/* ================= BASE ================= */
*{margin:0;padding:0;box-sizing:border-box}
body{
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:#fff;
  color:#0f172a;
  line-height:1.8;
}

/* ================= HERO (IMPROVED) ================= */
.hero{
  background:
    radial-gradient(circle at top right, #dbeafe 0%, transparent 40%),
    radial-gradient(circle at bottom left, #e0f2fe 0%, transparent 45%),
    linear-gradient(135deg,#f8fbff,#eef6ff);
  padding:5.5rem 2rem 4.5rem;
}
.hero-inner{
  max-width:980px;
  margin:auto;
  text-align:center;
}
.hero-badge{
  display:inline-block;
  background:#e0f2fe;
  color:#1e40af;
  padding:.45rem 1rem;
  border-radius:999px;
  font-size:.85rem;
  font-weight:600;
  margin-bottom:1.2rem;
}
.hero h1{
  font-size:2.8rem;
  line-height:1.2;
  letter-spacing:-.5px;
}
.hero-highlight{
  color:#2563eb;
}
.hero p{
  max-width:780px;
  margin:1.3rem auto 0;
  font-size:1.05rem;
  color:#475569;
}
.hero-meta{
  margin-top:1.6rem;
  display:flex;
  justify-content:center;
  gap:1.2rem;
  flex-wrap:wrap;
  font-size:.9rem;
  color:#334155;
}
.hero-meta span{
  background:#ffffff;
  border:1px solid #e2e8f0;
  padding:.45rem .9rem;
  border-radius:999px;
}

/* ================= LAYOUT ================= */
.page{
  max-width:1280px;
  margin:auto;
  padding:4rem 2rem;
}
.layout{
  display:flex;
  gap:3rem;
  align-items:flex-start;
}

/* ================= TOC ================= */
.toc{
  width:280px;
  background:#f8fafc;
  border:1px solid #e2e8f0;
  border-radius:14px;
  padding:1.6rem;
  position:sticky;
  top:110px;
}
.toc h3{
  font-size:1.05rem;
  margin-bottom:1rem;
}
.toc a{
  display:block;
  padding:.55rem .5rem;
  margin:.3rem 0;
  color:#2563eb;
  text-decoration:none;
  font-weight:600;
  font-size:.95rem;
  border-left:3px solid transparent;
}
.toc a:hover{
  border-left-color:#2563eb;
  background:#eef2ff;
  border-radius:6px;
}

/* ================= BLOG ================= */
.blog{
  flex:1;
  max-width:850px;
}
.blog h2{
  font-size:2.1rem;
  margin:3rem 0 1rem;
}
.blog p{
  margin:1rem 0;
  color:#334155;
}
.blog ul{
  margin:1rem 0 1rem 1.3rem;
}
.blog li{
  margin:.6rem 0;
}

/* ================= INFO BOX ================= */
.info-box{
  background:#eef2ff;
  border-left:5px solid #2563eb;
  padding:1.6rem;
  border-radius:14px;
  margin:2.5rem 0;
}

/* ================= ADS ================= */
.ad{
  margin:3rem 0;
  padding:1.8rem;
  border:2px dashed #cbd5e1;
  border-radius:12px;
  text-align:center;
  color:#64748b;
  font-size:.9rem;
}

/* ================= MOBILE ================= */
@media(max-width:900px){
  .layout{flex-direction:column}
  .toc{width:100%;position:relative;top:0}
  .hero h1{font-size:2.2rem}
}

/* ===============================
   Programiz-style Paragraph Links
   (Article content only)
================================ */

.blog p a,
.blog li a {
  color: #2563eb;                /* Programiz blue */
  font-weight: 500;
  text-decoration: none;
  border-bottom: 2px solid #c7d7fe;
  padding-bottom: 1px;
  transition: all 0.2s ease;
}

.blog p a:hover,
.blog li a:hover {
  color: #1d4ed8;
  border-bottom-color: #1d4ed8;
  background: linear-gradient(
    to top,
    rgba(37, 99, 235, 0.12) 40%,
    transparent 40%
  );
}

.blog p a:visited,
.blog li a:visited {
  color: #4f46e5; /* subtle visited color */
}


/* ================= PREMIUM COMPARISON TABLE ================= */

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: 30px 0;
  font-size: 16px;
  background: #ffffff;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 12px 28px rgba(0,0,0,0.08);
  animation: fadeInTable 0.6s ease-in-out;
}

.comparison-table thead {
  background: linear-gradient(135deg,#4f46e5,#06b6d4);
  color: #fff;
}

.comparison-table th {
  padding: 16px;
  text-align: left;
  font-weight: 600;
}

.comparison-table td {
  padding: 14px 16px;
  border-bottom: 1px solid #f1f1f1;
  transition: 0.3s ease;
}

.comparison-table tbody tr:nth-child(even) {
  background: #f9fafb;
}

.comparison-table tbody tr:hover {
  background: #eef2ff;
  transform: scale(1.01);
}

.comparison-table td:first-child {
  font-weight: 600;
}

.comparison-table td:nth-child(2) {
  color: #2563eb;
  font-weight: 500;
}

.comparison-table td:nth-child(3) {
  color: #059669;
  font-weight: 500;
}

@keyframes fadeInTable {
  from {opacity:0; transform:translateY(10px);}
  to {opacity:1; transform:translateY(0);}
}

/* Responsive */
@media (max-width: 768px) {
  .comparison-table,
  .comparison-table thead,
  .comparison-table tbody,
  .comparison-table th,
  .comparison-table td,
  .comparison-table tr {
    display: block;
  }

  .comparison-table thead { display:none; }

  .comparison-table tr {
    margin-bottom: 20px;
    padding: 12px;
    border-radius: 12px;
    box-shadow: 0 6px 18px rgba(0,0,0,0.05);
  }

  .comparison-table td {
    border:none;
    position:relative;
    padding-left:50%;
    margin-bottom:10px;
  }

  .comparison-table td::before {
    position:absolute;
    left:15px;
    top:14px;
    font-weight:600;
    color:#6b7280;
  }

  .comparison-table td:nth-of-type(1)::before { content:"Feature"; }
  .comparison-table td:nth-of-type(2)::before { content:"SDLC"; }
  .comparison-table td:nth-of-type(3)::before { content:"STLC"; }
}





/* ================= LUXURY ALSO READ ================= */

.lux-read {
  margin-top: 140px;
  padding: 100px 20px;
  background: linear-gradient(180deg, #ffffff 0%, #f6f9ff 100%);
  position: relative;
  overflow: hidden;
}

.lux-read::before {
  content: "";
  position: absolute;
  top: -100px;
  left: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, #4f8cff, transparent 70%);
  opacity: 0.15;
}

.lux-container {
  max-width: 1200px;
  margin: auto;
  position: relative;
  z-index: 2;
}

.lux-header {
  text-align: center;
  margin-bottom: 60px;
}

.lux-sub {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #4f8cff;
  margin-bottom: 12px;
}

.lux-header h2 {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.lux-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 40px;
}

.lux-card {
  position: relative;
  padding: 40px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 0, 0, 0.05);
  text-decoration: none;
  color: #222;
  transition: all 0.4s ease;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.05);
}

.lux-card::after {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: 26px;
  background: linear-gradient(135deg, #4f8cff, #7b61ff, #00d4ff);
  z-index: -1;
  opacity: 0;
  transition: 0.4s ease;
}

.lux-card:hover::after {
  opacity: 0.3;
}

.lux-card:hover {
  transform: translateY(-14px);
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.08);
}

.lux-tag {
  display: inline-block;
  margin-bottom: 20px;
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 600;
  background: linear-gradient(135deg, #4f8cff, #7b61ff);
  color: #fff;
  letter-spacing: 1px;
}

.lux-card p {
  font-size: 15px;
  line-height: 1.8;
  margin: 0;
  color: #444;
}

.lux-arrow {
  position: absolute;
  bottom: 35px;
  right: 40px;
  font-size: 20px;
  font-weight: bold;
  opacity: 0.5;
  transition: 0.3s ease;
}

.lux-card:hover .lux-arrow {
  transform: translateX(8px);
  opacity: 1;
}

/* Mobile */
@media (max-width: 768px) {
  .lux-read {
    padding: 70px 15px;
  }
}