/* ============================================
   Brand Co. — Design System & Styles
   ============================================ */

/* ---------- CUSTOM PROPERTIES ---------- */
:root {
  --clr-navy: #081B2E;
  --clr-white: #FFFFFF;
  --clr-gray-light: #F7F8FA;
  --clr-gray-mid: #D9DDE5;
  --clr-gray-dark: #27364B;
  --clr-red: #C62839;
  --clr-blue-light: #DCEBFF;
  --clr-pink-pastel: #FCE4EC;

  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Helvetica Neue', sans-serif;

  --max-width: 1280px;
  --section-gap: 120px;
  --pad-desktop: 80px;
  --pad-tablet: 48px;
  --pad-mobile: 24px;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --shadow-sm: 0 1px 3px rgba(8,27,46,0.06);
  --shadow-md: 0 4px 16px rgba(8,27,46,0.08);
  --shadow-lg: 0 12px 40px rgba(8,27,46,0.12);
  --shadow-card: 0 2px 8px rgba(8,27,46,0.04);

  --ease: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: 400ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- RESET ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  font-size: 18px;
  line-height: 1.6;
  color: var(--clr-gray-dark);
  background: var(--clr-white);
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; }
input, select, textarea { font: inherit; }

/* ---------- CONTAINER ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-left: var(--pad-desktop);
  padding-right: var(--pad-desktop);
}

.container--sm {
  max-width: 880px;
}

/* ---------- SECTION ---------- */
.section {
  padding: var(--section-gap) 0;
}

.section--alt {
  background: var(--clr-gray-light);
}

.section--cta {
  background: var(--clr-navy);
  color: var(--clr-white);
  text-align: center;
}

.section__header {
  text-align: center;
  margin-bottom: 64px;
}

.section__title {
  font-size: 56px;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--clr-navy);
}

.section--cta .section__title {
  color: var(--clr-white);
}

.section__title--left {
  text-align: left;
  margin-bottom: 32px;
}

.section__action {
  text-align: center;
  margin-top: 48px;
}

/* ---------- GRID ---------- */
.grid {
  display: grid;
  gap: 32px;
}

.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.grid--tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.01em;
  border-radius: var(--radius-sm);
  transition: all var(--ease);
  white-space: nowrap;
}

.btn--primary {
  background: var(--clr-red);
  color: var(--clr-white);
  box-shadow: 0 4px 14px rgba(198,40,57,0.3);
}

.btn--primary:hover {
  background: #a8202f;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(198,40,57,0.35);
}

.btn--outline {
  border: 2px solid var(--clr-navy);
  color: var(--clr-navy);
  background: transparent;
}

.btn--outline:hover {
  background: var(--clr-navy);
  color: var(--clr-white);
}

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

.btn--lg {
  padding: 18px 48px;
  font-size: 18px;
}

/* ---------- NAV ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(8,27,46,0.06);
}

.nav__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px var(--pad-desktop);
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
  color: var(--clr-navy);
  letter-spacing: -0.02em;
}

.nav__logo svg { flex-shrink: 0; }

.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav__links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--clr-gray-dark);
  transition: color var(--ease);
}

.nav__links a:hover {
  color: var(--clr-red);
}

.nav__cta {
  padding: 10px 20px !important;
  background: var(--clr-red);
  color: var(--clr-white) !important;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
  transition: all var(--ease) !important;
}

.nav__cta:hover {
  background: #a8202f !important;
  color: var(--clr-white) !important;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-navy);
  border-radius: 2px;
  transition: all var(--ease);
}

/* ---------- HERO ---------- */
.hero {
  padding: 140px var(--pad-desktop) 80px;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.hero__content {
  padding-top: 24px;
}

.hero__logo {
  margin-bottom: 32px;
}

.hero__title {
  font-size: 56px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--clr-navy);
  margin-bottom: 20px;
}

.hero__subtitle {
  font-size: 22px;
  font-weight: 500;
  color: var(--clr-gray-dark);
  line-height: 1.4;
  margin-bottom: 16px;
}

.hero__text {
  font-size: 18px;
  color: var(--clr-gray-dark);
  line-height: 1.7;
  opacity: 0.75;
  margin-bottom: 28px;
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 36px;
}

.badge {
  font-size: 14px;
  font-weight: 500;
  color: var(--clr-navy);
  padding: 6px 14px;
  border-radius: 100px;
  background: var(--clr-gray-light);
  letter-spacing: 0.01em;
}

.hero__actions {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
}

.hero__credentials {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--clr-gray-dark);
  opacity: 0.6;
  font-weight: 500;
}

.hero__credentials .sep {
  opacity: 0.3;
}

/* ---------- FORM CARD ---------- */
.form-card {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

.form-card__title {
  font-size: 24px;
  font-weight: 700;
  color: var(--clr-navy);
  margin-bottom: 8px;
}

.form-card__desc {
  font-size: 15px;
  color: var(--clr-gray-dark);
  opacity: 0.6;
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  font-size: 15px;
  border: 1.5px solid var(--clr-gray-mid);
  border-radius: var(--radius-sm);
  background: var(--clr-white);
  color: var(--clr-navy);
  transition: border-color var(--ease), box-shadow var(--ease);
  appearance: none;
  -webkit-appearance: none;
}

.form-group input::placeholder {
  color: var(--clr-gray-dark);
  opacity: 0.4;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--clr-navy);
  box-shadow: 0 0 0 3px rgba(8,27,46,0.08);
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%2327364B' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}

.form-group--checkbox {
  margin-bottom: 20px;
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--clr-gray-dark);
  line-height: 1.5;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.checkbox-custom {
  width: 20px;
  height: 20px;
  min-width: 20px;
  border: 1.5px solid var(--clr-gray-mid);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--ease);
  margin-top: 1px;
}

.checkbox-label input:checked + .checkbox-custom {
  background: var(--clr-navy);
  border-color: var(--clr-navy);
}

.checkbox-label input:checked + .checkbox-custom::after {
  content: '';
  width: 10px;
  height: 10px;
  background: var(--clr-white);
  clip-path: polygon(14% 44%, 0 58%, 46% 100%, 100% 14%, 86% 0%, 42% 72%);
}

.link {
  color: var(--clr-red);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ---------- CARD ---------- */
.card {
  background: var(--clr-white);
  border-radius: var(--radius-md);
  padding: 40px 32px;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(8,27,46,0.04);
  transition: all var(--ease);
}

.card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--shadow-md);
}

.card__icon {
  margin-bottom: 20px;
}

.card__title {
  font-size: 22px;
  font-weight: 700;
  color: var(--clr-navy);
  margin-bottom: 12px;
  line-height: 1.3;
}

.card__text {
  font-size: 16px;
  color: var(--clr-gray-dark);
  opacity: 0.75;
  line-height: 1.7;
}

.card--brand {
  text-align: center;
}

.card__brand-logo {
  margin-bottom: 20px;
  display: flex;
  justify-content: center;
}

/* ---------- HORIZONTAL CARDS ---------- */
.cards-horizontal {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.card-h {
  border-radius: var(--radius-md);
  padding: 48px 40px;
  transition: all var(--ease);
}

.card-h:hover {
  transform: translateY(-4px) scale(1.02);
}

.card-h--primary {
  background: var(--clr-navy);
  color: var(--clr-white);
  box-shadow: var(--shadow-lg);
}

.card-h--alt {
  background: var(--clr-white);
  border: 1px solid var(--clr-gray-mid);
  box-shadow: var(--shadow-card);
}

.card-h__title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.2;
}

.card-h__text {
  font-size: 17px;
  line-height: 1.7;
  opacity: 0.85;
  max-width: 700px;
}

/* ---------- TWO COL ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.two-col__image {
  border-radius: var(--radius-md);
  overflow: hidden;
  width: 100%;
}

.two-col__img {
  width: 100%;
  height: auto;
  display: block;
}

/* ---------- CHECKLIST ---------- */
.checklist {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 36px;
}

.checklist li {
  font-size: 16px;
  font-weight: 500;
  color: var(--clr-navy);
  padding: 12px 16px;
  background: var(--clr-gray-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 10px;
}

.checklist li::before {
  content: '✓';
  font-weight: 700;
  color: var(--clr-red);
}

/* ---------- DISCLAIMER ---------- */
.disclaimer {
  text-align: center;
  font-size: 14px;
  color: var(--clr-gray-dark);
  opacity: 0.5;
  margin-top: 48px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

/* ---------- TIMELINE ---------- */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  max-width: 720px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 24px;
  bottom: 24px;
  width: 2px;
  background: var(--clr-gray-mid);
}

.timeline__item {
  display: flex;
  gap: 32px;
  position: relative;
  padding-bottom: 48px;
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__num {
  width: 50px;
  height: 50px;
  min-width: 50px;
  border-radius: 50%;
  background: var(--clr-navy);
  color: var(--clr-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  position: relative;
  z-index: 1;
}

.timeline__content h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--clr-navy);
  margin-bottom: 8px;
  padding-top: 10px;
}

.timeline__content p {
  font-size: 16px;
  color: var(--clr-gray-dark);
  opacity: 0.7;
  line-height: 1.7;
}

/* ---------- TAGS ---------- */
.tag {
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 600;
  color: var(--clr-navy);
  background: var(--clr-white);
  border: 1px solid var(--clr-gray-mid);
  border-radius: 100px;
  transition: all var(--ease);
}

.tag:hover {
  border-color: var(--clr-navy);
  background: var(--clr-navy);
  color: var(--clr-white);
  transform: translateY(-2px);
}

/* ---------- ACCORDION ---------- */
.accordion {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.accordion__item {
  border-bottom: 1px solid var(--clr-gray-mid);
}

.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--clr-navy);
  text-align: left;
  transition: color var(--ease);
}

.accordion__trigger:hover {
  color: var(--clr-red);
}

.accordion__icon {
  flex-shrink: 0;
  transition: transform var(--ease);
  color: var(--clr-navy);
}

.accordion__item.is-open .accordion__icon {
  transform: rotate(45deg);
}

.accordion__content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 350ms ease, padding 350ms ease;
}

.accordion__item.is-open .accordion__content {
  max-height: 300px;
  padding-bottom: 24px;
}

.accordion__content p {
  font-size: 16px;
  color: var(--clr-gray-dark);
  opacity: 0.7;
  line-height: 1.7;
}

/* ---------- CTA BLOCK ---------- */
.cta-block {
  max-width: 720px;
  margin: 0 auto;
}

.cta-block__title {
  font-size: 48px;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.cta-block__text {
  font-size: 20px;
  opacity: 0.7;
  line-height: 1.6;
  margin-bottom: 40px;
}

/* ---------- FOOTER ---------- */
.footer {
  background: var(--clr-gray-light);
  padding: 80px 0 32px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer__brand .nav__logo {
  margin-bottom: 16px;
}

.footer__desc {
  font-size: 15px;
  color: var(--clr-gray-dark);
  opacity: 0.6;
  line-height: 1.7;
}

.footer h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--clr-navy);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.footer__links a,
.footer__contact a,
.footer__contact span {
  display: block;
  font-size: 15px;
  color: var(--clr-gray-dark);
  opacity: 0.6;
  margin-bottom: 10px;
  transition: opacity var(--ease);
}

.footer__links a:hover,
.footer__contact a:hover {
  opacity: 1;
}

.footer__social-icons {
  display: flex;
  gap: 12px;
}

.footer__social-icons a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--clr-gray-mid);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-navy);
  transition: all var(--ease);
}

.footer__social-icons a:hover {
  background: var(--clr-navy);
  color: var(--clr-white);
  border-color: var(--clr-navy);
}

.footer__bottom {
  padding-top: 24px;
  border-top: 1px solid var(--clr-gray-mid);
  text-align: center;
}

.footer__bottom p {
  font-size: 14px;
  color: var(--clr-gray-dark);
  opacity: 0.4;
}

/* ---------- STICKY CTA ---------- */
.sticky-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  padding: 12px var(--pad-mobile);
  padding-bottom: calc(12px + env(safe-area-inset-bottom));
  background: var(--clr-white);
  border-top: 1px solid var(--clr-gray-mid);
  box-shadow: 0 -4px 20px rgba(8,27,46,0.08);
}

/* ---------- WHATSAPP FLOATING ---------- */
.wa-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 998;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: var(--clr-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  transition: all var(--ease);
}

.wa-float:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(37,211,102,0.5);
}

/* ---------- FADE UP ANIMATIONS ---------- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 600ms ease, transform 600ms var(--ease-out);
}

.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in {
  opacity: 0;
  transition: opacity 700ms ease;
}

.fade-in.is-visible {
  opacity: 1;
}

/* ---------- RESPONSIVE ---------- */

/* Tablet */
@media (max-width: 1024px) {

  .hero__inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero__title {
    font-size: 44px;
  }

  .section__title {
    font-size: 40px;
  }

  .cta-block__title {
    font-size: 36px;
  }

  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

}

@media (max-width: 768px) {

  .container {
    padding-left: var(--pad-mobile);
    padding-right: var(--pad-mobile);
  }

  .hero {
    padding: 120px var(--pad-mobile) 60px;
  }

  .hero__title {
    font-size: 34px;
  }

  .hero__subtitle {
    font-size: 18px;
  }

  .hero__text {
    font-size: 16px;
  }

  .hero__badges {
    gap: 8px;
  }

  .hero__actions {
    flex-direction: column;
  }

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

  .hero__credentials {
    font-size: 13px;
  }

  .section {
    padding: 80px 0;
  }

  .section__title {
    font-size: 30px;
  }

  .section__title--left {
    text-align: center;
  }

  .section__header {
    margin-bottom: 40px;
  }

  .grid--3 {
    grid-template-columns: 1fr;
  }

  .two-col {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .two-col__image {
    order: -1;
  }

  .checklist {
    grid-template-columns: 1fr;
  }

  .timeline__item {
    gap: 20px;
  }

  .timeline__content h3 {
    font-size: 18px;
  }

  .cta-block__title {
    font-size: 30px;
  }

  .cta-block__text {
    font-size: 17px;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .card-h {
    padding: 32px 24px;
  }

  .card-h__title {
    font-size: 22px;
  }

  .form-card {
    padding: 28px 24px;
  }

  /* Navigation mobile */
  .nav__links {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--clr-white);
    flex-direction: column;
    gap: 0;
    padding: 16px var(--pad-mobile);
    border-bottom: 1px solid var(--clr-gray-mid);
    box-shadow: var(--shadow-md);
  }

  .nav__links.is-open {
    display: flex;
  }

  .nav__links a {
    display: block;
    padding: 16px 0;
    border-bottom: 1px solid var(--clr-gray-light);
    font-size: 16px;
  }

  .nav__links a:last-child {
    border-bottom: none;
  }

  .nav__cta {
    margin-top: 8px;
    text-align: center;
  }

  .nav__toggle {
    display: flex;
  }

  .nav__toggle.is-active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav__toggle.is-active span:nth-child(2) {
    opacity: 0;
  }

  .nav__toggle.is-active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .sticky-cta {
    display: block;
  }

  .wa-float {
    bottom: 80px;
    right: 16px;
    width: 48px;
    height: 48px;
  }

}

@media (max-width: 480px) {

  .hero__title {
    font-size: 28px;
  }

  .section__title {
    font-size: 26px;
  }

  .grid--4 {
    grid-template-columns: 1fr;
  }

  .btn--lg {
    padding: 16px 32px;
    font-size: 16px;
  }

  .timeline__num {
    width: 40px;
    height: 40px;
    min-width: 40px;
    font-size: 16px;
  }

}

/* ---------- DESKTOP NAV (ensure hidden toggle) ---------- */
@media (min-width: 769px) {
  .nav__links {
    display: flex !important;
  }
}