/* =============================================
   STAMP DUTY CALCULATOR INDIA — MAIN STYLESHEET
   ============================================= */

:root {
  --primary: #1a3c6e;
  --primary-light: #2557a7;
  --accent: #f5a623;
  --accent-dark: #d4880e;
  --success: #16a34a;
  --danger: #dc2626;
  --bg: #f8f7f4;
  --bg-white: #ffffff;
  --bg-card: #ffffff;
  --border: #e2ddd6;
  --text-dark: #1a1a1a;
  --text-mid: #4a4a4a;
  --text-light: #767676;
  --font-display: 'DM Serif Display', serif;
  --font-body: 'Sora', sans-serif;
  --shadow-sm: 0 2px 8px rgba(26,60,110,0.08);
  --shadow-md: 0 6px 24px rgba(26,60,110,0.12);
  --shadow-lg: 0 16px 48px rgba(26,60,110,0.16);
  --radius: 16px;
  --radius-sm: 8px;
  --max-width: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text-dark);
  line-height: 1.65;
  font-size: 16px;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); border: 0;
}

/* ---- HEADER ---- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--primary);
  box-shadow: 0 2px 20px rgba(0,0,0,0.2);
}

.header-inner {
  display: flex; align-items: center;
  justify-content: space-between;
  padding-top: 14px; padding-bottom: 14px;
}

.logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: #fff;
}

.logo-icon { font-size: 1.6rem; }

.logo-text {
  font-family: var(--font-body);
  font-size: 1.15rem; font-weight: 400;
  letter-spacing: -0.01em; color: rgba(255,255,255,0.9);
}

.logo-text strong { font-weight: 700; color: var(--accent); }

.main-nav ul {
  display: flex; gap: 32px; list-style: none;
}

.main-nav a {
  color: rgba(255,255,255,0.85);
  text-decoration: none; font-size: 0.9rem;
  font-weight: 500; letter-spacing: 0.01em;
  transition: color 0.2s;
}

.main-nav a:hover, .main-nav a.active { color: var(--accent); }

.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}

.nav-toggle span {
  display: block; width: 24px; height: 2px;
  background: #fff; border-radius: 2px;
  transition: all 0.3s;
}

/* ---- HERO ---- */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, #0f2a50 60%, #0a1e3d 100%);
  padding: 72px 0 56px;
  position: relative; overflow: hidden;
}

.hero-bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 48px 48px;
}

.hero-inner { position: relative; text-align: center; }

.hero-badge {
  display: inline-block;
  background: rgba(245,166,35,0.15);
  color: var(--accent);
  border: 1px solid rgba(245,166,35,0.3);
  padding: 6px 18px; border-radius: 100px;
  font-size: 0.78rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  margin-bottom: 24px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  color: #ffffff;
  line-height: 1.15; margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.hero-title em {
  font-style: italic;
  color: var(--accent);
}

.hero-subtitle {
  color: rgba(255,255,255,0.72);
  font-size: 1.05rem; max-width: 600px;
  margin: 0 auto 36px;
}

.hero-stats {
  display: flex; gap: 40px;
  justify-content: center;
}

.stat {
  display: flex; flex-direction: column;
  align-items: center;
}

.stat strong {
  font-size: 1.8rem; font-weight: 800;
  color: var(--accent); line-height: 1;
}

.stat span {
  font-size: 0.75rem; color: rgba(255,255,255,0.6);
  text-transform: uppercase; letter-spacing: 0.05em;
  margin-top: 4px;
}

/* ---- CALCULATOR SECTION ---- */
.calculator-section { padding: 56px 0 48px; }

.calc-card {
  display: grid; grid-template-columns: 1fr 1fr;
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border: 1px solid var(--border);
}

.calc-form-panel {
  padding: 40px 36px;
  border-right: 1px solid var(--border);
}

.panel-title {
  font-family: var(--font-display);
  font-size: 1.55rem; color: var(--primary);
  margin-bottom: 4px;
}

.panel-sub {
  color: var(--text-light); font-size: 0.88rem;
  margin-bottom: 28px;
}

.form-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 18px; margin-bottom: 24px;
}

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full-width { grid-column: 1 / -1; }

label {
  font-size: 0.82rem; font-weight: 600;
  color: var(--text-mid); letter-spacing: 0.02em;
  text-transform: uppercase;
}

.req { color: var(--danger); }

select, input[type="number"] {
  width: 100%; padding: 11px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  font-family: var(--font-body);
  font-size: 0.95rem; color: var(--text-dark);
  transition: border-color 0.2s, box-shadow 0.2s;
  appearance: none;
}

select { 
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%234a4a4a' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
  cursor: pointer;
}

select:focus, input[type="number"]:focus {
  outline: none;
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(37,87,167,0.12);
}

.input-with-prefix { position: relative; }
.prefix {
  position: absolute; left: 14px; top: 50%;
  transform: translateY(-50%);
  font-weight: 600; color: var(--text-light);
}
.input-with-prefix input { padding-left: 30px; }

.hint { font-size: 0.75rem; color: var(--text-light); margin-top: 2px; }

.radio-group {
  display: flex; gap: 10px; flex-wrap: wrap;
}

.radio-label {
  display: flex; align-items: center; gap: 8px;
  cursor: pointer;
  padding: 9px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem; font-weight: 500;
  color: var(--text-mid);
  transition: all 0.2s;
  text-transform: none;
  letter-spacing: 0;
}

.radio-label input[type="radio"] { display: none; }

.radio-label:has(input:checked) {
  border-color: var(--primary-light);
  background: rgba(37,87,167,0.07);
  color: var(--primary);
}

.btn-calculate {
  width: 100%;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  color: #fff; border: none; border-radius: var(--radius-sm);
  padding: 16px 24px; font-size: 1rem;
  font-family: var(--font-body); font-weight: 700;
  cursor: pointer; transition: all 0.25s;
  letter-spacing: 0.01em;
}

.btn-calculate:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26,60,110,0.3);
}

.btn-calculate:active { transform: translateY(0); }

/* ---- RESULTS PANEL ---- */
.calc-results-panel {
  padding: 40px 36px;
  background: linear-gradient(160deg, #f9f8f6 0%, #f0efec 100%);
  display: flex; align-items: center; justify-content: center;
}

.results-placeholder {
  text-align: center; color: var(--text-light);
  padding: 24px;
}

.placeholder-icon { font-size: 3rem; margin-bottom: 16px; }

.results-placeholder p { margin-bottom: 8px; }
.results-placeholder .small { font-size: 0.82rem; }

.results-content { width: 100%; }

.results-header {
  display: flex; align-items: center;
  justify-content: space-between; margin-bottom: 20px;
}

.results-header h3 {
  font-family: var(--font-display);
  font-size: 1.3rem; color: var(--primary);
}

.state-badge {
  background: var(--primary);
  color: #fff; padding: 4px 12px;
  border-radius: 100px; font-size: 0.75rem;
  font-weight: 600; letter-spacing: 0.04em;
}

.results-breakdown {
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden; margin-bottom: 16px;
  background: #fff;
}

.result-row {
  display: flex; justify-content: space-between;
  align-items: center; padding: 13px 18px;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.result-row:last-child { border-bottom: none; }

.result-row.highlight { background: rgba(26,60,110,0.03); }

.result-row.total {
  background: var(--primary);
  color: #fff; font-weight: 700;
  font-size: 1rem;
}

.result-row.total .label,
.result-row.total .value { color: #fff; }

.result-row.effective {
  background: rgba(22,163,74,0.08);
  font-size: 0.85rem;
}

.result-row.effective .value { color: var(--success); font-weight: 700; }

.label { color: var(--text-mid); }
.value { font-weight: 600; color: var(--text-dark); }

.rate-badge {
  background: rgba(37,87,167,0.1);
  color: var(--primary-light);
  padding: 2px 10px; border-radius: 100px;
  font-size: 0.82rem; font-weight: 700;
}

.savings-box {
  display: flex; align-items: center; gap: 12px;
  background: rgba(22,163,74,0.08);
  border: 1px solid rgba(22,163,74,0.25);
  border-radius: var(--radius-sm);
  padding: 14px 18px; margin-bottom: 14px;
}

.savings-icon { font-size: 1.4rem; }
.savings-text { font-size: 0.88rem; color: var(--success); }
.savings-text strong { display: block; }

.result-notes {
  font-size: 0.78rem; color: var(--text-light);
  margin-bottom: 14px; line-height: 1.5;
  background: rgba(245,166,35,0.06);
  border-left: 3px solid var(--accent);
  padding: 10px 14px; border-radius: 0 6px 6px 0;
}

.official-link-box {
  margin-bottom: 16px;
}

.official-link-box a {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--primary-light); font-size: 0.82rem;
  font-weight: 600; text-decoration: none;
  border: 1px solid var(--primary-light);
  padding: 7px 14px; border-radius: var(--radius-sm);
  transition: all 0.2s;
}

.official-link-box a:hover {
  background: var(--primary); color: #fff;
  border-color: var(--primary);
}

.btn-reset {
  width: 100%;
  background: transparent;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-mid); cursor: pointer;
  padding: 10px; font-family: var(--font-body);
  font-size: 0.85rem; font-weight: 600;
  transition: all 0.2s;
}

.btn-reset:hover { border-color: var(--primary); color: var(--primary); }

.disclaimer {
  margin-top: 20px; padding: 14px 18px;
  background: rgba(220,38,38,0.04);
  border: 1px solid rgba(220,38,38,0.15);
  border-radius: var(--radius-sm);
  font-size: 0.8rem; color: var(--text-light);
  line-height: 1.55;
}

.disclaimer a { color: var(--primary-light); }

/* ---- HOW IT WORKS ---- */
.how-section {
  padding: 72px 0;
  background: var(--bg-white);
}

.section-header {
  text-align: center; margin-bottom: 48px;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  color: var(--primary); margin-bottom: 10px;
}

.section-header p { color: var(--text-light); font-size: 1rem; }

.steps-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step-card {
  padding: 28px 24px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  position: relative; transition: all 0.25s;
}

.step-card:hover {
  border-color: var(--primary-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.step-num {
  font-size: 2.4rem; font-weight: 800;
  color: var(--accent); opacity: 0.5;
  margin-bottom: 12px; line-height: 1;
  font-family: var(--font-display);
}

.step-card h3 {
  font-size: 1rem; font-weight: 700;
  color: var(--primary); margin-bottom: 10px;
}

.step-card p { font-size: 0.85rem; color: var(--text-mid); }

/* ---- STATE GUIDE TABLE ---- */
.state-guide {
  padding: 72px 0;
  background: var(--bg);
}

.table-wrapper { overflow-x: auto; border-radius: var(--radius); }

.rates-table {
  width: 100%; border-collapse: collapse;
  background: #fff; font-size: 0.85rem;
  border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.rates-table thead {
  background: var(--primary); color: #fff;
}

.rates-table th {
  padding: 14px 16px; text-align: left;
  font-size: 0.78rem; font-weight: 600;
  letter-spacing: 0.04em; text-transform: uppercase;
  white-space: nowrap;
}

.rates-table td {
  padding: 12px 16px; border-bottom: 1px solid var(--border);
  color: var(--text-mid); vertical-align: middle;
}

.rates-table tbody tr:last-child td { border-bottom: none; }

.rates-table tbody tr:nth-child(even) { background: #f9f8f6; }

.rates-table tbody tr:hover { background: rgba(37,87,167,0.04); }

.rates-table td strong { color: var(--primary); }

.table-note {
  margin-top: 14px; font-size: 0.78rem;
  color: var(--text-light);
}

.table-note a { color: var(--primary-light); }

/* ---- FEATURES SECTION ---- */
.features-section {
  padding: 72px 0;
  background: var(--bg-white);
}

.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  padding: 28px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  transition: all 0.25s;
}

.feature-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.feature-icon { font-size: 2rem; margin-bottom: 14px; }

.feature-card h3 {
  font-size: 1rem; font-weight: 700;
  color: var(--primary); margin-bottom: 8px;
}

.feature-card p { font-size: 0.85rem; color: var(--text-mid); }

/* ---- TIP SECTION ---- */
.tip-section {
  padding: 40px 0;
  background: var(--bg);
}

.tip-card {
  display: flex; gap: 20px; align-items: flex-start;
  background: linear-gradient(135deg, #fff9ec, #fff5d6);
  border: 1.5px solid rgba(245,166,35,0.3);
  border-radius: var(--radius); padding: 28px;
  box-shadow: var(--shadow-sm);
}

.tip-icon { font-size: 2.4rem; flex-shrink: 0; }

.tip-content h3 {
  font-size: 1.05rem; font-weight: 700;
  color: var(--primary); margin-bottom: 8px;
}

.tip-content p { font-size: 0.88rem; color: var(--text-mid); }

/* ---- FAQ SECTION ---- */
.faq-section {
  padding: 72px 0;
  background: var(--bg-white);
}

.faq-list { max-width: 800px; margin: 0 auto; }

.faq-item {
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 12px; overflow: hidden;
  transition: border-color 0.2s;
}

.faq-item[open] { border-color: var(--primary-light); }

.faq-item summary {
  padding: 18px 22px; cursor: pointer;
  font-weight: 600; font-size: 0.95rem;
  color: var(--text-dark); list-style: none;
  display: flex; justify-content: space-between;
  align-items: center;
}

.faq-item summary::after {
  content: '+'; font-size: 1.4rem;
  color: var(--primary-light); font-weight: 300;
  flex-shrink: 0; margin-left: 12px;
}

.faq-item[open] summary::after { content: '−'; }

.faq-item p {
  padding: 0 22px 18px;
  font-size: 0.88rem; color: var(--text-mid);
}

/* ---- BLOG CTA ---- */
.blog-cta-section { padding: 56px 0; background: var(--bg); }

.blog-cta-card {
  display: flex; align-items: center;
  justify-content: space-between; gap: 32px;
  background: linear-gradient(135deg, var(--primary) 0%, #0f2a50 100%);
  border-radius: var(--radius); padding: 48px;
  color: #fff;
}

.cta-text h2 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 2rem);
  margin-bottom: 12px;
}

.cta-text p {
  color: rgba(255,255,255,0.75);
  font-size: 0.95rem; margin-bottom: 24px;
  max-width: 500px;
}

.btn-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent);
  color: var(--primary); padding: 14px 28px;
  border-radius: var(--radius-sm); font-weight: 700;
  text-decoration: none; font-size: 0.95rem;
  transition: all 0.2s;
}

.btn-secondary:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}

.cta-illustration { font-size: 5rem; opacity: 0.8; }

/* ---- FOOTER ---- */
.site-footer {
  background: #0f1f38;
  color: rgba(255,255,255,0.7);
}

.footer-inner {
  display: grid; grid-template-columns: 1fr 2fr;
  gap: 48px; padding-top: 48px; padding-bottom: 40px;
}

.footer-brand .logo { margin-bottom: 14px; }
.footer-brand p { font-size: 0.82rem; max-width: 260px; }

.footer-links {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.footer-col h4 {
  font-size: 0.78rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--accent); margin-bottom: 14px;
}

.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 8px; }
.footer-col a {
  color: rgba(255,255,255,0.6); text-decoration: none;
  font-size: 0.85rem; transition: color 0.2s;
}
.footer-col a:hover { color: #fff; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 18px 0; text-align: center;
}

.footer-bottom p { font-size: 0.75rem; color: rgba(255,255,255,0.4); }

/* ========== BLOG STYLES ========== */
.blog-hero {
  background: linear-gradient(135deg, var(--primary) 0%, #0f2a50 100%);
  padding: 56px 0 40px;
}

.blog-hero-inner { position: relative; }

.blog-hero-badge {
  display: inline-block;
  background: rgba(245,166,35,0.15);
  color: var(--accent);
  border: 1px solid rgba(245,166,35,0.3);
  padding: 5px 14px; border-radius: 100px;
  font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  margin-bottom: 18px;
}

.blog-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: #fff; margin-bottom: 12px;
}

.blog-hero p {
  color: rgba(255,255,255,0.7);
  font-size: 1rem; max-width: 600px;
}

.blog-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 28px; padding: 56px 0;
}

.blog-card {
  background: #fff; border-radius: var(--radius);
  border: 1.5px solid var(--border);
  overflow: hidden; transition: all 0.25s;
  display: flex; flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.blog-card-thumb {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  height: 180px; display: flex;
  align-items: center; justify-content: center;
  font-size: 3.5rem;
}

.blog-card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }

.blog-tag {
  display: inline-block;
  background: rgba(37,87,167,0.08);
  color: var(--primary-light);
  padding: 3px 10px; border-radius: 100px;
  font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.05em; text-transform: uppercase;
  margin-bottom: 12px;
}

.blog-card h2 {
  font-size: 1.05rem; font-weight: 700;
  color: var(--primary); margin-bottom: 10px;
  line-height: 1.4;
}

.blog-card p {
  font-size: 0.85rem; color: var(--text-mid);
  margin-bottom: 16px; flex: 1;
}

.blog-card-meta {
  display: flex; gap: 16px;
  font-size: 0.75rem; color: var(--text-light);
  margin-bottom: 16px;
}

.read-more {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--primary-light); font-weight: 600;
  font-size: 0.85rem; text-decoration: none;
  transition: gap 0.2s;
}

.read-more:hover { gap: 10px; }

/* ---- BLOG POST ---- */
.blog-post-layout {
  display: grid; grid-template-columns: 1fr 320px;
  gap: 40px; padding: 56px 0;
  align-items: start;
}

.blog-post-body {
  background: #fff; border-radius: var(--radius);
  padding: 48px; border: 1.5px solid var(--border);
}

.post-meta {
  display: flex; gap: 16px; flex-wrap: wrap;
  font-size: 0.78rem; color: var(--text-light);
  margin-bottom: 28px; align-items: center;
}

.post-category {
  background: rgba(37,87,167,0.1);
  color: var(--primary-light);
  padding: 3px 12px; border-radius: 100px;
  font-weight: 700; font-size: 0.72rem;
  text-transform: uppercase; letter-spacing: 0.05em;
}

.blog-post-body h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  color: var(--primary); margin-bottom: 20px;
  line-height: 1.2;
}

.post-intro {
  font-size: 1.08rem; color: var(--text-mid);
  border-left: 4px solid var(--accent);
  padding-left: 18px; margin-bottom: 32px;
  font-style: italic;
}

.blog-post-body h2 {
  font-family: var(--font-display);
  font-size: 1.5rem; color: var(--primary);
  margin: 36px 0 14px;
}

.blog-post-body h3 {
  font-size: 1.1rem; font-weight: 700;
  color: var(--primary); margin: 24px 0 10px;
}

.blog-post-body p {
  font-size: 0.95rem; color: var(--text-mid);
  margin-bottom: 16px; line-height: 1.75;
}

.blog-post-body ul, .blog-post-body ol {
  padding-left: 24px; margin-bottom: 16px;
}

.blog-post-body li {
  font-size: 0.95rem; color: var(--text-mid);
  margin-bottom: 8px; line-height: 1.7;
}

.blog-post-body a { color: var(--primary-light); }

.info-box {
  background: rgba(37,87,167,0.05);
  border: 1px solid rgba(37,87,167,0.15);
  border-radius: var(--radius-sm);
  padding: 20px 22px; margin: 24px 0;
}

.info-box h4 {
  font-size: 0.88rem; font-weight: 700;
  color: var(--primary); margin-bottom: 10px;
  display: flex; align-items: center; gap: 8px;
}

.info-box p, .info-box li {
  font-size: 0.85rem !important;
}

.cta-inline {
  background: linear-gradient(135deg, var(--primary), #0f2a50);
  border-radius: var(--radius); padding: 28px;
  text-align: center; margin: 32px 0;
  color: #fff;
}

.cta-inline h3 {
  font-size: 1.15rem; margin-bottom: 8px; color: #fff;
}

.cta-inline p {
  color: rgba(255,255,255,0.75); margin-bottom: 18px;
  font-size: 0.88rem !important;
}

.cta-inline .btn-secondary { color: var(--primary); }

/* Sidebar */
.blog-sidebar { display: flex; flex-direction: column; gap: 24px; }

.sidebar-widget {
  background: #fff;
  border: 1.5px solid var(--border);
  border-radius: var(--radius); padding: 24px;
}

.sidebar-widget h4 {
  font-size: 0.85rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--primary); margin-bottom: 16px;
  padding-bottom: 10px; border-bottom: 2px solid var(--accent);
}

.sidebar-widget ul { list-style: none; }
.sidebar-widget li { margin-bottom: 10px; }
.sidebar-widget a {
  font-size: 0.85rem; color: var(--text-mid);
  text-decoration: none; transition: color 0.2s;
  display: flex; gap: 8px; align-items: flex-start;
}
.sidebar-widget a:hover { color: var(--primary-light); }

.sidebar-calc-btn {
  display: block; width: 100%;
  background: var(--primary); color: #fff;
  text-align: center; padding: 14px;
  border-radius: var(--radius-sm); text-decoration: none;
  font-weight: 700; font-size: 0.9rem;
  transition: all 0.2s; margin-top: 8px;
}

.sidebar-calc-btn:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-post-layout { grid-template-columns: 1fr; }
  .blog-sidebar { display: none; }
}

@media (max-width: 768px) {
  .calc-card { grid-template-columns: 1fr; }
  .calc-form-panel { border-right: none; border-bottom: 1px solid var(--border); }
  .calc-results-panel { align-items: flex-start; }
  .form-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 20px; }
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .blog-cta-card { flex-direction: column; padding: 32px; }
  .cta-illustration { display: none; }
  .steps-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .blog-post-body { padding: 28px 20px; }
  .tip-card { flex-direction: column; }
}

@media (max-width: 480px) {
  .hero { padding: 48px 0 36px; }
  .hero-stats { flex-direction: column; gap: 12px; }
  .radio-group { flex-direction: column; }
  .footer-links { grid-template-columns: 1fr; }
}

/* Mobile Nav Open */
.nav-open .main-nav {
  display: flex; flex-direction: column;
  position: absolute; top: 60px; left: 0; right: 0;
  background: var(--primary); padding: 20px 24px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.nav-open .main-nav ul { flex-direction: column; gap: 0; }
.nav-open .main-nav a {
  display: block; padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}