/* ============================================
   SPARK GOA 2026 — SPARK-Specific Styles
   (Nav & footer use Tailwind classes from index.html)
   ============================================ */

/* ---------- SPARK Color Tokens ---------- */
:root {
  --spark-bg: #000000;
  --spark-card: #1a1a1a;
  --spark-card-alt: #111111;
  --spark-border: #333333;
  --spark-purple: #7B2FBE;
  --spark-purple-light: #9B4FDE;
  --spark-lime: #AAFF00;
  --spark-yellow: #F5FF00;
  --spark-white: #FFFFFF;
  --spark-muted: #999999;
  --spark-dark: #000000;
  --spark-error: #FF4444;
}

/* ---------- SPARK Page Body Override ---------- */
.spark-page {
  background-color: var(--spark-bg) !important;
}

/* ---------- SPARK Page Header ---------- */
.spark-page-header {
  padding: 140px 0 60px;
  text-align: center;
}

.spark-page-header h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 12px;
  color: var(--spark-white);
}

.spark-page-header .subtitle {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1rem, 2.5vw, 1.4rem);
  font-weight: 700;
  color: var(--spark-lime);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ---------- Buttons ---------- */
.spark-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--spark-purple);
  color: var(--spark-white);
  font-family: 'Inter', sans-serif;
  font-weight: 800;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 14px 32px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  width: 100%;
  text-align: center;
}

.spark-btn-primary:hover {
  background: var(--spark-lime);
  color: var(--spark-dark);
  transform: translateY(-1px);
}

.spark-btn-primary:active {
  transform: translateY(0);
}

.spark-btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--spark-purple);
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 12px 28px;
  border: 2px solid var(--spark-purple);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.spark-btn-secondary:hover {
  background: var(--spark-purple);
  color: var(--spark-white);
}

/* ---------- Badges ---------- */
.spark-badge {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.spark-badge-purple {
  background: rgba(123, 47, 190, 0.2);
  color: var(--spark-purple-light);
  border: 1px solid rgba(123, 47, 190, 0.4);
}

.spark-badge-yellow {
  background: rgba(245, 255, 0, 0.1);
  color: var(--spark-yellow);
  border: 1px solid rgba(245, 255, 0, 0.3);
}

/* ---------- Cards ---------- */
.spark-card {
  background: var(--spark-card);
  border: 1px solid var(--spark-border);
  border-radius: 16px;
  padding: 32px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.spark-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--spark-purple), var(--spark-lime));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.spark-card:hover {
  border-color: rgba(123, 47, 190, 0.5);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(123, 47, 190, 0.1);
}

.spark-card:hover::before {
  opacity: 1;
}

/* ---------- Form Elements ---------- */
.spark-form-group {
  margin-bottom: 20px;
}

.spark-form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--spark-muted);
  margin-bottom: 8px;
  font-family: 'Inter', sans-serif;
}

.spark-form-label .required {
  color: var(--spark-lime);
  margin-left: 2px;
}

.spark-form-input,
.spark-form-select,
.spark-form-textarea {
  width: 100%;
  background: var(--spark-card);
  color: var(--spark-white);
  border: 1px solid var(--spark-border);
  border-radius: 8px;
  padding: 14px 16px;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  outline: none;
}

.spark-form-input:focus,
.spark-form-select:focus,
.spark-form-textarea:focus {
  border-color: var(--spark-purple);
  box-shadow: 0 0 0 3px rgba(123, 47, 190, 0.15);
}

.spark-form-input.error,
.spark-form-select.error,
.spark-form-textarea.error {
  border-color: var(--spark-error);
}

.spark-form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23999' viewBox='0 0 16 16'%3E%3Cpath 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");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.spark-form-select option {
  background: var(--spark-card);
  color: var(--spark-white);
}

.spark-form-textarea {
  resize: vertical;
  min-height: 100px;
}

.spark-form-error {
  font-size: 0.78rem;
  color: var(--spark-error);
  margin-top: 6px;
  display: none;
  font-family: 'Inter', sans-serif;
}

.spark-form-error.visible {
  display: block;
}

/* ---------- Checkbox ---------- */
.spark-checkbox-wrap {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
}

.spark-checkbox-wrap input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  min-width: 20px;
  border: 2px solid var(--spark-border);
  border-radius: 4px;
  background: var(--spark-card);
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
  margin-top: 2px;
}

.spark-checkbox-wrap input[type="checkbox"]:checked {
  background: var(--spark-purple);
  border-color: var(--spark-purple);
}

.spark-checkbox-wrap input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  left: 5px;
  top: 1px;
  width: 6px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.spark-checkbox-wrap span {
  font-size: 0.85rem;
  color: var(--spark-muted);
  line-height: 1.5;
  font-family: 'Inter', sans-serif;
}

/* ---------- Fade-in Animation ---------- */
@keyframes sparkFadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.spark-fade-in {
  opacity: 0;
  animation: sparkFadeInUp 0.6s ease forwards;
}

.spark-fade-delay-1 { animation-delay: 0.1s; }
.spark-fade-delay-2 { animation-delay: 0.2s; }
.spark-fade-delay-3 { animation-delay: 0.3s; }
.spark-fade-delay-4 { animation-delay: 0.4s; }