/* ============================================
   Tunnelsx Editorial — Index
   ============================================ */

/* ---- Hero ---- */
.hero {
  padding: 150px 0 100px;
}

.hero-content {
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
}

.hero-title {
  font-family: var(--serif);
  font-size: clamp(2.9rem, 8vw, 5.4rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin-bottom: 26px;
}

.hero-deck {
  font-size: 1.2rem;
  font-style: italic;
  color: var(--ink-soft);
  max-width: 640px;
  margin: 0 auto 38px;
}

.hero-buttons {
  display: flex;
  gap: 18px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.hero-rule {
  height: 3px;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  margin-bottom: 0;
}

.hero-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-left: 1px solid var(--rule);
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.hero-col {
  padding: 40px 32px;
  border-right: 1px solid var(--rule-soft);
}

.hero-col:last-child {
  border-right: none;
}

.hero-col img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  margin: 0 auto 18px;
  filter: sepia(0.35) contrast(0.95);
}

.hero-col h4 {
  font-family: var(--serif);
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.hero-col p {
  font-size: 0.9rem;
  color: var(--ink-muted);
}

/* ---- Features ---- */
.features {
  padding: 100px 0;
}

.features-header {
  text-align: center;
  margin-bottom: 64px;
}

.features-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.feature-card {
  padding: 44px 34px;
  border-right: 1px solid var(--rule);
  background: transparent;
}

.feature-card:last-child {
  border-right: none;
}

.feature-card:hover {
  box-shadow: none;
  transform: none;
  background: #fffdf8;
}

.kicker {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold);
  border-bottom: 1px solid var(--rule-soft);
  padding-bottom: 10px;
  margin-bottom: 22px;
}

.feature-icon {
  margin-bottom: 20px;
}

.feature-icon img {
  width: 46px;
  height: 46px;
  object-fit: contain;
  filter: sepia(0.35) contrast(0.95);
}

.feature-card h3 {
  font-family: var(--serif);
  font-size: 1.45rem;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--ink-soft);
  font-size: 0.96rem;
}

/* ---- Security ---- */
.security {
  padding: 100px 0;
}

.security-card {
  padding: 68px 56px;
  text-align: center;
  background:
    linear-gradient(rgba(255, 253, 248, 0.94), rgba(255, 253, 248, 0.94)),
    repeating-linear-gradient(
      -45deg,
      transparent,
      transparent 8px,
      rgba(140, 47, 27, 0.05) 8px,
      rgba(140, 47, 27, 0.05) 9px
    );
}

.security-card h2 {
  font-family: var(--serif);
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  margin-bottom: 18px;
}

.security-card > p {
  font-size: 1.06rem;
  color: var(--ink-soft);
  max-width: 640px;
  margin: 0 auto 38px;
  text-align: left;
}

.security-badges {
  display: flex;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  border: 1px solid var(--rule);
  width: fit-content;
  margin: 0 auto;
  background: var(--paper);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 30px;
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.badge + .badge {
  border-left: 1px solid var(--rule);
}

.badge img {
  width: 24px;
  height: 24px;
  object-fit: contain;
  filter: sepia(0.4) contrast(0.95);
}

/* ---- Use Cases ---- */
.use-cases {
  padding: 100px 0;
}

.use-cases-header {
  text-align: center;
  margin-bottom: 64px;
}

.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}

.use-case-card {
  padding: 36px;
}

.use-case-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--rule-soft);
  padding-bottom: 18px;
}

.use-case-avatar {
  width: 56px;
  height: 56px;
  overflow: hidden;
  flex-shrink: 0;
  border: 1px solid var(--rule);
  border-radius: 50%;
}

.use-case-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(0.3) contrast(0.96);
}

.use-case-info h4 {
  font-family: var(--serif);
  font-size: 1.15rem;
}

.use-case-info p {
  font-size: 0.84rem;
  color: var(--ink-muted);
  font-style: italic;
}

.use-case-quote {
  font-family: var(--serif);
  font-size: 1.18rem;
  font-style: italic;
  line-height: 1.5;
  color: var(--ink);
  position: relative;
  padding-left: 20px;
  border-left: 3px solid var(--accent);
}

/* ---- CTA ---- */
.cta {
  padding: 100px 0 120px;
}

.cta-card {
  padding: 80px 56px;
  text-align: center;
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.cta-card:hover {
  box-shadow: 8px 8px 0 rgba(140, 47, 27, 0.5);
}

.cta-card h2 {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 5.5vw, 3.6rem);
  font-weight: 700;
  line-height: 1.12;
  margin-bottom: 20px;
  color: #fffdf8;
}

.cta-card p {
  color: rgba(250, 246, 239, 0.72);
  font-style: italic;
  margin-bottom: 38px;
}

.cta-card .btn-primary {
  background: var(--paper);
  color: var(--ink);
  border-color: var(--paper);
}

.cta-card .btn-primary:hover {
  background: #e8c99b;
  border-color: #e8c99b;
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .features-columns {
    grid-template-columns: 1fr;
  }

  .feature-card {
    border-right: none;
    border-bottom: 1px solid var(--rule-soft);
  }

  .hero-columns {
    grid-template-columns: 1fr;
  }

  .hero-col {
    border-right: none;
    border-bottom: 1px solid var(--rule-soft);
  }

  .hero-col:last-child {
    border-bottom: none;
  }
}

@media (max-width: 768px) {
  .use-cases-grid {
    grid-template-columns: 1fr;
  }

  .security-card,
  .cta-card {
    padding: 48px 24px;
  }

  .security-card > p {
    text-align: center;
  }
}