:root {
  --radius-xl: 1.6rem;
  --radius-lg: 1.15rem;
  --radius-md: 0.95rem;
  --shadow-soft: 0 28px 70px rgba(0, 0, 0, 0.22);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

body[data-theme="dark"] {
  --bg: oklch(0.14 0.018 258);
  --bg-strong: oklch(0.17 0.02 258);
  --surface: oklch(0.19 0.02 258 / 0.88);
  --surface-strong: oklch(0.15 0.015 258 / 0.96);
  --ink: oklch(0.94 0.01 80);
  --ink-soft: oklch(0.72 0.02 80);
  --line: oklch(0.3 0.02 258);
  --accent: oklch(0.67 0.2 281);
  --accent-strong: oklch(0.74 0.19 286);
  --accent-soft: oklch(0.21 0.04 275);
  --positive: oklch(0.74 0.12 150);
  --warning: oklch(0.8 0.14 84);
  --danger: oklch(0.68 0.16 25);
}

body[data-theme="light"] {
  --bg: oklch(0.96 0.007 80);
  --bg-strong: oklch(0.92 0.014 74);
  --surface: oklch(0.99 0.002 80 / 0.92);
  --surface-strong: oklch(0.97 0.006 80 / 0.98);
  --ink: oklch(0.22 0.02 260);
  --ink-soft: oklch(0.47 0.015 260);
  --line: oklch(0.84 0.018 74);
  --accent: oklch(0.63 0.2 281);
  --accent-strong: oklch(0.58 0.2 281);
  --accent-soft: oklch(0.9 0.03 280);
  --positive: oklch(0.58 0.11 150);
  --warning: oklch(0.7 0.13 84);
  --danger: oklch(0.58 0.18 25);
  --shadow-soft: 0 24px 60px rgba(15, 23, 35, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: "Avenir Next", "Helvetica Neue", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 12% 82%, color-mix(in oklab, var(--accent) 15%, transparent), transparent 28%),
    radial-gradient(circle at 84% 20%, color-mix(in oklab, var(--positive) 10%, transparent), transparent 24%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-strong) 100%);
}

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

button,
input,
select {
  font: inherit;
}

.site-header {
  border-bottom: 1px solid color-mix(in oklab, var(--line) 84%, transparent);
  background: color-mix(in oklab, var(--bg) 78%, transparent);
  backdrop-filter: blur(18px);
}

.header-strip {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-width: max-content;
  padding: 1rem 1.1rem;
  overflow-x: auto;
}

.brand {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-left: auto;
}

.locale-switcher {
  display: flex;
  gap: 0.45rem;
}

.theme-toggle,
.locale-button,
.service-pill {
  border: 1px solid color-mix(in oklab, var(--line) 84%, transparent);
  background: color-mix(in oklab, var(--surface) 92%, transparent);
  color: var(--ink);
  border-radius: 999px;
  padding: 0.62rem 0.88rem;
  white-space: nowrap;
  cursor: pointer;
  transition:
    border-color 180ms var(--ease-out),
    background 180ms var(--ease-out),
    transform 180ms var(--ease-out);
}

.theme-toggle:hover,
.locale-button:hover,
.service-pill:hover,
.submit-button:hover {
  transform: translateY(-1px);
}

.locale-button.active,
.service-pill.active {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  border-color: transparent;
  color: oklch(0.97 0.01 80);
}

.landing-shell {
  width: 100%;
  padding: 2.8rem 1rem 3rem;
}

.hero-shell,
.result-shell {
  width: 100%;
  margin: 0 auto;
}

.hero-shell {
  padding: clamp(2.2rem, 5vw, 4.2rem) 0 1.6rem;
  text-align: center;
}

.eyebrow {
  margin: 0 0 0.9rem;
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

h1 {
  margin: 0;
  font-size: clamp(2.65rem, 7vw, 4.4rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
}

.hero-lead {
  margin: 1rem auto 0;
  line-height: 1.65;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.service-switch {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.6rem;
}

.checkup-form {
  display: flex;
  align-items: stretch;
  gap: 0.8rem;
  margin: 1.45rem auto 0;
  padding: 1rem;
  border-radius: var(--radius-xl);
  border: 1px solid color-mix(in oklab, var(--line) 85%, transparent);
  background: color-mix(in oklab, var(--surface) 90%, transparent);
  box-shadow: var(--shadow-soft);
}

.field-row {
  display: block;
  flex: 1 1 auto;
}

.field-row.hidden,
.field-help.hidden {
  display: none;
}

.hidden {
  display: none !important;
}

.checkup-form input {
  width: 100%;
  height: 100%;
  min-height: 3.55rem;
  padding: 0 1rem;
  border-radius: var(--radius-md);
  border: 1px solid color-mix(in oklab, var(--line) 82%, transparent);
  background: color-mix(in oklab, var(--surface-strong) 96%, transparent);
  color: var(--ink);
  outline: none;
}

.checkup-form input::placeholder {
  color: var(--ink-soft);
}

.checkup-form input:focus,
.theme-toggle:focus,
.locale-button:focus,
.service-pill:focus,
.submit-button:focus,
#report-locale:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--accent) 20%, transparent);
}

.submit-button {
  flex: 0 0 auto;
  min-width: 12.5rem;
  min-height: 3.55rem;
  padding: 0 1.2rem;
  border: 0;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: oklch(0.97 0.01 80);
  font-weight: 700;
  cursor: pointer;
  transition: transform 180ms var(--ease-out), opacity 180ms var(--ease-out);
}

.helper-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.panel-note,
.field-help,
.feedback,
.locale-label span,
.result-empty-lead,
.result-summary,
.highlight-chip span,
.result-highlights-title,
.finding span {
  color: var(--ink-soft);
}

.locale-label {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

#report-locale {
  min-height: 2.75rem;
  padding: 0 0.9rem;
  border-radius: 999px;
  border: 1px solid color-mix(in oklab, var(--line) 84%, transparent);
  background: color-mix(in oklab, var(--surface) 92%, transparent);
  color: var(--ink);
  outline: none;
}

.price-line {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1rem;
}

.price-line span {
  padding: 0.62rem 0.9rem;
  border-radius: 999px;
  border: 1px solid color-mix(in oklab, var(--line) 82%, transparent);
  background: color-mix(in oklab, var(--surface) 84%, transparent);
  color: var(--ink-soft);
}

.field-help {
  margin: 0.9rem 0 0;
}

.feedback {
  min-height: 1.4rem;
  margin-top: 0.9rem;
}

.feedback.success {
  color: var(--positive);
}

.feedback.error {
  color: var(--danger);
}

.feedback.info {
  color: var(--warning);
}

.result-shell {
  padding-top: 0.4rem;
}

.result-card {
  min-height: 11rem;
  padding: 1.25rem;
  border-radius: var(--radius-xl);
  border: 1px solid color-mix(in oklab, var(--line) 85%, transparent);
  background: color-mix(in oklab, var(--surface) 90%, transparent);
  box-shadow: var(--shadow-soft);
}

.result-empty-lead {
  margin: 0;
  text-align: center;
  line-height: 1.65;
}

.result-topline {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.score-badge {
  width: 4.5rem;
  height: 4.5rem;
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 1.25rem;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: oklch(0.97 0.01 80);
  font-size: 1.35rem;
  font-weight: 800;
}

.result-headline {
  display: grid;
  gap: 0.25rem;
}

.result-headline strong {
  font-size: 1.05rem;
}

.result-state,
.finding p,
.result-highlights-title {
  margin: 0;
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.result-state,
.finding p {
  color: var(--accent-strong);
}

.result-summary {
  margin: 1rem 0 0;
  line-height: 1.65;
}

.result-actions {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.result-download-button {
  border: 1px solid color-mix(in oklab, var(--line) 82%, transparent);
  background: color-mix(in oklab, var(--surface-strong) 92%, transparent);
  color: var(--ink);
  border-radius: 999px;
  padding: 0.72rem 1rem;
  cursor: pointer;
  transition:
    border-color 180ms var(--ease-out),
    background 180ms var(--ease-out),
    transform 180ms var(--ease-out);
}

.result-download-button:hover {
  transform: translateY(-1px);
}

.result-download-button:disabled {
  opacity: 0.65;
  cursor: wait;
}

.result-highlights {
  margin-top: 1rem;
}

.highlight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.7rem;
  margin-top: 0.75rem;
}

.highlight-chip {
  display: grid;
  gap: 0.3rem;
  padding: 0.85rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid color-mix(in oklab, var(--line) 82%, transparent);
  background: color-mix(in oklab, var(--surface-strong) 92%, transparent);
}

.highlight-chip strong {
  font-size: 1rem;
}

.finding-list {
  display: grid;
  gap: 0.8rem;
  margin-top: 1rem;
}

.finding {
  padding: 0.95rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid color-mix(in oklab, var(--line) 82%, transparent);
  background: color-mix(in oklab, var(--surface-strong) 92%, transparent);
}

.finding strong {
  display: block;
  margin: 0.3rem 0 0.35rem;
}

.finding-alto {
  box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--danger) 35%, transparent);
}

.finding-médio {
  box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--warning) 35%, transparent);
}

.finding-baixo {
  box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--positive) 35%, transparent);
}

.detail-sections {
  display: grid;
  gap: 1.6rem;
  margin-top: 1.5rem;
}

.detail-toolbar {
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.detail-filter-button {
  border: 1px solid color-mix(in oklab, var(--line) 82%, transparent);
  background: color-mix(in oklab, var(--surface-strong) 92%, transparent);
  color: var(--ink);
  border-radius: 999px;
  padding: 0.68rem 0.92rem;
  cursor: pointer;
  transition:
    border-color 180ms var(--ease-out),
    background 180ms var(--ease-out),
    color 180ms var(--ease-out),
    transform 180ms var(--ease-out);
}

.detail-filter-button:hover {
  transform: translateY(-1px);
}

.detail-filter-button.active {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  border-color: transparent;
  color: oklch(0.97 0.01 80);
}

.detail-menu {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
}

.detail-menu-button {
  width: 100%;
  border: 1px solid color-mix(in oklab, var(--line) 82%, transparent);
  background: color-mix(in oklab, var(--surface-strong) 90%, transparent);
  color: var(--ink-soft);
  border-radius: 999px;
  padding: 0.62rem 0.9rem;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    border-color 180ms var(--ease-out),
    background 180ms var(--ease-out),
    color 180ms var(--ease-out);
}

.detail-menu-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.3rem;
  height: 1.3rem;
  margin-left: 0.45rem;
  padding: 0 0.34rem;
  border-radius: 999px;
  background: color-mix(in oklab, var(--warning) 18%, transparent);
  color: var(--warning);
  font-size: 0.69rem;
  font-weight: 800;
}

.detail-menu-button.active {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  border-color: transparent;
  color: oklch(0.97 0.01 80);
}

.detail-section {
  display: none;
  gap: 0.95rem;
}

.detail-section.active {
  display: grid;
}

.detail-section-title {
  padding-top: 0.2rem;
  border-top: 1px solid color-mix(in oklab, var(--line) 76%, transparent);
  font-size: 0.84rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.detail-section-summary {
  margin: 0;
  line-height: 1.65;
  color: var(--ink-soft);
}

.detail-empty-state {
  margin: 0;
  color: var(--ink-soft);
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.95rem;
}

.detail-card {
  display: grid;
  gap: 0.75rem;
  padding: 1rem 1.05rem;
  border-radius: var(--radius-lg);
  border: 1px solid color-mix(in oklab, var(--line) 82%, transparent);
  background: color-mix(in oklab, var(--surface-strong) 94%, transparent);
}

.detail-card-wide {
  grid-column: 1 / -1;
}

.detail-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.7rem;
}

.detail-card-label {
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.detail-card-value {
  line-height: 1.55;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.detail-badge {
  flex: 0 0 auto;
  padding: 0.24rem 0.58rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  white-space: nowrap;
}

.detail-badge-good {
  background: color-mix(in oklab, var(--positive) 22%, transparent);
  color: var(--positive);
}

.detail-badge-warn {
  background: color-mix(in oklab, var(--warning) 22%, transparent);
  color: var(--warning);
}

.detail-badge-bad {
  background: color-mix(in oklab, var(--danger) 22%, transparent);
  color: var(--danger);
}

.detail-badge-neutral {
  background: color-mix(in oklab, var(--accent) 18%, transparent);
  color: var(--accent-strong);
}

.writing-guidance {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.25rem;
  padding: 1rem 1.05rem;
  border-radius: var(--radius-lg);
  border: 1px solid color-mix(in oklab, var(--line) 82%, transparent);
  background: color-mix(in oklab, var(--surface-strong) 94%, transparent);
}

.writing-guidance-head {
  display: grid;
  gap: 0.35rem;
}

.writing-guidance-title {
  margin: 0;
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.writing-guidance-lead {
  color: var(--ink-soft);
  line-height: 1.55;
}

.writing-guidance-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.writing-guidance-card {
  display: grid;
  gap: 0.42rem;
  padding: 0.92rem 0.95rem;
  border-radius: var(--radius-md);
  border: 1px solid color-mix(in oklab, var(--line) 82%, transparent);
  background: color-mix(in oklab, var(--surface) 92%, transparent);
}

.writing-guidance-card p,
.writing-guidance-card span {
  margin: 0;
  line-height: 1.55;
  color: var(--ink-soft);
}

@media (min-width: 760px) {
  .landing-shell {
    padding-left: 1.4rem;
    padding-right: 1.4rem;
  }

  .hero-shell,
  .result-shell {
    width: min(100%, 980px);
  }

  .hero-lead {
    width: min(100%, 620px);
  }
}

@media (max-width: 860px) {
  .checkup-form {
    flex-direction: column;
  }

  .submit-button {
    width: 100%;
    min-width: 0;
  }

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

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

  .writing-guidance-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .landing-shell {
    padding-top: 2rem;
  }

  h1 {
    font-size: clamp(2.25rem, 12vw, 3.2rem);
  }

  .hero-lead {
    font-size: 1rem;
  }

  .header-strip {
    padding: 0.9rem;
  }

  .result-topline {
    flex-direction: column;
    align-items: flex-start;
  }

  .locale-label {
    flex-direction: column;
  }

  .detail-grid {
    grid-template-columns: 1fr;
  }

  .detail-menu {
    grid-template-columns: 1fr;
  }
}