/* DLitt application + confirmation pages. Reuses the portal's design tokens. */

:root {
  --bg: #f8f6f5;
  --card: #ffffff;
  --text: #171717;
  --secondary: #6e6a67;
  --border: rgba(23, 23, 23, 0.07);
  --accent: #4f46e5;
  --accent-hover: #4338ca;
  --accent-tint: rgba(79, 70, 229, 0.12);
  --danger: #b42318;
  --danger-bg: #fef3f2;
  --amber: #b45309;
  --amber-bg: #fffbeb;
  --success: #067647;
  --success-bg: #ecfdf3;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: var(--accent); }

.app-shell {
  max-width: 62rem;
  margin: 0 auto;
  padding: 24px 20px 56px;
}

/* ---------- Brand header ---------- */

.app-header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 0 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.app-header .logo-card {
  display: inline-flex;
  border-radius: 12px;
  background: #ffffff;
  padding: 8px 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
  border: 1px solid var(--border);
}

.app-header .logo-card img { height: 40px; width: auto; }

.app-header .header-titles { display: flex; flex-direction: column; gap: 2px; min-width: 0; }

.app-header .program {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
}

.app-header .collab {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--secondary);
}

.app-header .collab img { height: 22px; width: 22px; object-fit: contain; flex-shrink: 0; }

.app-header .header-spacer { margin-left: auto; }

.back-link {
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}

/* ---------- Intro ---------- */

.page-title {
  margin: 0 0 6px;
  font-size: 1.7rem;
  font-weight: 700;
}

.page-subtitle {
  margin: 0 0 20px;
  font-size: 0.95rem;
  color: var(--secondary);
  max-width: 42rem;
}

/* ---------- Preview notice ---------- */

.notice {
  border-radius: 14px;
  padding: 14px 16px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 24px;
  background: var(--amber-bg);
  color: var(--amber);
  border: 1px solid rgba(180, 83, 9, 0.18);
}

/* ---------- Form card ---------- */

.form-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03), 0 12px 40px rgba(0, 0, 0, 0.04);
  padding: 24px;
}

.fieldset {
  border: none;
  padding: 0;
  margin: 0 0 26px;
}

.fieldset legend {
  padding: 0;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 14px;
}

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

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

.field label {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}

.field .req { color: var(--danger); margin-left: 2px; }

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 48px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--card);
  padding: 10px 13px;
  outline: none;
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
}

.field textarea { min-height: 120px; resize: vertical; line-height: 1.5; }

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: rgba(79, 70, 229, 0.45);
  box-shadow: 0 0 0 4px var(--accent-tint);
}

.field .hint { font-size: 0.72rem; color: var(--secondary); margin-top: 5px; }

/* ---------- Consent ---------- */

.consent-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #faf9f8;
}

.consent-row input { margin-top: 3px; width: 18px; height: 18px; flex-shrink: 0; }
.consent-row label { font-size: 0.85rem; color: var(--secondary); line-height: 1.45; }

/* ---------- Status message + submit ---------- */

.form-status {
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 0.88rem;
  font-weight: 600;
  margin: 4px 0 18px;
}

.form-status--error { background: var(--danger-bg); color: var(--danger); border: 1px solid rgba(180, 35, 24, 0.16); }
.form-status--info  { background: var(--accent-tint); color: var(--accent); }

.btn-primary {
  width: 100%;
  min-height: 50px;
  border-radius: 14px;
  border: none;
  background: var(--accent);
  color: #ffffff;
  font-weight: 700;
  font-family: inherit;
  font-size: 1rem;
  box-shadow: 0 10px 24px rgba(79, 70, 229, 0.18);
  transition: background 160ms ease;
}

.btn-primary:hover:not([disabled]) { background: var(--accent-hover); }
.btn-primary[disabled] { cursor: not-allowed; opacity: 0.55; box-shadow: none; }

.app-footer {
  margin-top: 28px;
  text-align: center;
  font-size: 0.72rem;
  color: var(--secondary);
}

/* ---------- Confirmation page ---------- */

.confirm-wrap {
  min-height: 70vh;
  display: grid;
  place-items: center;
}

.confirm-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03), 0 12px 40px rgba(0, 0, 0, 0.04);
  padding: 40px 28px;
  text-align: center;
  max-width: 34rem;
}

.confirm-badge {
  width: 62px;
  height: 62px;
  margin: 0 auto 18px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--success-bg);
  color: var(--success);
  font-size: 30px;
  font-weight: 700;
}

.confirm-card h1 { margin: 0 0 12px; font-size: 1.55rem; font-weight: 700; }
.confirm-card p { margin: 0 auto 22px; font-size: 0.95rem; color: var(--secondary); max-width: 28rem; line-height: 1.55; }

.confirm-card .btn-link {
  display: inline-block;
  text-decoration: none;
  font-weight: 600;
  color: #ffffff;
  background: var(--accent);
  padding: 12px 22px;
  border-radius: 14px;
}

/* ---------- Desktop ---------- */

@media (min-width: 720px) {
  .app-shell { padding: 32px 24px 64px; }
  .grid { grid-template-columns: 1fr 1fr; }
  .form-card { padding: 32px; }
  .page-title { font-size: 2rem; }
}