:root {
  /* shadcn/ui "new-york", neutral base — light theme */
  --background: #ffffff;
  --foreground: #0a0a0a;
  --card: #ffffff;
  --muted: #f5f5f5;
  --muted-foreground: #737373;
  --border: #e5e5e5;
  --input: #e5e5e5;

  /* Promateris brand colors (from the logo gradient) */
  --primary: #4a7bb5;          /* brand-blue: primary accent + CTA + ring */
  --primary-hover: #3f6a9e;
  --primary-foreground: #ffffff;
  --ring: #4a7bb5;
  --success: #3aab48;          /* brand-green */
  --warning: #e39324;          /* brand-orange */
  --destructive: #dc2626;

  --radius: 0.5rem;

  --font-sans: "Fira Sans", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --font-heading: "Signika", var(--font-sans);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--foreground);
  background: #fafafa;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-family: var(--font-heading); }

#app { max-width: 680px; margin: 0 auto; padding: 0 0 56px; }

/* App shell header */
.topbar {
  background: transparent;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.brand-logo { height: 60px; width: auto; max-width: 76%; object-fit: contain; display: block; }

.lang-btn {
  background: var(--background);
  color: var(--foreground);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px 12px;
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
}
.lang-btn:hover { background: var(--muted); }

.hero { padding: 24px 20px 4px; }
.hero-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.hero h1 { font-size: 22px; font-weight: 600; line-height: 1.3; margin: 0; }

.info { position: relative; flex: none; color: var(--muted-foreground); cursor: help; line-height: 0; }
.info > svg { display: block; }
.info:hover { color: var(--primary); }
.info-pop {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: min(320px, 80vw);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .1);
  z-index: 20;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted-foreground);
  cursor: auto;
}
.info-pop span { display: block; }
.info-pop span + span { margin-top: 8px; }
.info:hover .info-pop,
.info:focus-within .info-pop,
.info.open .info-pop { display: block; }

.doc { padding: 8px 20px 0; }
.section {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin: 10px 0;
  overflow: hidden;
}
.section-toggle { cursor: pointer; -webkit-tap-highlight-color: transparent; }
.section-toggle:hover { background: var(--muted); }
.section-toggle:focus-visible { outline: 2px solid var(--ring); outline-offset: -2px; }
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 14px 16px 0;
  color: var(--foreground);
}
.section-title { font-family: var(--font-heading); font-size: 15px; font-weight: 600; }
.chev { flex: none; color: var(--muted-foreground); transition: transform .18s ease; }
.section.open .chev { transform: rotate(180deg); }
.summary { margin: 6px 0 0; padding: 0 16px 14px; color: var(--muted-foreground); font-size: 13px; line-height: 1.5; }
.summary em { font-style: italic; }
.section-body { padding: 2px 16px 16px; }
.section-body[hidden] { display: none; }
.section-body p { margin: 0 0 8px; }
.section-body p:last-child { margin-bottom: 0; }
.section-body ul { margin: 0; padding-left: 18px; }
.section-body li { margin: 0 0 6px; }
.section-body li:last-child { margin-bottom: 0; }
.section-body li::marker { color: var(--muted-foreground); }

.form-card {
  margin: 24px 20px 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.form-card h2 { margin: 0 0 16px; font-size: 16px; font-weight: 600; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; font-weight: 500; margin-bottom: 6px; }
.field input {
  width: 100%;
  padding: 9px 12px;
  font: inherit;
  font-size: 15px;
  color: var(--foreground);
  border: 1px solid var(--input);
  border-radius: var(--radius);
  background: var(--background);
}
.field input::placeholder { color: var(--muted-foreground); }
.field input:focus {
  outline: none;
  border-color: var(--ring);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--ring) 35%, transparent);
}

.sig-field { margin-bottom: 14px; }
.sig-field label { display: block; font-size: 13px; font-weight: 500; margin-bottom: 6px; }
.sigpad-wrap { position: relative; }
.sigpad {
  width: 100%;
  height: 160px;
  border: 1px solid var(--input);
  border-radius: var(--radius);
  background: #fff;
  touch-action: none;
  display: block;
}
.sig-hint {
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  text-align: center;
  color: var(--muted-foreground);
  font-size: 13px;
  pointer-events: none;
}
.sig-field.signed .sig-hint { display: none; }
.sig-clear {
  position: absolute;
  top: 8px;
  right: 8px;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px 10px;
  font: inherit;
  font-size: 12px;
  color: var(--muted-foreground);
  cursor: pointer;
}

.agree {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin: 4px 0 18px;
  cursor: pointer;
}
.agree input { width: 18px; height: 18px; margin-top: 2px; flex: none; accent-color: var(--primary); }
.agree span { font-size: 14px; color: var(--foreground); }

.submit {
  width: 100%;
  background: var(--primary);
  color: var(--primary-foreground);
  border: none;
  border-radius: var(--radius);
  padding: 11px;
  font: inherit;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}
.submit:hover:not(:disabled) { background: var(--primary-hover); }
.submit:disabled { opacity: .6; cursor: default; }

.msg { margin-top: 12px; font-size: 14px; min-height: 1px; }
.msg.error { color: var(--destructive); }

.thanks { padding: 72px 24px; text-align: center; }
.thanks .check { color: var(--success); margin: 0 auto 18px; display: block; }
.thanks h1 { font-size: 22px; font-weight: 600; margin: 0 0 8px; }
.thanks p { color: var(--muted-foreground); font-size: 15px; max-width: 400px; margin: 0 auto 24px; }
.thanks button {
  background: var(--background); color: var(--foreground);
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 9px 16px; font: inherit; font-size: 14px; font-weight: 500; cursor: pointer;
}
.thanks button:hover { background: var(--muted); }