:root {
  --g-blue: #4285F4;
  --g-red: #ea4335;
  --g-yellow: #fbbc04;
  --g-green: #34a853;
  --dark: #232323;
  --muted: #6b7280;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Cairo", sans-serif;
  color: var(--dark);
  background: #ffffff;
  min-height: 100vh;
}

nav {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
}

.page-shell {
  width: min(1120px, 92%);
  margin: 58px auto 80px;
}

.hero {
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-content {
  text-align: center;
  max-width: 780px;
  margin: 0 auto;
}

.hero-title {
  font-size: clamp(34px, 4vw, 56px);
  font-weight: 800;
  line-height: 1.35;
  margin: 0 0 18px;
  color: #222;
}

.brand-gdg {
  font-family: "Poppins", sans-serif;
  font-weight: 800;
  letter-spacing: 1px;
}

.brand-gdg .g1 { color: var(--g-blue); }
.brand-gdg .d  { color: var(--g-red); }
.brand-gdg .g2 { color: var(--g-yellow); }

.hero-copy h2 {
  margin: 0 0 18px;
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 800;
  line-height: 1.55;
}

.tone-dark   { color: #222; }
.tone-blue   { color: var(--g-blue); }
.tone-yellow { color: var(--g-yellow); }

.hero-copy p {
  margin: 0;
  color: #737373;
  font-size: 17px;
  line-height: 1.9;
  font-weight: 600;
}

.card {
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(0, 0, 0, 0.045);
  border-radius: 24px;
  padding: 30px;
  margin-bottom: 28px;
  box-shadow: 0 18px 40px rgba(17, 24, 39, 0.07);
  position: relative;
  overflow: hidden;
}

.card h2 {
  margin: 0 0 24px;
  font-size: 26px;
  font-weight: 800;
  color: var(--g-blue);
}

.fields-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.field,
.field-full {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field-full {
  grid-column: 1 / -1;
}

.field label,
.field-full label {
  font-weight: 800;
  color: #333;
  font-size: 15px;
}

.field input,
.field-full input {
  width: 100%;
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: rgba(255, 255, 255, 0.85);
  border-radius: 16px;
  padding: 14px 16px;
  font-family: "Cairo", sans-serif;
  font-size: 15px;
  outline: none;
  transition: 0.2s ease;
  color: #333;
}

.field input:focus,
.field-full input:focus {
  border-color: rgba(66, 133, 244, 0.45);
  box-shadow: 0 0 0 4px rgba(66, 133, 244, 0.08);
}

.grid-hint {
  margin: -8px 0 24px;
  color: #737373;
  font-size: 16px;
  line-height: 1.9;
  font-weight: 600;
}

.counter-badge {
  display: inline-block;
  margin-right: 8px;
  padding: 5px 12px;
  border-radius: 999px;
  background: #4285F4;
  color: #fff;
  font-weight: 800;
  font-size: 14px;
}

.question-item {
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(0, 0, 0, 0.045);
  border-radius: 22px;
  padding: 24px;
  margin-bottom: 22px;
  box-shadow: 0 14px 30px rgba(17, 24, 39, 0.06);
}

.question-item h3 {
  margin: 0 0 22px;
  color: var(--g-blue);
  font-size: 22px;
  font-weight: 800;
}

.actions {
  margin-top: 24px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

button {
  border: none;
  font-family: "Cairo", sans-serif;
  font-weight: 800;
  cursor: pointer;
  transition: 0.22s ease;
}

.btn-primary,
.btn-secondary,
.btn-danger {
  border-radius: 16px;
  padding: 12px 24px;
  box-shadow: 0 12px 28px rgba(17, 24, 39, 0.08);
}

.btn-primary {
  background: var(--g-blue);
  color: #fff;
}

.btn-secondary {
  background: rgba(251, 188, 4, 0.18);
  color: #d49a00;
}

.btn-danger {
  background: rgba(234, 67, 53, 0.12);
  color: var(--g-red);
}

.btn-primary:hover,
.btn-secondary:hover,
.btn-danger:hover {
  transform: translateY(-3px);
}

.status {
  margin: 18px 0 0;
  font-weight: 700;
  color: var(--g-green);
}

/* ── Quick-fill assist box ── */
.assist-box {
  background: rgba(255, 255, 255, 0.9);
  border: 1px dashed rgba(66, 133, 244, 0.35);
  border-radius: 18px;
  padding: 18px;
  margin-bottom: 20px;
}

.assist-title {
  margin: 0 0 4px;
  font-size: 18px;
  font-weight: 800;
  color: #4285F4;
}

.assist-subtitle {
  margin: 0 0 14px;
  color: #5b6472;
  font-size: 13px;
}

.fill-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.fill-tab {
  padding: 8px 16px;
  border-radius: 10px;
  border: 1.5px solid #cbd5e1;
  background: #f1f5f9;
  color: #475569;
  font-family: "Cairo", sans-serif;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s;
}

.fill-tab:hover {
  background: #e2ecfb;
  border-color: #93c5fd;
  color: #4285F4;
}

.fill-tab.active {
  background: #4285F4;
  border-color: #4285F4;
  color: #fff;
}

.fill-panel {
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 16px;
  background: #f8fbff;
}

.fill-panel-title {
  font-size: 15px;
  font-weight: 800;
  color: #1a56c4;
  margin: 0 0 10px;
}

.steps {
  margin: 0 0 12px;
  padding-right: 20px;
  color: #374151;
  line-height: 2;
  font-size: 13.5px;
}

.steps li strong { color: #4285F4; }

.json-example {
  margin: 0 0 12px;
  border: 1px solid #e5e7eb;
  background: #f0f4f8;
  border-radius: 10px;
  padding: 10px;
  direction: ltr;
  text-align: left;
  font-size: 12px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: Consolas, "Courier New", monospace;
  color: #334155;
}

.fill-control {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.fill-control select {
  width: 100%;
  max-width: 400px;
  border: 1px solid rgba(15, 23, 42, 0.14);
  border-radius: 10px;
  padding: 9px 12px;
  font-family: "Cairo", sans-serif;
  font-size: 14px;
  outline: none;
  background: #fff;
}

.fill-control textarea {
  width: 100%;
  border: 1px solid rgba(15, 23, 42, 0.14);
  border-radius: 10px;
  padding: 10px 12px;
  font-family: Consolas, "Courier New", monospace;
  font-size: 13px;
  outline: none;
  background: #fff;
  min-height: 130px;
  resize: vertical;
  direction: ltr;
  text-align: left;
  line-height: 1.6;
}

.speed-desc {
  font-size: 13px;
  color: #4b5563;
  margin: 0 0 8px;
}

.assist-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.quick-btn {
  border-radius: 10px;
  padding: 8px 12px;
  box-shadow: none;
  font-size: 13px;
  font-weight: 700;
}

.btn-ghost {
  background: #eef5ff;
  color: #175a9d;
}

.btn-ghost:hover {
  transform: translateY(-2px);
  background: #dcecff;
}

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

  .field-full {
    grid-column: auto;
  }

  .actions {
    flex-direction: column;
  }

  .actions button {
    width: 100%;
  }
}