:root {
  --bg: #090B0D;
  --surface: #101418;
  --surface-strong: #161B21;
  --surface-soft: #1C232C;
  --text: #F5F7FA;
  --text-muted: #AAB2BF;
  --border: rgba(255,255,255,0.12);
  --border-strong: rgba(255,255,255,0.18);
  --accent: #E6B200;
  --accent-soft: rgba(230,178,0,0.15);
  --danger: #DF444C;
  --radius: 18px;
  --shadow: 0 18px 50px rgba(0,0,0,0.35);
  --max-width: 1200px;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100%;
  background: radial-gradient(circle at top left, rgba(230,178,0,0.1), transparent 28%),
              radial-gradient(circle at bottom right, rgba(255,255,255,0.08), transparent 24%),
              var(--bg);
  color: var(--text);
  font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
  line-height: 1.6;
}

*, *::before, *::after {
  box-sizing: border-box;
}

img, video {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  appearance: none;
  border: none;
  background: none;
}

button, .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: 999px;
  padding: 0.9rem 1.4rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

button:hover, .btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: #0C0C0C;
  box-shadow: 0 14px 28px rgba(230,178,0,0.18);
}

.btn-secondary {
  background: rgba(255,255,255,0.08);
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.14);
}

.btn-tertiary {
  background: transparent;
  color: var(--text-muted);
}

.card,
.panel,
.container,
.panel-left,
.panel-right,
.header,
footer {
  background: var(--surface);
}

.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.container {
  width: min(100%, var(--max-width));
  margin: 0 auto;
  padding: 0 1.5rem;
}

.page-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

.section {
  padding: 3.5rem 0;
}

.section-title {
  margin-bottom: 1rem;
  font-size: clamp(1.7rem, 2vw, 2.6rem);
}

.section-copy {
  max-width: 40rem;
  color: var(--text-muted);
}

.hero {
  position: relative;
  overflow: hidden;
  border-radius: calc(var(--radius) * 1.1);
  padding: 3rem;
  margin: 2rem 0 3rem;
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.01));
  border: 1px solid rgba(255,255,255,0.08);
}

.hero h1 {
  font-size: clamp(2.6rem, 4vw, 4.2rem);
  margin: 0 0 1rem;
  line-height: 1.05;
}

.hero p {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.highlight {
  color: var(--accent);
}

.form-grid {
  display: grid;
  gap: 1rem;
}

.form-grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-field {
  display: grid;
  gap: 0.5rem;
}

label {
  font-weight: 600;
  color: var(--text);
}

input,
textarea,
select {
  width: 100%;
  min-height: 3rem;
  padding: 0.95rem 1rem;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
  color: var(--text);
}

input:focus,
textarea:focus,
select:focus {
  outline: 2px solid rgba(230,178,0,0.45);
  outline-offset: 2px;
}

textarea {
  resize: vertical;
}

.page-footer,
.header {
  border-top: 1px solid rgba(255,255,255,0.06);
}

.header {
  position: sticky;
  top: 0;
  z-index: 500;
  width: 100%;
  padding: 1rem 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.header-inner nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer {
  color: var(--text-muted);
  padding: 1.5rem 0;
  text-align: center;
  font-size: 0.95rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  background: rgba(230,178,0,0.18);
  color: var(--accent);
  font-weight: 700;
}

@media (max-width: 900px) {
  .form-grid-2 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .hero {
    padding: 2rem;
  }

  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}