/* ==========================================================================
   AC Tech Innovation — folha de estilos principal
   Sistema visual herdado do portal Platform One:
   base naval escura, acento âmbar, Poppins para títulos e Inter para texto.
   ========================================================================== */

/* -------------------------------------------------- Tokens */
:root {
  /* Superfícies */
  --void: #05090f;
  --deep: #070c16;
  --panel: #0b1220;
  --card: #0d1524;
  --raised: #111c2e;
  --line: #1c2a40;
  --hair: #16233a;

  /* Acento */
  --amber: #fbbf24;
  --amber-soft: #fcd34d;
  --amber-deep: #f59e0b;
  --amber-dim: rgba(251, 191, 36, 0.12);

  /* Texto */
  --ink: #f1f5f9;
  --muted: #94a3b8;
  --faint: #64748b;

  /* Semântica */
  --ok: #10b981;

  /* Tipografia */
  --display: "Poppins", system-ui, sans-serif;
  --body: "Inter", system-ui, sans-serif;

  /* Medidas */
  --shell: 1120px;
  --radius: 16px;
  --shadow-card: inset 0 1px 0 0 rgba(255, 255, 255, 0.03),
    0 18px 40px -24px rgba(0, 0, 0, 0.9);
  --shadow-pop: 0 30px 60px -30px rgba(0, 0, 0, 0.95);
  --shadow-amber: 0 8px 24px -10px rgba(251, 191, 36, 0.55);
}

/* -------------------------------------------------- Base */
*,
*::before,
*::after {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

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

h1,
h2,
h3,
h4 {
  font-family: var(--display);
  letter-spacing: -0.02em;
  margin: 0;
  line-height: 1.15;
}

p {
  margin: 0;
}

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

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

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
  border-radius: 6px;
}

::selection {
  background: rgba(251, 191, 36, 0.3);
}

::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--deep);
}
::-webkit-scrollbar-thumb {
  background: var(--line);
  border: 2px solid var(--deep);
  border-radius: 999px;
}

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

/* -------------------------------------------------- Utilitários */
.shell {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 20px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 12px;
  z-index: 200;
  background: var(--amber);
  color: var(--void);
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.85rem;
}
.skip-link:focus {
  left: 20px;
}

/* Entrada suave, accionada por IntersectionObserver */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition:
    opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* -------------------------------------------------- Fundo HUD */
.backdrop {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.backdrop__wash {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    120% 80% at 50% -10%,
    #0e1b2e 0%,
    #080d18 45%,
    #05090f 100%
  );
}

.backdrop__svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.5;
}

.backdrop__leak {
  position: absolute;
  width: 520px;
  height: 520px;
  top: -160px;
  left: -160px;
  border-radius: 50%;
  background: rgba(56, 189, 248, 0.05);
  filter: blur(120px);
}

.backdrop__floor {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: 260px;
  background: linear-gradient(to top, var(--void), transparent);
}

/* -------------------------------------------------- Cabeçalho */
.masthead {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(22, 35, 58, 0.7);
  background: rgba(7, 12, 22, 0.78);
  backdrop-filter: blur(18px);
  transition: box-shadow 0.25s ease;
}

.masthead.is-stuck {
  box-shadow: 0 10px 30px -18px rgba(0, 0, 0, 0.9);
}

.masthead__inner {
  display: flex;
  align-items: center;
  gap: 16px;
  height: 72px;
}

.wordmark {
  display: block;
  flex-shrink: 0;
}
.wordmark__name {
  display: block;
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.18rem;
  line-height: 1;
}
.wordmark__sub {
  display: block;
  margin-top: 6px;
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  color: var(--faint);
}

.nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav__link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--muted);
  position: relative;
  padding: 6px 0;
  transition: color 0.2s ease;
}
.nav__link:hover,
.nav__link.is-active {
  color: var(--ink);
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 0;
  background: var(--amber);
  border-radius: 2px;
  transition: width 0.25s ease;
}
.nav__link:hover::after,
.nav__link.is-active::after {
  width: 100%;
}

.nav__cta {
  margin-left: 6px;
}

.burger {
  display: none;
  margin-left: auto;
  background: none;
  border: 1px solid var(--hair);
  border-radius: 10px;
  color: var(--muted);
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition:
    color 0.2s ease,
    border-color 0.2s ease;
}
.burger:hover {
  color: var(--ink);
  border-color: var(--line);
}

.drawer {
  display: none;
  border-top: 1px solid var(--hair);
  background: var(--deep);
  padding: 16px 20px 24px;
}
.drawer.is-open {
  display: block;
}
.drawer a {
  display: block;
  padding: 13px 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--muted);
  border-bottom: 1px solid rgba(22, 35, 58, 0.6);
}
.drawer a:last-of-type {
  border-bottom: none;
}
.drawer .btn {
  margin-top: 18px;
  width: 100%;
}

/* -------------------------------------------------- Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border: none;
  border-radius: 10px;
  padding: 14px 26px;
  font-family: var(--body);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    transform 0.15s ease,
    background-color 0.15s ease,
    border-color 0.15s ease,
    box-shadow 0.15s ease;
}

.btn--primary {
  background: var(--amber);
  color: var(--void);
  box-shadow: var(--shadow-amber);
}
.btn--primary:hover {
  background: var(--amber-soft);
  transform: translateY(-2px);
}

.btn--ghost {
  background: rgba(11, 18, 32, 0.6);
  border: 1px solid var(--line);
  color: var(--ink);
}
.btn--ghost:hover {
  background: var(--raised);
  border-color: var(--amber);
  transform: translateY(-2px);
}

.btn--sm {
  padding: 11px 18px;
  font-size: 0.75rem;
}

.btn[disabled] {
  opacity: 0.45;
  pointer-events: none;
}

/* -------------------------------------------------- Secções */
main {
  position: relative;
  z-index: 1;
}

.section {
  padding: 104px 0;
  position: relative;
}

.section--hair {
  border-top: 1px solid rgba(22, 35, 58, 0.7);
}

.section-head {
  max-width: 640px;
  margin-bottom: 56px;
}

.section-head--center {
  margin-inline: auto;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 14px;
}

.section-head h2 {
  font-size: clamp(1.9rem, 4vw, 2.7rem);
  font-weight: 700;
}

.section-head p {
  margin-top: 16px;
  color: var(--muted);
  font-size: 1.02rem;
  max-width: 58ch;
}
.section-head--center p {
  margin-inline: auto;
}

/* -------------------------------------------------- Hero */
.hero {
  position: relative;
  padding: 112px 0 96px;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 56px;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border: 1px solid rgba(251, 191, 36, 0.3);
  background: var(--amber-dim);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--amber);
  margin-bottom: 26px;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 800;
  max-width: 15ch;
}

.hero h1 .accent {
  color: var(--amber);
}

.hero__lead {
  margin-top: 22px;
  max-width: 54ch;
  font-size: 1.08rem;
  color: var(--muted);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.hero__proof {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 52px;
  padding-top: 36px;
  border-top: 1px solid rgba(22, 35, 58, 0.8);
}

.proof__value {
  font-family: var(--display);
  font-size: 1.22rem;
  font-weight: 700;
  color: var(--amber);
  line-height: 1.3;
}

.proof__label {
  margin-top: 4px;
  font-size: 0.83rem;
  color: var(--muted);
  line-height: 1.45;
}

/* Painel de consola no hero */
.console {
  border: 1px solid rgba(28, 42, 64, 0.8);
  border-radius: 20px;
  background: rgba(13, 21, 36, 0.72);
  box-shadow: var(--shadow-pop);
  backdrop-filter: blur(10px);
  overflow: hidden;
}

.console__bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--hair);
  font-size: 0.68rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--faint);
}

.console__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ok);
  animation: blink 2.4s ease-in-out infinite;
}

@keyframes blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.3;
  }
}

.console__body {
  padding: 22px;
  display: grid;
  gap: 12px;
}

.console__row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border: 1px solid var(--hair);
  border-radius: 12px;
  background: rgba(11, 18, 32, 0.6);
}

.console__icon {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  border: 1px solid rgba(251, 191, 36, 0.25);
  background: var(--amber-dim);
  color: var(--amber);
}

.console__name {
  display: block;
  font-size: 0.92rem;
  font-weight: 600;
}

.console__meta {
  display: block;
  margin-top: 2px;
  font-size: 0.78rem;
  color: var(--faint);
}

.console__status {
  margin-left: auto;
  flex-shrink: 0;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ok);
  border: 1px solid rgba(16, 185, 129, 0.3);
  background: rgba(16, 185, 129, 0.1);
  border-radius: 999px;
  padding: 5px 11px;
}

/* -------------------------------------------------- Cartões genéricos */
.card {
  border: 1px solid rgba(28, 42, 64, 0.7);
  border-radius: var(--radius);
  background: rgba(13, 21, 36, 0.78);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(6px);
  padding: 30px;
  transition:
    border-color 0.25s ease,
    transform 0.25s ease;
}

.card:hover {
  border-color: rgba(251, 191, 36, 0.35);
  transform: translateY(-4px);
}

.card__icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  border: 1px solid rgba(251, 191, 36, 0.25);
  background: var(--amber-dim);
  color: var(--amber);
  margin-bottom: 22px;
}

.card h3 {
  font-size: 1.16rem;
  font-weight: 600;
}

.card__text {
  margin-top: 10px;
  font-size: 0.92rem;
  color: var(--muted);
}

.feature-list {
  margin-top: 20px;
  display: grid;
  gap: 9px;
}

.feature-list li {
  display: flex;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.5;
}

.feature-list svg {
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--amber);
}

/* -------------------------------------------------- Serviços */
.grid-services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

/* -------------------------------------------------- Sistemas */
.grid-systems {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.system {
  display: flex;
  flex-direction: column;
  position: relative;
}

.system__flag {
  position: absolute;
  top: 22px;
  right: 22px;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 999px;
  padding: 5px 11px;
  border: 1px solid rgba(251, 191, 36, 0.35);
  background: var(--amber-dim);
  color: var(--amber);
}

.system__tagline {
  margin-top: 6px;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faint);
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.tag {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--muted);
  border: 1px solid var(--hair);
  background: rgba(11, 18, 32, 0.6);
  border-radius: 999px;
  padding: 5px 12px;
}

.system__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
  padding-top: 24px;
}

.system__actions .btn {
  flex: 1 1 auto;
}

.system--cta {
  border-color: rgba(251, 191, 36, 0.35);
  background: linear-gradient(
    150deg,
    rgba(251, 191, 36, 0.09) 0%,
    rgba(13, 21, 36, 0.85) 60%
  );
}

/* -------------------------------------------------- Processo */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  counter-reset: step;
}

.step {
  border-top: 2px solid var(--hair);
  padding-top: 22px;
  transition: border-color 0.25s ease;
}

.step:hover {
  border-top-color: var(--amber);
}

.step__num {
  font-family: var(--display);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: 0.08em;
}

.step h3 {
  margin-top: 10px;
  font-size: 1.05rem;
  font-weight: 600;
}

.step p {
  margin-top: 8px;
  font-size: 0.89rem;
  color: var(--muted);
}

/* -------------------------------------------------- Clientes */
.clients {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.client {
  border: 1px solid rgba(28, 42, 64, 0.7);
  border-radius: var(--radius);
  background: rgba(13, 21, 36, 0.6);
  padding: 28px 22px;
  text-align: center;
  transition:
    border-color 0.25s ease,
    transform 0.25s ease;
}

.client:hover {
  border-color: rgba(251, 191, 36, 0.35);
  transform: translateY(-4px);
}

.client__mark {
  height: 56px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
}

.client__mark img {
  max-height: 48px;
  max-width: 140px;
  object-fit: contain;
  filter: grayscale(100%) brightness(1.9);
  opacity: 0.85;
  transition:
    filter 0.25s ease,
    opacity 0.25s ease;
}

.client:hover .client__mark img {
  filter: none;
  opacity: 1;
}

/* Recurso quando o logótipo externo não carrega */
.client__mark--text {
  font-family: var(--display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.client__name {
  font-size: 0.95rem;
  font-weight: 600;
}

.client__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--amber);
}

.client__link:hover {
  color: var(--amber-soft);
}

/* -------------------------------------------------- Contacto */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 28px;
  align-items: start;
}

.contact-list {
  display: grid;
  gap: 16px;
}

.contact-row {
  display: flex;
  gap: 16px;
  padding: 20px;
  border: 1px solid rgba(28, 42, 64, 0.7);
  border-radius: 14px;
  background: rgba(13, 21, 36, 0.6);
}

.contact-row__icon {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  border: 1px solid rgba(251, 191, 36, 0.25);
  background: var(--amber-dim);
  color: var(--amber);
}

.contact-row h3 {
  font-size: 0.94rem;
  font-weight: 600;
}

.contact-row p,
.contact-row a {
  display: block;
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 3px;
}

.contact-row a:hover {
  color: var(--amber);
}

/* Formulário */
.form-panel {
  border: 1px solid rgba(28, 42, 64, 0.7);
  border-radius: var(--radius);
  background: rgba(13, 21, 36, 0.8);
  box-shadow: var(--shadow-pop);
  padding: 32px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 24px;
}

.field {
  display: block;
}

.field--wide {
  grid-column: 1 / -1;
}

.field__label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--muted);
}

.field__label .req {
  color: var(--amber);
  margin-left: 3px;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  color: var(--ink);
  font-family: var(--body);
  font-size: 0.94rem;
  padding: 13px 15px;
  transition: border-color 0.18s ease;
}

.field textarea {
  resize: vertical;
  min-height: 128px;
  line-height: 1.6;
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--faint);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--amber);
}

.field input.is-filled,
.field select.is-filled,
.field textarea.is-filled {
  border-color: rgba(251, 191, 36, 0.65);
}

.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 15px center;
  padding-right: 40px;
}

.form-note {
  margin-top: 18px;
  font-size: 0.8rem;
  color: var(--faint);
}

.form-alert {
  margin-top: 18px;
  border-radius: 10px;
  padding: 13px 16px;
  font-size: 0.87rem;
  display: none;
}

.form-alert.is-shown {
  display: block;
}

.form-alert--bad {
  border: 1px solid rgba(239, 68, 68, 0.3);
  background: rgba(239, 68, 68, 0.1);
  color: #fca5a5;
}

.form-alert--ok {
  border: 1px solid rgba(16, 185, 129, 0.3);
  background: rgba(16, 185, 129, 0.1);
  color: #6ee7b7;
}

/* -------------------------------------------------- Rodapé */
.footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(22, 35, 58, 0.7);
  background: rgba(7, 12, 22, 0.85);
  padding: 56px 0 32px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
}

.footer__blurb {
  margin-top: 18px;
  max-width: 42ch;
  font-size: 0.9rem;
  color: var(--muted);
}

.footer h4 {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 16px;
}

.footer__links {
  display: grid;
  gap: 10px;
}

.footer__links a {
  font-size: 0.9rem;
  color: var(--muted);
  transition: color 0.2s ease;
}

.footer__links a:hover {
  color: var(--amber);
}

.footer__base {
  margin-top: 44px;
  padding-top: 24px;
  border-top: 1px solid rgba(22, 35, 58, 0.7);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--faint);
}

/* Botão flutuante de WhatsApp */
.whatsapp {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 60;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--amber);
  color: var(--void);
  box-shadow: var(--shadow-amber);
  transition: transform 0.2s ease;
}

.whatsapp:hover {
  transform: scale(1.08);
}

/* ==========================================================================
   Adaptação a ecrãs pequenos
   ========================================================================== */

@media (max-width: 1040px) {
  .grid-services,
  .grid-systems {
    grid-template-columns: repeat(2, 1fr);
  }
  .clients {
    grid-template-columns: repeat(2, 1fr);
  }
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 900px) {
  .nav {
    display: none;
  }
  .burger {
    display: flex;
  }
  .hero {
    padding: 76px 0 72px;
  }
  .hero__grid {
    grid-template-columns: 1fr;
    gap: 44px;
  }
  .hero h1 {
    max-width: 20ch;
  }
  .section {
    padding: 80px 0;
  }
}

@media (max-width: 640px) {
  html {
    scroll-padding-top: 76px;
  }
  .grid-services,
  .grid-systems,
  .clients,
  .steps,
  .form-grid,
  .footer__grid {
    grid-template-columns: 1fr;
  }
  .hero__proof {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .hero__actions .btn {
    width: 100%;
  }
  .card,
  .form-panel {
    padding: 24px 20px;
  }
  .section-head {
    margin-bottom: 40px;
  }
  .system__actions {
    flex-direction: column;
  }
  .system__actions .btn {
    width: 100%;
  }
  .whatsapp {
    right: 16px;
    bottom: 16px;
  }
}