/* Sitora Pharmaceuticals landing page — brand-extracted from sitorapharma.com */
:root {
  --primary: #00AEEF;          /* Sitora cyan, pulled from live CSS */
  --primary-deep: #0089BD;     /* darker hover */
  --primary-soft: rgba(0,174,239,0.08);
  --ink: #0F1419;              /* deep hero / heading dark */
  --graphite: #32373c;          /* body text, charcoal from live CSS */
  --slate: #4B5563;             /* subdued labels */
  --cloud: #F4F7FA;             /* section gradient base */
  --hairline: #E5E7EB;
  --hairline-dark: #1f1f1f;
  --bg: #FFFFFF;
  --logo-grey: #D1D5DB;         /* matches the SITORA wordmark grey in the logo */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --shadow-subtle: 0 1px 2px rgba(15,20,25,0.05), 0 2px 8px rgba(0,174,239,0.06);
  --shadow-medium: 0 8px 24px rgba(15,20,25,0.08);
  --max: 1100px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--graphite);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16.5px;
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 28px; }

/* Eduba banner */
.eduba-banner {
  background: #0a0a0a;
  color: #f5f5f5;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 13px;
  letter-spacing: 0.01em;
  border-bottom: 1px solid #1f1f1f;
}
.eduba-banner a {
  color: #f5f5f5;
  text-decoration: none;
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -0.02em;
}
.eduba-banner .ctx { opacity: 0.88; }

/* Site header — mirrors Sitora's wordmark register */
.site-header {
  padding: 28px 0 0;
  border-bottom: 1px solid var(--hairline);
  background: #ffffff;
}
.brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-bottom: 22px;
}
.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.brand-mark img {
  height: 44px;
  width: auto;
  display: block;
}
.brand-divider {
  width: 1px;
  height: 28px;
  background: var(--hairline);
}
.brand-tag {
  font-family: 'Playfair Display', Georgia, serif;
  font-style: italic;
  font-size: 13.5px;
  color: var(--slate);
  letter-spacing: 0.01em;
  line-height: 1.2;
  max-width: 280px;
}
.meta-line {
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--slate);
  font-weight: 600;
}

/* Hero — dark, mirrors their live site's dark vial-photography treatment */
.hero {
  padding: 84px 0 72px;
  background: radial-gradient(ellipse at 30% 20%, #14252F 0%, var(--ink) 60%, #060A0D 100%);
  color: #ffffff;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: -120px;
  right: -80px;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(0,174,239,0.18) 0%, rgba(0,174,239,0) 65%);
  pointer-events: none;
}
.hero .wrap { position: relative; z-index: 1; }
.hero .eyebrow {
  font-family: 'Playfair Display', Georgia, serif;
  font-style: italic;
  font-size: 14px;
  color: var(--primary);
  letter-spacing: 0.02em;
  margin-bottom: 14px;
  display: inline-block;
}
.hero h1 {
  font-family: 'Oswald', 'Bebas Neue', 'Arial Narrow', sans-serif;
  font-size: clamp(42px, 6.6vw, 78px);
  line-height: 1.02;
  font-weight: 500;
  letter-spacing: 0.005em;
  color: #ffffff;
  margin: 4px 0 22px;
  max-width: 880px;
  text-transform: uppercase;
}
.hero h1 .accent { color: var(--primary); }
.hero .subhead {
  font-size: 18px;
  color: rgba(255,255,255,0.82);
  max-width: 720px;
  margin-bottom: 28px;
  line-height: 1.6;
  font-weight: 400;
}
.hero .badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}
.hero .badge {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 7px 14px;
  border-radius: 999px;
  background: rgba(0,174,239,0.16);
  color: var(--primary);
  font-weight: 600;
  border: 1px solid rgba(0,174,239,0.32);
}

/* Statbar */
.statbar {
  padding: 36px 0;
  border-top: 1px solid var(--hairline);
  background: linear-gradient(180deg, var(--cloud) 0%, #ffffff 100%);
}
.statbar-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
  align-items: end;
}
.statbar .stat { text-align: left; }
.statbar .stat-num {
  font-family: 'Oswald', 'Bebas Neue', sans-serif;
  font-size: 42px;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--primary);
  line-height: 1;
}
.statbar .stat-label {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
  font-weight: 600;
  margin-top: 6px;
}

/* Standard sections */
section {
  padding: 72px 0;
  border-top: 1px solid var(--hairline);
}
section h2 {
  font-family: 'Oswald', 'Bebas Neue', sans-serif;
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.005em;
  margin: 8px 0 22px;
  max-width: 880px;
  line-height: 1.05;
  text-transform: uppercase;
}
.section-eyebrow {
  font-family: 'Playfair Display', Georgia, serif;
  font-style: italic;
  font-size: 14px;
  color: var(--primary);
  font-weight: 500;
  margin-bottom: 6px;
}
.section-eyebrow.numbered {
  font-family: 'Inter', sans-serif;
  font-style: normal;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--primary);
  font-weight: 700;
}
section p {
  max-width: 760px;
  margin: 0 0 16px;
  color: var(--graphite);
}

/* 60/30/10 frame */
.frame {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 18px;
  margin-top: 28px;
}
.frame-card {
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 26px 24px;
  background: #ffffff;
  box-shadow: var(--shadow-subtle);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.frame-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}
.frame-card.accent {
  background: linear-gradient(180deg, #ffffff 0%, var(--cloud) 100%);
  border-color: rgba(0,174,239,0.32);
}
.frame-card .pct {
  font-family: 'Oswald', 'Bebas Neue', sans-serif;
  font-size: 56px;
  font-weight: 500;
  color: var(--primary);
  line-height: 1;
  letter-spacing: 0.005em;
}
.frame-card .layer {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
  font-weight: 700;
  margin: 10px 0 12px;
}
.frame-card p {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--graphite);
  margin: 0;
}

/* Proof cards (sector / area applications) */
.proof {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 28px;
}
.proof-card {
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 24px 24px;
  background: #ffffff;
  box-shadow: var(--shadow-subtle);
}
.proof-card.accent {
  background: linear-gradient(180deg, #ffffff 0%, var(--cloud) 100%);
  border-color: rgba(0,174,239,0.32);
}
.proof-card .label {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--primary);
  font-weight: 700;
  margin-bottom: 10px;
}
.proof-card h3 {
  font-family: 'Oswald', 'Bebas Neue', sans-serif;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.005em;
  color: var(--ink);
  margin: 0 0 12px;
  line-height: 1.18;
  text-transform: uppercase;
}
.proof-card p {
  font-size: 14.5px;
  line-height: 1.6;
  margin: 0;
  color: var(--graphite);
}

/* Phases */
.phases {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 28px;
}
.phase-card {
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  background: #ffffff;
  box-shadow: var(--shadow-subtle);
}
.phase-card .phase-num {
  font-family: 'Oswald', 'Bebas Neue', sans-serif;
  font-size: 28px;
  color: var(--slate);
  letter-spacing: 0.04em;
  line-height: 1;
}
.phase-card .phase-title {
  font-family: 'Oswald', 'Bebas Neue', sans-serif;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.005em;
  color: var(--ink);
  margin: 6px 0 10px;
  text-transform: uppercase;
  line-height: 1.1;
}
.phase-card p {
  font-size: 14.5px;
  line-height: 1.6;
  margin: 0;
  color: var(--graphite);
}

/* Case study */
.case-card {
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 30px 30px 26px;
  background: linear-gradient(180deg, #ffffff 0%, var(--cloud) 100%);
  box-shadow: var(--shadow-subtle);
  margin-top: 22px;
}
.case-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  margin-bottom: 18px;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--slate);
}
.case-tag {
  font-family: 'Oswald', 'Bebas Neue', sans-serif;
  font-size: 16px;
  letter-spacing: 0.06em;
  color: var(--primary);
  background: var(--primary-soft);
  padding: 5px 13px;
  border-radius: 999px;
  text-transform: uppercase;
  font-weight: 500;
}
.case-rule { width: 16px; height: 1px; background: var(--hairline); }
.case-meta-item { font-weight: 500; }
.case-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  margin-bottom: 18px;
}
.case-stat-num {
  font-family: 'Oswald', 'Bebas Neue', sans-serif;
  font-size: 32px;
  letter-spacing: 0.005em;
  color: var(--primary);
  line-height: 1;
  font-weight: 500;
}
.case-stat-lbl {
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
  font-weight: 600;
  margin-top: 4px;
}
.case-body { font-size: 15px; max-width: none; margin-bottom: 16px; }
.case-translate {
  background: #ffffff;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-bottom: 16px;
}
.case-translate-head {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--primary);
  font-weight: 700;
  margin-bottom: 12px;
}
.translate-list { list-style: none; padding: 0; margin: 0; }
.translate-list li {
  display: grid;
  grid-template-columns: 1fr 14px 1fr;
  gap: 12px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--hairline);
  font-size: 14px;
  line-height: 1.45;
}
.translate-list li:last-child { border-bottom: none; }
.translate-from { color: var(--slate); font-weight: 500; }
.translate-arrow { color: var(--primary); font-weight: 700; text-align: center; font-size: 16px; }
.translate-to { color: var(--ink); font-weight: 600; }
.case-secondary { font-size: 14px; color: var(--slate); margin: 0; }
.case-secondary strong { color: var(--ink); font-weight: 700; }

/* Paper */
.paper-grid {
  display: grid;
  grid-template-columns: 1fr 220px;
  gap: 32px;
  margin-top: 22px;
  align-items: start;
}
.paper-body p { margin-bottom: 14px; }
.paper-repo {
  font-size: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: baseline;
  margin: 0 0 8px;
}
.paper-repo-label {
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--primary);
  font-weight: 700;
}
.paper-repo a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(0,174,239,0.4);
  word-break: break-all;
}
.paper-repo a:hover { border-bottom-color: var(--primary); }
.paper-badge {
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  padding: 24px 18px;
  background: linear-gradient(180deg, #ffffff 0%, var(--cloud) 100%);
  text-align: center;
  font-family: 'Oswald', 'Bebas Neue', sans-serif;
}
.paper-badge-rule {
  width: 36px;
  height: 2px;
  background: var(--primary);
  margin: 0 auto 14px;
}
.paper-badge-title {
  font-size: 44px;
  letter-spacing: 0.06em;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 8px;
  font-weight: 500;
}
.paper-badge-sub {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
  font-weight: 400;
  margin-bottom: 14px;
  font-family: 'Inter', sans-serif;
}
.paper-badge-meta {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--slate);
  font-family: 'Inter', sans-serif;
  font-weight: 600;
}

/* Credibility */
.cred-list {
  list-style: none;
  padding: 0;
  margin: 22px 0 0;
}
.cred-list li {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--hairline);
  align-items: baseline;
  font-size: 15px;
  line-height: 1.6;
}
.cred-list li:last-child { border-bottom: none; }
.cred-num {
  font-family: 'Oswald', 'Bebas Neue', sans-serif;
  font-size: 28px;
  color: var(--primary);
  letter-spacing: 0.04em;
  line-height: 1;
  font-weight: 500;
}

/* CTA section — dark, cyan accent */
.cta {
  background: var(--ink);
  color: #f5f5f5;
  border-top: none;
}
.cta h2 { color: #ffffff; }
.cta .section-eyebrow { color: var(--primary); }
.cta p { color: rgba(255,255,255,0.86); max-width: 760px; }
.cta a { color: var(--primary); text-decoration: none; font-weight: 600; border-bottom: 1px solid rgba(0,174,239,0.45); }
.cta a:hover { border-bottom-color: var(--primary); }
.cta a.cta-button {
  display: inline-block;
  background: var(--primary);
  color: #06121A;
  padding: 14px 28px;
  font-family: 'Oswald', 'Bebas Neue', sans-serif;
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  border-bottom: none;
  transition: background 0.15s ease, transform 0.15s ease;
}
.cta a.cta-button:hover {
  background: #1FC0F5;
  transform: translateY(-1px);
  border-bottom: none;
}

/* Links default */
a { color: var(--primary); }

/* Responsive */
@media (max-width: 980px) {
  .statbar-grid { grid-template-columns: repeat(3, 1fr); }
  .paper-grid { grid-template-columns: 1fr; gap: 22px; }
  .paper-badge { max-width: 280px; }
}
@media (max-width: 860px) {
  .frame, .proof, .phases { grid-template-columns: 1fr; }
  .case-stats { grid-template-columns: 1fr 1fr; }
  .hero { padding: 60px 0 52px; }
  section { padding: 56px 0; }
  .hero h1 { font-size: clamp(36px, 9vw, 60px); }
  section h2 { font-size: clamp(26px, 6vw, 36px); }
  .translate-list li { grid-template-columns: 1fr; gap: 4px; }
  .translate-arrow { display: none; }
  .cred-list li { grid-template-columns: 40px 1fr; gap: 14px; font-size: 14.5px; }
}
@media (max-width: 600px) {
  .statbar-grid { grid-template-columns: 1fr 1fr; }
  .case-stats { grid-template-columns: 1fr; }
  .case-card { padding: 22px 20px 18px; }
  .brand-mark img { height: 36px; }
}
@media (max-width: 480px) {
  .wrap { padding: 0 20px; }
  .brand-row { flex-direction: column; align-items: flex-start; gap: 8px; }
  .brand-tag { display: none; }
}