:root {
  --bg-1: #f3fff8;
  --bg-2: #e9f5ff;
  --surface: #ffffff;
  --surface-glass: rgba(255, 255, 255, 0.78);
  --surface-soft: #f4faf7;
  --text: #0f2f2a;
  --text-soft: #4b6860;
  --primary: #087f6b;
  --primary-strong: #066454;
  --accent: #ff7a2f;
  --accent-soft: #fff1e8;
  --border: rgba(15, 47, 42, 0.12);
  --ok: #188d46;
  --warn: #a06d00;
  --error: #b22a2a;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --shadow-lg: 0 25px 60px rgba(3, 36, 30, 0.12);
  --shadow-md: 0 14px 30px rgba(3, 36, 30, 0.1);
  --transition: 280ms cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: "Source Sans 3", sans-serif;
  color: var(--text);
  background:
    radial-gradient(80vw 80vw at 105% -10%, #d8f9ee 0%, transparent 60%),
    radial-gradient(70vw 70vw at -10% 75%, #ffe9dc 0%, transparent 58%),
    linear-gradient(140deg, var(--bg-1), var(--bg-2));
}

body.modal-open {
  overflow: hidden;
}

h1,
h2,
h3,
.eyebrow,
.kicker {
  margin: 0;
  font-family: "Barlow Condensed", sans-serif;
  letter-spacing: 0.02em;
}

p,
li,
label,
small,
input,
select,
button {
  font-size: 1rem;
}

.app-shell {
  width: min(1180px, 100% - 1.5rem);
  margin: 1rem auto 2.6rem;
}

.topbar {
  position: sticky;
  top: 0.6rem;
  z-index: 20;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 1rem;
  border-radius: 16px;
  backdrop-filter: blur(14px);
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 8px 24px rgba(3, 36, 30, 0.08);
}

.brand-wrap h1 {
  font-size: clamp(2rem, 4vw, 2.9rem);
  line-height: 0.95;
}

.eyebrow {
  color: var(--primary-strong);
  text-transform: uppercase;
  font-size: 0.88rem;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.language-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.language-wrap label {
  color: var(--text-soft);
  font-size: 0.88rem;
  font-weight: 700;
}

.language-select {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  padding: 0.35rem 0.75rem;
  font-weight: 700;
  color: var(--text);
}

.unit-toggle {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.2rem;
  background: #f6fcf9;
}

.unit-toggle button {
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--text-soft);
  padding: 0.42rem 0.86rem;
  cursor: pointer;
  font-weight: 700;
  transition: var(--transition);
}

.unit-toggle button.is-active {
  background: var(--primary);
  color: #fff;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.3);
}

main {
  display: grid;
  gap: 1rem;
  margin-top: 0.95rem;
}

.card {
  background: var(--surface-glass);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: var(--radius-lg);
  padding: 1.1rem;
  box-shadow: var(--shadow-md);
}

.reveal-card {
  opacity: 0;
  transform: translateY(22px) scale(0.985);
  transition: opacity 420ms cubic-bezier(0.16, 1, 0.3, 1), transform 420ms cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-card.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.planner {
  min-height: max(500px, calc(100vh - 168px));
  display: grid;
  place-content: center;
  text-align: center;
  gap: 1.15rem;
  padding: clamp(1.25rem, 4vw, 2rem);
  background:
    radial-gradient(120% 90% at 90% 0%, rgba(8, 127, 107, 0.16), transparent 70%),
    radial-gradient(120% 90% at 10% 100%, rgba(255, 122, 47, 0.15), transparent 72%),
    rgba(255, 255, 255, 0.74);
}

.hero-content {
  max-width: 760px;
  margin: 0 auto;
}

.hero-content h2 {
  font-size: clamp(2rem, 6vw, 3.7rem);
  line-height: 0.95;
  margin-top: 0.35rem;
}

.hero-content p {
  margin-top: 0.8rem;
  color: var(--text-soft);
  font-size: clamp(1.05rem, 1.6vw, 1.22rem);
}

.kicker {
  color: var(--accent);
  text-transform: uppercase;
  font-size: 1rem;
}

.hero-actions {
  width: min(740px, 100%);
  margin: 0 auto;
  display: grid;
  gap: 0.8rem;
}

.upload-dropzone {
  border: 2px dashed rgba(8, 127, 107, 0.62);
  border-radius: 22px;
  background:
    linear-gradient(135deg, #f0fff8 0%, #f7fcff 55%, #fff8f2 100%);
  min-height: 168px;
  display: grid;
  place-content: center;
  text-align: center;
  padding: 1rem;
  gap: 0.45rem;
  cursor: pointer;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.upload-dropzone strong {
  font-size: clamp(1.15rem, 2.4vw, 1.45rem);
}

.upload-dropzone span {
  color: var(--text-soft);
}

.upload-dropzone input {
  display: none;
}

.upload-dropzone:hover,
.upload-dropzone:focus-within,
.upload-dropzone.is-dragover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 18px 38px rgba(8, 127, 107, 0.14);
}

.privacy-note {
  margin: 0;
  color: var(--text-soft);
}

.section-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  margin-bottom: 0.9rem;
}

.section-title-row h2 {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.7rem;
  margin-bottom: 0.95rem;
}

.stat-item {
  margin: 0;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(243, 251, 247, 0.9));
  padding: 0.7rem;
}

.stat-item dt {
  color: var(--text-soft);
  font-size: 0.84rem;
}

.stat-item dd {
  margin: 0.2rem 0 0;
  font-size: 1.4rem;
  font-weight: 700;
}

.layout-split {
  display: grid;
  gap: 0.9rem;
}

.map-panel {
  display: grid;
  gap: 0.8rem;
}

#routeMap {
  min-height: 230px;
  border-radius: 14px;
  border: 1px solid var(--border);
  overflow: hidden;
}

.chart-panel {
  display: grid;
  gap: 0.45rem;
}

.chart-panel canvas {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #f8fcfa;
  padding: 0.4rem;
  height: 140px !important;
}

.grid-two {
  display: grid;
  gap: 0.8rem;
  margin-top: 0.8rem;
}

.insight-list {
  padding-left: 1.1rem;
  margin: 0;
  display: grid;
  gap: 0.33rem;
}

.inline-feedback,
.inline-status {
  margin-top: 0.8rem;
  color: var(--text-soft);
  font-weight: 700;
}

.inline-status.fetching {
  color: var(--warn);
}

.inline-status.ready {
  color: var(--ok);
}

.inline-status.error {
  color: var(--error);
}

.btn {
  border: 0;
  border-radius: 13px;
  background: linear-gradient(145deg, var(--primary), var(--primary-strong));
  color: #fff;
  padding: 0.7rem 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 12px 22px rgba(8, 127, 107, 0.24);
  filter: brightness(1.03);
}

.btn-secondary {
  background: #f2f8f5;
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: none;
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  box-shadow: 0 9px 18px rgba(13, 51, 43, 0.11);
}

.actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.58rem;
  margin-top: 1rem;
}

.results-headline {
  border-radius: 18px;
  padding: 1rem;
  background:
    radial-gradient(100% 130% at 100% 0%, rgba(255, 122, 47, 0.25), transparent 60%),
    linear-gradient(145deg, #0e3b32, #125445);
  color: #fff;
}

.results-headline .kicker {
  color: #ffb280;
}

.results-headline h2 {
  font-size: clamp(2.1rem, 7vw, 3.5rem);
  line-height: 0.95;
}

.results-headline p {
  margin: 0.3rem 0 0;
}

.results-grid {
  margin-top: 0.9rem;
  display: grid;
  gap: 0.8rem;
  grid-template-columns: 1fr;
}

.result-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.9);
  padding: 0.9rem;
  transition: transform var(--transition), box-shadow var(--transition);
}

.result-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(8, 127, 107, 0.12);
}

.result-card h3 {
  margin-bottom: 0.3rem;
}

.result-card p {
  margin: 0;
  color: var(--text-soft);
}

.saved-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.7rem;
}

.saved-item {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #f7fbf9;
  padding: 0.8rem;
  display: grid;
  gap: 0.6rem;
}

.saved-item h3 {
  font-size: 1.08rem;
}

.saved-meta {
  margin: 0;
  color: var(--text-soft);
}

.saved-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.empty-state {
  margin: 0.6rem 0 0;
  color: var(--text-soft);
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(7, 25, 22, 0.46);
  backdrop-filter: blur(6px);
  animation: fadeIn 260ms ease;
}

.modal-panel {
  position: relative;
  z-index: 1;
  width: min(940px, calc(100% - 1rem));
  max-height: calc(100vh - 1.2rem);
  overflow: auto;
  border-radius: 22px;
  background: linear-gradient(165deg, #ffffff, #f5fbf8);
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow: var(--shadow-lg);
  padding: 1rem;
  animation: modalUp 300ms cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  margin-bottom: 0.7rem;
}

.modal-close {
  width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  transition: var(--transition);
}

.modal-close:hover,
.modal-close:focus-visible {
  transform: rotate(90deg);
  background: #eef7f3;
}

.stepper {
  margin: 0.5rem 0 0.95rem;
  padding-left: 1.1rem;
  display: flex;
  gap: 0.95rem;
  flex-wrap: wrap;
  color: var(--text-soft);
}

.stepper li.is-active {
  color: var(--text);
  font-weight: 700;
}

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

label {
  display: grid;
  gap: 0.34rem;
  font-weight: 700;
}

input,
select {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.62rem 0.68rem;
  font: inherit;
  background: #fff;
}

input:focus,
select:focus,
button:focus-visible,
summary:focus-visible,
.language-select:focus-visible {
  outline: 3px solid rgba(255, 122, 47, 0.34);
  outline-offset: 1px;
}

small {
  color: var(--text-soft);
  font-weight: 400;
}

.advanced-panel {
  margin-top: 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #fbfdfc;
  padding: 0.7rem;
}

.advanced-panel summary {
  cursor: pointer;
  font-weight: 700;
}

.advanced-grid {
  margin-top: 0.78rem;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 0.9rem;
  transform: translateX(-50%) translateY(140%);
  border-radius: 999px;
  padding: 0.58rem 1rem;
  background: #102f29;
  color: #fff;
  font-weight: 700;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition);
  z-index: 100;
}

.site-footer {
  margin: 1.1rem 0 0;
  padding: 0.9rem 0.4rem 0.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  color: var(--text-soft);
}

.site-footer p {
  margin: 0;
  font-weight: 700;
}

.footer-nav {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
}

.footer-nav a {
  color: var(--primary-strong);
  text-decoration: none;
  font-weight: 700;
}

.footer-nav a:hover,
.footer-nav a:focus-visible {
  text-decoration: underline;
}

.consent-banner {
  position: fixed;
  left: 50%;
  bottom: 4rem;
  transform: translateX(-50%);
  width: min(900px, calc(100% - 1rem));
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.97);
  box-shadow: var(--shadow-md);
  padding: 0.85rem 0.95rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  z-index: 120;
}

.consent-banner p {
  margin: 0;
  color: var(--text-soft);
}

.consent-actions {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
}

[hidden] {
  display: none !important;
}

@keyframes modalUp {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.97);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@media (min-width: 760px) {
  .grid-two {
    grid-template-columns: 1fr 1fr;
  }

  .results-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 1040px) {
  .results-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .app-shell {
    width: min(1180px, 100% - 1rem);
  }

  .topbar {
    top: 0.4rem;
    padding: 0.68rem 0.7rem;
  }

  .planner {
    min-height: calc(100vh - 148px);
  }

  .upload-dropzone {
    min-height: 148px;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .consent-banner {
    bottom: 3.9rem;
    align-items: flex-start;
    flex-direction: column;
  }
}