/* =========================
   Reset Basico
========================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Manrope", "Segoe UI", sans-serif;
  color: var(--color-graphite);
  background: var(--color-white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

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

ul,
ol {
  list-style: none;
}

/* =========================
   Variaveis Globais
========================= */
:root {
  --color-deep-green: #0e5a46;
  --color-mid-green: #157a5a;
  --color-ochre: #c59a3d;
  --color-graphite: #1f2933;
  --color-light: #f5f7f8;
  --color-white: #ffffff;

  --text-muted: #5a6772;
  --border-soft: #d9e1e5;

  --shadow-soft: 0 12px 35px rgba(9, 27, 38, 0.08);
  --shadow-card: 0 16px 40px rgba(9, 27, 38, 0.12);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --container-width: 1220px;

  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.25rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 2.75rem;
  --space-8: 4rem;

  --header-height: 84px;
  --transition: 280ms ease;
}

/* =========================
   Utilitarios
========================= */
.container {
  width: min(var(--container-width), calc(100% - 2.5rem));
  margin: 0 auto;
}

.section {
  padding: clamp(3.5rem, 7vw, 6rem) 0;
}

.section-head {
  max-width: 720px;
  margin-bottom: clamp(1.8rem, 4vw, 2.5rem);
}

.section-tag {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-mid-green);
  margin-bottom: 0.7rem;
  font-weight: 700;
}

h1,
h2,
h3,
h4 {
  font-family: "Sora", "Trebuchet MS", sans-serif;
  line-height: 1.25;
  color: #111d26;
}

h1 {
  font-size: clamp(1.8rem, 3vw, 3.15rem);
}

h2 {
  font-size: clamp(1.5rem, 2.5vw, 2.45rem);
}

h3 {
  font-size: clamp(1.12rem, 1.6vw, 1.32rem);
}

p {
  color: var(--text-muted);
}

.center {
  text-align: center;
  margin-top: var(--space-7);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 0.72rem 1.4rem;
  font-weight: 700;
  font-size: 0.94rem;
  transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition), color var(--transition), border-color var(--transition);
  cursor: pointer;
}

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

.btn-primary {
  background: linear-gradient(120deg, var(--color-deep-green), var(--color-mid-green));
  color: var(--color-white);
  box-shadow: 0 10px 26px rgba(14, 90, 70, 0.3);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  box-shadow: 0 14px 30px rgba(14, 90, 70, 0.4);
}

.btn-secondary {
  background: var(--color-graphite);
  color: var(--color-white);
}

.btn-outline {
  border-color: rgba(255, 255, 255, 0.65);
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.08);
}

.btn-outline-light {
  border-color: rgba(255, 255, 255, 0.8);
  color: var(--color-white);
  background: transparent;
}

.link-btn {
  color: var(--color-deep-green);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.link-btn::after {
  content: "→";
  transition: transform var(--transition);
}

.link-btn:hover::after,
.link-btn:focus-visible::after {
  transform: translateX(4px);
}

.skip-link {
  position: fixed;
  top: -100%;
  left: 1rem;
  z-index: 120;
  background: #0b1f2c;
  color: #fff;
  padding: 0.6rem 0.9rem;
  border-radius: 0.5rem;
}

.skip-link:focus {
  top: 1rem;
}

:focus-visible {
  outline: 2px solid var(--color-ochre);
  outline-offset: 3px;
}

/* =========================
   Header
========================= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: linear-gradient(180deg, rgba(10, 20, 28, 0.6), rgba(10, 20, 28, 0.08));
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(7px);
  transition: background-color var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.97);
  border-color: rgba(16, 34, 45, 0.08);
  box-shadow: 0 8px 25px rgba(15, 28, 38, 0.08);
}

.header-inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.brand {
  font-family: "Sora", sans-serif;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: 0.02em;
}

.site-header.is-scrolled .brand {
  color: var(--color-deep-green);
}

.nav ul {
  display: flex;
  gap: 1.25rem;
}

.nav a {
  color: var(--color-white);
  font-weight: 600;
  font-size: 0.95rem;
  position: relative;
  padding-bottom: 0.2rem;
}

.site-header.is-scrolled .nav a {
  color: #17303e;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--color-ochre);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.nav a:hover::after,
.nav a:focus-visible::after,
.nav a.active::after {
  transform: scaleX(1);
}

.header-cta {
  white-space: nowrap;
}

.mobile-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 50%;
  background: transparent;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.site-header.is-scrolled .mobile-toggle {
  border-color: rgba(23, 48, 62, 0.24);
}

.mobile-toggle span {
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--color-white);
  transition: transform var(--transition), opacity var(--transition), background-color var(--transition);
}

.site-header.is-scrolled .mobile-toggle span {
  background: #16303f;
}

.mobile-toggle.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* =========================
   Hero
========================= */
.hero {
  position: relative;
  min-height: min(890px, 100vh);
}

.hero-slider {
  position: relative;
  min-height: min(890px, 100vh);
  overflow: hidden;
}

.hero-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transform: translateX(24px);
  transition: opacity 900ms ease, transform 900ms ease, visibility 900ms ease;
  background-color: #10212b;
  background-image:
    linear-gradient(110deg, rgba(7, 17, 24, 0.72), rgba(8, 20, 29, 0.42)),
    var(--bg-image);
  background-position: center;
  background-size: cover;
}

.hero-slide.is-active {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 78% 16%, rgba(197, 154, 61, 0.2), transparent 36%);
}

.hero-content {
  position: relative;
  z-index: 2;
  color: var(--color-white);
  margin-top: 4rem;
  max-width: 860px;
}

.hero-content > * {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.hero-slide.is-active .hero-content > * {
  opacity: 1;
  transform: translateY(0);
}

.hero-kicker {
  color: rgba(255, 255, 255, 0.78);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 700;
}

.hero-content h1,
.hero-content h2 {
  color: var(--color-white);
  max-width: 860px;
}

.hero-content p {
  color: rgba(255, 255, 255, 0.88);
  max-width: 700px;
  margin-top: 1.2rem;
  font-size: clamp(1rem, 1.6vw, 1.1rem);
}

.hero-actions {
  margin-top: 1.6rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.hero-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.12);
  color: white;
  font-size: 1.65rem;
  display: grid;
  place-items: center;
  z-index: 4;
  transition: background-color var(--transition), transform var(--transition);
}

.hero-nav:hover,
.hero-nav:focus-visible {
  background: rgba(255, 255, 255, 0.3);
}

.hero-nav.prev {
  left: 1.5rem;
}

.hero-nav.next {
  right: 1.5rem;
}

.hero-dots {
  position: absolute;
  bottom: 2rem;
  width: 100%;
  display: flex;
  justify-content: center;
  gap: 0.55rem;
  z-index: 4;
}

.hero-dots .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.8);
  background: rgba(255, 255, 255, 0.2);
}

.hero-dots .dot.is-active {
  background: var(--color-ochre);
  border-color: var(--color-ochre);
}

/* =========================
   Credibilidade
========================= */
.credibility-band {
  background: #f8fbf9;
  border-top: 1px solid #e8efec;
  border-bottom: 1px solid #e8efec;
}

.credibility-grid {
  display: grid;
  gap: 1.2rem;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  padding: 1.45rem 0;
}

.cred-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  justify-content: center;
  text-align: center;
}

.cred-item .icon {
  width: 32px;
  height: 32px;
  border: 1px solid #cde0d8;
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: var(--color-mid-green);
  font-size: 0.95rem;
  flex-shrink: 0;
}

.cred-item p {
  font-size: 0.9rem;
  color: #355364;
  font-weight: 600;
}

/* =========================
   About
========================= */
.split-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
}

.about .text-block p {
  margin: 1rem 0 1.4rem;
}

.about-highlight {
  margin-top: 1.7rem;
  border-left: 4px solid var(--color-ochre);
  padding: 0.95rem 0 0.95rem 1rem;
  background: #faf8f2;
  color: #2b3c45;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-weight: 700;
}

.media-placeholder {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  min-height: 380px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  background: linear-gradient(120deg, #205649 5%, #2d4048 58%, #13232f 100%);
}

.media-placeholder img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* =========================
   Cards Gerais
========================= */
.cards-grid {
  display: grid;
  gap: 1.2rem;
}

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

.card {
  background: var(--color-white);
  border: 1px solid #e2eaee;
  border-radius: var(--radius-md);
  padding: 1.35rem;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.card:hover,
.card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
  border-color: #c4d8d1;
}

.card-icon {
  width: 42px;
  height: 42px;
  border-radius: 11px;
  display: grid;
  place-items: center;
  background: #ecf7f3;
  color: var(--color-mid-green);
  font-size: 1.1rem;
  margin-bottom: 0.85rem;
}

.card h3 {
  margin-bottom: 0.45rem;
}

/* =========================
   Processo
========================= */
.process {
  background: linear-gradient(180deg, #f6f8f9, #f9fcfb);
}

.process-line {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.85rem;
  position: relative;
}

.process-line::before {
  content: "";
  position: absolute;
  top: 27px;
  left: 3%;
  right: 3%;
  height: 2px;
  background: linear-gradient(90deg, #b9d4ca, #9ac8b8);
  z-index: 0;
}

.process-step {
  position: relative;
  z-index: 1;
  background: var(--color-white);
  border: 1px solid #dbe7e2;
  border-radius: 14px;
  padding: 1rem 0.9rem;
  font-weight: 600;
  color: #324754;
  min-height: 124px;
}

.process-step span {
  display: inline-grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: 50%;
  background: var(--color-deep-green);
  color: #fff;
  margin-bottom: 0.75rem;
  font-family: "Sora", sans-serif;
  font-size: 0.95rem;
}

/* =========================
   Segmentos
========================= */
.segments-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.segment-card {
  padding: 1.7rem;
  border-radius: var(--radius-md);
  background:
    radial-gradient(circle at 88% 11%, rgba(197, 154, 61, 0.14), transparent 35%),
    #fff;
  border: 1px solid #dde7ea;
  box-shadow: 0 12px 26px rgba(9, 27, 38, 0.06);
}

.segment-card h3 {
  margin-bottom: 0.55rem;
}

/* =========================
   Metrics
========================= */
.metrics {
  padding: 4.6rem 0;
  background:
    radial-gradient(circle at 18% 5%, rgba(197, 154, 61, 0.26), transparent 40%),
    linear-gradient(120deg, #0f5b48, #0f3341 75%);
}

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

.metric {
  text-align: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius-md);
  padding: 1.45rem 1rem;
}

.metric strong {
  font-family: "Sora", sans-serif;
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  color: var(--color-white);
  display: block;
}

.metric p {
  color: rgba(255, 255, 255, 0.86);
  font-weight: 600;
}

/* =========================
   Projetos
========================= */
.projects-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.project-card {
  border: 1px solid #dfe7eb;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #fff;
  transition: transform var(--transition), box-shadow var(--transition);
}

.project-card:hover,
.project-card:focus-within {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card);
}

.project-image {
  height: 220px;
  background-image:
    linear-gradient(170deg, rgba(12, 25, 34, 0.16), rgba(12, 25, 34, 0.2)),
    linear-gradient(130deg, #21584b 0%, #274550 57%, #1b2f3d 100%),
    var(--project-image);
  background-size: cover;
  background-position: center;
  transition: transform 500ms ease;
}

.project-card:hover .project-image,
.project-card:focus-within .project-image {
  transform: scale(1.06);
}

.project-content {
  padding: 1.25rem;
}

.project-tag {
  display: inline-flex;
  border: 1px solid #d7dfcf;
  background: #f9f8f1;
  color: #74602f;
  border-radius: 999px;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.65rem;
  margin-bottom: 0.65rem;
}

.project-content h3 {
  margin-bottom: 0.5rem;
}

.project-content p {
  margin-bottom: 0.8rem;
}

/* =========================
   Diferenciais
========================= */
.differentials {
  background: linear-gradient(180deg, #f4f7f8, #fff);
}

.diff-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.95rem;
}

.diff-item {
  border: 1px solid #dce6eb;
  border-radius: 14px;
  padding: 1rem;
  background: #fff;
  font-weight: 700;
  color: #2d4454;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.diff-item::before {
  content: "✓";
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #edf8f4;
  color: var(--color-mid-green);
  font-size: 0.82rem;
  flex-shrink: 0;
}

/* =========================
   Testemunhos
========================= */
.testimonials-slider {
  border: 1px solid #dce5ea;
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.testimonials-track {
  display: flex;
  transition: transform 520ms ease;
}

.testimonial {
  min-width: 100%;
  padding: clamp(1.6rem, 4vw, 2.7rem);
}

.testimonial blockquote {
  font-size: clamp(1.02rem, 1.7vw, 1.2rem);
  color: #1f303b;
  max-width: 900px;
  margin-bottom: 1.1rem;
  font-weight: 600;
}

.testimonial .author {
  color: var(--color-mid-green);
  font-weight: 700;
}

.testimonial-controls {
  border-top: 1px solid #e4ecef;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 0.9rem;
}

.testimonial-controls button {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid #d4dfe4;
  background: #f7faf9;
  display: grid;
  place-items: center;
  font-size: 1.35rem;
}

.testimonial-dots {
  display: flex;
  gap: 0.5rem;
}

.testimonial-dots button {
  width: 10px;
  height: 10px;
  border: none;
  border-radius: 50%;
  background: #c0ccd2;
}

.testimonial-dots button.is-active {
  background: var(--color-mid-green);
}

/* =========================
   Parceiros
========================= */
.partners {
  padding: 1.8rem 0 3rem;
  background: #fff;
}

.partners-marquee {
  overflow: hidden;
  border: 1px solid #dce6eb;
  border-radius: 999px;
  background: #f9fbfc;
  padding: 0.5rem;
}

.partners-track {
  display: flex;
  width: max-content;
  gap: 0.8rem;
  animation: marquee 26s linear infinite;
}

.partners-track span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 170px;
  padding: 0.75rem 1.2rem;
  border-radius: 999px;
  background: #fff;
  border: 1px solid #e1e9ee;
  font-family: "Sora", sans-serif;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: #576674;
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

/* =========================
   CTA Final
========================= */
.final-cta {
  color: #fff;
  background:
    radial-gradient(circle at 86% 16%, rgba(197, 154, 61, 0.34), transparent 35%),
    linear-gradient(130deg, #0f604b, #132c3a 72%);
}

.final-cta h2,
.final-cta p {
  color: #fff;
}

.final-cta-wrap {
  max-width: 900px;
}

.final-cta-wrap p {
  margin-top: 0.95rem;
  color: rgba(255, 255, 255, 0.9);
}

/* =========================
   Contato
========================= */
.contact {
  background: #f7f9fa;
}

.contact-form-card,
.contact-info-card {
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px solid #dbe5ea;
  box-shadow: var(--shadow-soft);
}

.contact-form-card {
  padding: clamp(1.2rem, 3vw, 2rem);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
  margin: 1.1rem 0 1.2rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.field label {
  color: #324552;
  font-weight: 700;
  font-size: 0.9rem;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border-radius: 10px;
  border: 1px solid #cddbe2;
  padding: 0.67rem 0.8rem;
  color: #1f2f39;
  background: #fff;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--color-mid-green);
  box-shadow: 0 0 0 3px rgba(21, 122, 90, 0.16);
  outline: none;
}

.field-full {
  grid-column: span 2;
}

.form-feedback {
  min-height: 1.2rem;
  margin-top: 0.65rem;
  font-weight: 600;
}

.form-feedback.success {
  color: #1d7a5d;
}

.form-feedback.error {
  color: #b23131;
}

.contact-info-card {
  padding: clamp(1.2rem, 3vw, 2rem);
}

.contact-list {
  display: grid;
  gap: 0.65rem;
  margin: 1rem 0 1rem;
}

.contact-list li {
  color: #334b58;
}

/* =========================
   Footer
========================= */
.site-footer {
  background: #131d27;
  color: rgba(255, 255, 255, 0.86);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 1.3rem;
  padding: 3.2rem 0 2rem;
}

.footer-brand {
  color: #fff;
}

.site-footer p,
.site-footer li,
.site-footer a {
  color: rgba(255, 255, 255, 0.8);
}

.site-footer h4 {
  color: #fff;
  margin-bottom: 0.8rem;
  font-size: 1rem;
}

.site-footer ul {
  display: grid;
  gap: 0.5rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 0.9rem 0;
  font-size: 0.92rem;
}

/* =========================
   Back To Top
========================= */
.back-to-top {
  position: fixed;
  right: 1.3rem;
  bottom: 1.3rem;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: none;
  background: var(--color-deep-green);
  color: #fff;
  font-size: 1.2rem;
  box-shadow: 0 12px 30px rgba(14, 90, 70, 0.3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
  z-index: 80;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* =========================
   Reveals
========================= */
.reveal,
.reveal-left,
.reveal-right,
.reveal-seq {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 640ms ease, transform 640ms ease;
}

.reveal-left {
  transform: translateX(-24px);
}

.reveal-right {
  transform: translateX(24px);
}

.is-visible {
  opacity: 1;
  transform: translate(0, 0);
}

/* =========================
   Breakpoints
========================= */
@media (max-width: 1080px) {
  :root {
    --header-height: 76px;
  }

  .header-cta {
    display: none;
  }

  .mobile-toggle {
    display: inline-flex;
  }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(14, 29, 38, 0.96);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition);
  }

  .site-header.is-scrolled .nav {
    background: rgba(255, 255, 255, 0.98);
    border-top-color: rgba(14, 29, 38, 0.08);
  }

  .site-header.nav-open .nav {
    max-height: 420px;
  }

  .nav ul {
    flex-direction: column;
    padding: 1rem 1.25rem 1.5rem;
    gap: 0.65rem;
  }

  .nav a {
    display: inline-flex;
    width: fit-content;
  }

  .hero-nav {
    width: 42px;
    height: 42px;
  }

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

  .solutions-grid,
  .projects-grid,
  .diff-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .process-line::before {
    display: none;
  }

  .metrics-grid,
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .hero {
    min-height: 720px;
  }

  .hero-slider {
    min-height: 720px;
  }

  .hero-content {
    margin-top: 2rem;
    max-width: 100%;
  }

  .hero-nav.prev {
    left: 0.85rem;
  }

  .hero-nav.next {
    right: 0.85rem;
  }

  .split-layout,
  .segments-grid,
  .metrics-grid,
  .projects-grid,
  .solutions-grid,
  .diff-grid,
  .footer-grid,
  .credibility-grid,
  .process-line {
    grid-template-columns: 1fr;
  }

  .media-placeholder {
    min-height: 310px;
  }

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

  .field-full {
    grid-column: auto;
  }

  .metric {
    text-align: left;
  }

  .site-footer {
    text-align: left;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(var(--container-width), calc(100% - 1.2rem));
  }

  .hero-content p {
    font-size: 0.96rem;
  }

  .hero-actions {
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .hero-nav {
    display: none;
  }

  .testimonial {
    padding: 1.4rem 1.1rem;
  }

  .partners-track span {
    min-width: 140px;
  }
}

/* =========================
   Reduced Motion
========================= */
@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;
  }
}