:root {
  --ink: #23211f;
  --ink-soft: #5f5a53;
  --muted: #7a746c;
  --background: #f7f5ef;
  --paper: #fffdf8;
  --paper-warm: #fbf7ef;
  --corten: #8b4513;
  --corten-hover: #9a4f1e;
  --corten-soft: #f1dfd0;
  --green: #315b3a;
  --green-soft: #e7eee4;
  --line: #e2dcd1;
  --line-strong: #d2c8bb;
  --error: #9b3f35;
  --shadow: 0 18px 50px rgba(48, 39, 30, 0.08);
  --shadow-soft: 0 10px 28px rgba(48, 39, 30, 0.06);
  --radius: 20px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 10%, rgba(139, 69, 19, 0.08), transparent 24rem),
    linear-gradient(180deg, #fbfaf6 0, var(--background) 360px),
    var(--background);
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.6;
}

button,
select {
  font: inherit;
}

button,
select,
.plant-image {
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease, background-color 180ms ease, color 180ms ease;
}

.page-width {
  width: min(1160px, calc(100% - 40px));
  margin-inline: auto;
}

.hero {
  position: relative;
  overflow: hidden;
  color: var(--ink);
  background:
    linear-gradient(135deg, rgba(255, 253, 248, 0.92), rgba(247, 245, 239, 0.9)),
    var(--background);
  border-bottom: 1px solid var(--line);
}

.hero::before {
  position: absolute;
  right: 7%;
  bottom: -110px;
  width: 330px;
  height: 330px;
  content: "";
  border: 1px solid rgba(139, 69, 19, 0.12);
  border-radius: 50%;
  box-shadow: 0 0 0 58px rgba(139, 69, 19, 0.035);
}

.hero::after {
  position: absolute;
  right: 15%;
  bottom: 28px;
  width: 90px;
  height: 90px;
  content: "";
  border: 1px solid rgba(49, 91, 58, 0.18);
  border-radius: 70% 12% 70% 12%;
  transform: rotate(-35deg);
  opacity: 0.6;
}

.hero__content {
  position: relative;
  z-index: 1;
  padding-top: clamp(34px, 5vw, 58px);
  padding-bottom: clamp(38px, 5vw, 68px);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--corten);
  font-size: 0.73rem;
  font-weight: 750;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

h1,
h2 {
  font-family: inherit;
  line-height: 1.12;
}

h1 {
  max-width: 720px;
  margin: 0;
  color: var(--ink);
  font-size: clamp(2.15rem, 5vw, 4rem);
  font-weight: 720;
  letter-spacing: -0.035em;
}

.hero__lead {
  max-width: 760px;
  margin: 18px 0 0;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.8vw, 1.12rem);
}

main {
  margin-top: 28px;
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 253, 248, 0.98);
  box-shadow: var(--shadow-soft);
}

.configurator,
.composition,
.summary-card,
.visualization-card {
  padding: clamp(22px, 3.4vw, 40px);
}

.section-heading {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 26px;
}

.section-heading--small {
  margin-bottom: 22px;
}

.section-heading h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.6rem, 2.7vw, 2.3rem);
  font-weight: 700;
  letter-spacing: -0.025em;
}

.composition .section-heading h2 {
  max-width: 920px;
  font-size: clamp(1.9rem, 3.2vw, 2.55rem);
  line-height: 1.16;
}

.section-heading--small h2 {
  font-size: clamp(1.35rem, 2.1vw, 1.75rem);
}

.step {
  display: grid;
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(139, 69, 19, 0.22);
  border-radius: 50%;
  color: var(--corten);
  background: var(--corten-soft);
  font-size: 0.72rem;
  font-weight: 800;
}

.generator-form {
  display: grid;
  grid-template-columns: minmax(170px, 0.85fr) minmax(230px, 1fr) minmax(280px, 1.25fr) auto;
  align-items: end;
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
  min-width: 0;
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 700;
}

select {
  width: 100%;
  min-height: 52px;
  padding: 0 44px 0 15px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  color: var(--ink);
  background-color: #fff;
  cursor: pointer;
  text-overflow: ellipsis;
}

select:hover,
select:focus {
  border-color: var(--corten);
  outline: none;
  box-shadow: 0 0 0 4px rgba(139, 69, 19, 0.11);
}

select:disabled {
  color: #8f8981;
  background-color: #f1eee8;
  cursor: not-allowed;
}

.primary-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  min-height: 52px;
  border: 0;
  border-radius: 10px;
  font-weight: 750;
  cursor: pointer;
}

.primary-button {
  padding: 0 22px;
  color: #fff;
  background: var(--corten);
  box-shadow: 0 10px 24px rgba(139, 69, 19, 0.18);
  white-space: nowrap;
}

.primary-button:hover {
  background: var(--corten-hover);
  transform: translateY(-2px);
}

.secondary-button {
  width: 100%;
  margin-top: 20px;
  padding: 0 18px;
  color: var(--corten);
  background: var(--corten-soft);
}

.secondary-button:hover {
  background: #ead2bf;
  transform: translateY(-2px);
}

.message {
  margin: 22px 0 0;
  padding: 14px 18px;
  border-radius: 12px;
  font-weight: 650;
}

.message--error {
  color: var(--error);
  background: #f8e7e3;
}

.result {
  display: grid;
  gap: 24px;
  margin-top: 24px;
}

.set-description {
  max-width: 890px;
  margin: -4px 0 28px 58px;
  color: var(--ink-soft);
  font-size: 1rem;
}

.plant-list {
  display: grid;
  gap: 14px;
}

.plant-item {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr) minmax(245px, 0.82fr);
  align-items: center;
  gap: 22px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
}

.plant-image-wrap {
  position: relative;
  width: 112px;
  height: 102px;
  overflow: hidden;
  border-radius: 12px;
  background: var(--green-soft);
}

.plant-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.plant-placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  align-content: center;
  padding: 12px;
  color: #fffdf8;
  background:
    linear-gradient(145deg, transparent 48%, rgba(255, 253, 248, 0.12) 49%),
    var(--green);
  font-size: 0.82rem;
  font-weight: 650;
  line-height: 1.25;
  text-align: center;
}

.plant-placeholder::before {
  content: "";
  width: 22px;
  height: 22px;
  margin: 0 auto 8px;
  border: 1px solid rgba(255, 253, 248, 0.64);
  border-radius: 70% 12% 70% 12%;
  transform: rotate(-35deg);
}

.plant-meta h3 {
  margin: 0 0 2px;
  color: var(--ink);
  font-size: 1.16rem;
  font-weight: 700;
  line-height: 1.28;
}

.latin-name {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 0.88rem;
  font-style: italic;
}

.plant-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.badge {
  padding: 4px 9px;
  border: 1px solid rgba(49, 91, 58, 0.14);
  border-radius: 999px;
  color: var(--green);
  background: var(--green-soft);
  font-size: 0.72rem;
  font-weight: 750;
}

.plant-choice label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.plant-choice select {
  min-height: 48px;
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: normal;
  text-transform: none;
}

.summary-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 24px;
}

.shopping-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.shopping-list li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 12px;
  align-items: center;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.shopping-list li:last-child {
  border-bottom: 0;
}

.shopping-list strong {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--corten);
  font-size: 0.8rem;
}

.shopping-list span {
  display: block;
  font-weight: 700;
}

.shopping-list small {
  color: var(--muted);
  font-style: italic;
}

.visualization-card {
  color: var(--ink);
  background: var(--paper);
}

.visualization-card .eyebrow {
  color: var(--corten);
}

.visual-note {
  margin: 22px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.55;
}

.visual-caption {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.5;
}

.visual-caption[hidden] {
  display: none;
}

.visual-caption p {
  margin: 0;
  color: var(--ink-soft);
  font-weight: 700;
}

.visual-caption small {
  display: block;
  margin-top: 3px;
}

.composition-change-notice {
  margin-top: 18px;
  padding: 16px;
  border: 1px solid rgba(139, 69, 19, 0.2);
  border-radius: 14px;
  color: var(--ink-soft);
  background: rgba(241, 223, 208, 0.38);
  font-size: 0.86rem;
  line-height: 1.5;
}

.composition-change-notice[hidden] {
  display: none;
}

.composition-change-notice p {
  margin: 0;
}

.custom-visualization-button {
  margin-top: 14px;
  text-decoration: none;
}

.set-visual-placeholder {
  display: grid;
  width: 100%;
  min-height: 330px;
  aspect-ratio: 4 / 3;
  place-items: center;
  padding: clamp(24px, 5vw, 52px);
  text-align: center;
}

.set-visual-placeholder__content {
  display: grid;
  justify-items: center;
  max-width: 520px;
}

.set-visual-placeholder__title {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.15rem, 2.2vw, 1.55rem);
  font-weight: 760;
  line-height: 1.25;
}

.set-visual-placeholder__text {
  margin: 12px 0 0;
  color: var(--ink-soft);
  font-size: 0.94rem;
  line-height: 1.55;
}

.set-visual-placeholder__button {
  width: min(100%, 330px);
  margin-top: 20px;
  text-decoration: none;
}

.set-visualization {
  position: relative;
  min-height: 330px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  background:
    linear-gradient(135deg, rgba(139, 69, 19, 0.06), rgba(49, 91, 58, 0.05)),
    var(--paper-warm);
}

.set-visualization--dynamic {
  aspect-ratio: 4 / 3;
  min-height: 390px;
  isolation: isolate;
}

.set-image {
  display: block;
  width: 100%;
  min-height: 330px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.set-image-placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  align-content: center;
  justify-items: center;
  padding: 34px;
  text-align: center;
}

.set-image-placeholder[hidden] {
  display: none;
}

.set-image-placeholder p {
  max-width: 380px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 1rem;
  font-weight: 650;
  line-height: 1.5;
}

.visual-stage {
  position: absolute;
  inset: 0;
  min-height: inherit;
  overflow: hidden;
}

.visual-base {
  position: absolute;
  z-index: 5;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
}

.visual-base--front {
  z-index: 40;
}

.visual-base--back,
.visual-base--fallback {
  z-index: 5;
}

.visual-base-placeholder {
  position: absolute;
  z-index: 6;
  left: 50%;
  bottom: 8%;
  display: grid;
  width: min(78%, 570px);
  min-height: 104px;
  place-items: center;
  padding: 22px;
  border: 1px solid rgba(139, 69, 19, 0.18);
  border-radius: 22px 22px 54px 54px;
  color: var(--ink-soft);
  background:
    linear-gradient(180deg, rgba(255, 253, 248, 0.92), rgba(241, 223, 208, 0.82)),
    var(--corten-soft);
  box-shadow: inset 0 -18px 32px rgba(139, 69, 19, 0.12);
  text-align: center;
  transform: translateX(-50%);
}

.visual-base[hidden],
.visual-base-placeholder[hidden],
.visual-plant-image[hidden],
.visual-plant-placeholder[hidden] {
  display: none;
}

.visual-base-placeholder span,
.visual-plant-placeholder span {
  display: block;
  font-weight: 750;
  line-height: 1.25;
}

.visual-base-placeholder small,
.visual-plant-placeholder small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.35;
}

.visual-plant-layer {
  position: absolute;
  width: var(--plant-width, clamp(72px, 13vw, 124px));
  transform: translate(-50%, -100%) scale(var(--scale, 1));
  transform-origin: bottom center;
  pointer-events: none;
}

.visual-plant-layer--main-evergreen,
.visual-plant-layer--vertical,
.visual-plant-layer--structural {
  --plant-width: clamp(104px, 16vw, 168px);
  --plant-max-height: 280px;
}

.visual-plant-layer--grass-tall {
  --plant-width: clamp(116px, 18vw, 188px);
  --plant-max-height: 300px;
}

.visual-plant-layer--grass {
  --plant-width: clamp(112px, 17vw, 210px);
  --plant-max-height: 260px;
}

.visual-plant-layer--flowering,
.visual-plant-layer--foliage,
.visual-plant-layer--seasonal {
  --plant-width: clamp(120px, 22vw, 280px);
  --plant-max-height: 280px;
}

.visual-plant-layer--front-fill,
.visual-plant-layer--low,
.visual-plant-layer--trailing,
.visual-plant-layer--herb {
  --plant-width: clamp(86px, 14vw, 180px);
  --plant-max-height: 210px;
}

.visual-plant-image {
  display: block;
  width: 100%;
  max-height: var(--plant-max-height, 230px);
  height: auto;
  object-fit: contain;
  object-position: center bottom;
  filter: drop-shadow(0 12px 16px rgba(35, 33, 31, 0.18));
}

.visual-plant-image.is-loading {
  visibility: hidden;
}

.visual-plant-placeholder {
  display: grid;
  min-height: 72px;
  align-content: center;
  padding: 10px;
  border: 1px solid rgba(49, 91, 58, 0.18);
  border-radius: 16px;
  color: var(--green);
  background:
    radial-gradient(circle at 26% 20%, rgba(49, 91, 58, 0.16), transparent 32px),
    rgba(255, 253, 248, 0.88);
  box-shadow: 0 12px 24px rgba(48, 39, 30, 0.1);
  font-size: 0.72rem;
  text-align: center;
}

.visual-plant-layer.is-missing-image .visual-plant-placeholder {
  border-style: dashed;
}

.visual-plant-layer.is-missing-image {
  z-index: 70 !important;
}

.visual-debug-label {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 6px);
  padding: 3px 6px;
  border-radius: 999px;
  color: #fff;
  background: rgba(35, 33, 31, 0.72);
  font-size: 0.62rem;
  white-space: nowrap;
  transform: translateX(-50%);
}

.inquiry-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid rgba(139, 69, 19, 0.18);
  border-radius: var(--radius);
  color: var(--ink);
  background:
    linear-gradient(135deg, rgba(139, 69, 19, 0.1), rgba(255, 253, 248, 0.9)),
    var(--paper);
  box-shadow: var(--shadow-soft);
}

.inquiry-panel .eyebrow {
  color: var(--corten);
}

.inquiry-panel h2 {
  margin: 0;
  font-size: clamp(1.45rem, 2.5vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.inquiry-button {
  min-width: 245px;
}

footer {
  padding-top: 40px;
  padding-bottom: 40px;
  color: var(--muted);
  font-size: 0.88rem;
  text-align: center;
}

@media (max-width: 1060px) {
  .generator-form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .generator-form .primary-button {
    width: fit-content;
  }
}

@media (max-width: 900px) {
  .summary-grid {
    grid-template-columns: 1fr;
  }

  .plant-item {
    grid-template-columns: 96px 1fr;
  }

  .plant-image-wrap {
    width: 96px;
    height: 96px;
  }

  .plant-choice {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .page-width {
    width: min(100% - 24px, 1160px);
  }

  .hero::before {
    right: -160px;
    bottom: -170px;
  }

  .hero::after {
    display: none;
  }

  .hero__content {
    padding-top: 30px;
    padding-bottom: 36px;
  }

  h1 {
    font-size: clamp(2rem, 10vw, 2.75rem);
  }

  main {
    margin-top: 18px;
  }

  .configurator,
  .composition,
  .summary-card,
  .visualization-card {
    padding: 20px;
    border-radius: 16px;
  }

  .generator-form {
    grid-template-columns: 1fr;
  }

  .generator-form .primary-button,
  .inquiry-button {
    width: 100%;
  }

  .inquiry-panel {
    align-items: stretch;
    flex-direction: column;
    padding: 22px;
  }

  .section-heading {
    gap: 12px;
    margin-bottom: 22px;
  }

  .step {
    width: 38px;
    height: 38px;
  }

  .composition .section-heading h2 {
    font-size: clamp(1.6rem, 7vw, 2rem);
  }

  .set-description {
    margin-left: 0;
  }

  .plant-item {
    grid-template-columns: 78px 1fr;
    gap: 14px;
    padding: 10px;
  }

  .plant-image-wrap {
    width: 78px;
    height: 90px;
  }

  .plant-placeholder {
    padding: 7px;
    font-size: 0.68rem;
  }

  .plant-placeholder::before {
    width: 18px;
    height: 18px;
  }

  .set-visualization,
  .set-image,
  .set-visual-placeholder {
    min-height: 240px;
  }

  .set-visualization--dynamic {
    min-height: 300px;
  }

  .visual-base-placeholder {
    min-height: 78px;
    padding: 14px;
  }

  .visual-base-placeholder small {
    display: none;
  }

  .visual-plant-layer {
    --plant-width: clamp(54px, 20vw, 82px);
    --plant-max-height: 150px;
  }

  .visual-plant-layer--main-evergreen,
  .visual-plant-layer--vertical,
  .visual-plant-layer--structural {
    --plant-width: clamp(74px, 25vw, 118px);
    --plant-max-height: 210px;
  }

  .visual-plant-layer--grass-tall {
    --plant-width: clamp(82px, 28vw, 130px);
    --plant-max-height: 220px;
  }

  .visual-plant-layer--grass {
    --plant-width: clamp(78px, 28vw, 124px);
    --plant-max-height: 195px;
  }

  .visual-plant-layer--flowering,
  .visual-plant-layer--foliage,
  .visual-plant-layer--seasonal {
    --plant-width: clamp(76px, 30vw, 128px);
    --plant-max-height: 190px;
  }

  .visual-plant-layer--front-fill,
  .visual-plant-layer--low,
  .visual-plant-layer--trailing,
  .visual-plant-layer--herb {
    --plant-width: clamp(64px, 24vw, 100px);
    --plant-max-height: 160px;
  }

  .visual-plant-placeholder {
    min-height: 58px;
    padding: 7px;
    font-size: 0.62rem;
  }

  .visual-plant-placeholder small {
    display: none;
  }
}