/* CNC Codebox - Layout
   Page shell, base variables, buttons, vault status, rails, rail tools, cards, and modals.
   Base/phone rules first. Desktop overrides use min-width: 801px directly beneath their base rules.
   Load before cnc-codebox-features.css and gm-code.css. */

:root {
  --cnc-bg: #101014;
  --cnc-panel: #181820;
  --cnc-panel-2: #20202a;
  --cnc-border: #333342;
  --cnc-text: #eeeeee;
  --cnc-muted: #aaaaaa;
  --cnc-accent: #1f8f4d;
  --cnc-accent-2: #2bbf6a;
  --cnc-danger: #991116;
  --cnc-control-bg: #222230;
  --cnc-input-bg: #0c0c10;
  --cnc-radius: 0.65rem;

  --cnc-rail-open-width: 16rem;
  --cnc-rail-collapsed-width: 4rem;
  --cnc-work-header-height: 4rem;

  --cnc-workspace-top-offset: 145px;
  --cnc-bottom-safe-space: 1rem;

  --cnc-codebox-button-width: 7.25rem;
  --cnc-codebox-button-height: 2.15rem;
  --cnc-editor-action-button-width: 7.25rem;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  background: var(--cnc-bg);
  color: var(--cnc-text);
  font-family: system-ui, sans-serif;
}

body.is-modal-open {
  overflow: hidden;
}

/* SHARED CNC SCROLLBARS */

:root {
  --cnc-scrollbar-thumb: rgba(80, 230, 255, 0.42);
  --cnc-scrollbar-thumb-hover: rgba(80, 230, 255, 0.65);
  --cnc-scrollbar-track: rgba(5, 12, 20, 0.35);
  --cnc-scrollbar-border: rgba(5, 18, 30, 0.96);
}

.rail-list,
.cnc-modal__card {
  scrollbar-width: thin;
  scrollbar-color: var(--cnc-scrollbar-thumb) var(--cnc-scrollbar-track);
  scrollbar-gutter: stable;
}

.rail-list::-webkit-scrollbar,
.cnc-modal__card::-webkit-scrollbar {
  width: 0.45rem;
}

.rail-list::-webkit-scrollbar-track,
.cnc-modal__card::-webkit-scrollbar-track {
  margin-block: 1.85rem;
  background: var(--cnc-scrollbar-track);
}

.rail-list::-webkit-scrollbar-thumb,
.cnc-modal__card::-webkit-scrollbar-thumb {
  min-height: 3rem;
  border: 2px solid var(--cnc-scrollbar-border);
  border-radius: 999px;
  background: var(--cnc-scrollbar-thumb);
  background-clip: padding-box;
}

.rail-list::-webkit-scrollbar-thumb:hover,
.cnc-modal__card::-webkit-scrollbar-thumb:hover {
  background: var(--cnc-scrollbar-thumb-hover);
  background-clip: padding-box;
}

/* PAGE */

.cnc-codebox {
  width: min(1500px, calc(100% - 1rem));
  margin: 0 auto;
  padding: 0.75rem 0.5rem 1rem;
}

@media (min-width: 801px) {
  .cnc-codebox {
    width: min(1500px, calc(100% - 2rem));
    padding: 1rem;
  }
}

.cnc-codebox__header {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

@media (min-width: 801px) {
  .cnc-codebox__header {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }
}

.cnc-codebox__eyebrow {
  margin: 0 0 0.15rem;
  color: var(--cnc-accent-2);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.cnc-codebox__header h1 {
  margin: 0 0 0.25rem;
  font-size: clamp(1.6rem, 4vw, 2.3rem);
}

.cnc-codebox__header p {
  margin: 0;
  color: var(--cnc-muted);
}

.cnc-codebox__header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-content: start;
  align-items: center;
  justify-content: flex-start;
}

@media (min-width: 801px) {
  .cnc-codebox__header-actions {
    justify-content: flex-end;
    justify-items: end;
  }
}

.cnc-codebox__nav {
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

@media (min-width: 801px) {
  .cnc-codebox__nav {
    justify-content: flex-end;
  }
}

.cnc-codebox__nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.4rem;
  padding: 0.55rem 0.8rem;
  border: 1px solid var(--cnc-border);
  border-radius: 0.45rem;
  background: var(--cnc-control-bg);
  color: var(--cnc-text);
  text-decoration: none;
}

/* BUTTONS */

.cnc-codebox button,
.cnc-modal button {
  min-height: 2.1rem;
  border: 1px solid var(--cnc-border);
  border-radius: 0.4rem;
  background: var(--cnc-control-bg);
  color: var(--cnc-text);
  cursor: pointer;
}

.cnc-codebox button:disabled,
.cnc-modal button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

/* VAULT STATUS */

.vault-status-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.55rem;
  align-items: center;
  min-height: 3rem;
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--cnc-border);
  border-radius: var(--cnc-radius);
  background: var(--cnc-panel);
}

@media (min-width: 801px) {
  .vault-status-card {
    min-width: 0;
    width: auto;
    max-width: 32rem;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

.vault-status-card strong {
  display: block;
  font-size: 0.92rem;
}

@media (min-width: 801px) {
  .vault-status-card strong {
    font-size: 0.82rem;
  }
}

.vault-status-card span {
  display: block;
  margin-top: 0.15rem;
  color: var(--cnc-muted);
  font-size: 0.78rem;
  line-height: 1.25;
}

@media (min-width: 801px) {
  .vault-status-card span {
    font-size: 0.72rem;
  }
}

.vault-status-card button {
  padding: 0.4rem 0.65rem;
}

@media (min-width: 801px) {
  .vault-status-card button,
  .cnc-codebox__nav a {
    min-height: 2.2rem;
  }
}

.vault-status-card.is-unlocked {
  border-color: rgba(43, 191, 106, 0.55);
  background: rgba(31, 143, 77, 0.12);
}

.vault-status-card.is-unlocked strong {
  color: var(--cnc-accent-2);
}

.vault-status-card.is-checking {
  opacity: 0.8;
}

.vault-status-card strong::after {
  content: "";
  display: inline-block;
  width: 1rem;
  height: 1rem;
  margin-left: 0.35rem;
  vertical-align: -0.15em;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}

.vault-status-card.is-locked strong::after {
  background-image: url("./vault-lock-big.svg");
}

.vault-status-card.is-unlocked strong::after {
  background-image: url("./vault-unlock-big.svg");
}

/* LAYOUT */

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

@media (min-width: 801px) {
  .cnc-codebox__layout {
    --left-rail-width: var(--cnc-rail-open-width);
    --right-rail-width: var(--cnc-rail-open-width);

    grid-template-columns:
      var(--left-rail-width)
      minmax(0, 1fr)
      var(--right-rail-width);
    gap: 0.75rem;
    align-items: stretch;
    height: calc(
      100dvh
      - var(--cnc-workspace-top-offset)
      - var(--cnc-bottom-safe-space)
      - env(safe-area-inset-bottom, 0px)
    );
    min-height: 620px;
  }

  .cnc-codebox__layout > * {
    min-height: 0;
  }

  .cnc-codebox__layout.is-left-collapsed {
    --left-rail-width: var(--cnc-rail-collapsed-width);
  }

  .cnc-codebox__layout.is-right-collapsed {
    --right-rail-width: var(--cnc-rail-collapsed-width);
  }
}

/* RAILS */

.cnc-codebox-rail {
  min-width: 0;
  border: 1px solid var(--cnc-border);
  border-radius: var(--cnc-radius);
  background: var(--cnc-panel);
  overflow: hidden;
}

@media (min-width: 801px) {
  .cnc-codebox-rail {
    display: flex;
    flex-direction: column;
  }
}

.rail-header {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  justify-content: space-between;
  min-height: var(--cnc-work-header-height);
  padding: 0.7rem;
  border-bottom: 1px solid var(--cnc-border);
  background: var(--cnc-panel-2);
}

@media (min-width: 801px) {
  .rail-header {
    height: var(--cnc-work-header-height);
    padding: 0.55rem 0.65rem;
  }
}

.rail-title-wrap {
  min-width: 0;
}

.rail-header h2 {
  margin: 0;
  font-size: 1rem;
}

.rail-header-actions {
  display: flex;
  gap: 0.45rem;
  align-items: center;
}

.rail-header button {
  padding: 0.35rem 0.6rem;
}

.rail-toggle {
  display: none;
}

@media (min-width: 801px) {
  .rail-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.2rem;
    min-width: 2.2rem;
    height: 2.2rem;
    flex: 0 0 2.2rem;
    padding: 0;
    font-size: 1.05rem;
    font-weight: 900;
    line-height: 1;
  }
}

.rail-toggle__text {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.rail-status {
  padding: 0.65rem 0.7rem;
  color: var(--cnc-muted);
  font-size: 0.9rem;
  border-bottom: 1px solid var(--cnc-border);
}

.rail-status.is-error {
  color: #ffb4b4;
}

.rail-list {
  display: grid;
  gap: 0.6rem;
  padding: 0.7rem;
}

@media (min-width: 801px) {
  .rail-list {
    overflow: auto;
  }
}

.program-card,
.snippet-card {
  display: grid;
  gap: 0.35rem;
  padding: 0.55rem;
  border: 1px solid var(--cnc-border);
  border-radius: 0.45rem;
  background: rgba(255, 255, 255, 0.025);
}

.program-card h3,
.snippet-card h3 {
  margin: 0;
  color: var(--cnc-accent-2);
  font-size: 0.92rem;
  font-weight: 800;
  line-height: 1.2;
}

.program-card p,
.snippet-card p {
  margin: 0;
  color: var(--cnc-muted);
  font-size: 0.78rem;
  line-height: 1.25;
}

.program-card button,
.snippet-actions button {
  min-height: 1.85rem;
  padding: 0.25rem 0.45rem;
  font-size: 0.78rem;
}

.program-card button {
  width: 100%;
}

.snippet-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.45rem;
}

.snippet-actions button {
  width: 100%;
}

.snippet-card {
  cursor: pointer;
}

.snippet-card.is-selected {
  border-color: rgba(43, 191, 106, 0.65);
  background: rgba(31, 143, 77, 0.1);
}

@media (min-width: 801px) {
  .cnc-codebox__layout.is-left-collapsed .cnc-codebox-rail--programs,
  .cnc-codebox__layout.is-right-collapsed .cnc-codebox-rail--snippets {
    overflow: hidden;
  }

  .cnc-codebox__layout.is-left-collapsed .cnc-codebox-rail--programs .rail-header,
  .cnc-codebox__layout.is-right-collapsed .cnc-codebox-rail--snippets .rail-header {
    justify-content: center;
    padding: 0;
  }

  .cnc-codebox__layout.is-left-collapsed .cnc-codebox-rail--programs .rail-title-wrap,
  .cnc-codebox__layout.is-left-collapsed .cnc-codebox-rail--programs .rail-header-actions button:not(.rail-toggle),
  .cnc-codebox__layout.is-left-collapsed .cnc-codebox-rail--programs .rail-status,
  .cnc-codebox__layout.is-left-collapsed .cnc-codebox-rail--programs .rail-list,
  .cnc-codebox__layout.is-left-collapsed .cnc-codebox-rail--programs .vault-tools,
  .cnc-codebox__layout.is-right-collapsed .cnc-codebox-rail--snippets .rail-title-wrap,
  .cnc-codebox__layout.is-right-collapsed .cnc-codebox-rail--snippets .rail-header-actions button:not(.rail-toggle),
  .cnc-codebox__layout.is-right-collapsed .cnc-codebox-rail--snippets .rail-status,
  .cnc-codebox__layout.is-right-collapsed .cnc-codebox-rail--snippets .rail-list,
  .cnc-codebox__layout.is-right-collapsed .cnc-codebox-rail--snippets .vault-tools {
    display: none;
  }

  .cnc-codebox__layout.is-left-collapsed .cnc-codebox-rail--programs .rail-header-actions,
  .cnc-codebox__layout.is-right-collapsed .cnc-codebox-rail--snippets .rail-header-actions {
    justify-content: center;
  }

  .cnc-codebox__layout.is-left-collapsed .cnc-codebox-rail--programs .rail-toggle,
  .cnc-codebox__layout.is-right-collapsed .cnc-codebox-rail--snippets .rail-toggle {
    width: 3rem;
    min-width: 3rem;
    height: 3rem;
    flex-basis: 3rem;
    font-size: 1.35rem;
  }
}

/* RAIL VAULT TOOLS */

.vault-tools {
  display: grid;
  gap: 0.55rem;
  margin-top: auto;
  padding: 0.7rem;
  border-top: 1px solid var(--cnc-border);
  background: rgba(12, 12, 16, 0.75);
}

.vault-tools__header {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.vault-tools__header strong {
  font-size: 0.92rem;
}

.vault-tools__header span {
  display: none;
}

.vault-tools__actions {
  display: grid;
  gap: 0.45rem;
}

.vault-tools button {
  width: 100%;
  padding: 0.4rem 0.55rem;
  font-size: 0.85rem;
}

.vault-tools.is-unlocked {
  border-top-color: rgba(43, 191, 106, 0.45);
  background: rgba(31, 143, 77, 0.08);
}

.vault-tools__header strong::after {
  content: "";
  display: inline-block;
  width: 1rem;
  height: 1rem;
  margin-left: 0.35rem;
  vertical-align: -0.15em;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}

.vault-tools.is-locked .vault-tools__header strong::after {
  background-image: url("./vault-lock-big.svg");
}

.vault-tools.is-unlocked .vault-tools__header strong::after {
  background-image: url("./vault-unlock-big.svg");
}

/* MODAL */

.cnc-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.62);
}

.cnc-modal {
  position: fixed;
  inset: 0;
  z-index: 1001;
  display: grid;
  place-items: center;
  padding: 1rem;
}

.cnc-modal__card {
  width: min(560px, 100%);
  max-height: calc(100svh - 2rem);
  overflow: auto;
  border: 1px solid var(--cnc-border);
  border-radius: var(--cnc-radius);
  background: var(--cnc-panel);
  color: var(--cnc-text);
  box-shadow: 0 1.5rem 5rem rgba(0, 0, 0, 0.45);
}

.cnc-modal__header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.75rem;
  align-items: start;
  padding: 0.9rem;
  border-bottom: 1px solid var(--cnc-border);
  background: var(--cnc-panel-2);
}

.cnc-modal__eyebrow {
  margin: 0 0 0.2rem;
  color: var(--cnc-accent-2);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.cnc-modal h2 {
  margin: 0;
  font-size: 1.25rem;
}

.cnc-modal__header p:last-child {
  margin: 0.25rem 0 0;
  color: var(--cnc-muted);
  font-size: 0.88rem;
  line-height: 1.3;
}

.cnc-modal__x {
  width: 2.1rem;
  padding: 0;
  font-size: 1.25rem;
  line-height: 1;
}

.cnc-modal__body {
  display: grid;
  gap: 0.75rem;
  padding: 0.9rem;
}

.cnc-modal__footer {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  justify-content: flex-end;
  padding: 0.9rem;
  border-top: 1px solid var(--cnc-border);
  background: rgba(12, 12, 16, 0.45);
}

.cnc-modal__footer button {
  min-width: var(--cnc-codebox-button-width);
  min-height: var(--cnc-codebox-button-height);
  padding: 0.45rem 0.75rem;
  text-align: center;
}

.cnc-modal__footer button[type="submit"] {
  border-color: rgba(43, 191, 106, 0.55);
  background: rgba(31, 143, 77, 0.22);
}

/* MODAL FIELDS */

.cnc-field {
  display: grid;
  gap: 0.3rem;
}

.cnc-field span {
  color: var(--cnc-text);
  font-size: 0.85rem;
  font-weight: 700;
}

.cnc-field input,
.cnc-field textarea {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--cnc-border);
  border-radius: 0.4rem;
  background: var(--cnc-input-bg);
  color: var(--cnc-text);
  font: inherit;
  padding: 0.55rem 0.65rem;
}

.cnc-field input.is-readonly,
.cnc-field textarea.is-readonly {
  opacity: 0.75;
}

.cnc-field textarea {
  resize: vertical;
}

.cnc-field small {
  color: var(--cnc-muted);
  font-size: 0.76rem;
  line-height: 1.3;
}

.cnc-field code {
  color: var(--cnc-accent-2);
}

.cnc-field-grid {
  display: grid;
  gap: 0.75rem;
}

@media (min-width: 801px) {
  .cnc-field-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.cnc-check-field {
  display: flex;
  gap: 0.55rem;
  align-items: center;
  color: var(--cnc-text);
  font-size: 0.9rem;
}

.cnc-check-field input {
  width: 1rem;
  height: 1rem;
  accent-color: var(--cnc-accent-2);
}

.cnc-code-field {
  min-height: 12rem;
  font-family: Consolas, Monaco, "Courier New", monospace;
  line-height: 1.35;
}

/* TOUCH / TABLET BOTTOM BAR BUFFER */

@media (hover: none) and (pointer: coarse) {
  .cnc-codebox__layout {
    --cnc-bottom-safe-space: 80px;
  }
}

body {
  background:
    linear-gradient(rgba(8, 10, 16, 0.88), rgba(8, 10, 16, 0.96)),
    url("/background-1.webp") center / cover fixed no-repeat;
}