.hero {
  position: relative;
  min-height: 900px;
  display: grid;
  align-items: center;
  padding: 150px 0 90px;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  width: 620px;
  height: 900px;
  top: -300px;
  right: -160px;
  transform: rotate(32deg);
  background: linear-gradient(
    90deg,
    transparent,
    rgba(203,252,4,.02) 22%,
    rgba(203,252,4,.09) 50%,
    rgba(255,255,255,.025) 58%,
    transparent 78%
  );
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  align-items: center;
  gap: 68px;
}

.hero-copy .eyebrow {
  margin-bottom: 20px;
}

.hero-copy h1 {
  max-width: 780px;
}

.hero-copy .lede {
  max-width: 670px;
  margin-top: 25px;
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  margin-top: 36px;
  color: var(--muted-2);
  font-size: .8rem;
  font-weight: 720;
}

.hero-proof span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hero-proof span::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 15px rgba(203,252,4,.75);
}

.system-visual {
  position: relative;
  min-height: 590px;
}

.visual-frame {
  position: absolute;
  inset: 4% 0 5% 5%;
  padding: 25px;
  border: 1px solid rgba(255,255,255,.11);
  border-radius: 30px;
  background:
    linear-gradient(145deg, rgba(255,255,255,.06), rgba(255,255,255,.016)),
    #0c0f0b;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.visual-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(135deg, rgba(203,252,4,.038) 0 1px, transparent 1px 18px);
  opacity: .42;
  mask-image: linear-gradient(120deg, #000, transparent 65%);
  pointer-events: none;
}

.visual-top {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.visual-title {
  font-size: .84rem;
  font-weight: 820;
}

.live-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--lime);
  font-size: .66rem;
  font-weight: 850;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.live-status::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 12px var(--lime);
}

.journey {
  position: relative;
  display: grid;
  gap: 11px;
}

.journey::before {
  content: "";
  position: absolute;
  left: 25px;
  top: 40px;
  bottom: 40px;
  width: 1px;
  background: linear-gradient(var(--lime), rgba(203,252,4,.09));
}

.journey-step {
  position: relative;
  display: grid;
  grid-template-columns: 50px 1fr auto;
  align-items: center;
  gap: 14px;
  min-height: 76px;
  padding: 12px 14px 12px 0;
  border: 1px solid rgba(255,255,255,.075);
  border-radius: 16px;
  background: rgba(255,255,255,.026);
}

.step-icon {
  z-index: 1;
  width: 50px;
  height: 50px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: #080a06;
  background: var(--lime);
  font-size: .76rem;
  font-weight: 880;
  box-shadow: 0 0 22px rgba(203,252,4,.14);
}

.step-copy strong {
  display: block;
  color: #e9ede5;
  font-size: .86rem;
}

.step-copy small {
  display: block;
  margin-top: 3px;
  color: var(--muted-2);
  font-size: .72rem;
  line-height: 1.45;
}

.step-state {
  padding: 6px 9px;
  border: 1px solid rgba(203,252,4,.17);
  border-radius: 999px;
  color: var(--lime);
  background: rgba(203,252,4,.055);
  font-size: .62rem;
  font-weight: 800;
  white-space: nowrap;
}

.visual-float {
  position: absolute;
  z-index: 5;
  width: 210px;
  padding: 17px;
  border: 1px solid rgba(203,252,4,.2);
  border-radius: 17px;
  background: rgba(15,18,13,.94);
  box-shadow: 0 22px 60px rgba(0,0,0,.35);
  backdrop-filter: blur(15px);
}

.visual-float.top {
  right: -9%;
  top: 1%;
}

.visual-float.bottom {
  left: -5%;
  bottom: 0;
}

.visual-float span {
  color: var(--muted-2);
  font-size: .65rem;
  font-weight: 820;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.visual-float strong {
  display: block;
  margin: 5px 0 2px;
  color: var(--lime);
  font-size: 1.35rem;
  letter-spacing: -.04em;
}

.visual-float p {
  color: var(--muted);
  font-size: .72rem;
  line-height: 1.5;
}

.calculator-shell {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 18px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: rgba(255,255,255,.018);
}

.calculator-controls,
.calculator-result {
  padding: clamp(28px, 4vw, 44px);
  border-radius: 22px;
}

.calculator-controls {
  border: 1px solid var(--line);
  background: var(--surface);
}

.calc-intro {
  margin-bottom: 30px;
}

.calc-intro h3 {
  margin-bottom: 10px;
  font-size: 1.65rem;
}

.calc-intro p {
  max-width: 560px;
  color: var(--muted);
  font-size: .96rem;
}

.range-group {
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,.07);
}

.range-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 13px;
}

.range-label {
  color: #dfe4da;
  font-size: .94rem;
  font-weight: 720;
}

.range-help {
  margin-top: 7px;
  color: var(--muted-2);
  font-size: .76rem;
}

.range-value {
  color: var(--lime);
  font-size: 1.2rem;
  font-weight: 840;
  white-space: nowrap;
}

input[type="range"] {
  width: 100%;
  height: 5px;
  appearance: none;
  border-radius: 999px;
  background:
    linear-gradient(to right, var(--lime) 0%, var(--lime) var(--fill, 50%), rgba(255,255,255,.1) var(--fill, 50%), rgba(255,255,255,.1) 100%);
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  width: 19px;
  height: 19px;
  appearance: none;
  border: 4px solid #0b0d0a;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 1px rgba(203,252,4,.6), 0 0 18px rgba(203,252,4,.22);
  cursor: pointer;
}

input[type="range"]::-moz-range-thumb {
  width: 19px;
  height: 19px;
  border: 4px solid #0b0d0a;
  border-radius: 50%;
  background: var(--lime);
  cursor: pointer;
}

.calculator-result {
  position: relative;
  overflow: hidden;
  display: grid;
  align-content: space-between;
  border: 1px solid rgba(203,252,4,.2);
  background:
    linear-gradient(135deg, rgba(203,252,4,.085), transparent 42%),
    #11150e;
}

.calculator-result::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(135deg, rgba(203,252,4,.045) 0 1px, transparent 1px 17px);
  opacity: .38;
  mask-image: linear-gradient(135deg, #000, transparent 72%);
  pointer-events: none;
}

.result-label,
.result-main,
.result-breakdown,
.result-note {
  position: relative;
  z-index: 1;
}

.result-label {
  color: var(--lime);
  font-size: .69rem;
  font-weight: 850;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.result-main {
  margin: 26px 0 30px;
}

.result-main strong {
  display: block;
  color: var(--lime);
  font-size: clamp(3.5rem, 7vw, 6.1rem);
  line-height: .95;
  letter-spacing: -.075em;
}

.result-main span {
  display: block;
  margin-top: 13px;
  color: #dfe4d9;
  font-size: 1.05rem;
  font-weight: 720;
}

.result-breakdown {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 11px;
}

.result-mini {
  padding: 15px;
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 14px;
  background: rgba(0,0,0,.15);
}

.result-mini span {
  display: block;
  color: var(--muted-2);
  font-size: .67rem;
  font-weight: 770;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.result-mini strong {
  display: block;
  margin-top: 6px;
  color: #eef1eb;
  font-size: 1.25rem;
}

.result-note {
  margin-top: 22px;
  color: var(--muted-2);
  font-size: .76rem;
  line-height: 1.55;
}

.leak-layout {
  display: grid;
  grid-template-columns: .72fr 1.28fr;
  gap: 22px;
}

.leak-tabs {
  display: grid;
  gap: 10px;
}

.leak-tab {
  width: 100%;
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 13px;
  align-items: center;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 15px;
  color: var(--muted);
  background: rgba(255,255,255,.018);
  text-align: left;
  cursor: pointer;
  transition: .2s ease;
}

.leak-tab:hover,
.leak-tab.active {
  color: var(--text);
  border-color: rgba(203,252,4,.28);
  background: rgba(203,252,4,.055);
}

.leak-number {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 12px;
  color: var(--lime);
  background: rgba(0,0,0,.17);
  font-size: .72rem;
  font-weight: 850;
}

.leak-tab strong {
  display: block;
  font-size: .9rem;
}

.leak-tab small {
  display: block;
  margin-top: 3px;
  color: var(--muted-2);
  font-size: .72rem;
}

.leak-panel {
  position: relative;
  min-height: 465px;
  display: none;
  grid-template-columns: 1.05fr .95fr;
  gap: 25px;
  padding: clamp(30px, 5vw, 54px);
  border: 1px solid var(--line);
  border-radius: 26px;
  background:
    linear-gradient(145deg, rgba(255,255,255,.045), rgba(255,255,255,.012)),
    var(--surface);
  overflow: hidden;
  animation: panelIn .28s ease;
}

.leak-panel.active {
  display: grid;
}

@keyframes panelIn {
  from { opacity: 0; transform: translateY(7px); }
  to { opacity: 1; transform: translateY(0); }
}

.leak-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(135deg, rgba(203,252,4,.034) 0 1px, transparent 1px 19px);
  opacity: .4;
  mask-image: linear-gradient(135deg, transparent 20%, #000 100%);
  pointer-events: none;
}

.leak-copy,
.fix-card {
  position: relative;
  z-index: 1;
}

.leak-kicker {
  color: var(--danger);
  font-size: .7rem;
  font-weight: 850;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.leak-copy h3 {
  margin: 16px 0;
  font-size: clamp(2rem, 4vw, 3.3rem);
}

.leak-copy p {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.78;
}

.leak-cost {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 25px;
  padding: 10px 13px;
  border: 1px solid rgba(255,139,125,.18);
  border-radius: 999px;
  color: #ffd1cb;
  background: rgba(255,139,125,.055);
  font-size: .76rem;
  font-weight: 760;
}

.fix-card {
  align-self: center;
  padding: 25px;
  border: 1px solid rgba(203,252,4,.2);
  border-radius: 20px;
  background: rgba(203,252,4,.05);
}

.fix-card > span {
  color: var(--lime);
  font-size: .68rem;
  font-weight: 850;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.fix-card h4 {
  margin: 14px 0 12px;
  font-size: 1.35rem;
  letter-spacing: -.03em;
}

.fix-card p {
  color: var(--muted);
  font-size: .92rem;
  line-height: 1.72;
}

.fix-list {
  display: grid;
  gap: 10px;
  margin-top: 20px;
  list-style: none;
}

.fix-list li {
  display: grid;
  grid-template-columns: 23px 1fr;
  gap: 10px;
  color: #dfe3da;
  font-size: .82rem;
}

.fix-list li::before {
  content: "✓";
  width: 21px;
  height: 21px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #080a06;
  background: var(--lime);
  font-size: .72rem;
  font-weight: 900;
}

.system-tabs {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 9px;
  margin-bottom: 16px;
}

.system-tab {
  min-height: 118px;
  padding: 17px;
  border: 1px solid var(--line);
  border-radius: 16px;
  color: var(--muted);
  background: rgba(255,255,255,.018);
  text-align: left;
  cursor: pointer;
  transition: .2s ease;
}

.system-tab:hover,
.system-tab.active {
  border-color: rgba(203,252,4,.3);
  color: var(--text);
  background: rgba(203,252,4,.06);
}

.system-tab span {
  display: block;
  color: var(--lime);
  font-size: .68rem;
  font-weight: 850;
  letter-spacing: .1em;
}

.system-tab strong {
  display: block;
  margin-top: 22px;
  font-size: .92rem;
}

.system-panel {
  display: none;
  grid-template-columns: 1fr .95fr;
  gap: 22px;
  min-height: 430px;
  padding: clamp(31px, 5vw, 56px);
  border: 1px solid var(--line);
  border-radius: 27px;
  background: var(--surface);
  animation: panelIn .28s ease;
}

.system-panel.active {
  display: grid;
}

.stage-copy .eyebrow {
  margin-bottom: 18px;
}

.stage-copy h3 {
  max-width: 570px;
  font-size: clamp(2.1rem, 4vw, 3.7rem);
}

.stage-copy > p {
  max-width: 610px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.8;
}

.stage-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 27px;
}

.stage-tags span {
  padding: 8px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #d9ded4;
  background: rgba(255,255,255,.025);
  font-size: .73rem;
  font-weight: 730;
}

.stage-outcome {
  align-self: center;
  padding: 28px;
  border: 1px solid rgba(203,252,4,.19);
  border-radius: 21px;
  background:
    repeating-linear-gradient(135deg, rgba(203,252,4,.04) 0 1px, transparent 1px 17px),
    rgba(203,252,4,.045);
}

.stage-outcome > span {
  color: var(--lime);
  font-size: .68rem;
  font-weight: 850;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.stage-outcome strong {
  display: block;
  margin: 14px 0 20px;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1.08;
  letter-spacing: -.05em;
}

.outcome-list {
  display: grid;
  gap: 11px;
  list-style: none;
}

.outcome-list li {
  display: grid;
  grid-template-columns: 23px 1fr;
  gap: 10px;
  color: var(--muted);
  font-size: .88rem;
  line-height: 1.55;
}

.outcome-list li::before {
  content: "→";
  color: var(--lime);
  font-weight: 900;
}

.monday-shell {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 17px;
}

.monday-card {
  padding: clamp(30px, 4vw, 46px);
  border: 1px solid var(--line);
  border-radius: 25px;
  background: var(--surface);
}

.monday-card.after {
  border-color: rgba(203,252,4,.2);
  background:
    linear-gradient(145deg, rgba(203,252,4,.065), transparent 45%),
    var(--surface);
}

.monday-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 27px;
}

.monday-label span:first-child {
  font-size: .72rem;
  font-weight: 850;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.monday-card.before .monday-label span:first-child {
  color: var(--danger);
}

.monday-card.after .monday-label span:first-child {
  color: var(--lime);
}

.monday-label small {
  color: var(--muted-2);
  font-size: .72rem;
}

.monday-list {
  display: grid;
  gap: 12px;
  list-style: none;
}

.monday-list li {
  display: grid;
  grid-template-columns: 29px 1fr;
  gap: 12px;
  align-items: start;
  padding: 14px 0;
  border-top: 1px solid rgba(255,255,255,.065);
  color: var(--muted);
  font-size: .94rem;
  line-height: 1.65;
}

.monday-list li:first-child {
  border-top: 0;
}

.monday-list li::before {
  width: 25px;
  height: 25px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-size: .75rem;
  font-weight: 900;
}

.monday-card.before li::before {
  content: "×";
  color: #ffd1cb;
  background: rgba(255,139,125,.09);
}

.monday-card.after li::before {
  content: "✓";
  color: #080a06;
  background: var(--lime);
}

.bottleneck-shell {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 56px;
  align-items: start;
}

.bottleneck-copy {
  position: sticky;
  top: 120px;
}

.bottleneck-copy .eyebrow {
  margin-bottom: 18px;
}

.bottleneck-copy .lede {
  margin-top: 22px;
}

.bottleneck-list {
  display: grid;
  gap: 13px;
}

.bottleneck-card {
  display: grid;
  grid-template-columns: 55px 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255,255,255,.022);
}

.bottleneck-card > span:first-child {
  width: 55px;
  height: 55px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(203,252,4,.18);
  border-radius: 15px;
  color: var(--lime);
  background: rgba(203,252,4,.045);
  font-size: .72rem;
  font-weight: 850;
}

.bottleneck-card h3 {
  margin-bottom: 6px;
  font-size: 1.08rem;
}

.bottleneck-card p {
  color: var(--muted);
  font-size: .88rem;
  line-height: 1.62;
}

.bottleneck-card > strong {
  color: var(--lime);
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.implementation-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.implementation-card {
  min-height: 270px;
  display: grid;
  grid-template-rows: auto auto 1fr;
  padding: 27px;
  border: 1px solid var(--line);
  border-radius: 21px;
  background: var(--surface);
}

.implementation-number {
  color: var(--lime);
  font-size: .72rem;
  font-weight: 850;
  letter-spacing: .12em;
}

.implementation-card h3 {
  margin: 45px 0 13px;
  font-size: 1.25rem;
}

.implementation-card p {
  color: var(--muted);
  font-size: .94rem;
  line-height: 1.7;
}

.ownership-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.ownership-card {
  min-height: 190px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 19px;
  background: rgba(255,255,255,.02);
}

.ownership-icon {
  width: 39px;
  height: 39px;
  display: grid;
  place-items: center;
  margin-bottom: 27px;
  border: 1px solid rgba(203,252,4,.18);
  border-radius: 12px;
  color: var(--lime);
  background: rgba(203,252,4,.045);
  font-size: .75rem;
  font-weight: 850;
}

.ownership-card h3 {
  margin-bottom: 10px;
  font-size: 1.08rem;
}

.ownership-card p {
  color: var(--muted);
  font-size: .91rem;
  line-height: 1.67;
}

.faq-shell {
  display: grid;
  grid-template-columns: .72fr 1.28fr;
  gap: 56px;
  align-items: start;
}

.faq-copy {
  position: sticky;
  top: 120px;
}

.faq-copy .eyebrow {
  margin-bottom: 18px;
}

.faq-copy .lede {
  margin-top: 20px;
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-item {
  border: 1px solid var(--line);
  border-radius: 17px;
  background: rgba(255,255,255,.02);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 34px;
  gap: 20px;
  align-items: center;
  padding: 22px 24px;
  border: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.faq-question strong {
  font-size: .98rem;
}

.faq-toggle {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--lime);
  transition: transform .2s ease, background .2s ease;
}

.faq-item.open .faq-toggle {
  transform: rotate(45deg);
  color: #080a06;
  background: var(--lime);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
}

.faq-answer-inner {
  padding: 0 24px 24px;
  color: var(--muted);
  font-size: .94rem;
  line-height: 1.76;
}

.cta-section {
  padding: clamp(5.5rem, 9vw, 8rem) 0;
}

.cta-box {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 92px 48px;
  border: 1px solid rgba(203,252,4,.25);
  border-radius: 34px;
  text-align: center;
  background:
    linear-gradient(115deg, rgba(203,252,4,.075), transparent 31%),
    linear-gradient(155deg, #161a13 0%, #0d0f0c 52%, #11150e 100%);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.08),
    inset 0 -1px 0 rgba(203,252,4,.06),
    0 34px 90px rgba(0,0,0,.34);
}

.cta-box::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: 490px;
  height: 780px;
  right: -120px;
  top: -300px;
  transform: rotate(31deg);
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(203,252,4,.015) 22%,
    rgba(203,252,4,.13) 48%,
    rgba(255,255,255,.045) 56%,
    rgba(203,252,4,.025) 72%,
    transparent 100%
  );
  pointer-events: none;
}

.cta-box::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  background:
    linear-gradient(var(--lime), var(--lime)) 34px 30px / 74px 1px no-repeat,
    linear-gradient(var(--lime), var(--lime)) 34px 30px / 1px 42px no-repeat,
    linear-gradient(rgba(203,252,4,.42), rgba(203,252,4,.42)) calc(100% - 108px) calc(100% - 30px) / 74px 1px no-repeat,
    linear-gradient(rgba(203,252,4,.42), rgba(203,252,4,.42)) calc(100% - 34px) calc(100% - 72px) / 1px 42px no-repeat,
    radial-gradient(ellipse at 18% 0%, rgba(203,252,4,.12), transparent 38%);
  opacity: .82;
  pointer-events: none;
}

.cta-box > * {
  position: relative;
  z-index: 2;
}

.cta-box .eyebrow {
  margin-bottom: 18px;
}

.cta-box h2 {
  max-width: 850px;
  margin-inline: auto;
}

.cta-box .lede {
  max-width: 690px;
  margin: 22px auto 0;
}

.cta-box .btn-row {
  justify-content: center;
}

.cta-note {
  margin-top: 18px;
  color: var(--muted-2);
  font-size: .84rem;
}

@media (max-width: 1050px) {
  .hero-grid,
  .bottleneck-shell {
    grid-template-columns: 1fr;
  }

  .system-visual {
    width: min(720px, 100%);
    margin-inline: auto;
  }

  .bottleneck-copy {
    position: static;
  }

  .implementation-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .calculator-shell,
  .leak-layout,
  .faq-shell {
    grid-template-columns: 1fr;
  }

  .leak-panel,
  .system-panel {
    grid-template-columns: 1fr;
  }

  .system-tabs {
    overflow-x: auto;
    grid-template-columns: repeat(5, minmax(150px, 1fr));
    padding-bottom: 7px;
  }

  .monday-shell {
    grid-template-columns: 1fr;
  }

  .faq-copy {
    position: static;
  }
}

@media (max-width: 720px) {
  .hero {
    min-height: auto;
    padding-top: 125px;
  }

  .system-visual {
    min-height: 530px;
  }

  .visual-frame {
    inset: 4% 0 5%;
    padding: 16px;
  }

  .journey-step {
    grid-template-columns: 46px 1fr;
  }

  .step-state {
    display: none;
  }

  .visual-float {
    width: 175px;
    padding: 14px;
  }

  .visual-float.top {
    right: -3%;
  }

  .visual-float.bottom {
    left: -3%;
  }

  .result-breakdown,
  .ownership-grid {
    grid-template-columns: 1fr;
  }

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

  .bottleneck-card {
    grid-template-columns: 50px 1fr;
  }

  .bottleneck-card > strong {
    grid-column: 2;
  }

  .cta-box {
    padding: 72px 22px;
  }
}