/* AJBACK Gestão Financeira — Design system institucional */

:root {
  --color-navy-950: #0b1d2e;
  --color-navy-900: #0f2436;
  --color-navy-800: #16324a;
  --color-navy-700: #204265;
  --color-navy-100: #e7edf3;
  --color-navy-50: #f4f7fa;
  --color-gold-600: #a9822f;
  --color-gold-500: #c9a25b;
  --color-gold-100: #f3e9d4;
  --color-gold-700: #8f6e28;
  --color-ink: #1c2530;
  --color-ink-soft: #4a5866;
  --color-white: #ffffff;
  --color-border: #dde4ea;
  --color-success-bg: #eaf6ee;
  --color-success-text: #1f6b3a;
  --color-error-bg: #fbeaea;
  --color-error-text: #a32626;

  --font-sans: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --shadow-sm: 0 1px 2px rgba(15, 36, 54, 0.08);
  --shadow-md: 0 8px 24px rgba(15, 36, 54, 0.12);

  --container-width: 1120px;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-24: 6rem;
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-ink);
  background: var(--color-white);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-navy-900);
  margin: 0 0 var(--space-4);
}

h1 { font-size: clamp(2rem, 1.6rem + 1.6vw, 3rem); }
h2 { font-size: clamp(1.5rem, 1.3rem + 0.8vw, 2.1rem); }
h3 { font-size: 1.3rem; }
h4 { font-size: 1.05rem; }

p {
  margin: 0 0 var(--space-4);
  color: var(--color-ink-soft);
}

a {
  color: var(--color-navy-700);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 2px;
}

a:hover {
  color: var(--color-gold-600);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--color-gold-600);
  outline-offset: 2px;
  border-radius: 2px;
}

ul, ol {
  color: var(--color-ink-soft);
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-navy-900);
  color: var(--color-white);
  padding: var(--space-3) var(--space-4);
  z-index: 1000;
  border-radius: var(--radius-sm);
}

.skip-link:focus {
  left: var(--space-4);
  top: var(--space-4);
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
}

.logo {
  display: inline-flex;
  align-items: baseline;
  gap: var(--space-2);
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--color-navy-900);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.logo:hover {
  color: var(--color-navy-900);
}

.logo .logo-mark {
  color: var(--color-gold-600);
}

.logo .logo-sub {
  display: block;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  margin-top: -2px;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-3);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  color: var(--color-navy-900);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-list {
  list-style: none;
  display: flex;
  gap: var(--space-6);
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
}

.nav-list a {
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-navy-800);
  padding: var(--space-2) 0;
  border-bottom: 2px solid transparent;
}

.nav-list a:hover,
.nav-list a[aria-current="page"] {
  color: var(--color-gold-600);
  border-bottom-color: var(--color-gold-600);
}

.header-cta {
  white-space: nowrap;
}

@media (max-width: 860px) {
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .main-nav {
    position: fixed;
    inset: 76px 0 0 0;
    background: var(--color-white);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-6);
    gap: var(--space-6);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.18s ease, transform 0.18s ease;
    overflow-y: auto;
  }

  .main-nav.is-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .nav-list {
    flex-direction: column;
    gap: var(--space-1);
  }

  .nav-list a {
    display: block;
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--color-border);
  }

  .header-cta {
    width: 100%;
  }

  .header-cta .btn {
    width: 100%;
    justify-content: center;
  }
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  min-height: 48px;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}

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

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

.btn-primary:hover {
  background: var(--color-navy-800);
  color: var(--color-white);
  border-color: var(--color-navy-800);
}

.btn-secondary {
  background: transparent;
  color: var(--color-navy-900);
  border-color: var(--color-navy-900);
}

.btn-secondary:hover {
  background: var(--color-navy-900);
  color: var(--color-white);
}

.btn-gold {
  background: var(--color-gold-700);
  color: var(--color-white);
  border-color: var(--color-gold-700);
}

.btn-gold:hover {
  background: #755a21;
  border-color: #755a21;
  color: var(--color-white);
}

.btn-block {
  width: 100%;
}

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

.hero {
  background: linear-gradient(160deg, var(--color-navy-950), var(--color-navy-800));
  color: var(--color-white);
  padding: var(--space-24) 0 var(--space-16);
}

.hero .container {
  max-width: 780px;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold-500);
  margin-bottom: var(--space-4);
}

.hero h1 {
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.hero p.lead {
  color: var(--color-navy-100);
  font-size: 1.1rem;
  max-width: 620px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.hero .btn-secondary {
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.55);
}

.hero .btn-secondary:hover {
  background: var(--color-white);
  color: var(--color-navy-900);
}

/* ---------- Page hero (inner pages) ---------- */

.page-hero {
  background: var(--color-navy-50);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-16) 0 var(--space-12);
}

.page-hero h1 {
  margin-bottom: var(--space-3);
}

.page-hero .lead {
  max-width: 700px;
  font-size: 1.05rem;
}

.breadcrumbs {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: 0;
  margin: 0 0 var(--space-4);
  font-size: 0.85rem;
  color: var(--color-ink-soft);
}

.breadcrumbs li + li::before {
  content: "/";
  margin-right: var(--space-2);
  color: var(--color-border);
}

.breadcrumbs a {
  text-decoration: none;
  color: var(--color-ink-soft);
}

.breadcrumbs a:hover {
  color: var(--color-gold-600);
}

/* ---------- Sections ---------- */

.section {
  padding: var(--space-16) 0;
}

.section-alt {
  background: var(--color-navy-50);
}

.section-header {
  max-width: 680px;
  margin: 0 0 var(--space-12);
}

.section-header .eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold-600);
  margin-bottom: var(--space-2);
}

/* ---------- Cards / grids ---------- */

.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

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

@media (max-width: 900px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.card h3 {
  margin-bottom: var(--space-2);
}

.card p {
  margin-bottom: 0;
}

.card .card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-gold-100);
  color: var(--color-gold-600);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  margin-bottom: var(--space-4);
  font-size: 1.1rem;
}

/* ---------- Steps ---------- */

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-6);
  grid-template-columns: repeat(3, 1fr);
  counter-reset: step;
}

@media (max-width: 900px) {
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .steps {
    grid-template-columns: 1fr;
  }
}

.steps li {
  counter-increment: step;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  position: relative;
}

.steps li::before {
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-navy-900);
  color: var(--color-white);
  font-weight: 800;
  margin-bottom: var(--space-4);
}

.steps h3 {
  font-size: 1.05rem;
  margin-bottom: var(--space-2);
}

.steps p {
  margin-bottom: 0;
  font-size: 0.95rem;
}

/* ---------- Notice / callout ---------- */

.notice {
  background: var(--color-gold-100);
  border: 1px solid var(--color-gold-500);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-6);
  font-size: 0.95rem;
  color: var(--color-navy-900);
}

.notice p:last-child {
  margin-bottom: 0;
}

.notice-info {
  background: var(--color-navy-50);
  border-color: var(--color-border);
}

/* ---------- FAQ ---------- */

.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 780px;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-white);
  overflow: hidden;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: var(--space-4) var(--space-6);
  font-weight: 700;
  color: var(--color-navy-900);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--color-gold-600);
  flex-shrink: 0;
}

.faq-item[open] summary::after {
  content: "\2212";
}

.faq-item .faq-answer {
  padding: 0 var(--space-6) var(--space-4);
  margin: 0;
}

/* ---------- CTA band ---------- */

.cta-band {
  background: var(--color-navy-900);
  color: var(--color-white);
  padding: var(--space-16) 0;
  text-align: center;
}

.cta-band h2 {
  color: var(--color-white);
}

.cta-band p {
  color: var(--color-navy-100);
  max-width: 560px;
  margin-inline: auto;
}

.cta-band .hero-actions {
  justify-content: center;
}

/* ---------- Footer ---------- */

.site-footer {
  background: var(--color-navy-950);
  color: var(--color-navy-100);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

@media (max-width: 760px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.site-footer h2 {
  color: var(--color-white);
  font-size: 1.15rem;
}

.site-footer h3 {
  color: var(--color-white);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-4);
}

.site-footer p,
.site-footer address {
  color: rgba(231, 237, 243, 0.75);
  font-style: normal;
  font-size: 0.92rem;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a {
  color: rgba(231, 237, 243, 0.85);
  text-decoration: none;
  font-size: 0.92rem;
}

.footer-links a:hover {
  color: var(--color-gold-500);
}

.footer-bottom {
  border-top: 1px solid rgba(231, 237, 243, 0.15);
  padding-top: var(--space-6);
  font-size: 0.82rem;
  color: rgba(231, 237, 243, 0.6);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
}

/* ---------- Forms ---------- */

.form-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 640px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-field.full {
  grid-column: 1 / -1;
}

.form-field label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-navy-900);
}

.form-field .hint {
  font-size: 0.8rem;
  color: var(--color-ink-soft);
}

.form-field input,
.form-field textarea,
.form-field select {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.9rem;
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--color-ink);
  background: var(--color-white);
  min-height: 48px;
}

.form-field textarea {
  min-height: 140px;
  resize: vertical;
}

.form-field input:invalid[data-touched="true"],
.form-field textarea:invalid[data-touched="true"] {
  border-color: var(--color-error-text);
}

.field-error {
  color: var(--color-error-text);
  font-size: 0.82rem;
  min-height: 1.1em;
}

.consent-field {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.consent-field input[type="checkbox"] {
  width: 20px;
  height: 20px;
  min-height: auto;
  margin-top: 2px;
  flex-shrink: 0;
}

.consent-field label {
  font-weight: 400;
  font-size: 0.88rem;
  color: var(--color-ink-soft);
}

.form-status {
  border-radius: var(--radius-sm);
  padding: var(--space-4);
  font-size: 0.92rem;
  display: none;
}

.form-status.is-visible {
  display: block;
}

.form-status.success {
  background: var(--color-success-bg);
  color: var(--color-success-text);
}

.form-status.error {
  background: var(--color-error-bg);
  color: var(--color-error-text);
}

.honeypot-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ---------- Contact info blocks ---------- */

.contact-info-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr 1.3fr;
}

@media (max-width: 900px) {
  .contact-info-grid {
    grid-template-columns: 1fr;
  }
}

.contact-info-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact-info-list dt {
  font-weight: 700;
  color: var(--color-navy-900);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-1);
}

.contact-info-list dd {
  margin: 0;
  color: var(--color-ink-soft);
}

/* ---------- Legal pages ---------- */

.legal-content {
  max-width: 800px;
}

.legal-content h2 {
  margin-top: var(--space-12);
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content ul {
  padding-left: 1.2rem;
}

.legal-content li {
  margin-bottom: var(--space-2);
}

.legal-updated {
  display: inline-block;
  background: var(--color-navy-50);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-4);
  font-size: 0.85rem;
  color: var(--color-ink-soft);
  margin-bottom: var(--space-8);
}

/* ---------- 404 ---------- */

.error-page {
  padding: var(--space-24) 0;
  text-align: center;
}

.error-page .error-code {
  font-size: clamp(3rem, 2rem + 6vw, 6rem);
  font-weight: 800;
  color: var(--color-gold-600);
  margin-bottom: var(--space-2);
}

.error-page .hero-actions {
  justify-content: center;
}

/* ---------- Cookie banner ---------- */

.cookie-banner {
  position: fixed;
  left: var(--space-4);
  right: var(--space-4);
  bottom: var(--space-4);
  max-width: 620px;
  margin-inline: auto;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-6);
  z-index: 200;
}

.cookie-banner[hidden] {
  display: none;
}

.cookie-banner p {
  font-size: 0.88rem;
  margin-bottom: var(--space-4);
}

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.cookie-actions .btn {
  padding: 0.65rem 1.1rem;
  min-height: 40px;
  font-size: 0.85rem;
}

.cookie-prefs-btn {
  position: fixed;
  left: var(--space-4);
  bottom: var(--space-4);
  z-index: 190;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  font-size: 1.1rem;
}

.cookie-prefs-btn[hidden] {
  display: none;
}

.cookie-modal {
  position: fixed;
  inset: 0;
  background: rgba(11, 29, 46, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 300;
  padding: var(--space-4);
}

.cookie-modal[hidden] {
  display: none;
}

.cookie-modal-panel {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  max-width: 560px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
}

.cookie-category {
  border-top: 1px solid var(--color-border);
  padding: var(--space-4) 0;
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
}

.cookie-category:first-of-type {
  border-top: none;
}

.cookie-category h3 {
  font-size: 1.05rem;
  margin-bottom: var(--space-1);
}

.cookie-category p {
  font-size: 0.85rem;
  margin-bottom: 0;
}

.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 26px;
  flex-shrink: 0;
}

.switch input {
  opacity: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  cursor: pointer;
}

.switch .track {
  position: absolute;
  inset: 0;
  background: var(--color-border);
  border-radius: 999px;
  pointer-events: none;
  transition: background-color 0.15s ease;
}

.switch .track::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 3px;
  width: 20px;
  height: 20px;
  background: var(--color-white);
  border-radius: 50%;
  transition: transform 0.15s ease;
}

.switch input:checked + .track {
  background: var(--color-navy-800);
}

.switch input:checked + .track::before {
  transform: translateX(18px);
}

.switch input:focus-visible + .track {
  outline: 3px solid var(--color-gold-600);
  outline-offset: 2px;
}

.switch input:disabled + .track {
  background: var(--color-navy-700);
  opacity: 0.6;
}

/* ---------- Utility ---------- */

.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}