/* ============================================
   ETEL — Inner Pages Stylesheet
   Estilos específicos para páginas internas
   ============================================ */

/* ============================================
   1. OFFERING DETAIL SECTION
   ============================================ */
.offering-detail-section {
  padding: var(--space-16) 0 var(--space-24);
  background: var(--bg-base);
  position: relative;
}

.offering-detail {
  position: relative;
  padding: var(--space-12) 0;
  border-bottom: 1px solid var(--border-subtle);
  scroll-margin-top: var(--header-h);
}

.offering-detail:last-of-type {
  border-bottom: none;
}

.offering-detail--featured {
  padding: var(--space-12) var(--space-8);
  margin: var(--space-8) 0;
  background: linear-gradient(135deg, var(--bg-card), transparent);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-2xl);
  border-bottom: 1px solid var(--border-glow);
  position: relative;
  overflow: hidden;
}

.offering-detail--featured::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 0% 0%, var(--etel-red-soft), transparent 50%);
  pointer-events: none;
}

.offering-detail--featured > * {
  position: relative;
  z-index: 1;
}

.offering-detail__header {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-6);
  align-items: center;
  margin-bottom: var(--space-10);
}

@media (max-width: 767px) {
  .offering-detail__header {
    grid-template-columns: auto 1fr;
    gap: var(--space-4);
  }

  .offering-detail__header > .offering-detail__icon {
    grid-column: 1 / -1;
    justify-self: end;
    margin-top: -56px;
  }
}

.offering-detail__num {
  font-family: var(--font-mono);
  font-size: 4rem;
  font-weight: 600;
  line-height: 1;
  background: linear-gradient(135deg, var(--etel-red), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.05em;
}

@media (max-width: 767px) {
  .offering-detail__num {
    font-size: 3rem;
  }
}

.offering-detail__header h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  margin: 0;
  margin-top: var(--space-2);
}

.offering-detail__header .eyebrow {
  margin: 0;
}

.offering-detail__icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  background: var(--bg-glass-strong);
  border: 1px solid var(--border-base);
  display: grid;
  place-items: center;
  color: var(--etel-red);
  flex-shrink: 0;
  position: relative;
  transition: all var(--transition-base);
}

.offering-detail:hover .offering-detail__icon {
  background: linear-gradient(135deg, var(--etel-red), var(--etel-red-dark));
  color: #fff;
  border-color: var(--etel-red);
  box-shadow: 0 0 30px var(--etel-red-glow);
}

.offering-detail__grid {
  display: grid;
  gap: var(--space-8);
  grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
  .offering-detail__grid {
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-12);
  }
}

.offering-detail__lead {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-6);
}

.offering-detail__grid h4 {
  margin-bottom: var(--space-4);
  color: var(--text-primary);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-family: var(--font-mono);
  font-weight: 500;
}

/* Check list */
.check-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.check-list li::before {
  content: '';
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  border-radius: 50%;
  background: var(--etel-red-soft);
  border: 1px solid var(--border-glow);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%23FF3B3B' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 10px;
}

/* Tech tags */
.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.tech-tag {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  background: var(--bg-glass);
  border: 1px solid var(--border-base);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  transition: all var(--transition-base);
}

.tech-tag:hover {
  background: var(--bg-glass-strong);
  border-color: var(--etel-red);
  color: var(--text-primary);
  transform: translateY(-2px);
}

/* Solves card */
.offering-detail__solves {
  display: flex;
}

.solves-card {
  width: 100%;
  padding: var(--space-6);
  background: linear-gradient(135deg, var(--bg-card), var(--bg-glass));
  border: 1px solid var(--border-base);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
}

.solves-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--etel-red), var(--cyan));
}

.solves-card--accent {
  background: linear-gradient(135deg, var(--etel-red-soft), var(--bg-glass));
  border-color: var(--border-glow);
}

.solves-card__title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--etel-red);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--border-base);
}

.solve-item {
  margin-bottom: var(--space-4);
}

.solve-item:last-child {
  margin-bottom: 0;
}

.solve-item__sector {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.solve-item p {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  line-height: 1.5;
  margin: 0;
}

/* Metric row */
.metric-row {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: var(--space-4);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--border-subtle);
  align-items: center;
}

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

.metric-row strong {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--etel-red), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.metric-row span {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
}

/* ============================================
   2. CTA FINAL
   ============================================ */
.cta-final {
  padding: var(--space-20) 0;
  background: var(--bg-deep);
  position: relative;
  overflow: hidden;
}

.cta-card {
  position: relative;
  padding: var(--space-16) var(--space-8);
  background: linear-gradient(135deg, var(--bg-card), transparent);
  border: 1px solid var(--border-base);
  border-radius: var(--radius-2xl);
  text-align: center;
  overflow: hidden;
  max-width: 900px;
  margin: 0 auto;
}

.cta-card__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, var(--etel-red-glow), transparent 40%),
    radial-gradient(circle at 80% 80%, var(--cyan-glow), transparent 40%);
  opacity: 0.5;
}

.cta-card > * {
  position: relative;
  z-index: 1;
}

.cta-card .eyebrow {
  margin-bottom: var(--space-4);
  justify-content: center;
}

.cta-card h2 {
  font-size: clamp(1.75rem, 4vw, 3rem);
  margin-bottom: var(--space-4);
  background: linear-gradient(135deg, #fff, var(--text-tertiary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cta-card > p {
  font-size: 1.0625rem;
  color: var(--text-tertiary);
  max-width: 580px;
  margin: 0 auto;
}

/* ============================================
   3. CONTACT PAGE
   ============================================ */
.contact-page {
  padding: var(--space-12) 0 var(--space-20);
  background: var(--bg-base);
  position: relative;
}

.contact-page__inner {
  display: grid;
  gap: var(--space-12);
  max-width: 1100px;
  margin: 0 auto;
}

@media (min-width: 1024px) {
  .contact-page__inner {
    grid-template-columns: 0.85fr 1.15fr;
  }
}

.contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.contact-area-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

.contact-area {
  padding: var(--space-4);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.contact-area:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-base);
}

.contact-area__name {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-1);
}

.contact-area__email {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--etel-red);
  font-weight: 500;
}

/* Office full card with map embed style */
.office-full {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-top: var(--space-12);
}

@media (min-width: 768px) {
  .office-full {
    grid-template-columns: repeat(3, 1fr);
  }
}