/* =============================================
   USB – Home Page Styles
   home.css
   ============================================= */

/* ---- Hero ---- */
.hero {
  position: relative;
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--usb-blue-dark) 0%, var(--usb-blue) 50%, #1a4ba8 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 80px;
  background: var(--gray-50);
  clip-path: ellipse(60% 100% at 50% 100%);
}

/* Decorative circles */
.hero__circle-1 {
  position: absolute;
  top: -120px;
  right: -120px;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200,16,46,0.2) 0%, transparent 70%);
  pointer-events: none;
}

.hero__circle-2 {
  position: absolute;
  bottom: -80px;
  left: -80px;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-20) var(--space-6) var(--space-24);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.9);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
}

.hero__eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--usb-red-light);
  animation: pulse-ring 2s ease-in-out infinite;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 900;
  color: white;
  line-height: 1.1;
  margin-bottom: var(--space-6);
}

.hero__title em {
  font-style: normal;
  color: #fbbf24;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.175rem);
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  margin-bottom: var(--space-8);
  max-width: 480px;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero__actions .btn-primary {
  background: var(--usb-red);
  box-shadow: var(--shadow-red);
  font-size: 1rem;
}

.hero__actions .btn-primary:hover {
  background: var(--usb-red-dark);
  box-shadow: 0 16px 48px rgba(200,16,46,.45);
}

.hero__actions .btn-secondary {
  border-color: rgba(255,255,255,0.35);
  color: white;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
}

.hero__actions .btn-secondary:hover {
  background: rgba(255,255,255,0.2);
  border-color: rgba(255,255,255,0.5);
  color: white;
}

.hero__stats {
  display: flex;
  gap: var(--space-8);
  margin-top: var(--space-10);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255,255,255,0.15);
}

.hero__stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: white;
  line-height: 1;
  margin-bottom: 2px;
}

.hero__stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Hero Visual Side */
.hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__card-stack {
  position: relative;
  width: 380px;
  max-width: 100%;
}

.hero__card-main {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: 0 32px 80px rgba(0,0,0,0.3);
  position: relative;
  z-index: 2;
}

.hero__card-bg-1 {
  position: absolute;
  top: 16px;
  left: 16px;
  right: -16px;
  bottom: -16px;
  background: rgba(255,255,255,0.3);
  border-radius: var(--radius-xl);
  z-index: 1;
}

.hero__card-bg-2 {
  position: absolute;
  top: 32px;
  left: 32px;
  right: -32px;
  bottom: -32px;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-xl);
  z-index: 0;
}

.hero__card-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.hero__card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--usb-blue) 0%, var(--usb-blue-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.hero__card-label {
  font-size: 0.8125rem;
  color: var(--gray-500);
  font-weight: 500;
  margin-bottom: 2px;
}

.hero__card-title {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--gray-900);
}

.hero__steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.hero__step {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius);
  background: var(--gray-50);
  transition: var(--transition);
}

.hero__step.active {
  background: rgba(0,48,135,0.06);
}

.hero__step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--gray-200);
  color: var(--gray-500);
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.hero__step.active .hero__step-num {
  background: var(--usb-blue);
  color: white;
}

.hero__step.completed .hero__step-num {
  background: var(--success);
  color: white;
}

.hero__step-text {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-600);
}

.hero__step.active .hero__step-text {
  color: var(--usb-blue);
  font-weight: 600;
}

/* ---- Features strip ---- */
.features-strip {
  background: white;
  border-bottom: 1px solid var(--gray-100);
}

.features-strip__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-6);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.feature-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.feature-item__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background: rgba(0,48,135,0.07);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--usb-blue);
  flex-shrink: 0;
}

.feature-item__title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 2px;
}

.feature-item__desc {
  font-size: 0.8125rem;
  color: var(--gray-500);
}

/* ---- Careers Section ---- */
.careers-section {
  background: var(--gray-50);
}

.careers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--space-6);
}

.career-card {
  background: white;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition-slow);
  border: 1px solid transparent;
  display: flex;
  flex-direction: column;
}

.career-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.career-card__header {
  padding: var(--space-6);
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  position: relative;
  overflow: hidden;
}

.career-card__header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--carrera-color);
}

.career-card__icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: var(--carrera-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  flex-shrink: 0;
  transition: var(--transition-spring);
}

.career-card:hover .career-card__icon-wrap {
  transform: scale(1.1) rotate(-5deg);
}

.career-card__info { flex: 1; }

.career-card__name {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.3;
  margin-bottom: var(--space-2);
}

.career-card__meta {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.career-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--carrera-color);
  color: white;
  opacity: 0.85;
}

.career-card__body {
  padding: 0 var(--space-6) var(--space-6);
  flex: 1;
}

.career-card__desc {
  font-size: 0.875rem;
  color: var(--gray-500);
  line-height: 1.6;
  margin-bottom: var(--space-5);
}

.career-card__actions {
  display: flex;
  gap: var(--space-3);
}

.career-card__actions .btn {
  flex: 1;
  font-size: 0.875rem;
  padding: 0.6rem 1rem;
}

.career-card__btn-primary {
  background: var(--carrera-color);
  color: white;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.6rem 1rem;
  transition: var(--transition-spring);
  border: none;
  cursor: pointer;
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.career-card__btn-primary:hover {
  filter: brightness(1.15);
  transform: translateY(-2px);
}

.career-card__btn-secondary {
  background: var(--gray-100);
  color: var(--gray-700);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.6rem 1rem;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.career-card__btn-secondary:hover {
  background: var(--gray-200);
  color: var(--gray-900);
}

/* ---- Why USB Section ---- */
.why-usb {
  background: white;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.pillar-card {
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  text-align: center;
  transition: var(--transition-slow);
}

.pillar-card:hover {
  background: white;
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.pillar-card__icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  margin: 0 auto var(--space-6);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
}

.pillar-card__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--space-3);
}

.pillar-card__desc {
  font-size: 0.9rem;
  color: var(--gray-500);
  line-height: 1.7;
}

/* ---- Process Steps ---- */
.process-section {
  background: linear-gradient(135deg, var(--usb-blue-dark) 0%, var(--usb-blue) 100%);
  color: white;
}

.process-section .section-label {
  color: rgba(255,255,255,0.7);
  background: rgba(255,255,255,0.1);
}

.process-section .section-title {
  color: white;
}

.process-section .section-subtitle {
  color: rgba(255,255,255,0.65);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  position: relative;
}

.process-grid::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(12.5% + 28px);
  right: calc(12.5% + 28px);
  height: 2px;
  background: rgba(255,255,255,0.2);
  pointer-events: none;
}

.process-step {
  text-align: center;
  position: relative;
}

.process-step__num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: 2px solid rgba(255,255,255,0.25);
  color: white;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  transition: var(--transition-spring);
  position: relative;
  z-index: 1;
}

.process-step:hover .process-step__num {
  background: var(--usb-red);
  border-color: var(--usb-red);
  transform: scale(1.1);
}

.process-step__title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-2);
}

.process-step__desc {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.6;
}

/* ---- CTA Banner ---- */
.cta-banner {
  background: var(--gray-50);
}

.cta-banner__inner {
  background: white;
  border-radius: var(--radius-xl);
  padding: var(--space-12) var(--space-10);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-100);
  position: relative;
  overflow: hidden;
}

.cta-banner__inner::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  background: linear-gradient(to bottom, var(--usb-blue), var(--usb-red));
}

.cta-banner__text { flex: 1; }

.cta-banner__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: var(--space-3);
}

.cta-banner__desc {
  font-size: 1rem;
  color: var(--gray-500);
}

.cta-banner__actions {
  display: flex;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* ---- Responsive Home ---- */
@media (max-width: 1024px) {
  .hero__content { grid-template-columns: 1fr; text-align: center; }
  .hero__subtitle { margin: 0 auto var(--space-8); }
  .hero__actions { justify-content: center; }
  .hero__stats { justify-content: center; }
  .hero__visual { display: none; }
  .features-strip__inner { grid-template-columns: repeat(2, 1fr); }
  .pillars-grid { grid-template-columns: 1fr; gap: var(--space-5); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid::before { display: none; }
  .cta-banner__inner { flex-direction: column; text-align: center; }
  .cta-banner__actions { justify-content: center; }
}

@media (max-width: 640px) {
  .careers-grid { grid-template-columns: 1fr; }
  .features-strip__inner { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .hero__stats { flex-direction: column; gap: var(--space-4); }
  .cta-banner__inner { padding: var(--space-8) var(--space-6); }
}