/* DESIGN TOKENS & COLOR SYSTEM */
:root {
  --color-primary: #4ecdc4;
  --color-primary-dark: #2bb9ab;
  --color-secondary: #f7f7f7;
  --color-dark: #2c3e50;
  --color-text: #2c3e50;
  --color-text-light: #7f8c8d;
  --color-border: #ecf0f1;
  --shadow-sm: 0 2px 8px rgba(78, 205, 196, 0.08);
  --shadow-md: 0 4px 16px rgba(78, 205, 196, 0.12);
  --shadow-lg: 0 8px 32px rgba(78, 205, 196, 0.15);
  --radius: 0.5rem;
}

/* TYPOGRAPHY */
body {
  font-family: "Open Sans", sans-serif;
  color: var(--color-text);
  line-height: 1.6;
  background-color: #ffffff;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
  color: var(--color-dark);
}

.lead {
  font-size: 1.15rem;
  font-weight: 500;
}

/* NAVBAR */
.navbar-custom {
  background-color: #ffffff;
  box-shadow: var(--shadow-sm);
}

.navbar-brand {
  color: var(--color-primary) !important;
  font-size: 1.5rem;
}

/* HERO SECTION */
.hero-section {
  padding: 3rem 0;
  background: linear-gradient(135deg, #f7f7f7 0%, #f0fffe 100%);
}

.hero-section .display-4 {
  color: var(--color-dark);
  line-height: 1.2;
}

/* BUTTONS */
.btn-primary {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline-primary {
  color: var(--color-primary);
  border-color: var(--color-primary);
  font-weight: 600;
}

.btn-outline-primary:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-light {
  background-color: #ffffff;
  color: var(--color-primary);
  font-weight: 600;
}

.btn-light:hover {
  background-color: #f0f0f0;
  color: var(--color-primary);
}

/* BACKGROUND COLORS */
.bg-light-mint {
  background-color: #f0fffe;
}

/* CARDS & SECTIONS */
.problem-card,
.service-card,
.benefit-card {
  border: 1px solid var(--color-border);
  transition: all 0.3s ease;
  border-radius: 1rem;
}

.problem-card:hover,
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.card {
  border: 1px solid var(--color-border);
  border-radius: 1rem;
}

/* ICON BOXES */
.icon-box {
  font-size: 2.5rem;
  display: inline-block;
}

.service-icon {
  font-size: 2rem;
  color: var(--color-primary);
  display: inline-block;
}

/* TIMELINE ANIMATION */
.timeline {
  position: relative;
  padding: 2rem 0;
}

.timeline-item {
  display: flex;
  margin-bottom: 3rem;
  position: relative;
  animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.timeline-marker {
  min-width: 50px;
  width: 50px;
  height: 50px;
  background-color: var(--color-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.2rem;
  margin-right: 2rem;
  box-shadow: var(--shadow-md);
  flex-shrink: 0;
}

.timeline-item:not(:last-child) .timeline-marker::after {
  content: "";
  position: absolute;
  top: 50px;
  left: 24px;
  width: 2px;
  height: 60px;
  background-color: var(--color-primary);
}

.timeline-content {
  flex: 1;
}

.timeline-content h5 {
  color: var(--color-dark);
  margin-bottom: 0.5rem;
}

.timeline-content p {
  color: var(--color-text-light);
  margin: 0;
}

/* RESULT CARDS */
.result-card {
  font-size: 3rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
  transition: all 0.3s ease;
}

.result-card:hover {
  transform: scale(1.1);
}

/* FAQ SECTION */
.accordion-button {
  background-color: transparent;
  color: var(--color-text);
  font-weight: 600;
  border: 1px solid var(--color-border);
  border-radius: 0.5rem;
  margin-bottom: 0.5rem;
}

.accordion-button:not(.collapsed) {
  background-color: #f0fffe;
  color: var(--color-primary);
  box-shadow: none;
  border-color: var(--color-primary);
}

.accordion-button::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%234ecdc4'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

/* CTA SECTION */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.cta-section h2 {
  color: white;
}

.cta-section .lead {
  color: rgba(255, 255, 255, 0.9);
}

/* FOOTER */
.footer-section {
  background-color: #1a252f;
  border-top: 1px solid var(--color-border);
}

.footer-section a {
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: var(--color-primary) !important;
}

.footer-section hr {
  border-color: rgba(255, 255, 255, 0.1);
}

/* FORM STYLES */
.form-control,
.form-select {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.75rem;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 0.2rem rgba(78, 205, 196, 0.25);
}

.form-label {
  color: var(--color-dark);
  margin-bottom: 0.5rem;
}

/* CONTACT INFO */
.contact-info {
  padding: 1.5rem;
  border-radius: 0.5rem;
  background-color: #f7f7f7;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero-section {
    padding: 2rem 0;
  }

  .display-4 {
    font-size: 2rem;
  }

  .timeline-item {
    flex-direction: column;
  }

  .timeline-marker {
    margin-right: 0;
    margin-bottom: 1rem;
  }

  .timeline-item:not(:last-child) .timeline-marker::after {
    left: 24px;
    top: 50px;
    height: calc(100% - 50px);
  }

  .result-card {
    font-size: 2rem;
  }
}

/* ACCESSIBILITY */
a:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}