/* =========================================================
   REVIZEE — PREMIUM ABOUT PAGE STYLESHEET
   File: css/about.css
========================================================= */

/* 1. Base Setup & Deep Gradient Hero Background */
main.app-main {
  padding-top: calc(var(--header-height, 80px) + 3rem) !important;
  min-height: calc(100vh - 200px);
  background: radial-gradient(circle at 50% -20%, #eff6ff 0%, #ffffff 60%);
}

/* 2. Hero Section Styling */
.badge-info {
  display: inline-block;
  background: linear-gradient(135deg, #dbeafe 0%, #e0f2fe 100%);
  color: #1d4ed8;
  border: 1px solid #bfdbfe;
  font-weight: 700;
  padding: 0.45rem 1.2rem;
  border-radius: 9999px;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.08);
}

.text-h2 {
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.text-lead {
  font-size: clamp(1.1rem, 1.8vw, 1.3rem);
  line-height: 1.7;
  color: #475569;
  max-width: 780px;
}

/* 3. Cards Section & Vibrant Glassmorphism */
.grid-cols-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.card-glass {
  position: relative;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-top: 4px solid #2563eb; /* Top Accent Color Line */
  border-radius: 16px;
  padding: 2.25rem 2rem;
  box-shadow: 0 10px 30px -5px rgba(37, 99, 235, 0.05);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-glass:nth-child(2) {
  border-top-color: #0284c7; /* Sky Accent for middle card */
}

.card-glass:nth-child(3) {
  border-top-color: #4f46e5; /* Indigo Accent for 3rd card */
}

.card-glass:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -10px rgba(37, 99, 235, 0.15);
  border-color: #cbd5e1;
}

.card-glass .text-h5 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 0.85rem;
}

.card-glass .text-muted {
  font-size: 0.95rem;
  line-height: 1.65;
  color: #64748b;
}

/* 4. Bottom Section Background Accent */
.section.bg-muted {
  background: linear-gradient(180deg, #ffffff 0%, #f0f7ff 100%);
  border-top: 1px solid #e2e8f0;
  border-bottom: 1px solid #e2e8f0;
  padding-block: 4.5rem;
}

.text-h3 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 2rem;
}

/* Custom Checkmark List Icons */
ul.stack {
  list-style: none;
  padding-left: 0;
  margin-bottom: 2.5rem;
}

ul.stack li.text-body {
  position: relative;
  padding-left: 2.5rem;
  font-size: 1.1rem;
  line-height: 1.7;
  color: #334155;
  margin-bottom: 1.25rem;
  font-weight: 500;
}

ul.stack li.text-body::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 2px;
  width: 24px;
  height: 24px;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #2563eb;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 900;
}

/* Glow Button Styling */
.mt-8 {
  margin-top: 2rem !important;
  display: inline-block;
}

.btn-primary {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%) !important;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35) !important;
  border: none !important;
  transition: all 0.2s ease !important;
}

.btn-primary:hover {
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.5) !important;
  transform: translateY(-1px);
}