:root {
  color-scheme: dark;
  --ink: #f4f7f2;
  --muted: #9eada5;
  --green: #0f4a38;
  --green-2: #17664c;
  --lime: #b8f77b;
  --warm: #ffd28b;
  --panel: rgba(5, 18, 13, 0.86);
  --line: rgba(230, 255, 237, 0.14);
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.38);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 50% -20%, rgba(69, 139, 106, 0.2), transparent 42rem),
    #06100c;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
a {
  font: inherit;
}

button {
  color: inherit;
}

.experience {
  min-height: 100svh;
  padding: 0 0 32px;
  --bedroom-dim: 0.12;
  --bathroom-dim: 0.08;
  --living-dim: 0.08;
  --kitchen-dim: 0.1;
  --garage-dim: 0.08;
  --bedroom-glow: 0.2;
  --living-glow: 0.35;
  --kitchen-glow: 0.28;
  --garden-glow: 0.34;
  --global-shade: 0;
  --blind-bottom: 86%;
  --garage-bottom: 100%;
  --alarm-opacity: 0;
}

.experience[data-scene="evening"] {
  --bedroom-dim: 0;
  --bathroom-dim: 0;
  --living-dim: 0;
  --kitchen-dim: 0.03;
  --garage-dim: 0.2;
  --bedroom-glow: 0.62;
  --living-glow: 0.74;
  --kitchen-glow: 0.5;
  --garden-glow: 0.78;
  --global-shade: 0.06;
  --blind-bottom: 0%;
  --garage-bottom: 0%;
  --alarm-opacity: 0.22;
}

.experience[data-scene="away"] {
  --bedroom-dim: 0.76;
  --bathroom-dim: 0.76;
  --living-dim: 0.78;
  --kitchen-dim: 0.78;
  --garage-dim: 0.52;
  --bedroom-glow: 0;
  --living-glow: 0;
  --kitchen-glow: 0;
  --garden-glow: 0.08;
  --global-shade: 0.24;
  --blind-bottom: 0%;
  --garage-bottom: 0%;
  --alarm-opacity: 1;
}

.topbar {
  position: relative;
  z-index: 40;
  display: flex;
  width: min(100% - 40px, 1680px);
  min-height: 82px;
  margin: 0 auto;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  position: relative;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  flex: 0 0 auto;
}

.brand-mark::before,
.brand-mark::after,
.brand-mark i {
  display: none;
}

.brand-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 0 10px rgba(130, 229, 62, 0.18));
}

.brand > span:last-child {
  display: grid;
  gap: 2px;
}

.brand strong {
  font-size: 16px;
  font-weight: 650;
  letter-spacing: -0.025em;
}

.brand small {
  color: #8fa79a;
  font-size: 8px;
  letter-spacing: 0.2em;
}

.system-online {
  display: flex;
  align-items: center;
  gap: 9px;
  color: #b7c7be;
  font-size: 11px;
}

.system-online i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 5px rgba(184, 247, 123, 0.08), 0 0 16px rgba(184, 247, 123, 0.55);
}

.scene-shell {
  width: min(100% - 28px, 1680px);
  margin: 0 auto;
}

.house-visual {
  position: relative;
  width: 100%;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border: 1px solid rgba(230, 255, 237, 0.12);
  border-radius: 30px;
  background: #0b1914;
  box-shadow: var(--shadow);
  isolation: isolate;
}

.house-visual::after {
  content: "";
  position: absolute;
  z-index: 4;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(2, 10, 7, 0.12), transparent 32%, transparent 72%, rgba(2, 10, 7, 0.3)),
    linear-gradient(0deg, rgba(2, 10, 7, 0.32), transparent 24%);
}

.house-visual > img {
  position: absolute;
  z-index: 1;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  user-select: none;
}

.global-shade {
  position: absolute;
  z-index: 2;
  inset: 0;
  opacity: var(--global-shade);
  pointer-events: none;
  background: #020a10;
  transition: opacity 0.9s ease;
}

.room-dimmer,
.room-glow,
.garden-glow,
.blind,
.garage-mask {
  position: absolute;
  z-index: 3;
  pointer-events: none;
  transition: opacity 0.85s ease, clip-path 0.95s cubic-bezier(0.2, 0.75, 0.2, 1), filter 0.85s ease;
}

.room-dimmer {
  border-radius: 2px;
  background: rgba(0, 8, 12, 0.96);
  mix-blend-mode: multiply;
}

.room-dimmer--bedroom {
  top: 31.2%;
  left: 11.3%;
  width: 26.3%;
  height: 28.4%;
  opacity: var(--bedroom-dim);
}

.room-dimmer--bathroom {
  top: 31.2%;
  left: 38%;
  width: 19%;
  height: 28.4%;
  opacity: var(--bathroom-dim);
}

.room-dimmer--living {
  top: 60.5%;
  left: 11.2%;
  width: 25.8%;
  height: 25.5%;
  opacity: var(--living-dim);
}

.room-dimmer--kitchen {
  top: 60.5%;
  left: 36.9%;
  width: 19.8%;
  height: 25.5%;
  opacity: var(--kitchen-dim);
}

.room-dimmer--garage {
  top: 65.3%;
  left: 56.2%;
  width: 13.7%;
  height: 20.4%;
  opacity: var(--garage-dim);
}

.room-glow {
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 210, 139, 0.68), rgba(255, 165, 77, 0.15) 48%, transparent 72%);
  filter: blur(10px);
  mix-blend-mode: screen;
}

.room-glow--bedroom {
  top: 35%;
  left: 15%;
  width: 21%;
  height: 20%;
  opacity: var(--bedroom-glow);
}

.room-glow--living {
  top: 65%;
  left: 14%;
  width: 22%;
  height: 18%;
  opacity: var(--living-glow);
}

.room-glow--kitchen {
  top: 65%;
  left: 38%;
  width: 18%;
  height: 17%;
  opacity: var(--kitchen-glow);
}

.garden-glow {
  top: 78%;
  left: 1%;
  width: 72%;
  height: 19%;
  opacity: var(--garden-glow);
  background: radial-gradient(ellipse at center, rgba(255, 216, 138, 0.38), transparent 64%);
  filter: blur(15px);
  mix-blend-mode: screen;
}

.blind {
  overflow: hidden;
  border: 1px solid rgba(228, 210, 177, 0.22);
  clip-path: inset(0 0 var(--blind-bottom) 0);
  background: repeating-linear-gradient(
    to bottom,
    rgba(72, 53, 38, 0.95) 0 5%,
    rgba(152, 121, 88, 0.98) 5% 8%,
    rgba(43, 34, 27, 0.88) 8% 11%
  );
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.34);
}

.blind::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.05), transparent, rgba(0, 0, 0, 0.17));
}

.blind--bedroom {
  top: 40.2%;
  left: 29.2%;
  width: 3.25%;
  height: 16.9%;
}

.blind--living {
  top: 64.1%;
  left: 17.4%;
  width: 9.2%;
  height: 18.4%;
}

.garage-mask {
  top: 65.2%;
  left: 56.2%;
  width: 13.75%;
  height: 20.6%;
  clip-path: inset(0 0 var(--garage-bottom) 0);
  border: 2px solid rgba(19, 26, 24, 0.88);
  background: linear-gradient(115deg, #56615d, #2e3935 70%);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1), 0 12px 25px rgba(0, 0, 0, 0.38);
}

.garage-mask span {
  display: block;
  height: 20%;
  border-bottom: 2px solid rgba(20, 27, 24, 0.45);
  box-shadow: 0 1px rgba(255, 255, 255, 0.08);
}

.state-chip,
.alarm-label {
  position: absolute;
  z-index: 12;
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 0 10px;
  min-width: 120px;
  padding: 10px 13px;
  border: 1px solid rgba(230, 255, 237, 0.19);
  border-radius: 14px;
  background: rgba(5, 20, 14, 0.82);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(12px);
  transition: transform 0.45s ease, border-color 0.45s ease, background 0.45s ease;
}

.state-chip span {
  grid-row: 1 / 3;
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 50%;
  color: var(--lime);
  background: rgba(184, 247, 123, 0.1);
  font-family: Georgia, serif;
  font-size: 20px;
}

.state-chip small,
.alarm-label small {
  align-self: end;
  color: #92a59b;
  font-size: 7px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.state-chip strong,
.alarm-label strong {
  align-self: start;
  font-size: 10px;
  font-weight: 620;
}

.state-chip--temperature {
  top: 54%;
  left: 44.4%;
}

.state-chip--blinds {
  top: 42%;
  left: 26.2%;
  transform: translateX(-100%);
}

.state-chip--garage {
  top: 62%;
  left: 60.8%;
}

.alarm-beacon {
  position: absolute;
  z-index: 11;
  top: 49%;
  left: 65.5%;
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  opacity: var(--alarm-opacity);
  transition: opacity 0.7s ease;
}

.alarm-beacon i {
  position: absolute;
  width: 100%;
  height: 100%;
  border: 1px solid rgba(255, 111, 99, 0.68);
  border-radius: 50%;
  animation: alarm-pulse 1.8s ease-out infinite;
}

.alarm-beacon i:nth-child(2) {
  animation-delay: 0.65s;
}

.alarm-beacon b {
  display: grid;
  width: 29px;
  height: 29px;
  place-items: center;
  border: 1px solid rgba(255, 166, 154, 0.55);
  border-radius: 10px;
  color: #fff;
  background: #a83831;
  font-size: 13px;
}

.alarm-label {
  top: 53.4%;
  left: 65.7%;
  grid-template-columns: 1fr;
  min-width: 112px;
  border-color: rgba(255, 144, 129, calc(var(--alarm-opacity) * 0.65));
}

@keyframes alarm-pulse {
  from { transform: scale(0.55); opacity: 0.9; }
  to { transform: scale(1.45); opacity: 0; }
}

.scene-caption {
  position: absolute;
  z-index: 15;
  bottom: 3.2%;
  left: 3.2%;
  width: min(31%, 430px);
  padding: 20px 22px;
  border: 1px solid rgba(230, 255, 237, 0.14);
  border-radius: 20px;
  background: rgba(4, 16, 11, 0.72);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.26);
  backdrop-filter: blur(16px);
}

.scene-caption > p:first-child {
  display: flex;
  margin: 0 0 11px;
  align-items: center;
  gap: 9px;
  color: #a8b9b0;
  font-size: 7px;
  letter-spacing: 0.16em;
}

.scene-caption > p:first-child span {
  color: var(--lime);
}

.scene-caption > p:first-child i {
  width: 22px;
  height: 1px;
  background: rgba(184, 247, 123, 0.35);
}

.scene-caption > p:first-child b {
  font-weight: 500;
}

.scene-caption h2 {
  max-width: 390px;
  margin: 0 0 9px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(22px, 2.1vw, 35px);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: -0.035em;
}

.scene-caption > p:last-child {
  max-width: 360px;
  margin: 0;
  color: #b3c1b9;
  font-size: clamp(8px, 0.75vw, 12px);
  line-height: 1.55;
}

.control-panel {
  position: absolute;
  z-index: 25;
  top: 5.2%;
  right: 2.4%;
  display: flex;
  width: clamp(300px, 22%, 370px);
  max-height: 89.5%;
  padding: 21px;
  flex-direction: column;
  gap: 17px;
  overflow: auto;
  border: 1px solid rgba(230, 255, 237, 0.18);
  border-radius: 26px;
  background:
    linear-gradient(145deg, rgba(13, 43, 31, 0.98), rgba(4, 15, 11, 0.96)),
    var(--panel);
  box-shadow: 0 28px 65px rgba(0, 0, 0, 0.38);
  backdrop-filter: blur(20px);
  scrollbar-width: thin;
  scrollbar-color: rgba(184, 247, 123, 0.25) transparent;
}

.panel-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
}

.panel-head span {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 20px;
}

.panel-head i {
  height: 1px;
  background: var(--line);
}

.panel-head small {
  color: var(--lime);
  font-size: 8px;
  letter-spacing: 0.05em;
}

.scenario-buttons {
  display: grid;
  gap: 9px;
}

.scenario-buttons button {
  position: relative;
  display: grid;
  grid-template-columns: 42px 1fr 9px;
  min-height: 70px;
  padding: 12px 13px;
  align-items: center;
  gap: 12px;
  border: 1px solid rgba(230, 255, 237, 0.1);
  border-radius: 17px;
  color: #dce6e0;
  background: rgba(255, 255, 255, 0.035);
  cursor: pointer;
  text-align: left;
  transition: transform 0.22s ease, border-color 0.22s ease, background 0.22s ease, color 0.22s ease;
}

.scenario-buttons button:hover {
  transform: translateY(-1px);
  border-color: rgba(184, 247, 123, 0.26);
  background: rgba(184, 247, 123, 0.07);
}

.scenario-buttons button:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.scenario-buttons button.is-active {
  border-color: rgba(184, 247, 123, 0.42);
  color: #fff;
  background: linear-gradient(110deg, rgba(31, 103, 75, 0.72), rgba(184, 247, 123, 0.08));
  box-shadow: inset 0 0 0 1px rgba(184, 247, 123, 0.05), 0 12px 25px rgba(0, 0, 0, 0.16);
}

.scenario-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(230, 255, 237, 0.14);
  border-radius: 13px;
  background: rgba(0, 0, 0, 0.18);
}

.scenario-icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.scenario-buttons button > span:nth-child(2) {
  display: grid;
  gap: 5px;
}

.scenario-buttons strong {
  font-size: 12px;
  font-weight: 620;
}

.scenario-buttons small {
  color: #91a39a;
  font-size: 8px;
}

.scenario-buttons button > i {
  width: 7px;
  height: 7px;
  border: 1px solid #61746a;
  border-radius: 50%;
}

.scenario-buttons button.is-active > i {
  border-color: var(--lime);
  background: var(--lime);
  box-shadow: 0 0 0 4px rgba(184, 247, 123, 0.08), 0 0 12px rgba(184, 247, 123, 0.4);
}

.action-progress {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.progress-head {
  display: flex;
  margin-bottom: 10px;
  align-items: center;
  justify-content: space-between;
  color: #91a49a;
  font-size: 8px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.progress-head b {
  color: var(--lime);
  font-weight: 600;
}

.action-progress ol {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
}

.action-progress li {
  display: grid;
  grid-template-columns: 11px 1fr auto;
  min-height: 31px;
  align-items: center;
  gap: 9px;
  color: #6f8278;
  font-size: 9px;
  transition: color 0.3s ease;
}

.action-progress li i {
  width: 7px;
  height: 7px;
  border: 1px solid currentColor;
  border-radius: 50%;
}

.action-progress li small {
  font-size: 7px;
}

.action-progress li.is-running {
  color: var(--warm);
}

.action-progress li.is-running i {
  border-color: var(--warm);
  box-shadow: 0 0 0 4px rgba(255, 210, 139, 0.08), 0 0 10px rgba(255, 210, 139, 0.4);
}

.action-progress li.is-done {
  color: #c0d1c7;
}

.action-progress li.is-done i {
  border-color: var(--lime);
  background: var(--lime);
}

.experience.is-transitioning .state-chip {
  border-color: rgba(184, 247, 123, 0.5);
  transform: translateY(-3px);
}

.experience.is-transitioning .state-chip--blinds {
  transform: translate(-100%, -3px);
}

@media (max-width: 1240px) {
  .control-panel {
    top: 3%;
    width: 270px;
    max-height: 94%;
    padding: 15px;
    gap: 11px;
    border-radius: 21px;
  }

  .scenario-buttons {
    gap: 7px;
  }

  .scenario-buttons button {
    grid-template-columns: 36px 1fr 7px;
    min-height: 58px;
    padding: 9px 10px;
    gap: 9px;
  }

  .scenario-icon {
    width: 36px;
    height: 36px;
  }

  .scenario-buttons strong {
    font-size: 10px;
  }

  .action-progress li {
    min-height: 25px;
  }

  .state-chip {
    transform: scale(0.84);
    transform-origin: left top;
  }

  .state-chip--blinds {
    transform: translateX(-100%) scale(0.84);
    transform-origin: right top;
  }
}

@media (max-width: 900px) {
  .experience {
    padding-bottom: 24px;
  }

  .topbar {
    width: min(100% - 28px, 760px);
    min-height: 72px;
  }

  .scene-shell {
    width: min(100% - 20px, 760px);
  }

  .house-visual {
    margin-bottom: 500px;
    overflow: visible;
    border-radius: 20px;
    box-shadow: 0 18px 55px rgba(0, 0, 0, 0.35);
  }

  .house-visual > img,
  .house-visual::after,
  .global-shade {
    border-radius: 20px;
  }

  .control-panel {
    top: calc(100% + 14px);
    right: 0;
    left: 0;
    width: 100%;
    max-height: none;
    padding: 19px;
    border-radius: 20px;
  }

  .scenario-buttons {
    grid-template-columns: repeat(3, 1fr);
  }

  .scenario-buttons button {
    grid-template-columns: 1fr;
    justify-items: start;
    min-height: 118px;
  }

  .scenario-buttons button > i {
    position: absolute;
    top: 13px;
    right: 13px;
  }

  .action-progress ol {
    grid-template-columns: 1fr 1fr;
    gap: 0 18px;
  }

  .state-chip,
  .alarm-label,
  .alarm-beacon {
    display: none;
  }

  .scene-caption {
    bottom: 3%;
    left: 2.3%;
    width: 45%;
    padding: 13px 14px;
    border-radius: 14px;
  }

  .scene-caption h2 {
    font-size: clamp(16px, 3.3vw, 27px);
  }
}

@media (max-width: 560px) {
  .brand strong {
    font-size: 14px;
  }

  .system-online span {
    display: none;
  }

  .house-visual {
    margin-bottom: 650px;
  }

  .scene-caption {
    right: 3%;
    bottom: 4%;
    left: 3%;
    width: auto;
    padding: 10px 12px;
  }

  .scene-caption > p:first-child,
  .scene-caption > p:last-child {
    display: none;
  }

  .scene-caption h2 {
    margin: 0;
    font-size: 17px;
  }

  .scenario-buttons {
    grid-template-columns: 1fr;
  }

  .scenario-buttons button {
    grid-template-columns: 39px 1fr 7px;
    min-height: 64px;
    justify-items: stretch;
  }

  .scenario-buttons button > i {
    position: static;
  }

  .action-progress ol {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* One-page presentation */

.proposal-intro,
.presentation-copy,
.presentation-footer {
  width: min(100% - 40px, 1180px);
  margin-right: auto;
  margin-left: auto;
}

.proposal-intro {
  position: relative;
  overflow: hidden;
  margin-top: 38px;
  margin-bottom: 104px;
  padding: clamp(34px, 6vw, 76px);
  border: 1px solid rgba(230, 255, 237, 0.13);
  border-radius: 30px;
  background:
    radial-gradient(circle at 90% 12%, rgba(184, 247, 123, 0.16), transparent 24rem),
    linear-gradient(145deg, rgba(17, 58, 42, 0.82), rgba(5, 18, 13, 0.93));
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.24);
}

.proposal-intro::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -58%;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(184, 247, 123, 0.12);
  border-radius: 50%;
  box-shadow:
    0 0 0 55px rgba(184, 247, 123, 0.025),
    0 0 0 110px rgba(184, 247, 123, 0.018);
  pointer-events: none;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--lime);
  font-size: 10px;
  font-weight: 650;
  letter-spacing: 0.19em;
}

.proposal-intro h1 {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 0 30px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(42px, 6.4vw, 82px);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.proposal-lead {
  position: relative;
  z-index: 1;
  max-width: 780px;
  margin: 0 0 16px;
  color: #b9c8c0;
  font-size: clamp(15px, 1.5vw, 19px);
  line-height: 1.65;
}

.proposal-lead--accent {
  color: #e3eee7;
}

.proposal-flow {
  position: relative;
  z-index: 1;
  display: flex;
  margin-top: 42px;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  color: #c2d2c9;
  font-size: 11px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.proposal-flow span {
  display: inline-flex;
  min-height: 34px;
  padding: 8px 12px;
  align-items: center;
  border: 1px solid rgba(184, 247, 123, 0.18);
  border-radius: 999px;
  background: rgba(184, 247, 123, 0.045);
}

.proposal-flow i {
  color: var(--lime);
  font-style: normal;
}

.presentation-copy {
  display: grid;
  grid-template-columns: 58px minmax(0, 1.25fr) minmax(280px, 0.75fr);
  gap: 24px 42px;
  align-items: start;
  margin-bottom: 34px;
}

.presentation-copy--first {
  margin-bottom: 34px;
}

.section-number {
  padding-top: 3px;
  color: rgba(184, 247, 123, 0.35);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 34px;
}

.section-story h2 {
  max-width: 760px;
  margin: 0 0 18px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(30px, 3.7vw, 54px);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.section-story > p:last-child {
  max-width: 760px;
  margin: 0;
  color: #aebeb5;
  font-size: 15px;
  line-height: 1.72;
}

.business-points {
  display: grid;
  margin: 33px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: benefit;
}

.business-points li {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 3px 10px;
  padding: 13px 0;
  border-top: 1px solid rgba(230, 255, 237, 0.12);
  counter-increment: benefit;
}

.business-points li::before {
  content: "↗";
  grid-row: 1 / 3;
  color: var(--lime);
}

.business-points--numbered li::before {
  content: counter(benefit, decimal-leading-zero);
  color: rgba(184, 247, 123, 0.7);
  font-size: 9px;
  letter-spacing: 0.06em;
}

.business-points strong {
  color: #e8f1eb;
  font-size: 12px;
  font-weight: 620;
}

.business-points span {
  color: #8fa198;
  font-size: 10px;
  line-height: 1.5;
}

.presentation-section {
  width: min(100% - 28px, 1480px);
  margin: 128px auto 0;
}

.presentation-section--timeline {
  margin-bottom: 112px;
}

.demo-window {
  overflow: hidden;
  border: 1px solid rgba(230, 255, 237, 0.13);
  border-radius: 28px;
  background: #eef4ef;
  box-shadow: 0 28px 78px rgba(0, 0, 0, 0.28);
}

.demo-label {
  display: flex;
  min-height: 46px;
  padding: 10px 18px;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: #dce8e1;
  background: #0b1d15;
  border-bottom: 1px solid rgba(230, 255, 237, 0.12);
}

.demo-label span {
  color: var(--lime);
  font-size: 9px;
  font-weight: 650;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.demo-label small {
  color: #96aa9f;
  font-size: 9px;
}

.demo-window iframe {
  display: block;
  width: 100%;
  border: 0;
  background: #eef4ef;
}

.demo-window--ecosystem iframe {
  height: 840px;
}

.demo-window--client iframe {
  height: 980px;
}

.demo-window--knowledge iframe {
  height: 1080px;
}

.demo-window--timeline iframe {
  height: 330px;
}

.presentation-footer {
  display: flex;
  min-height: 130px;
  padding: 32px 0;
  align-items: center;
  gap: 18px;
  border-top: 1px solid rgba(230, 255, 237, 0.12);
}

.presentation-footer p {
  display: grid;
  gap: 4px;
  margin: 0;
}

.presentation-footer strong {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 20px;
  font-weight: 400;
}

.presentation-footer small {
  color: #8fa198;
  font-size: 10px;
}

@media (max-width: 920px) {
  .proposal-intro,
  .presentation-copy,
  .presentation-footer {
    width: min(100% - 28px, 760px);
  }

  .presentation-copy {
    grid-template-columns: 48px minmax(0, 1fr);
  }

  .business-points {
    grid-column: 2;
    margin-top: 0;
  }

  .demo-window--ecosystem iframe {
    height: 980px;
  }

  .demo-window--client iframe {
    height: 1260px;
  }

  .demo-window--knowledge iframe {
    height: 1280px;
  }

  .demo-window--timeline iframe {
    height: 700px;
  }
}

@media (max-width: 560px) {
  .proposal-intro {
    margin-top: 20px;
    margin-bottom: 80px;
    padding: 28px 22px;
    border-radius: 22px;
  }

  .proposal-intro h1 {
    font-size: 42px;
  }

  .proposal-flow {
    align-items: flex-start;
    flex-direction: column;
  }

  .proposal-flow i {
    margin-left: 22px;
    transform: rotate(90deg);
  }

  .presentation-copy {
    display: block;
  }

  .section-number {
    margin-bottom: 12px;
    font-size: 26px;
  }

  .business-points {
    margin-top: 24px;
  }

  .presentation-section {
    margin-top: 94px;
  }

  .demo-window {
    border-radius: 18px;
  }

  .demo-label {
    align-items: flex-start;
    flex-direction: column;
    gap: 3px;
  }

  .demo-window--ecosystem iframe {
    height: 1120px;
  }

  .demo-window--client iframe {
    height: 1480px;
  }

  .demo-window--knowledge iframe {
    height: 1480px;
  }

  .demo-window--timeline iframe {
    height: 760px;
  }
}