/*
 * Nexus Pro
 * Author: Vikram Kumar Sinha (TheHardHit) https://thevikramsinha.github.io
 * License: AGPL-3.0-or-later
 */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;600;700&family=JetBrains+Mono:wght@400;600&display=swap');

:root {
  --bg-root: #0a1720;
  --bg-soft: #102637;
  --panel: #163246;
  --panel-2: #1d425a;
  --line: #2a556f;
  --text: #f4f7fb;
  --muted: #c5d2dc;
  --accent: #ff6b3d;
  --accent-soft: #ff9e6c;
  --accent-2: #2dd4bf;
  --danger: #ff4e4e;
  --ok: #23c26b;
  --shadow: 0 20px 50px rgba(6, 20, 29, 0.42);
  --radius-xl: 1.25rem;
  --radius-md: 0.8rem;
  --grid-size: 32px;
  --grid-opacity: 0.24;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-height: 100%;
  margin: 0;
  color: var(--text);
  background: radial-gradient(120vw 120vh at 20% -10%, #23445b, var(--bg-root));
  font-family: 'Sora', 'Segoe UI', sans-serif;
}

a {
  color: inherit;
}

button,
input,
textarea,
select {
  font: inherit;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.landing-body {
  display: flex;
  flex-direction: column;
}

.landing-nav {
  width: min(1120px, 92vw);
  margin: 1.2rem auto 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1rem;
  border: 1px solid rgba(148, 183, 207, 0.24);
  border-radius: 1rem;
  backdrop-filter: blur(8px);
  background: rgba(15, 39, 55, 0.6);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: 0.5rem;
  background: linear-gradient(130deg, var(--accent-2), var(--accent));
  color: #0a1720;
  font-size: 0.8rem;
}

.landing-main {
  width: min(1120px, 92vw);
  margin: 3rem auto;
}

.hero {
  display: grid;
  gap: 1rem;
  max-width: 760px;
  padding: 3rem;
  border: 1px solid rgba(148, 183, 207, 0.22);
  border-radius: var(--radius-xl);
  background: linear-gradient(150deg, rgba(18, 48, 67, 0.8), rgba(10, 22, 32, 0.55));
  box-shadow: var(--shadow);
  animation: fadeUp 0.6s ease both;
}

.eyebrow {
  color: var(--accent-2);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3.8rem);
  line-height: 1.08;
}

.hero-copy {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.hero-actions {
  display: inline-flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border: 0;
  border-radius: 0.8rem;
  text-decoration: none;
  min-height: 44px;
  min-width: 44px;
  padding: 0.7rem 1rem;
  cursor: pointer;
  transition: transform 0.22s ease, filter 0.22s ease, background-color 0.22s ease;
}

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

.btn-primary {
  background: linear-gradient(120deg, var(--accent), var(--accent-soft));
  color: #1e100a;
  font-weight: 700;
}

.btn-outline {
  border: 1px solid rgba(148, 183, 207, 0.55);
  background: rgba(18, 48, 67, 0.35);
}

.btn-text {
  background: transparent;
  color: var(--accent-2);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.2rem;
}

.feature-card {
  border-radius: var(--radius-md);
  border: 1px solid rgba(148, 183, 207, 0.2);
  background: rgba(12, 30, 44, 0.66);
  padding: 1.2rem;
  animation: fadeUp 0.7s ease both;
}

.feature-card h2 {
  margin-top: 0;
  font-size: 1.1rem;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.site-footer {
  margin-top: auto;
  padding: 1.2rem;
  border-top: 1px solid rgba(148, 183, 207, 0.16);
  text-align: center;
  color: var(--muted);
  font-size: 0.92rem;
}

.site-footer a {
  color: var(--accent-2);
}

.app-body {
  overflow: hidden;
}

.app-shell {
  position: fixed;
  inset: 0;
  display: grid;
  grid-template-columns: minmax(280px, 34vw) 1fr;
  background: var(--bg-root);
}

.split-pane {
  position: relative;
  border-right: 1px solid rgba(148, 183, 207, 0.2);
  background: linear-gradient(175deg, #123046, #0e2230);
  min-width: 240px;
  max-width: 720px;
}

.split-pane.collapsed {
  width: 0;
  min-width: 0;
  border-right: 0;
}

.pane-inner {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.pane-header {
  padding: 0.8rem;
  border-bottom: 1px solid rgba(148, 183, 207, 0.2);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.6rem;
}

.pane-title {
  display: grid;
  gap: 0.12rem;
}

.pane-subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 0.75rem;
}

.editor-input {
  flex: 1;
  width: 100%;
  border: 0;
  resize: none;
  padding: 1rem;
  background: transparent;
  color: var(--text);
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.89rem;
  line-height: 1.5;
}

.syntax-preview {
  min-height: 106px;
  border-top: 1px solid rgba(148, 183, 207, 0.18);
  margin: 0;
  padding: 0.8rem 1rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  background: rgba(9, 24, 35, 0.45);
  color: var(--muted);
  overflow: auto;
}

.highlight-table {
  color: var(--accent-2);
}

.highlight-field {
  color: var(--accent-soft);
}

.highlight-rel {
  color: #ffd36b;
}

.split-grip {
  position: absolute;
  top: 0;
  right: -6px;
  width: 12px;
  height: 100%;
  cursor: col-resize;
  touch-action: none;
}

.workspace {
  position: relative;
  overflow: hidden;
}

.toolbar {
  position: absolute;
  top: 0.9rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 60;
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  border: 1px solid rgba(148, 183, 207, 0.2);
  border-radius: 1rem;
  padding: 0.5rem;
  background: rgba(10, 24, 34, 0.88);
  backdrop-filter: blur(8px);
}

.toolbar-group {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.toolbar-group + .toolbar-group {
  padding-left: 0.5rem;
  border-left: 1px solid rgba(148, 183, 207, 0.24);
}

.toolbar .btn {
  border: 1px solid transparent;
  background: rgba(28, 64, 88, 0.68);
  color: var(--text);
  font-size: 0.82rem;
}

.toolbar .btn[aria-pressed='true'] {
  border-color: var(--accent-2);
  color: var(--accent-2);
}

.canvas-viewport {
  position: absolute;
  inset: 0;
  touch-action: none;
}

.grid-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(148, 183, 207, var(--grid-opacity)) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(148, 183, 207, var(--grid-opacity)) 1px, transparent 1px);
  background-size: var(--grid-size) var(--grid-size);
}

.canvas-content {
  position: absolute;
  left: 0;
  top: 0;
  width: 1px;
  height: 1px;
  transform-origin: 0 0;
}

.connection-layer {
  position: absolute;
  left: 0;
  top: 0;
  overflow: visible;
  pointer-events: none;
}

.connection-path {
  fill: none;
  stroke: var(--accent-2);
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
}

.node-layer {
  position: absolute;
  inset: 0;
}

.diagram-node {
  position: absolute;
  width: 240px;
  min-height: 92px;
  border-radius: 0.85rem;
  border: 1px solid rgba(148, 183, 207, 0.28);
  background: linear-gradient(165deg, rgba(23, 54, 74, 0.96), rgba(14, 30, 44, 0.95));
  box-shadow: 0 16px 28px rgba(6, 20, 29, 0.45);
  user-select: none;
  touch-action: none;
  padding: 0.7rem;
}

.diagram-node.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(255, 107, 61, 0.25), 0 16px 28px rgba(6, 20, 29, 0.45);
}

.diagram-node.colliding {
  border-color: var(--danger);
}

.node-title {
  margin: 0;
  font-size: 0.98rem;
}

.node-meta {
  margin: 0.3rem 0 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.node-fields {
  margin: 0.65rem 0 0;
  padding: 0.45rem 0 0;
  border-top: 1px solid rgba(148, 183, 207, 0.2);
  list-style: none;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  display: grid;
  gap: 0.25rem;
}

.snap-guide {
  position: absolute;
  z-index: 30;
  pointer-events: none;
  background: rgba(255, 158, 108, 0.7);
}

.snap-guide.x {
  height: 1px;
  width: 100%;
}

.snap-guide.y {
  width: 1px;
  height: 100%;
}

.workspace-status {
  position: absolute;
  left: 0.9rem;
  bottom: 0.9rem;
  z-index: 40;
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  border: 1px solid rgba(148, 183, 207, 0.22);
  border-radius: 0.8rem;
  padding: 0.42rem 0.6rem;
  background: rgba(8, 21, 30, 0.84);
  color: var(--muted);
  font-size: 0.74rem;
  backdrop-filter: blur(8px);
}

.workspace-status strong {
  color: var(--text);
  font-weight: 600;
}

.context-menu {
  position: absolute;
  z-index: 100;
  min-width: 180px;
  border-radius: 0.7rem;
  border: 1px solid rgba(148, 183, 207, 0.25);
  background: rgba(9, 23, 33, 0.95);
  box-shadow: var(--shadow);
  padding: 0.5rem;
}

.context-menu button {
  width: 100%;
  text-align: left;
  border: 0;
  border-radius: 0.5rem;
  background: transparent;
  color: var(--text);
  padding: 0.55rem;
  min-height: 44px;
}

.context-menu button:hover {
  background: rgba(28, 64, 88, 0.6);
}

.modal-root {
  position: fixed;
  inset: 0;
  z-index: 150;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: rgba(5, 12, 18, 0.7);
}

.modal {
  width: min(760px, 96vw);
  max-height: min(82vh, 720px);
  border-radius: 1rem;
  overflow: auto;
  border: 1px solid rgba(148, 183, 207, 0.3);
  background: linear-gradient(170deg, #15354a, #0e2231);
  box-shadow: var(--shadow);
  padding: 1.2rem;
}

.modal h2 {
  margin-top: 0;
}

.modal code,
.shortcut-table {
  font-family: 'JetBrains Mono', monospace;
}

.toast-region {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  display: grid;
  gap: 0.55rem;
  z-index: 200;
}

.toast {
  border-radius: 0.8rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid rgba(148, 183, 207, 0.35);
  background: rgba(11, 24, 33, 0.9);
  box-shadow: var(--shadow);
  color: var(--text);
}

.toast[data-kind='error'] {
  border-color: rgba(255, 78, 78, 0.6);
}

.status-sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  clip-path: inset(50%);
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }

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

@media (max-width: 960px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .app-shell {
    grid-template-columns: 1fr;
  }

  .split-pane {
    position: absolute;
    inset: 0 auto 0 0;
    width: min(88vw, 420px);
    z-index: 80;
    transform: translateX(-100%);
    transition: transform 0.24s ease;
  }

  .split-pane.open {
    transform: translateX(0);
  }

  .split-pane.collapsed {
    transform: translateX(-100%);
  }

  .split-grip {
    display: none;
  }

  .toolbar {
    left: 0.7rem;
    right: 0.7rem;
    transform: none;
    justify-content: flex-start;
  }

  .workspace-status {
    left: 0.7rem;
    right: 0.7rem;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}