/* GSTSettle.com — Shared Stylesheet */

:root {
  --navy:        #1B4F8A;
  --navy-dark:   #133A68;
  --navy-light:  #2463A8;
  --amber:       #E8840A;
  --amber-dark:  #C46F08;
  --amber-light: #FEF3C7;
  --teal:        #00897B;
  --teal-light:  #E0F2F1;
  --white:       #FFFFFF;
  --bg:          #F8F9FB;
  --bg-warm:     #FFFAF5;
  --text:        #1C1C2E;
  --text-mid:    #4B5563;
  --text-muted:  #9CA3AF;
  --border:      #E5E7EB;
  --radius:      8px;
  --radius-lg:   14px;
  --shadow:      0 2px 12px rgba(27,79,138,0.10);
  --shadow-lg:   0 8px 32px rgba(27,79,138,0.14);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--white);
}

a { color: var(--navy); text-decoration: none; }
a:hover { color: var(--amber); }
img { max-width: 100%; height: auto; }
ul { list-style: none; }

/* ─── TYPOGRAPHY ─── */
h1, h2, h3, h4 { line-height: 1.25; font-weight: 700; color: var(--text); }
h1 { font-size: clamp(2rem, 4vw, 2.8rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-size: 1.2rem; }
p { color: var(--text-mid); }

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 0.75rem;
}

/* ─── LAYOUT ─── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
.section    { padding: 5rem 0; }
.section-sm { padding: 3rem 0; }
.section-alt { background: var(--bg); }
.section-navy { background: var(--navy); color: var(--white); }
.section-navy h2, .section-navy h3, .section-navy p { color: rgba(255,255,255,0.9); }
.section-warm { background: var(--bg-warm); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1.25rem; }

.text-center { text-align: center; }
.mb-1  { margin-bottom: 0.5rem; }
.mb-2  { margin-bottom: 1rem; }
.mb-3  { margin-bottom: 1.5rem; }
.mb-4  { margin-bottom: 2rem; }
.mb-6  { margin-bottom: 3rem; }
.mt-2  { margin-top: 1rem; }
.mt-4  { margin-top: 2rem; }

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.18s ease;
  text-decoration: none;
}

.btn-primary {
  background: var(--amber);
  color: var(--white);
  border-color: var(--amber);
}
.btn-primary:hover {
  background: var(--amber-dark);
  border-color: var(--amber-dark);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(232,132,10,0.35);
}

.btn-outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn-outline:hover {
  background: var(--navy);
  color: var(--white);
  transform: translateY(-1px);
}

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}
.btn-outline-white:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--white);
  color: var(--white);
}

.btn-lg { padding: 0.9rem 2.2rem; font-size: 1.05rem; }
.btn-sm { padding: 0.5rem 1.1rem; font-size: 0.85rem; }

.cta-group {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ─── NAVIGATION ─── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 8px rgba(0,0,0,0.06);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.02em;
}
.nav-logo span { color: var(--amber); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-mid);
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--navy); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.nav-login {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--navy);
}
.nav-login:hover { color: var(--amber); }

/* ─── HERO ─── */
.hero {
  padding: 6rem 0 5rem;
  background: linear-gradient(160deg, #EEF4FF 0%, #FFF8EF 100%);
}
.hero-inner { max-width: 780px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--amber-light);
  color: var(--amber-dark);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.35rem 0.9rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
  letter-spacing: 0.04em;
}
.hero h1 { color: var(--navy); margin-bottom: 1.25rem; }
.hero h1 em { font-style: normal; color: var(--amber); }
.hero-sub {
  font-size: 1.15rem;
  color: var(--text-mid);
  margin-bottom: 2.25rem;
  max-width: 620px;
}
.hero-note {
  margin-top: 1.25rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.hero-note span { margin: 0 0.5rem; }

/* ─── CARDS ─── */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.card-icon {
  width: 48px;
  height: 48px;
  background: var(--teal-light);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  font-size: 1.4rem;
}

.card h3 { margin-bottom: 0.6rem; font-size: 1.05rem; }
.card p  { font-size: 0.92rem; }

/* ─── STEPS ─── */
.step {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}
.step-num {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: var(--navy);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
  margin-top: 0.1rem;
}
.step-body h3 { margin-bottom: 0.4rem; }
.step-body p  { font-size: 0.93rem; }

/* ─── PRICING ─── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
  align-items: start;
}

.plan-card {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.25rem;
  position: relative;
  transition: box-shadow 0.18s;
}
.plan-card:hover { box-shadow: var(--shadow-lg); }

.plan-card.featured {
  border-color: var(--navy);
  box-shadow: var(--shadow-lg);
}
.plan-featured-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--navy);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.25rem 0.9rem;
  border-radius: 100px;
  white-space: nowrap;
  letter-spacing: 0.04em;
}

.plan-name { font-size: 0.9rem; font-weight: 700; color: var(--navy); margin-bottom: 0.3rem; }
.plan-target { font-size: 0.75rem; color: var(--text-muted); margin-bottom: 1rem; }
.plan-price { font-size: 1.75rem; font-weight: 800; color: var(--text); line-height: 1; }
.plan-price span { font-size: 0.85rem; font-weight: 400; color: var(--text-muted); }
.plan-companies { font-size: 0.8rem; color: var(--text-mid); margin: 0.5rem 0 1.25rem; }

.plan-features { margin-bottom: 1.5rem; }
.plan-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-mid);
  margin-bottom: 0.5rem;
}
.plan-features li::before {
  content: "✓";
  color: var(--teal);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 0.05rem;
}

/* ─── FAQ ─── */
.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 0;
}
.faq-q { font-weight: 600; color: var(--text); margin-bottom: 0.5rem; font-size: 0.98rem; }
.faq-a { font-size: 0.92rem; color: var(--text-mid); }

/* ─── STAT STRIP ─── */
.stat-strip {
  display: flex;
  justify-content: center;
  gap: 4rem;
  flex-wrap: wrap;
  padding: 2.5rem 0;
}
.stat-item { text-align: center; }
.stat-num { font-size: 2.2rem; font-weight: 800; color: var(--white); line-height: 1; }
.stat-label { font-size: 0.82rem; color: rgba(255,255,255,0.7); margin-top: 0.25rem; }

/* ─── WHO IT'S FOR ─── */
.audience-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  border-top: 4px solid var(--navy);
}
.audience-card.amber { border-top-color: var(--amber); }
.audience-card.teal  { border-top-color: var(--teal); }
.audience-card h3 { margin-bottom: 0.75rem; }
.audience-card ul { padding-left: 0; }
.audience-card li {
  font-size: 0.9rem;
  color: var(--text-mid);
  padding: 0.3rem 0;
  padding-left: 1.2rem;
  position: relative;
}
.audience-card li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--amber);
  font-weight: 700;
}

/* ─── FORMS ─── */
.form-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow);
  max-width: 640px;
  margin: 0 auto;
}

.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.4rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.65rem 0.9rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.93rem;
  font-family: inherit;
  color: var(--text);
  background: var(--white);
  transition: border-color 0.15s;
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(27,79,138,0.08);
}
.form-group textarea { resize: vertical; min-height: 120px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.form-success {
  display: none;
  background: var(--teal-light);
  border: 1px solid var(--teal);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  color: var(--teal);
  font-weight: 600;
  margin-top: 1rem;
  font-size: 0.93rem;
}

.form-error {
  display: none;
  background: #FEF2F2;
  border: 1px solid #FCA5A5;
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  color: #B91C1C;
  font-size: 0.9rem;
  margin-top: 1rem;
}

/* ─── PAGE HEADER ─── */
.page-header {
  background: linear-gradient(160deg, #EEF4FF 0%, #FFF8EF 100%);
  padding: 4rem 0 3rem;
  border-bottom: 1px solid var(--border);
}
.page-header h1 { color: var(--navy); margin-bottom: 0.75rem; }
.page-header p  { font-size: 1.1rem; max-width: 600px; }

/* ─── LEGAL PAGES ─── */
.legal-content h2 {
  font-size: 1.25rem;
  color: var(--navy);
  margin: 2.5rem 0 0.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.legal-content h2:first-child { border-top: none; padding-top: 0; margin-top: 0; }
.legal-content h3 {
  font-size: 1rem;
  color: var(--text);
  margin: 1.5rem 0 0.5rem;
}
.legal-content p {
  font-size: 0.95rem;
  margin-bottom: 1rem;
  color: var(--text-mid);
  line-height: 1.8;
}
.legal-content ul {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}
.legal-content ul li {
  font-size: 0.95rem;
  color: var(--text-mid);
  margin-bottom: 0.5rem;
  list-style: disc;
  line-height: 1.7;
}
.legal-content strong { color: var(--text); }
.legal-meta {
  background: var(--bg);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  font-size: 0.85rem;
  color: var(--text-mid);
  margin-bottom: 2rem;
}

/* ─── FOOTER ─── */
.footer {
  background: var(--navy-dark);
  color: rgba(255,255,255,0.75);
  padding: 3.5rem 0 1.5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 1.5rem;
}
.footer-logo {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 0.75rem;
  display: block;
  letter-spacing: -0.02em;
}
.footer-logo span { color: var(--amber); }
.footer-tagline { font-size: 0.85rem; line-height: 1.6; max-width: 240px; }
.footer-col h4 {
  color: var(--white);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.footer-col ul li { margin-bottom: 0.5rem; }
.footer-col ul li a {
  color: rgba(255,255,255,0.65);
  font-size: 0.875rem;
  transition: color 0.15s;
}
.footer-col ul li a:hover { color: var(--amber); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.footer-bottom a { color: rgba(255,255,255,0.55); }
.footer-bottom a:hover { color: var(--amber); }

/* ─── NOTICE BANNER ─── */
.notice {
  background: var(--amber-light);
  border-left: 4px solid var(--amber);
  padding: 1rem 1.25rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 0.9rem;
  color: var(--text-mid);
  margin-bottom: 2rem;
}

/* ─── HOW IT WORKS PAGE ─── */
.workflow-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.workflow-header {
  background: var(--navy);
  color: var(--white);
  padding: 1.25rem 1.75rem;
  font-weight: 700;
  font-size: 1rem;
}
.workflow-header.amber { background: var(--amber); }
.workflow-header.teal  { background: var(--teal); }
.workflow-body { padding: 1.75rem; }
.workflow-body .step { margin-bottom: 1.25rem; }
.workflow-body .step:last-child { margin-bottom: 0; }

/* ─── SUPPORT PAGE ─── */
.support-option {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  text-align: center;
}
.support-option-icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}
.support-option h3 { margin-bottom: 0.4rem; }
.support-option p  { font-size: 0.88rem; margin-bottom: 1.25rem; }

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: 1fr 1fr; }
  .pricing-grid    { grid-template-columns: 1fr 1fr; }
  .footer-grid     { grid-template-columns: 1fr 1fr; }
  .grid-5          { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4, .grid-5, .pricing-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .nav-links   { display: none; }
  .form-row    { grid-template-columns: 1fr; }
  .stat-strip  { gap: 2rem; }
  .hero        { padding: 3.5rem 0 3rem; }
  .section     { padding: 3rem 0; }
}