/* ===== DESKTOP THEME =====
   A playful "welcome to my computer" desktop metaphor:
   flat green desktop, white windows with dark title bars,
   icons that open folders and documents. */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --desktop: #3faf4d;
  --desktop-ink: #14611e;      /* text painted directly on the desktop */
  --ink: #131417;
  --muted: #82868f;
  --window-bg: #ffffff;
  --window-radius: 16px;
  --titlebar: #1b1b1e;
  --titlebar-text: #ffffff;
  --accent: #1f8b2c;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
  --font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mark: 'Permanent Marker', cursive;
}

html {
  font-size: 16px;
}

body {
  min-height: 100vh;
  background: var(--desktop);
  color: var(--ink);
  font-family: var(--font-ui);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
}

/* --- Desktop chrome (logo + icons) --- */

.desktop-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 28px 32px 0;
}

.desktop-logo a {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: var(--ink);
}

.desktop-logo .logo-badge {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  transform: rotate(-4deg);
}

.desktop-logo .logo-badge img,
.desktop-logo .logo-badge svg {
  width: 36px;
  height: 36px;
}

.desktop-logo .logo-mark {
  font-family: var(--font-mark);
  font-size: 2.2rem;
  line-height: 1;
  letter-spacing: 0.02em;
  transform: rotate(-2deg);
}

.desktop-icons {
  display: flex;
  flex-direction: column;
  gap: 26px;
  align-items: center;
}

.desktop-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  text-decoration: none;
  outline-offset: 4px;
}

.desktop-icon .icon-tile {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.16);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 120ms ease;
}

.desktop-icon:hover .icon-tile,
.desktop-icon:focus-visible .icon-tile {
  transform: scale(1.08);
}

.desktop-icon .icon-tile svg {
  width: 28px;
  height: 28px;
  stroke: var(--ink);
}

.desktop-icon .icon-label {
  background: #fff;
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 5px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
  white-space: nowrap;
}

/* --- Main area --- */

.desktop-main {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 40px 20px 80px;
  position: relative;
}

/* --- Windows --- */

.window {
  background: var(--window-bg);
  border-radius: var(--window-radius);
  box-shadow: var(--shadow);
  width: 100%;
  max-width: 760px;
  overflow: hidden;
  position: relative;
}

.window--wide {
  max-width: 860px;
}

.window.is-dragged {
  position: absolute;
  max-width: none;
}

.window-titlebar {
  background: var(--titlebar);
  color: var(--titlebar-text);
  height: 46px;
  display: flex;
  align-items: center;
  padding: 0 14px;
  position: relative;
  user-select: none;
  touch-action: none;
}

.window-title {
  position: absolute;
  left: 60px;
  right: 60px;
  text-align: center;
  font-size: 0.98rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.window-close {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  flex: 0 0 auto;
  z-index: 1;
  transition: transform 120ms ease;
}

.window-close:hover {
  transform: scale(1.15);
}

.window-actions {
  margin-left: auto;
  display: flex;
  gap: 14px;
  z-index: 1;
}

.window-actions button {
  background: none;
  border: none;
  cursor: pointer;
  padding: 2px;
  display: flex;
}

.window-actions svg {
  width: 20px;
  height: 20px;
  stroke: #fff;
}

.window-body {
  padding: 28px;
}

/* --- Folder / file icon grids inside windows --- */

.icon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(128px, 1fr));
  gap: 26px 12px;
  padding: 6px;
}

.file-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--ink);
  text-align: center;
  border-radius: 10px;
  padding: 10px 6px;
}

.file-icon:hover,
.file-icon:focus-visible {
  background: rgba(63, 175, 77, 0.12);
}

.file-icon svg {
  width: 40px;
  height: 40px;
  stroke: var(--ink);
  flex: 0 0 auto;
}

.file-icon .file-name {
  font-size: 0.85rem;
  font-weight: 500;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.file-icon .file-date {
  font-size: 0.72rem;
  color: var(--muted);
}

/* --- Window status bar (pagination) --- */

.window-statusbar {
  border-top: 1px solid #ececec;
  padding: 10px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--muted);
}

.window-statusbar a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.window-statusbar a:hover {
  text-decoration: underline;
}

/* --- Reader (single post) --- */

.reader .window-body {
  padding: 34px 40px 48px;
}

.reader-title {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.reader-meta {
  margin: 10px 0 22px;
  padding-bottom: 20px;
  border-bottom: 1px solid #ececec;
  color: var(--muted);
  font-size: 0.88rem;
}

.reader-content {
  font-size: 1.05rem;
  line-height: 1.75;
}

.reader-content h1,
.reader-content h2,
.reader-content h3 {
  margin: 1.6em 0 0.5em;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.reader-content p,
.reader-content ul,
.reader-content ol,
.reader-content blockquote,
.reader-content pre,
.reader-content figure {
  margin-bottom: 1.1em;
}

.reader-content ul,
.reader-content ol {
  padding-left: 1.4em;
}

.reader-content a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.reader-content img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
}

.reader-content blockquote {
  border-left: 3px solid var(--desktop);
  padding-left: 1em;
  color: #55585f;
}

.reader-content pre {
  background: #f5f6f7;
  border-radius: 10px;
  padding: 16px;
  overflow-x: auto;
  font-size: 0.88rem;
  line-height: 1.55;
}

.reader-content code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: #f5f6f7;
  border-radius: 4px;
  padding: 0.1em 0.35em;
  font-size: 0.9em;
}

.reader-content pre code {
  background: none;
  padding: 0;
}

.reader-content iframe {
  max-width: 100%;
}

/* --- Links window --- */

.links-group + .links-group {
  margin-top: 26px;
}

.links-date {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 10px;
}

.link-row {
  display: flex;
  gap: 14px;
  padding: 10px 8px;
  border-radius: 10px;
}

.link-row:hover {
  background: rgba(63, 175, 77, 0.1);
}

.link-row > svg {
  width: 22px;
  height: 22px;
  stroke: var(--ink);
  flex: 0 0 auto;
  margin-top: 3px;
}

.link-row .link-title {
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
}

.link-row .link-title:hover {
  color: var(--accent);
  text-decoration: underline;
}

.link-row .link-desc {
  display: block;
  font-size: 0.9rem;
  color: #55585f;
}

.link-row .link-desc p {
  display: inline;
}

.link-row .link-via {
  font-size: 0.8rem;
  color: var(--muted);
}

.link-row .link-via a {
  color: var(--muted);
}

/* --- Desktop footer --- */

.desktop-footer {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding: 18px 26px;
  pointer-events: none;
  color: var(--desktop-ink);
  font-size: 0.85rem;
  font-weight: 600;
}

.desktop-footer a {
  color: inherit;
  pointer-events: auto;
}

/* --- Home --- */

.home-hello {
  align-self: center;
  text-align: center;
  color: var(--desktop-ink);
}

.home-hello .hello-mark {
  font-family: var(--font-mark);
  font-size: clamp(2.6rem, 7vw, 4.5rem);
  color: var(--ink);
  transform: rotate(-2deg);
  line-height: 1.1;
}

.home-hello .hello-sub {
  margin-top: 14px;
  font-weight: 600;
}

/* --- Terminal program window --- */

.window--terminal {
  max-width: 820px;
}

.window--terminal .window-body {
  padding: 0;
  background: #0d0d0d;
}

/* --- Small screens --- */

@media (max-width: 640px) {
  .desktop-top {
    padding: 18px 18px 0;
  }

  .desktop-logo .logo-badge {
    width: 44px;
    height: 44px;
  }

  .desktop-logo .logo-mark {
    font-size: 1.7rem;
  }

  .desktop-icons {
    flex-direction: row;
    gap: 18px;
  }

  .desktop-main {
    padding: 22px 10px 30px;
  }

  .window-body {
    padding: 20px;
  }

  .reader .window-body {
    padding: 24px 20px 34px;
  }

  .icon-grid {
    grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
    gap: 18px 8px;
  }

  .desktop-footer {
    position: static;
    font-size: 0.75rem;
    padding: 12px 16px;
  }
}