/* ============================================================
   ADVANCED CONTABILIDADE — Design System
   Cores extraídas da logo: azul #1A5FA8 + laranja #E87B2A
   Fonte: Inter (legível, moderna, ótima no mobile)
   ============================================================ */

:root {
  /* Cores primárias */
  --blue:       #1A5FA8;
  --blue-dark:  #0E3D6E;
  --blue-mid:   #2B7AC9;
  --blue-pale:  #E8F2FB;

  --orange:     #E87B2A;
  --orange-dark:#B85E1A;
  --orange-pale:#FEF0E4;

  /* Neutros */
  --ink:        #0F1B2D;
  --ink-2:      #3D5068;
  --ink-3:      #7A8EA0;
  --surface:    #FFFFFF;
  --bg:         #F4F7FB;
  --bg-2:       #EDF2F9;
  --border:     rgba(26,95,168,.13);

  /* Tokens */
  --font:       "Inter", system-ui, -apple-system, sans-serif;
  --r-sm:       8px;
  --r-md:       14px;
  --r-lg:       20px;
  --r-xl:       28px;
  --shadow:     0 4px 24px rgba(15,27,45,.08);
  --shadow-lg:  0 8px 40px rgba(15,27,45,.12);
  --ease:       cubic-bezier(.4,0,.2,1);
  --dur:        .24s;
  --w:          1160px;
}

/* ---- RESET ---- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font); color: var(--ink); background: var(--bg); line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { font-family: var(--font); cursor: pointer; }
textarea { resize: vertical; }

/* ---- LAYOUT ---- */
.container { max-width: var(--w); margin: 0 auto; padding: 0 20px; }
.section { padding: 84px 0; }
.section--alt  { background: var(--bg-2); }
.section--dark { background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue) 100%); }

/* ---- TYPE HELPERS ---- */
.eyebrow {
  display: inline-block;
  font-size: 11px; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 10px;
}
.eyebrow--light { color: var(--orange-pale); }

.section__head { text-align: center; margin-bottom: 52px; }
.section__title {
  font-size: clamp(24px, 3.8vw, 40px);
  font-weight: 800; line-height: 1.15; letter-spacing: -.02em;
}
.section__title--light { color: #fff; }
.section__sub { font-size: 15px; color: var(--ink-2); max-width: 520px; margin: 12px auto 0; }
.highlight { color: var(--orange); }

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 600;
  padding: 13px 26px;
  border-radius: 999px;
  border: 2px solid transparent;
  transition: all var(--dur) var(--ease);
  white-space: nowrap;
}
.btn:active { transform: scale(.97); }
.btn__arrow { width: 15px; height: 15px; transition: transform var(--dur) var(--ease); }
.btn:hover .btn__arrow { transform: translateX(3px); }

.btn--primary   { background: var(--blue);   color: #fff; border-color: var(--blue); }
.btn--primary:hover { background: var(--blue-dark); border-color: var(--blue-dark); }

.btn--outline   { background: transparent; color: var(--blue); border-color: rgba(26,95,168,.3); }
.btn--outline:hover { border-color: var(--blue); background: var(--blue-pale); }

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

/* ---- HEADER ---- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--dur) var(--ease);
}
.header.is-scrolled { box-shadow: var(--shadow); }

.header__inner { display: flex; align-items: center; justify-content: space-between; height: 70px; }

.logo__img { height: 46px; width: auto; object-fit: contain; border-radius: 6px; }

.nav { display: flex; align-items: center; gap: 28px; font-size: 14px; font-weight: 500; }
.nav a { color: var(--ink-2); transition: color var(--dur) var(--ease); }
.nav a:hover { color: var(--blue); }
.nav__cta {
  background: var(--blue); color: #fff !important;
  padding: 9px 20px; border-radius: 999px; font-weight: 600;
  transition: background var(--dur) var(--ease);
}
.nav__cta:hover { background: var(--blue-dark); }

.burger {
  display: none;
  flex-direction: column; gap: 5px;
  background: none; border: none; padding: 6px;
  border-radius: var(--r-sm);
}
.burger span {
  display: block; width: 22px; height: 2px;
  background: var(--ink); border-radius: 2px;
  transition: all var(--dur) var(--ease);
}
.burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- HERO ---- */
.hero {
  position: relative; overflow: hidden;
  padding: 72px 0 84px;
  background: linear-gradient(150deg, #fff 0%, var(--blue-pale) 55%, #fff 100%);
}
.hero__blob {
  position: absolute; top: -120px; right: -120px;
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(59,143,212,.14) 0%, transparent 70%);
  border-radius: 50%; pointer-events: none;
}
.hero__dots {
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(26,95,168,.07) 1px, transparent 1px);
  background-size: 26px 26px; pointer-events: none;
}

.hero__inner { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }

.hero__title {
  font-size: clamp(30px, 4.8vw, 56px);
  font-weight: 800; line-height: 1.1; letter-spacing: -.025em;
  margin-bottom: 20px;
}
.hero__title em { font-style: normal; color: var(--orange); }
.hero__sub { font-size: 16px; color: var(--ink-2); max-width: 420px; margin-bottom: 32px; line-height: 1.75; }
.hero__actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 44px; }
.hero__stats { display: flex; align-items: center; gap: 20px; }
.stat strong { display: block; font-size: 26px; font-weight: 800; color: var(--blue); line-height: 1; }
.stat span   { font-size: 11px; color: var(--ink-3); font-weight: 500; }
.stat__sep   { width: 1px; height: 34px; background: var(--border); }

/* hero visual */
.hero__visual { position: relative; height: 360px; }

.hcard {
  position: absolute;
  background: #fff;
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  padding: 22px;
}
.hcard--main { inset: 12px 0 0; }

.hcard__head {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 11px; font-weight: 600; color: var(--ink-3);
  text-transform: uppercase; letter-spacing: .05em;
  margin-bottom: 4px;
}
.hcard__head svg { width: 16px; height: 16px; color: var(--blue); }
.hcard__value { font-size: 28px; font-weight: 800; color: var(--blue); margin-bottom: 18px; }
.hcard__value span { font-size: 13px; font-weight: 500; color: var(--ink-3); }

.hcard__bars { display: flex; align-items: flex-end; gap: 8px; height: 78px; margin-bottom: 12px; }
.bar-group { display: flex; flex-direction: column; align-items: center; gap: 3px; flex: 1; height: 100%; }
.bar-group span { font-size: 9px; color: var(--ink-3); margin-top: 3px; }
.bar { width: 100%; border-radius: 4px 4px 0 0; }
.bar--before { background: var(--bg-2); height: var(--h); }
.bar--after  { background: linear-gradient(180deg, var(--orange-pale), var(--orange)); height: var(--h); }

.hcard__legend { display: flex; align-items: center; gap: 10px; font-size: 11px; color: var(--ink-3); }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 3px; }
.dot--before { background: var(--bg-2); border: 1px solid var(--ink-3); }
.dot--after  { background: var(--orange); }

.hbadge {
  position: absolute;
  display: flex; align-items: center; gap: 7px;
  background: #fff; border: 1px solid var(--border);
  border-radius: 999px; padding: 9px 15px;
  font-size: 12px; font-weight: 600;
  box-shadow: var(--shadow);
}
.hbadge svg { width: 14px; height: 14px; color: var(--blue); }
.hbadge--1 { bottom: 20px; left: 0;   animation: float 3s ease-in-out infinite; }
.hbadge--2 { bottom: 68px; right: 0;  animation: float 3s ease-in-out infinite .4s; }
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-6px)} }

/* ---- SERVICES ---- */
.services { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }

.scard {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 28px 22px;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.scard:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: rgba(26,95,168,.3); }

.scard__icon {
  width: 48px; height: 48px;
  background: var(--blue-pale);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
  transition: background var(--dur) var(--ease);
}
.scard__icon svg { width: 22px; height: 22px; color: var(--blue); transition: color var(--dur) var(--ease); }
.scard:hover .scard__icon { background: var(--blue); }
.scard:hover .scard__icon svg { color: #fff; }

.scard h3 { font-size: 15px; font-weight: 700; margin-bottom: 8px; }
.scard p  { font-size: 13px; color: var(--ink-2); line-height: 1.65; }

/* ---- SIMULADORES ---- */
.sim-tabs { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 24px; }

.sim-tab {
  display: flex; align-items: center; gap: 7px;
  font-size: 13px; font-weight: 600;
  padding: 10px 18px; border-radius: 999px;
  border: 2px solid var(--border);
  background: var(--surface); color: var(--ink-2);
  transition: all var(--dur) var(--ease);
}
.sim-tab svg { width: 14px; height: 14px; }
.sim-tab.active { background: var(--blue); color: #fff; border-color: var(--blue); }
.sim-tab:hover:not(.active) { border-color: var(--blue); color: var(--blue); }

.sim-panel { display: none; animation: fadeUp .3s var(--ease); }
.sim-panel.active { display: block; }
@keyframes fadeUp { from{opacity:0;transform:translateY(8px)} to{opacity:1;transform:translateY(0)} }

.sim-grid {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl); padding: 34px;
}
.sim-form__title { font-size: 16px; font-weight: 700; margin-bottom: 20px; }

.field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 14px; }
.field label { font-size: 12px; font-weight: 600; color: var(--ink-2); }
.field input, .field select, .field textarea {
  font-family: var(--font); font-size: 14px;
  padding: 11px 13px;
  border-radius: var(--r-sm);
  border: 1.5px solid var(--border);
  background: var(--bg); color: var(--ink);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
  width: 100%;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--blue); background: #fff;
}
.field__hint { font-size: 11px; color: var(--ink-3); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

.sim-result {
  background: var(--bg); border-radius: var(--r-lg);
  padding: 24px; min-height: 280px;
  display: flex; align-items: center; justify-content: center;
}
.sim-placeholder { text-align: center; color: var(--ink-3); padding: 20px; }
.sim-placeholder svg { width: 40px; height: 40px; margin: 0 auto 14px; opacity: .3; }
.sim-placeholder p { font-size: 13px; line-height: 1.65; }

.sim-note { text-align: center; font-size: 12px; color: var(--ink-3); margin-top: 16px; }

/* result cards */
.res { width: 100%; }
.res__top {
  text-align: center; padding-bottom: 16px;
  border-bottom: 1px solid var(--border); margin-bottom: 16px;
}
.res__label { font-size: 10px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; color: var(--ink-3); }
.res__value { font-size: 30px; font-weight: 800; color: var(--blue); margin: 5px 0; }
.res__badge {
  display: inline-block; font-size: 10px; font-weight: 700;
  padding: 3px 12px; border-radius: 999px; margin-top: 3px;
}
.res__badge--ok   { background: #d1fae5; color: #065f46; }
.res__badge--warn { background: #fef3c7; color: #92400e; }
.res__badge--bad  { background: #fee2e2; color: #991b1b; }

.res__rows { display: flex; flex-direction: column; gap: 7px; }
.res__row {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; padding: 8px 11px;
  background: #fff; border-radius: var(--r-sm); border: 1px solid var(--border);
}
.res__row-label { color: var(--ink-2); }
.res__row-value { font-weight: 700; }
.res__row-value--blue   { color: var(--blue); }
.res__row-value--orange { color: var(--orange-dark); }

.res__note {
  margin-top: 12px; font-size: 12px;
  padding: 10px 13px; border-radius: var(--r-sm); line-height: 1.55;
}
.res__note--ok   { background: var(--blue-pale); color: var(--blue-dark); }
.res__note--warn { background: var(--orange-pale); color: var(--orange-dark); }

.regime-list { display: flex; flex-direction: column; gap: 9px; margin-top: 4px; }
.regime-item {
  background: #fff; border: 1.5px solid var(--border);
  border-radius: var(--r-md); padding: 13px 15px;
  transition: border-color var(--dur) var(--ease);
}
.regime-item.is-best { border-color: var(--blue); background: var(--blue-pale); }
.regime-item__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 3px; }
.regime-item__name { font-size: 13px; font-weight: 700; }
.regime-item__tax  { font-size: 14px; font-weight: 800; color: var(--blue); }
.regime-item__sub  { font-size: 11px; color: var(--ink-3); }
.regime-item__tag {
  display: inline-block; font-size: 9px; font-weight: 700;
  background: var(--blue); color: #fff;
  padding: 2px 8px; border-radius: 999px; margin-left: 6px; vertical-align: middle;
}

/* ---- CALENDÁRIO ---- */
.cal-filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }
.chip {
  font-size: 12px; font-weight: 600; padding: 7px 15px;
  border-radius: 999px; border: 1.5px solid var(--border);
  background: var(--surface); color: var(--ink-2);
  cursor: pointer; transition: all var(--dur) var(--ease);
}
.chip.active { background: var(--orange); border-color: var(--orange); color: #fff; }
.chip:hover:not(.active) { border-color: var(--orange); color: var(--orange); }

.cal-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px,1fr)); gap: 14px; }

.cal-item {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 18px;
  display: flex; gap: 14px; align-items: flex-start;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.cal-item:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.cal-item.is-urgent { border-left: 3px solid var(--orange); }

.cal-item__date {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  min-width: 52px; height: 52px;
  border-radius: var(--r-sm);
  background: var(--blue-pale); color: var(--blue);
  font-weight: 800; flex-shrink: 0;
}
.cal-item__date .day   { font-size: 20px; line-height: 1; }
.cal-item__date .month { font-size: 9px; text-transform: uppercase; letter-spacing: .04em; }

.cal-item h4 { font-size: 13px; font-weight: 700; margin-bottom: 3px; }
.cal-item p  { font-size: 12px; color: var(--ink-2); line-height: 1.5; }

.cal-item__tag {
  display: inline-block; margin-top: 7px;
  font-size: 10px; font-weight: 700;
  padding: 2px 9px; border-radius: 999px;
  background: var(--blue-pale); color: var(--blue);
}
.cal-item.is-urgent .cal-item__tag { background: var(--orange-pale); color: var(--orange-dark); }

/* ---- COMO FUNCIONA ---- */
.steps {
  display: flex; align-items: flex-start;
  justify-content: center; flex-wrap: wrap;
  gap: 0; margin-top: 48px;
}
.step { flex: 1; min-width: 150px; max-width: 220px; text-align: center; padding: 0 16px; }
.step__num { font-size: 10px; font-weight: 700; color: rgba(255,255,255,.3); letter-spacing: .1em; margin-bottom: 10px; }
.step__icon {
  width: 60px; height: 60px;
  background: rgba(255,255,255,.1); border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 14px;
  transition: background var(--dur) var(--ease);
}
.step__icon svg { width: 26px; height: 26px; color: var(--orange-pale); }
.step:hover .step__icon { background: rgba(255,255,255,.18); }
.step h3 { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.step p  { font-size: 13px; color: rgba(255,255,255,.6); line-height: 1.65; }
.step__conn {
  width: 40px; height: 2px;
  background: rgba(255,255,255,.15);
  flex-shrink: 0; margin-top: 40px;
}

/* ---- DEPOIMENTOS ---- */
.testimonials { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.tcard {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 28px;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.tcard:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.tcard__stars { color: var(--orange); font-size: 15px; letter-spacing: 2px; margin-bottom: 14px; }
.tcard p { font-size: 14px; color: var(--ink-2); line-height: 1.75; margin-bottom: 22px; font-style: italic; }
.tcard__author { display: flex; align-items: center; gap: 12px; }
.avatar {
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--blue-pale); color: var(--blue);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 12px; flex-shrink: 0;
}
.tcard__author strong { display: block; font-size: 13px; font-weight: 700; }
.tcard__author span   { font-size: 11px; color: var(--ink-3); }

/* ---- SOBRE ---- */
.about { display: grid; grid-template-columns: 1.1fr .9fr; gap: 60px; align-items: center; }
.about__content p { font-size: 14px; color: var(--ink-2); margin-top: 14px; line-height: 1.75; }
.about__list { list-style: none; margin-top: 22px; display: flex; flex-direction: column; gap: 10px; }
.about__list li {
  display: flex; align-items: center; gap: 10px;
  font-size: 14px; font-weight: 500; color: var(--ink-2);
}
.about__list svg { width: 17px; height: 17px; color: var(--blue); flex-shrink: 0; }
.about__frame {
  position: relative;
  background: var(--blue-pale); border-radius: var(--r-xl);
  overflow: hidden; padding: 40px;
  display: flex; align-items: center; justify-content: center;
}
.about__logo { width: 80%; border-radius: var(--r-lg); object-fit: cover; }
.about__deco {
  position: absolute; bottom: -56px; right: -56px;
  width: 190px; height: 190px; border-radius: 50%;
  background: radial-gradient(circle, rgba(232,123,42,.22) 0%, transparent 70%);
  pointer-events: none;
}

/* ---- CONTATO ---- */
.contact { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; }
.contact__items { display: flex; flex-direction: column; gap: 12px; }
.citem {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 14px 16px;
  background: var(--bg-2); border-radius: var(--r-md);
  border: 1px solid var(--border);
  transition: border-color var(--dur) var(--ease);
}
.citem--link:hover { border-color: var(--blue); }
.citem__icon {
  width: 38px; height: 38px;
  background: var(--blue-pale); border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.citem__icon svg { width: 17px; height: 17px; color: var(--blue); }
.citem strong { display: block; font-size: 12px; font-weight: 700; color: var(--ink); }
.citem span   { font-size: 12px; color: var(--ink-2); }

.contact__form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl); padding: 30px;
}
.form-feedback {
  text-align: center; font-size: 13px;
  color: var(--blue); margin-top: 12px; min-height: 20px;
}

/* ---- FOOTER ---- */
.footer { background: var(--ink); color: rgba(255,255,255,.6); }
.footer__inner {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px; padding: 52px 20px 36px;
  max-width: var(--w); margin: 0 auto;
}
.footer__logo { height: 42px; border-radius: 6px; margin-bottom: 12px; filter: brightness(0) invert(1); }
.footer__brand p { font-size: 12px; line-height: 1.6; }
.footer__social { display: flex; gap: 10px; margin-top: 14px; }
.footer__social a {
  display: flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.15);
  transition: all var(--dur) var(--ease);
}
.footer__social a:hover { border-color: var(--orange); color: var(--orange-pale); }
.footer__social svg { width: 15px; height: 15px; }
.footer__nav { display: flex; flex-direction: column; gap: 9px; }
.footer__nav strong { color: #fff; font-size: 12px; font-weight: 700; margin-bottom: 3px; }
.footer__nav a { font-size: 12px; transition: color var(--dur) var(--ease); }
.footer__nav a:hover { color: var(--orange-pale); }
.footer__contact { display: flex; flex-direction: column; gap: 9px; }
.footer__contact strong { color: #fff; font-size: 12px; font-weight: 700; margin-bottom: 3px; }
.footer__contact a, .footer__contact span { font-size: 12px; transition: color var(--dur) var(--ease); }
.footer__contact a:hover { color: var(--orange-pale); }
.footer__bottom { border-top: 1px solid rgba(255,255,255,.08); }
.footer__bottom-inner {
  max-width: var(--w); margin: 0 auto; padding: 18px 20px;
  display: flex; justify-content: space-between; flex-wrap: wrap;
  gap: 6px; font-size: 11px;
}

/* ---- WHATSAPP ---- */
.whatsapp-btn {
  position: fixed; bottom: 22px; right: 22px;
  width: 54px; height: 54px;
  background: #25D366; color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,.4);
  z-index: 99;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.whatsapp-btn:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,.55); }
.whatsapp-btn svg { width: 30px; height: 30px; }

/* ---- SCROLL ANIMATIONS ---- */
[data-aos] {
  opacity: 0; transform: translateY(20px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}
[data-aos][data-aos-delay="100"] { transition-delay: .1s; }
[data-aos][data-aos-delay="150"] { transition-delay: .15s; }
[data-aos="fade-left"]  { transform: translateX(20px); }
[data-aos="fade-right"] { transform: translateX(-20px); }
[data-aos].is-visible   { opacity: 1; transform: translate(0); }

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .footer__inner { grid-template-columns: 1fr 1fr; }
  .steps { gap: 24px; }
  .step__conn { display: none; }
}

@media (max-width: 900px) {
  .hero__inner        { grid-template-columns: 1fr; }
  .hero__visual       { height: 250px; margin-top: 28px; }
  .services           { grid-template-columns: repeat(2,1fr); }
  .sim-grid           { grid-template-columns: 1fr; }
  .testimonials       { grid-template-columns: 1fr; }
  .about              { grid-template-columns: 1fr; }
  .contact            { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .header__inner { height: 62px; }
  .nav {
    position: absolute; top: 62px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--border);
    flex-direction: column; align-items: stretch;
    padding: 14px 20px 20px; gap: 0;
    display: none; box-shadow: var(--shadow-lg);
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 11px 0; border-bottom: 1px solid var(--border); font-size: 15px; }
  .nav a:last-child { border-bottom: none; }
  .nav__cta { margin-top: 10px; border-radius: var(--r-sm) !important; padding: 12px !important; text-align: center; }
  .burger { display: flex; }

  .section { padding: 52px 0; }
  .hero { padding: 44px 0 52px; }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { justify-content: center; }
  .hero__stats { gap: 14px; }
  .stat strong { font-size: 22px; }

  .services { grid-template-columns: 1fr; }
  .sim-tabs { flex-direction: column; }
  .sim-grid { padding: 22px 18px; }
  .field-row { grid-template-columns: 1fr; }

  .footer__inner { grid-template-columns: 1fr; gap: 24px; }
  .footer__bottom-inner { flex-direction: column; text-align: center; }
  .steps { flex-direction: column; align-items: center; gap: 28px; }
  .step { min-width: 100%; max-width: 100%; padding: 0; }
}

@media (max-width: 480px) {
  .hero__title { font-size: 26px; }
  .section__title { font-size: 22px; }
  .hero__visual { display: none; }
  .logo__img { height: 38px; }
}