:root {
  --bg: #f5f0e8;
  --bg-soft: #fcfaf7;
  --panel: rgba(255, 255, 255, 0.82);
  --panel-strong: #fffdf8;
  --line: rgba(34, 53, 70, 0.12);
  --text: #20303e;
  --muted: #667888;
  --accent: #0b5d6b;
  --accent-2: #d96f3f;
  --good: #2c7a4b;
  --warn: #9e6b21;
  --shadow: 0 24px 60px rgba(31, 49, 65, 0.12);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(217, 111, 63, 0.12), transparent 28%),
    radial-gradient(circle at top right, rgba(11, 93, 107, 0.16), transparent 24%),
    linear-gradient(180deg, #f7f3ec 0%, #efe6db 100%);
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  -webkit-text-size-adjust: 100%;
}

.app-shell {
  width: min(1480px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 28px 0 calc(32px + env(safe-area-inset-bottom, 0px));
}

.hero {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 30px;
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 6px);
  background: linear-gradient(135deg, rgba(255, 253, 248, 0.92), rgba(255, 255, 255, 0.66));
  box-shadow: var(--shadow);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 700;
}

.hero h1,
.panel h2 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  font-weight: 700;
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.02;
  max-width: 12ch;
}

.hero-copy,
.panel-head p,
.field-help,
.metric-sub,
.full-report-label {
  color: var(--muted);
}

.hero-copy {
  max-width: 58ch;
  margin: 12px 0 0;
  font-size: 1rem;
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-start;
  justify-content: flex-end;
}

.install-card {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 18px;
  margin-top: 16px;
  padding: 18px 22px;
  border: 1px solid rgba(11, 93, 107, 0.12);
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(232, 241, 245, 0.92), rgba(255, 255, 255, 0.9));
  box-shadow: 0 18px 40px rgba(31, 49, 65, 0.08);
}

.install-eyebrow {
  margin: 0 0 6px;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.74rem;
  font-weight: 700;
}

.install-card h2 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  font-size: clamp(1.2rem, 2.4vw, 1.8rem);
}

.install-copy {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.install-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-content: center;
  justify-content: flex-end;
}

.install-step {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(11, 93, 107, 0.14);
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 700;
}

button {
  border: 0;
  border-radius: 999px;
  min-height: 46px;
  padding: 12px 18px;
  font: inherit;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, opacity 160ms ease;
  touch-action: manipulation;
}

button:hover {
  transform: translateY(-1px);
}

button.primary {
  background: linear-gradient(135deg, var(--accent), #144e76);
  color: #fff;
  box-shadow: 0 12px 26px rgba(11, 93, 107, 0.26);
}

button.secondary {
  background: linear-gradient(135deg, #163a56, #285278);
  color: #fff;
}

button.ghost {
  background: rgba(255, 255, 255, 0.7);
  color: var(--text);
  border: 1px solid var(--line);
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(360px, 0.8fr);
  gap: 22px;
  margin-top: 22px;
}

.sidebar {
  display: grid;
  gap: 22px;
  align-content: start;
}

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.panel-head {
  padding: 22px 24px 0;
}

.panel-head p {
  margin: 8px 0 0;
  line-height: 1.45;
}

.form-sections {
  display: grid;
  gap: 18px;
  padding: 22px;
}

.form-section {
  border: 1px solid rgba(11, 93, 107, 0.1);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.76), rgba(252, 249, 242, 0.96));
  overflow: hidden;
}

.form-section-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  border-bottom: 1px solid rgba(34, 53, 70, 0.08);
}

.form-section-head h3 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  font-size: 1.18rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  padding: 18px;
}

.field {
  display: grid;
  gap: 7px;
}

.field label {
  font-size: 0.88rem;
  font-weight: 600;
}

.field input,
.field select,
.report-textarea,
.full-report {
  width: 100%;
  border-radius: 16px;
  border: 1px solid rgba(34, 53, 70, 0.12);
  background: var(--panel-strong);
  color: var(--text);
  font: inherit;
}

.field input,
.field select {
  height: 48px;
  padding: 0 12px;
}

.field input[readonly] {
  background: linear-gradient(180deg, rgba(11, 93, 107, 0.06), rgba(255, 253, 248, 0.96));
  color: var(--accent);
  font-weight: 700;
}

.field input:focus,
.field select:focus,
.report-textarea:focus,
.full-report:focus {
  outline: 2px solid rgba(11, 93, 107, 0.18);
  border-color: rgba(11, 93, 107, 0.28);
}

.field-help {
  min-height: 18px;
  font-size: 0.77rem;
}

.field-help-good {
  color: var(--good);
}

.field-help-warn {
  color: var(--warn);
  font-weight: 600;
}

.metric-grid {
  display: grid;
  gap: 18px;
  padding: 22px;
}

.metric-group {
  display: grid;
  gap: 12px;
}

.metric-group-title {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  font-size: 1.02rem;
}

.metric-group-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
}

.metric-card {
  padding: 16px;
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(11, 93, 107, 0.08), rgba(255, 255, 255, 0.88));
  border: 1px solid rgba(11, 93, 107, 0.12);
}

.metric-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.metric-value {
  margin: 8px 0 0;
  font-size: 1.45rem;
  font-weight: 700;
}

.metric-sub {
  margin: 6px 0 0;
  font-size: 0.82rem;
  line-height: 1.35;
}

.metric-good .metric-value {
  color: var(--good);
}

.metric-warn .metric-value {
  color: var(--warn);
}

.report-blocks {
  display: grid;
  gap: 14px;
  padding: 22px;
}

.report-block {
  border: 1px solid rgba(34, 53, 70, 0.08);
  border-radius: 18px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.72);
}

.report-block h3 {
  margin: 0 0 10px;
  font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  font-size: 1.04rem;
}

.report-textarea {
  min-height: 138px;
  resize: vertical;
  padding: 12px 14px;
  line-height: 1.5;
}

.report-actions {
  padding: 0 22px 10px;
}

.export-panel {
  display: grid;
  gap: 10px;
  padding: 0 22px 22px;
}

.export-panel h3 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  font-size: 1.04rem;
}

.upload-label {
  font-size: 0.9rem;
  font-weight: 600;
}

.upload-input {
  width: 100%;
  border-radius: 16px;
  border: 1px dashed rgba(34, 53, 70, 0.22);
  background: rgba(255, 255, 255, 0.75);
  color: var(--text);
  min-height: 52px;
  padding: 12px;
  font: inherit;
}

.status-good {
  color: var(--good);
  font-weight: 600;
}

.status-warn {
  color: var(--warn);
  font-weight: 600;
}

.full-report-label {
  display: block;
  padding: 0 22px 8px;
  font-size: 0.88rem;
  font-weight: 600;
}

.full-report {
  min-height: 420px;
  padding: 16px 18px;
  resize: vertical;
  line-height: 1.55;
  margin: 0 22px 22px;
}

@media (max-width: 1120px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .install-card {
    grid-template-columns: 1fr;
  }

  .install-steps {
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  .app-shell {
    width: min(100vw - 18px, 100%);
    padding-top: 16px;
  }

  .hero {
    padding: 22px 18px;
    flex-direction: column;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
    width: 100%;
  }

  .hero-actions button {
    width: 100%;
    min-height: 52px;
    font-size: 1rem;
  }

  .install-card {
    margin-top: 14px;
    padding: 16px;
  }

  .install-steps {
    display: grid;
    grid-template-columns: 1fr;
  }

  .install-step {
    min-height: 48px;
    justify-content: center;
  }

  .panel-head,
  .form-sections,
  .metric-grid,
  .report-blocks {
    padding-left: 16px;
    padding-right: 16px;
  }

  .form-grid {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 16px;
  }

  .metric-group-grid {
    grid-template-columns: 1fr;
  }

  .report-textarea,
  .full-report {
    font-size: 16px;
  }

  .report-actions,
  .full-report-label,
  .full-report {
    margin-left: 16px;
    margin-right: 16px;
    padding-left: 0;
    padding-right: 0;
  }

  .full-report {
    min-height: 320px;
  }
}