:root {
  --bg: #0a0b0e;
  --bg-alt: #101217;
  --panel: #14171e;
  --panel-deep: #0c0e13;
  --border: #252934;
  --border-strong: #363c4c;
  --text: #f3f4f6;
  --muted: #9299a8;
  --accent: #ff6a2b;
  --accent-hover: #ff7e47;
  --accent-soft: rgba(255, 106, 43, 0.14);
  --green: #10b981;
  --red: #ef4444;
  --amber: #f59e0b;
  --font-sans: "Segoe UI Variable Display", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono: "Cascadia Mono", "Consolas", "Courier New", monospace;
  --radius: 10px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

code,
pre,
.mono {
  font-family: var(--font-mono);
}

code {
  background: #1c2029;
  color: #e5e7eb;
  border: 1px solid #2a303d;
  padding: 0.1em 0.38em;
  border-radius: 4px;
  font-size: 0.86em;
}

.container {
  width: min(1180px, calc(100% - 2.5rem));
  margin: 0 auto;
}

/* Topbar */
.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(12px);
  background: rgba(10, 11, 14, 0.88);
  border-bottom: 1px solid var(--border);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.04em;
  font-size: 0.95rem;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 6px;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(255, 106, 43, 0.35);
}

.version-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.12rem 0.44rem;
  border-radius: 4px;
  border: 1px solid var(--border-strong);
  color: var(--muted);
  background: var(--panel);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.45rem;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  transition: color 0.15s ease;
}

.nav-links a:hover {
  color: var(--text);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border-radius: 7px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-xs {
  padding: 0.3rem 0.62rem;
  font-size: 0.76rem;
}

.btn-sm {
  padding: 0.46rem 0.86rem;
  font-size: 0.84rem;
}

.btn-lg {
  padding: 0.8rem 1.3rem;
  font-size: 0.94rem;
}

.btn-block {
  width: 100%;
}

.btn-primary {
  background: var(--accent);
  color: #110905;
}

.btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
}

.btn-outline {
  background: var(--panel);
  color: var(--text);
  border-color: var(--border-strong);
}

.btn-outline:hover:not(:disabled) {
  border-color: var(--accent);
}

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border-color: var(--border);
}

.btn-ghost:hover:not(:disabled) {
  color: var(--text);
  border-color: var(--border-strong);
}

.btn-warn {
  background: rgba(245, 158, 11, 0.12);
  color: #fbbf24;
  border-color: rgba(245, 158, 11, 0.38);
}

.btn-warn:hover {
  background: rgba(245, 158, 11, 0.22);
}

/* Hero */
.hero {
  padding: 3.4rem 0 3.8rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.02fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

.meta-line {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 1rem;
}

.hero-title {
  margin: 0 0 1rem;
  font-size: clamp(2.1rem, 3.8vw, 3.15rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
}

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

.hero-sub {
  color: #b7becb;
  font-size: 1.02rem;
  max-width: 54ch;
  margin: 0 0 1.65rem;
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.85rem;
}

.spec-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.spec-cell {
  padding: 0.8rem 0.9rem;
  border-right: 1px solid var(--border);
}

.spec-cell:last-child {
  border-right: 0;
}

.spec-k {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text);
}

.spec-v {
  display: block;
  font-size: 0.74rem;
  color: var(--muted);
}

/* 3D Viewport */
.viewport-frame {
  background: var(--panel);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  overflow: hidden;
}

.viewport-hud-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--panel-deep);
}

.hud-title {
  display: flex;
  flex-direction: column;
}

.hud-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--text);
}

.hud-sub {
  font-size: 0.75rem;
  color: var(--muted);
}

.mode-switch {
  display: inline-flex;
  background: #0a0b0e;
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 3px;
}

.mode-btn {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  padding: 0.34rem 0.65rem;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.mode-btn.active[data-mode="pro"] {
  background: var(--green);
  color: #03150e;
}

.mode-btn.active[data-mode="stock"] {
  background: var(--red);
  color: #fff;
}

.canvas-wrap {
  position: relative;
  width: 100%;
  height: 350px;
  cursor: grab;
  background: #0b0d12;
}

.canvas-wrap:active {
  cursor: grabbing;
}

#three-canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.reticle-hud {
  position: absolute;
  left: 12px;
  bottom: 12px;
  pointer-events: none;
  padding: 0.28rem 0.6rem;
  border-radius: 5px;
  background: rgba(10, 11, 14, 0.88);
  border: 1px solid rgba(16, 185, 129, 0.4);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #6ee7b7;
}

.reticle-hud.stock {
  border-color: rgba(239, 68, 68, 0.45);
  color: #fca5a5;
}

.viewport-hud-bottom {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--border);
  background: var(--panel-deep);
}

.metric-cell {
  padding: 0.68rem 0.82rem;
  border-right: 1px solid var(--border);
}

.metric-cell:last-child {
  border-right: 0;
}

.m-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--muted);
}

.m-value {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--green);
}

.m-value.bad {
  color: #f87171;
}

/* Sections */
.section {
  padding: 4.2rem 0;
}

.section-alt {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-head {
  max-width: 720px;
  margin: 0 0 2.2rem;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.73rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 0.45rem;
}

.section-head h2 {
  margin: 0 0 0.65rem;
  font-size: clamp(1.55rem, 2.5vw, 2.1rem);
  letter-spacing: -0.02em;
}

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

/* Video Comparison */
.compare-shell {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem;
}

.compare-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.compare-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.video-controls-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
}

.video-controls-bar[hidden],
.compare-stage[hidden] {
  display: none;
}

.compare-tab {
  border: 1px solid var(--border);
  background: var(--panel-deep);
  color: var(--muted);
  font-family: inherit;
  font-size: 0.83rem;
  font-weight: 600;
  padding: 0.46rem 0.85rem;
  border-radius: 7px;
  cursor: pointer;
}

.compare-tab.active {
  background: var(--accent-soft);
  border-color: rgba(255, 106, 43, 0.5);
  color: #ffb08a;
}

.compare-stage {
  position: relative;
  border-radius: 9px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: #060709;
}

.compare-stage-video {
  aspect-ratio: 16 / 10;
  width: 100%;
  max-height: 620px;
}

.compare-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.compare-video-before {
  clip-path: inset(0 50% 0 0);
  z-index: 1;
}

.compare-video-full {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  background: #040507;
}

.full-phase-pill {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 3;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  padding: 0.32rem 0.68rem;
  border-radius: 5px;
  background: rgba(10, 11, 14, 0.88);
  border: 1px solid rgba(239, 68, 68, 0.5);
  color: #fca5a5;
  pointer-events: none;
}

.full-phase-pill.active-pro {
  border-color: rgba(16, 185, 129, 0.55);
  color: #6ee7b7;
}

#compare-canvas {
  display: block;
  width: 100%;
  height: 360px;
}

.compare-slider {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: ew-resize;
  margin: 0;
  z-index: 4;
}

.compare-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--accent);
  pointer-events: none;
  z-index: 3;
}

.compare-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent);
  color: #110905;
  font-weight: 800;
  display: grid;
  place-items: center;
}

.compare-badge-left,
.compare-badge-right {
  position: absolute;
  top: 12px;
  font-family: var(--font-mono);
  font-size: 0.71rem;
  padding: 0.28rem 0.6rem;
  border-radius: 5px;
  pointer-events: none;
  z-index: 2;
}

.compare-badge-left {
  left: 12px;
  background: rgba(10, 11, 14, 0.85);
  border: 1px solid rgba(239, 68, 68, 0.5);
  color: #fca5a5;
}

.compare-badge-right {
  right: 12px;
  background: rgba(10, 11, 14, 0.85);
  border: 1px solid rgba(16, 185, 129, 0.5);
  color: #6ee7b7;
}

/* Telemetry Lab */
.lab-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 1.35rem;
  margin-bottom: 1.5rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem;
}

.panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.8rem;
  margin-bottom: 0.85rem;
}

.panel-head h3 {
  margin: 0 0 0.2rem;
  font-size: 1.05rem;
}

.panel-sub {
  margin: 0;
  font-size: 0.83rem;
  color: var(--muted);
}

.pill-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  background: var(--panel-deep);
  border: 1px solid var(--border);
  padding: 0.2rem 0.52rem;
  border-radius: 5px;
  white-space: nowrap;
}

.pill-tag.active-stock {
  color: #fca5a5;
  border-color: rgba(239, 68, 68, 0.5);
}

.pill-tag.active-pro {
  color: #6ee7b7;
  border-color: rgba(16, 185, 129, 0.5);
}

.aim-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.aim-half {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: #08090c;
  cursor: crosshair;
  transition: border-color 0.15s ease;
}

.aim-half.aim-left.active {
  border-color: rgba(239, 68, 68, 0.7);
}

.aim-half.aim-right.active {
  border-color: rgba(16, 185, 129, 0.7);
}

.aim-half canvas {
  display: block;
  width: 100%;
  height: 220px;
}

.aim-tag {
  position: absolute;
  top: 8px;
  left: 8px;
  right: 8px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 0.2rem 0.42rem;
  border-radius: 4px;
  pointer-events: none;
}

.aim-tag-bad {
  background: rgba(239, 68, 68, 0.15);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.35);
}

.aim-tag-good {
  background: rgba(16, 185, 129, 0.14);
  color: #6ee7b7;
  border: 1px solid rgba(16, 185, 129, 0.35);
}

.aim-caption {
  margin-top: 0.85rem;
  font-size: 0.84rem;
  color: var(--muted);
}

.graph-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 0.6rem;
}

.dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 0.32rem;
}

.dot-stock { background: var(--red); }
.dot-pro { background: var(--green); }

.frametime-wrap {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: #08090c;
}

#frametime-canvas {
  display: block;
  width: 100%;
  height: 220px;
}

.panel-foot-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-top: 0.85rem;
  padding-top: 0.8rem;
  border-top: 1px solid var(--border);
}

.stat-label {
  display: block;
  font-size: 0.73rem;
  color: var(--muted);
}

.stat-val {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
}

.stat-bad { color: #f87171; }
.stat-good { color: var(--green); }

/* 4 Feature Cards */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.feature-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.15rem;
}

.f-icon {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(255, 106, 43, 0.3);
  margin-bottom: 0.75rem;
}

.feature-card h4 {
  margin: 0 0 0.45rem;
  font-size: 0.98rem;
}

.feature-card p {
  margin: 0;
  font-size: 0.86rem;
  color: var(--muted);
}

/* 3 Steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
}

.step-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.3rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.step-num {
  font-family: var(--font-mono);
  font-size: 0.73rem;
  font-weight: 700;
  color: var(--accent);
}

.step-card h3 {
  margin: 0;
  font-size: 1.08rem;
}

.step-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  flex: 1;
}

.link-btn {
  background: none;
  border: 0;
  padding: 0;
  color: var(--accent);
  font-family: inherit;
  font-weight: 600;
  font-size: 0.86rem;
  cursor: pointer;
  text-decoration: none;
  align-self: flex-start;
}

.link-btn:hover {
  text-decoration: underline;
}

/* Checkout + Activate Hub */
.hub-shell {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.hub-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  background: var(--panel-deep);
}

.hub-tab {
  flex: 1;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--muted);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.92rem;
  cursor: pointer;
}

.hub-tab.active {
  color: var(--text);
  border-bottom-color: var(--accent);
  background: rgba(255, 106, 43, 0.06);
}

.hub-body {
  display: none;
  padding: 1.45rem;
}

.hub-body.active {
  display: block;
}

.checkout-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.45rem;
  align-items: start;
}

.checkout-methods h4,
.activate-form-card h4 {
  margin: 0 0 0.8rem;
  font-size: 1.02rem;
}

.pay-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
  margin-bottom: 1.15rem;
}

.pay-card {
  text-align: left;
  padding: 0.85rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel-deep);
  color: var(--text);
  cursor: pointer;
  font-family: inherit;
}

.pay-card.active {
  border-color: var(--accent);
  background: rgba(255, 106, 43, 0.08);
}

.pay-title {
  display: block;
  font-weight: 700;
  font-size: 0.88rem;
  margin-bottom: 0.18rem;
}

.pay-meta {
  display: block;
  font-size: 0.75rem;
  color: var(--muted);
}

.badge-zero {
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 0.67rem;
  background: rgba(16, 185, 129, 0.16);
  color: #6ee7b7;
  border: 1px solid rgba(16, 185, 129, 0.38);
  padding: 0.05rem 0.32rem;
  border-radius: 4px;
  margin-left: 0.25rem;
}

.form-row {
  margin-bottom: 0.95rem;
}

.form-row label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.form-row input {
  width: 100%;
  padding: 0.62rem 0.8rem;
  border-radius: 7px;
  border: 1px solid var(--border);
  background: var(--panel-deep);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.86rem;
}

.form-row input:focus {
  outline: none;
  border-color: var(--accent);
}

.input-inline {
  display: flex;
  gap: 0.5rem;
}

.summary-box {
  background: var(--panel-deep);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
}

.sum-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-weight: 700;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0.8rem;
}

.sum-price {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  color: var(--accent);
}

.sum-list {
  margin: 0 0 1rem;
  padding-left: 1.1rem;
  color: #c7cdd8;
  font-size: 0.86rem;
}

.sum-list li {
  margin-bottom: 0.32rem;
}

.sum-rail-box {
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.8rem;
  font-size: 0.82rem;
  margin-bottom: 1rem;
}

.sum-rail-box p {
  margin: 0.25rem 0 0;
  color: var(--muted);
}

/* Activate Tab */
.activate-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 1.4rem;
}

.activate-output-card {
  background: var(--panel-deep);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
}

.out-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.7rem;
  font-weight: 600;
  font-size: 0.88rem;
}

.key-preview {
  flex: 1;
  margin: 0 0 0.85rem;
  padding: 0.85rem;
  border-radius: 7px;
  background: #08090c;
  border: 1px solid var(--border);
  font-size: 0.77rem;
  color: #6ee7b7;
  white-space: pre-wrap;
  word-break: break-all;
  min-height: 135px;
}

.out-actions {
  display: flex;
  gap: 0.6rem;
}

.field-hint {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.75rem;
  color: var(--green);
}

.field-hint.error {
  color: #f87171;
}

/* Terminal */
.terminal-window {
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: #08090c;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.58rem 0.9rem;
  background: var(--panel-deep);
  border-bottom: 1px solid var(--border);
}

.t-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.t-red { background: #ef4444; }
.t-amber { background: #f59e0b; }
.t-green { background: #10b981; }

.t-title {
  margin-left: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.77rem;
  color: var(--muted);
  flex: 1;
}

.terminal-body {
  margin: 0;
  padding: 1.05rem;
  min-height: 280px;
  max-height: 360px;
  overflow: auto;
  font-size: 0.79rem;
  line-height: 1.48;
  color: #d8dde6;
}

/* FAQ */
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.faq-item {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.15rem;
}

.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 0.94rem;
}

.faq-item p {
  margin: 0.65rem 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

/* Footer */
.footer {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  font-size: 0.84rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: 1.2rem;
}

.muted {
  color: var(--muted);
  font-weight: 400;
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 80;
  background: rgba(5, 6, 8, 0.8);
  backdrop-filter: blur(6px);
  display: grid;
  place-items: center;
  padding: 1.2rem;
}

.modal-backdrop[hidden] {
  display: none;
}

.modal-card {
  width: min(540px, 100%);
  background: var(--panel);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  overflow: hidden;
}

.modal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.95rem 1.2rem;
  border-bottom: 1px solid var(--border);
}

.modal-head h3 {
  margin: 0;
  font-size: 1.02rem;
}

.modal-close {
  border: 0;
  background: none;
  color: var(--muted);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}

.modal-body {
  padding: 1.2rem;
  font-size: 0.9rem;
  color: #c7cdd8;
}

.modal-body ol {
  padding-left: 1.2rem;
}

.modal-body li {
  margin-bottom: 0.45rem;
}

@media (max-width: 980px) {
  .nav-links { display: none; }
  .hero-grid,
  .lab-grid,
  .checkout-grid,
  .activate-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }
  .features-grid,
  .steps-grid {
    grid-template-columns: 1fr 1fr;
  }
  .spec-strip {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .features-grid,
  .steps-grid,
  .pay-options,
  .aim-box,
  .viewport-hud-bottom,
  .spec-strip {
    grid-template-columns: 1fr;
  }
}