:root {
  --navy-950: #031226;
  --navy-900: #061a33;
  --navy-800: #0a2548;
  --blue-700: #0b63f6;
  --blue-600: #176ff2;
  --blue-100: #e8f1ff;
  --cyan-500: #18d7d0;
  --cyan-100: #dffdfa;
  --white: #ffffff;
  --gray-950: #142033;
  --gray-700: #42526b;
  --gray-500: #66758d;
  --gray-200: #d9e2ef;
  --gray-100: #edf3fa;
  --gray-50: #f6f9fd;
  --success: #0e9f6e;
  --warning: #c87800;
  --danger: #c03535;
  --shadow-soft: 0 18px 50px rgba(8, 31, 61, 0.12);
  --shadow-dark: 0 28px 80px rgba(0, 0, 0, 0.35);
  --radius: 8px;
  --radius-sm: 6px;
  --container: 1180px;
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--gray-950);
  background: var(--gray-50);
  line-height: 1.6;
}

img,
svg {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.62;
}

:focus-visible {
  outline: 3px solid rgba(24, 215, 208, 0.95);
  outline-offset: 3px;
}

.container {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: 10px;
  z-index: 20;
  transform: translateY(-140%);
  background: var(--cyan-500);
  color: var(--navy-950);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-weight: 800;
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.section-dark {
  color: var(--white);
  background:
    radial-gradient(circle at 74% 22%, rgba(23, 111, 242, 0.34), transparent 32%),
    linear-gradient(135deg, var(--navy-950), var(--navy-800));
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(3, 18, 38, 0.9);
  color: var(--white);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.header-inner {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--white);
  text-decoration: none;
  font-weight: 850;
  letter-spacing: 0;
}

.brand img {
  width: 42px;
  height: 42px;
  object-fit: contain;
  filter: invert(1);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.82);
  text-decoration: none;
  font-size: 0.94rem;
  font-weight: 700;
  padding: 9px 10px;
  border-radius: var(--radius-sm);
}

.nav-links a:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
}

.nav-links .nav-cta {
  color: var(--navy-950);
  background: var(--cyan-500);
}

.hero {
  min-height: 610px;
  padding: 58px 0 54px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 1.1fr);
  gap: 44px;
  align-items: center;
}

.hero-copy h1 {
  margin: 0 0 22px;
  max-width: 760px;
  font-size: clamp(2.4rem, 4.4vw, 4.4rem);
  line-height: 1.02;
  font-weight: 900;
  letter-spacing: 0;
}

.hero-copy p {
  margin: 0 0 18px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.05rem;
  max-width: 670px;
}

.hero-copy .hero-subtitle {
  color: var(--white);
  font-size: clamp(1.15rem, 1.8vw, 1.48rem);
  line-height: 1.42;
  font-weight: 700;
}

.hero-actions,
.export-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.hero-actions {
  margin-top: 28px;
}

.privacy-note {
  margin-top: 20px;
  padding-left: 16px;
  border-left: 3px solid var(--cyan-500);
}

.hero-visual {
  position: relative;
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 10% -3% -8% 14%;
  background: rgba(24, 215, 208, 0.16);
  filter: blur(70px);
  pointer-events: none;
}

.hero-visual img {
  position: relative;
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-dark);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  padding: 12px 18px;
  text-decoration: none;
  font-weight: 850;
  line-height: 1.2;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--blue-700), #0a9dff);
  box-shadow: 0 14px 30px rgba(11, 99, 246, 0.28);
}

.btn-secondary {
  color: var(--navy-900);
  border-color: var(--gray-200);
  background: var(--blue-100);
}

.section-dark .btn-secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.08);
}

.btn-accent {
  color: var(--navy-950);
  background: var(--cyan-500);
  box-shadow: 0 14px 30px rgba(24, 215, 208, 0.22);
}

.btn-muted {
  color: var(--navy-900);
  border-color: var(--gray-200);
  background: var(--white);
}

.btn-danger {
  color: #7b1c1c;
  border-color: rgba(192, 53, 53, 0.22);
  background: #fff4f4;
}

.cta-band {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
}

.cta-band-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 24px 0;
}

.cta-band p {
  margin: 0;
  color: var(--gray-700);
  font-weight: 700;
}

.tool-shell,
.results-section,
.faq-section {
  padding: 86px 0;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 34px;
}

.section-heading h2 {
  margin: 0 0 10px;
  font-size: clamp(2rem, 3vw, 3.1rem);
  line-height: 1.06;
  letter-spacing: 0;
}

.section-heading p {
  margin: 0;
  color: var(--gray-700);
  font-size: 1.05rem;
}

.tool-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  align-items: start;
  gap: 24px;
}

.tool-sidebar {
  position: sticky;
  top: 94px;
  display: grid;
  gap: 16px;
}

.progress-card,
.storage-actions,
.panel,
.export-panel,
.cta-box,
.score-card,
.report-card,
.priority-card,
.problem-card,
.recommendation-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.progress-card,
.storage-actions {
  padding: 20px;
}

.storage-actions {
  display: grid;
  gap: 10px;
}

.small-label {
  display: block;
  color: var(--blue-700);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}

.progress-card strong {
  display: block;
  margin-bottom: 12px;
  font-size: 1.22rem;
  line-height: 1.25;
}

.progress-card p,
.status-message {
  margin: 12px 0 0;
  color: var(--gray-700);
  font-size: 0.94rem;
}

.progress-track {
  height: 10px;
  background: var(--gray-100);
  border-radius: 999px;
  overflow: hidden;
}

.progress-track span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--blue-700), var(--cyan-500));
  transition: width 0.25s ease;
}

.tool-main {
  display: grid;
  gap: 20px;
}

.panel {
  padding: 24px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.panel-header h3,
.export-panel h3,
.cta-box h3,
.report-card h3 {
  margin: 0;
  font-size: 1.35rem;
  line-height: 1.18;
}

.mode-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.mode-card {
  min-height: 174px;
  text-align: left;
  color: var(--gray-950);
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 16px;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.mode-card:hover,
.mode-card[aria-checked="true"] {
  border-color: var(--blue-700);
  box-shadow: 0 16px 36px rgba(11, 99, 246, 0.14);
  transform: translateY(-1px);
}

.mode-card[aria-checked="true"] {
  background: linear-gradient(180deg, #ffffff, var(--blue-100));
}

.mode-card .mode-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  color: var(--white);
  background: linear-gradient(135deg, var(--blue-700), var(--cyan-500));
  margin-bottom: 12px;
  font-weight: 900;
}

.mode-thumb {
  width: 100%;
  aspect-ratio: 16 / 8.2;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-200);
  margin-bottom: 12px;
}

.mode-card strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1rem;
  line-height: 1.25;
}

.mode-card span:last-child {
  display: block;
  color: var(--gray-700);
  font-size: 0.9rem;
  line-height: 1.42;
}

.basics-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.basics-grid label {
  display: grid;
  gap: 7px;
}

.basics-grid label.wide {
  grid-column: 1 / -1;
}

.basics-grid span,
.question-text,
.answer-option span {
  font-weight: 800;
}

input,
select {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 11px 12px;
  color: var(--gray-950);
  background: var(--white);
}

input:focus,
select:focus {
  border-color: var(--blue-700);
  box-shadow: 0 0 0 4px rgba(11, 99, 246, 0.12);
  outline: none;
}

.calculator {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.metric {
  min-height: 128px;
  padding: 16px;
  border-radius: var(--radius);
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
}

.metric span {
  display: block;
  color: var(--gray-700);
  font-size: 0.84rem;
  font-weight: 800;
}

.metric strong {
  display: block;
  margin: 8px 0 4px;
  font-size: clamp(1.25rem, 2vw, 1.7rem);
  line-height: 1.1;
}

.metric small {
  color: var(--gray-500);
  font-weight: 650;
}

.question-nav {
  display: flex;
  gap: 8px;
}

.icon-btn {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-200);
  background: var(--white);
  color: var(--navy-900);
  font-size: 1.5rem;
  line-height: 1;
}

.category-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.category-tab {
  min-height: 40px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  color: var(--gray-700);
  background: var(--white);
  font-weight: 850;
}

.category-tab[aria-selected="true"] {
  color: var(--white);
  background: var(--blue-700);
  border-color: var(--blue-700);
}

.questions-list {
  display: grid;
  gap: 14px;
}

.question-card {
  display: grid;
  gap: 14px;
  padding: 16px;
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
  background: var(--gray-50);
}

.question-meta {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: start;
}

.question-help {
  margin: 4px 0 0;
  color: var(--gray-700);
  font-size: 0.92rem;
}

.answer-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.answer-option {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 10px;
  background: var(--white);
}

.answer-option input {
  width: 18px;
  min-height: 18px;
  margin: 0;
  accent-color: var(--blue-700);
}

.answer-option:has(input:checked) {
  border-color: var(--blue-700);
  background: var(--blue-100);
}

.results-dashboard {
  display: grid;
  gap: 20px;
}

.results-top {
  display: grid;
  grid-template-columns: 330px minmax(0, 1fr);
  gap: 20px;
}

.score-card {
  padding: 24px;
  text-align: center;
}

.score-ring {
  --score: 0;
  width: 190px;
  height: 190px;
  margin: 10px auto 18px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: conic-gradient(var(--blue-700) calc(var(--score) * 1%), var(--gray-100) 0);
  position: relative;
}

.score-ring::after {
  content: "";
  position: absolute;
  width: 142px;
  height: 142px;
  border-radius: 50%;
  background: var(--white);
}

.score-ring strong {
  position: relative;
  z-index: 1;
  font-size: 3.1rem;
  line-height: 1;
}

.score-card p {
  margin: 8px 0 0;
  color: var(--gray-700);
}

.report-card {
  padding: 24px;
}

.report-card p {
  color: var(--gray-700);
}

.category-bars,
.problem-grid,
.recommendation-grid,
.priority-grid {
  display: grid;
  gap: 12px;
}

.category-row {
  display: grid;
  grid-template-columns: minmax(160px, 230px) minmax(0, 1fr) 58px;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border-radius: var(--radius-sm);
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
}

.bar {
  height: 10px;
  background: var(--gray-200);
  border-radius: 999px;
  overflow: hidden;
}

.bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue-700), var(--cyan-500));
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.problem-card,
.recommendation-card,
.priority-card {
  padding: 18px;
}

.problem-card h4,
.recommendation-card h4,
.priority-card h4 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.problem-card p,
.recommendation-card p,
.priority-card p {
  margin: 0 0 10px;
  color: var(--gray-700);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 5px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 900;
  color: var(--navy-900);
  background: var(--cyan-100);
}

.tag.high {
  color: #7b1c1c;
  background: #ffe1e1;
}

.tag.medium {
  color: #6a4300;
  background: #fff0c7;
}

.tag.low {
  color: #0a4d35;
  background: #d9f7ec;
}

.export-panel,
.cta-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  margin-top: 24px;
  padding: 24px;
}

.export-panel {
  align-items: flex-start;
}

.export-panel p,
.cta-box p {
  margin: 8px 0 0;
  color: var(--gray-700);
}

.faq-list {
  display: grid;
  gap: 12px;
}

details {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  box-shadow: 0 10px 28px rgba(8, 31, 61, 0.08);
}

summary {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 18px;
  cursor: pointer;
  font-weight: 850;
}

summary::after {
  content: "+";
  color: var(--blue-700);
  font-size: 1.4rem;
}

details[open] summary::after {
  content: "-";
}

details p {
  margin: 0;
  padding: 0 18px 18px;
  color: var(--gray-700);
}

.final-cta {
  padding: 64px 0;
}

.final-cta-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 28px;
}

.final-cta h2 {
  margin: 0 0 8px;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.04;
}

.final-cta p {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
}

.site-footer {
  padding: 30px 0;
  color: rgba(255, 255, 255, 0.76);
  background: var(--navy-950);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 18px;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--cyan-500);
  font-weight: 850;
}

.empty-state {
  padding: 24px;
  border-radius: var(--radius);
  border: 1px dashed var(--gray-200);
  color: var(--gray-700);
  background: var(--gray-50);
}

@media (max-width: 1060px) {
  .hero-grid,
  .tool-layout,
  .results-top,
  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  .tool-sidebar {
    position: static;
  }

  .mode-grid,
  .calculator {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .container {
    width: min(100% - 24px, var(--container));
  }

  .site-header {
    position: static;
  }

  .header-inner,
  .nav-links,
  .cta-band-inner,
  .export-panel,
  .cta-box,
  .final-cta-inner,
  .footer-inner {
    align-items: stretch;
    flex-direction: column;
  }

  .nav-links {
    width: 100%;
    gap: 4px;
  }

  .nav-links a {
    width: 100%;
  }

  .hero {
    min-height: auto;
    padding: 58px 0;
  }

  .hero-grid {
    gap: 34px;
  }

  .hero-actions,
  .export-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }

  .tool-shell,
  .results-section,
  .faq-section {
    padding: 58px 0;
  }

  .panel {
    padding: 18px;
  }

  .mode-grid,
  .basics-grid,
  .calculator,
  .answer-grid {
    grid-template-columns: 1fr;
  }

  .question-meta,
  .panel-header {
    flex-direction: column;
  }

  .category-row {
    grid-template-columns: 1fr;
  }
}

@media print {
  .site-header,
  .hero,
  .cta-band,
  .tool-shell,
  .faq-section,
  .final-cta,
  .site-footer,
  .export-panel,
  .cta-box {
    display: none !important;
  }

  body {
    background: #fff;
  }

  .results-section {
    padding: 0;
  }

  .container {
    width: 100%;
  }

  .score-card,
  .report-card,
  .problem-card,
  .recommendation-card,
  .priority-card {
    box-shadow: none;
    break-inside: avoid;
  }
}