:root {
  --bg: #f6f7fb;
  --surface: #ffffff;
  --surface-soft: #eef3ff;
  --text: #132033;
  --muted: #64748b;
  --line: rgba(15, 23, 42, 0.12);
  --primary: #614ff7;
  --secondary: #3784f2;
  --accent: #30d958;
  --ink: #07111f;
  --shadow: 0 22px 70px rgba(28, 38, 67, 0.14);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(145deg, rgba(97, 79, 247, 0.10), transparent 28%),
    linear-gradient(35deg, rgba(48, 217, 88, 0.10), transparent 24%),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select {
  font: inherit;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 12px clamp(18px, 4vw, 56px);
  background: rgba(255, 255, 255, 0.88);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  color: var(--ink);
}

.brand img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.hero-brand {
  width: max-content;
  margin-bottom: 28px;
  font-size: 18px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}

.nav a:hover,
.nav button:hover {
  color: var(--primary);
}

.nav button {
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  padding: 8px 2px;
}

.nav-menu,
.inline-menu {
  position: relative;
}

.menu-panel,
.inline-menu-panel {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 210px;
  display: none;
  padding: 8px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
}

.inline-menu-panel {
  left: 0;
  right: auto;
}

.nav-menu:hover .menu-panel,
.nav-menu.open .menu-panel,
.inline-menu:hover .inline-menu-panel {
  display: grid;
  gap: 4px;
}

.menu-panel a,
.inline-menu-panel a,
.inline-menu-panel button {
  display: block;
  width: 100%;
  padding: 10px 12px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--text);
  text-align: left;
}

.menu-panel a:hover,
.inline-menu-panel a:hover,
.inline-menu-panel button:hover {
  background: var(--surface-soft);
}

main {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 34px 0 70px;
}

.hero,
.section,
.modal-card,
.receipt-card,
.frame-shell {
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 26px;
  box-shadow: var(--shadow);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 28px;
  min-height: 560px;
  padding: clamp(28px, 5vw, 64px);
  align-items: center;
  overflow: hidden;
}

.hero h1 {
  max-width: 700px;
  margin: 12px 0 18px;
  font-size: clamp(38px, 5.5vw, 68px);
  line-height: 1;
  letter-spacing: 0;
}

.hero p,
.section-copy {
  max-width: 660px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.55;
}

.eyebrow {
  margin: 0;
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-actions,
.form-actions,
.section-heading {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.primary-btn,
.secondary-btn,
.ghost-btn,
.inline-menu > button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 12px;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 750;
}

.primary-btn {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
}

.secondary-btn,
.inline-menu > button {
  background: #fff;
  border-color: var(--line);
  color: var(--text);
}

.ghost-btn {
  background: transparent;
  border-color: var(--line);
  color: var(--muted);
}

.primary-btn:hover,
.secondary-btn:hover,
.ghost-btn:hover,
.inline-menu > button:hover {
  transform: translateY(-1px);
}

.hero-visual {
  display: grid;
  gap: 14px;
}

.hero-visual img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top;
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: 20px;
  box-shadow: 0 18px 54px rgba(28, 38, 67, 0.16);
}

.hero-panel {
  display: grid;
  gap: 12px;
  padding: 18px;
  border-radius: 20px;
  background:
    linear-gradient(135deg, rgba(97, 79, 247, 0.95), rgba(55, 132, 242, 0.94)),
    var(--primary);
  color: #fff;
}

.panel-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 76px;
  padding: 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.13);
}

.panel-row span {
  opacity: 0.78;
}

.panel-row strong {
  font-size: 22px;
}

.section {
  margin-top: 24px;
  padding: clamp(22px, 4vw, 38px);
}

.split-section {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 28px;
  align-items: start;
}

.section h2 {
  margin: 8px 0 10px;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.05;
}

.section-heading {
  justify-content: space-between;
  margin-bottom: 18px;
}

.demo-form {
  display: grid;
  gap: 18px;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

label,
fieldset {
  display: grid;
  gap: 8px;
  color: var(--text);
  font-weight: 700;
}

input,
select {
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  color: var(--text);
}

input:focus,
select:focus,
button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(97, 79, 247, 0.28);
  outline-offset: 2px;
}

.option-group {
  grid-template-columns: repeat(2, minmax(0, max-content));
  gap: 12px 18px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
}

.option-group legend {
  padding: 0 8px;
  color: var(--muted);
}

.option-group label,
.check-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.option-group input,
.check-row input {
  width: auto;
  min-height: auto;
}

.range-field {
  grid-template-columns: 1fr auto;
  align-items: center;
}

.range-field input {
  grid-column: 1 / -1;
  padding: 0;
  accent-color: var(--primary);
}

.result-card,
.status-pill {
  border-radius: 14px;
  background: var(--surface-soft);
  color: var(--text);
}

.result-card {
  padding: 16px;
  border: 1px solid var(--line);
  font-weight: 750;
}

.result-card[data-state="success"] {
  background: rgba(48, 217, 88, 0.16);
  border-color: rgba(48, 217, 88, 0.5);
}

.result-card[data-state="warning"] {
  background: rgba(255, 184, 78, 0.16);
  border-color: rgba(255, 184, 78, 0.5);
}

.lab-grid,
.extract-layout {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.lab-card,
.feature-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.lab-card h3,
.feature-card h3 {
  margin: 0 0 8px;
}

.lab-card p,
.feature-card p {
  color: var(--muted);
  line-height: 1.45;
}

.status-pill {
  display: inline-flex;
  width: max-content;
  margin-top: 12px;
  padding: 6px 10px;
  font-size: 12px;
}

.extract-layout {
  grid-template-columns: minmax(260px, 0.85fr) minmax(420px, 1.15fr);
}

.cards-list {
  display: grid;
  gap: 12px;
}

.orders-table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: var(--radius);
  background: #fff;
}

.orders-table caption {
  text-align: left;
  margin-bottom: 10px;
  color: var(--muted);
  font-weight: 800;
}

.orders-table th,
.orders-table td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.orders-table th {
  background: var(--ink);
  color: #fff;
}

.board {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.lane {
  min-height: 260px;
  padding: 14px;
  border: 1px dashed rgba(97, 79, 247, 0.34);
  border-radius: var(--radius);
  background: rgba(238, 243, 255, 0.72);
}

.lane.drag-over {
  background: rgba(48, 217, 88, 0.14);
  border-color: var(--accent);
}

.lane h3 {
  margin: 0 0 12px;
}

.task-card {
  display: grid;
  gap: 6px;
  margin-bottom: 10px;
  padding: 14px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--line);
  cursor: grab;
}

.task-card:active {
  cursor: grabbing;
}

.task-card.dragging {
  opacity: 0.55;
}

.task-card span {
  color: var(--muted);
}

.board-status {
  color: var(--muted);
  font-weight: 700;
}

iframe {
  width: 100%;
  min-height: 260px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(7, 17, 31, 0.54);
}

.modal-backdrop[hidden] {
  display: none;
}

.modal-card {
  width: min(460px, 100%);
  padding: 26px;
}

.modal-close {
  float: right;
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.frame-body,
.receipt-body {
  padding: 24px;
  background: var(--bg);
}

.frame-shell,
.receipt-card {
  width: min(760px, 100%);
  margin: 0 auto;
  padding: 28px;
}

.receipt-card {
  margin-top: 8vh;
}

@media (max-width: 860px) {
  .topbar,
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero,
  .split-section,
  .field-grid,
  .lab-grid,
  .extract-layout,
  .board {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }
}