/* DRAK Commercial Website – Main Stylesheet
   Dalhousie Blockchain Lab · TABS+R Technology
--------------------------------------------------------------- */

/* Minimal mono theme */
:root {
  --navy:        #111111;
  --navy-mid:    #1f1f1f;
  --teal:        #111111;
  --teal-dark:   #000000;
  --teal-light:  #f5f5f5;
  --orange:      #111111;
  --orange-dark: #000000;
  --text-dark:   #111111;
  --text-mid:    #525252;
  --text-light:  #737373;
  --white:       #ffffff;
  --gray-light:  #fafafa;
  --gray-border: #e5e5e5;
  --parchment:   #111111;
  --shadow:      0 1px 2px rgba(0,0,0,.04);
  --shadow-lg:   0 8px 24px rgba(0,0,0,.07);
  --radius:      6px;
  --radius-lg:   8px;
  --font:        system-ui,-apple-system,"Segoe UI",Helvetica,Arial,sans-serif;
}

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

body {
  font-family: var(--font);
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.6;
}

/* ── NAV ─────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: var(--navy);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 2rem;
  height: 64px;
  box-shadow: 0 2px 16px rgba(0,0,0,.35);
}
.nav-brand {
  display: flex; align-items: center; gap: .75rem;
  text-decoration: none;
}
.nav-brand-logo {
  height: 42px; width: auto;
  background: #ffffff;
  border-radius: 6px;
  padding: 3px 6px;
}
.nav-brand-name {
  font-size: 1.5rem; font-weight: 900;
  color: var(--teal); letter-spacing: .05em;
}
.nav-brand-sub {
  display: block; font-size: .62rem;
  color: rgba(255,255,255,.45);
  letter-spacing: .1em; text-transform: uppercase;
  margin-top: -4px;
}
.nav-links { display: flex; list-style: none; gap: .2rem; }
.nav-links a {
  color: rgba(255,255,255,.8);
  text-decoration: none;
  padding: .4rem .9rem; border-radius: 6px;
  font-size: .9rem; transition: all .2s;
}
.nav-links a:hover,
.nav-links a.active { background: rgba(0,168,168,.2); color: var(--teal); }
.nav-cta { background: var(--orange) !important; color: var(--white) !important; font-weight: 700; }
.nav-cta:hover  { background: var(--orange-dark) !important; color: var(--white) !important; }

/* ── BUTTONS ─────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .8rem 1.75rem; border-radius: 8px;
  font-size: 1rem; font-weight: 700; text-decoration: none;
  transition: all .2s; cursor: pointer; border: 2px solid transparent;
}
.btn-primary  { background: var(--orange); color: var(--white); }
.btn-primary:hover  { background: var(--orange-dark); transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-secondary { background: transparent; color: var(--white); border-color: rgba(255,255,255,.4); }
.btn-secondary:hover { border-color: var(--teal); color: var(--teal); }
.btn-teal  { background: var(--teal); color: var(--white); }
.btn-teal:hover { background: var(--teal-dark); transform: translateY(-2px); }

/* ── HERO ────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 60%, #0d2a40 100%);
  display: flex; align-items: center;
  padding-top: 64px;
}
.hero-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 4rem 2rem;
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem;
  align-items: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: .5rem;
  background: rgba(0,168,168,.15);
  border: 1px solid rgba(0,168,168,.4);
  color: var(--teal);
  padding: .35rem .9rem; border-radius: 99px;
  font-size: .78rem; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; margin-bottom: 1.5rem;
}
.hero-title {
  font-size: 3rem; font-weight: 900;
  color: var(--white); line-height: 1.12;
  margin-bottom: 1.25rem;
}
.hero-title span { color: var(--teal); }
.hero-desc {
  font-size: 1.05rem; color: rgba(255,255,255,.75);
  margin-bottom: 2rem; line-height: 1.75;
}
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 2.5rem; }
.hero-stats { display: flex; gap: 2.5rem; }
.hero-stat-num {
  font-size: 2rem; font-weight: 900; color: var(--teal);
}
.hero-stat-label {
  font-size: .72rem; color: rgba(255,255,255,.5);
  text-transform: uppercase; letter-spacing: .07em;
}

/* Hero visual panel */
.hero-visual {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(0,168,168,.2);
  border-radius: var(--radius-lg);
  padding: 2rem;
}
.flow-step {
  display: flex; align-items: center; gap: 1rem;
  padding: .9rem 1.1rem;
  background: rgba(255,255,255,.06);
  border-radius: var(--radius);
  margin-bottom: .6rem;
  border-left: 3px solid var(--teal);
}
.flow-icon {
  width: 40px; height: 40px;
  background: rgba(0,168,168,.15);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem; flex-shrink: 0;
}
.flow-title { font-size: .85rem; font-weight: 700; color: var(--teal); }
.flow-sub   { font-size: .73rem; color: rgba(255,255,255,.5); }
.flow-arrow { text-align: center; color: var(--teal); font-size: 1.1rem; margin: .2rem 0; opacity: .6; }
.hero-visual-label {
  text-align: center; font-size: .72rem;
  color: rgba(255,255,255,.3);
  margin-top: .9rem; letter-spacing: .1em; text-transform: uppercase;
}

/* ── SECTION BASICS ──────────────────────────────── */
.section       { padding: 5rem 2rem; }
.section-alt   { background: var(--gray-light); }
.section-dark  { background: var(--navy); }
.section-inner { max-width: 1200px; margin: 0 auto; }

.section-tag {
  display: inline-block;
  font-size: .72rem; font-weight: 800; letter-spacing: .12em;
  text-transform: uppercase; color: var(--teal);
  margin-bottom: .6rem;
}
.section-title {
  font-size: 2.2rem; font-weight: 900;
  color: var(--text-dark); line-height: 1.2; margin-bottom: 1rem;
}
.section-title-light { color: var(--white); }
.section-sub {
  font-size: 1rem; color: var(--text-mid);
  max-width: 640px; line-height: 1.75; margin-bottom: 3rem;
}

/* ── PROBLEM BAND ────────────────────────────────── */
.problem-band {
  background: var(--teal-light);
  padding: 2.5rem 2rem;
  border-top: 3px solid var(--teal);
  border-bottom: 3px solid var(--teal);
}
.problem-band-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; gap: 3rem; align-items: flex-start;
}
.problem-headline {
  font-size: 1.45rem; font-weight: 900; color: var(--navy);
  flex-shrink: 0; width: 240px; line-height: 1.3;
}
.problem-list {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.1rem; flex: 1;
}
.problem-item { display: flex; gap: .75rem; align-items: flex-start; }
.problem-icon { font-size: 1.2rem; flex-shrink: 0; margin-top: .1rem; }
.problem-text { font-size: .88rem; color: var(--text-mid); }
.problem-text strong { display: block; color: var(--text-dark); font-size: .92rem; margin-bottom: .2rem; }

/* ── BENEFIT CARDS ───────────────────────────────── */
.cards-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}
.card {
  background: var(--white);
  border: 1px solid var(--gray-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow);
  transition: all .25s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--teal); }
.card-icon  { font-size: 2rem; margin-bottom: 1rem; }
.card-title { font-size: 1.05rem; font-weight: 700; color: var(--text-dark); margin-bottom: .55rem; }
.card-desc  { font-size: .88rem; color: var(--text-mid); line-height: 1.7; }

/* ── 3-STEP HOW-IT-WORKS ─────────────────────────── */
.steps {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem;
}
.step { text-align: center; padding: 2rem 1.5rem; position: relative; }
.step::after {
  content: '→';
  position: absolute; right: -1rem; top: 2.5rem;
  color: var(--teal); font-size: 1.5rem;
}
.step:last-child::after { display: none; }
.step-num {
  width: 56px; height: 56px;
  background: var(--teal); color: var(--white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; font-weight: 900;
  margin: 0 auto 1.25rem;
}
.step-title { font-size: 1.1rem; font-weight: 800; margin-bottom: .6rem; }
.step-desc  { font-size: .88rem; color: var(--text-mid); line-height: 1.7; }

/* ── USE CASE CARDS (home teaser) ────────────────── */
.uc-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.uc-card {
  background: var(--white);
  border: 1px solid var(--gray-border);
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow); transition: all .25s;
}
.uc-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.uc-header {
  background: linear-gradient(135deg, var(--navy), var(--navy-mid));
  padding: 1.4rem 1.5rem;
  display: flex; align-items: center; gap: 1rem;
}
.uc-icon { font-size: 1.9rem; }
.uc-header h3 { color: var(--white); font-size: 1rem; font-weight: 800; }
.uc-header p  { color: rgba(255,255,255,.55); font-size: .78rem; }
.uc-body { padding: 1.4rem 1.5rem; }
.uc-body p { font-size: .88rem; color: var(--text-mid); line-height: 1.7; }

/* ── CREDIBILITY ─────────────────────────────────── */
.credibility { background: var(--navy); padding: 3.5rem 2rem; }
.credibility-inner { max-width: 1200px; margin: 0 auto; text-align: center; }
.credibility h2 { font-size: 1.75rem; font-weight: 900; color: var(--white); margin-bottom: .6rem; }
.credibility > div > p { color: rgba(255,255,255,.55); margin-bottom: 2.5rem; }
.pub-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 1rem; }
.pub-badge {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius); padding: 1.25rem;
}
.pub-venue  { font-size: 1rem; font-weight: 800; color: var(--teal); margin-bottom: .3rem; }
.pub-title  { font-size: .73rem; color: rgba(255,255,255,.45); line-height: 1.45; }

/* ── CTA BANNER ──────────────────────────────────── */
.cta-banner {
  background: linear-gradient(135deg, var(--teal) 0%, var(--teal-dark) 100%);
  padding: 4.5rem 2rem; text-align: center;
}
.cta-banner h2 { font-size: 2rem; font-weight: 900; color: var(--white); margin-bottom: .75rem; }
.cta-banner p  { color: rgba(255,255,255,.85); font-size: 1.05rem; margin-bottom: 2rem; }
.cta-banner .btn-primary  { background: var(--navy); }
.cta-banner .btn-primary:hover { background: var(--navy-mid); }
.cta-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ── FOOTER ──────────────────────────────────────── */
.footer { background: #060d1a; padding: 3.5rem 2rem 1.5rem; }
.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2rem;
  margin-bottom: 2.5rem;
}
.footer-brand-name { font-size: 1.5rem; font-weight: 900; color: var(--teal); margin-bottom: .4rem; }
.footer-brand-desc { font-size: .83rem; color: rgba(255,255,255,.4); line-height: 1.7; max-width: 260px; }
.footer-col h4 {
  font-size: .78rem; font-weight: 800; color: var(--white);
  text-transform: uppercase; letter-spacing: .1em; margin-bottom: 1rem;
}
.footer-col a {
  display: block; color: rgba(255,255,255,.45);
  text-decoration: none; font-size: .85rem; margin-bottom: .5rem;
  transition: color .2s;
}
.footer-col a:hover { color: var(--teal); }
.footer-bottom {
  max-width: 1200px; margin: 0 auto;
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 1.5rem;
  display: flex; justify-content: space-between; align-items: center;
  font-size: .78rem; color: rgba(255,255,255,.3);
}

/* ── PAGE HERO (inner pages) ─────────────────────── */
.page-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
  padding: calc(64px + 4rem) 2rem 4rem;
  text-align: center;
}
.page-hero-tag {
  display: inline-block; font-size: .72rem; font-weight: 800;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--teal); background: rgba(0,168,168,.15);
  border: 1px solid rgba(0,168,168,.3);
  padding: .3rem .9rem; border-radius: 99px; margin-bottom: 1rem;
}
.page-hero h1 {
  font-size: 2.75rem; font-weight: 900; color: var(--white);
  margin-bottom: 1rem; line-height: 1.15;
}
.page-hero p {
  font-size: 1.05rem; color: rgba(255,255,255,.7);
  max-width: 640px; margin: 0 auto; line-height: 1.75;
}

/* ── PRODUCT PAGE ────────────────────────────────── */
.workflow-steps { }
.workflow-step {
  display: grid; grid-template-columns: 72px 1fr; gap: 2rem;
  padding: 2rem 0; border-bottom: 1px solid var(--gray-border);
  align-items: flex-start;
}
.workflow-step:last-child { border-bottom: none; }
.ws-num {
  width: 64px; height: 64px;
  background: var(--navy); color: var(--teal);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.75rem; font-weight: 900; flex-shrink: 0;
}
.ws-tag {
  display: inline-block; font-size: .68rem; font-weight: 800;
  background: var(--teal-light); color: var(--teal-dark);
  padding: .2rem .6rem; border-radius: 4px;
  margin-bottom: .45rem; letter-spacing: .06em; text-transform: uppercase;
}
.ws-content h3 { font-size: 1.2rem; font-weight: 800; margin-bottom: .5rem; }
.ws-content p  { font-size: .92rem; color: var(--text-mid); line-height: 1.75; }

.features-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}
.feature-card {
  background: var(--white);
  border: 1px solid var(--gray-border);
  border-radius: var(--radius-lg); padding: 2rem;
  box-shadow: var(--shadow);
}
.feature-icon  { font-size: 2rem; margin-bottom: 1rem; }
.feature-title { font-size: 1.05rem; font-weight: 800; margin-bottom: .5rem; }
.feature-desc  { font-size: .88rem; color: var(--text-mid); line-height: 1.7; }
.feature-highlight {
  margin-top: 1rem; padding: .75rem;
  background: var(--teal-light); border-radius: 6px;
  font-size: .8rem; color: #005f5f; line-height: 1.55;
}

/* ── USE CASES PAGE ──────────────────────────────── */
.uc-full { display: flex; flex-direction: column; gap: 2.5rem; }
.uc-full-card {
  display: grid; grid-template-columns: 260px 1fr; gap: 0;
  background: var(--white);
  border: 1px solid var(--gray-border);
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow);
}
.uc-full-sidebar {
  background: linear-gradient(180deg, var(--navy) 0%, var(--navy-mid) 100%);
  padding: 2.5rem 2rem;
  display: flex; flex-direction: column; justify-content: center;
}
.uc-full-icon  { font-size: 3rem; margin-bottom: 1rem; }
.uc-full-sidebar h2 { color: var(--white); font-size: 1.25rem; font-weight: 900; margin-bottom: .5rem; }
.uc-full-sidebar p  { color: rgba(255,255,255,.5); font-size: .83rem; line-height: 1.5; }
.uc-full-body { padding: 2.5rem 2rem; }
.uc-full-body h3 { font-size: 1rem; font-weight: 800; color: var(--text-dark); margin: 1.5rem 0 .5rem; }
.uc-full-body h3:first-child { margin-top: 0; }
.uc-full-body p  { font-size: .9rem; color: var(--text-mid); line-height: 1.75; margin-bottom: .6rem; }
.uc-benefits { display: flex; flex-direction: column; gap: .45rem; margin-top: .75rem; }
.uc-benefit  { display: flex; gap: .6rem; align-items: flex-start; font-size: .88rem; color: var(--text-mid); }
.uc-benefit::before { content: '✓'; color: var(--teal); font-weight: 900; flex-shrink: 0; }

/* ── DEMO PAGE ───────────────────────────────────── */
.demo-link-box {
  background: var(--navy);
  border-radius: var(--radius-lg); padding: 3rem 2rem;
  text-align: center; margin-bottom: 2.5rem;
}
.demo-link-box h2 { color: var(--white); font-size: 1.75rem; font-weight: 900; margin-bottom: .75rem; }
.demo-link-box p  { color: rgba(255,255,255,.65); margin-bottom: 2rem; max-width: 500px; margin-left: auto; margin-right: auto; }
.demo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-bottom: 2.5rem; }
.demo-card {
  background: var(--white); border: 1px solid var(--gray-border);
  border-radius: var(--radius-lg); padding: 2rem; box-shadow: var(--shadow);
}
.demo-card h3 { font-size: 1.05rem; font-weight: 800; margin-bottom: .65rem; }
.demo-card p  { font-size: .88rem; color: var(--text-mid); margin-bottom: 1.25rem; line-height: 1.65; }
.demo-steps   { list-style: none; counter-reset: ds; }
.demo-steps li {
  counter-increment: ds;
  display: flex; gap: .75rem; align-items: flex-start;
  font-size: .88rem; color: var(--text-mid); margin-bottom: .6rem;
}
.demo-steps li::before {
  content: counter(ds);
  width: 22px; height: 22px;
  background: var(--teal); color: var(--white);
  border-radius: 50%; display: flex; align-items: center;
  justify-content: center; font-size: .72rem; font-weight: 900;
  flex-shrink: 0; margin-top: .05rem;
}

/* ── CONTACT PAGE ────────────────────────────────── */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 3rem;
  align-items: flex-start;
}
.form-card {
  background: var(--white); border: 1px solid var(--gray-border);
  border-radius: var(--radius-lg); padding: 2.5rem; box-shadow: var(--shadow);
}
.form-card h2 { font-size: 1.4rem; font-weight: 900; margin-bottom: .4rem; }
.form-card > p { font-size: .88rem; color: var(--text-mid); margin-bottom: 1.75rem; line-height: 1.6; }
.form-group { margin-bottom: 1.2rem; }
.form-group label {
  display: block; font-size: .82rem; font-weight: 700;
  margin-bottom: .4rem; color: var(--text-dark);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: .7rem .9rem;
  border: 1.5px solid var(--gray-border);
  border-radius: 7px; font-family: var(--font);
  font-size: .9rem; outline: none;
  transition: border-color .2s; background: var(--white);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--teal); }
.form-group textarea { height: 110px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-submit {
  width: 100%; padding: .9rem;
  background: var(--orange); color: var(--white);
  border: none; border-radius: 8px;
  font-size: 1rem; font-weight: 800; cursor: pointer;
  transition: background .2s; margin-top: .4rem;
}
.form-submit:hover { background: var(--orange-dark); }
.form-note { font-size: .78rem; color: var(--text-light); text-align: center; margin-top: .75rem; }

.download-card {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
  border-radius: var(--radius-lg); padding: 2.25rem 2rem; margin-bottom: 1.25rem;
}
.download-card h2 { font-size: 1.3rem; font-weight: 900; color: var(--white); margin-bottom: .4rem; }
.download-card > p { color: rgba(255,255,255,.6); font-size: .88rem; margin-bottom: 1.5rem; line-height: 1.65; }
.download-item {
  display: flex; align-items: center; gap: 1rem;
  background: rgba(255,255,255,.07);
  border-radius: var(--radius); padding: 1rem 1.1rem;
  margin-bottom: .75rem;
  border: 1px solid rgba(255,255,255,.1);
}
.dl-icon { font-size: 1.5rem; flex-shrink: 0; }
.dl-info h4 { font-size: .9rem; font-weight: 700; color: var(--white); }
.dl-info p  { font-size: .75rem; color: rgba(255,255,255,.45); }
.dl-btn {
  margin-left: auto; flex-shrink: 0;
  background: var(--teal); color: var(--white);
  border: none; padding: .4rem .9rem; border-radius: 6px;
  font-size: .78rem; font-weight: 700; cursor: pointer;
  text-decoration: none; transition: background .2s; white-space: nowrap;
}
.dl-btn:hover { background: var(--teal-dark); }

.contact-info-card {
  background: var(--gray-light); border-radius: var(--radius-lg); padding: 1.75rem;
}
.contact-info-card h3 { font-size: .95rem; font-weight: 800; margin-bottom: 1rem; }
.ci-item { display: flex; gap: .75rem; margin-bottom: .9rem; font-size: .88rem; align-items: flex-start; }
.ci-icon { font-size: 1rem; flex-shrink: 0; margin-top: .1rem; }
.ci-text { color: var(--text-mid); line-height: 1.5; }
.ci-text strong { display: block; color: var(--text-dark); }

/* ── RESPONSIVE ──────────────────────────────────── */
@media (max-width: 960px) {
  .hero-inner  { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .problem-band-inner { flex-direction: column; }
  .problem-headline   { width: auto; }
  .steps     { grid-template-columns: 1fr; }
  .step::after { display: none; }
  .uc-grid   { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .uc-full-card { grid-template-columns: 1fr; }
  .demo-grid  { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .hero-title   { font-size: 2rem; }
  .section-title { font-size: 1.75rem; }
  .page-hero h1  { font-size: 2rem; }
  .nav-links     { display: none; }
  .footer-inner  { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}


/* ===== Minimal mono theme overrides ===== */
body{ background:#ffffff; font-family:var(--font); }
.nav{ background:#ffffff; border-bottom:1px solid #ececec; box-shadow:none; }
.nav-brand-logo{ background:transparent; padding:0; }
.nav-brand-name{ color:#111111; font-weight:700; letter-spacing:0; }
.nav-brand-sub{ color:#8a8a8a; }
.nav-links a{ color:#333333; border-radius:6px; }
.nav-links a:hover, .nav-links a.active{ background:#f3f3f3; color:#111111; }
.nav-cta{ background:#111111 !important; color:#ffffff !important; }
.nav-cta:hover{ background:#000000 !important; }
.nav-extlink{ color:#111111 !important; }
.nav-extlink:hover{ text-decoration:underline; background:transparent; }
.hero{ background:#ffffff; }
.hero-badge{ background:#f3f3f3; border:1px solid #e5e5e5; color:#333333; }
.hero-title{ color:#111111; font-weight:800; }
.hero-title span{ color:#111111; border-bottom:3px solid #111111; }
.hero-desc{ color:#525252; }
.hero-stat-num{ color:#111111; }
.hero-stat-label{ color:#8a8a8a; }
.hero-visual{ background:#fafafa; border:1px solid #e5e5e5; }
.flow-step{ background:#ffffff; border-left:3px solid #111111; }
.flow-icon{ background:#f0f0f0; }
.flow-title{ color:#111111; }
.flow-sub{ color:#737373; }
.flow-arrow{ color:#bbbbbb; }
.hero-visual-label{ color:#9a9a9a; }
.btn{ border-radius:6px; }
.btn-primary{ background:#111111; color:#ffffff; }
.btn-primary:hover{ background:#000000; box-shadow:none; transform:none; }
.btn-secondary{ background:transparent; color:#111111; border:1px solid #111111; }
.btn-secondary:hover{ background:#111111; color:#ffffff; border-color:#111111; }
.section-alt{ background:#fafafa; }
.section-dark{ background:#111111; }
.section-tag{ color:#737373; }
.section-title{ color:#111111; font-weight:800; }
.problem-band{ background:#fafafa; border-top:1px solid #e5e5e5; border-bottom:1px solid #e5e5e5; }
.problem-headline{ color:#111111; }
.card{ background:#ffffff; border:1px solid #e5e5e5; border-radius:6px; box-shadow:none; }
.card:hover{ transform:none; box-shadow:none; border-color:#111111; }
.card-title{ color:#111111; }
.uc-card{ border-radius:6px; border:1px solid #e5e5e5; box-shadow:none; }
.uc-card:hover{ transform:none; box-shadow:0 6px 22px rgba(0,0,0,.06); }
.cta-banner{ background:#111111; }
.cta-banner .btn-primary{ background:#ffffff; color:#111111; }
.cta-banner .btn-primary:hover{ background:#f0f0f0; }
.footer{ background:#111111; }
.footer-brand-name{ color:#ffffff; }
.footer-col a:hover{ color:#ffffff; }
h1,h2,h3{ font-weight:800; }


/* Highlighted Dalhousie Blockchain Lab links */
.lab-link{ color:#111111; font-weight:700; text-decoration:none; border-bottom:2px solid #111111; padding-bottom:1px; }
.lab-link:hover{ background:#111111; color:#ffffff; }
.footer .lab-link, .footer-bottom .lab-link{ color:#ffffff; border-bottom-color:#ffffff; }
.footer .lab-link:hover, .footer-bottom .lab-link:hover{ background:#ffffff; color:#111111; }
.nav-brand-sub .lab-link{ border-bottom-width:1px; }


/* ===== Dark-section readability (minimal mono) =====
   These panels keep a dark (#111) background. On dark, accent text was rendering
   as near-black (var(--teal) -> #111) or very faint white. Use soft, eye-comfort
   light tones (off-white headings, light-grey body) instead of harsh pure white. */

/* Publications / credibility band */
.credibility h2 { color:#f3f3f3; }
.credibility > div > p { color:#bdbdbd; }
.pub-badge { background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.16); }
.pub-badge:hover { border-color:rgba(255,255,255,.32); }
.pub-venue { color:#ededed; }            /* was var(--teal) = #111 (invisible) */
.pub-title { color:#b3b3b3; }            /* was white .45 (too faint) */

/* Inner-page hero band (product / use-cases / contact / demo) */
.page-hero-tag { color:#ededed; background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.20); }
.page-hero h1  { color:#f7f7f7; }
.page-hero p   { color:#cfcfcf; }

/* Generic dark section helper */
.section-dark .section-tag   { color:#ededed; }
.section-dark .section-title { color:#f3f3f3; }

/* Download card / use-case sidebar / demo box — lift faint text for comfort */
.download-card > p,
.uc-full-sidebar p,
.demo-link-box p,
.dl-info p { color:#bdbdbd; }
.dl-btn { background:#3a3a3a; color:#ffffff; }
.dl-btn:hover { background:#555555; }

/* Footer — raise faint links/description to a comfortable grey */
.footer-brand-desc { color:#aaaaaa; }
.footer-col a      { color:#bbbbbb; }
.footer-col a:hover{ color:#ffffff; }
.footer-bottom     { color:#9a9a9a; }