/* ==========================================================================
   GS3 Tecnologia — Institutional site
   ========================================================================== */

:root {
  --navy: #0b1220;
  --navy-2: #101a30;
  --navy-3: #16213c;
  --ink: #0f172a;
  --muted: #5b6472;
  --muted-light: #8892a4;
  --surface: #f6f8fc;
  --surface-2: #eef1f8;
  --white: #ffffff;
  --border: #e4e8f1;

  --brand: #4f46e5;
  --brand-2: #7c3aed;
  --brand-dark: #3730a3;

  --ac: #17b26a;
  --ac-dark: #0e8a52;
  --ac-soft: #e6f7ee;

  --msp: #2563eb;
  --msp-dark: #1741a6;
  --msp-soft: #e8effe;

  --gold: #f59e0b;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;

  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.06);
  --shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 48px rgba(15, 23, 42, 0.14);

  --container: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

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

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

button {
  font-family: inherit;
  cursor: pointer;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

section {
  position: relative;
}

.icon {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

/* ---------------------------- Reveal animation --------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* --------------------------------- Eyebrow -------------------------------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.eyebrow.brand {
  color: var(--brand);
  background: rgba(79, 70, 229, 0.1);
}
.eyebrow.ac {
  color: var(--ac-dark);
  background: var(--ac-soft);
}
.eyebrow.msp {
  color: var(--msp-dark);
  background: var(--msp-soft);
}

/* --------------------------------- Buttons -------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease, color .18s ease;
  white-space: nowrap;
}
.btn:hover {
  transform: translateY(-2px);
}
.btn-sm {
  padding: 10px 18px;
  font-size: 14px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: var(--white);
  box-shadow: 0 10px 24px rgba(79, 70, 229, 0.28);
}
.btn-primary:hover {
  box-shadow: 0 14px 30px rgba(79, 70, 229, 0.36);
}
.btn-ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.28);
  color: var(--white);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
}
.btn-outline-ink {
  background: transparent;
  border-color: var(--border);
  color: var(--ink);
}
.btn-outline-ink:hover {
  border-color: var(--muted-light);
  background: var(--surface);
}
.btn-ac {
  background: linear-gradient(135deg, var(--ac), var(--ac-dark));
  color: var(--white);
  box-shadow: 0 10px 24px rgba(23, 178, 106, 0.3);
}
.btn-ac:hover {
  box-shadow: 0 14px 30px rgba(23, 178, 106, 0.38);
}
.btn-ac-outline {
  background: var(--white);
  border-color: var(--ac);
  color: var(--ac-dark);
}
.btn-ac-outline:hover {
  background: var(--ac-soft);
}
.btn-msp {
  background: linear-gradient(135deg, var(--msp), var(--msp-dark));
  color: var(--white);
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.3);
}
.btn-msp:hover {
  box-shadow: 0 14px 30px rgba(37, 99, 235, 0.38);
}
.btn-msp-outline {
  background: var(--white);
  border-color: var(--msp);
  color: var(--msp-dark);
}
.btn-msp-outline:hover {
  background: var(--msp-soft);
}
.btn svg {
  width: 18px;
  height: 18px;
}

/* --------------------------------- Header --------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 18, 32, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
  gap: 20px;
}
.logo {
  display: flex;
  align-items: center;
}
.logo-img {
  height: 30px;
  width: auto;
}
.main-nav ul {
  display: flex;
  gap: 30px;
}
.main-nav a {
  font-size: 14.5px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.82);
  transition: color 0.15s ease;
}
.main-nav a:hover {
  color: var(--white);
}
.nav-cta-mobile {
  display: none;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.lang-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: var(--white);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}
.lang-btn:hover {
  background: rgba(255, 255, 255, 0.16);
}
.lang-btn .icon {
  width: 16px;
  height: 16px;
}
.menu-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--white);
  padding: 6px;
}
.menu-toggle .icon {
  width: 26px;
  height: 26px;
}

/* --------------------------------- Hero --------------------------------- */
.hero {
  background: radial-gradient(ellipse at top right, #1b2444 0%, var(--navy) 55%), var(--navy);
  color: var(--white);
  padding: 96px 0 80px;
  overflow: hidden;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(32px, 4.4vw, 50px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  font-weight: 800;
  margin-bottom: 22px;
}
.hero h1 .grad {
  background: linear-gradient(135deg, #7ee6b0, #6ea8fe);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p.lead {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.72);
  max-width: 560px;
  margin-bottom: 34px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 40px;
}
.hero-trust {
  display: flex;
  gap: 26px;
  flex-wrap: wrap;
  color: rgba(255, 255, 255, 0.55);
  font-size: 13.5px;
}
.hero-trust li {
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-trust .icon {
  width: 16px;
  height: 16px;
  color: var(--ac);
}

/* Hero visual mockups */
.hero-visual {
  position: relative;
  height: 420px;
}
.mock-card {
  position: absolute;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  background: var(--white);
  color: var(--ink);
  overflow: hidden;
}
.mock-chat {
  width: 270px;
  right: 40px;
  top: 0;
  padding: 18px;
  animation: float1 6s ease-in-out infinite;
}
.mock-chat .mock-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.mock-chat .mock-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ac), var(--ac-dark));
}
.mock-chat .mock-name {
  font-weight: 700;
  font-size: 13.5px;
}
.mock-chat .mock-status {
  font-size: 11.5px;
  color: var(--ac-dark);
}
.bubble {
  max-width: 82%;
  padding: 9px 12px;
  border-radius: 12px;
  font-size: 12.5px;
  margin-bottom: 8px;
  line-height: 1.4;
}
.bubble.in {
  background: var(--surface-2);
  border-bottom-left-radius: 2px;
}
.bubble.out {
  background: var(--ac-soft);
  color: var(--ac-dark);
  margin-left: auto;
  border-bottom-right-radius: 2px;
  font-weight: 600;
}
.mock-dash {
  width: 300px;
  left: 0;
  bottom: 0;
  padding: 20px;
  animation: float2 7s ease-in-out infinite;
}
.mock-dash .mock-title {
  font-weight: 700;
  font-size: 13.5px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--msp-dark);
}
.mock-bars {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 70px;
  margin-bottom: 14px;
}
.mock-bars span {
  flex: 1;
  border-radius: 5px 5px 0 0;
  background: linear-gradient(180deg, var(--msp), var(--msp-dark));
  opacity: 0.85;
}
.mock-row {
  display: flex;
  justify-content: space-between;
  font-size: 11.5px;
  color: var(--muted);
  padding: 6px 0;
  border-top: 1px dashed var(--border);
}
.mock-row b {
  color: var(--ink);
}
.mock-badge {
  position: absolute;
  background: var(--white);
  border-radius: 999px;
  box-shadow: var(--shadow);
  padding: 10px 16px;
  font-size: 12.5px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink);
}
.mock-badge .icon {
  width: 16px;
  height: 16px;
  color: var(--gold);
}
.badge1 {
  top: 190px;
  right: 210px;
  animation: float3 5.5s ease-in-out infinite;
}

@keyframes float1 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
@keyframes float2 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(10px); }
}
@keyframes float3 {
  0%, 100% { transform: translateY(0) translateX(0); }
  50% { transform: translateY(-8px) translateX(6px); }
}

/* --------------------------------- Stats bar --------------------------------- */
.stats-bar {
  background: var(--navy-2);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding: 40px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-num {
  font-size: 30px;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.01em;
}
.stat-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 6px;
}

/* --------------------------------- Section heading --------------------------------- */
.section {
  padding: 100px 0;
}
.section.tight {
  padding: 80px 0;
}
.section-head {
  max-width: 680px;
  margin: 0 0 56px;
}
.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.section-head h2 {
  font-size: clamp(26px, 3.4vw, 38px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  color: var(--ink);
}
.section-head p {
  font-size: 16.5px;
  color: var(--muted);
}
.bg-surface {
  background: var(--surface);
}

/* --------------------------------- Product overview cards --------------------------------- */
.products-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.product-card {
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid var(--border);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.product-card .p-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
}
.product-card.ac .p-icon {
  background: linear-gradient(135deg, var(--ac), var(--ac-dark));
}
.product-card.msp .p-icon {
  background: linear-gradient(135deg, var(--msp), var(--msp-dark));
}
.product-card .p-icon .icon {
  width: 28px;
  height: 28px;
}
.product-card h3 {
  font-size: 21px;
  font-weight: 800;
}
.product-card p.desc {
  color: var(--muted);
  font-size: 15px;
}
.product-card ul.mini {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 4px 0 8px;
}
.product-card ul.mini li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14.5px;
  color: var(--ink);
}
.product-card ul.mini .icon {
  width: 17px;
  height: 17px;
  margin-top: 2px;
}
.product-card.ac ul.mini .icon { color: var(--ac-dark); }
.product-card.msp ul.mini .icon { color: var(--msp-dark); }
.product-card .card-actions {
  display: flex;
  gap: 12px;
  margin-top: auto;
  flex-wrap: wrap;
}

/* --------------------------------- Product detail sections --------------------------------- */
.detail-head {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  margin-bottom: 56px;
}
.detail-head h2 {
  font-size: clamp(26px, 3.2vw, 36px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 14px 0 18px;
}
.detail-head p {
  color: var(--muted);
  font-size: 16px;
  margin-bottom: 26px;
}
.detail-head .actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.detail-visual {
  border-radius: var(--radius-lg);
  padding: 28px;
  color: var(--white);
}
.detail-visual.ac {
  background: linear-gradient(135deg, var(--ac), var(--ac-dark));
}
.detail-visual.msp {
  background: linear-gradient(135deg, var(--msp), var(--msp-dark));
}
.detail-visual .dv-row {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 14px;
}
.detail-visual .dv-row:last-child {
  border-bottom: none;
}
.detail-visual .dv-num {
  font-weight: 800;
  font-size: 15px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-bottom: 60px;
}
.feature-card {
  padding: 26px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--white);
}
.feature-card .f-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}
.section-ac .feature-card .f-icon {
  background: var(--ac-soft);
  color: var(--ac-dark);
}
.section-msp .feature-card .f-icon {
  background: var(--msp-soft);
  color: var(--msp-dark);
}
.feature-card .f-icon .icon {
  width: 22px;
  height: 22px;
}
.feature-card h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}
.feature-card p {
  font-size: 14px;
  color: var(--muted);
}

/* Plans */
.plans-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-bottom: 44px;
}
.plan-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  background: var(--white);
  position: relative;
}
.plan-card.popular {
  border-width: 2px;
}
.section-ac .plan-card.popular { border-color: var(--ac); }
.section-msp .plan-card.popular { border-color: var(--msp); }
.plan-tag {
  position: absolute;
  top: -13px;
  right: 24px;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
  color: var(--white);
}
.section-ac .plan-tag { background: var(--ac-dark); }
.section-msp .plan-tag { background: var(--msp-dark); }
.plan-card h4 {
  font-size: 17px;
  font-weight: 800;
  margin-bottom: 10px;
}
.plan-card ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 14px;
}
.plan-card ul li {
  font-size: 13.8px;
  color: var(--muted);
  display: flex;
  gap: 8px;
}
.plan-card ul li .icon {
  width: 15px;
  height: 15px;
  margin-top: 3px;
  flex-shrink: 0;
}
.section-ac .plan-card ul li .icon { color: var(--ac-dark); }
.section-msp .plan-card ul li .icon { color: var(--msp-dark); }

.integrations-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 48px;
}
.chip {
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13.5px;
  font-weight: 600;
  background: var(--surface-2);
  color: var(--ink);
  border: 1px solid var(--border);
}

.detail-cta {
  border-radius: var(--radius-lg);
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  color: var(--white);
  flex-wrap: wrap;
}
.detail-cta.ac { background: linear-gradient(120deg, var(--ac-dark), var(--ac)); }
.detail-cta.msp { background: linear-gradient(120deg, var(--msp-dark), var(--msp)); }
.detail-cta h3 {
  font-size: 21px;
  font-weight: 800;
  margin-bottom: 8px;
}
.detail-cta p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 14.5px;
}
.detail-cta .actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* --------------------------------- Why GS3 --------------------------------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.why-card {
  padding: 28px;
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--border);
}
.why-card .w-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: rgba(79, 70, 229, 0.1);
  color: var(--brand);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.why-card h4 {
  font-size: 16.5px;
  font-weight: 700;
  margin-bottom: 8px;
}
.why-card p {
  font-size: 14px;
  color: var(--muted);
}

/* --------------------------------- FAQ --------------------------------- */
.faq-list {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
}
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: transparent;
  border: none;
  font-size: 15.5px;
  font-weight: 700;
  text-align: left;
  color: var(--ink);
}
.faq-q .icon {
  width: 20px;
  height: 20px;
  color: var(--muted);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}
.faq-item.open .faq-q .icon {
  transform: rotate(180deg);
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.faq-a-inner {
  padding: 0 24px 20px;
  color: var(--muted);
  font-size: 14.5px;
}

/* --------------------------------- Contact --------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-bottom: 44px;
}
.contact-card {
  padding: 26px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--white);
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contact-card .c-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(79, 70, 229, 0.1);
  color: var(--brand);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-card h4 {
  font-size: 15.5px;
  font-weight: 700;
  margin-bottom: 6px;
}
.contact-card p, .contact-card a {
  font-size: 14px;
  color: var(--muted);
}
.contact-card a:hover {
  color: var(--brand);
}
.contact-final {
  border-radius: var(--radius-lg);
  padding: 44px;
  background: var(--navy);
  color: var(--white);
  text-align: center;
}
.contact-final h3 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 12px;
}
.contact-final p {
  color: rgba(255, 255, 255, 0.65);
  max-width: 520px;
  margin: 0 auto 26px;
}
.contact-final .actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* --------------------------------- Footer --------------------------------- */
.site-footer {
  background: var(--navy-2);
  color: rgba(255, 255, 255, 0.6);
  padding: 64px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-grid h5 {
  color: var(--white);
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.footer-grid ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-grid a {
  font-size: 14px;
  transition: color 0.15s ease;
}
.footer-grid a:hover {
  color: var(--white);
}
.footer-brand .logo {
  margin-bottom: 14px;
}
.footer-logo-img {
  height: 34px;
}
.footer-brand p {
  font-size: 14px;
  max-width: 300px;
  margin-bottom: 16px;
}
.footer-bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
}

/* --------------------------------- Back to top --------------------------------- */
.back-top {
  position: fixed;
  bottom: 26px;
  right: 26px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--brand);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.25s ease;
  z-index: 90;
}
.back-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* --------------------------------- Responsive --------------------------------- */
@media (max-width: 980px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }
  .hero-visual {
    height: 340px;
  }
  .detail-head {
    grid-template-columns: 1fr;
  }
  .detail-visual {
    order: -1;
  }
  .products-grid {
    grid-template-columns: 1fr;
  }
  .feature-grid,
  .plans-grid,
  .why-grid,
  .contact-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 760px) {
  .header-inner {
    gap: 10px;
  }
  .header-actions {
    gap: 8px;
  }
  .header-actions .btn-primary.btn-sm {
    display: none;
  }
  .lang-btn span {
    display: none;
  }
  .lang-btn {
    padding: 8px;
  }
  .main-nav {
    position: fixed;
    top: 74px;
    left: 0;
    right: 0;
    background: var(--navy);
    padding: 10px 24px 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transform: translateY(-130%);
    opacity: 0;
    transition: all 0.25s ease;
    pointer-events: none;
  }
  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .main-nav ul {
    flex-direction: column;
    gap: 4px;
  }
  .main-nav a {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }
  .nav-cta-mobile {
    display: block;
    margin-top: 10px;
  }
  .nav-cta-mobile a {
    border-bottom: none;
    display: inline-flex;
    align-items: center;
    padding: 12px 22px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--brand), var(--brand-2));
    color: var(--white);
  }
  .menu-toggle {
    display: block;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .feature-grid,
  .plans-grid,
  .why-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .detail-cta {
    flex-direction: column;
    text-align: center;
    justify-content: center;
  }
  .detail-cta .actions {
    justify-content: center;
  }
  .section {
    padding: 64px 0;
  }
  .hero {
    padding: 64px 0 48px;
  }
}