/*hire-ai-app-developers*/
:root {
  --ink:        #0F0F1A;
  --slate:      #4A4A5E;
  --muted:      #7E7E92;
  --line:       #E8E6F0;
  --bg:         #FAFAFC;
  --white:      #FFFFFF;
  --green:      #1F9D55;
  --red:        #D63B3B;
  /* Generative AI — royal violet + amber/gold for creative generation feel */
  --violet:        #7C3AED;
  --violet-dark:   #6D28D9;
  --violet-deep:   #4C1D95;
  --violet-50:     #F5F3FF;
  --violet-100:    #EDE9FE;
  --amber:         #F59E0B;
  --amber-dark:    #D97706;
  --amber-light:   #FCD34D;
  --amber-50:      #FFFBEB;
  --amber-100:     #FEF3C7;
  /* Production-problem accent stripes for the 4-card section */
  --c-brand:       #7C3AED;
  --c-ip:          #F59E0B;
  --c-safety:      #DC2626;
  --c-quality:     #059669;
  --radius:     14px;
}


.hero h1 .accent { color: var(--amber-light); }
.aeo-label { color: var(--amber-light); background: rgba(163, 230, 53, 0.16); }
.aeo-card .fill { background: linear-gradient(180deg, transparent 60%, rgba(245, 158, 11, 0.40) 60%); color: var(--amber-light); }
.fill  { background: linear-gradient(180deg, transparent 60%, rgba(163, 230, 53, 0.45) 60%); color: var(--amber-light);  }
.section-eyebrow { color: var(--violet-dark); }
.why-icon { background: var(--indigo-50); }
.why-card:hover {transform: translateY(-4px); border-color: var(--violet); }
.comparison thead th.our { background: var(--violet); }
.comparison td.our { background: rgba(79, 70, 229, 0.08); border-left: 3px solid var(--violet); }
.service-card-content::before { background: var(--violet); }
.model-card.highlight .model-num { background: var(--violet); }
.model-badge { background: var(--violet); }
.model-card.highlight { background: linear-gradient(160deg, var(--indigo-50) 0%, #FFFFFF 100%); border-color: var(--violet); }
.model-card li::before { color: var(--violet); }
.stack-card h3 { color: var(--amber-light); }
.stack-card::before { background: radial-gradient(circle, rgba(245, 158, 11, 0.28) 0%, rgba(124, 58, 237, 0.22) 50%, transparent 70%); }
.faq-item[open] { border-color: var(--violet); }
.faq-item summary::after { color: var(--violet); }
svg { color: var(--violet-dark); } 
.aeo-label svg { color: inherit; }
.industry-card-content:last-child .industry-icon svg { color: #ffffff; }
.industry-card-content:hover .industry-icon svg { color: #ffffff; }

/* SIGNATURE SECTION 1: GENERATIVE AI MODALITIES (9-card grid) */
.modalities-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.modality-card {
  background: white;
  border-radius: var(--radius);
  padding: 24px 22px;
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
  transition: all 0.3s;
  display: flex;
  flex-direction: column;
}
.modality-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 40px; height: 3px;
  background: var(--violet);
  border-radius: 0 0 3px 0;
  transition: width 0.3s, background 0.3s;
}
.modality-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--violet); }
.modality-card:hover::before { background: var(--amber); width: 60px; }
.modality-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--violet-50) 0%, var(--amber-50) 100%);
  color: var(--violet-dark);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  margin-bottom: 14px;
  border: 1px solid var(--violet-100);
}
.modality-num {
  position: absolute;
  top: 18px; right: 20px;
  
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.05em;
}
.modality-card h3 { font-size: 15.5px; margin-bottom: 8px; line-height: 1.3; padding-right: 30px; }
.modality-card p { font-size: 13.5px; color: var(--slate); line-height: 1.55; flex-grow: 1; margin-bottom: 14px; }
.modality-tag { font-size: 11px; font-weight: 500; color: var(--violet-dark); background: var(--violet-50); border: 1px solid var(--violet-100); padding: 6px 10px; border-radius: 6px; line-height: 1.45; }
@media (max-width: 900px) { .modalities-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .modalities-grid { grid-template-columns: 1fr; } }

/* SIGNATURE SECTION 2: FOUR PRODUCTION PROBLEMS (2x2 grid) */
.problems-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.problem-card {
  background: white;
  border-radius: var(--radius);
  padding: 36px 30px;
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
  transition: all 0.3s;
  display: flex;
  flex-direction: column;
}
.problem-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 6px; height: 100%;
}
.problem-card.brand::before   { background: linear-gradient(180deg, var(--c-brand) 0%, #A78BFA 100%); }
.problem-card.ip::before      { background: linear-gradient(180deg, var(--c-ip) 0%, var(--amber-light) 100%); }
.problem-card.safety::before  { background: linear-gradient(180deg, var(--c-safety) 0%, #FCA5A5 100%); }
.problem-card.quality::before { background: linear-gradient(180deg, var(--c-quality) 0%, #6EE7B7 100%); }
.problem-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.problem-card.brand:hover   { border-color: var(--c-brand); }
.problem-card.ip:hover      { border-color: var(--c-ip); }
.problem-card.safety:hover  { border-color: var(--c-safety); }
.problem-card.quality:hover { border-color: var(--c-quality); }
.problem-tag {
  display: inline-block;
  
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 14px;
}
.problem-card.brand .problem-tag   { background: var(--violet-50); color: var(--violet-dark); }
.problem-card.ip .problem-tag      { background: var(--amber-50); color: var(--amber-dark); }
.problem-card.safety .problem-tag  { background: #FEE2E2; color: #991B1B; }
.problem-card.quality .problem-tag { background: #D1FAE5; color: #065F46; }
.problem-card h3 { font-size: 22px; margin-bottom: 12px; line-height: 1.2; }
.problem-card .problem-lead { font-size: 15px; color: var(--ink); font-weight: 500; line-height: 1.55; margin-bottom: 14px; }
.problem-card p { font-size: 14px; color: var(--slate); line-height: 1.65; margin-bottom: 16px; }
.problem-solution { background: var(--bg); border-radius: 8px; padding: 14px 16px; border-left: 3px solid; margin-top: auto; }
.problem-card.brand .problem-solution   { border-left-color: var(--c-brand); }
.problem-card.ip .problem-solution      { border-left-color: var(--c-ip); }
.problem-card.safety .problem-solution  { border-left-color: var(--c-safety); }
.problem-card.quality .problem-solution { border-left-color: var(--c-quality); }
.problem-solution strong { display: block;  font-size: 10px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); margin-bottom: 6px; font-weight: 700; }
.problem-solution span { font-size: 13.5px; color: var(--ink); line-height: 1.6; }
@media (max-width: 768px) { .problems-grid { grid-template-columns: 1fr; } }

.problems-help {
  background: var(--violet-50);
  border-left: 4px solid var(--violet);
  border-radius: 8px;
  padding: 22px;
  margin-top: 32px;
  font-size: 15px;
  color: var(--slate);
  line-height: 1.65;
}
.problems-help strong { color: var(--ink); }