@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:wght@700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,100..900;1,100..900&display=swap');

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --vv-green: #0066b3;
  --vv-green-light: #007ddd;
  --vv-green-pale: #78bcf0;
  --vv-blue: #FF6600;
  --bg: #F7F9F7;
  --surface: #FFFFFF;
  --surface2: #F0F4F1;
  --text: #1A2E1F;
  --text-muted: rgb(90, 100, 112);
  --border: #C8DDD0;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-lg: 0 8px 40px rgba(45,106,79,0.15);
  --transition: 0.28s cubic-bezier(.4,0,.2,1);
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  height: 100%;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  background: linear-gradient(135deg, var(--vv-blue) 0%, var(--vv-green) 100%);
  color: #fff;
  padding: 28px 24px 24px;
  text-align: center;
}

.header-world {
  font-size: 3rem;
  margin-bottom: 6px;
  display: block;
}

.header-title {
  font-family: 'Roboto', sans-serif;
  font-size: clamp(1.4rem, 5vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.header-subtitle {
  font-size: 0.82rem;
  font-weight: 400;
  opacity: 0.72;
  margin-top: 6px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
/* hat Auswirkungen auf die Progressbar, deshalb erstmal aus */

.main {
  flex: 1;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 32px 16px 48px;
}

.card {
  width: min(100%, 680px);
  margin: 0 auto;
}

.screen.active {
  display: block;
  width: 100%;
}

.result-screen
.info-screen 
.name-screen {
  width: 100%;
  max-width: none;
  margin: 0 auto;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.screen {
  display: none;
}

.screen.active {
  display: block;
}

.name-screen,
.result-screen,
.info-screen {
  width: 100%;
  max-width: 680px;
  margin: 0 auto;
}

.name-screen {
  padding: 40px 36px 44px;
}

.name-screen h2 {
  font-family: 'Playfair Display', serif;
  font-size: 1.6rem;
  color: var(--vv-green);
  margin-bottom: 8px;
}

.name-screen p {
  color: var(--text-muted);
  font-size: 0.93rem;
  margin-bottom: 28px;
  line-height: 1.6;
}

.field-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  margin-bottom: 8px;
}

input[type="text"],
input[type="number"] {
  width: 100%;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-family: inherit;
  color: var(--text);
  background: var(--surface);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

input[type="text"] {
  padding: 14px 18px;
}

input[type="text"]:focus,
input[type="number"]:focus {
  border-color: var(--vv-green-light);
  box-shadow: 0 0 0 3px rgba(82,183,136,0.18);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--vv-green) 0%, var(--vv-green-light) 100%);
  color: #fff;
  box-shadow: 0 4px 16px rgba(45,97,106,0.32);
  width: 100%;
  margin-top: 12px;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(45, 97, 106, 0.32);
}

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

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn-outline {
  background: transparent;
  color: var(--vv-green);
  border: 2px solid var(--vv-green);
  width: 100%;
  margin-top: 12px;
}

.btn-outline:hover {
  background: var(--vv-green);
  color: #fff;
}

.progress-wrap {
  
  padding: 18px 28px 0;
  
}

.progress-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}

.progress-track {
  height: 6px;
  background: var(--border);
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 16px;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--vv-green) 0%, var(--vv-green-light) 100%);
  border-radius: 99px;
  transition: width 0.5s cubic-bezier(.4,0,.2,1);
}

.question-body {
  padding: 28px 28px 32px;
}

.question-category {
  display: inline-block;
  background: var(--vv-green-pale);
  color: var(--vv-green);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 4px 12px;
  border-radius: 99px;
  margin-bottom: 14px;
}

.question-text {
  font-size: clamp(1rem, 3.5vw, 1.18rem);
  font-weight: 600;
  line-height: 1.55;
  margin-bottom: 24px;
  color: var(--text);
}

.options-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.option-btn {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--text);
  text-align: left;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
  width: 100%;
}

.option-btn:hover:not(:disabled) {
  border-color: var(--vv-green-light);
  background: var(--vv-green-pale);
  transform: translateX(4px);
}

.option-btn .option-letter {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--surface2);
  font-weight: 700;
  font-size: 0.82rem;
  flex-shrink: 0;
  transition: background var(--transition), color var(--transition);
}

.option-btn.correct {
  border-color: #0066b3;
  background: #eaf4fa;
}

.option-btn.correct .option-letter {
  background: #0066b3;
  color: #fff;
}

.option-btn.wrong {
  border-color: #E74C3C;
  background: #FDEDEC;
}

.option-btn.wrong .option-letter {
  background: #E74C3C;
  color: #fff;
}

.option-btn:disabled {
  cursor: not-allowed;
}

.estimate-wrap {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.estimate-input-row {
  position: relative;
  width: 100%;
}

.estimate-input-row input {
  width: 100%;
  padding: 14px 90px 14px 18px;
}

.estimate-unit {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
  pointer-events: none;
}

.estimate-input-row input[type="number"]::-webkit-outer-spin-button,
.estimate-input-row input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.estimate-input-row input[type="number"] {
  -moz-appearance: textfield;
  appearance: textfield;
}

.feedback-box {
  margin-top: 20px;
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  line-height: 1.6;
  animation: fadeUp .3s ease both;
}

.feedback-box.correct-fb {
  background: #EAFAF1;
  border-left: 4px solid #2c8304;
}

.feedback-box.wrong-fb {
  background: #FDEDEC;
  border-left: 4px solid #E74C3C;
}

.feedback-box .fb-headline {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 4px;
}

.feedback-box.correct-fb .fb-headline,
.feedback-box.wrong-fb .fb-headline {
  color: #3a3939;
}

.feedback-box .fb-points {
  font-size: 0.8rem;
  font-weight: 600;
  margin-top: 6px;
  opacity: 0.75;
}

.next-btn-wrap {
  margin-top: 20px;
  text-align: right;
}

.result-screen {
  padding: 36px 28px 40px;
  text-align: center;
}

.result-screen h2 {
  font-family: 'Playfair Display', serif;
  font-size: 1.7rem;
  color: var(--vv-green);
  margin-bottom: 6px;
}

.result-name {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.score-ring-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 28px;
}

.score-ring {
  width: 160px;
  height: 160px;
  position: relative;
}

.score-ring svg {
  transform: rotate(-90deg);
}

.score-ring .ring-bg {
  fill: none;
  stroke: var(--border);
  stroke-width: 10;
}

.score-ring .ring-fill {
  fill: none;
  stroke: url(#ring-grad);
  stroke-width: 10;
  stroke-linecap: round;
  stroke-dasharray: 408;
  stroke-dashoffset: 408;
  transition: stroke-dashoffset 1.2s cubic-bezier(.4,0,.2,1);
}

.score-ring-text {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.score-pct {
  font-size: 2rem;
  font-weight: 700;
  color: var(--vv-green);
  line-height: 1;
}

.score-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
}

.result-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}

.stat-box {
  background: var(--surface2);
  border-radius: var(--radius-sm);
  padding: 16px;
  text-align: center;
}

.stat-box .stat-val {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--vv-green);
}

.stat-box .stat-lbl {
  font-size: 0.74rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
  margin-top: 2px;
}

.result-cat {
  text-align: center;
  background: linear-gradient(135deg, var(--vv-green-pale), #fff);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 24px;
}

.result-cat .cat-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--vv-green), var(--vv-green-light));
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 5px 14px;
  border-radius: 99px;
  margin-bottom: 10px;
}

.result-cat .cat-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem;
  color: var(--vv-green);
  margin-bottom: 8px;
}

.result-cat .cat-msg {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.info-screen {
  padding: 36px 28px 40px;
}

.info-screen h2 {
  font-family: 'Playfair Display', serif;
  font-size: 1.7rem;
  color: var(--vv-green);
  margin-bottom: 6px;
  text-align: center;
}

.info-screen .info-sub {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  line-height: 1.6;
  text-align: center;
}

.info-block {
  background: var(--surface2);
  border-radius: var(--radius-sm);
  padding: 20px 22px;
  margin-bottom: 16px;
  border-left: 4px solid var(--vv-green-light);
}

.info-block h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--vv-green);
  margin-bottom: 8px;
}

.info-block p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.info-block .info-stat {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--vv-green);
  margin-bottom: 4px;
}

footer {
  margin-top: auto;
  width: 100%;
  padding: 18px 16px;
  font-size: 0.75rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  background: var(--bg);
}

footer .footer-links {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 14px 20px;
}

footer .footer-links li {
  margin: 0;
}

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

footer a:hover {
  text-decoration: underline;
}

ul {
  list-style: none;
}

@media (max-width: 520px) {
  .name-screen,
  .question-body,
  .result-screen,
  .info-screen {
    padding: 24px 18px 28px;
  }

  .progress-wrap {
    padding: 14px 18px 0;
  }

  .result-stats {
    grid-template-columns: 1fr;
  }

  .footer-links {
    flex-direction: column;
    text-align: center;
  }

  .estimate-input-row input {
    padding-right: 72px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}