/* ==========================================================================
   ekmelo — Landing Page
   ========================================================================== */

:root {
  --color-primary: #1565C0;
  --color-primary-dark: #0D47A1;
  --color-accent: #00B8D9;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F5F8FB;
  --color-bg-dark: #0F172A;
  --color-text: #17212B;
  --color-text-muted: #5B6B79;
  --color-text-light: #EAF1F8;
  --color-border: #E3E8EE;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 45px rgba(15, 23, 42, 0.12);
  --radius: 14px;
  --radius-sm: 8px;
  --header-h: 76px;
  --max-width: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3 { line-height: 1.2; margin: 0 0 16px; font-weight: 700; }
p { margin: 0 0 16px; color: var(--color-text-muted); }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

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

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.eyebrow--light { color: var(--color-accent); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space: nowrap;
}
.btn .icon { width: 18px; height: 18px; flex-shrink: 0; }
.btn--primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn--primary:hover { background: var(--color-primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn--outline {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}
.btn--outline:hover { border-color: var(--color-primary); color: var(--color-primary); }
.btn--sm { padding: 10px 18px; font-size: 14px; }
.btn--lg { padding: 16px 28px; font-size: 16px; }
.btn--block { width: 100%; padding: 16px; font-size: 16px; }

/* ---------- Header ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-h);
  display: flex;
  align-items: center;
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
}
.header__logo { display: flex; align-items: center; }
.header__logo img { height: 30px; width: auto; }
.nav {
  display: flex;
  gap: 28px;
  font-size: 15px;
  font-weight: 500;
}
.nav a:hover { color: var(--color-primary); }
.header__actions { display: flex; align-items: center; gap: 16px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease;
}

/* ---------- Hero ---------- */
.hero {
  padding: 72px 0 96px;
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, #ffffff 100%);
  overflow: hidden;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}
.hero__content h1 {
  font-size: clamp(32px, 4vw, 46px);
  margin-bottom: 20px;
}
.hero__subtitle {
  font-size: 18px;
  max-width: 560px;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 32px;
}

/* Hero mock dashboard */
.mock-window {
  background: var(--color-bg-dark);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform: perspective(1000px) rotateY(-4deg) rotateX(2deg);
}
.mock-window__bar {
  display: flex;
  gap: 6px;
  padding: 14px 16px;
  background: rgba(255,255,255,0.04);
}
.mock-window__bar span {
  width: 10px; height: 10px; border-radius: 50%;
  background: rgba(255,255,255,0.18);
}
.mock-window__body { padding: 24px; }
.mock-kpis { display: flex; gap: 16px; margin-bottom: 20px; }
.mock-kpi {
  flex: 1;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 14px 16px;
}
.mock-kpi__label { display: block; font-size: 12px; color: rgba(255,255,255,0.55); margin-bottom: 6px; }
.mock-kpi__value { display: block; font-size: 24px; font-weight: 700; color: #fff; }
.mock-kpi__delta { display: block; font-size: 12px; color: var(--color-accent); margin-top: 4px; }
.mock-chart { margin-bottom: 20px; }
.mock-chart svg { width: 100%; height: 80px; }
.mock-rows { display: flex; flex-direction: column; gap: 10px; }
.mock-row {
  font-size: 13px;
  color: rgba(255,255,255,0.75);
  display: flex;
  align-items: center;
  gap: 10px;
}
.mock-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.mock-dot--ok { background: #22c55e; }
.mock-dot--pending { background: #f59e0b; }

/* ---------- Sections ---------- */
.section { padding: 96px 0; }
.section--alt { background: var(--color-bg-alt); }
.section--dark { background: var(--color-bg-dark); color: var(--color-text-light); }
.section--dark p { color: rgba(234,241,248,0.75); }
.section__head { max-width: 640px; margin: 0 auto 48px; text-align: center; }
.section__head h2 { font-size: clamp(26px, 3vw, 34px); }
.section__cta-text {
  text-align: center;
  max-width: 640px;
  margin: 40px auto 0;
  font-size: 17px;
  color: var(--color-text);
  font-weight: 500;
}

/* ---------- Grids ---------- */
.grid { display: grid; gap: 24px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

/* Problem / diferencial cards */
.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform .15s ease, box-shadow .15s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(21,101,192,0.08);
  border-radius: 12px;
  color: var(--color-primary);
  margin-bottom: 16px;
}
.card h3 { font-size: 18px; margin-bottom: 8px; }
.card p { font-size: 14.5px; margin: 0; }
.section--alt .card { background: #fff; }

/* Path cards (portas de entrada) */
.path-card {
  display: block;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.path-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}
.path-card__icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(21,101,192,0.08);
  border-radius: 14px;
  color: var(--color-primary);
  margin-bottom: 18px;
}
.path-card h3 { font-size: 19px; color: var(--color-primary-dark); }
.path-card p { font-size: 14.5px; margin: 0; }

/* Service cards */
.service-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px;
}
.service-card__icon {
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
  border-radius: 12px;
  margin-bottom: 18px;
}
.service-card__icon--blue   { background: rgba(21,101,192,0.1); color: var(--color-primary); }
.service-card__icon--cyan   { background: rgba(0,184,217,0.12); color: var(--color-accent); }
.service-card__icon--navy   { background: rgba(13,71,161,0.1); color: var(--color-primary-dark); }
.service-card__icon--purple { background: rgba(124,77,255,0.1); color: #7C4DFF; }

.card__icon svg,
.path-card__icon svg,
.service-card__icon svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.service-card h3 { font-size: 20px; }
.service-card ul { margin: 0 0 18px; padding-left: 20px; color: var(--color-text-muted); font-size: 14.5px; }
.service-card li { margin-bottom: 6px; }
.link-cta { color: var(--color-primary); font-weight: 600; font-size: 14.5px; }
.link-cta:hover { color: var(--color-primary-dark); }

/* Pricing */
.pricing-grid { align-items: stretch; }
.pricing-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
}
.pricing-card--highlight {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
  transform: scale(1.03);
}
.pricing-card__badge {
  align-self: flex-start;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.pricing-card__badge--primary {
  color: #fff;
  background: var(--color-primary);
  border-color: var(--color-primary);
}
.pricing-card h3 { font-size: 20px; margin-bottom: 6px; }
.pricing-card__desc { font-size: 14.5px; margin-bottom: 20px; min-height: 42px; }
.pricing-card__price {
  display: flex;
  flex-direction: column;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}
.pricing-card__from { font-size: 13px; color: var(--color-text-muted); }
.pricing-card__value {
  font-size: 40px;
  font-weight: 800;
  color: var(--color-text);
  line-height: 1.1;
}
.pricing-card__value small { font-size: 20px; font-weight: 700; margin-right: 2px; vertical-align: 4px; }
.pricing-card__value--consult { font-size: 26px; }
.pricing-card__period { font-size: 13px; color: var(--color-text-muted); margin-top: 4px; }
.pricing-card__features {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  flex-grow: 1;
}
.pricing-card__features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14.5px;
  color: var(--color-text);
  margin-bottom: 12px;
}
.pricing-card__features svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  fill: none;
  stroke: var(--color-primary);
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Timeline */
.timeline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  position: relative;
}
.timeline__step {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 26px 20px;
  text-align: left;
}
.timeline__number {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  margin-bottom: 16px;
}
.timeline__step h3 { font-size: 16px; }
.timeline__step p { font-size: 14px; margin: 0; }

/* Projects */
.project-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 26px;
}
.project-card__tag {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-primary);
  background: rgba(21,101,192,0.08);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.project-card h3 { font-size: 17px; }
.project-card p { font-size: 14px; margin: 0; }

/* FAQ */
.faq__item {
  background: var(--color-bg-alt);
  border-radius: var(--radius-sm);
  padding: 18px 22px;
  margin-bottom: 12px;
  cursor: pointer;
}
.faq__item summary {
  font-weight: 600;
  font-size: 16px;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: '+';
  font-size: 22px;
  color: var(--color-primary);
  margin-left: 16px;
  transition: transform .2s ease;
}
.faq__item[open] summary::after { transform: rotate(45deg); }
.faq__item p { margin: 14px 0 0; font-size: 15px; }

/* Contact */
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
.contact__info h2 { font-size: clamp(26px, 3vw, 32px); color: #fff; }
.contact__form {
  background: #fff;
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow-lg);
  color: var(--color-text);
}
.form-row { margin-bottom: 16px; }
.form-row label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-text);
}
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14.5px;
  background: var(--color-bg-alt);
  color: var(--color-text);
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background: #fff;
}
.form-feedback {
  margin: 14px 0 0;
  font-size: 14px;
  text-align: center;
  min-height: 20px;
}
.form-feedback--ok { color: #16a34a; }
.form-feedback--err { color: #dc2626; }

/* WhatsApp floating button */
.whatsapp-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
  z-index: 200;
  transition: transform .15s ease, box-shadow .15s ease;
}
.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 10px 28px rgba(37, 211, 102, 0.55);
}
.whatsapp-float svg {
  width: 32px;
  height: 32px;
  color: #fff;
}

@media (max-width: 600px) {
  .whatsapp-float {
    width: 52px;
    height: 52px;
    right: 16px;
    bottom: 16px;
  }
  .whatsapp-float svg { width: 28px; height: 28px; }
}

/* Footer */
.footer { background: #0B1220; color: rgba(234,241,248,0.65); padding: 56px 0 24px; }
.footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer__brand { max-width: 340px; }
.footer__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.footer__logo img { height: 28px; width: auto; }
.footer__logo span {
  font-size: 19px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.01em;
}
.footer__brand p { font-size: 14px; color: rgba(234,241,248,0.55); }
.footer__nav { display: flex; gap: 22px; flex-wrap: wrap; font-size: 14.5px; }
.footer__nav a:hover { color: #fff; }
.footer__bottom { padding-top: 20px; font-size: 13px; text-align: center; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .timeline { grid-template-columns: repeat(3, 1fr); }
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { order: -1; max-width: 480px; margin: 0 auto; }
}

@media (max-width: 860px) {
  .nav { display: none; }
  .nav-toggle { display: flex; }
  .grid--2, .grid--3 { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr 1fr; }
  .contact { grid-template-columns: 1fr; }

  .header__actions .btn { display: none; }

  .header.is-open .nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: #fff;
    padding: 20px 24px;
    gap: 4px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
  }
  .header.is-open .nav a { padding: 12px 0; border-bottom: 1px solid var(--color-border); }
}

@media (max-width: 600px) {
  .grid--4 { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  .hero { padding: 48px 0 64px; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .mock-kpis { flex-direction: column; }
}