/* GSM Mortgage Calculator — floating AI assistant widget.
   Self-contained styles; brand palette matches the calculator. Dark mode keys
   off the same [data-theme="dark"] attribute the calculator sets on <html>. */

:root {
  --gsmc-brand: #0a3d91;
  --gsmc-brand-lt: #3a8dde;
  --gsmc-bg: #ffffff;
  --gsmc-panel: #ffffff;
  --gsmc-text: #1a1f36;
  --gsmc-muted: #6b7280;
  --gsmc-border: #e8eef9;
  --gsmc-bot-bubble: #f4f7fc;
  --gsmc-user-bubble: #0a3d91;
  --gsmc-user-text: #ffffff;
  --gsmc-shadow: 0 12px 40px rgba(10, 32, 64, 0.22);
}

[data-theme="dark"] {
  --gsmc-bg: #131a2b;
  --gsmc-panel: #1a2236;
  --gsmc-text: #e7ecf6;
  --gsmc-muted: #9aa6bd;
  --gsmc-border: #2a3550;
  --gsmc-bot-bubble: #222c44;
  --gsmc-user-bubble: #3a8dde;
  --gsmc-user-text: #0b1220;
  --gsmc-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

/* Launcher button */
.gsmc-launcher {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 2147483000;
  display: flex;
  align-items: center;
  gap: 9px;
  border: none;
  border-radius: 999px;
  padding: 13px 20px 13px 17px;
  background: var(--gsmc-brand);
  color: #fff;
  font: 600 15px/1 Arial, Helvetica, sans-serif;
  cursor: pointer;
  box-shadow: var(--gsmc-shadow);
  transition: transform 0.15s ease, background 0.15s ease;
}
.gsmc-launcher:hover { transform: translateY(-2px); background: #0c4aad; }
.gsmc-launcher svg { width: 22px; height: 22px; flex: none; }
.gsmc-launcher.gsmc-hidden { display: none; }

/* Panel */
.gsmc-panel {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 2147483001;
  width: 374px;
  max-width: calc(100vw - 32px);
  height: 560px;
  max-height: calc(100vh - 40px);
  display: none;
  flex-direction: column;
  background: var(--gsmc-panel);
  color: var(--gsmc-text);
  border: 1px solid var(--gsmc-border);
  border-radius: 16px;
  box-shadow: var(--gsmc-shadow);
  overflow: hidden;
  font-family: Arial, Helvetica, sans-serif;
}
.gsmc-panel.gsmc-open { display: flex; animation: gsmc-pop 0.18s ease; }
@keyframes gsmc-pop { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

/* Header */
.gsmc-header {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 15px 16px;
  background: var(--gsmc-brand);
  color: #fff;
}
.gsmc-avatar {
  width: 36px; height: 36px; flex: none;
  border-radius: 50%;
  background: #ffffff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 16px; color: var(--gsmc-brand);
  overflow: hidden;
}
.gsmc-logo { width: 100%; height: 100%; object-fit: contain; display: block; }
.gsmc-htext { flex: 1; min-width: 0; }
.gsmc-htitle { font-size: 15px; font-weight: 700; }
.gsmc-hsub { font-size: 12px; opacity: 0.85; margin-top: 1px; }
.gsmc-clear {
  background: none; border: none; color: #fff; cursor: pointer;
  opacity: 0.8; padding: 4px; display: flex; align-items: center;
}
.gsmc-clear svg { width: 18px; height: 18px; }
.gsmc-clear:hover { opacity: 1; }
.gsmc-close {
  background: none; border: none; color: #fff; cursor: pointer;
  font-size: 22px; line-height: 1; opacity: 0.85; padding: 4px;
}
.gsmc-close:hover { opacity: 1; }

/* Messages */
.gsmc-body {
  flex: 1; overflow-y: auto;
  padding: 16px 14px;
  display: flex; flex-direction: column; gap: 10px;
  background: var(--gsmc-bg);
}
.gsmc-msg { max-width: 84%; padding: 10px 13px; border-radius: 14px; font-size: 14px; line-height: 1.45; white-space: pre-wrap; word-wrap: break-word; }
.gsmc-msg.bot { align-self: flex-start; background: var(--gsmc-bot-bubble); color: var(--gsmc-text); border-bottom-left-radius: 4px; }
.gsmc-msg.user { align-self: flex-end; background: var(--gsmc-user-bubble); color: var(--gsmc-user-text); border-bottom-right-radius: 4px; }
.gsmc-msg a { color: inherit; }

.gsmc-lead-note {
  align-self: center;
  font-size: 12.5px;
  color: var(--gsmc-muted);
  background: var(--gsmc-bot-bubble);
  border: 1px solid var(--gsmc-border);
  border-radius: 10px;
  padding: 7px 12px;
  text-align: center;
}
.gsmc-lead-note strong { color: #1c8a5a; }

/* Typing dots */
.gsmc-typing { align-self: flex-start; display: flex; gap: 4px; padding: 12px 14px; background: var(--gsmc-bot-bubble); border-radius: 14px; border-bottom-left-radius: 4px; }
.gsmc-typing span { width: 7px; height: 7px; border-radius: 50%; background: var(--gsmc-muted); opacity: 0.5; animation: gsmc-blink 1.2s infinite; }
.gsmc-typing span:nth-child(2) { animation-delay: 0.2s; }
.gsmc-typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes gsmc-blink { 0%, 60%, 100% { opacity: 0.25; } 30% { opacity: 0.9; } }

/* Suggestion chips */
.gsmc-chips { display: flex; flex-wrap: wrap; gap: 7px; padding: 0 14px 6px; background: var(--gsmc-bg); }
.gsmc-chip {
  border: 1px solid var(--gsmc-border);
  background: var(--gsmc-panel);
  color: var(--gsmc-brand);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 12.5px;
  cursor: pointer;
  font-family: inherit;
}
[data-theme="dark"] .gsmc-chip { color: var(--gsmc-brand-lt); }
.gsmc-chip:hover { border-color: var(--gsmc-brand-lt); }
.gsmc-chip-primary { background: var(--gsmc-brand); color: #fff; border-color: var(--gsmc-brand); font-weight: 700; }
[data-theme="dark"] .gsmc-chip-primary { color: #fff; }
.gsmc-chip-primary:hover { background: #0c4aad; border-color: #0c4aad; }
.gsmc-chip-toggle { background: var(--gsmc-bot-bubble); font-weight: 600; }
.gsmc-chip-toggle:hover { border-color: var(--gsmc-brand-lt); }

/* Scripted-mode contact form */
.gsmc-cf {
  align-self: stretch;
  background: var(--gsmc-bot-bubble);
  border: 1px solid var(--gsmc-border);
  border-radius: 14px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.gsmc-cf-title { font-size: 14px; font-weight: 700; color: var(--gsmc-text); }
.gsmc-cf-intro { font-size: 12.5px; color: var(--gsmc-muted); line-height: 1.4; margin-bottom: 2px; }
.gsmc-cf-input {
  border: 1px solid var(--gsmc-border); border-radius: 9px;
  padding: 9px 11px; font: 14px/1.3 Arial, Helvetica, sans-serif;
  background: var(--gsmc-bg); color: var(--gsmc-text);
}
.gsmc-cf-input:focus { outline: none; border-color: var(--gsmc-brand-lt); }
.gsmc-cf-send {
  margin-top: 2px; border: none; border-radius: 9px; cursor: pointer;
  background: var(--gsmc-brand); color: #fff; font: 700 14px/1 Arial, Helvetica, sans-serif;
  padding: 11px;
}
.gsmc-cf-send:hover { background: #0c4aad; }
.gsmc-cf-send:disabled { opacity: 0.6; cursor: default; }
.gsmc-cf-msg { font-size: 12.5px; color: var(--gsmc-muted); min-height: 1px; }
.gsmc-cf-msg.err { color: #d6453c; }

/* Composer */
.gsmc-composer { display: flex; gap: 8px; padding: 12px; border-top: 1px solid var(--gsmc-border); background: var(--gsmc-panel); }
.gsmc-input {
  flex: 1; resize: none; border: 1px solid var(--gsmc-border); border-radius: 10px;
  padding: 10px 12px; font: 14px/1.4 Arial, Helvetica, sans-serif;
  background: var(--gsmc-bg); color: var(--gsmc-text); max-height: 96px;
}
.gsmc-input:focus { outline: none; border-color: var(--gsmc-brand-lt); }
.gsmc-send {
  flex: none; width: 42px; border: none; border-radius: 10px; cursor: pointer;
  background: var(--gsmc-brand); color: #fff; display: flex; align-items: center; justify-content: center;
}
.gsmc-send:hover { background: #0c4aad; }
.gsmc-send:disabled { opacity: 0.5; cursor: default; }
.gsmc-send svg { width: 19px; height: 19px; }

.gsmc-disclaimer { font-size: 10.5px; color: var(--gsmc-muted); text-align: center; padding: 0 12px 10px; background: var(--gsmc-panel); line-height: 1.4; }

@media (max-width: 480px) {
  .gsmc-panel { right: 8px; bottom: 8px; width: calc(100vw - 16px); height: calc(100vh - 24px); }
  .gsmc-launcher { right: 14px; bottom: 14px; }
  .gsmc-launcher .gsmc-launcher-label { display: none; }
  .gsmc-launcher { padding: 14px; }
}
