/* ================= WINDOWS XP (MINIMALIST) THEME ================= */

:root {
  --desktop1: #4a84c4;
  --desktop2: #2e6db4;
  --desktop3: #20568f;
  --win-bg: #ece9d8;
  --win-text: #000000;
  --win-dim: #6d6d60;
  --panel-head: #0a246a;
  --title1: #2b6fd4;
  --title2: #7fbcff;
  --btn-top: #ffffff;
  --btn-mid: #f3f0e4;
  --btn-bot: #e2ddd0;
  --btn-hover-top: #fffdf4;
  --btn-hover-mid: #fff2c9;
  --btn-hover-bot: #ffe5a0;
  --primary1: #6cb4f8;
  --primary2: #3a8ee0;
  --primary3: #1c66cf;
  --input-bg: #ffffff;
  --input-border: #7f9db9;
  --sunken-high: #7f9db9;
  --sunken-low: #ffffff;
  --raised-high: #ffffff;
  --raised-low: #808080;
  --line: #aca899;
  --chat-bg: #ffffff;
  --winbtn1: #3b8df0;
  --winbtn2: #1c66cf;
  --danger: #c00000;
  --warn: #a16207;
  --outline: #2b6fd4;
  --winbtn-border: #ffffff;
  color-scheme: light;
}

[data-theme="dark"] {
  --desktop1: #000000;
  --desktop2: #000000;
  --desktop3: #000000;
  --win-bg: #000000;
  --win-text: #e8e8ea;
  --win-dim: #8f8f99;
  --panel-head: #7fb2ff;
  --title1: #0d1420;
  --title2: #141f30;
  --btn-top: #000000;
  --btn-mid: #000000;
  --btn-bot: #000000;
  --btn-hover-top: #1c1c1c;
  --btn-hover-mid: #141414;
  --btn-hover-bot: #0e0e0e;
  --primary1: #16304f;
  --primary2: #10233c;
  --primary3: #0a1626;
  --input-bg: #000000;
  --input-border: #2c2c2c;
  --sunken-high: #2c2c2c;
  --sunken-low: #000000;
  --raised-high: #3a3a3a;
  --raised-low: #1a1a1a;
  --line: #2c2c2c;
  --chat-bg: #000000;
  --winbtn1: #141f30;
  --winbtn2: #0a0f18;
  --danger: #f07171;
  --warn: #facc15;
  --outline: #1c2a3d;
  --winbtn-border: #2c2c2c;
  color-scheme: dark;
}

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

html, body { height: 100%; }

body {
  font-family: Tahoma, "Segoe UI", "Trebuchet MS", Verdana, Arial, sans-serif;
  font-size: 13px;
  color: var(--win-text);
  transition: background 0.2s ease, color 0.2s ease;
}

::selection { background: var(--outline); color: #fff; }

.hidden { display: none !important; }

/* ---------- DESKTOP & WINDOW ---------- */

.desktop {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 26px 16px;
  background: radial-gradient(ellipse at 22% 8%, var(--desktop1) 0%, var(--desktop2) 45%, var(--desktop3) 100%);
}

.xp-window {
  width: 100%;
  max-width: 1500px;
  background: var(--win-bg);
  border: 2px solid;
  border-color: var(--raised-high) var(--raised-low) var(--raised-low) var(--raised-high);
  box-shadow: 4px 6px 18px rgba(0, 0, 0, 0.5);
  outline: 1px solid var(--outline);
  outline-offset: -4px;
}

/* ---------- TITLE BAR ---------- */

.titlebar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 10px;
  padding: 6px 10px;
  background: linear-gradient(180deg, var(--title1) 0%, var(--title2) 45%, var(--title1) 100%);
  color: #fff;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  grid-column: 2;
  justify-self: center;
}

.brand-name {
  position: relative;
  z-index: 1;
  font-family: 'Orbitron', 'Segoe UI', Tahoma, Arial, sans-serif;
  font-size: 25px;
  font-weight: 300;
  letter-spacing: 5px;
  line-height: 1;
  padding: 10px 22px 12px;
  white-space: nowrap;
  color: #f2f8ff;
  text-shadow:
    0 0 5px rgba(74, 194, 255, 0.9),
    0 0 16px rgba(46, 130, 255, 0.6),
    0 0 40px rgba(46, 130, 255, 0.35);
}

.brand-name::before {
  content: '';
  position: absolute;
  inset: -5px;
  z-index: -1;
  background:
    radial-gradient(120% 90% at 50% -25%, rgba(46, 130, 255, 0.35) 0%, rgba(46, 130, 255, 0.06) 55%, rgba(0, 0, 0, 0) 100%),
    linear-gradient(180deg, #03060d 0%, #071021 60%, #03060d 100%);
  border: 1px solid rgba(46, 162, 255, 0.45);
  clip-path: polygon(14px 0, 100% 0, calc(100% - 14px) 100%, 0 100%);
  box-shadow: inset 0 0 22px rgba(46, 130, 255, 0.12);
}

.brand-name::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -8px;
  transform: translateX(-50%);
  width: 78px;
  height: 6px;
  background:
    radial-gradient(circle, #8fdcff 0 2px, rgba(143, 220, 255, 0) 3.5px) 0 0 / 13px 6px repeat-x,
    linear-gradient(90deg, rgba(74, 194, 255, 0) 0%, rgba(74, 194, 255, 0.9) 50%, rgba(74, 194, 255, 0) 100%);
  filter: drop-shadow(0 0 5px rgba(74, 194, 255, 0.9));
  opacity: 0.9;
}

[data-theme="dark"] .brand-name {
  text-shadow:
    0 0 6px rgba(104, 214, 255, 0.95),
    0 0 22px rgba(56, 160, 255, 0.75),
    0 0 54px rgba(56, 110, 255, 0.5);
}

[data-theme="dark"] .brand-name::before {
  border-color: rgba(104, 214, 255, 0.55);
  box-shadow: inset 0 0 26px rgba(56, 150, 255, 0.16);
}

[data-theme="dark"] .brand-name::after {
  filter: drop-shadow(0 0 7px rgba(104, 214, 255, 0.95));
  opacity: 1;
}

.brand-sub {
  font-size: 11px;
  letter-spacing: 1px;
  color: #9ee3ff;
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(46, 162, 255, 0.25);
  border-radius: 999px;
  padding: 3px 10px;
  white-space: nowrap;
}

.win-buttons { display: flex; gap: 3px; flex-shrink: 0; grid-column: 3; justify-self: end; }

.win-btn {
  width: 21px;
  height: 21px;
  padding: 0;
  border: 1px solid var(--winbtn-border);
  border-radius: 3px;
  background: linear-gradient(180deg, var(--winbtn1), var(--winbtn2));
  color: #fff;
  font-family: Tahoma, Arial, sans-serif;
  font-size: 11px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.win-btn:hover { filter: brightness(1.25); }

.win-close:hover { background: linear-gradient(180deg, #f07171, #c02828); }

.theme-btn {
  width: 46px;
  height: 46px;
  padding: 0;
  font-size: 22px;
  line-height: 1;
  border: 3px solid var(--primary3);
  border-radius: 0;
  background: linear-gradient(180deg, var(--btn-top) 0%, var(--btn-mid) 50%, var(--btn-bot) 100%);
  box-shadow: 3px 3px 0 0 var(--primary3);
  transition: transform 0.05s ease, box-shadow 0.05s ease;
}

.theme-btn:hover {
  border-color: #f5a800;
  box-shadow: 3px 3px 0 0 #a8620a;
}

.theme-btn:active:not(:disabled) {
  transform: translate(3px, 3px);
  box-shadow: 0 0 0 0 var(--primary3);
  background: linear-gradient(180deg, var(--btn-bot), var(--btn-top));
}

/* ---------- STAGE / PANELS ---------- */

.stage {
  padding: 16px;
  display: flex;
  flex-direction: column;
}

.panel {
  background: var(--win-bg);
  border: 2px solid;
  border-color: var(--raised-high) var(--raised-low) var(--raised-low) var(--raised-high);
  border-radius: 4px;
  padding: 18px;
}

.panel-head {
  font-size: 16px;
  font-weight: bold;
  color: var(--panel-head);
  margin-bottom: 4px;
}

.panel-sub { font-size: 12px; color: var(--win-dim); margin-bottom: 16px; }

/* ---------- MODE SELECTION ---------- */

.mode-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  width: 100%;
  text-align: left;
  padding: 12px 14px;
  margin-bottom: 10px;
  font-family: inherit;
  cursor: pointer;
  background: linear-gradient(180deg, var(--btn-top) 0%, var(--btn-mid) 50%, var(--btn-bot) 100%);
  border: 1px solid var(--raised-low);
  border-radius: 3px;
  box-shadow: inset 0 1px 0 var(--raised-high), 0 1px 1px rgba(0, 0, 0, 0.2);
}

.mode-btn:hover {
  border-color: #f5a800;
  box-shadow: inset 0 1px 0 var(--raised-high), 0 0 3px rgba(245, 168, 0, 0.8);
  background: linear-gradient(180deg, var(--btn-hover-top) 0%, var(--btn-hover-mid) 50%, var(--btn-hover-bot) 100%);
}

.mode-title { font-size: 14px; font-weight: bold; color: var(--panel-head); }

.mode-group .mode-title { color: #9a5b00; }

.mode-desc { font-size: 11px; color: var(--win-dim); }

/* ---------- MODE BAR / CHIPS ---------- */

.mode-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
}

.mode-chip {
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  font-weight: bold;
  letter-spacing: 0.5px;
  padding: 3px 10px;
  color: #fff;
  background: linear-gradient(180deg, var(--primary1) 0%, var(--primary2) 45%, var(--primary3) 100%);
  border: 1px solid var(--primary3);
  border-radius: 3px;
  white-space: nowrap;
}

.chip-2p { background: linear-gradient(180deg, #4c9a4c, #2f7a2f); border-color: #256b25; }
.chip-group { background: linear-gradient(180deg, #d98a1f, #a8600a); border-color: #94520a; }
.call-chip { margin-left: auto; }

/* ---------- FORMS ---------- */

.field { margin-bottom: 14px; }

label { display: block; font-size: 12px; color: var(--win-dim); margin-bottom: 4px; }

input[type="text"] {
  width: 100%;
  background: var(--input-bg);
  color: var(--win-text);
  border: 1px solid var(--input-border);
  border-radius: 0;
  padding: 6px 8px;
  font-family: inherit;
  font-size: 13px;
  outline: none;
}

input[type="text"]:focus { border-color: #f5a800; box-shadow: 0 0 2px #f5a800; }

input[type="text"]::placeholder { color: var(--win-dim); }

input:disabled { color: var(--win-dim); border-color: var(--line); }

.check {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: normal;
  color: var(--win-text);
  margin: 16px 0 20px;
  cursor: pointer;
}

.check input { width: 14px; height: 14px; margin: 0; cursor: pointer; }

/* ---------- BUTTONS ---------- */

.btn {
  font-family: inherit;
  font-size: 12px;
  color: var(--win-text);
  background: linear-gradient(180deg, var(--btn-top) 0%, var(--btn-mid) 50%, var(--btn-bot) 100%);
  border: 1px solid var(--raised-low);
  border-radius: 3px;
  padding: 5px 14px;
  box-shadow: inset 0 1px 0 var(--raised-high), 0 1px 1px rgba(0, 0, 0, 0.2);
  cursor: pointer;
}

.btn:hover:not(:disabled) {
  border-color: #f5a800;
  box-shadow: inset 0 1px 0 var(--raised-high), 0 0 3px rgba(245, 168, 0, 0.8);
  background: linear-gradient(180deg, var(--btn-hover-top) 0%, var(--btn-hover-mid) 50%, var(--btn-hover-bot) 100%);
}

.btn:active:not(:disabled) {
  background: linear-gradient(180deg, var(--btn-bot), var(--btn-top));
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.25);
}

.btn.active:not(:disabled) {
  border-color: #f5a800;
  background: linear-gradient(180deg, var(--btn-bot), var(--btn-top));
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.35), 0 0 3px rgba(245, 168, 0, 0.5);
  color: var(--warn);
  font-weight: bold;
}

.btn:disabled {
  color: var(--win-dim);
  border-color: var(--line);
  background: var(--win-bg);
  box-shadow: none;
  cursor: default;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(180deg, var(--primary1) 0%, var(--primary2) 45%, var(--primary3) 100%);
  border-color: var(--primary3);
}

.btn-primary:hover:not(:disabled) {
  border-color: #f5a800;
  box-shadow: 0 0 4px rgba(245, 168, 0, 0.9);
  background: linear-gradient(180deg, var(--primary1) 0%, var(--primary2) 45%, var(--primary3) 100%);
}

.btn-warn { color: var(--warn); border-style: dashed; }
.btn-danger { color: var(--danger); }

.btn-block { width: 100%; margin-top: 4px; padding: 7px; font-size: 14px; }

.status-line { margin-top: 12px; font-size: 12px; min-height: 16px; color: var(--win-dim); }

/* ---------- CALL UI ---------- */

.call-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.call-main { flex: 1; min-width: 0; }

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 16px;
}

.video-box {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #000;
  border: 2px solid;
  border-color: var(--sunken-high) var(--sunken-low) var(--sunken-low) var(--sunken-high);
  overflow: hidden;
}

.video-box video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

#localVideo.mirror {
  transform: scaleX(-1);
}

.placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 10px;
  font-size: 12px;
  color: #9c9c9c;
  background: #000;
  padding: 12px;
}

.placeholder::before {
  content: '';
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23c0c0c0' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='8' r='4'/%3E%3Cpath d='M4 21c0-4.5 3.6-6.5 8-6.5s8 2 8 6.5'/%3E%3C/svg%3E") center / 46% no-repeat,
    linear-gradient(180deg, #7f9db9, #3a5a7a);
  border: 1px solid #9db3c9;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.4), 0 2px 4px rgba(0, 0, 0, 0.6);
}

.video-label {
  position: absolute;
  left: 8px;
  bottom: 8px;
  font-size: 11px;
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  border: 1px solid #6b8fc0;
  padding: 2px 7px;
}

.video-box::after {
  content: '';
  position: absolute;
  right: 8px;
  bottom: 8px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 1a3 3 0 0 0-3 3v8a3 3 0 0 0 6 0V4a3 3 0 0 0-3-3Z'/%3E%3Cpath d='M19 10v2a7 7 0 0 1-14 0v-2'/%3E%3Cline x1='12' y1='19' x2='12' y2='23'/%3E%3C/svg%3E") center / 14px no-repeat,
    rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.chat-panel {
  width: 340px;
  flex-shrink: 0;
  background: var(--chat-bg);
  border: 2px solid;
  border-color: var(--sunken-high) var(--sunken-low) var(--sunken-low) var(--sunken-high);
  display: flex;
  flex-direction: column;
  height: 560px;
  overflow: hidden;
}

.chat-head {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: center;
  padding: 6px 10px;
  font-size: 12px;
  background: linear-gradient(180deg, var(--btn-mid), var(--btn-bot));
  border-bottom: 1px solid var(--line);
  min-height: 32px;
}

.typing { font-style: italic; color: var(--win-dim); }

.chat-log {
  flex: 1;
  overflow-y: auto;
  padding: 10px 12px;
  font-size: 13px;
}

.chat-log .msg { margin-bottom: 6px; word-break: break-word; }
.chat-log .msg .who { color: var(--win-dim); font-size: 12px; margin-right: 6px; }
.chat-log .msg.me .who { color: var(--panel-head); font-weight: bold; }

.chat-input-row {
  display: flex;
  border-top: 1px solid var(--line);
}

.chat-input-row input {
  flex: 1;
  border: none;
  border-right: 1px solid var(--line);
  border-radius: 0;
  background: var(--input-bg);
}

.chat-input-row input:focus { box-shadow: none; }

.chat-input-row .btn {
  border: none;
  border-left: 1px solid var(--line);
  border-radius: 0;
  white-space: nowrap;
  box-shadow: none;
}

.controls {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.controls .btn { min-width: 92px; }

/* ---------- STATUS BAR ---------- */

.statusbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 5px 8px 6px;
  font-size: 11px;
  color: var(--win-dim);
  border-top: 1px solid var(--raised-high);
  box-shadow: inset 0 1px 0 var(--line);
}

#connStatus { padding-left: 4px; }

#ticker {
  flex: 1;
  text-align: right;
  background: var(--chat-bg);
  border: 1px solid var(--line);
  padding: 2px 8px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

/* ---------- OVERLAY ---------- */

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 20px;
}

.overlay-box {
  width: 100%;
  max-width: 440px;
  background: var(--win-bg);
  border: 2px solid;
  border-color: var(--raised-high) var(--raised-low) var(--raised-low) var(--raised-high);
  box-shadow: 4px 6px 18px rgba(0, 0, 0, 0.45);
  overflow: hidden;
}

.overlay-title {
  padding: 6px 10px;
  background: linear-gradient(180deg, var(--title1) 0%, var(--title2) 45%, var(--title1) 100%);
  color: #fff;
  font-weight: bold;
  font-size: 13px;
}

.overlay-box p {
  margin: 16px;
  color: var(--win-text);
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 12px;
}

.overlay-box .btn {
  margin: 0 16px 16px;
  min-width: 90px;
}

/* ---------- SCROLLBAR ---------- */

::-webkit-scrollbar { width: 15px; height: 15px; }
::-webkit-scrollbar-track { background: var(--win-bg); border-left: 1px solid var(--line); }
::-webkit-scrollbar-thumb { background: linear-gradient(180deg, var(--raised-low), var(--sunken-high)); border: 1px solid var(--raised-low); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--btn-hover-bot); }

/* ---------- RESPONSIVE ---------- */

@media (max-width: 640px) {
  .desktop {
    padding: 10px 6px;
    padding-bottom: calc(10px + env(safe-area-inset-bottom));
  }
  .stage { padding: 8px; }
  .panel { padding: 12px; }

  .titlebar {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
  }
  .brand { grid-column: 1; justify-self: start; min-width: 0; }
  .brand-name {
    font-size: 16px;
    letter-spacing: 2px;
    padding: 8px 12px 10px;
  }
  .brand-sub { display: none; }
  .win-buttons { grid-column: 2; }

  .mode-bar { flex-wrap: wrap; }

  input[type="text"] { font-size: 16px; }

  .call-row { flex-direction: column; }
  .video-grid { grid-template-columns: 1fr; }
  .chat-panel { width: 100%; height: 240px; }
  .controls { gap: 8px; }
  .controls .btn { flex: 1 1 30%; min-width: 0; }

  .statusbar { flex-wrap: wrap; gap: 6px; }
  #ticker { order: 2; flex-basis: 100%; }
}

@media (max-width: 380px) {
  .brand-name { font-size: 14px; letter-spacing: 1px; padding: 7px 10px 9px; }
  .controls .btn { flex-basis: 45%; font-size: 11px; }
  .chat-panel { height: 210px; }
}

@media (max-width: 900px) and (orientation: landscape) and (max-height: 520px) {
  .desktop { align-items: flex-start; padding: 6px; }
  .stage { padding: 6px; }
  .panel { padding: 10px; }

  .call-row { flex-direction: row; align-items: stretch; }
  .video-grid { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
  .chat-panel { height: auto; min-height: 160px; }
  .controls { margin-top: 10px; }
  .controls .btn { flex: 1 1 auto; }
}

/* ---------- 18+ AGREEMENT & LEGAL PAGES ---------- */

.check.agree { margin-top: -8px; align-items: flex-start; }
.check.agree input { margin-top: 2px; flex-shrink: 0; }
.check a, .legal-links a, .legal a { color: var(--panel-head); }

.legal-links { margin-top: 6px; font-size: 11px; color: var(--win-dim); }

.brand-link { text-decoration: none; }

.legal { max-width: 760px; margin: 0 auto; width: 100%; font-size: 14px; line-height: 1.6; }
.legal h1 { font-size: 22px; color: var(--panel-head); margin-bottom: 2px; }
.legal h2 { font-size: 15px; color: var(--panel-head); margin: 22px 0 6px; }
.legal p { margin-bottom: 10px; }
.legal ul { margin: 0 0 10px 20px; }
.legal li { margin-bottom: 4px; }
.legal-meta { font-size: 12px; color: var(--win-dim); }
.legal-nav { margin-top: 24px; font-size: 13px; }

/* ---------- STATUS FLASH ---------- */

#ticker.flash {
  color: var(--warn);
  font-weight: bold;
}