:root {
  --bg: #050505;
  --bg-elevated: #0e0a0b;
  --surface: rgba(18, 10, 12, 0.78);
  --surface-strong: #14090b;
  --surface-soft: rgba(33, 14, 18, 0.9);
  --surface-border: rgba(255, 255, 255, 0.08);
  --text: #f5f2f2;
  --text-muted: #b3a4a7;
  --text-soft: #ddd2d3;
  --primary: #ef233c;
  --primary-strong: #ff4d63;
  --secondary: #991b1b;
  --secondary-strong: #dc2626;
  --danger: #fb7185;
  --shadow-lg: 0 24px 70px rgba(0, 0, 0, 0.55);
  --shadow-md: 0 18px 42px rgba(0, 0, 0, 0.38);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --transition-fast: 160ms ease;
  --transition-base: 240ms ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 14% 14%, rgba(239, 35, 60, 0.22), transparent 24%),
    radial-gradient(circle at 88% 18%, rgba(127, 29, 29, 0.16), transparent 24%),
    radial-gradient(circle at 50% 110%, rgba(239, 35, 60, 0.12), transparent 34%),
    linear-gradient(180deg, #170507 0%, #070707 36%, #000000 100%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(circle at center, black 42%, transparent 88%);
  opacity: 0.22;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 12% 22%, rgba(255, 255, 255, 0.9) 0 1px, transparent 1.5px),
    radial-gradient(circle at 72% 12%, rgba(255, 255, 255, 0.85) 0 1px, transparent 1.5px),
    radial-gradient(circle at 84% 68%, rgba(255, 255, 255, 0.7) 0 1px, transparent 1.5px),
    radial-gradient(circle at 32% 78%, rgba(255, 255, 255, 0.85) 0 1px, transparent 1.5px),
    radial-gradient(circle at 58% 44%, rgba(255, 255, 255, 0.6) 0 1px, transparent 1.5px);
  opacity: 0.35;
}

#app {
  position: relative;
  z-index: 1;
}

.brand-mark {
  position: fixed;
  top: 18px;
  left: 18px;
  z-index: 20;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px 10px 10px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.brand-icon-wrap {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(239, 35, 60, 0.24), rgba(127, 29, 29, 0.18));
  color: #ffd5db;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.16),
    0 10px 24px rgba(239, 35, 60, 0.18);
}

.brand-icon {
  width: 24px;
  height: 24px;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-title {
  color: #f8fafc;
  font-size: 0.94rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.brand-subtitle {
  color: #a88d93;
  font-size: 0.72rem;
  font-weight: 500;
  line-height: 1.1;
}

.icon-heading {
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-icon {
  width: 46px;
  height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(239, 35, 60, 0.18), rgba(127, 29, 29, 0.12));
  color: #ff97a5;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    0 10px 24px rgba(0, 0, 0, 0.28);
  flex-shrink: 0;
}

.section-icon svg {
  width: 24px;
  height: 24px;
}

.container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  width: min(100%, 1280px);
  margin: 0 auto;
  padding: 28px 20px 48px;
}

h1,
h2,
h3,
h4,
h5,
h6,
p {
  margin: 0;
}

h1 {
  font-family: "Manrope", sans-serif;
  font-size: clamp(2rem, 3vw, 3.2rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
  font-weight: 800;
}

h2 {
  font-family: "Manrope", sans-serif;
  font-size: clamp(1.35rem, 1.8vw, 2rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
  font-weight: 750;
}

h3 {
  font-family: "Manrope", sans-serif;
  font-size: 1.05rem;
  line-height: 1.35;
  letter-spacing: -0.02em;
  font-weight: 700;
}

p {
  line-height: 1.7;
}

a {
  color: var(--primary-strong);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: #ff8898;
}

.subtitle {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.75;
}

.small {
  font-size: 0.86rem;
  color: var(--text-muted);
}

.insight-card {
  margin: 16px 0 18px;
  padding: 16px;
  border-radius: 18px;
  background: rgba(9, 4, 5, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.section-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip-btn {
  width: auto;
  margin-top: 0;
  padding: 10px 14px;
  border-radius: 999px;
  font-size: 0.9rem;
}

.card,
.question-box,
.result-box {
  width: 100%;
  max-width: 460px;
  padding: 24px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(20, 9, 11, 0.9), rgba(4, 4, 4, 0.88));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  animation: cardFade 480ms ease both;
}

.card:hover,
.question-box:hover,
.result-box:hover {
  transform: translateY(-2px);
  box-shadow: 0 26px 70px rgba(2, 8, 23, 0.54);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

input,
select,
textarea {
  width: 100%;
  margin-top: 12px;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font: inherit;
  outline: none;
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    background var(--transition-fast),
    transform var(--transition-fast);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

input::placeholder,
textarea::placeholder {
  color: #8f7378;
}

input:hover,
select:hover,
textarea:hover {
  border-color: rgba(239, 35, 60, 0.34);
}

select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, rgba(255, 255, 255, 0.8) 50%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.8) 50%, transparent 50%);
  background-position:
    calc(100% - 22px) calc(50% - 3px),
    calc(100% - 16px) calc(50% - 3px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 44px;
}

select option {
  color: #f5f2f2;
  background: #12090b;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(239, 35, 60, 0.88);
  box-shadow: 0 0 0 4px rgba(239, 35, 60, 0.14);
  background: rgba(255, 255, 255, 0.04);
  transform: translateY(-1px);
}

button {
  width: 100%;
  margin-top: 14px;
  padding: 13px 18px;
  border: 1px solid transparent;
  border-radius: 16px;
  background:
    linear-gradient(135deg, #8a091b 0%, var(--primary) 54%, #ff5168 100%);
  color: #f8fafc;
  font: inherit;
  font-weight: 700;
  letter-spacing: -0.01em;
  cursor: pointer;
  box-shadow:
    0 12px 26px rgba(239, 35, 60, 0.24),
    inset 0 1px 0 rgba(255, 255, 255, 0.18);
  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    filter var(--transition-fast),
    background var(--transition-fast),
    border-color var(--transition-fast);
  position: relative;
  overflow: hidden;
}

button::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 20%, rgba(255, 255, 255, 0.2) 50%, transparent 80%);
  transform: translateX(-120%);
  transition: transform 480ms ease;
}

button:hover {
  transform: translateY(-2px) scale(1.01);
  box-shadow:
    0 18px 34px rgba(239, 35, 60, 0.32),
    inset 0 1px 0 rgba(255, 255, 255, 0.18);
  filter: saturate(1.08);
}

button:hover::after {
  transform: translateX(120%);
}

button:active {
  transform: translateY(0) scale(0.995);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.58;
  transform: none;
  box-shadow: none;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-soft);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.34);
}

.btn-success {
  background: linear-gradient(135deg, #7f1d1d 0%, #dc2626 100%);
  box-shadow:
    0 12px 26px rgba(153, 27, 27, 0.24),
    inset 0 1px 0 rgba(255, 255, 255, 0.18);
}

.flex {
  display: flex;
  gap: 14px;
  align-items: center;
}

.grid {
  display: grid;
  gap: 16px;
}

.list {
  width: 100%;
  max-width: 720px;
  text-align: left;
}

.list-item,
.option {
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(18, 10, 12, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-soft);
  transition:
    transform var(--transition-fast),
    border-color var(--transition-fast),
    background var(--transition-fast),
    box-shadow var(--transition-fast);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.list-item:hover,
.option:hover {
  transform: translateY(-2px);
  border-color: rgba(239, 35, 60, 0.26);
  background: rgba(31, 13, 17, 0.94);
  box-shadow: var(--shadow-md);
}

.option {
  cursor: pointer;
}

.option.selected {
  background: linear-gradient(135deg, rgba(239, 35, 60, 0.94), rgba(127, 29, 29, 0.9));
  border-color: rgba(255, 129, 148, 0.48);
  color: #ffffff;
}

.loader {
  width: 52px;
  height: 52px;
  border: 4px solid rgba(255, 255, 255, 0.12);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.88s linear infinite;
  margin: 0 auto;
  filter: drop-shadow(0 0 18px rgba(239, 35, 60, 0.32));
}

.question-box,
.result-box {
  max-width: 720px;
}

.question-box h2,
.result-box h2,
.card h2 {
  margin-bottom: 12px;
}

.card > * + *,
.question-box > * + *,
.result-box > * + * {
  margin-top: 14px;
}

hr {
  border: 0;
  border-top: 1px solid rgba(148, 163, 184, 0.14);
  margin: 18px 0;
}

pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
}

::selection {
  background: rgba(239, 35, 60, 0.45);
  color: #ffffff;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes cardFade {
  from {
    opacity: 0;
    transform: translateY(18px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulseGlow {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.2);
  }

  50% {
    box-shadow: 0 0 0 14px rgba(99, 102, 241, 0);
  }
}

@media (max-width: 900px) {
  .container {
    padding: 22px 16px 40px;
  }

  .card,
  .question-box,
  .result-box {
    max-width: 100%;
    padding: 20px;
    border-radius: 20px;
  }

  .flex {
    flex-wrap: wrap;
  }
}

@media (max-width: 640px) {
  body {
    background:
      radial-gradient(circle at top, rgba(239, 35, 60, 0.18), transparent 38%),
      linear-gradient(180deg, #120406 0%, #080808 54%, #000000 100%);
  }

  .container {
    gap: 18px;
    padding: 18px 14px 32px;
  }

  h1 {
    font-size: 1.85rem;
  }

  h2 {
    font-size: 1.25rem;
  }

  .subtitle {
    font-size: 0.92rem;
  }

  button,
  input,
  select,
  textarea {
    border-radius: 14px;
  }

  .card,
  .question-box,
  .result-box {
    padding: 18px;
    border-radius: 18px;
  }

  .brand-mark {
    top: 12px;
    left: 12px;
    padding: 8px 12px 8px 8px;
    gap: 10px;
  }

  .brand-icon-wrap {
    width: 38px;
    height: 38px;
  }

  .section-icon {
    width: 40px;
    height: 40px;
    border-radius: 14px;
  }

  .brand-title {
    font-size: 0.84rem;
  }

  .brand-subtitle {
    font-size: 0.68rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}