:root {
  --bg-deep: #0B0F1A;
  --bg-panel: #141C28;
  --bg-card: #1E2A3A;
  --bg-card-grad: linear-gradient(145deg, #1E2A3A, #141C28);
  --blue: #00C2FF;
  --lime: #D4FF00;
  --orange: #FF4B2B;
  --green: #00E676;
  --red: #FF5252;
  --text-main: #F5F8FF;
  --text-dim: #8A94A6;
  --text-border: rgba(245, 248, 255, 0.12);
  --font-heading: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-data: "Roboto Mono", "Courier New", monospace;
  --header-w: 264px;
  --space-page: clamp(1.25rem, 4vw, 3.5rem);
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-panel: 0 12px 40px rgba(0, 0, 0, 0.42);
  --transition: 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg-deep);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.65;
  font-size: 1rem;
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    linear-gradient(rgba(0, 194, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 194, 255, 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: -1;
}

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

a {
  color: var(--blue);
  text-decoration: none;
  transition: color 0.25s, background-color 0.25s, border-color 0.25s;
}

a:hover {
  color: var(--lime);
}

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
  color: inherit;
}

ul,
ol {
  list-style: none;
}

:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection {
  background: var(--blue);
  color: var(--bg-deep);
}

/* ===== Skip Link ===== */
.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 2000;
  background: var(--lime);
  color: var(--bg-deep);
  font-weight: 700;
  padding: 10px 20px;
  border-radius: 999px;
  transform: translateY(-200%);
  transition: transform 0.3s;
}

.skip-link:focus {
  transform: translateY(0);
}

/* ===== Scroll Progress ===== */
.progress-track {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  z-index: 1400;
  background: rgba(0, 194, 255, 0.15);
}

.progress-fill {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--blue), var(--lime));
  box-shadow: 0 0 12px rgba(0, 194, 255, 0.7);
  transition: width 0.1s linear;
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--header-w);
  background: linear-gradient(180deg, #0E1420, #0B0F1A);
  border-right: 1px solid var(--text-border);
  z-index: 1000;
  display: flex;
  flex-direction: column;
}

.site-header-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 32px 24px 24px;
  overflow-y: auto;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text-main);
  border-radius: 12px;
}

.brand-logo:hover {
  color: var(--lime);
}

.brand-mark {
  width: 18px;
  height: 18px;
  background: var(--lime);
  border-radius: 4px;
  transform: rotate(45deg);
  box-shadow: 0 0 16px rgba(212, 255, 0, 0.5);
  flex-shrink: 0;
  animation: brandPulse 3s ease-in-out infinite;
}

@keyframes brandPulse {
  0%, 100% { box-shadow: 0 0 6px rgba(212, 255, 0, 0.5); }
  50% { box-shadow: 0 0 20px rgba(212, 255, 0, 0.9); }
}

.brand-text {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

/* ===== Desktop Nav ===== */
.desktop-nav {
  margin-top: 44px;
  position: relative;
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
}

.nav-link {
  display: block;
  padding: 12px 16px;
  border-radius: 12px;
  color: var(--text-dim);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  border-left: 3px solid transparent;
  transition: color 0.3s, background 0.3s, border-color 0.3s, transform 0.3s;
}

.nav-link:hover {
  color: var(--text-main);
  background: rgba(0, 194, 255, 0.08);
  border-left-color: var(--blue);
  transform: translateX(4px);
}

.nav-link[aria-current="page"] {
  color: var(--blue);
  background: rgba(0, 194, 255, 0.12);
  border-left-color: var(--lime);
}

.nav-indicator {
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  border-radius: 99px;
  background: linear-gradient(180deg, var(--blue), var(--lime));
  box-shadow: 0 0 12px rgba(0, 194, 255, 0.7);
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.3s;
  opacity: 0;
}

.header-actions {
  margin-top: auto;
  padding-top: 28px;
}

.action-login {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(135deg, rgba(0, 194, 255, 0.2), rgba(0, 194, 255, 0.06));
  border: 1px solid var(--blue);
  color: var(--blue);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 12px 16px;
  border-radius: 999px;
  transition: background 0.3s, color 0.3s, box-shadow 0.3s, transform 0.3s;
}

.action-login:hover {
  background: var(--blue);
  color: var(--bg-deep);
  box-shadow: 0 0 28px rgba(0, 194, 255, 0.35);
  transform: translateY(-2px);
}

.login-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 10px currentColor;
}

/* ===== Mobile topbar ===== */
.mobile-topbar {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 64px;
  z-index: 1100;
  background: rgba(11, 15, 26, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--text-border);
  padding: 0 20px;
  align-items: center;
  justify-content: space-between;
}

.nav-toggle {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--text-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  transition: border-color 0.3s, background 0.3s;
}

.nav-toggle:hover {
  border-color: var(--blue);
  background: rgba(0, 194, 255, 0.06);
}

.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-main);
  border-radius: 4px;
  transition: transform 0.3s, opacity 0.3s;
}

/* ===== Mobile drawer ===== */
.mobile-drawer {
  position: fixed;
  inset: 0;
  z-index: 1200;
  visibility: hidden;
  pointer-events: none;
}

.mobile-drawer[data-open] {
  visibility: visible;
  pointer-events: auto;
}

.drawer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  opacity: 0;
  transition: opacity 0.4s;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.mobile-drawer[data-open] .drawer-backdrop {
  opacity: 1;
}

.drawer-panel {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 86vw);
  background: linear-gradient(165deg, #111827, #0B0F1A);
  border-left: 1px solid var(--text-border);
  padding: 28px 24px;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  display: flex;
  flex-direction: column;
  box-shadow: -20px 0 60px rgba(0, 0, 0, 0.5);
}

.mobile-drawer[data-open] .drawer-panel {
  transform: translateX(0);
}

.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}

.drawer-title {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  color: var(--blue);
  text-transform: uppercase;
}

.drawer-close {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--text-border);
  color: var(--text-main);
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.3s, color 0.3s, transform 0.3s;
}

.drawer-close:hover {
  border-color: var(--orange);
  color: var(--orange);
  transform: rotate(90deg);
}

.drawer-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.drawer-link {
  display: block;
  padding: 14px 12px;
  border-radius: 10px;
  color: var(--text-dim);
  font-weight: 600;
  border-left: 3px solid transparent;
  transition: color 0.3s, background 0.3s, border-color 0.3s, padding 0.3s;
}

.drawer-link:hover {
  color: var(--text-main);
  background: rgba(0, 194, 255, 0.08);
  border-left-color: var(--blue);
  padding-left: 18px;
}

.drawer-link[aria-current="page"] {
  color: var(--blue);
  background: rgba(0, 194, 255, 0.12);
  border-left-color: var(--lime);
}

.drawer-login {
  margin-top: auto;
  display: block;
  text-align: center;
  background: var(--lime);
  color: var(--bg-deep);
  font-weight: 800;
  padding: 14px 20px;
  border-radius: 999px;
  transition: box-shadow 0.3s, transform 0.3s, background 0.3s;
}

.drawer-login:hover {
  background: var(--blue);
  color: var(--bg-deep);
  box-shadow: 0 0 28px rgba(0, 194, 255, 0.3);
  transform: translateY(-2px);
}

/* ===== Footer ===== */
.site-footer {
  position: relative;
  z-index: 10;
  background: linear-gradient(180deg, #0B0F1A, #080B14);
  border-top: 1px solid var(--text-border);
  margin-left: var(--header-w);
  padding: clamp(44px, 6vw, 72px) var(--space-page) 0;
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(0, 194, 255, 0.14), transparent 65%);
  pointer-events: none;
}

.site-footer::after {
  content: "CMP";
  position: absolute;
  right: 20px;
  bottom: -40px;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(8rem, 18vw, 16rem);
  letter-spacing: -0.05em;
  color: rgba(255, 255, 255, 0.02);
  pointer-events: none;
  line-height: 1;
}

.footer-inner {
  position: relative;
  max-width: 1360px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1.2fr;
  gap: clamp(24px, 4vw, 56px);
  padding-bottom: 44px;
}

.footer-brand .brand-logo {
  margin-bottom: 16px;
}

.footer-desc {
  color: var(--text-dim);
  font-size: 0.92rem;
  max-width: 400px;
  margin-bottom: 14px;
}

.footer-update {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: rgba(0, 194, 255, 0.06);
  border: 1px solid rgba(0, 194, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  font-size: 0.82rem;
  color: var(--text-dim);
  max-width: 440px;
  line-height: 1.5;
}

.update-dot {
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  margin-top: 5px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 10px rgba(0, 230, 118, 0.7);
}

.footer-heading {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-main);
  margin-bottom: 20px;
  padding-left: 12px;
  border-left: 3px solid var(--blue);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  display: inline-block;
  color: var(--text-dim);
  font-size: 0.92rem;
  padding: 2px 12px;
  border-radius: 6px;
  transition: color 0.3s, background 0.3s, transform 0.3s;
}

.footer-link:hover {
  color: var(--lime);
  background: rgba(212, 255, 0, 0.06);
  transform: translateX(4px);
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.9rem;
}

.contact-label {
  color: var(--blue);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  min-width: 42px;
  font-family: var(--font-data);
}

.contact-value {
  color: var(--text-main);
  word-break: break-all;
}

.contact-value:hover {
  color: var(--lime);
}

.footer-note {
  margin-top: 16px;
  font-size: 0.82rem;
  color: var(--text-dim);
  border-top: 1px dashed var(--text-border);
  padding-top: 16px;
  line-height: 1.55;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 20px 0;
  border-top: 1px solid var(--text-border);
}

.footer-copy {
  color: var(--text-dim);
  font-size: 0.85rem;
}

.footer-icp {
  color: var(--text-dim);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  font-family: var(--font-data);
}

/* ===== Go Top ===== */
.go-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), #007DBB);
  color: var(--bg-deep);
  font-weight: 900;
  font-size: 1.4rem;
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(20px) scale(0.8);
  pointer-events: none;
  transition: opacity 0.35s, transform 0.35s, box-shadow 0.35s;
  box-shadow: 0 0 24px rgba(0, 194, 255, 0.3);
}

.go-top.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.go-top:hover {
  box-shadow: 0 0 40px rgba(0, 194, 255, 0.55);
  transform: translateY(-2px) scale(1.04);
}

/* ===== Media frame ===== */
.media-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-card-grad);
  border: 1px solid var(--text-border);
  aspect-ratio: 16 / 9;
}

.media-frame::before {
  content: "IMG";
  position: absolute;
  top: 14px;
  left: 14px;
  font-family: var(--font-data);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--blue);
  background: rgba(0, 194, 255, 0.12);
  border: 1px solid rgba(0, 194, 255, 0.3);
  border-radius: 6px;
  padding: 4px 10px;
  z-index: 1;
}

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 12px,
    rgba(0, 194, 255, 0.03) 12px,
    rgba(0, 194, 255, 0.03) 24px
  );
  pointer-events: none;
}

.media-placeholder {
  width: 100%;
  height: 100%;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at 30% 30%, #2A3B4F, var(--bg-deep));
}

.media-note {
  font-family: var(--font-data);
  font-size: 0.8rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  background: rgba(11, 15, 26, 0.7);
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--text-border);
}

/* ===== Buttons ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--lime);
  color: var(--bg-deep);
  font-weight: 800;
  padding: 13px 28px;
  border-radius: 999px;
  font-size: 0.95rem;
  transition: background 0.3s, color 0.3s, box-shadow 0.3s, transform 0.3s;
  border: 1px solid transparent;
}

.btn-primary:hover {
  background: var(--blue);
  color: var(--bg-deep);
  box-shadow: 0 0 32px rgba(0, 194, 255, 0.4);
  transform: translateY(-2px);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: transparent;
  color: var(--blue);
  border: 1px solid rgba(0, 194, 255, 0.5);
  font-weight: 700;
  padding: 12px 28px;
  border-radius: 999px;
  font-size: 0.95rem;
  transition: all 0.3s;
}

.btn-ghost:hover {
  background: rgba(0, 194, 255, 0.1);
  border-color: var(--blue);
  box-shadow: 0 0 24px rgba(0, 194, 255, 0.25);
}

.btn-download {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--lime), #AACC00);
  color: var(--bg-deep);
  font-weight: 800;
  padding: 14px 32px;
  border-radius: 999px;
  font-size: 0.95rem;
  transition: transform 0.3s, box-shadow 0.3s;
}

.btn-download::after {
  content: "";
  position: absolute;
  inset: -3px;
  border-radius: inherit;
  border: 2px solid var(--lime);
  opacity: 0.5;
  animation: pulseRing 2s ease-out infinite;
}

@keyframes pulseRing {
  0% { transform: scale(0.96); opacity: 0.6; }
  70%, 100% { transform: scale(1.08); opacity: 0; }
}

.btn-download:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 36px rgba(212, 255, 0, 0.45);
}

/* ===== Data panel ===== */
.data-panel {
  background: var(--bg-card-grad);
  border: 1px solid var(--text-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-panel);
}

.data-panel::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 80px;
  height: 80px;
  background: radial-gradient(circle, rgba(0, 194, 255, 0.2), transparent 70%);
}

.panel-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.panel-value {
  font-family: var(--font-data);
  font-style: normal;
  font-weight: 600;
  font-size: 1.6rem;
  color: var(--blue);
  letter-spacing: -0.02em;
}

.panel-meta {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 4px;
}

/* ===== Clip bar ===== */
.clip-bar {
  display: block;
  height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--lime), transparent);
  border-radius: 4px;
  margin: 20px 0;
}

/* ===== Expand box ===== */
.expand-box {
  border: 1px solid var(--text-border);
  border-radius: var(--radius-md);
  background: rgba(30, 42, 58, 0.65);
  overflow: hidden;
  transition: border-color 0.3s, background 0.3s;
}

.expand-box[data-open] {
  border-color: rgba(0, 194, 255, 0.3);
  background: rgba(30, 42, 58, 0.9);
}

.expand-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 16px 20px;
  color: var(--text-main);
  font-weight: 700;
  font-size: 0.95rem;
  text-align: left;
  gap: 12px;
}

.expand-trigger .expand-mark {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid var(--blue);
  color: var(--blue);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-data);
  transition: transform 0.35s, background 0.3s, color 0.3s;
}

.expand-box[data-open] .expand-mark {
  transform: rotate(45deg);
  background: var(--blue);
  color: var(--bg-deep);
}

.expand-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s ease, padding 0.3s;
  color: var(--text-dim);
}

.expand-box[data-open] .expand-content {
  max-height: 500px;
  padding: 0 20px 18px;
}

/* ===== Container ===== */
.container-main {
  max-width: 1360px;
  margin: 0 auto;
  width: 100%;
}

/* ===== Responsive ===== */
@media (max-width: 1180px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 900px) {
  :root {
    --header-w: 0px;
  }

  .site-header {
    display: none;
  }

  .mobile-topbar {
    display: flex;
  }

  .site-footer {
    margin-left: 0;
    padding-top: 48px;
  }

  body {
    padding-top: 64px;
  }

  .skip-link {
    top: 72px;
  }
}

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .go-top {
    right: 16px;
    bottom: 16px;
    width: 46px;
    height: 46px;
  }

  .progress-track {
    height: 3px;
  }
}

/* ===== 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;
  }

  .brand-mark {
    animation: none;
  }

  .btn-download::after {
    animation: none;
    display: none;
  }
}

/* ===== Utility ===== */
.text-center {
  text-align: center;
}

.text-highlight {
  color: var(--lime);
}

.text-dim {
  color: var(--text-dim);
}

.font-data {
  font-family: var(--font-data);
  font-weight: 600;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(16px, 3vw, 32px);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 3vw, 32px);
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }
}