/* ============================================================
   Strategic AI — Landing Page
   Paleta extraída do logo SAI (cinza + azul petróleo)
   ============================================================ */

:root {
  --primary: #1B7F8C;
  --primary-dark: #135966;
  --primary-light: #2FA3B2;
  --primary-soft: #E6F2F4;
  --grey: #7A8287;
  --grey-light: #D9DEE1;
  --grey-softer: #EEF1F3;
  --graphite: #2B3338;
  --ink: #1A2024;
  --off: #F6F8F9;
  --white: #FFFFFF;
  --wa: #4FB87A;
  --wa-hover: #3FA869;
  --wa-dark: #2F8C5F;
  --wa-head: #1F7A6C;
  --wa-head-dark: #186155;
  --wa-bg: #EFE7DE;
  --wa-in: #FFFFFF;
  --wa-out: #D9FDD3;
  --wa-footer: #F0F2F5;

  --shadow-sm: 0 2px 8px rgba(19, 89, 102, .06);
  --shadow: 0 10px 30px rgba(19, 89, 102, .10);
  --shadow-lg: 0 30px 60px rgba(19, 89, 102, .18);

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --radius-xl: 28px;

  --ease: cubic-bezier(.2, .8, .2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--graphite);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4 { margin: 0; line-height: 1.2; color: var(--ink); }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; border: 0; background: none; cursor: pointer; }

/* ============================================================
   LAYOUT BÁSICO
   ============================================================ */
.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}
.container--narrow { max-width: 820px; }

.section {
  padding: clamp(64px, 9vw, 120px) 0;
}
.section--soft { background: var(--off); }

.section__head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto clamp(40px, 6vw, 64px);
}

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
}

.section__title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -.02em;
}

.section__sub {
  font-size: clamp(16px, 1.8vw, 18px);
  color: var(--grey);
  max-width: 600px;
  margin: 0 auto;
}

/* ============================================================
   BOTÕES
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease), color .2s var(--ease);
  white-space: nowrap;
  text-align: center;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--whatsapp {
  background: var(--wa);
  color: var(--white);
  box-shadow: 0 6px 18px rgba(79, 184, 122, .25);
}
.btn--whatsapp:hover {
  background: var(--wa-hover);
  box-shadow: 0 10px 24px rgba(79, 184, 122, .32);
}

.btn--outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn--outline:hover {
  background: var(--primary);
  color: var(--white);
}

.btn--sm { padding: 10px 18px; font-size: 14px; }
.btn--lg { padding: 16px 32px; font-size: 16px; }
.btn--xl { padding: 20px 42px; font-size: 18px; }

.btn--block { width: 100%; }

.ico { width: 20px; height: 20px; flex-shrink: 0; }
.btn--lg .ico, .btn--xl .ico { width: 22px; height: 22px; }

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, .85);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid rgba(218, 224, 227, .6);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--ink);
}

.brand__logo {
  width: 38px;
  height: 38px;
  object-fit: contain;
}

.brand__name {
  font-size: 18px;
  letter-spacing: -.01em;
  white-space: nowrap;
}
.brand__accent { color: var(--primary); }

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  margin-right: 16px;
}

.nav__link {
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--graphite);
  transition: background .2s var(--ease), color .2s var(--ease);
}
.nav__link:hover { background: var(--primary-soft); color: var(--primary); }

.header__cta { flex-shrink: 0; }

.burger {
  display: none;
  flex-direction: column;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: var(--off);
}
.burger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--ink);
  margin: 2px 0;
  border-radius: 2px;
  transition: transform .25s var(--ease), opacity .25s var(--ease);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding: clamp(48px, 7vw, 96px) 0 clamp(64px, 9vw, 120px);
  background:
    radial-gradient(900px 500px at 85% 5%, rgba(47, 163, 178, .12), transparent 60%),
    radial-gradient(600px 400px at 10% 30%, rgba(27, 127, 140, .08), transparent 60%),
    var(--white);
  position: relative;
  overflow: hidden;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: clamp(32px, 6vw, 80px);
  align-items: center;
}

.hero__content { max-width: 560px; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 22px;
}

.hero__title {
  font-size: clamp(32px, 5vw, 54px);
  font-weight: 800;
  letter-spacing: -.025em;
  margin-bottom: 22px;
}

.grad {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__sub {
  font-size: clamp(17px, 1.9vw, 20px);
  color: var(--grey);
  margin-bottom: 32px;
}
.hero__sub strong { color: var(--graphite); font-weight: 600; }

.hero__cta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 28px;
}

.hero__hint {
  font-size: 14px;
  color: var(--grey);
}

.hero__proof {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--white);
  border: 1px solid var(--grey-light);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  font-size: 14px;
  color: var(--graphite);
  width: fit-content;
  max-width: 100%;
}
.hero__proof .stars { color: #F5B200; letter-spacing: 1px; font-size: 16px; }

/* Mockup do hero */
.hero__mockup {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero__shine {
  position: absolute;
  inset: -40px;
  background: radial-gradient(closest-side, rgba(47, 163, 178, .3), transparent 70%);
  z-index: -1;
  filter: blur(30px);
}

/* ============================================================
   PHONE / WHATSAPP MOCKUP
   ============================================================ */
.phone {
  width: 310px;
  max-width: 100%;
  background: #0D0D0D;
  border-radius: 44px;
  padding: 10px;
  box-shadow:
    var(--shadow-lg),
    inset 0 0 0 2px rgba(255, 255, 255, .04);
  position: relative;
}

.phone::before,
.phone::after {
  content: '';
  position: absolute;
  background: #1c1c1c;
  border-radius: 4px;
}
.phone::before {
  left: -3px;
  top: 110px;
  width: 3px;
  height: 32px;
}
.phone::after {
  left: -3px;
  top: 160px;
  width: 3px;
  height: 56px;
}

.phone__notch {
  position: absolute;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: 110px;
  height: 26px;
  background: #0D0D0D;
  border-radius: 14px;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 10px;
}
.phone__notch::after {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #1a1a2a;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.04);
}

.wa {
  background: var(--wa-bg);
  border-radius: 36px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 640px;
  position: relative;
  background-image:
    radial-gradient(circle at 12% 18%, rgba(255,255,255,.35) 0 2px, transparent 2px),
    radial-gradient(circle at 78% 62%, rgba(0,0,0,.04) 0 3px, transparent 3px),
    radial-gradient(circle at 32% 82%, rgba(255,255,255,.25) 0 2px, transparent 2px),
    radial-gradient(circle at 90% 25%, rgba(0,0,0,.03) 0 3px, transparent 3px);
  background-size: 38px 38px, 58px 58px, 48px 48px, 64px 64px;
}

.wa__statusbar {
  background: var(--wa-head);
  color: var(--white);
  padding: 12px 22px 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  font-weight: 600;
  flex-shrink: 0;
}
.wa__statusbar-icons { display: inline-flex; gap: 5px; opacity: .9; letter-spacing: 0; }

.wa__header {
  background: var(--wa-head);
  color: var(--white);
  padding: 8px 12px 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.wa__back {
  width: 14px;
  font-size: 18px;
  line-height: 1;
  opacity: .9;
  flex-shrink: 0;
}

.wa__avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: var(--white);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 13px;
  flex-shrink: 0;
  background: linear-gradient(135deg, #6E8C9E, #4D6878);
}

.wa__ident { line-height: 1.2; flex: 1; min-width: 0; }
.wa__name {
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.wa__status {
  font-size: 11px;
  opacity: .85;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.wa__status .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #44E288;
}

.wa__head-actions {
  display: inline-flex;
  gap: 14px;
  font-size: 14px;
  opacity: .85;
  flex-shrink: 0;
}

.wa__body {
  flex: 1;
  padding: 14px 10px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 5px;
  scrollbar-width: thin;
  scrollbar-color: rgba(0,0,0,.15) transparent;
}
.wa__body::-webkit-scrollbar { width: 4px; }
.wa__body::-webkit-scrollbar-thumb { background: rgba(0,0,0,.15); border-radius: 2px; }

.wa__date {
  align-self: center;
  background: rgba(225, 245, 254, .92);
  color: #555;
  font-size: 11px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 8px;
  margin: 4px 0 6px;
  box-shadow: 0 1px 1px rgba(0,0,0,.06);
}

.msg {
  max-width: 80%;
  padding: 6px 9px 4px;
  border-radius: 8px;
  font-size: 13px;
  line-height: 1.35;
  position: relative;
  color: #111;
  box-shadow: 0 1px 1px rgba(0,0,0,.08);
  word-wrap: break-word;
  animation: popIn .4s var(--ease) both;
}
.msg span { display: block; }
.msg__time {
  font-size: 10px;
  color: rgba(0,0,0,.45);
  text-align: right;
  margin-top: 2px;
}
.tick { color: #53BDEB; font-weight: 700; margin-left: 2px; }

.msg--in {
  background: var(--wa-in);
  align-self: flex-start;
  border-top-left-radius: 2px;
}
.msg--out {
  background: var(--wa-out);
  align-self: flex-end;
  border-top-right-radius: 2px;
}

.msg--typing {
  background: var(--wa-in);
  align-self: flex-start;
  border-top-left-radius: 2px;
  padding: 10px 14px;
}
.bubble-typing { display: inline-flex; gap: 3px; align-items: center; }
.bubble-typing i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #8A8A8A;
  animation: typing 1.2s infinite ease-in-out;
}
.bubble-typing i:nth-child(2) { animation-delay: .2s; }
.bubble-typing i:nth-child(3) { animation-delay: .4s; }

.wa__footer {
  background: var(--wa-footer);
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 8px;
  flex-shrink: 0;
}
.wa__input {
  flex: 1;
  background: var(--white);
  border-radius: 22px;
  padding: 7px 10px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: #888;
  box-shadow: 0 1px 1px rgba(0,0,0,.05);
}
.wa__input-emoji { font-size: 16px; line-height: 1; }
.wa__input-text { flex: 1; }
.wa__input-clip,
.wa__input-cam { font-size: 14px; opacity: .65; padding: 0 2px; }
.wa__mic {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--wa-head);
  color: var(--white);
  display: grid;
  place-items: center;
  font-size: 14px;
  flex-shrink: 0;
}

@keyframes typing {
  0%, 60%, 100% { transform: translateY(0); opacity: .4; }
  30% { transform: translateY(-4px); opacity: 1; }
}

@keyframes popIn {
  from { opacity: 0; transform: translateY(6px) scale(.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* ============================================================
   GOOGLE CARD
   ============================================================ */
.google-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: clamp(28px, 4vw, 48px);
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
  border: 1px solid var(--grey-light);
}

.google-card__left { text-align: left; }

.google-logo {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 26px;
  letter-spacing: -.5px;
  margin-bottom: 10px;
}

.google-rating {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}
.google-score {
  font-size: 42px;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -.03em;
}
.google-stars {
  color: #F5B200;
  font-size: 22px;
  letter-spacing: 2px;
}

.google-sub {
  color: var(--grey);
  font-size: 14px;
  margin-bottom: 16px;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-weight: 600;
  font-size: 14px;
  transition: gap .2s var(--ease);
}
.link-arrow:hover { gap: 10px; }

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

.review {
  background: var(--off);
  border-radius: var(--radius);
  padding: 22px;
  border: 1px solid var(--grey-light);
}
.review__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.review__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  color: var(--white);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
}
.review__name { font-weight: 600; font-size: 14px; color: var(--ink); }
.review__meta { font-size: 12px; color: var(--grey); }
.review__meta .stars { color: #F5B200; }
.review__text { font-size: 14px; color: var(--graphite); line-height: 1.6; }

/* ============================================================
   STEPS
   ============================================================ */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  counter-reset: step;
}

.step {
  background: var(--white);
  border: 1px solid var(--grey-light);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  position: relative;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--primary-light);
}

.step__num {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.step__ico {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--primary-soft);
  color: var(--primary);
  display: grid;
  place-items: center;
  margin-bottom: 18px;
}
.step__ico svg { width: 26px; height: 26px; }

.step__title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--ink);
}
.step__desc { color: var(--grey); font-size: 15px; }

/* ============================================================
   PLANOS
   ============================================================ */
.plans {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: stretch;
}

.plan {
  background: var(--white);
  border: 1px solid var(--grey-light);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.plan:hover { transform: translateY(-4px); box-shadow: var(--shadow); }

.plan__tag {
  display: inline-block;
  align-self: flex-start;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  margin-bottom: 16px;
}
.plan__tag--light {
  background: rgba(255, 255, 255, .22);
  color: var(--white);
}

.plan__name {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 6px;
}

.plan__sub {
  color: var(--grey);
  font-size: 15px;
  margin-bottom: 24px;
  min-height: 42px;
}

.plan__features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
  flex: 1;
}
.plan__features li {
  position: relative;
  padding-left: 26px;
  font-size: 14.5px;
  color: var(--graphite);
  line-height: 1.5;
}
.plan__features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--primary-soft) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='%231B7F8C' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/></svg>") center/10px 10px no-repeat;
}

.plan--featured {
  background: linear-gradient(160deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  border: none;
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 30px 60px rgba(19, 89, 102, .35);
}
.plan--featured:hover { transform: translateY(-12px) scale(1.02); }
.plan--featured .plan__name,
.plan--featured .plan__sub { color: var(--white); }
.plan--featured .plan__sub { color: rgba(255,255,255,.85); }
.plan__features--light li { color: rgba(255,255,255,.95); }
.plan__features--light li::before {
  background: rgba(255, 255, 255, .25) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/></svg>") center/10px 10px no-repeat;
}
.plan--featured .btn--whatsapp {
  background: var(--white);
  color: var(--primary-dark);
  box-shadow: 0 6px 20px rgba(0,0,0,.15);
}
.plan--featured .btn--whatsapp:hover { background: #F0F9FA; }

.plan__badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--wa);
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .5px;
  padding: 6px 16px;
  border-radius: 999px;
  box-shadow: 0 6px 16px rgba(79, 184, 122, .35);
}

/* ============================================================
   MOCKUPS GRID
   ============================================================ */
.mockups {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  justify-items: center;
}

.mockup {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 340px;
  gap: 20px;
}

.mockup__caption {
  text-align: center;
  max-width: 300px;
}
.mockup__caption strong {
  display: block;
  font-size: 17px;
  color: var(--ink);
  margin-bottom: 6px;
}
.mockup__caption span { font-size: 14px; color: var(--grey); }

/* ============================================================
   STATS
   ============================================================ */
.section--accent {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  padding: clamp(48px, 7vw, 80px) 0;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}

.stat { display: flex; flex-direction: column; gap: 6px; }
.stat__num {
  font-size: clamp(32px, 4.5vw, 48px);
  font-weight: 800;
  letter-spacing: -.03em;
  line-height: 1;
}
.stat__lbl {
  font-size: 14px;
  color: rgba(255, 255, 255, .85);
}

/* ============================================================
   FAQ
   ============================================================ */
.faq {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq__item {
  background: var(--white);
  border: 1px solid var(--grey-light);
  border-radius: var(--radius);
  padding: 20px 24px;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.faq__item:hover { border-color: var(--primary-light); }
.faq__item[open] {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.faq__item summary {
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: 16px;
  color: var(--ink);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: '+';
  font-size: 24px;
  font-weight: 300;
  color: var(--primary);
  transition: transform .3s var(--ease);
  flex-shrink: 0;
}
.faq__item[open] summary::after { transform: rotate(45deg); }

.faq__item p {
  margin-top: 12px;
  color: var(--grey);
  font-size: 15px;
  line-height: 1.65;
}

/* ============================================================
   CTA FINAL
   ============================================================ */
.cta-final {
  background:
    radial-gradient(600px 400px at 10% 20%, rgba(47, 163, 178, .35), transparent 60%),
    radial-gradient(500px 400px at 90% 80%, rgba(37, 211, 102, .2), transparent 60%),
    linear-gradient(135deg, var(--primary-dark) 0%, var(--ink) 100%);
  color: var(--white);
  padding: clamp(64px, 8vw, 100px) 0;
  text-align: center;
}

.cta-final__inner { max-width: 720px; margin: 0 auto; }
.cta-final h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--white);
  margin-bottom: 16px;
}
.cta-final p {
  font-size: clamp(16px, 1.8vw, 18px);
  color: rgba(255, 255, 255, .85);
  margin-bottom: 32px;
}
.cta-final__hint {
  display: block;
  margin-top: 18px;
  font-size: 14px;
  color: rgba(255, 255, 255, .7);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--ink);
  color: rgba(255, 255, 255, .75);
  padding: 36px 0 28px;
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--white);
}
.footer__logo { width: 30px; height: 30px; object-fit: contain; }

.footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 14px;
}
.footer__nav a { transition: color .2s var(--ease); }
.footer__nav a:hover { color: var(--white); }

.footer__copy {
  font-size: 13px;
  color: rgba(255, 255, 255, .5);
  width: 100%;
  text-align: center;
  padding-top: 20px;
  margin-top: 10px;
  border-top: 1px solid rgba(255,255,255,.08);
}

/* ============================================================
   BOTÃO FLUTUANTE
   ============================================================ */
.float-wa {
  position: fixed;
  bottom: 22px;
  right: 22px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--wa);
  color: var(--white);
  display: grid;
  place-items: center;
  z-index: 90;
  box-shadow: 0 8px 24px rgba(79, 184, 122, .35);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
  animation: pulse 2.6s infinite;
}
.float-wa:hover {
  transform: scale(1.08);
  box-shadow: 0 12px 32px rgba(79, 184, 122, .5);
}
.float-wa svg { width: 30px; height: 30px; }

@keyframes pulse {
  0%, 100% { box-shadow: 0 8px 24px rgba(79, 184, 122, .35), 0 0 0 0 rgba(79, 184, 122, .35); }
  50%      { box-shadow: 0 8px 24px rgba(79, 184, 122, .35), 0 0 0 14px rgba(79, 184, 122, 0); }
}

/* ============================================================
   REVEAL (fade-in on scroll)
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .float-wa { animation: none; }
  .msg { animation: none; }
  html { scroll-behavior: auto; }
}

/* ============================================================
   RESPONSIVO
   ============================================================ */
@media (max-width: 1020px) {
  .nav { display: none; }
  .burger { display: flex; }

  .header__inner { gap: 12px; }
  .header__cta { display: none; }

  .hero__grid { grid-template-columns: 1fr; gap: 48px; }
  .hero__mockup { order: 2; }

  .google-card { grid-template-columns: 1fr; text-align: center; }
  .google-card__left { text-align: center; }
  .google-card__right { grid-template-columns: 1fr; }

  .mockups { grid-template-columns: 1fr; gap: 56px; }

  /* Mobile nav overlay */
  .nav.is-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 72px;
    right: 16px;
    left: 16px;
    background: var(--white);
    border: 1px solid var(--grey-light);
    border-radius: var(--radius);
    padding: 12px;
    box-shadow: var(--shadow);
    gap: 4px;
    margin: 0;
    z-index: 99;
  }
  .nav.is-open .nav__link { width: 100%; padding: 12px 16px; border-radius: 10px; }
}

@media (max-width: 820px) {
  .steps { grid-template-columns: 1fr; }
  .plans { grid-template-columns: 1fr; gap: 30px; }
  .plan--featured { transform: none; }
  .plan--featured:hover { transform: translateY(-4px); }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 32px; }
}

@media (max-width: 560px) {
  .container { padding: 0 18px; }

  .hero__title { font-size: 34px; }
  .hero__sub { font-size: 17px; }

  .phone { width: 290px; }
  .wa { height: 580px; }

  .google-score { font-size: 36px; }

  .btn--xl { padding: 16px 28px; font-size: 16px; }

  .float-wa { width: 54px; height: 54px; bottom: 16px; right: 16px; }
  .float-wa svg { width: 28px; height: 28px; }

  .footer__inner { justify-content: center; text-align: center; flex-direction: column; }
  .footer__nav { justify-content: center; }
}

@media (max-width: 380px) {
  .hero__title { font-size: 28px; }
  .section__title { font-size: 26px; }
  .plan__name { font-size: 28px; }
}