:root {
  --bg-top: #f4efe5;
  --bg-bottom: #dfeaf6;
  --panel: rgba(255, 255, 255, 0.78);
  --panel-strong: #ffffff;
  --text: #132238;
  --muted: #59677a;
  --accent: #1d5fa2;
  --accent-dark: #12416f;
  --error: #be2f3b;
  --border: rgba(19, 34, 56, 0.1);
  --shadow: 0 18px 60px rgba(18, 38, 63, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Pretendard", "Noto Sans KR", "Apple SD Gothic Neo", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.7), transparent 36%),
    linear-gradient(160deg, var(--bg-top), var(--bg-bottom));
}

.page {
  width: min(960px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0 64px;
}

.hero {
  padding: 12px 4px 28px;
}

.eyebrow {
  margin: 0 0 12px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1.05;
}

.hero-copy {
  max-width: 720px;
  margin: 16px 0 0;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--muted);
}

.panel {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 28px;
  background: var(--panel);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.panel + .panel {
  margin-top: 20px;
}

.form {
  display: grid;
  gap: 18px;
}

.field {
  display: grid;
  gap: 8px;
}

.field span {
  font-size: 0.92rem;
  font-weight: 600;
}

.field input {
  width: 100%;
  padding: 15px 16px;
  border: 1px solid rgba(19, 34, 56, 0.14);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.92);
  font-size: 1rem;
  color: var(--text);
  outline: none;
  transition: border-color 120ms ease, box-shadow 120ms ease, transform 120ms ease;
}

.field input:focus {
  border-color: rgba(29, 95, 162, 0.5);
  box-shadow: 0 0 0 4px rgba(29, 95, 162, 0.12);
  transform: translateY(-1px);
}

.primary-button {
  border: 0;
  border-radius: 18px;
  padding: 16px 18px;
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  cursor: pointer;
  transition: transform 140ms ease, box-shadow 140ms ease, filter 140ms ease;
  box-shadow: 0 14px 30px rgba(18, 65, 111, 0.22);
}

.primary-button:hover {
  transform: translateY(-2px);
  filter: brightness(1.03);
}

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

.error-message {
  min-height: 1.4em;
  margin: 0;
  color: var(--error);
  font-size: 0.94rem;
}

.hidden {
  display: none;
}

.results-header h2 {
  margin: 0;
  font-size: 1.3rem;
}

.results-header p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.result-grid {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.result-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px;
  border-radius: 20px;
  background: var(--panel-strong);
  border: 1px solid rgba(19, 34, 56, 0.08);
}

.result-card > div {
  min-width: 0;
  flex: 1;
}

.result-title {
  margin: 0;
  font-size: 1rem;
}

.result-description {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.result-value {
  font-size: 2rem;
  line-height: 1;
  color: var(--accent);
  flex-shrink: 0;
  white-space: nowrap;
}

@media (max-width: 640px) {
  .page {
    width: min(100% - 20px, 960px);
    padding: 28px 0 40px;
  }

  .panel {
    padding: 18px;
    border-radius: 22px;
  }

  .result-card {
    align-items: center;
    gap: 12px;
    padding: 16px;
  }

  .result-title {
    font-size: 0.95rem;
  }

  .result-description {
    font-size: 0.82rem;
  }

  .result-value {
    font-size: 1.75rem;
  }
}