/* AM Digital Solutions — Design System */

:root {
  --primary: #8B5CF6;
  --primary-dark: #6D28D9;
  --ink: #0A0A0A;
  --ink-mid: #737373;
  --ink-line: #E5E5E5;
}

html { scroll-behavior: smooth; }
body { font-feature-settings: "kern"; }

h1, h2, h3, h4 { letter-spacing: -0.02em; }

/* ===== Buttons ===== */
.btn-primary-lg {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--primary);
  color: white;
  font-weight: 700;
  font-size: 1.05rem;
  padding: 1rem 2.25rem;
  border-radius: 0.75rem;
  transition: background 0.15s ease, transform 0.1s ease;
  box-shadow: 0 8px 24px -8px rgba(139,92,246,0.5);
}
.btn-primary-lg:hover { background: var(--primary-dark); transform: translateY(-1px); }

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--primary);
  color: white;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  transition: background 0.15s ease;
}
.btn-primary:hover { background: var(--primary-dark); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--ink);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  border: 2px solid var(--ink-line);
  transition: all 0.15s ease;
}
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); }

.btn-outline-sm {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.45rem 0.9rem;
  border-radius: 0.4rem;
  border: 1.5px solid var(--primary);
  color: var(--primary);
  transition: all 0.15s ease;
}
.btn-outline-sm:hover { background: var(--primary); color: white; }

.btn-text-sm {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary);
  padding: 0.45rem 0.2rem;
}
.btn-text-sm:hover { text-decoration: underline; }

/* ===== Nav ===== */
.nav-link {
  padding: 0.6rem 0.9rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink);
  border-radius: 0.4rem;
  transition: color 0.15s ease;
  display: inline-flex;
  align-items: center;
}
.nav-link:hover { color: var(--primary); }

.mobile-nav-link {
  display: block;
  padding: 0.75rem 0.25rem;
  font-weight: 600;
  border-bottom: 1px solid var(--ink-line);
}

.dropdown-panel {
  position: absolute;
  top: 100%;
  left: 0;
  background: white;
  border: 1px solid var(--ink-line);
  border-radius: 0.75rem;
  box-shadow: 0 12px 32px -8px rgba(0,0,0,0.12);
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s;
  z-index: 60;
}
.group:hover .dropdown-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink);
  transition: background 0.12s ease;
}
.dropdown-item:hover { background: rgba(139,92,246,0.08); color: var(--primary); }

/* ===== Sections ===== */
.section-py { padding-top: 5rem; padding-bottom: 5rem; }
@media (max-width: 768px) { .section-py { padding-top: 3rem; padding-bottom: 3rem; } }

/* ===== Badges ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  white-space: nowrap;
}
.badge-live { background: #D1FAE5; color: #047857; }
.badge-demo { background: #DBEAFE; color: #1D4ED8; }
.badge-internal { background: #EDE9FE; color: #6D28D9; }
.badge-dev { background: #F3F4F6; color: #4B5563; }

/* ===== System thumb (abstract UI visual, not fake screenshots) ===== */
.system-thumb {
  background: linear-gradient(135deg, #F5F3FF 0%, #EDE9FE 100%);
  border-bottom: 1px solid var(--ink-line);
  padding: 0;
  overflow: hidden;
}
.system-thumb-chrome {
  display: flex;
  gap: 5px;
  padding: 10px 14px;
  background: rgba(255,255,255,0.6);
}
.system-thumb-chrome span {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(139,92,246,0.35);
}
.system-thumb-body {
  padding: 1.25rem 1.25rem 1.5rem;
  min-height: 140px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.system-thumb-bars {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 70px;
  margin-bottom: 12px;
}
.system-thumb-bars .bar {
  flex: 1;
  background: var(--primary);
  opacity: 0.7;
  border-radius: 4px 4px 0 0;
}
.system-thumb-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary-dark);
}

/* ===== Cards ===== */
.system-card {
  background: white;
  border: 1px solid var(--ink-line);
  border-radius: 0.85rem;
  overflow: hidden;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.system-card:hover { box-shadow: 0 16px 40px -12px rgba(0,0,0,0.15); transform: translateY(-2px); }

.service-card {
  display: block;
  background: white;
  border: 1px solid var(--ink-line);
  border-radius: 0.85rem;
  padding: 1.75rem;
  transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}
.service-card:hover {
  box-shadow: 0 16px 40px -12px rgba(0,0,0,0.12);
  transform: translateY(-2px);
  border-color: var(--primary);
}

.related-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  border: 1.5px solid var(--ink-line);
  font-size: 0.85rem;
  font-weight: 600;
  transition: all 0.15s ease;
}
.related-pill:hover { border-color: var(--primary); color: var(--primary); background: rgba(139,92,246,0.05); }

.process-step {
  background: white;
  border: 1px solid var(--ink-line);
  border-radius: 0.85rem;
  padding: 1.5rem;
}

/* ===== Forms ===== */
.form-input, .form-select, .form-textarea {
  width: 100%;
  border: 1px solid var(--ink-line);
  border-radius: 0.5rem;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(139,92,246,0.15);
}
.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--ink);
}

/* ===== Utility ===== */
.text-balance { text-wrap: balance; }