/* File transfer and installation help. No shared viewport/keyboard geometry changes. */
.v-transfer-panel, .v-install-dialog, .v-install-guide-links { --v-accent: #087f75; --v-accent-strong: #05685f; --v-accent-ink: #fff; --v-surface-accent: #e4f2ed; --v-focus: #087f75; }
:root[data-theme="dark"] :is(.v-transfer-panel,.v-install-dialog,.v-install-guide-links) { --v-surface-accent: #153a33; --v-focus: #75c9b5; }
.v-transfer-panel { margin-top: 28px; }
.v-transfer-panel > h3 { margin: 0 0 8px; font-size: clamp(20px, 2.3vw, 26px); }
.v-transfer-panel > p { margin: 0 0 20px; color: var(--v-text-2); line-height: 1.55; }
.v-transfer-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; align-items: start; }
.v-transfer-card { min-width: 0; padding: clamp(20px, 3vw, 28px); border: 1px solid var(--v-line); border-radius: 24px; background: var(--v-surface-1); }
.v-transfer-card h4 { margin: 16px 0 8px; font-size: 21px; font-weight: 600; }
.v-transfer-card p { margin: 0 0 18px; color: var(--v-text-2); line-height: 1.55; overflow-wrap: anywhere; }
.v-transfer-card .v-transfer-symbol { width: 48px; height: 48px; color: var(--v-accent); background: var(--v-surface-accent); border-radius: 15px; display: grid; place-items: center; }
.v-transfer-card .v-transfer-symbol svg { width: 25px; height: 25px; color: inherit; }
.v-transfer-button.v-button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; max-width: 100%; min-height: 48px; padding: 13px 20px; background: var(--v-accent-strong); color: #fff; border: 1px solid var(--v-accent-strong); border-radius: 15px; font: inherit; font-weight: 600; line-height: 1.35; white-space: normal; text-align: center; cursor: pointer; }
.v-transfer-button.v-button .v-icon { flex: 0 0 22px; width: 22px; height: 22px; }
.v-transfer-button.v-button:disabled { opacity: .5; cursor: default; }
.v-transfer-file { position: absolute; width: 1px; height: 1px; opacity: 0; overflow: hidden; pointer-events: none; }
.v-transfer-card .v-transfer-filename { margin-top: 12px; margin-bottom: 0; font-size: 13px; }
.v-transfer-card .v-backup-summary { margin-top: 20px; padding: 18px; border: 1px solid var(--v-line); background: var(--v-surface-2); border-radius: 17px; }
.v-transfer-card .v-backup-summary > strong { display: block; margin-bottom: 9px; }
.v-transfer-card .v-backup-summary p { font-size: 14px; margin-bottom: 12px; }
.v-transfer-card .v-module-status, .v-transfer-panel > .v-module-status { margin: 12px 0 0; min-height: 0; }
.v-transfer-panel .v-module-status:empty { display: none; }
.v-transfer-panel .v-backup-undo { display: flex; align-items: center; gap: 20px; justify-content: space-between; margin-top: 20px; padding: 22px 24px; border: 1px solid var(--v-line); border-radius: 22px; background: var(--v-surface-2); }
.v-transfer-panel .v-backup-undo strong { display: block; margin: 0 0 6px; font-weight: 600; }
.v-transfer-panel .v-backup-undo p { margin: 0; color: var(--v-text-2); line-height: 1.5; }
.v-transfer-panel .v-backup-undo .v-transfer-button { flex-shrink: 0; color: var(--v-accent-strong); background: transparent; }
:root[data-theme="dark"] .v-transfer-panel .v-backup-undo .v-transfer-button { color: #75c9b5; border-color: #75c9b5; }
.v-transfer-panel [data-backup-retry], .v-transfer-panel [data-backup-discard] { margin: 14px 10px 0 0; }
.v-transfer-panel [hidden], .v-install-dialog [hidden] { display: none; }
.v-install-guide-links { display: flex; flex-wrap: wrap; gap: 12px; padding: 18px; }
.v-install-dialog.v-settings-dialog { width: min(720px, calc(100% - 32px)); inset-inline: 0; margin-inline: auto; padding: 0; color: var(--v-text-1); background: transparent; border: 0; border-radius: 28px; box-shadow: none; max-height: calc(100svh - 32px); }
.v-install-dialog.v-settings-dialog .v-breakdown-dialog__surface { display: flex; flex-direction: column; width: 100%; max-width: none; min-height: 0; max-height: inherit; padding: 0; background: var(--v-surface-1); border: 1px solid var(--v-line); border-radius: inherit; }
.v-install-dialog .v-breakdown-dialog__header { flex-shrink: 0; padding: 20px 24px 12px; }
.v-install-dialog .v-breakdown-dialog__header h2 { font-size: clamp(20px, 3vw, 27px); line-height: 1.25; }
.v-install-browser-tabs { display: grid; grid-template-columns: 1fr 1fr; margin: 0 24px 12px; padding: 4px; border: 1px solid var(--v-line); border-radius: 15px; background: var(--v-surface-2); }
.v-install-browser-tabs button { min-height: 44px; border: 0; border-radius: 11px; padding: 9px 14px; color: var(--v-text-2); background: transparent; font: inherit; font-weight: 600; }
.v-install-browser-tabs button[aria-pressed="true"] { background: var(--v-accent-strong); color: #fff; }
.v-install-guide-body { min-height: 0; overflow-y: auto; overscroll-behavior: contain; padding: 0 24px 6px; }
.v-install-step-count { margin: 0 0 6px; color: var(--v-text-2); font-size: 13px; }
.v-install-step-title { margin: 0 0 6px; font-size: clamp(20px, 3vw, 26px); line-height: 1.3; }
.v-install-step-hint { margin: 0 0 8px; color: var(--v-text-2); font-size: 14px; line-height: 1.45; }
.v-install-native-label { display: inline-block; margin: 0 0 10px; padding: 3px 8px; border-radius: 6px; background: var(--v-surface-2); color: var(--v-text-2); font-size: 12px; }
.v-install-picture-frame { display: flex; justify-content: center; width: 100%; overflow: hidden; border: 1px solid var(--v-line); border-radius: 18px; background: #f2f3f7; }
.v-install-picture { display: block; width: 100%; max-height: min(49svh, 510px); }
.v-install-image-note { margin: 8px 0 0; color: var(--v-text-2); font-size: 11px; line-height: 1.4; }
.v-install-guide-footer { display: flex; flex-shrink: 0; align-items: center; justify-content: flex-end; gap: 12px; padding: 16px 24px 20px; border-top: 1px solid var(--v-line); background: var(--v-surface-1); }
.v-install-guide-footer > button { min-width: 88px; min-height: 46px; padding: 12px 16px; border-radius: 14px; font: inherit; line-height: 1.3; }
.v-install-guide-footer > button:disabled { opacity: .4; }
.v-install-guide-footer > [data-install-guide-prev] { color: var(--v-text-1); background: var(--v-surface-2); border: 1px solid var(--v-line); }
.v-install-guide-progress { display: flex; justify-content: center; align-items: center; gap: 7px; flex: 1; }
.v-install-guide-progress span { width: 7px; height: 7px; border-radius: 50%; background: var(--v-line-strong); }
.v-install-guide-progress .is-current { background: var(--v-accent); }
.v-install-version { display: inline-block; margin: 0 0 14px; padding: 5px 12px; background: var(--v-surface-2); color: var(--v-text-2); border-radius: 20px; font-size: 13px; }
.v-install-text-steps { margin: 0; padding: 0; list-style: none; counter-reset: install-step; }
.v-install-text-steps > li { display: flex; gap: 16px; align-items: flex-start; padding: 18px 0; border-bottom: 1px solid var(--v-line); counter-increment: install-step; }
.v-install-text-steps > li::before { content: counter(install-step); display: grid; flex: 0 0 34px; width: 34px; height: 34px; place-items: center; border-radius: 50%; color: #fff; background: var(--v-accent-strong); font-weight: 600; }
.v-install-text-steps h3 { margin: 1px 0 6px; font-size: 18px; line-height: 1.35; }
.v-install-text-steps p { margin: 0; color: var(--v-text-2); font-size: 15px; line-height: 1.5; }
.v-install-finish-note { display: flex; gap: 14px; align-items: center; padding: 16px; margin: 18px 0 12px; border-radius: 18px; background: var(--v-surface-accent); }
.v-install-finish-note img { flex: 0 0 48px; border-radius: 12px; }
.v-install-finish-note p { margin: 0; line-height: 1.5; font-size: 14px; }
.v-install-dialog button:focus-visible, .v-transfer-panel button:focus-visible { outline: 3px solid var(--v-focus); outline-offset: 3px; }
:root[data-demo-mode] .v-transfer-panel { display: none; }
@media (max-width: 719px) {
  .v-transfer-grid { grid-template-columns: 1fr; gap: 16px; }
  .v-transfer-card { padding: 22px; border-radius: 22px; }
  .v-transfer-button.v-button { width: 100%; }
  .v-transfer-panel .v-backup-undo { align-items: stretch; flex-direction: column; gap: 15px; padding: 20px; }
  .v-install-dialog.v-settings-dialog { width: calc(100% - 16px); max-height: calc(100svh - 16px); border-radius: 23px; }
  .v-install-dialog .v-breakdown-dialog__header { padding: 17px 18px 12px; }
  .v-install-browser-tabs { margin: 0 18px 12px; }
  .v-install-guide-body { padding: 0 18px 10px; }
  .v-install-guide-footer { gap: 8px; padding: 12px 18px max(14px, env(safe-area-inset-bottom)); }
  .v-install-guide-footer .v-transfer-button.v-button { width: auto; max-width: 46%; }
  .v-install-guide-footer > button { min-width: 72px; padding: 11px 13px; font-size: 14px; }
  .v-install-guide-progress { gap: 5px; }
  .v-install-guide-progress span { width: 6px; height: 6px; }
  .v-install-text-steps h3 { font-size: 17px; }
}