/* =========================================================
   InvestWithVishal — Finance Blog Stylesheet
   ========================================================= */

:root {
  --navy:      #0f2c4d;
  --navy-deep: #0a1f38;
  --green:     #16a34a;
  --green-dk:  #15803d;
  --accent:    #f59e0b;
  --bg:        #ffffff;
  --bg-soft:   #f6f8fb;
  --bg-card:   #ffffff;
  --ink:       #1a2433;
  --ink-soft:  #55606f;
  --line:      #e4e9f0;
  --shadow:    0 10px 30px rgba(15, 44, 77, 0.08);
  --shadow-sm: 0 4px 14px rgba(15, 44, 77, 0.06);
  --radius:    12px;
  --sans:      "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  --serif:     "Lora", Georgia, "Times New Roman", serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--green-dk); text-decoration: none; transition: color .2s; }
a:hover { color: var(--green); }
ul { list-style: none; }

h1,h2,h3,h4 { font-family: var(--serif); color: var(--navy); line-height: 1.25; font-weight: 600; }
h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); }
h3 { font-size: 1.3rem; }

.container { width: min(1140px, 92%); margin-inline: auto; }
.section { padding: 4rem 0; }
.eyebrow {
  text-transform: uppercase; letter-spacing: .12em; font-size: .74rem;
  font-weight: 700; color: var(--green-dk);
}

/* Buttons */
.btn {
  display: inline-block; font-weight: 600; font-size: .95rem;
  padding: .8rem 1.6rem; border-radius: 8px; cursor: pointer;
  background: var(--green-dk); color: #fff; border: 2px solid var(--green-dk);
  transition: all .2s;
}
.btn:hover { background: var(--green); border-color: var(--green); color: #fff; }
.btn--outline { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn--outline:hover { background: var(--navy); color: #fff; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: #fff; border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; padding: 1rem 0; }
.brand { font-family: var(--serif); font-size: 1.5rem; font-weight: 700; color: var(--navy); }
.brand span { color: var(--green-dk); }
.brand small { display:block; font-family: var(--sans); font-size:.6rem; letter-spacing:.18em; text-transform:uppercase; color: var(--ink-soft); font-weight:600; }
.nav-links { display: flex; gap: 1.8rem; align-items: center; }
.nav-links a { color: var(--ink); font-weight: 500; font-size: .95rem; }
.nav-links a:hover, .nav-links a.active { color: var(--green-dk); }
.nav-toggle { display: none; background: none; border: none; font-size: 1.5rem; cursor: pointer; color: var(--navy); }

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-deep) 100%);
  color: #fff; padding: 4.5rem 0; position: relative; overflow: hidden;
}
.hero::after {
  content: ""; position: absolute; right: -80px; top: -80px;
  width: 360px; height: 360px; border-radius: 50%;
  background: radial-gradient(circle, rgba(22,163,74,.25), transparent 70%);
}
.hero__inner { position: relative; z-index: 2; max-width: 720px; }
.hero h1 { color: #fff; margin: .6rem 0 1rem; }
.hero p { font-size: 1.15rem; color: rgba(255,255,255,.85); margin-bottom: 1.8rem; }
.hero .eyebrow { color: #6ee7a0; }
.hero .btn--outline { color:#fff; border-color:#fff; }
.hero .btn--outline:hover { background:#fff; color: var(--navy); }

/* Grid + cards */
.grid { display: grid; gap: 1.8rem; }
.grid--3 { grid-template-columns: repeat(3,1fr); }
.grid--2 { grid-template-columns: repeat(2,1fr); }
.section-head { text-align:center; margin-bottom: 2.5rem; }

.card {
  background: var(--bg-card); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column;
  transition: transform .25s, box-shadow .25s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.card__img { aspect-ratio: 16/9; overflow:hidden; background: var(--bg-soft); }
.card__img img { width:100%; height:100%; object-fit: cover; transition: transform .4s; }
.card:hover .card__img img { transform: scale(1.05); }
.card__body { padding: 1.4rem; flex:1; display:flex; flex-direction:column; }
.card__cat { font-size:.7rem; font-weight:700; text-transform:uppercase; letter-spacing:.08em; color: var(--green-dk); margin-bottom:.5rem; }
.card__body h3 { font-size: 1.2rem; margin-bottom:.5rem; }
.card__body h3 a { color: var(--navy); }
.card__body h3 a:hover { color: var(--green-dk); }
.card__excerpt { color: var(--ink-soft); font-size:.92rem; margin-bottom:1rem; }
.card__meta { margin-top:auto; font-size:.8rem; color: var(--ink-soft); padding-top:.8rem; border-top:1px solid var(--line); }

/* Page hero */
.page-hero { background: var(--bg-soft); padding: 3rem 0; border-bottom:1px solid var(--line); text-align:center; }
.page-hero h1 { margin-bottom:.4rem; }
.breadcrumb { font-size:.82rem; color: var(--ink-soft); }

/* Article */
.article { padding: 3rem 0; }
.article-wrap { width: min(760px, 92%); margin-inline:auto; }
.article-cover { width:100%; aspect-ratio:16/8; object-fit:cover; border-radius: var(--radius); margin: 1.5rem 0 2rem; }
.article-meta { font-size:.85rem; color: var(--ink-soft); margin: .6rem 0; }
.article-body { font-size: 1.08rem; color: #28323f; }
.article-body p { margin-bottom: 1.3rem; }
.article-body h2 { margin: 2.2rem 0 1rem; }
.article-body h3 { margin: 1.6rem 0 .8rem; color: var(--navy); }
.article-body ul, .article-body ol { margin: 0 0 1.3rem 1.4rem; }
.article-body li { margin-bottom: .5rem; }
.article-body blockquote {
  border-left: 4px solid var(--green); background: var(--bg-soft);
  padding: 1rem 1.4rem; margin: 1.6rem 0; border-radius: 0 8px 8px 0;
  font-style: italic; color: var(--navy);
}
.article-body table { width:100%; border-collapse: collapse; margin: 1.6rem 0; font-size:.95rem; }
.article-body th, .article-body td { border:1px solid var(--line); padding:.7rem 1rem; text-align:left; }
.article-body th { background: var(--navy); color:#fff; }
.article-body tr:nth-child(even) { background: var(--bg-soft); }
.key-box { background:#ecfdf3; border:1px solid #abefc6; border-radius:8px; padding:1.2rem 1.4rem; margin:1.6rem 0; }
.key-box strong { color: var(--green-dk); }

/* Disclaimer note inside posts */
.post-disclaimer {
  background:#fff7ed; border:1px solid #fed7aa; border-radius:8px;
  padding:1rem 1.2rem; margin:2rem 0; font-size:.88rem; color:#7c2d12;
}

/* Ad placeholder */
.ad-slot {
  margin: 2rem 0; padding: 1rem; text-align:center;
  background: var(--bg-soft); border:1px dashed var(--line); border-radius:8px;
  color: var(--ink-soft); font-size:.8rem;
}

/* About */
.about-grid { display:grid; grid-template-columns: 280px 1fr; gap:2.5rem; align-items:start; }
.about-card { background: var(--bg-soft); border:1px solid var(--line); border-radius: var(--radius); padding:1.8rem; text-align:center; }
.about-avatar { width:120px; height:120px; border-radius:50%; margin:0 auto 1rem; background: linear-gradient(135deg,var(--navy),var(--green-dk)); display:grid; place-items:center; color:#fff; font-size:2.6rem; font-family:var(--serif); }
.about-body p { color: var(--ink-soft); margin-bottom:1.1rem; }
.about-body h2 { margin-bottom:1rem; }

/* Legal pages */
.legal { padding: 3rem 0; }
.legal-wrap { width: min(820px, 92%); margin-inline:auto; }
.legal-wrap h2 { margin: 2rem 0 .8rem; font-size:1.5rem; }
.legal-wrap p, .legal-wrap li { color: var(--ink-soft); margin-bottom:1rem; }
.legal-wrap ul { margin-left: 1.4rem; list-style: disc; }
.updated { font-size:.85rem; color: var(--ink-soft); font-style:italic; }

/* Contact */
.contact-grid { display:grid; grid-template-columns:1fr 1fr; gap:3rem; }
.field { margin-bottom:1.2rem; }
.field label { display:block; font-size:.85rem; font-weight:600; margin-bottom:.4rem; color: var(--navy); }
.field input, .field textarea { width:100%; padding:.8rem 1rem; border:1px solid var(--line); border-radius:8px; font-family:inherit; font-size:.95rem; }
.field input:focus, .field textarea:focus { outline:none; border-color: var(--green); }
.field textarea { min-height:140px; resize:vertical; }
.form-note { color: var(--green-dk); font-size:.88rem; min-height:1.2em; margin-top:.6rem; }
.contact-info li { display:flex; gap:.8rem; margin-bottom:1.2rem; }
.contact-info strong { display:block; color: var(--navy); font-family:var(--serif); }
.contact-info span { color: var(--ink-soft); font-size:.92rem; }

/* Newsletter */
.cta { background: var(--navy); color:#fff; padding: 3.5rem 0; text-align:center; }
.cta h2 { color:#fff; }
.cta p { color: rgba(255,255,255,.8); margin:.6rem 0 1.6rem; }
.subscribe { display:flex; gap:.6rem; max-width:440px; margin:0 auto; }
.subscribe input { flex:1; padding:.85rem 1rem; border-radius:8px; border:none; font-family:inherit; }
.subscribe input:focus { outline:2px solid var(--green); }

/* Footer */
.site-footer { background: var(--navy-deep); color: rgba(255,255,255,.75); padding: 3rem 0 1.5rem; }
.footer-grid { display:grid; grid-template-columns: 2fr 1fr 1fr; gap:2.5rem; margin-bottom:2rem; }
.footer-grid h4 { color:#fff; font-family:var(--sans); font-size:.85rem; text-transform:uppercase; letter-spacing:.1em; margin-bottom:1rem; }
.footer-grid p { font-size:.9rem; }
.footer-brand { font-family:var(--serif); font-size:1.3rem; color:#fff; font-weight:700; }
.footer-links li { margin-bottom:.6rem; }
.footer-links a { color: rgba(255,255,255,.75); font-size:.9rem; }
.footer-links a:hover { color: #6ee7a0; }
.footer-bottom { border-top:1px solid rgba(255,255,255,.12); padding-top:1.4rem; text-align:center; font-size:.82rem; }
.footer-bottom .disc { font-size:.78rem; opacity:.7; margin-top:.6rem; max-width:680px; margin-inline:auto; }

/* Reveal */
.reveal { opacity:0; transform: translateY(20px); transition: all .6s; }
.reveal.in { opacity:1; transform:none; }

/* Responsive */
@media (max-width: 900px) {
  .grid--3 { grid-template-columns: repeat(2,1fr); }
  .about-grid, .contact-grid, .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .grid--3, .grid--2 { grid-template-columns: 1fr; }
  .nav-links {
    position: fixed; inset:0 0 0 35%; background:#fff; flex-direction:column;
    justify-content:center; gap:1.6rem; transform:translateX(100%); transition:transform .3s;
    box-shadow: var(--shadow); padding: 2rem;
  }
  .nav-links.open { transform:none; }
  .nav-toggle { display:block; z-index:110; }
  .subscribe { flex-direction:column; }
}