/* =============================================
   ChatATG — v3.0 Clean Redesign
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&family=DM+Mono:wght@400;500&display=swap');

/* ── Variables ── */
:root {
  --bg-base:      #09090f;
  --bg-surface:   #0d0d15;
  --bg-elevated:  #11121e;
  --bg-hover:     #17192a;
  --bg-active:    #1d1f34;
  --border:       rgba(255,255,255,0.055);
  --border-hover: rgba(255,255,255,0.1);
  --border-focus: rgba(99,179,237,0.4);

  --accent:       #63b3ed;
  --accent-soft:  rgba(99,179,237,0.12);
  --accent-2:     #818cf8;
  --accent-3:     #a78bfa;

  --text-1:  #e8ecff;
  --text-2:  #7a849e;
  --text-3:  #363d56;

  --sidebar-w: 260px;
  --font: 'DM Sans', system-ui, sans-serif;
  --mono: 'DM Mono', 'JetBrains Mono', monospace;

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --t-fast: 0.12s;
  --t: 0.22s;
  --t-slow: 0.36s;

  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-xl: 20px;
  --r-2xl: 28px;
}

[data-theme="light"] {
  --bg-base:     #f5f6fa;
  --bg-surface:  #ffffff;
  --bg-elevated: #ffffff;
  --bg-hover:    #eceef7;
  --bg-active:   #e2e5f2;
  --border:      rgba(0,0,0,0.07);
  --border-hover:rgba(0,0,0,0.12);
  --text-1: #111827;
  --text-2: #4b5563;
  --text-3: #9ca3af;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; }

body {
  font-family: var(--font);
  background: var(--bg-base);
  color: var(--text-1);
  display: flex;
  height: 100vh;
  overflow: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior: none;
  padding-top: env(safe-area-inset-top);
}

/* Ambient glow */
body::before {
  content: '';
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background: var(--app-bg,
    radial-gradient(ellipse 60% 40% at 20% 10%, rgba(99,179,237,0.06) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 80% 90%, rgba(129,140,248,0.05) 0%, transparent 70%)
  );
}

button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea { font-family: inherit; }
::selection { background: rgba(99,179,237,0.22); color: var(--text-1); }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--bg-active); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-3); }

/* ─────────────────────────────────────────
   SIDEBAR
───────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  min-width: var(--sidebar-w);
  height: 100vh;
  background: #07070d;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 10;
  transition: width var(--t-slow) var(--ease), min-width var(--t-slow) var(--ease),
              opacity var(--t-slow) var(--ease), transform var(--t-slow) var(--ease);
  overflow: hidden;
  flex-shrink: 0;
  position: relative;
}
.sidebar.collapsed {
  width: 0; min-width: 0; opacity: 0; pointer-events: none;
  transform: translateX(-12px);
}

/* Sidebar Header */
.sidebar-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 14px 12px;
  flex-shrink: 0;
}
.logo-simple {
  display: flex; align-items: center; gap: 9px;
  font-weight: 600; font-size: 0.92rem;
  color: var(--text-1); letter-spacing: -0.01em;
}
.btn-icon-simple {
  color: var(--text-3); padding: 5px; border-radius: 6px;
  transition: color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}
.btn-icon-simple:hover { color: var(--text-1); background: var(--bg-hover); }

/* Nav */
.sidebar-nav { padding: 0 10px; display: flex; flex-direction: column; gap: 1px; }
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; border-radius: 12px;
  color: var(--text-2); font-size: 0.9rem; font-weight: 500;
  text-align: left; width: 100%;
  transition: all 0.2s var(--ease);
  letter-spacing: -0.01em;
  margin-bottom: 2px;
}
.nav-item:hover { background: var(--bg-hover); color: var(--text-1); }
.nav-item svg { opacity: 0.6; flex-shrink: 0; }
.nav-item:hover svg { opacity: 1; }

.shortcut-hint {
  margin-left: auto; font-size: 0.66rem; color: var(--text-3);
  background: var(--bg-hover); padding: 2px 5px;
  border-radius: 4px; border: 1px solid var(--border);
  font-family: var(--mono);
}

.search-wrapper { padding: 0 10px; height: 38px; }
.nav-search-input {
  background: none; border: none; outline: none;
  color: var(--text-1); font-size: 0.855rem; width: 100%;
}
.nav-search-input::placeholder { color: var(--text-3); }

/* History */
.chat-history-container { flex: 1; overflow-y: auto; padding: 14px 10px; }
.history-header {
  font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--text-3); margin-bottom: 6px; padding-left: 10px; font-weight: 700;
}
.history-item {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 10px; border-radius: 7px; cursor: pointer;
  color: var(--text-2); font-size: 0.835rem;
  position: relative; overflow: visible; margin-bottom: 1px;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.history-item:hover { background: var(--bg-hover); color: var(--text-1); }
.history-item.active { background: var(--bg-active); color: var(--text-1); }
.history-item .hi-text { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 450; }

.hi-menu-btn {
  width: 22px; height: 22px; display: flex; align-items: center; justify-content: center;
  border-radius: 5px; color: var(--text-3); opacity: 0; flex-shrink: 0;
  transition: opacity var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}
.history-item:hover .hi-menu-btn { opacity: 1; }
.hi-menu-btn:hover { background: var(--bg-elevated); color: var(--text-1); }

.hi-dropdown {
  position: absolute; right: 8px; top: 34px;
  background: #10121e; border: 1px solid var(--border-hover);
  border-radius: var(--r-md); padding: 4px;
  box-shadow: 0 14px 40px rgba(0,0,0,0.5);
  z-index: 20; display: none; min-width: 130px;
}
.hi-dropdown.show { display: block; animation: pop 0.12s var(--ease); }
.hi-item {
  padding: 7px 10px; font-size: 0.8rem; color: var(--text-2); cursor: pointer;
  border-radius: 5px; display: flex; align-items: center; gap: 8px;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.hi-item:hover { background: var(--bg-hover); color: var(--text-1); }
.hi-item.text-red:hover { color: #f87171; background: rgba(248,113,113,0.08); }

/* Sidebar Footer */
.sidebar-footer {
  padding: 10px; border-top: 1px solid var(--border); flex-shrink: 0; position: relative;
}
.user-menu-container { position: relative; }
.user-card {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: 8px; cursor: pointer; width: 100%;
  transition: background var(--t-fast) var(--ease);
}
.user-card:hover { background: var(--bg-hover); }

.avatar {
  width: 30px; height: 30px;
  background: none;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.78rem; color: #fff; font-weight: 600; flex-shrink: 0;
}
.avatar.small { width: 28px; height: 28px; border-radius: 7px; }
.avatar img { width: 100%; height: 100%; border-radius: inherit; object-fit: cover; }

.user-info { flex: 1; overflow: hidden; }
.user-name { display: block; font-size: 0.855rem; font-weight: 500; color: var(--text-1); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user-plan { display: inline-block; font-size: 0.7rem; color: var(--text-3); }

.user-dropdown {
  position: absolute; bottom: 100%; left: 0; right: 0; margin-bottom: 8px;
  background: rgba(11,13,22,0.97); backdrop-filter: blur(20px);
  border: 1px solid var(--border-hover); border-radius: var(--r-lg);
  padding: 6px; box-shadow: 0 24px 60px rgba(0,0,0,0.6);
  display: none; z-index: 100;
}
.user-dropdown.show { display: block; animation: pop 0.18s var(--ease); }
.user-dropdown-header { padding: 10px 12px; display: flex; align-items: center; gap: 10px; }
.ud-info { display: flex; flex-direction: column; overflow: hidden; }
.ud-name { font-weight: 600; color: var(--text-1); font-size: 0.855rem; }
.ud-email { font-size: 0.75rem; color: var(--text-3); }
.ud-divider { height: 1px; background: var(--border); margin: 4px 0; }
.ud-item { width: 100%; display: flex; align-items: center; gap: 10px; padding: 8px 12px; border-radius: var(--r-sm); color: var(--text-2); font-size: 0.855rem; transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease); }
.ud-item:hover { background: var(--bg-hover); color: var(--text-1); }
.ud-item.text-red:hover { background: rgba(248,113,113,0.08); color: #f87171; }

/* ─────────────────────────────────────────
   BUTTONS
───────────────────────────────────────── */
.btn-icon {
  width: 34px; height: 34px; display: flex; align-items: center; justify-content: center;
  border-radius: var(--r-sm); color: var(--text-3);
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
  flex-shrink: 0;
}
.btn-icon:hover { background: var(--bg-hover); color: var(--text-1); }

.btn-icon-sm {
  width: 26px; height: 26px; display: flex; align-items: center; justify-content: center;
  border-radius: 5px; color: var(--text-3);
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.btn-icon-sm:hover { background: var(--bg-hover); color: var(--accent); }

.btn-ghost {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 20px; border-radius: 12px; color: var(--text-2);
  font-size: 0.88rem; font-weight: 500;
  border: 1px solid rgba(255,255,255,0.08); background: rgba(255,255,255,0.02);
  transition: all 0.25s var(--ease);
}
.btn-ghost:hover { background: rgba(255,255,255,0.04); color: var(--text-1); border-color: rgba(255,255,255,0.2); transform: translateY(-1px); }

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #000; font-weight: 700;
  padding: 10px 24px; border-radius: 12px;
  transition: all 0.25s var(--ease);
  box-shadow: 0 4px 15px rgba(99,179,237,0.25);
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(99,179,237,0.35); filter: brightness(1.1); }
.btn-primary:active { transform: translateY(0); }

.btn-close-modal {
  position: absolute; top: 24px; right: 24px; z-index: 100;
  width: 38px; height: 38px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.03); color: var(--text-2);
  border: 1px solid rgba(255,255,255,0.05);
  transition: all 0.25s var(--ease);
}
.btn-close-modal:hover { background: rgba(239,68,68,0.1); color: #ef4444; border-color: rgba(239,68,68,0.2); transform: rotate(90deg); }
.btn-ghost.btn-sm { padding: 5px 10px; font-size: 0.78rem; }

/* ─────────────────────────────────────────
   MAIN + TOPBAR
───────────────────────────────────────── */
.main {
  flex: 1; display: flex; flex-direction: column;
  min-width: 0; position: relative; overflow: hidden;
}

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px; flex-shrink: 0; z-index: 5;
}
.topbar-left, .topbar-right { display: flex; align-items: center; gap: 10px; }
.app-logo-text { font-weight: 600; font-size: 1rem; color: var(--text-1); letter-spacing: -0.02em; }
.pro-badge {
  background: linear-gradient(135deg, rgba(99,179,237,0.2), rgba(129,140,248,0.2));
  color: var(--accent);
  font-size: 0.65rem; font-weight: 800; padding: 3px 8px;
  border-radius: 6px; border: 1px solid rgba(99,179,237,0.3);
  letter-spacing: 0.08em; text-shadow: 0 0 8px rgba(99,179,237,0.5);
  box-shadow: 0 0 15px rgba(99,179,237,0.1);
}
.user-avatar-top {
  width: 34px; height: 34px; border-radius: 10px;
  background: none;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 0.85rem; cursor: pointer; font-weight: 600;
  border: 1px solid rgba(255,255,255,0.1);
  transition: all 0.2s;
}
.user-avatar-top:hover { transform: scale(1.05); border-color: var(--accent); }
.user-avatar-top img { width: 100%; height: 100%; border-radius: 8px; object-fit: cover; }

/* ─────────────────────────────────────────
   CHAT AREA
───────────────────────────────────────── */
.chat-area {
  flex: 1; overflow-y: auto; overflow-x: hidden;
  position: relative; scroll-behavior: smooth;
}

.scroll-to-bottom-btn {
  position: fixed; bottom: 100px; left: 50%; transform: translateX(-50%) translateY(20px);
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(11,13,21,0.85); backdrop-filter: blur(10px);
  border: 1px solid var(--border-hover); color: var(--text-2);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; z-index: 100; box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  opacity: 0; pointer-events: none; transition: opacity 0.3s, transform 0.3s;
}
.scroll-to-bottom-btn.visible { opacity: 1; pointer-events: auto; transform: translateX(-50%) translateY(0); }
.scroll-to-bottom-btn:hover { background: rgba(255,255,255,0.05); color: var(--text-1); }

/* ─────────────────────────────────────────
   WELCOME SCREEN — FIXED LAYOUT
   ทุกอย่างอยู่กึ่งกลางหน้าจอแบบ column เรียงกัน
───────────────────────────────────────── */
.welcome-screen {
  /* ใช้ flex กึ่งกลางตรงๆ ไม่ใช้ home-view absolute tricks */
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  gap: 0;
}

.welcome-content {
  text-align: center;
  max-width: 600px;
  width: 100%;
  animation: fadeUp 0.55s var(--ease) both;
}

.welcome-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 500;
  color: var(--text-1);
  letter-spacing: -0.05em;
  line-height: 1.1;
  margin-bottom: 12px;
}
.welcome-title strong { font-weight: 600; }

.welcome-sub {
  font-size: 0.95rem;
  color: var(--text-3);
  font-weight: 400;
  letter-spacing: -0.01em;
  margin-bottom: 0;
}

/* ─────────────────────────────────────────
   HOME VIEW — input bar อยู่ใต้ welcome
   ไม่ใช้ absolute position อีกต่อไป
───────────────────────────────────────── */

/* ยกเลิก home-view absolute mode */
body.home-view .input-area {
  position: static !important;
  top: auto !important;
  left: auto !important;
  transform: none !important;
  z-index: auto !important;
  order: 2; /* Ensure input area is always at the bottom */
  margin-bottom: auto; /* Push input area and chat-area content to center */
}

body.home-view .welcome-screen {
  justify-content: center !important;
  padding-bottom: 0 !important;
  height: auto !important;
  flex-direction: column !important; /* Fix order: welcome -> suggestions */
}

body.home-view .suggestion-chips-container {
  position: static !important;
  top: auto !important;
  order: 2; /* Ensure suggestions are below the welcome text */
}

body.home-view .welcome-content {
  order: 1; /* Welcome text above suggestions */
}

/* ─────────────────────────────────────────
   INPUT AREA — HOME CENTER BLOCK
───────────────────────────────────────── */

/* ใน home view ทำให้ main เป็น flex column จัดกึ่งกลาง */
body.home-view .main {
  /* override เพื่อ center content */
}

body.home-view .chat-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: none;
  order: 1; /* Ensure chat area is above input area */
  margin-top: auto; /* Push chat area and input area to center */
}

/* Suggestion Chips */
.suggestion-chips-container {
  margin-top: 20px;
  width: 100%;
  display: flex;
  justify-content: center;
  animation: fadeUp 0.55s 0.1s var(--ease) both;
  max-width: 680px;
}

.suggestion-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  width: 100%;
}

.suggestion-chip {
  padding: 12px 14px;
  background: rgba(255,255,255,0.028);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 12px;
  color: var(--text-2);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--t) var(--ease), border-color var(--t) var(--ease),
              color var(--t) var(--ease), transform var(--t) var(--ease);
  text-align: left;
  line-height: 1.5;
  letter-spacing: -0.01em;
}
.suggestion-chip:hover {
  background: rgba(99,179,237,0.07);
  border-color: rgba(99,179,237,0.22);
  color: var(--text-1);
  transform: translateY(-1px);
}

/* ─────────────────────────────────────────
   INPUT AREA
───────────────────────────────────────── */
.input-area {
  padding: 10px 20px 20px;
  flex-shrink: 0;
  position: relative;
}

/* Home view: input ต่อจาก chips อยู่กึ่งกลาง */
body.home-view .input-area {
  padding: 16px 24px 0;
  max-width: none;
  width: 100%;
}

.input-wrapper {
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: rgba(255,255,255,0.035);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 18px;
  padding: 12px;
  transition: border-color var(--t) var(--ease), background var(--t) var(--ease), box-shadow var(--t) var(--ease);
  max-width: 680px;
  margin: 0 auto;
  min-height: 54px;
  box-shadow: 0 2px 16px rgba(0,0,0,0.15), inset 0 1px 0 rgba(255,255,255,0.03);
}
.input-bottom-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}
.input-wrapper:focus-within {
  border-color: rgba(99,179,237,0.28);
  background: rgba(255,255,255,0.045);
  box-shadow: 0 2px 16px rgba(0,0,0,0.2), 0 0 0 3px rgba(99,179,237,0.05), inset 0 1px 0 rgba(255,255,255,0.04);
}

/* Home view: input wrapper full width */
body.home-view .input-wrapper {
  max-width: 680px;
}

.input-left, .input-right { display: flex; align-items: center; gap: 5px; flex-shrink: 0; }

.btn-circle-add {
  width: 28px; height: 28px; border-radius: 50%;
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08);
  color: var(--text-2); display: flex; align-items: center; justify-content: center;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.btn-circle-add:hover { background: rgba(255,255,255,0.09); color: var(--text-1); }

.btn-pill-tools {
  display: flex; align-items: center; gap: 5px; padding: 5px 10px;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.07);
  border-radius: 18px; color: var(--text-2); font-size: 0.77rem; font-weight: 500;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.btn-pill-tools:hover { background: rgba(255,255,255,0.08); color: var(--text-1); }

.model-selector-pill {
  display: flex; align-items: center; gap: 4px; padding: 5px 9px;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.07);
  border-radius: 7px; color: var(--text-2); font-size: 0.75rem; font-weight: 500;
  cursor: pointer; transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.model-selector-pill:hover { background: rgba(255,255,255,0.08); color: var(--text-1); }

.btn-icon-mic {
  width: 34px; height: 34px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-2); transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.btn-icon-mic:hover { background: rgba(255,255,255,0.06); color: var(--text-1); }

#messageInput {
  flex: 1; width: 100%; background: none; border: none; outline: none;
  color: var(--text-1); font-size: 0.92rem; line-height: 1.6;
  padding: 2px 6px; resize: none;
  min-height: 24px; max-height: 180px; overflow-y: auto;
  font-family: var(--font); font-weight: 400; letter-spacing: -0.005em;
}
#messageInput::placeholder { color: var(--text-3); }
textarea:disabled { opacity: 0.45; cursor: not-allowed; }

/* Send Button */
.send-btn {
  width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(135deg, #63b3ed, #818cf8);
  display: flex; align-items: center; justify-content: center;
  color: #fff; flex-shrink: 0;
  transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease), opacity var(--t) var(--ease);
  opacity: 0.28; transform: scale(0.88);
  box-shadow: 0 2px 8px rgba(99,179,237,0.15);
}
.send-btn:not(:disabled) { opacity: 1; transform: scale(1); }
.send-btn:not(:disabled):hover { transform: scale(1.08); box-shadow: 0 4px 16px rgba(99,179,237,0.4); }
.send-btn:not(:disabled):active { transform: scale(0.93); }
.send-btn.stopping { background: rgba(248,113,113,0.18); border: 1px solid rgba(248,113,113,0.35); color: #f87171; box-shadow: none; }

/* ─────────────────────────────────────────
   MESSAGES
───────────────────────────────────────── */
.messages-container {
  max-width: 720px; margin: 0 auto;
  padding: 28px 20px 12px; width: 100%;
  display: flex; flex-direction: column; gap: 2px;
}

.message { display: flex; gap: 12px; padding: 5px 0; animation: fadeUp 0.22s var(--ease) both; }

.user-message { flex-direction: row-reverse; }
.user-message .msg-content-wrapper {
  display: flex; flex-direction: column; align-items: flex-end; max-width: 72%;
}
.user-message .msg-body {
  background: rgba(99,179,237,0.06); border: 1px solid rgba(99,179,237,0.14);
  border-radius: 20px 20px 4px 20px;
  padding: 12px 18px; color: var(--text-1); font-size: 0.95rem; line-height: 1.65; font-weight: 450;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  transition: all 0.2s var(--ease);
}
.user-message .msg-body:hover { background: rgba(99,179,237,0.1); border-color: rgba(99,179,237,0.25); }

.ai-message { align-items: flex-start; padding: 12px 0; border-radius: 12px; transition: background 0.2s; }
.ai-message:hover { background: rgba(255,255,255,0.01); }
.msg-avatar {
  width: 26px; height: 26px; border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; margin-top: 8px;
}
.ai-avatar { background: transparent; border: none; padding: 0; }
.user-avatar {
  width: 26px; height: 26px; border-radius: 7px;
  background: none;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.75rem; color: #fff;
  flex-shrink: 0; margin-top: 8px;
}

.ai-message .msg-body {
  flex: 1; min-width: 0; font-size: 0.96rem; line-height: 1.75;
  color: var(--text-1); padding: 4px 0; font-weight: 400;
  letter-spacing: -0.005em;
}

/* Message Actions */
.msg-actions { display: flex; gap: 3px; margin-top: 9px; opacity: 0.55; transition: opacity 0.18s; }
.user-actions { margin-top: 4px; opacity: 0.55; transition: opacity 0.18s; }
.user-message:hover .user-actions,
.ai-message:hover .msg-actions { opacity: 1; }

.msg-action-btn {
  display: flex; align-items: center; gap: 5px; padding: 5px 9px;
  border-radius: 6px; font-size: 0.76rem; color: var(--text-3);
  border: 1px solid transparent; background: transparent; font-weight: 500;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}
.msg-action-btn:hover { background: var(--bg-hover); border-color: var(--border); color: var(--text-1); }

.rate-btn.active { color: var(--accent); }
.rate-btn.active svg { fill: currentColor; }
.tts-btn.tts-active { color: var(--accent); border-color: rgba(99,179,237,0.3); background: var(--accent-soft); }
.tts-btn.tts-active:hover { background: rgba(99,179,237,0.18); }
.tts-spin { animation: tts-spin 0.9s linear infinite; display: inline-block; }
@keyframes tts-spin { to { transform: rotate(360deg); } }
.rating-actions { display: flex; gap: 3px; margin-right: 5px; padding-right: 5px; border-right: 1px solid var(--border); }

.version-switcher { display: flex; align-items: center; gap: 4px; }
.v-switch-btn {
  width: 20px; height: 20px; display: flex; align-items: center; justify-content: center;
  border-radius: 4px; color: var(--text-3); transition: background var(--t-fast) var(--ease);
}
.v-switch-btn:hover:not(:disabled) { background: var(--bg-hover); color: var(--text-1); }
.v-switch-btn:disabled { opacity: 0.28; cursor: not-allowed; }
.v-counter-text { font-size: 0.72rem; color: var(--text-3); font-family: var(--mono); }

/* Thinking Dots */
.thinking-dots { display: flex; align-items: center; gap: 5px; padding: 10px 0; }
.thinking-dots span {
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
  animation: bounce 1.4s ease-in-out infinite; opacity: 0.45;
}
.thinking-dots span:nth-child(2) { animation-delay: 0.18s; background: var(--accent-2); }
.thinking-dots span:nth-child(3) { animation-delay: 0.36s; background: var(--accent-3); }

@keyframes bounce {
  0%, 60%, 100% { transform: translateY(0) scale(1); opacity: 0.4; }
  30% { transform: translateY(-6px) scale(1.1); opacity: 1; }
}

/* Markdown */
.msg-body h1, .msg-body h2, .msg-body h3 {
  font-weight: 600; color: var(--text-1); margin: 1em 0 0.4em; letter-spacing: -0.025em;
}
.msg-body h1 { font-size: 1.3rem; }
.msg-body h2 { font-size: 1.12rem; }
.msg-body h3 { font-size: 0.98rem; }
.msg-body p { margin-bottom: 0.75em; }
.msg-body p:last-child { margin-bottom: 0; }
.msg-body strong { font-weight: 600; color: var(--text-1); }
.msg-body code {
  font-family: var(--mono); font-size: 0.82em;
  background: rgba(99,179,237,0.07); border: 1px solid rgba(99,179,237,0.15);
  padding: 2px 6px; border-radius: 5px; color: var(--accent);
}
.msg-body pre {
  background: rgba(7,8,14,0.8); border: 1px solid var(--border-hover);
  border-radius: var(--r-md); padding: 15px; overflow-x: auto;
  margin: 0.9em 0; position: relative; box-shadow: 0 6px 20px rgba(0,0,0,0.25);
}
.msg-body pre::-webkit-scrollbar { height: 4px; }
.msg-body pre::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.09); border-radius: 3px; }
.msg-body pre code { background: none; border: none; padding: 0; font-size: 0.84rem; color: var(--text-1); }
.msg-body ul, .msg-body ol { padding-left: 1.4em; margin-bottom: 0.75em; }
.msg-body li { margin-bottom: 0.3em; }
.msg-body a { color: var(--accent); text-decoration: none; border-bottom: 1px solid rgba(99,179,237,0.28); transition: border-color var(--t-fast) var(--ease); font-weight: 500; }
.msg-body a:hover { border-color: var(--accent); }
.md-hr { border: 0; height: 1px; background: var(--border); margin: 1.3em 0; }

/* ─────────────────────────────────────────
   ATTACHMENT
───────────────────────────────────────── */
.attachment-preview { max-width: 680px; margin: 0 auto 8px; display: none; }
.attachment-preview.active { display: flex; animation: fadeUp 0.16s var(--ease); }
.file-card {
  display: flex; align-items: center; gap: 10px; padding: 9px 12px;
  background: rgba(255,255,255,0.03); border: 1px solid var(--border-hover);
  border-radius: var(--r-md); max-width: 100%;
}
.file-preview-icon {
  width: 34px; height: 34px; border-radius: 7px; object-fit: cover;
  background: var(--accent-soft); display: flex; align-items: center; justify-content: center;
  color: var(--accent); flex-shrink: 0;
}
.file-info { flex: 1; min-width: 0; }
.file-name { font-size: 0.855rem; font-weight: 500; color: var(--text-1); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.file-type { font-size: 0.7rem; color: var(--text-3); }
.file-remove {
  width: 22px; height: 22px; border-radius: 50%; background: rgba(255,255,255,0.05);
  color: var(--text-3); display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.file-remove:hover { background: rgba(248,113,113,0.15); color: #f87171; }

.input-area.dragging::after {
  content: 'วางไฟล์ที่นี่';
  position: absolute; inset: 10px; background: rgba(7,8,14,0.92); backdrop-filter: blur(4px);
  border: 2px dashed var(--accent); border-radius: var(--r-xl);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); font-weight: 600; font-size: 0.95rem; z-index: 50; pointer-events: none;
}
.input-area { position: relative; }
.file-progress-container { width: 100%; height: 3px; background: rgba(255,255,255,0.06); border-radius: 2px; margin-top: 6px; overflow: hidden; }
.file-progress-fill { height: 100%; background: var(--accent); width: 0%; transition: width 0.15s linear; }
.file-card.loading { border-color: rgba(99,179,237,0.25); }
.file-card.loading .file-preview-icon { animation: pulse 1.4s ease-in-out infinite; }
.file-upload-badge {
  display: inline-flex; align-items: center; gap: 3px;
  font-size: 0.65rem; font-weight: 600; padding: 1px 6px; border-radius: 20px;
  vertical-align: middle; margin-left: 4px;
}
.file-upload-badge.ok { background: rgba(52,211,153,0.12); color: #34d399; border: 1px solid rgba(52,211,153,0.2); }
.file-upload-badge.warn { background: rgba(251,191,36,0.1); color: #fbbf24; border: 1px solid rgba(251,191,36,0.2); }

/* ─────────────────────────────────────────
   CODE COPY BUTTON
───────────────────────────────────────── */
.copy-code-btn {
  position: absolute; top: 7px; right: 7px;
  width: 25px; height: 25px;
  display: flex; align-items: center; justify-content: center;
  padding: 0; background: rgba(8,9,14,0.75); backdrop-filter: blur(6px);
  border: 1px solid var(--border-hover); border-radius: 6px;
  color: var(--text-3); font-size: 0;
  transition: color var(--t-fast) var(--ease), background var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}
.copy-code-btn:hover { color: var(--accent); background: var(--bg-hover); border-color: rgba(99,179,237,0.28); }

/* ─────────────────────────────────────────
   POPOVER MENUS
───────────────────────────────────────── */
.popover-menu {
  position: absolute;
  background: rgba(11,13,21,0.97); backdrop-filter: blur(20px);
  border: 1px solid var(--border-hover); border-radius: 14px; padding: 6px;
  min-width: 195px; box-shadow: 0 24px 60px rgba(0,0,0,0.6);
  display: none; z-index: 2000;
}
.popover-menu.show { display: block; animation: pop 0.14s var(--ease); }
.popover-item {
  display: flex; align-items: center; gap: 10px; padding: 9px 12px;
  border-radius: 9px; color: var(--text-2); font-size: 0.855rem; cursor: pointer;
  font-weight: 450; transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.popover-item:hover { background: var(--bg-hover); color: var(--text-1); }
.popover-item svg { color: var(--text-3); }
.popover-header { padding: 8px 12px 4px; font-size: 0.68rem; color: var(--text-3); font-weight: 700; text-transform: uppercase; letter-spacing: 0.07em; }
.popover-header:not(:first-child) { margin-top: 4px; border-top: 1px solid var(--border); padding-top: 10px; }
.popover-item.active .pi-title { color: var(--accent); }
.popover-item.active .pi-check { display: block; color: var(--accent); }
.pi-check { display: none; margin-left: auto; flex-shrink: 0; }
.pi-icon { font-size: 1rem; width: 20px; flex-shrink: 0; }
.pi-content { display: flex; flex-direction: column; flex: 1; }
.pi-title { font-weight: 500; color: var(--text-1); font-size: 0.855rem; }
.pi-desc { font-size: 0.73rem; color: var(--text-3); margin-top: 1px; }
.model-popover { width: 290px; padding: 6px 0; }
.model-menu-scroll { max-height: 420px; overflow-y: auto; overflow-x: hidden; padding: 0 0 4px; }
.model-menu-scroll::-webkit-scrollbar { width: 4px; }
.model-menu-scroll::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

/* ─────────────────────────────────────────
   ANIMATIONS
───────────────────────────────────────── */
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
@keyframes pop { from { opacity: 0; transform: scale(0.95) translateY(4px); } to { opacity: 1; transform: scale(1) translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes bounce-dot { 0%, 60%, 100% { transform: translateY(0); } 30% { transform: translateY(-6px); } }

.streaming-cursor::after {
  content: '▋'; display: inline-block; color: var(--accent);
  animation: blink 1s step-end infinite; margin-left: 2px;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

.sidebar-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.55); z-index: 40; backdrop-filter: blur(3px);
}
.sidebar-overlay.active { display: block; animation: fadeIn 0.22s var(--ease); }

*:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

/* ─────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────── */
@media (max-width: 768px) {
  .sidebar {
    position: fixed; top: 0; left: 0; height: 100%; z-index: 50;
    transform: translateX(-100%);
    transition: transform var(--t-slow) var(--ease);
  }
  .sidebar.mobile-open { transform: translateX(0); width: var(--sidebar-w); min-width: var(--sidebar-w); opacity: 1; pointer-events: auto; }
  .sidebar.collapsed { transform: translateX(-100%); }
  .suggestion-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .messages-container { padding: 16px 14px 8px; }
  .input-area { padding: 10px 12px 20px; }
  .input-wrapper { padding: 12px; }
  .btn-pill-tools { padding: 0 12px; font-size: 0.8rem; }
  .model-selector-pill { padding: 0 10px; font-size: 0.8rem; }
}

@media (max-width: 480px) {
  .welcome-title { font-size: 1.65rem; }
  .suggestion-grid { grid-template-columns: 1fr; }
  .user-message .msg-content-wrapper { max-width: 90%; }
}

/* ─────────────────────────────────────────
   MEDIA GENERATION
───────────────────────────────────────── */
.media-generation { background: rgba(99,179,237,0.05); border: 1px solid rgba(99,179,237,0.14); border-radius: var(--r-md); padding: 13px; margin: 10px 0; display: flex; align-items: center; gap: 10px; color: var(--text-2); font-size: 0.855rem; }
.media-loader { width: 17px; height: 17px; border: 2px solid rgba(99,179,237,0.3); border-top-color: var(--accent); border-radius: 50%; animation: spin 1s linear infinite; }
.generated-media-container { position: relative; display: inline-block; max-width: 100%; margin: 8px 0; }
.generated-media { max-width: 100%; width: 450px; height: auto; aspect-ratio: auto; object-fit: contain; display: block; border-radius: var(--r-md); box-shadow: 0 14px 40px rgba(0,0,0,0.4); border: 1px solid var(--border); cursor: pointer; }
@media (max-width: 600px) {
  .generated-media { width: 100%; max-width: 100%; }
}
.media-overlay { position: absolute; top: 7px; right: 7px; display: flex; gap: 5px; opacity: 0; transition: opacity 0.18s; background: rgba(0,0,0,0.55); backdrop-filter: blur(4px); padding: 4px; border-radius: 7px; }
.generated-media-container:hover .media-overlay { opacity: 1; }

.search-image-preview { margin: 10px 0; border: 1px solid var(--border); border-radius: var(--r-md); overflow: hidden; background: rgba(9,10,18,0.5); }
.search-image-preview:hover { border-color: rgba(99,179,237,0.25); }
.sip-header { padding: 8px 13px; display: flex; align-items: center; gap: 8px; border-bottom: 1px solid var(--border); color: var(--text-2); font-size: 0.8rem; }
.sip-title { font-weight: 500; color: var(--text-1); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sip-image-container { display: block; position: relative; width: 100%; height: 210px; overflow: hidden; }
.sip-image-container img { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform 0.5s; opacity: 0.8; }
.sip-image-container:hover img { transform: scale(1.03); opacity: 0.4; }
.sip-overlay { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.25s; }
.sip-image-container:hover .sip-overlay { opacity: 1; }
.sip-btn { background: rgba(0,0,0,0.65); backdrop-filter: blur(4px); color: #fff; padding: 8px 16px; border-radius: 26px; border: 1px solid rgba(255,255,255,0.18); display: flex; align-items: center; gap: 6px; font-size: 0.84rem; font-weight: 500; }

/* ─────────────────────────────────────────
   SETTINGS MODAL
───────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.45); backdrop-filter: blur(12px);
  z-index: 2000; display: none; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.3s var(--ease);
}
.modal-overlay.open { display: flex; opacity: 1; }
.settings-modal {
  background: rgba(13,14,26,0.85); backdrop-filter: blur(25px);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 24px; width: 95%; max-width: 880px; height: 82vh;
  padding: 0; box-shadow: 0 40px 100px rgba(0,0,0,0.7), inset 0 0 0 1px rgba(255,255,255,0.03);
  transform: scale(0.94) translateY(20px); transition: all 0.35s var(--ease); overflow: hidden; display: flex;
}
.modal-overlay.open .settings-modal { transform: scale(1) translateY(0); }
.modal-overlay.open .settings-modal { transform: scale(1); }
.settings-modal.new-layout { flex-direction: row; }

.settings-sidebar {
  width: 240px; background: rgba(8,9,15,0.5); border-right: 1px solid rgba(255,255,255,0.04);
  display: flex; flex-direction: column; padding: 24px 16px; flex-shrink: 0;
}
.settings-nav { display: flex; flex-direction: column; gap: 6px; }
.settings-nav-item {
  display: flex; align-items: center; gap: 12px; padding: 10px 16px;
  border-radius: 12px; color: var(--text-2); font-size: 0.88rem; font-weight: 500;
  cursor: pointer; transition: all 0.25s var(--ease);
  position: relative;
}
.settings-nav-item:hover { color: var(--text-1); background: rgba(255,255,255,0.03); }
.settings-nav-item.active {
  background: rgba(99,179,237,0.08); color: var(--accent);
  box-shadow: inset 0 0 0 1px rgba(99,179,237,0.15);
}
.settings-nav-item.active::before {
  content: ''; position: absolute; left: 0; top: 10px; bottom: 10px; width: 3px;
  background: var(--accent); border-radius: 0 4px 4px 0; box-shadow: 0 0 10px var(--accent);
}

.settings-content-area {
  flex: 1; padding: 40px 48px; overflow-y: auto; position: relative;
  display: flex; flex-direction: column; background: rgba(13,14,26,0.2);
}
.settings-page-title { font-size: 1.6rem; font-weight: 700; margin-bottom: 32px; color: var(--text-1); letter-spacing: -0.03em; }
.settings-tab-pane { display: none; animation: fadeIn 0.22s var(--ease); }
.settings-tab-pane.active { display: block; }

.settings-banner { background: rgba(255,255,255,0.03); border: 1px solid var(--border-hover); border-radius: 12px; padding: 14px; display: flex; align-items: flex-start; gap: 13px; margin-bottom: 24px; }
.sb-icon { color: var(--accent); background: var(--accent-soft); padding: 8px; border-radius: 8px; }
.sb-content { flex: 1; }
.sb-title { font-weight: 600; margin-bottom: 4px; color: var(--text-1); font-size: 0.875rem; }
.sb-desc { font-size: 0.8rem; color: var(--text-2); margin-bottom: 11px; line-height: 1.6; }
.sb-btn { border: 1px solid var(--border-hover); color: var(--text-1); padding: 5px 13px; border-radius: 7px; font-size: 0.8rem; transition: background var(--t-fast) var(--ease); }
.sb-btn:hover { background: rgba(255,255,255,0.05); }

.settings-list { display: flex; flex-direction: column; flex: 1; }
.settings-group-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 18px;
  padding: 20px;
  transition: all 0.3s var(--ease);
}
.settings-group-card:hover { background: rgba(255,255,255,0.03); border-color: rgba(255,255,255,0.1); }
.settings-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 0; border-bottom: 1px solid rgba(255,255,255,0.03);
}
.settings-row.no-border { border-bottom: none; padding-bottom: 0; }
.settings-row:first-child { padding-top: 0; }
.sr-label { font-size: 0.92rem; color: var(--text-1); font-weight: 600; letter-spacing: -0.01em; }
.sr-label.text-red { color: #f87171; }
.sr-control { display: flex; align-items: center; gap: 8px; }
.text-muted { color: var(--text-3); font-size: 0.855rem; }

.settings-select {
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08);
  color: var(--text-1); font-size: 0.88rem; cursor: pointer; outline: none;
  text-align: left; font-family: var(--font); padding: 8px 14px; border-radius: 10px;
  min-width: 140px; transition: all 0.2s;
}
.settings-select:hover { background: rgba(255,255,255,0.07); border-color: rgba(255,255,255,0.15); }
.settings-select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.settings-select option { background: #0d0e1a; color: #fff; padding: 10px; }

.color-picker { display: flex; gap: 7px; }
.color-option { width: 18px; height: 18px; border-radius: 50%; border: 2px solid transparent; cursor: pointer; transition: transform 0.18s; }
.color-option:hover { transform: scale(1.2); }
.color-option.active { border-color: #fff; box-shadow: 0 0 0 2px rgba(255,255,255,0.18); }

.voice-play-btn { background: rgba(255,255,255,0.06); color: var(--text-1); padding: 4px 10px; border-radius: 16px; font-size: 0.76rem; display: flex; align-items: center; gap: 5px; font-family: var(--font); }

/* Toggle */
.toggle-switch { position: relative; display: inline-block; width: 40px; height: 22px; }
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background-color: rgba(255,255,255,0.1); transition: .35s; border-radius: 34px; }
.slider:before { position: absolute; content: ""; height: 16px; width: 16px; left: 3px; bottom: 3px; background-color: white; transition: .35s; border-radius: 50%; }
input:checked + .slider { background-color: var(--accent); }
input:checked + .slider:before { transform: translateX(18px); }

.setting-item { margin-bottom: 20px; }
.setting-label { display: block; margin-bottom: 8px; font-weight: 600; color: var(--text-1); font-size: 0.875rem; }
.setting-control { width: 100%; }
textarea.setting-control {
  background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px; padding: 14px; color: var(--text-1); resize: vertical;
  font-family: var(--font); font-size: 0.92rem; line-height: 1.6;
  transition: all 0.2s var(--ease);
}
textarea.setting-control:focus { background: rgba(255,255,255,0.05); border-color: var(--accent); outline: none; box-shadow: 0 0 0 3px var(--accent-soft); }

input[type="text"].setting-control {
  background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px; padding: 10px 14px; color: var(--text-1);
  font-family: var(--font); transition: all 0.2s;
}
input[type="text"].setting-control:focus { border-color: var(--accent); outline: none; background: rgba(255,255,255,0.05); }
.sg-title { font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.07em; color: var(--text-3); margin-bottom: 13px; font-weight: 700; }

@media (max-width: 768px) {
  .settings-modal.new-layout { flex-direction: column; height: 100%; width: 100%; border-radius: 0; }
  .settings-sidebar { width: 100%; padding: 10px; border-right: none; border-bottom: 1px solid var(--border); background: #0b0c18; }
  .settings-nav { flex-direction: row; overflow-x: auto; padding-bottom: 4px; gap: 8px; scrollbar-width: none; }
  .settings-nav::-webkit-scrollbar { display: none; }
  .settings-nav-item { white-space: nowrap; padding: 8px 16px; flex-shrink: 0; }
  .settings-content-area { padding: 20px 16px 80px; } /* Space for fixed footer */
  
  .settings-row { flex-direction: column; align-items: flex-start; gap: 10px; padding: 16px 0; }
  .sr-control { width: 100%; justify-content: flex-start; }
  .settings-select { text-align: left; width: 100%; background: rgba(255,255,255,0.03); padding: 8px; border-radius: 8px; border: 1px solid var(--border); }
  
  .settings-footer-actions {
    display: none;
    position: fixed; bottom: 0; left: 0; right: 0;
    background: rgba(13,14,26,0.92); backdrop-filter: blur(20px);
    padding: 16px 20px; border-top: 1px solid rgba(255,255,255,0.08);
    margin: 0; z-index: 100; box-shadow: 0 -15px 40px rgba(0,0,0,0.6);
  }
  .settings-footer-actions.visible { display: flex; }
  .settings-footer-actions button { flex: 1; height: 48px; font-size: 0.95rem; border-radius: 14px; }
}

/* ─────────────────────────────────────────
   GALLERY, EDIT, SEARCH, THINKING
───────────────────────────────────────── */
.gallery-modal { max-width: 760px; width: 90%; flex-direction: column; padding: 22px; }
.settings-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.settings-title { font-size: 1.15rem; font-weight: 600; color: var(--text-1); letter-spacing: -0.025em; }

.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(135px, 1fr)); gap: 9px; max-height: 60vh; overflow-y: auto; padding-right: 4px; }
.gallery-item { aspect-ratio: 1; border-radius: var(--r-md); overflow: hidden; position: relative; cursor: pointer; border: 1px solid var(--border); background: #000; }
.gallery-item img, .gallery-item video { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
.gallery-item:hover img, .gallery-item:hover video { transform: scale(1.05); }
.gallery-overlay { position: absolute; top: 6px; right: 6px; opacity: 0; transition: opacity 0.18s; }
.gallery-item:hover .gallery-overlay { opacity: 1; }

.edit-container { width: 100%; background: var(--bg-surface); border: 1px solid var(--border-focus); border-radius: var(--r-lg); padding: 12px; margin-bottom: 8px; }
.edit-textarea { width: 100%; background: transparent; border: none; color: var(--text-1); font-size: 0.92rem; resize: none; outline: none; font-family: var(--font); line-height: 1.6; }
.edit-buttons { display: flex; justify-content: flex-end; gap: 7px; margin-top: 9px; }

.msg-meta { margin-bottom: 7px; }
.search-indicator { display: inline-flex; align-items: center; gap: 7px; font-size: 0.76rem; color: var(--text-2); background: rgba(99,179,237,0.06); border: 1px solid rgba(99,179,237,0.14); padding: 5px 11px; border-radius: var(--r-md); animation: fadeIn 0.3s; }
.search-icon { color: var(--accent); animation: pulseSearch 1.5s infinite; }
@keyframes pulseSearch { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(0.85); } }
.search-sources { animation: slideUp 0.3s var(--ease); }
.source-chip { transition: background 0.2s, transform 0.2s; }
.source-chip:hover { background: rgba(99,179,237,0.15) !important; transform: translateY(-1px); }

.thinking-details { background: rgba(0,0,0,0.18); border: 1px solid var(--border); border-radius: var(--r-md); margin-bottom: 10px; overflow: hidden; }
.thinking-summary { padding: 7px 12px; cursor: pointer; font-size: 0.8rem; font-weight: 600; color: var(--text-3); user-select: none; list-style: none; display: flex; align-items: center; transition: background var(--t-fast); }
.thinking-summary:hover { background: rgba(255,255,255,0.03); color: var(--text-2); }
.thinking-details[open] .thinking-summary { border-bottom: 1px solid var(--border); }
.thinking-details[open] .thinking-summary svg { transform: rotate(90deg); }
.thinking-content { padding: 12px; font-size: 0.855rem; color: var(--text-2); white-space: pre-wrap; line-height: 1.6; }
.thinking-live { background: rgba(99,179,237,0.04); border: 1px solid rgba(99,179,237,0.13); border-radius: var(--r-md); margin-bottom: 10px; overflow: hidden; }
.thinking-header-live { padding: 7px 12px; font-size: 0.8rem; font-weight: 600; color: var(--accent); display: flex; align-items: center; gap: 7px; border-bottom: 1px solid rgba(99,179,237,0.08); }
.thinking-pulse { width: 6px; height: 6px; background: var(--accent); border-radius: 50%; animation: pulse 1.5s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.45; transform: scale(0.75); } }

/* ─────────────────────────────────────────
   ARTIFACT PANEL
───────────────────────────────────────── */
.artifact-header { height: 48px; padding: 0 12px; border-bottom: 1px solid rgba(255,255,255,0.06); display: flex; justify-content: space-between; align-items: center; background: #0b0c18; flex-shrink: 0; }
.ah-left, .ah-right { display: flex; align-items: center; gap: 6px; }
.ah-toggle { background: rgba(0,0,0,0.3); padding: 2px; border-radius: 6px; display: flex; border: 1px solid rgba(255,255,255,0.04); }
.ah-toggle-btn { padding: 4px 7px; border-radius: 4px; color: var(--text-3); transition: all 0.18s; display: flex; align-items: center; justify-content: center; }
.ah-toggle-btn:hover { color: var(--text-2); }
.ah-toggle-btn.active { background: rgba(255,255,255,0.08); color: var(--text-1); }
.ah-title { font-size: 0.8rem; color: var(--text-3); font-weight: 500; margin-left: 7px; }
.ah-action-btn { display: flex; align-items: center; gap: 5px; padding: 5px 9px; background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.07); border-radius: 6px; color: var(--text-2); font-size: 0.76rem; font-weight: 500; }
.ah-action-btn:hover { background: rgba(255,255,255,0.07); }
.ah-icon-btn { padding: 5px; border-radius: 6px; color: var(--text-3); display: flex; align-items: center; justify-content: center; }
.ah-icon-btn:hover { background: rgba(255,255,255,0.07); color: var(--text-1); }
.editor-layout { display: flex; flex: 1; overflow: hidden; font-family: var(--mono); font-size: 13px; line-height: 1.6; background: #0b0c18; }
.code-content { flex: 1; padding: 18px; overflow: auto; color: #c8d3f5; white-space: pre; font-family: inherit; }

/* ─────────────────────────────────────────
   LIGHTBOX
───────────────────────────────────────── */
.lightbox { position: fixed; inset: 0; z-index: 3000; background: rgba(0,0,0,0.95); backdrop-filter: blur(18px); display: flex; flex-direction: column; align-items: center; justify-content: center; opacity: 0; pointer-events: none; transition: opacity 0.22s; }
.lightbox.active { opacity: 1; pointer-events: auto; }
.lightbox-content { position: relative; max-width: min(92vw, 960px); display: flex; align-items: center; justify-content: center; }
.lightbox-content img { max-width: 100%; max-height: 82vh; border-radius: 10px; box-shadow: 0 0 80px rgba(0,0,0,0.7); display: block; }
.lightbox-close { position: fixed; top: 16px; right: 18px; width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,0.09); border: 1px solid rgba(255,255,255,0.15); color: white; display: flex; align-items: center; justify-content: center; opacity: 0.7; transition: opacity 0.15s, background 0.15s; }
.lightbox-close:hover { opacity: 1; background: rgba(255,255,255,0.18); }
.lightbox-actions { margin-top: 16px; }
.lb-action-btn { display: flex; align-items: center; gap: 8px; padding: 9px 20px; border-radius: 8px; background: rgba(255,255,255,0.09); border: 1px solid rgba(255,255,255,0.18); color: white; font-size: 0.875rem; transition: background 0.15s; }
.lb-action-btn:hover { background: rgba(255,255,255,0.16); }
/* Video wrap in lightbox */
.lb-video-wrap { display: flex; flex-direction: column; align-items: stretch; width: min(92vw, 900px); border-radius: 12px; overflow: hidden; box-shadow: 0 0 80px rgba(0,0,0,0.7); }
.lb-video-wrap video { width: 100%; max-height: 74vh; background: #000; display: block; object-fit: contain; }
.lb-video-controls { display: flex; align-items: center; gap: 10px; background: rgba(0,0,0,0.85); backdrop-filter: blur(8px); padding: 10px 14px; }
.lb-btn-play, .lb-btn-mute, .lb-btn-fs { display: flex; align-items: center; justify-content: center; width: 34px; height: 34px; border-radius: 8px; background: rgba(255,255,255,0.08); color: white; transition: background 0.15s; flex-shrink: 0; }
.lb-btn-play:hover, .lb-btn-mute:hover, .lb-btn-fs:hover { background: rgba(255,255,255,0.18); }
.lb-progress-wrap { flex: 1; display: flex; flex-direction: column; gap: 4px; }
.lb-progress-bar { width: 100%; height: 4px; background: rgba(255,255,255,0.15); border-radius: 2px; cursor: pointer; position: relative; }
.lb-progress-bar:hover { height: 6px; }
.lb-progress-fill { height: 100%; background: var(--accent); border-radius: 2px; transition: width 0.1s linear; pointer-events: none; }
.lb-time { font-size: 0.68rem; color: rgba(255,255,255,0.55); letter-spacing: 0.03em; white-space: nowrap; }

/* ─────────────────────────────────────────
   LOGIN SCREEN — Enterprise 2-panel
───────────────────────────────────────── */
.login-screen {
  position: fixed; inset: 0; z-index: 9999;
  display: flex; background: #07080f;
}

/* ── Left brand panel ── */
.login-brand {
  flex: 0 0 48%;
  display: flex; align-items: center; justify-content: center;
  padding: 48px;
  background: linear-gradient(145deg, #0a0c1a 0%, #0d1020 60%, #0f1428 100%);
  border-right: 1px solid rgba(255,255,255,0.055);
  position: relative; overflow: hidden;
}
.login-brand::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 30% 30%, rgba(99,179,237,0.12) 0%, transparent 65%),
    radial-gradient(ellipse 50% 60% at 75% 80%, rgba(129,140,248,0.10) 0%, transparent 65%);
  pointer-events: none;
}
/* Subtle animated orb */
.login-brand::after {
  content: '';
  position: absolute;
  width: 320px; height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99,179,237,0.08) 0%, transparent 70%);
  top: -80px; left: -80px;
  animation: loginOrb 8s ease-in-out infinite alternate;
}
@keyframes loginOrb {
  from { transform: translate(0,0) scale(1); }
  to   { transform: translate(60px, 80px) scale(1.15); }
}
.login-brand-inner {
  position: relative; z-index: 1;
  max-width: 380px; width: 100%;
}
.lb-logo {
  width: 68px; height: 68px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.lb-logo img { width: 44px; height: 44px; object-fit: contain; }
.lb-name {
  font-size: 2rem; font-weight: 700; color: #fff;
  letter-spacing: -0.04em; margin-bottom: 10px;
}
.lb-tagline {
  font-size: 0.95rem; color: rgba(255,255,255,0.5);
  line-height: 1.7; margin-bottom: 36px;
}
.lb-features { list-style: none; padding: 0; margin: 0 0 36px; display: flex; flex-direction: column; gap: 14px; }
.lb-features li { display: flex; align-items: center; gap: 10px; color: rgba(255,255,255,0.72); font-size: 0.875rem; }
.lb-check {
  width: 20px; height: 20px; flex-shrink: 0;
  background: rgba(99,179,237,0.15); border: 1px solid rgba(99,179,237,0.3);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  color: #63b3ed; font-size: 0.65rem; font-weight: 700;
}
.lb-badges { display: flex; gap: 8px; flex-wrap: wrap; }
.lb-badge {
  padding: 4px 12px; border-radius: 100px;
  font-size: 0.72rem; font-weight: 500;
  background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.55);
}

/* ── Right auth panel ── */
.login-panel {
  flex: 1;
  display: flex; align-items: center; justify-content: center;
  padding: 32px 24px;
  background: #07080f;
  overflow-y: auto;
}
.login-card {
  width: 100%; max-width: 400px;
  animation: fadeUp 0.5s var(--ease);
}

/* Card header */
.lc-header {
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 28px;
}
.lc-logo-sm {
  width: 44px; height: 44px; flex-shrink: 0;
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px; display: flex; align-items: center; justify-content: center;
}
.lc-logo-sm img { width: 28px; height: 28px; object-fit: contain; }
.lc-title { font-size: 1.4rem; font-weight: 700; color: #fff; margin: 0; letter-spacing: -0.03em; }
.lc-sub { font-size: 0.8rem; color: rgba(255,255,255,0.4); margin: 2px 0 0; }

/* Tabs */
.lc-tabs {
  display: flex; background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px; padding: 3px; margin-bottom: 20px;
}
.lc-tab {
  flex: 1; padding: 8px; border-radius: 8px;
  font-size: 0.85rem; font-weight: 500; cursor: pointer;
  border: none; background: transparent; color: rgba(255,255,255,0.45);
  transition: all 0.2s;
}
.lc-tab.active {
  background: rgba(255,255,255,0.1); color: #fff;
  box-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

/* Google button wrapper */
.g_id_signin {
  display: flex; justify-content: center;
  margin-bottom: 4px;
}

/* Divider */
.lc-divider {
  display: flex; align-items: center; gap: 12px;
  margin: 18px 0; color: rgba(255,255,255,0.2); font-size: 0.75rem;
}
.lc-divider::before, .lc-divider::after {
  content: ''; flex: 1; height: 1px; background: rgba(255,255,255,0.09);
}

/* Form */
.lc-form { display: flex; flex-direction: column; gap: 0; }
.lc-field { margin-bottom: 14px; }
.lc-label { display: block; font-size: 0.78rem; font-weight: 500; color: rgba(255,255,255,0.55); margin-bottom: 6px; }
.lc-input-wrap { position: relative; display: flex; align-items: center; }
.lc-icon {
  position: absolute; left: 13px; width: 16px; height: 16px;
  color: rgba(255,255,255,0.3); pointer-events: none; flex-shrink: 0;
}
.lc-input {
  width: 100%; padding: 11px 42px 11px 38px;
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px; color: #fff; font-size: 0.875rem;
  transition: border-color 0.2s, box-shadow 0.2s;
  box-sizing: border-box;
}
.lc-input::placeholder { color: rgba(255,255,255,0.22); }
.lc-input:focus {
  outline: none;
  border-color: rgba(99,179,237,0.5);
  box-shadow: 0 0 0 3px rgba(99,179,237,0.1);
  background: rgba(255,255,255,0.07);
}
.lc-eye {
  position: absolute; right: 11px;
  background: none; border: none; cursor: pointer;
  color: rgba(255,255,255,0.3); padding: 4px;
  display: flex; align-items: center;
  transition: color 0.15s;
}
.lc-eye:hover { color: rgba(255,255,255,0.7); }
.lc-eye svg { width: 16px; height: 16px; }

/* Primary button */
.lc-btn-primary {
  width: 100%; padding: 12px;
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  border: none; border-radius: 10px;
  color: #fff; font-size: 0.9rem; font-weight: 600;
  cursor: pointer; margin-top: 6px;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  transition: opacity 0.2s, transform 0.15s, box-shadow 0.2s;
  box-shadow: 0 4px 14px rgba(59,130,246,0.35);
}
.lc-btn-primary:hover { opacity: 0.9; transform: translateY(-1px); box-shadow: 0 6px 20px rgba(59,130,246,0.4); }
.lc-btn-primary:active { transform: translateY(0); }
.lc-btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* Spinner */
.lc-spinner {
  width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Error / success messages */
.lc-error {
  padding: 10px 13px; border-radius: 8px;
  font-size: 0.8rem; line-height: 1.5;
  margin-bottom: 10px;
  background: rgba(239,68,68,0.12); border: 1px solid rgba(239,68,68,0.25);
  color: #fca5a5;
}
.lc-error.success {
  background: rgba(52,211,153,0.12); border-color: rgba(52,211,153,0.25);
  color: #6ee7b7;
}

/* Links */
.lc-link {
  background: none; border: none; padding: 0;
  color: #60a5fa; font-size: 0.78rem; cursor: pointer;
  text-decoration: none; transition: color 0.15s;
}
.lc-link:hover { color: #93c5fd; }

/* Footer */
.lc-footer {
  margin-top: 20px; font-size: 0.7rem;
  color: rgba(255,255,255,0.25); text-align: center; line-height: 1.7;
}

/* ── Responsive: mobile stacks vertically ── */
@media (max-width: 768px) {
  .login-brand { display: none; }
  .login-screen { background: #07080f; }
  .login-panel { padding: 24px 20px; }
  .login-card { max-width: 100%; }
}

/* ─────────────────────────────────────────
   CHAT ATTACHMENTS
───────────────────────────────────────── */
.msg-attachments { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 7px; }
.chat-media-card { width: 200px; height: 130px; border-radius: var(--r-md); overflow: hidden; border: 1px solid var(--border); cursor: pointer; position: relative; background: #000; transition: border-color 0.2s, box-shadow 0.2s; }
.chat-media-card:hover { border-color: rgba(99,179,237,0.3); box-shadow: 0 6px 20px rgba(0,0,0,0.4); }
.chat-media-card img, .chat-media-card video { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
.chat-media-card:hover img, .chat-media-card:hover video { transform: scale(1.04); }
/* video overlay on attachment thumbnail */
.chat-video-overlay { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 50%); transition: background 0.2s; }
.chat-media-card:hover .chat-video-overlay { background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.25) 100%); }
.chat-video-play { width: 44px; height: 44px; border-radius: 50%; background: rgba(255,255,255,0.18); backdrop-filter: blur(6px); border: 1.5px solid rgba(255,255,255,0.35); display: flex; align-items: center; justify-content: center; transition: transform 0.2s, background 0.2s; }
.chat-media-card:hover .chat-video-play { transform: scale(1.08); background: rgba(255,255,255,0.28); }
.chat-video-badge { position: absolute; bottom: 7px; left: 8px; display: flex; align-items: center; gap: 4px; font-size: 0.65rem; font-weight: 600; color: rgba(255,255,255,0.85); letter-spacing: 0.03em; }
.chat-file-card { display: flex; align-items: center; gap: 9px; padding: 9px 12px; background: rgba(255,255,255,0.03); border: 1px solid var(--border); border-radius: var(--r-md); text-decoration: none; transition: background var(--t-fast), border-color var(--t-fast); min-width: 175px; }
.chat-file-card:hover { background: var(--bg-hover); border-color: var(--accent); }
.cfc-icon { font-size: 1.35rem; }
.cfc-info { display: flex; flex-direction: column; }
.cfc-name { font-size: 0.855rem; font-weight: 500; color: var(--text-1); }
.cfc-type { font-size: 0.7rem; color: var(--text-3); }

/* ─────────────────────────────────────────
   GENERATED VIDEO PLAYER (inline)
───────────────────────────────────────── */
.gen-video-player { position: relative; display: inline-block; cursor: pointer; border-radius: var(--r-md); overflow: hidden; max-width: 100%; width: 450px; box-shadow: 0 14px 40px rgba(0,0,0,0.4); border: 1px solid var(--border); }
@media (max-width: 600px) { .gen-video-player { width: 100%; } }
.gen-video-thumb { width: 100%; height: auto; display: block; aspect-ratio: 16/9; object-fit: cover; background: #000; }
.gen-video-overlay { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; background: rgba(0,0,0,0.28); transition: background 0.2s; }
.gen-video-player:hover .gen-video-overlay { background: rgba(0,0,0,0.45); }
.gen-video-overlay.playing { background: transparent; }
.gen-video-overlay.playing:hover { background: rgba(0,0,0,0.2); }
.gen-video-play-btn { width: 56px; height: 56px; border-radius: 50%; background: rgba(255,255,255,0.15); backdrop-filter: blur(8px); border: 2px solid rgba(255,255,255,0.4); display: flex; align-items: center; justify-content: center; transition: transform 0.2s, background 0.2s; }
.gen-video-player:hover .gen-video-play-btn { transform: scale(1.1); background: rgba(255,255,255,0.25); }
.gen-video-hint { font-size: 0.72rem; color: rgba(255,255,255,0.7); background: rgba(0,0,0,0.45); backdrop-filter: blur(4px); padding: 3px 10px; border-radius: 20px; letter-spacing: 0.02em; pointer-events: none; }
.gen-video-overlay.playing .gen-video-hint { display: none; }

/* ─────────────────────────────────────────
   COOKIE BANNER & TOAST
───────────────────────────────────────── */
.cookie-banner { position: fixed; bottom: 16px; left: 16px; right: 16px; max-width: 1080px; margin: 0 auto; background: rgba(9,10,18,0.97); backdrop-filter: blur(18px); border: 1px solid rgba(255,255,255,0.08); border-radius: 14px; padding: 20px; z-index: 9999; display: none; flex-direction: column; gap: 16px; box-shadow: 0 10px 40px rgba(0,0,0,0.5); animation: slideUp 0.4s var(--ease); }
.cookie-banner.show { display: flex; }
@media (min-width: 768px) { .cookie-banner { flex-direction: row; align-items: flex-start; padding: 20px 26px; } .cb-icon { margin-top: 3px; } .cb-content { flex: 1; margin: 0 20px 0 13px; } .cb-actions { flex-direction: row; align-items: center; } }
.cb-icon { color: var(--accent); background: var(--accent-soft); width: 36px; height: 36px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.cb-title { font-size: 0.92rem; font-weight: 600; color: var(--text-1); margin-bottom: 4px; }
.cb-text { font-size: 0.8rem; color: var(--text-2); line-height: 1.6; }
.cb-link { color: var(--accent); text-decoration: underline; cursor: pointer; }
.cb-actions { display: flex; gap: 8px; flex-wrap: wrap; flex-shrink: 0; }
.cb-btn { padding: 8px 15px; border-radius: 8px; font-size: 0.8rem; font-weight: 500; cursor: pointer; transition: all 0.18s; white-space: nowrap; }
.cb-btn.text { background: transparent; color: var(--text-3); }
.cb-btn.text:hover { color: var(--text-1); text-decoration: underline; }
.cb-btn.outline { border: 1px solid var(--border-hover); color: var(--text-1); background: transparent; }
.cb-btn.outline:hover { background: rgba(255,255,255,0.04); }
.cb-btn.primary { background: var(--text-1); color: var(--bg-base); font-weight: 600; }
.cb-btn.primary:hover { background: #fff; }

.toast-container { position: fixed; top: 18px; left: 50%; transform: translateX(-50%); z-index: 10000; display: flex; flex-direction: column; gap: 8px; pointer-events: none; }
.toast { background: rgba(11,13,21,0.94); backdrop-filter: blur(14px); border: 1px solid var(--border-hover); padding: 10px 20px; border-radius: var(--r-lg); color: var(--text-1); font-size: 0.875rem; box-shadow: 0 14px 40px rgba(0,0,0,0.4); display: flex; align-items: center; gap: 9px; animation: fadeUp 0.26s var(--ease); pointer-events: auto; }
.toast.error { border-left: 3px solid #f87171; }
@keyframes slideUp { from { transform: translateY(100%); } to { transform: translateY(0); } }

/* ─────────────────────────────────────────
   SPLASH SCREEN
───────────────────────────────────────── */
.splash-screen {
  position: fixed; inset: 0; background: #060711; z-index: 99999;
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.8s var(--ease), visibility 0.8s;
  background-image: radial-gradient(circle at 50% 50%, rgba(99,179,237,0.12) 0%, transparent 70%);
}
.splash-screen.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.splash-content { text-align: center; animation: fadeUp 0.8s var(--ease); }
.splash-logo { width: 90px; height: 90px; margin: 0 auto 24px; position: relative; }
.splash-logo img { width: 100%; height: 100%; object-fit: contain; filter: drop-shadow(0 0 25px rgba(99,179,237,0.45)); }
.splash-logo::after { content: ''; position: absolute; inset: -15px; background: var(--accent); opacity: 0.1; filter: blur(30px); border-radius: 50%; animation: pulse 2s infinite; }
.splash-title { font-size: 2.2rem; font-weight: 700; color: #fff; margin-bottom: 32px; letter-spacing: -0.04em; text-shadow: 0 4px 20px rgba(0,0,0,0.5); }
.splash-loader-bar { width: 180px; height: 3px; background: rgba(255,255,255,0.05); border-radius: 4px; margin: 0 auto; overflow: hidden; position: relative; }
.splash-progress { position: absolute; top: 0; left: 0; height: 100%; width: 40%; background: linear-gradient(90deg, transparent, var(--accent), var(--accent-2), transparent); border-radius: 4px; animation: splashProgress 1.8s infinite var(--ease); }
@keyframes splashProgress { 0% { left: -30%; } 50% { left: 100%; } 100% { left: 100%; } }

/* ─────────────────────────────────────────
   MISC
───────────────────────────────────────── */
.error-msg { color: #f87171; font-size: 0.855rem; background: rgba(248,113,113,0.08); border: 1px solid rgba(248,113,113,0.2); padding: 9px 13px; border-radius: var(--r-md); margin: 8px 0; }
.text-red { color: #f87171; }
.sparkle-icon { display: inline-block; }
mark.search-highlight {
  background: rgba(99,179,237,0.22); color: #93c5fd;
  border-radius: 3px; padding: 0 1px; font-style: normal;
}

/* ─────────────────────────────────────────
   IMAGE OPTIONS BAR
───────────────────────────────────────── */
.img-opts-bar {
  padding: 8px 14px 6px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  display: flex; align-items: center; gap: 0; flex-wrap: wrap;
  animation: fadeIn 0.2s ease;
  background: rgba(255,255,255,0.015);
  border-radius: 14px 14px 0 0;
}
.img-opts-section {
  display: flex; align-items: center; gap: 7px; flex-wrap: wrap;
  padding: 2px 0;
}
.img-opts-label {
  font-size: 0.68rem; font-weight: 600; color: rgba(255,255,255,0.3);
  text-transform: uppercase; letter-spacing: 0.07em;
  white-space: nowrap; flex-shrink: 0;
}
.img-opts-group {
  display: flex; gap: 4px; flex-wrap: wrap;
}
.img-opt-btn {
  display: flex; align-items: center; gap: 4px;
  padding: 4px 9px; border-radius: 7px;
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.5); font-size: 0.72rem; cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  white-space: nowrap; line-height: 1;
}
.img-opt-btn svg { flex-shrink: 0; }
.img-opt-btn:hover {
  background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.85);
  border-color: rgba(255,255,255,0.18);
}
.img-opt-btn.active {
  background: rgba(59,130,246,0.18); border-color: rgba(59,130,246,0.45);
  color: #93c5fd; font-weight: 600;
}
.img-opts-divider {
  width: 1px; height: 22px; background: rgba(255,255,255,0.08);
  margin: 0 10px; flex-shrink: 0;
}

@media (max-width: 600px) {
  .img-opts-bar { padding: 7px 10px 5px; gap: 6px; }
  .img-opts-divider { display: none; }
  .img-opt-btn { padding: 4px 7px; font-size: 0.68rem; }
}

/* ─────────────────────────────────────────
   LEGAL MODALS (Terms & Privacy)
───────────────────────────────────────── */
.legal-overlay {
  position: fixed; inset: 0; z-index: 10000;
  background: rgba(0,0,0,0.75); backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  opacity: 0; pointer-events: none;
  transition: opacity 0.25s ease;
}
.legal-overlay.open {
  opacity: 1; pointer-events: all;
}
.legal-modal {
  width: 100%; max-width: 780px; max-height: 90vh;
  background: #0d0f1c; border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  display: flex; flex-direction: column;
  box-shadow: 0 32px 80px rgba(0,0,0,0.7);
  transform: translateY(20px);
  transition: transform 0.3s var(--ease);
  overflow: hidden;
}
.legal-overlay.open .legal-modal {
  transform: translateY(0);
}

/* Header */
.legal-header {
  display: flex; align-items: center; gap: 16px;
  padding: 24px 28px; border-bottom: 1px solid rgba(255,255,255,0.07);
  flex-shrink: 0;
}
.legal-header-icon {
  width: 44px; height: 44px; flex-shrink: 0;
  background: rgba(99,179,237,0.12); border: 1px solid rgba(99,179,237,0.25);
  border-radius: 12px; display: flex; align-items: center; justify-content: center;
  color: #63b3ed;
}
.legal-title {
  font-size: 1.15rem; font-weight: 700; color: #fff; margin: 0; letter-spacing: -0.02em;
}
.legal-meta {
  font-size: 0.72rem; color: rgba(255,255,255,0.35); margin: 3px 0 0;
}
.legal-close {
  margin-left: auto; flex-shrink: 0;
  width: 34px; height: 34px; border-radius: 8px;
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.5); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.15s, color 0.15s;
}
.legal-close:hover { background: rgba(255,255,255,0.12); color: #fff; }

/* Table of contents */
.legal-toc {
  padding: 14px 28px; border-bottom: 1px solid rgba(255,255,255,0.06);
  display: flex; align-items: center; gap: 0; flex-wrap: wrap;
  background: rgba(255,255,255,0.02); flex-shrink: 0;
}
.legal-toc-title {
  font-size: 0.7rem; font-weight: 600; color: rgba(255,255,255,0.3);
  text-transform: uppercase; letter-spacing: 0.08em;
  margin: 0 12px 0 0; flex-shrink: 0;
}
.legal-toc-link {
  font-size: 0.72rem; color: rgba(255,255,255,0.45);
  text-decoration: none; padding: 3px 8px; border-radius: 5px;
  transition: background 0.15s, color 0.15s; white-space: nowrap;
}
.legal-toc-link:hover { background: rgba(255,255,255,0.08); color: #fff; }

/* Scrollable body */
.legal-body {
  flex: 1; overflow-y: auto; padding: 28px 28px 12px;
  scroll-behavior: smooth;
}
.legal-body::-webkit-scrollbar { width: 5px; }
.legal-body::-webkit-scrollbar-track { background: transparent; }
.legal-body::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.12); border-radius: 10px; }

/* Intro highlight box */
.legal-intro-box {
  padding: 16px 18px; border-radius: 12px;
  background: rgba(99,179,237,0.07); border: 1px solid rgba(99,179,237,0.2);
  color: rgba(255,255,255,0.8); font-size: 0.85rem; line-height: 1.7;
  margin-bottom: 28px;
}

/* Section heading */
.legal-h3 {
  font-size: 0.95rem; font-weight: 700; color: #fff;
  margin: 0 0 12px; padding-top: 24px; letter-spacing: -0.01em;
}
section:first-child .legal-h3 { padding-top: 0; }

/* Body text */
.legal-body p {
  font-size: 0.845rem; color: rgba(255,255,255,0.62);
  line-height: 1.75; margin: 0 0 12px;
}

/* Lists */
.legal-list {
  padding-left: 0; list-style: none;
  display: flex; flex-direction: column; gap: 7px;
  margin: 0 0 14px;
}
.legal-list li {
  font-size: 0.845rem; color: rgba(255,255,255,0.62);
  line-height: 1.65; padding-left: 18px; position: relative;
}
.legal-list li::before {
  content: '·'; position: absolute; left: 4px;
  color: #63b3ed; font-weight: 700; font-size: 1.1em;
}

/* Callout boxes */
.legal-callout {
  padding: 13px 16px; border-radius: 10px;
  font-size: 0.82rem; line-height: 1.65;
  margin: 14px 0;
}
.legal-callout.info {
  background: rgba(99,179,237,0.08); border: 1px solid rgba(99,179,237,0.2);
  color: rgba(255,255,255,0.7);
}
.legal-callout.warning {
  background: rgba(251,191,36,0.08); border: 1px solid rgba(251,191,36,0.2);
  color: rgba(255,255,255,0.7);
}

/* Data sharing table */
.legal-data-table {
  border-radius: 10px; overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
}
.ldt-row {
  display: grid; grid-template-columns: 1fr 1.5fr 1.5fr;
  gap: 0;
}
.ldt-row > div {
  padding: 10px 14px; font-size: 0.8rem;
  color: rgba(255,255,255,0.6); border-right: 1px solid rgba(255,255,255,0.06);
}
.ldt-row > div:last-child { border-right: none; }
.ldt-row + .ldt-row { border-top: 1px solid rgba(255,255,255,0.06); }
.ldt-head { background: rgba(255,255,255,0.04); }
.ldt-head > div { color: rgba(255,255,255,0.4); font-weight: 600; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em; }

/* Contact box */
.legal-contact-box {
  padding: 16px 18px; border-radius: 12px;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08);
  font-size: 0.85rem; color: rgba(255,255,255,0.7);
  line-height: 1.8; margin: 14px 0;
}

/* Footer bar */
.legal-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 28px; border-top: 1px solid rgba(255,255,255,0.07);
  flex-shrink: 0; gap: 12px;
  background: rgba(255,255,255,0.02);
}
.legal-footer span {
  font-size: 0.75rem; color: rgba(255,255,255,0.3);
}
.legal-accept-btn {
  padding: 9px 22px; border-radius: 8px;
  background: linear-gradient(135deg,#3b82f6,#2563eb); border: none;
  color: #fff; font-size: 0.85rem; font-weight: 600; cursor: pointer;
  transition: opacity 0.2s, transform 0.15s;
  box-shadow: 0 3px 12px rgba(59,130,246,0.3);
}
.legal-accept-btn:hover { opacity: 0.9; transform: translateY(-1px); }

/* Responsive */
@media (max-width: 600px) {
  .legal-modal { border-radius: 16px; max-height: 95vh; }
  .legal-header { padding: 18px 18px; gap: 12px; }
  .legal-body { padding: 20px 18px 12px; }
  .legal-footer { padding: 14px 18px; }
  .legal-toc { padding: 10px 18px; gap: 2px; }
  .ldt-row { grid-template-columns: 1fr 1fr; }
  .ldt-row > div:nth-child(3) { display: none; }
}