@import url("https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,700&family=Noto+Serif+SC:wght@500;700&family=Source+Sans+3:wght@400;500;600&display=swap");

:root {
  --ink: #0f172a;
  --ink-soft: #334155;
  --muted: #64748b;
  --paper: #f3f6f4;
  --cream: #e8f0ec;
  --teal: #0e7490;
  --teal-deep: #155e75;
  --coral: #ea580c;
  --sand: #fbbf24;
  --line: rgba(15, 23, 42, 0.1);
  --glow: rgba(14, 116, 144, 0.18);
  --radius: 4px;
  --font-display: "Fraunces", "Noto Serif SC", serif;
  --font-body: "Source Sans 3", "Noto Serif SC", sans-serif;
  --font-cn: "Noto Serif SC", serif;
  --shadow: 0 24px 60px rgba(15, 23, 42, 0.12);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(251, 191, 36, 0.18), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(14, 116, 144, 0.2), transparent 50%),
    linear-gradient(165deg, #eef5f2 0%, #f7f4ef 45%, #e7eef5 100%);
  background-attachment: fixed;
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(15, 23, 42, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 23, 42, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 50% 20%, black 20%, transparent 75%);
  z-index: 0;
}

.app {
  position: relative;
  z-index: 1;
  max-width: 920px;
  margin: 0 auto;
  padding: 1.25rem 1.25rem 4rem;
}

/* ---------- Screens ---------- */

.screen {
  display: none;
  animation: fadeUp 0.55s ease both;
}

.screen.is-active {
  display: block;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes drift {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

@keyframes pulseRing {
  0% {
    transform: scale(0.92);
    opacity: 0.55;
  }
  100% {
    transform: scale(1.15);
    opacity: 0;
  }
}

/* ---------- Buttons ---------- */

.btn {
  appearance: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius);
  padding: 0.9rem 1.5rem;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

.btn-primary {
  background: linear-gradient(135deg, var(--teal) 0%, var(--teal-deep) 100%);
  color: #fff;
  box-shadow: 0 10px 28px rgba(14, 116, 144, 0.35);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(14, 116, 144, 0.42);
}

.btn-ghost {
  background: transparent;
  color: var(--ink-soft);
  border: 1px solid var(--line);
}

.btn-ghost:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.55);
  transform: translateY(-1px);
}

.btn-coral {
  background: linear-gradient(135deg, #f97316, #ea580c);
  color: #fff;
  box-shadow: 0 10px 28px rgba(234, 88, 12, 0.28);
}

.btn-coral:hover:not(:disabled) {
  transform: translateY(-2px);
}

/* ---------- Home / Hero ---------- */

.hero {
  min-height: calc(100vh - 2.5rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 2rem 0 3rem;
}

.hero-visual {
  position: absolute;
  inset: auto -8% 8% auto;
  width: min(420px, 70vw);
  height: min(420px, 70vw);
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 35%, rgba(251, 191, 36, 0.55), transparent 40%),
    radial-gradient(circle at 70% 60%, rgba(14, 116, 144, 0.55), transparent 45%),
    radial-gradient(circle at 40% 75%, rgba(234, 88, 12, 0.35), transparent 50%);
  filter: blur(2px);
  animation: drift 7s ease-in-out infinite;
  z-index: 0;
}

.hero-visual::after {
  content: "";
  position: absolute;
  inset: 12%;
  border-radius: 50%;
  border: 1px solid rgba(15, 23, 42, 0.12);
  animation: pulseRing 3.2s ease-out infinite;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 560px;
}

.brand {
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 10vw, 5.4rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.95;
  margin: 0 0 1.25rem;
  background: linear-gradient(120deg, var(--teal-deep) 10%, var(--ink) 45%, var(--coral) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: fadeUp 0.7s ease both;
}

.hero h1 {
  font-family: var(--font-cn);
  font-size: clamp(1.35rem, 3.6vw, 1.85rem);
  font-weight: 700;
  line-height: 1.35;
  margin: 0 0 0.85rem;
  color: var(--ink);
  animation: fadeUp 0.7s ease 0.08s both;
}

.hero-lead {
  margin: 0 0 2rem;
  color: var(--ink-soft);
  font-size: 1.05rem;
  max-width: 34em;
  animation: fadeUp 0.7s ease 0.16s both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  animation: fadeUp 0.7s ease 0.24s both;
}

.auth-box {
  margin-bottom: 1.25rem;
  max-width: 420px;
  animation: fadeUp 0.7s ease 0.2s both;
}

.auth-label {
  display: block;
  font-weight: 600;
  color: var(--ink-soft);
  margin-bottom: 0.55rem;
  font-size: 0.95rem;
}

.auth-row {
  display: flex;
  gap: 0.55rem;
  align-items: stretch;
}

.auth-input {
  flex: 1;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  letter-spacing: 0.04em;
  background: rgba(255, 255, 255, 0.85);
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.auth-input:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px var(--glow);
}

.auth-input.is-error {
  border-color: var(--coral);
}

.auth-hint {
  margin: 0.55rem 0 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.auth-hint.is-error {
  color: var(--coral);
}

.auth-hint.is-ok {
  color: var(--teal-deep);
}

.hero-meta {
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--muted);
  animation: fadeUp 0.7s ease 0.32s both;
}

.hero-meta span {
  display: inline-block;
  margin-right: 1rem;
}

/* ---------- Quiz ---------- */

.quiz-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.quiz-brand {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--teal-deep);
  letter-spacing: -0.02em;
}

.progress-wrap {
  flex: 1;
  max-width: 280px;
}

.progress-bar {
  height: 6px;
  background: rgba(15, 23, 42, 0.08);
  border-radius: 999px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--teal), var(--coral));
  border-radius: 999px;
  transition: width 0.35s ease;
}

.progress-text {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 0.35rem;
  text-align: right;
}

.quiz-panel {
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: var(--shadow);
  padding: clamp(1.4rem, 4vw, 2.2rem);
  border-radius: 8px;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.question-text {
  font-family: var(--font-cn);
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  font-weight: 700;
  margin: 0 0 1.5rem;
  line-height: 1.4;
}

.options {
  display: grid;
  gap: 0.75rem;
}

.option {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem;
  align-items: start;
  text-align: left;
  width: 100%;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.65);
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.98rem;
  color: var(--ink);
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.option:hover {
  border-color: rgba(14, 116, 144, 0.45);
  background: #fff;
  transform: translateX(3px);
}

.option.is-selected {
  border-color: var(--teal);
  background: linear-gradient(90deg, rgba(14, 116, 144, 0.1), rgba(255, 255, 255, 0.9));
  box-shadow: inset 3px 0 0 var(--teal);
}

.option-key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 50%;
  background: var(--cream);
  color: var(--teal-deep);
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.option.is-selected .option-key {
  background: var(--teal);
  color: #fff;
}

.option-text {
  padding-top: 0.15rem;
}

.quiz-nav {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* ---------- Result ---------- */

.result-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.result-brand {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--teal-deep);
}

.result-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 780px) {
  .result-grid-top {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: stretch;
  }
}

.panel {
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow: var(--shadow);
  border-radius: 8px;
  padding: clamp(1.25rem, 3vw, 1.85rem);
}

.panel-title {
  font-family: var(--font-cn);
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 1rem;
  color: var(--ink);
}

.winner {
  position: relative;
  overflow: hidden;
}

.winner::before {
  content: "";
  position: absolute;
  inset: auto -20% -40% 40%;
  height: 220px;
  background: radial-gradient(circle, rgba(14, 116, 144, 0.18), transparent 65%);
  pointer-events: none;
}

.winner-flag {
  font-size: 2.8rem;
  line-height: 1;
  margin-bottom: 0.5rem;
  display: block;
}

.winner-country {
  font-family: var(--font-cn);
  font-size: clamp(2rem, 5vw, 2.6rem);
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.02em;
}

.winner-portrait {
  display: inline-block;
  margin-top: 0.4rem;
  color: var(--coral);
  font-weight: 600;
  font-size: 1rem;
}

.winner-match-row {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin: 1rem 0 0.75rem;
}

.winner-match {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--teal-deep);
  line-height: 1;
}

.winner-match-label {
  color: var(--muted);
  font-size: 0.9rem;
}

.winner-blurb {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.02rem;
}

.radar-wrap {
  position: relative;
  max-width: 360px;
  margin: 0 auto;
}

.dim-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem 0.85rem;
  margin-top: 1.1rem;
}

@media (max-width: 560px) {
  .dim-summary {
    grid-template-columns: 1fr;
  }
}

.dim-pill {
  display: grid;
  grid-template-columns: 3.2rem 2.2rem 1fr;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.82rem;
}

.penalty-panel {
  border-left: 3px solid var(--coral);
  background: linear-gradient(90deg, rgba(234, 88, 12, 0.08), rgba(255, 255, 255, 0.78));
}

.penalty-title {
  font-family: var(--font-cn);
  font-weight: 700;
  margin-bottom: 0.65rem;
  color: var(--ink);
}

.penalty-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.55rem;
}

.penalty-list li {
  position: relative;
  padding-left: 1.1rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.penalty-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--coral);
}

.other-pen {
  margin-top: 0.2rem;
  font-size: 0.78rem;
  color: var(--coral);
  line-height: 1.35;
}

.dim-name {
  color: var(--ink-soft);
  font-weight: 600;
}

.dim-val {
  color: var(--teal-deep);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.dim-track {
  height: 6px;
  background: rgba(15, 23, 42, 0.08);
  border-radius: 999px;
  overflow: hidden;
}

.dim-fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--teal), var(--sand));
  border-radius: 999px;
  transition: width 0.8s ease;
}

.reasons-list,
.attractions-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.85rem;
}

.reasons-list li {
  position: relative;
  padding-left: 1.1rem;
  color: var(--ink-soft);
}

.reasons-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--coral);
}

.attractions-list {
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.6rem;
}

.attractions-list li {
  padding: 0.75rem 0.9rem;
  background: linear-gradient(135deg, rgba(14, 116, 144, 0.08), rgba(251, 191, 36, 0.12));
  border-left: 3px solid var(--teal);
  font-weight: 600;
  color: var(--ink);
  font-size: 0.95rem;
}

.others {
  display: grid;
  gap: 0.9rem;
}

.other-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "rank main pct"
    "rank bar pct";
  gap: 0.25rem 0.85rem;
  align-items: center;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
  animation: fadeUp 0.5s ease both;
  animation-delay: var(--delay, 0ms);
}

.other-item:last-child {
  border-bottom: none;
}

.other-rank {
  grid-area: rank;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--muted);
  width: 2rem;
}

.other-main {
  grid-area: main;
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.other-flag {
  font-size: 1.6rem;
  line-height: 1;
}

.other-name {
  font-weight: 700;
  font-family: var(--font-cn);
}

.other-portrait {
  font-size: 0.85rem;
  color: var(--muted);
}

.other-bar-wrap {
  grid-area: bar;
  height: 6px;
  background: rgba(15, 23, 42, 0.08);
  border-radius: 999px;
  overflow: hidden;
}

.other-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--teal), rgba(14, 116, 144, 0.45));
  border-radius: 999px;
  transition: width 0.9s ease;
}

.other-pct {
  grid-area: pct;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--teal-deep);
  min-width: 3.5rem;
  text-align: right;
}

.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.footnote {
  margin-top: 1.25rem;
  font-size: 0.82rem;
  color: var(--muted);
}

@media (max-width: 560px) {
  .hero {
    min-height: auto;
    padding-top: 2.5rem;
  }

  .hero-visual {
    opacity: 0.55;
    inset: -5% -30% auto auto;
  }

  .quiz-top {
    flex-direction: column;
    align-items: stretch;
  }

  .progress-wrap {
    max-width: none;
  }

  .progress-text {
    text-align: left;
  }

  .other-item {
    grid-template-columns: auto 1fr;
    grid-template-areas:
      "rank main"
      "rank bar"
      ". pct";
  }

  .other-pct {
    text-align: left;
  }
}