:root {
  --bg: #121416;
  --bg-soft: #181b1f;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-strong: rgba(255, 255, 255, 0.08);
  --text: #f5f7fb;
  --muted: #bcc3cf;
  --line: rgba(255, 255, 255, 0.1);
  --red: #d72638;
  --red-strong: #ff3d4d;
  --red-soft: rgba(215, 38, 56, 0.14);
  --success: #25d366;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.32);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(215, 38, 56, 0.2), transparent 30%),
    radial-gradient(circle at 80% 10%, rgba(255, 61, 77, 0.08), transparent 25%),
    linear-gradient(180deg, #101214 0%, #14171b 42%, #101214 100%);
  line-height: 1.6;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
  border: 0;
}

.container {
  width: min(calc(100% - 32px), var(--container));
  margin: 0 auto;
}

.section {
  padding: 92px 0;
}

.section-sm {
  padding: 26px 0 10px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #ffd5da;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.section-head {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-head h2 {
  margin: 14px 0 10px;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.08;
}

.section-head p {
  margin: 0;
  color: var(--muted);
  font-size: 1.02rem;
}

.section-head-light p,
.section-head-light h2 {
  color: #fff;
}

.card-glass {
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04));
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--red), var(--red-strong));
  box-shadow: 0 14px 34px rgba(215, 38, 56, 0.28);
}

.btn-outline {
  color: #fff;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.02);
}

.btn-secondary {
  color: #0f1113;
  background: #fff;
}

.btn-full {
  width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: rgba(16, 18, 20, 0.72);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.header-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 84px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand img {
  width: 62px;
  height: 62px;
  object-fit: contain;
  border-radius: 18px;
  background: rgba(255,255,255,0.06);
  padding: 8px;
}

.brand strong {
  display: block;
  font-size: 1.12rem;
}

.brand span {
  display: block;
  color: var(--muted);
  font-size: 0.92rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.main-nav > a:not(.btn) {
  color: var(--muted);
  font-weight: 600;
}

.main-nav > a:not(.btn):hover {
  color: #fff;
}

.nav-toggle {
  width: 48px;
  height: 48px;
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  background: rgba(255,255,255,0.05);
  border-radius: 14px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: #fff;
  margin: 0 auto;
  transition: transform .25s ease, opacity .25s ease;
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.hero {
  padding-top: 54px;
}

.hero-grid,
.feature-grid,
.contact-grid,
.faq-grid {
  display: grid;
  grid-template-columns: 1.06fr 0.94fr;
  align-items: center;
  gap: 40px;
}

.hero-copy h1 {
  margin: 18px 0 16px;
  font-size: clamp(2.7rem, 5.4vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.hero-copy h1 span {
  color: #ff707d;
}

.hero-copy p {
  margin: 0;
  max-width: 660px;
  color: var(--muted);
  font-size: 1.06rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 34px;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.hero-metrics article,
.trust-grid > div,
.service-card,
.benefit-card,
.download-card,
.contact-cards article,
.testimonial-card,
.faq-list details {
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.hero-metrics article {
  padding: 18px;
}

.hero-metrics strong {
  display: block;
  font-size: 1.2rem;
}

.hero-metrics span {
  color: var(--muted);
  font-size: 0.92rem;
}

.hero-card {
  padding: 22px;
  border-radius: var(--radius-xl);
}

.hero-card-top,
.hero-card-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.status-pill,
.small-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.86rem;
  color: #fff;
}

.status-pill i {
  color: var(--success);
  font-size: 0.74rem;
}

.small-label {
  color: var(--muted);
}

.hero-media-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 14px;
  margin: 18px 0;
}

.hero-media {
  border-radius: 20px;
  object-fit: cover;
  min-height: 240px;
  width: 100%;
  border: 1px solid rgba(255,255,255,0.12);
}

.hero-media.side {
  min-height: 240px;
}

.hero-card-bottom p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.mini-link {
  color: #fff;
  white-space: nowrap;
  font-weight: 600;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.trust-grid > div {
  padding: 18px 20px;
  color: #e7ebf2;
  display: flex;
  align-items: center;
  gap: 12px;
}

.trust-grid i,
.icon-wrap {
  color: #ff7c86;
}

.services-grid,
.benefits-grid,
.downloads-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.service-card,
.benefit-card,
.download-card {
  padding: 24px;
}

.icon-wrap {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: var(--red-soft);
  font-size: 1.3rem;
  margin-bottom: 16px;
}

.service-card h3,
.benefit-card h3,
.download-card strong {
  margin: 0 0 10px;
  font-size: 1.2rem;
}

.service-card p,
.benefit-card p,
.download-card span,
.feature-copy,
.contact-copy p,
.form-note,
.faq-list p,
.testimonial-author span {
  color: var(--muted);
}

.section-dark {
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
  border-top: 1px solid rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.image-stack {
  position: relative;
  min-height: 560px;
}

.image-stack img {
  position: absolute;
  object-fit: cover;
  border-radius: 26px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(255,255,255,0.1);
}

.stack-main {
  inset: 0 110px 90px 0;
}

.stack-accent {
  width: 54%;
  right: 0;
  bottom: 0;
  height: 300px;
}

.feature-copy h2,
.contact-copy h2 {
  margin: 16px 0 18px;
  font-size: clamp(2rem, 4vw, 3.3rem);
  line-height: 1.08;
}

.check-list {
  display: grid;
  gap: 14px;
  margin: 22px 0 30px;
}

.check-list div {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.check-list i {
  margin-top: 5px;
  color: #ff7b84;
}

.platform-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.benefits-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.benefit-card strong {
  color: #ff7c86;
  font-size: 1.5rem;
}

.section-red {
  background: linear-gradient(135deg, #9c0f1e 0%, #c41d2e 35%, #6e0d17 100%);
}

.testimonial-slider {
  position: relative;
  min-height: 265px;
}

.testimonial-card {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity .45s ease, transform .45s ease;
  padding: 30px;
  transform: translateY(14px);
  background: rgba(255,255,255,0.12);
}

.testimonial-card.active {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.testimonial-card p {
  margin: 0 0 20px;
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  line-height: 1.5;
  color: #fff;
}

.testimonial-author strong {
  display: block;
  font-size: 1rem;
}

.slider-dots {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-top: 22px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 0;
  background: rgba(255,255,255,0.45);
}

.dot.active {
  background: #fff;
  transform: scale(1.15);
}

.downloads-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.download-card {
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 122px;
}

.download-card i {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--red-soft);
  color: #ff8089;
  font-size: 1.15rem;
}

.section-faq {
  border-top: 1px solid rgba(255,255,255,0.06);
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-list details {
  padding: 20px 22px;
}

.faq-list summary {
  list-style: none;
  font-weight: 700;
  cursor: pointer;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list p {
  margin: 12px 0 0;
}

.section-contact {
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.04));
}

.contact-cards {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.contact-cards article {
  display: flex;
  gap: 14px;
  padding: 18px;
  align-items: center;
}

.contact-cards i {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--red-soft);
  color: #ff8189;
}

.contact-form {
  padding: 28px;
  border-radius: var(--radius-xl);
}

.form-row {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
}

.two-cols {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

label {
  font-size: 0.95rem;
  color: #eef1f5;
  font-weight: 600;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.05);
  color: #fff;
  border-radius: 14px;
  min-height: 54px;
  padding: 0 16px;
  outline: none;
  transition: border-color .2s ease, background .2s ease;
}

textarea {
  min-height: 140px;
  padding: 14px 16px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(255, 124, 134, 0.75);
  background: rgba(255,255,255,0.08);
}

select option {
  color: #111;
}

.form-note {
  margin: 14px 0 0;
  font-size: 0.93rem;
}

.site-footer {
  padding: 26px 0 42px;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}

.footer-wrap p {
  margin: 8px 0 0;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--muted);
}

.footer-links a:hover {
  color: #fff;
}

.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 62px;
  height: 62px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  font-size: 1.9rem;
  box-shadow: 0 20px 40px rgba(37, 211, 102, 0.32);
  z-index: 90;
}

@media (max-width: 1100px) {
  .hero-grid,
  .feature-grid,
  .contact-grid,
  .faq-grid,
  .services-grid,
  .benefits-grid,
  .downloads-grid,
  .trust-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-grid,
  .feature-grid,
  .contact-grid,
  .faq-grid {
    align-items: start;
  }

  .image-stack {
    min-height: 460px;
  }
}

@media (max-width: 920px) {
  .nav-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 16px;
    left: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    background: rgba(18,20,22,0.96);
    padding: 18px;
    border-radius: 22px;
    border: 1px solid rgba(255,255,255,0.08);
    box-shadow: var(--shadow);
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav .btn {
    width: 100%;
  }

  .header-wrap {
    min-height: 76px;
  }
}

@media (max-width: 760px) {
  .section {
    padding: 74px 0;
  }

  .hero-grid,
  .feature-grid,
  .contact-grid,
  .faq-grid,
  .services-grid,
  .benefits-grid,
  .downloads-grid,
  .trust-grid,
  .hero-metrics,
  .two-cols {
    grid-template-columns: 1fr;
  }

  .hero-copy h1 {
    font-size: clamp(2.35rem, 11vw, 3.8rem);
  }

  .image-stack {
    min-height: auto;
  }

  .image-stack img {
    position: relative;
    inset: auto;
    width: 100%;
    height: auto;
  }

  .stack-main {
    margin-bottom: 14px;
  }

  .hero-media-grid {
    grid-template-columns: 1fr;
  }

  .footer-wrap {
    flex-direction: column;
    align-items: flex-start;
  }

  .testimonial-slider {
    min-height: 320px;
  }

  .contact-form {
    padding: 22px;
  }
}