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

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

:root {
  --black: #000;
  --white: #fff;
  --sys-font: 'Silkscreen', 'Chicago', 'Charcoal', monospace;
  --menu-h: 20px;
}

html, body {
  width: 100%; height: 100%;
  overflow: hidden;
  cursor: default;
  user-select: none;
  background: #1a1a1a;
}

body {
  font-family: var(--sys-font);
  font-size: 12px;
  background: var(--white);
  color: var(--black);
  -webkit-font-smoothing: none;
  font-smooth: never;
  /* Subtle CRT phosphor contrast */
  filter: contrast(1.08) brightness(0.97);
  animation: screenFlicker 12s ease-in-out infinite;
}

/* ── SCREEN FLICKER ── */
@keyframes screenFlicker {
  0%, 89%, 91%, 93%, 95%, 100% { filter: contrast(1.08) brightness(0.97); }
  90%  { filter: contrast(1.08) brightness(0.94); }
  92%  { filter: contrast(1.08) brightness(0.98); }
  94%  { filter: contrast(1.08) brightness(0.93); }
}

/* ── CRT OVERLAY (scanlines + vignette) ── */
.crt-overlay {
  position: fixed;
  inset: 0;
  z-index: 99999;
  pointer-events: none;

  /* Horizontal scanlines */
  background:
    repeating-linear-gradient(
      0deg,
      transparent 0px,
      transparent 2px,
      rgba(0, 0, 0, 0.06) 2px,
      rgba(0, 0, 0, 0.06) 3px
    );
}

/* Vignette on top of scanlines */
.crt-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at 50% 50%,
    transparent 55%,
    rgba(0, 0, 0, 0.55) 100%
  );
}

/* Screen edge glow / bleed (white phosphor bloom) */
.crt-overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  box-shadow: inset 0 0 120px rgba(255, 255, 220, 0.04);
  mix-blend-mode: screen;
}

/* ── SCREEN FRAME (CRT bezel) ── */
#menu-bar {
  border-radius: 6px 6px 0 0;
}

/* ══════════════════════════════════════
   DESKTOP BACKGROUND — 50% dither
══════════════════════════════════════ */
#desktop {
  position: fixed;
  top: var(--menu-h);
  left: 0; right: 0; bottom: 0;
  background-color: var(--white);
  background-image:
    url("../images/logo.png"),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='2' height='2'%3E%3Crect x='0' y='0' width='1' height='1' fill='black'/%3E%3Crect x='1' y='1' width='1' height='1' fill='black'/%3E%3C/svg%3E");
  background-size: 160px auto, 2px 2px;
  background-position: center center, 0 0;
  background-repeat: no-repeat, repeat;
  overflow: hidden;
}

/* ══════════════════════════════════════
   MENU BAR
══════════════════════════════════════ */
#menu-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--menu-h);
  background: var(--white);
  border-bottom: 1px solid var(--black);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 6px;
  z-index: 9000;
  font-size: 12px;
  font-weight: 700;
}

.menu-left { display: flex; align-items: center; gap: 0; }
.menu-right { font-size: 11px; font-weight: 400; padding-right: 4px; }

.apple-menu {
  padding: 0 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
}

.menu-logo {
  height: 18px;
  width: auto;
  display: block;
}

.menu-item {
  padding: 0 10px;
  height: var(--menu-h);
  display: flex;
  align-items: center;
  cursor: default;
  position: relative;
  white-space: nowrap;
}

.menu-item.open,
.menu-item:hover {
  background: var(--black);
  color: var(--white);
  outline: none;
}

.menu-item.open .dropdown {
  display: block;
}

/* Dropdown menus */
.dropdown {
  display: none;
  position: absolute;
  top: var(--menu-h);
  left: 0;
  background: var(--white);
  border: 1px solid var(--black);
  box-shadow: 2px 2px 0 var(--black);
  min-width: 180px;
  z-index: 9100;
  color: var(--black); /* prevent color inheritance from .open parent */
}

.dropdown-item {
  padding: 5px 16px;
  cursor: default;
  font-size: 12px;
  font-family: var(--sys-font);
  white-space: nowrap;
  color: var(--black);
}
.dropdown-item:hover { background: var(--black); color: var(--white); }
.dropdown-item.disabled { color: #aaa; pointer-events: none; }

.dropdown-divider {
  height: 1px;
  background: var(--black);
  margin: 2px 0;
}

/* ══════════════════════════════════════
   DESKTOP ICONS (freely draggable)
══════════════════════════════════════ */
.desk-icon {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 4px;
  cursor: grab;
  width: 72px;
  z-index: 80;
  user-select: none;
}

.desk-icon:active { cursor: grabbing; }

.desk-icon .icon-img {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
}

.desk-icon svg {
  image-rendering: pixelated;
}

.desk-icon span {
  font-family: var(--sys-font);
  font-size: 10px;
  font-weight: 400;
  color: var(--white);
  text-align: center;
  line-height: 1.3;
  padding: 1px 4px;
  max-width: 72px;
  word-break: break-word;
  text-shadow:
    1px 0 var(--black),
   -1px 0 var(--black),
    0 1px var(--black),
    0 -1px var(--black);
}

.desk-icon.selected .icon-img svg rect,
.desk-icon.selected .icon-img svg polygon,
.desk-icon.selected .icon-img svg path,
.desk-icon.selected .icon-img svg polyline {
  fill: var(--black);
  stroke: var(--white);
}

.desk-icon.selected span {
  background: var(--black);
  color: var(--white);
  text-shadow: none;
}

/* trash-icon positioning handled by JS */

/* ══════════════════════════════════════
   WINDOWS
══════════════════════════════════════ */
.mac-window {
  position: absolute;
  background: var(--white);
  border: 1px solid var(--black);
  box-shadow: 2px 2px 0 var(--black);
  min-width: 300px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  max-height: 80vh;
}

/* ── TITLE BAR ── */
.title-bar {
  display: flex;
  align-items: center;
  height: 19px;
  padding: 0 4px;
  background: repeating-linear-gradient(
    180deg,
    var(--black) 0px, var(--black) 1px,
    var(--white) 1px, var(--white) 2px
  );
  flex-shrink: 0;
  cursor: move;
  gap: 4px;
}

.close-box,
.zoom-box {
  width: 13px; height: 13px;
  border: 1px solid var(--black);
  background: var(--white);
  flex-shrink: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-family: var(--sys-font);
}
.close-box:hover { background: var(--black); color: var(--white); }
.close-box:hover::after { content: '×'; }
.zoom-box { margin-left: auto; }
.zoom-box:hover { background: var(--black); }

.win-title {
  flex: 1;
  text-align: center;
  background: var(--white);
  font-size: 11px;
  font-weight: 700;
  font-family: var(--sys-font);
  padding: 0 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  pointer-events: none;
  line-height: 17px;
}

/* ── SCROLLABLE CONTENT AREA ── */
.win-scroll {
  overflow-y: auto;
  overflow-x: hidden;
  flex: 1;
  max-height: calc(80vh - 19px);
  scrollbar-width: thin;
  scrollbar-color: var(--black) var(--white);
}

.win-scroll::-webkit-scrollbar { width: 15px; }
.win-scroll::-webkit-scrollbar-track { background: var(--white); border-left: 1px solid var(--black); }
.win-scroll::-webkit-scrollbar-thumb {
  background: repeating-linear-gradient(
    180deg,
    var(--black) 0px, var(--black) 1px,
    var(--white) 1px, var(--white) 2px
  );
  border: 1px solid var(--black);
}

.win-content {
  padding: 16px;
  font-family: var(--sys-font);
  font-size: 11px;
  color: var(--black);
  user-select: text;
  cursor: auto;
}

/* ── RESIZE GRIP (bottom-right) ── */
.mac-window::after {
  content: '';
  position: absolute;
  bottom: 0; right: 0;
  width: 15px; height: 15px;
  background:
    linear-gradient(135deg, transparent 5px, var(--black) 5px, var(--black) 7px, transparent 7px),
    linear-gradient(135deg, transparent 10px, var(--black) 10px, var(--black) 12px, transparent 12px);
  cursor: se-resize;
}

/* ── INACTIVE WINDOW ── */
.mac-window.inactive .title-bar {
  background: var(--white);
  border-bottom: 1px solid var(--black);
}

/* ══════════════════════════════════════
   WINDOW CONTENT ELEMENTS
══════════════════════════════════════ */
.win-hero-block {
  text-align: center;
  padding: 16px 0 12px;
}

.win-logo {
  line-height: 0;
}

.win-logo img {
  height: 80px;
  width: auto;
}

.win-tagline {
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-top: 6px;
  color: #555;
}

.win-divider {
  border-top: 1px solid var(--black);
  margin: 12px 0;
}

.win-heading {
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 10px;
}

.win-body {
  font-size: 11px;
  line-height: 1.7;
  margin-bottom: 8px;
  color: #111;
}

.win-note {
  font-size: 10px;
  color: #666;
  line-height: 1.6;
  font-style: italic;
}

.win-spec-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 5px 0;
  border-bottom: 1px dashed #ccc;
  font-size: 11px;
}
.win-spec-row:last-of-type { border-bottom: none; }
.win-spec-label { color: #555; }
.win-spec-value { font-weight: 700; }

.win-tag-row { display: flex; flex-wrap: wrap; gap: 6px; }
.win-tag {
  font-size: 9px;
  font-weight: 700;
  padding: 3px 8px;
  border: 1px solid var(--black);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Services in window */
.win-service-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 4px 0;
}
.win-service-num {
  font-size: 10px;
  font-weight: 700;
  color: #888;
  flex-shrink: 0;
  padding-top: 2px;
}
.win-service-title {
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 4px;
}

/* Build items */
.win-build-item {
  display: grid;
  grid-template-columns: 24px 100px 1fr;
  gap: 8px;
  align-items: center;
  padding: 6px 0;
  border-bottom: 1px solid #eee;
  font-size: 11px;
}
.win-build-item:last-child { border-bottom: none; }
.win-build-num { font-weight: 700; color: #888; }
.win-build-name { font-weight: 700; }
.win-build-desc { color: #555; }

/* Process steps */
.win-process-step {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 4px 0;
}
.win-process-num {
  font-size: 22px;
  font-weight: 700;
  color: #ddd;
  flex-shrink: 0;
  line-height: 1;
}
.win-process-title {
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 4px;
}

/* Window nav footer */
.win-nav {
  border-top: 1px solid var(--black);
  margin-top: 14px;
  padding-top: 10px;
  display: flex;
  justify-content: flex-end;
}

.win-nav-btn {
  font-family: var(--sys-font);
  font-size: 11px;
  font-weight: 700;
  background: none;
  border: none;
  color: var(--black);
  cursor: pointer;
  padding: 2px 0;
  letter-spacing: 0.5px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.win-nav-btn:hover { text-decoration: underline; }

/* Buttons */
.win-btn-row { display: flex; gap: 10px; flex-wrap: wrap; padding: 4px 0; }

.mac-btn {
  font-family: var(--sys-font);
  font-size: 11px;
  font-weight: 700;
  padding: 5px 18px;
  border: 1.5px solid var(--black);
  border-radius: 4px;
  background: var(--white);
  color: var(--black);
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: background 0.05s, color 0.05s;
}
.mac-btn:hover { background: var(--black); color: var(--white); }

.mac-btn-default {
  outline: 2px solid var(--black);
  outline-offset: 2px;
}

/* ══════════════════════════════════════
   MOBILE
══════════════════════════════════════ */
@media (max-width: 767px) {
  html { overflow: hidden; max-width: 100vw; }
  body { overflow: hidden; max-width: 100vw; }
  #desktop {
    overflow: hidden;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='2' height='2'%3E%3Crect x='0' y='0' width='1' height='1' fill='black'/%3E%3Crect x='1' y='1' width='1' height='1' fill='black'/%3E%3C/svg%3E");
    background-size: 2px 2px;
    background-repeat: repeat;
  }

  /* Windows: JS sets width, CSS enforces the cap */
  .mac-window {
    max-width: calc(100vw - 20px) !important;
    min-width: 0 !important;
    max-height: 75vh;
    box-sizing: border-box;
  }

  .win-scroll { max-height: calc(75vh - 19px); }

  .win-content { padding: 10px 12px; }
  .win-logo img { height: 56px; }
  .win-tagline { font-size: 9px; letter-spacing: 2px; }
  .win-body { font-size: 10px; line-height: 1.6; }
  .win-heading { font-size: 11px; }
  .win-service-title, .win-process-title { font-size: 11px; }
  .win-process-num { font-size: 16px; }
  .win-spec-row { font-size: 10px; padding: 4px 0; }
  .win-build-item { font-size: 10px; grid-template-columns: 20px 80px 1fr; }
  .win-btn-row { gap: 6px; }
  .mac-btn { font-size: 10px; padding: 4px 12px; }

  /* Smaller icons */
  .desk-icon { width: 56px; }
  .desk-icon .icon-img { width: 36px; height: 36px; }
  .desk-icon svg { width: 36px !important; height: 36px !important; }
  .desk-icon span { font-size: 8px; max-width: 56px; }

  /* Menu bar */
  .menu-item { padding: 0 7px; font-size: 11px; }
  .apple-menu { padding: 0 6px; }
  .menu-right { font-size: 10px; }
}