:root {
  --ink: #0a2540;
  --navy: #051324;
  --paper: #faf9f6;
  --white: #fff;
  --lime: #8aff00;
  --lime-dark: #5faf17;
  --pink: #ff90e8;
  --muted: #526170;
  --line: #dce1e2;
  --heading: 'Bricolage Grotesque', sans-serif;
  --body: 'Inter', sans-serif;
  --radius: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.65;
}

body, input, button {
  font-family: var(--body);
}

h1, h2, h3, p, figure {
  margin: 0;
}

h1, h2, h3 {
  font-family: var(--heading);
  text-wrap: balance;
}

h1, h2 {
  letter-spacing: -0.035em;
}

h2 {
  font-size: clamp(2rem, 3.5vw, 3.2rem);
  line-height: 1.13;
  font-weight: 700;
}

h3 {
  font-size: 1.4rem;
  line-height: 1.22;
  letter-spacing: -0.02em;
}

a {
  color: inherit;
  text-underline-offset: 4px;
}

button, input {
  font: inherit;
}

button, a, input, summary {
  -webkit-tap-highlight-color: transparent;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: wait;
  opacity: 0.65;
}

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

svg {
  display: block;
}

a, button, input, summary {
  outline-offset: 5px;
}

:focus-visible {
  outline: 3px solid #1976d2;
}

[hidden], .hidden {
  display: none !important;
}

.wrap {
  width: min(1200px, calc(100% - 80px));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 0;
  left: 12px;
  background: var(--white);
  padding: 0;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  z-index: 20;
}

.skip-link:focus {
  top: 12px;
  width: auto;
  height: auto;
  padding: 10px 18px;
  clip-path: none;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding-block: 24px;
  border-bottom: 1px solid var(--line);
}

.site-header img {
  width: 140px;
  height: 44px;
  object-fit: contain;
}

.site-header nav {
  display: flex;
  gap: 28px;
  align-items: center;
}

.site-header nav > a:not(.button) {
  font-size: 0.9rem;
  text-decoration: none;
  font-weight: 500;
  color: var(--ink);
  transition: color 0.15s ease;
}

.site-header nav > a:not(.button):hover {
  color: var(--lime-dark);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 54px;
  padding: 14px 26px;
  border: 0;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.35;
  text-decoration: none;
  text-align: center;
  transition: background-color 0.18s ease, transform 0.15s ease, box-shadow 0.18s ease;
}

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

.button-lime {
  background: var(--lime);
  color: var(--navy);
  box-shadow: 0 4px 14px rgba(138, 255, 0, 0.25);
}

.button-lime:hover {
  background: #a2ff3b;
  box-shadow: 0 6px 20px rgba(138, 255, 0, 0.35);
}

.button-dark {
  background: var(--ink);
  color: var(--white);
}

.button-dark:hover {
  background: #163f64;
}

.button-small {
  min-height: 44px;
  padding: 10px 20px;
  font-size: 0.82rem;
}

.icon {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

/* HERO SECTION */
.hero {
  padding-top: 64px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  column-gap: 64px;
  align-items: center;
}

.hero-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink);
  background: #ebf0f2;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.hero-pill-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #25D366;
}

.hero h1 {
  font-size: clamp(2.5rem, 4.6vw, 4.1rem);
  font-weight: 800;
  line-height: 1.05;
  max-width: 680px;
}

.hero h1 span {
  background: linear-gradient(transparent 66%, #c9f3aa 66%, #c9f3aa 91%, transparent 91%);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

.lead {
  margin-top: 22px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.7;
  max-width: 560px;
}

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

.micro {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.78rem;
}

/* HERO BOOK VISUAL STAGE */
.book-visual {
  padding-top: 10px;
}

.book-stage {
  position: relative;
  padding: 16px 0 54px;
}

.stage-caption {
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 20px;
  padding-left: 6px;
}

.status-dot {
  height: 8px;
  width: 8px;
  display: inline-block;
  background: var(--lime-dark);
  border-radius: 50%;
}

.book-mockup-card {
  background: linear-gradient(145deg, #051324 0%, #0a2540 100%);
  border-radius: 18px;
  padding: 32px 28px;
  color: #fff;
  box-shadow: 0 24px 48px -12px rgba(5, 19, 36, 0.35), 0 0 0 1px rgba(255, 255, 255, 0.1) inset;
  position: relative;
  overflow: hidden;
}

.book-mockup-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(138, 255, 0, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.book-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  padding-bottom: 14px;
}

.book-card-badge {
  background: var(--lime);
  color: var(--navy);
  font-size: 0.72rem;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.book-card-logo {
  font-family: var(--heading);
  font-size: 1.15rem;
  font-weight: 800;
  color: #fff;
}

.book-card-logo span {
  color: var(--lime);
}

.book-card-title {
  font-family: var(--heading);
  font-size: 1.7rem;
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.025em;
  color: #fff;
  margin-bottom: 10px;
}

.book-card-desc {
  font-size: 0.86rem;
  color: #c8d4db;
  line-height: 1.5;
  margin-bottom: 22px;
}

.book-card-pills {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.book-card-pill {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.8rem;
  color: #e2e8f0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.book-card-pill strong {
  color: var(--lime);
}

.book-annotation {
  position: absolute;
  right: -10px;
  bottom: 0;
  display: flex;
  gap: 12px;
  align-items: center;
}

.book-annotation svg {
  width: 58px;
  height: 44px;
  fill: none;
  stroke: var(--ink);
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.book-annotation span {
  background: var(--pink);
  color: var(--navy);
  padding: 10px 16px;
  font-family: var(--heading);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.2;
  border-radius: 12px;
  transform: rotate(-3deg);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.1);
}

.book-visual figcaption {
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 16px;
  text-align: center;
}

.hero-foot {
  grid-column: 1 / -1;
  display: flex;
  gap: 32px;
  justify-content: space-between;
  align-items: center;
  margin-top: 54px;
  border-top: 1px solid var(--line);
  padding-block: 22px 28px;
  font-size: 0.84rem;
  color: var(--muted);
}

.hero-foot p {
  max-width: 500px;
}

.hero-foot a {
  font-weight: 600;
  white-space: nowrap;
  color: var(--ink);
  text-decoration: none;
}

.hero-foot a span {
  margin-left: 8px;
}

/* SECTION HEADINGS */
.section-heading {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px;
  align-items: end;
  margin-bottom: 42px;
}

.section-heading p {
  color: var(--muted);
  max-width: 520px;
}

/* SIMULATOR SECTION */
.calculator-section {
  background: #eef3ef;
  padding-block: 84px 48px;
}

.calculator-heading {
  max-width: 1110px;
}

.calculator-layout {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: start;
}

.calculator-inputs {
  padding-top: 8px;
}

.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.field {
  display: flex;
  flex-direction: column;
  min-width: 0;
  gap: 8px;
}

.field label, .scenario-field legend {
  font-size: 0.84rem;
  font-weight: 600;
  line-height: 1.45;
}

.field input {
  width: 100%;
  min-height: 52px;
  border: 1px solid #a9b5b8;
  border-radius: 10px;
  background: var(--white);
  color: var(--ink);
  padding: 12px 14px;
  line-height: 1.3;
}

.calculator-inputs > .field-grid input {
  font-size: 1.6rem;
  font-weight: 600;
  font-family: var(--heading);
  height: 64px;
}

.field input::placeholder {
  color: #697780;
  font-size: 0.88rem;
}

.field small, .help {
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.55;
}

.scenario-field {
  border: 0;
  margin: 28px 0 24px;
  padding: 0;
}

.scenario-field legend {
  margin-bottom: 12px;
}

.scenario-options {
  display: flex;
  gap: 10px;
}

.scenario-options label {
  flex: 1;
  position: relative;
  cursor: pointer;
}

.scenario-options input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
  margin: 0;
}

.scenario-options span {
  display: block;
  border: 1px solid #a9b5b8;
  border-radius: 10px;
  padding: 12px 8px;
  text-align: center;
  font-weight: 600;
  font-size: 0.85rem;
  background: var(--white);
  color: var(--ink);
}

.scenario-options input:checked + span {
  background: var(--ink);
  color: var(--white);
  border-color: var(--ink);
}

.scenario-options input:focus-visible + span {
  outline: 3px solid #1976d2;
  outline-offset: 3px;
}

.scenario-field .help {
  margin-top: 10px;
}

.calculator-result {
  background: var(--navy);
  color: white;
  padding: 34px;
  border-radius: var(--radius);
  position: sticky;
  top: 24px;
  overflow-wrap: anywhere;
}

.result-intro {
  font-size: 0.83rem;
  color: #c8d4db;
}

.revenue-number {
  font-family: var(--heading);
  font-size: clamp(2.4rem, 3.8vw, 3.6rem);
  letter-spacing: -0.035em;
  line-height: 1.15;
  color: var(--lime);
  font-weight: 700;
  margin-top: 12px;
  font-variant-numeric: tabular-nums;
}

.result-label {
  color: #d7e2e8;
  font-size: 0.88rem;
  margin-top: 6px;
}

.result-breakdown {
  margin-top: 24px;
  border-block: 1px solid #324250;
  padding-block: 18px;
  display: grid;
  gap: 12px;
}

.result-breakdown > div {
  display: flex;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: #c8d4db;
}

.result-breakdown > div > span {
  max-width: 220px;
}

.result-breakdown strong {
  font-size: 0.95rem;
  color: white;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.calculator-result .button {
  width: 100%;
  margin-top: 22px;
}

.result-note {
  font-size: 0.69rem;
  line-height: 1.65;
  color: #b8c8d3;
  margin-top: 16px;
}

.calculator-bottom {
  max-width: 720px;
  margin: 28px auto 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.76rem;
}

/* WHAT IS INSIDE (MODULES GRID) */
.modules-section {
  padding-block: 90px 50px;
}

.modules-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.module-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.module-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px -8px rgba(10, 37, 64, 0.08);
}

.module-badge {
  align-self: flex-start;
  background: #edf0f5;
  color: var(--ink);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 16px;
}

.module-card h3 {
  font-size: 1.35rem;
  margin-bottom: 12px;
}

.module-card p {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.65;
  margin-bottom: 18px;
}

.module-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  margin-top: auto;
  border-top: 1px solid #edf0f5;
  padding-top: 16px;
  display: grid;
  gap: 8px;
}

.module-card li {
  font-size: 0.84rem;
  color: var(--ink);
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.module-card li::before {
  content: '✓';
  color: var(--lime-dark);
  font-weight: 800;
}

/* METHOD STEPS */
.method-section {
  padding-block: 80px 50px;
  border-top: 1px solid var(--line);
}

.method-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  list-style: none;
  padding: 0;
  margin: 48px 0;
}

.step-number {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--pink);
  color: var(--navy);
  font-family: var(--heading);
  font-weight: 700;
  margin-bottom: 24px;
}

.method-steps h3 {
  font-size: 1.3rem;
  max-width: 220px;
}

.method-steps p {
  font-size: 0.88rem;
  color: var(--muted);
  margin-top: 12px;
}

/* OPPORTUNITY / TARGET AUDIENCE SECTION (DARK) */
.opportunity-section {
  background: var(--ink);
  color: var(--white);
  padding-block: 84px;
}

.opportunity-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 90px;
}

.opportunity-layout h2 {
  max-width: 500px;
}

.opportunity-layout > div > p {
  color: #c5d3dd;
  max-width: 460px;
  margin-top: 22px;
}

.text-link {
  display: inline-block;
  color: var(--lime);
  font-size: 0.88rem;
  font-weight: 600;
  margin-top: 28px;
  text-decoration: none;
}

.text-link:hover {
  text-decoration: underline;
}

.opportunity-list article {
  padding: 22px 0;
  border-top: 1px solid #506477;
}

.opportunity-list article:first-child {
  padding-top: 0;
  border: 0;
}

.opportunity-list article:last-child {
  padding-bottom: 0;
}

.opportunity-list h3 {
  font-size: 1.35rem;
}

.opportunity-list p {
  color: #c5d3dd;
  font-size: 0.86rem;
  margin-top: 10px;
}

/* TWO ZEKI TOOLS SECTION */
.tools-section {
  padding-block: 90px;
}

.tools-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-top: 42px;
}

.tool-card {
  background: #edf0f5;
  border-radius: var(--radius);
  padding: 36px;
  display: flex;
  flex-direction: column;
}

.tool-badge {
  align-self: flex-start;
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.tool-crm .tool-badge {
  background: #0070f3;
  color: #fff;
}

.tool-automacao .tool-badge {
  background: var(--lime-dark);
  color: #fff;
}

.tool-card h3 {
  font-size: 1.7rem;
  margin-bottom: 8px;
}

.tool-card .tool-lead {
  color: var(--muted);
  font-size: 0.92rem;
  margin-bottom: 22px;
}

.tool-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 28px 0;
  display: grid;
  gap: 10px;
}

.tool-card li {
  position: relative;
  padding-left: 24px;
  font-size: 0.87rem;
  color: var(--ink);
}

.tool-card li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--lime-dark);
  font-weight: 800;
}

.tool-card .button {
  margin-top: auto;
  width: 100%;
}

/* FAQ SECTION */
.faq-section {
  border-top: 1px solid var(--line);
  padding-block: 80px;
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 80px;
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: 0.94rem;
  padding: 22px 0;
}

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

.faq-list summary > span {
  font-size: 1.3rem;
  font-weight: 400;
  transition: transform 0.15s;
}

.faq-list details[open] summary > span {
  transform: rotate(45deg);
}

.faq-list details:first-child summary {
  padding-top: 6px;
}

.faq-list p {
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.8;
  padding: 0 32px 24px 0;
}

/* CONTACT / DOWNLOAD LEAD FORM SECTION */
.contact-section {
  background: #d5f6b7;
  padding-block: 84px;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 84px;
  align-items: start;
}

.contact-copy h2 {
  font-size: clamp(2.4rem, 3.8vw, 3.5rem);
}

.contact-copy > p {
  margin-top: 22px;
  max-width: 440px;
  color: #345037;
}

.contact-steps {
  padding-left: 20px;
  margin-top: 30px;
  display: grid;
  gap: 14px;
  font-size: 0.92rem;
  color: #1a331c;
}

.contact-copy > .contact-note {
  font-size: 0.81rem;
  max-width: 380px;
  margin-top: 34px;
  color: #405e43;
}

.contact-form-panel {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: 0 16px 36px -12px rgba(10, 37, 64, 0.12);
}

.contact-form-panel h3 {
  font-size: 1.65rem;
  margin-bottom: 8px;
}

.contact-form-panel .panel-sub {
  font-size: 0.86rem;
  color: var(--muted);
  margin-bottom: 22px;
}

.contact-form-panel form > .field,
.contact-form-panel form > .field-grid {
  margin-top: 16px;
}

.form-privacy {
  font-size: 0.72rem;
  line-height: 1.6;
  color: var(--muted);
  margin: 18px 0;
}

.contact-form-panel .button {
  width: 100%;
  font-size: 0.88rem;
}

.form-error {
  font-size: 0.85rem;
  color: #9f1239;
  background: #fff1f2;
  padding: 12px;
  border-radius: 8px;
  margin: 14px 0;
}

.form-status {
  font-size: 0.82rem;
  color: var(--muted);
  margin-block: 12px;
}

.form-status:empty {
  display: none;
}

.honey-field {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
}

.lead-success {
  text-align: center;
  padding: 12px 0;
}

.lead-success h3 {
  color: #0A2540;
  font-size: 1.6rem;
  margin-bottom: 12px;
}

.lead-success p {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
  margin-bottom: 24px;
}

.download-box {
  background: #F4F7F6;
  border: 2px dashed #0A2540;
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 24px;
}

.download-box strong {
  display: block;
  font-size: 1.1rem;
  margin-bottom: 6px;
  color: #0A2540;
}

.download-box span {
  display: block;
  font-size: 0.8rem;
  color: #64748B;
  margin-bottom: 16px;
}

.lead-success .button {
  width: 100%;
  margin-bottom: 12px;
}

.lead-fallback {
  font-size: 0.85rem;
  margin-top: 18px;
  text-align: center;
}

.notice {
  padding: 16px;
  background: #fff1cf;
  color: var(--ink);
  font-size: 0.9rem;
  margin: 16px 0;
  border-radius: 8px;
}

/* SITE FOOTER */
.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  padding-block: 36px;
  border-top: 1px solid var(--line);
  font-size: 0.84rem;
  color: var(--muted);
}

.site-footer img {
  width: 120px;
  height: 40px;
  object-fit: contain;
}

.site-footer div {
  display: flex;
  gap: 24px;
}

.site-footer a {
  text-decoration: none;
  color: var(--ink);
}

.site-footer a:hover {
  text-decoration: underline;
}

/* RESPONSIVE BREAKPOINTS */
@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .section-heading {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .calculator-layout {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .modules-grid {
    grid-template-columns: 1fr;
  }
  .method-steps {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .opportunity-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .tools-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .faq-section {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 640px) {
  .wrap {
    width: calc(100% - 36px);
  }
  .site-header nav > a:not(.button) {
    display: none;
  }
  .field-grid {
    grid-template-columns: 1fr;
  }
  .method-steps {
    grid-template-columns: 1fr;
  }
  .scenario-options {
    flex-direction: column;
  }
  .book-card-pills {
    grid-template-columns: 1fr;
  }
  .hero-foot {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
}