:20px 0;
  font-size:14px;
  color:var(--muted);
}

.disclaimer{
  font-size:12px;
  margin-top:8px;
  color:var(--muted);
}

/* =========================
   FORMS (makes forms look nicer)
========================= */
label{
  display:block;
  font-weight:700;
  margin:10px 0 6px;
}

input, select, textarea{
  width:100%;
  padding:12px;
  border:1px solid var(--border);
  border-radius:12px;
  background:#fff;
  font:inherit;
}

textarea{ min-height:120px; }

hr{
  border:none;
  border-top:1px solid var(--border);
  margin:18px 0;
}
/* =========================
   LEGAL LINKS (Privacy / Terms)
========================= */

.legal-links a{
  color: var(--brand2);
  text-decoration: underline;
  font-weight: 600;
}

.legal-links a:hover{
  color: var(--brand);
}
/* =========================
   SUPPORT SECTION IMAGE
========================= */

.support-grid{
  display:grid;
  grid-template-columns:1fr 1.35fr;
  gap:22px;
  align-items:center;
}

.support-image{
  width:100%;
}

.support-image img{
  display:block;
  width:100%;
  height:auto;
  border-radius:14px;
  box-shadow:var(--shadow);
}

/* mobile responsive */
@media(max-width:900px){
  .support-grid{
    grid-template-columns:1fr;
  }
}


.text-link a{
  color: var(--brand2);
  text-decoration: underline;
  font-weight:600;
}

.text-link a:hover{
  color: var(--brand);
}
/* checkbox alignment fix */

.checkbox-group label{
  display:flex;
  align-items:center;
  gap:8px;
  font-weight:normal;
  margin:6px 0;
}

.checkbox-group input{
  width:auto;
}
.subtabs .btn:hover{
  background: var(--brand2);
  color:#fff;
  border-color: var(--brand2);
  transform: translateY(-2px);
  transition: all .2s ease;
}
/* =========================
   PAGE FADE IN EFFECT
========================= */

body{
  animation: pageFade 0.6s ease-in-out;
}

@keyframes pageFade{
  from{
    opacity:0;
    transform: translateY(8px);
  }
  to{
    opacity:1;
    transform: translateY(0);
  }
}
.card{
  transition: transform .25s ease, box-shadow .25s ease;
}

.card:hover{
  transform: translateY(-6px);
  box-shadow:0 16px 40px rgba(16,24,40,.12);
}