/* ═══════════════════════════════════════════════════════════════
   TWIN RIVER DEVELOPMENT - service.css
   Shared styles for all three service pages
   ═══════════════════════════════════════════════════════════════ */

/* ── PAGE HEADER ────────────────────────────────────────────── */
.page-header {
  padding: 72px var(--sp-10) 64px;
  border-bottom: 0.5px solid var(--border);
  background: var(--white);
}
.page-header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}
.page-header h1 {
  font-family: var(--font-display);
  font-size: clamp(34px, 4.5vw, 54px);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--gray);
  margin-bottom: var(--sp-4);
  line-height: 1.08;
  max-width: 700px;
}
.page-header-sub {
  font-size: 17px;
  font-weight: 300;
  font-style: italic;
  color: var(--text-secondary);
  max-width: 520px;
  line-height: 1.75;
}

/* ── PROBLEM SECTION ────────────────────────────────────────── */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
}

.problem-card {
  background: var(--off-white);
  border: 0.5px solid var(--border);
  border-radius: var(--radius);
  padding: var(--sp-8) var(--sp-6);
  border-top: 3px solid var(--blue);
}

.problem-card-num {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: var(--sp-4);
  letter-spacing: 0.1em;
}

.problem-card h3 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--sp-4);
  line-height: 1.4;
  letter-spacing: -0.02em;
}

.problem-card p {
  font-size: 13px;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* ── WHAT WE DO - DARK ──────────────────────────────────────── */
.what-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-5);
}

.what-item {
  background: rgba(255,255,255,0.05);
  border: 0.5px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: var(--sp-6) var(--sp-5);
  transition: background var(--transition), border-color var(--transition);
}
.what-item:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.2);
}

.what-icon {
  width: 40px;
  height: 40px;
  color: var(--blue);
  margin-bottom: var(--sp-4);
}
.what-icon svg { width: 24px; height: 24px; }

.what-item h4 {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: var(--sp-3);
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.what-item p {
  font-size: 12px;
  font-weight: 300;
  color: rgba(255,255,255,0.55);
  line-height: 1.65;
}

/* ── CAPABILITIES / PORTFOLIO ───────────────────────────────── */
.cap-intro {
  font-size: 15px;
  font-weight: 300;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.8;
  margin-bottom: var(--sp-10);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
  margin-bottom: var(--sp-12);
}

.portfolio-card {
  background: var(--white);
  border: 0.5px solid var(--border);
  border-radius: var(--radius);
  padding: var(--sp-6) var(--sp-5);
  transition: border-color var(--transition), transform var(--transition);
}
.portfolio-card:hover {
  border-color: var(--blue);
  transform: translateY(-2px);
}

.portfolio-card--confidential {
  background: var(--off-white);
  border-style: dashed;
}
.portfolio-card--confidential:hover {
  border-color: var(--border);
  transform: none;
}

.portfolio-tag {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: var(--sp-3);
}

.portfolio-card h4 {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--sp-3);
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.portfolio-card p {
  font-size: 13px;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ── TECH STACK ─────────────────────────────────────────────── */
.tech-stack {
  padding-top: var(--sp-10);
  border-top: 0.5px solid var(--border);
}

.tech-stack .section-label {
  margin-bottom: var(--sp-5);
}

.tech-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

.tech-grid span {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--white);
  border: 0.5px solid var(--border);
  border-radius: 20px;
  padding: 6px 14px;
  transition: border-color var(--transition), color var(--transition);
}
.tech-grid span:hover {
  border-color: var(--blue);
  color: var(--blue);
}

/* ── MSP SPECIFIC ───────────────────────────────────────────── */
.msp-feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-5);
}

.msp-feature-card {
  background: var(--white);
  border: 0.5px solid var(--border);
  border-radius: var(--radius);
  padding: var(--sp-6) var(--sp-6);
  transition: border-color var(--transition), transform var(--transition);
}
.msp-feature-card:hover {
  border-color: var(--blue);
  transform: translateY(-2px);
}

.msp-feature-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background: var(--blue-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  margin-bottom: var(--sp-4);
}
.msp-feature-icon svg { width: 20px; height: 20px; }

.msp-feature-card h4 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--sp-3);
  letter-spacing: -0.02em;
}

.msp-feature-card p {
  font-size: 13px;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* Fractional CIO/CTO block */
.fractional-block {
  background: var(--navy);
  border-radius: var(--radius);
  padding: var(--sp-10) var(--sp-10);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-12);
  align-items: start;
  margin-top: var(--sp-5);
}

.fractional-block h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: -0.03em;
  margin-bottom: var(--sp-4);
  line-height: 1.2;
}

.fractional-block p {
  font-size: 14px;
  font-weight: 300;
  color: rgba(255,255,255,0.65);
  line-height: 1.8;
  margin-bottom: var(--sp-4);
}
.fractional-block p:last-child { margin-bottom: 0; }
.fractional-block p strong { color: #FFFFFF; font-weight: 500; }

.fractional-titles {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

.fractional-title-card {
  background: rgba(255,255,255,0.06);
  border: 0.5px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: var(--sp-5);
}

.fractional-title-card h4 {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: var(--sp-2);
  letter-spacing: -0.01em;
}

.fractional-title-card p {
  font-size: 12px;
  font-weight: 300;
  color: rgba(255,255,255,0.55);
  line-height: 1.6;
  margin-bottom: 0;
}

/* ── CYBER SPECIFIC ─────────────────────────────────────────── */
.cyber-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
}

.cyber-card {
  background: var(--white);
  border: 0.5px solid var(--border);
  border-radius: var(--radius);
  padding: var(--sp-7) var(--sp-6);
  border-top: 3px solid var(--blue);
  transition: transform var(--transition);
}
.cyber-card:hover { transform: translateY(-2px); }

.cyber-card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background: var(--blue-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  margin-bottom: var(--sp-5);
}
.cyber-card-icon svg { width: 20px; height: 20px; }

.cyber-card h4 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--sp-3);
  letter-spacing: -0.02em;
}

.cyber-card p {
  font-size: 13px;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* ── CTA SECTION ────────────────────────────────────────────── */
.cta-section {
  background: var(--blue);
  border-bottom: none;
  text-align: center;
  padding: var(--sp-20) var(--sp-10);
}
.cta-section .section-inner--narrow {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.cta-section h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: -0.04em;
  margin-bottom: var(--sp-4);
  line-height: 1.15;
}
.cta-section p {
  font-size: 16px;
  font-weight: 300;
  color: rgba(255,255,255,0.82);
  max-width: 440px;
  margin-bottom: var(--sp-8);
  line-height: 1.7;
}

/* ── NIST NOTE ───────────────────────────────────────────────── */
.nist-note {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-4);
  margin-top: var(--sp-10);
  padding: var(--sp-6);
  background: var(--white);
  border: 0.5px solid var(--border);
  border-radius: var(--radius);
  border-left: 3px solid var(--blue);
}

.nist-note-icon {
  width: 20px;
  height: 20px;
  color: var(--blue);
  flex-shrink: 0;
  margin-top: 2px;
}
.nist-note-icon svg { width: 20px; height: 20px; }

.nist-note p {
  font-size: 13px;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* ── DARK PAGE HEADER VARIANT ───────────────────────────────── */
.page-header--dark {
  background: var(--navy);
  border-bottom: 0.5px solid rgba(255,255,255,0.08);
}
.page-header--dark .section-label { color: #5AB4F7; }
.page-header--dark h1 { color: #FFFFFF; }
.page-header--dark .page-header-sub { color: rgba(255,255,255,0.65); }

/* ── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .what-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 900px) {
  .problem-grid { grid-template-columns: 1fr; }
  .what-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .msp-feature-grid { grid-template-columns: 1fr; }
  .fractional-block { grid-template-columns: 1fr; gap: var(--sp-8); }
  .cyber-grid { grid-template-columns: 1fr; }
  .page-header { padding: 56px var(--sp-6) 48px; }
}

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

@media (max-width: 480px) {
  .tech-grid span { font-size: 11px; padding: 5px 12px; }
}

/* Dark contrast polish */
.page-header {
  background: linear-gradient(180deg, var(--navy-deep) 0%, var(--white) 100%);
}
.page-header h1 {
  color: #FFFFFF;
}
.problem-card,
.portfolio-card,
.msp-feature-card,
.cyber-card,
.nist-note {
  background: rgba(255,255,255,0.035);
  border-color: rgba(255,255,255,0.12);
}
.problem-card,
.cyber-card {
  border-top-color: var(--blue);
}
.portfolio-card:hover,
.msp-feature-card:hover,
.cyber-card:hover {
  border-color: rgba(0,116,236,0.75);
  box-shadow: 0 16px 40px rgba(0,0,0,0.2);
}
.tech-grid span {
  background: rgba(255,255,255,0.04);
  border-color: rgba(255,255,255,0.12);
}
.fractional-block {
  background: linear-gradient(180deg, var(--navy) 0%, var(--navy-deep) 100%);
  border: 0.5px solid rgba(255,255,255,0.1);
}