/* ============================================
   LeadNova – Global CSS Utility Classes
   ============================================ */

/* Base Resets */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  overflow-x: hidden;
  letter-spacing: -0.01em;
  font-size: 16px;
  line-height: 1.6;
  color: var(--gray-900);
  background: #ffffff;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--sky);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
}

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  outline: none;
}

input, select, textarea {
  font-family: inherit;
  font-size: 16px;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 8px;
  transition: all 0.2s;
  text-decoration: none;
}

.btn-primary {
  background: var(--green);
  color: white;
}

.btn-primary:hover {
  background: #2e9229;
  text-decoration: none;
}

.btn-secondary {
  background: white;
  color: var(--gray-900);
  border: 1px solid var(--gray-200);
}

.btn-secondary:hover {
  background: var(--gray-50);
  text-decoration: none;
}

.btn-ghost {
  background: transparent;
  color: var(--sky);
  padding: 12px 16px;
}

.btn-ghost:hover {
  text-decoration: underline;
}

.btn-danger {
  background: var(--red);
  color: white;
}

.btn-danger:hover {
  background: #c62828;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 17px;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* ============================================
   Card
   ============================================ */
.card {
  background: white;
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  padding: 24px;
}

/* ============================================
   Form Controls
   ============================================ */
.input-field {
  display: block;
  width: 100%;
  height: 42px;
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 0 12px;
  font-size: 15px;
  transition: all 0.2s;
  background: white;
}

.input-field:focus {
  outline: none;
  border-color: var(--sky);
  box-shadow: 0 0 0 3px rgba(77, 184, 232, 0.15);
}

.textarea-field {
  display: block;
  width: 100%;
  min-height: 120px;
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 12px;
  font-size: 15px;
  transition: all 0.2s;
  resize: vertical;
  background: white;
}

.textarea-field:focus {
  outline: none;
  border-color: var(--sky);
  box-shadow: 0 0 0 3px rgba(77, 184, 232, 0.15);
}

.form-group {
  margin-bottom: 20px;
}

/* ============================================
   Badges
   ============================================ */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 600;
}

.badge-blue {
  background: var(--sky-light);
  color: var(--sky);
}

.badge-green {
  background: var(--green-light);
  color: var(--green);
}

.badge-amber {
  background: #fff3e0;
  color: var(--amber);
}

.badge-red {
  background: #ffebee;
  color: var(--red);
}

.badge-gray {
  background: var(--gray-100);
  color: var(--gray-500);
}

/* ============================================
   Typography Utilities
   ============================================ */
.label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-500);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.section-title {
  font-size: 36px;
  color: var(--navy);
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 18px;
  color: var(--gray-500);
  max-width: 600px;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
  .section-title {
    font-size: 28px;
  }
}

@media (max-width: 480px) {
  .section-title {
    font-size: 24px;
  }
  .btn-lg {
    padding: 12px 24px;
    font-size: 15px;
  }
  .card {
    padding: 16px;
  }
}