/* system fonts – no external dependencies */

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

body {
  height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: #fff;
  display: flex;
  align-items: stretch;
  justify-content: center;
  overflow: hidden;
}

/* ─── Background ─── */

.titan-background {
  position: fixed;
  inset: -10% 0;
  height: 120%;
  background: linear-gradient(-180deg, #000000 0%, #200835 100%);
  z-index: 0;
  overflow: hidden;
}

.stars { position: absolute; top: 0; width: 300vw; height: 100vh; background-repeat: repeat; background-size: contain; transform-origin: top left; }
.stars-L { background-image: url("assets/stars-L.svg"); background-size: 890px; height: 750px; animation: pan 200s linear infinite alternate; }
.stars-M { background-image: url("assets/stars-M.svg"); background-size: 600px; height: 530px; animation: pan 300s linear infinite alternate; }
.stars-S { background-image: url("assets/stars-S.svg"); background-size: 450px; height: 370px; animation: pan 400s linear infinite alternate; }

@keyframes pan {
  from { transform: translate(-20%, 0%); }
  to   { transform: translate(-80%, -40%); }
}

/* ─── App layout ─── */

.app-container {
  position: relative; z-index: 1;
  width: 95%; max-width: 580px;
  display: flex; flex-direction: column;
  gap: 16px; padding: 32px 0 20px; height: 100vh;
}

/* ─── Header ─── */

.app-header { text-align: center; }

.header-top {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  position: relative;
}

.mia-title {
  font-size: clamp(64px, 18vw, 96px); font-weight: 900; letter-spacing: -4px;
  color: #020103; background: #9b00f5; display: inline-block;
  padding: 0 20px; line-height: 1.05; text-transform: uppercase;
}

.header-actions {
  position: absolute;
  right: 0;
  display: flex;
  gap: 6px;
  align-items: center;
}

.clear-btn {
  background: transparent;
  border: 1px solid rgba(155,0,245,0.35);
  border-radius: 8px;
  color: rgba(255,255,255,0.45);
  font-size: 18px;
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.clear-btn:hover { color: #fff; border-color: #9b00f5; background: rgba(155,0,245,0.15); }

.mia-subtitle {
  margin-top: 12px;
  font-size: 16px; font-weight: 300;
  color: rgba(255,255,255,0.55); letter-spacing: 0.05em;
}

.affection-label {
  display: inline-block;
  margin-top: 8px;
  font-size: 11px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 3px 10px; border-radius: 20px;
  cursor: pointer;
  transition: background 0.5s, color 0.5s, border-color 0.5s;
}
.affection--ny   { background: rgba(155,0,245,0.12); border: 1px solid rgba(155,0,245,0.3); color: rgba(155,0,245,0.8); }
.affection--varm { background: rgba(245,100,0,0.12); border: 1px solid rgba(245,100,0,0.4); color: rgba(255,140,60,0.9); }
.affection--dyb  { background: rgba(220,0,100,0.14); border: 1px solid rgba(220,0,100,0.45); color: rgba(255,80,160,0.95); }

/* ─── Chat ─── */

.header-meta { display: flex; align-items: center; justify-content: center; gap: 10px; margin-top: 10px; min-height: 24px; }

.affection-badge {
  font-size: 12px; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase;
  color: rgba(155,0,245,0.9); border: 1px solid rgba(155,0,245,0.4);
  border-radius: 20px; padding: 2px 10px; background: rgba(155,0,245,0.08);
  transition: opacity 0.3s;
}
.affection-badge:empty { display: none; }

.clear-btn {
  font-family: inherit; font-size: 12px; font-weight: 500; letter-spacing: 0.06em;
  color: rgba(255,255,255,0.35); background: transparent;
  border: 1px solid rgba(255,255,255,0.15); border-radius: 20px; padding: 2px 12px;
  cursor: pointer; transition: color 0.2s, border-color 0.2s;
}
.clear-btn:hover { color: rgba(255,255,255,0.7); border-color: rgba(255,255,255,0.4); }

.chat-window { flex: 1; overflow: hidden; display: flex; flex-direction: column; }

.chat-log {
  flex: 1; overflow-y: auto; display: flex; flex-direction: column;
  gap: 10px; padding: 8px 4px 4px; scroll-behavior: smooth;
}
.chat-log::-webkit-scrollbar { width: 4px; }
.chat-log::-webkit-scrollbar-track { background: transparent; }
.chat-log::-webkit-scrollbar-thumb { background: rgba(155,0,245,0.35); border-radius: 2px; }

.bubble {
  max-width: 80%; padding: 12px 16px; border-radius: 16px;
  font-size: 16px; line-height: 1.55; word-break: break-word;
  animation: pop-in 0.18s ease-out;
}
@keyframes pop-in {
  from { opacity: 0; transform: scale(0.93) translateY(6px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.bubble--mia {
  align-self: flex-start;
  background: rgba(44,37,44,0.82); border: 1px solid rgba(155,0,245,0.45);
  border-bottom-left-radius: 4px; backdrop-filter: blur(6px);
  color: rgba(255,255,255,0.92);
}
.bubble--user {
  align-self: flex-end; background: #9b00f5;
  border-bottom-right-radius: 4px; color: #fff;
}
.bubble--typing {
  align-self: flex-start; background: rgba(44,37,44,0.6);
  border: 1px solid rgba(155,0,245,0.3); border-bottom-left-radius: 4px;
  backdrop-filter: blur(6px); padding: 12px 20px;
}
.bubble--history { animation: none; opacity: 0.65; }

.dot-flashing { display: flex; gap: 5px; align-items: center; height: 14px; }
.dot-flashing span {
  width: 7px; height: 7px; border-radius: 50%;
  background: rgba(155,0,245,0.7); animation: blink 1.2s ease-in-out infinite;
}
.dot-flashing span:nth-child(2) { animation-delay: 0.2s; }
.dot-flashing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes blink {
  0%, 80%, 100% { opacity: 0.2; transform: scale(0.8); }
  40%           { opacity: 1;   transform: scale(1);   }
}

/* ─── Voice status ─── */

.voice-status {
  min-height: 20px;
  font-size: 12px; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase;
  color: rgba(255,255,255,0.4); text-align: center;
  transition: color 0.3s, opacity 0.3s;
}
.voice-status.status--listening { color: #e040fb; }
.voice-status.status--speaking  { color: rgba(155,0,245,0.7); }

/* ─── Input ─── */

.input-row { display: flex; gap: 8px; align-items: center; }

.chat-input {
  flex: 1; font-family: inherit; font-size: 16px; color: #fff;
  background: rgba(44,37,44,0.75); border: 1px solid rgba(155,0,245,0.4);
  border-radius: 10px; padding: 14px 18px; outline: none;
  backdrop-filter: blur(6px); transition: border-color 0.2s, background 0.2s;
}
.chat-input::placeholder { color: rgba(255,255,255,0.35); }
.chat-input:focus { border-color: #9b00f5; background: rgba(44,37,44,0.9); }
.chat-input:disabled { opacity: 0.4; cursor: not-allowed; }
.chat-input.input--listening {
  border-color: #e040fb;
  background: rgba(44,37,44,0.92);
}

/* ─── Icon buttons (mic + file) ─── */

.icon-btn {
  flex-shrink: 0;
  width: 46px; height: 46px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(44,37,44,0.75); border: 1px solid rgba(155,0,245,0.35);
  border-radius: 10px; cursor: pointer; color: rgba(255,255,255,0.5);
  transition: color 0.2s, border-color 0.2s, background 0.2s;
  backdrop-filter: blur(6px);
  position: relative; overflow: visible;
  padding: 0;
}
.icon-btn svg { width: 18px; height: 18px; }
.icon-btn:hover:not(:disabled) { color: #fff; border-color: #9b00f5; background: rgba(155,0,245,0.15); }
.icon-btn:disabled { opacity: 0.35; cursor: not-allowed; }

/* File button */
.file-btn { text-decoration: none; }

/* Mic button */
.mic-btn { position: relative; }

.mic-ring {
  position: absolute; inset: -3px;
  border-radius: 13px;
  border: 2px solid transparent;
  transition: border-color 0.2s;
  pointer-events: none;
}
.mic-btn.mic--listening {
  color: #e040fb;
  border-color: #e040fb;
  background: rgba(224,64,251,0.12);
}
.mic-btn.mic--listening .mic-ring {
  border-color: rgba(224,64,251,0.5);
  animation: mic-pulse 1.4s ease-in-out infinite;
}
.mic-btn.mic--speaking {
  color: rgba(155,0,245,0.8);
  border-color: rgba(155,0,245,0.5);
}
.mic-btn.mic--live {
  color: #9b00f5;
  border-color: #9b00f5;
  background: rgba(155,0,245,0.15);
  box-shadow: 0 0 0 2px rgba(155,0,245,0.25);
}
.mic-btn.mic--live::after {
  content: "LIVE";
  position: absolute;
  bottom: -8px; left: 50%;
  transform: translateX(-50%);
  font-size: 7px; font-weight: 800;
  color: #9b00f5; letter-spacing: 0.1em;
  background: rgba(18,10,22,0.9);
  padding: 1px 3px; border-radius: 3px;
}
@keyframes mic-pulse {
  0%, 100% { transform: scale(1);   opacity: 0.6; }
  50%       { transform: scale(1.2); opacity: 0.2; }
}

.send-btn {
  font-family: inherit; font-size: 15px; font-weight: 600; color: #fff;
  background: #9b00f5; border: none; border-radius: 10px; padding: 14px 22px;
  cursor: pointer; letter-spacing: 0.04em;
  transition: background 0.2s, transform 0.1s; white-space: nowrap;
  flex-shrink: 0;
}
.send-btn:hover:not(:disabled)  { background: #b520ff; }
.send-btn:active:not(:disabled) { transform: scale(0.96); }
.send-btn:disabled              { opacity: 0.4; cursor: not-allowed; }

/* ─── User uploaded image ─── */

.bubble--user-image {
  align-self: flex-end;
  max-width: 72%; padding: 6px; border-radius: 14px;
  background: #9b00f5; border-bottom-right-radius: 4px;
  display: flex; flex-direction: column; gap: 4px;
  animation: pop-in 0.18s ease-out;
}
.user-uploaded-img {
  width: 100%; max-width: 280px; border-radius: 10px; display: block;
}
.bubble--user-file {
  align-self: flex-end;
  background: rgba(155,0,245,0.7); border: 1px solid rgba(155,0,245,0.5);
  border-bottom-right-radius: 4px;
  font-size: 14px; color: rgba(255,255,255,0.9);
  display: flex; align-items: center; gap: 8px; padding: 10px 14px;
  border-radius: 12px; animation: pop-in 0.18s ease-out;
}
.file-icon { font-size: 18px; }

/* ─── Code blocks ─── */

.bubble--mia .code-block {
  width: 100%; max-width: 520px;
  background: rgba(10,5,18,0.92);
  border: 1px solid rgba(155,0,245,0.3);
  border-radius: 10px; overflow: hidden;
  margin: 6px 0; font-size: 13px;
}
.code-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 6px 12px;
  background: rgba(155,0,245,0.12);
  border-bottom: 1px solid rgba(155,0,245,0.2);
}
.code-lang {
  font-size: 11px; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: rgba(155,0,245,0.8);
}
.copy-btn {
  font-family: inherit; font-size: 11px; font-weight: 600;
  color: rgba(255,255,255,0.5); background: transparent;
  border: 1px solid rgba(255,255,255,0.15); border-radius: 5px;
  padding: 2px 8px; cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}
.copy-btn:hover { color: #fff; border-color: rgba(155,0,245,0.6); }
.bubble--mia .code-block code {
  display: block; padding: 12px 14px; overflow-x: auto;
  white-space: pre; color: #e0d0ff; line-height: 1.6;
  font-family: "JetBrains Mono", "Fira Code", "Consolas", monospace;
}
.bubble--mia .code-block code::-webkit-scrollbar { height: 4px; }
.bubble--mia .code-block code::-webkit-scrollbar-thumb { background: rgba(155,0,245,0.4); border-radius: 2px; }

/* ─── Images ─── */

.bubble--image { max-width: 92%; display: flex; flex-direction: column; gap: 8px; }
.image-caption { font-size: 13px; color: rgba(255,255,255,0.55); font-style: italic; margin: 0; }

.generated-image-wrap {
  width: 100%; max-width: 360px;
  border-radius: 12px; overflow: hidden;
  border: 1px solid rgba(155,0,245,0.3);
  background: rgba(44,37,44,0.5);
  min-height: 120px;
  position: relative;
}
.generated-image-wrap.img--loading::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg,
    rgba(155,0,245,0.06) 0%,
    rgba(155,0,245,0.18) 40%,
    rgba(155,0,245,0.06) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.4s linear infinite;
  border-radius: 12px;
}
@keyframes shimmer {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}
.generated-image {
  width: 100%; display: block;
  border-radius: 12px;
  transition: opacity 0.4s;
}
.generated-image-wrap.img--loading .generated-image { opacity: 0; }

.regen-btn {
  align-self: flex-start;
  font-family: inherit; font-size: 12px; font-weight: 600;
  color: rgba(155,0,245,0.8); background: transparent;
  border: 1px solid rgba(155,0,245,0.3); border-radius: 8px;
  padding: 5px 12px; cursor: pointer; letter-spacing: 0.04em;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.regen-btn:hover:not(:disabled) { color: #fff; border-color: #9b00f5; background: rgba(155,0,245,0.15); }
.regen-btn:disabled { opacity: 0.35; cursor: not-allowed; }

/* ─── Modal ─── */

.modal-overlay {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,0.7); backdrop-filter: blur(8px);
  opacity: 0; pointer-events: none;
  transition: opacity 0.25s ease;
}
.modal-overlay.modal--visible {
  opacity: 1; pointer-events: all;
}

.modal-box {
  width: min(90%, 380px);
  background: rgba(20,10,28,0.95);
  border: 1px solid rgba(155,0,245,0.45);
  border-radius: 20px;
  padding: 36px 32px;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  box-shadow: 0 0 60px rgba(155,0,245,0.25);
  animation: modal-rise 0.3s ease-out both;
}
@keyframes modal-rise {
  from { transform: translateY(18px) scale(0.97); opacity: 0; }
  to   { transform: translateY(0)    scale(1);    opacity: 1; }
}

.modal-avatar {
  width: 64px; height: 64px; border-radius: 50%;
  background: #9b00f5;
  display: flex; align-items: center; justify-content: center;
  font-size: 28px; font-weight: 900; color: #fff;
  margin-bottom: 8px;
  box-shadow: 0 0 24px rgba(155,0,245,0.55);
}

.modal-title {
  font-size: 22px; font-weight: 800; letter-spacing: -0.5px;
  color: #fff; text-align: center;
}

.modal-desc {
  font-size: 14px; color: rgba(255,255,255,0.45);
  margin-bottom: 12px; text-align: center;
}

.modal-form { width: 100%; display: flex; flex-direction: column; gap: 12px; }

.modal-field { display: flex; flex-direction: column; gap: 5px; }
.modal-field label { font-size: 12px; font-weight: 600; color: rgba(255,255,255,0.55); letter-spacing: 0.06em; text-transform: uppercase; }
.modal-field input {
  font-family: inherit; font-size: 16px; color: #fff;
  background: rgba(44,37,44,0.8); border: 1px solid rgba(155,0,245,0.35);
  border-radius: 10px; padding: 12px 16px; outline: none;
  transition: border-color 0.2s;
}
.modal-field input::placeholder { color: rgba(255,255,255,0.3); }
.modal-field input:focus { border-color: #9b00f5; }

.modal-error {
  font-size: 13px; color: #ff6b8a; min-height: 18px; text-align: center;
}

.modal-btn {
  font-family: inherit; font-size: 16px; font-weight: 700; color: #fff;
  background: #9b00f5; border: none; border-radius: 10px; padding: 14px;
  cursor: pointer; letter-spacing: 0.04em; margin-top: 4px;
  transition: background 0.2s, transform 0.1s;
}
.modal-btn:hover  { background: #b520ff; }
.modal-btn:active { transform: scale(0.97); }

/* ─── Mood glow on title ─── */

[data-mood="varm"] .mia-title {
  background: linear-gradient(135deg, #9b00f5 0%, #e05500 100%);
  transition: background 1.5s ease;
}
[data-mood="dyb"] .mia-title {
  background: linear-gradient(135deg, #9b00f5 0%, #cc0066 100%);
  transition: background 1.5s ease;
}

/* ─── Textarea input ─── */

textarea.chat-input {
  resize: none;
  overflow-y: hidden;
  line-height: 1.5;
  max-height: 120px;
  padding-top: 13px;
  padding-bottom: 13px;
}

/* ─── Timestamps (shown on hover via data-time) ─── */

.bubble--mia[data-time]::after,
.bubble--user[data-time]::after {
  content: attr(data-time);
  display: block;
  font-size: 10px;
  color: rgba(255,255,255,0.28);
  margin-top: 4px;
  text-align: right;
  opacity: 0;
  transition: opacity 0.15s;
}
.bubble--mia[data-time]:hover::after,
.bubble--user[data-time]:hover::after {
  opacity: 1;
}

/* ─── Read receipt ─── */

.read-receipt {
  display: block;
  font-size: 10px;
  color: rgba(155,0,245,0.65);
  margin-top: 3px;
  text-align: right;
  animation: pop-in 0.15s ease-out;
}

/* ─── No-key warning bar ─── */

.no-key-bar {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  background: rgba(220,80,0,0.18); border: 1px solid rgba(220,80,0,0.45);
  border-radius: 10px; padding: 10px 16px;
  font-size: 13px; color: rgba(255,200,100,0.95); text-align: center;
  line-height: 1.4;
}

.modal-link {
  font-size: 11px; font-weight: 600; color: rgba(155,0,245,0.85);
  text-decoration: none; margin-left: 6px; letter-spacing: 0.04em;
}
.modal-link:hover { color: #b520ff; text-decoration: underline; }

/* ─── System note ─── */

.bubble--system-note {
  align-self: center;
  font-size: 11px; font-weight: 600; letter-spacing: 0.07em; text-transform: uppercase;
  color: rgba(155,0,245,0.7);
  background: rgba(155,0,245,0.08);
  border: 1px solid rgba(155,0,245,0.22);
  border-radius: 20px; padding: 4px 14px;
  animation: pop-in 0.18s ease-out;
  max-width: fit-content;
}

/* ─── Reaction micro-bubble ─── */

.bubble--reaction {
  font-size: 18px;
  padding: 5px 11px;
  background: rgba(44,37,44,0.45) !important;
  border-color: rgba(155,0,245,0.18) !important;
  max-width: fit-content;
}

/* ─── Memory panel ─── */

.memory-panel {
  position: fixed;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%) translateY(100%);
  width: min(95%, 580px);
  max-height: 55vh;
  background: rgba(12,6,20,0.98);
  border: 1px solid rgba(155,0,245,0.4);
  border-bottom: none;
  border-radius: 18px 18px 0 0;
  padding: 20px 20px 36px;
  z-index: 50;
  overflow-y: auto;
  transition: transform 0.32s cubic-bezier(0.32, 0.72, 0, 1);
  box-shadow: 0 -20px 60px rgba(0,0,0,0.55);
}
.memory-panel--open { transform: translateX(-50%) translateY(0); }
.memory-panel::-webkit-scrollbar { width: 4px; }
.memory-panel::-webkit-scrollbar-thumb { background: rgba(155,0,245,0.35); border-radius: 2px; }

.memory-panel__header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px; padding-bottom: 12px;
  border-bottom: 1px solid rgba(155,0,245,0.2);
}
.memory-panel__title {
  font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: rgba(155,0,245,0.9);
}
.memory-close {
  background: transparent; border: none; color: rgba(255,255,255,0.4);
  font-size: 22px; cursor: pointer; padding: 0 4px; line-height: 1;
  transition: color 0.2s;
}
.memory-close:hover { color: #fff; }
.memory-panel__content { display: flex; flex-direction: column; gap: 8px; }

.mp-row {
  display: flex; justify-content: space-between; align-items: baseline;
}
.mp-key {
  font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.07em; color: rgba(255,255,255,0.38);
}
.mp-val {
  font-size: 13px; color: rgba(255,255,255,0.82);
  text-align: right; max-width: 65%;
}
.mp-section {
  font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: rgba(155,0,245,0.6); margin-top: 8px; padding-top: 8px;
  border-top: 1px solid rgba(155,0,245,0.15);
}
.mp-memory {
  font-size: 13px; color: rgba(255,255,255,0.75);
  padding: 6px 10px; border-radius: 8px;
  background: rgba(155,0,245,0.08); border: 1px solid rgba(155,0,245,0.14);
  line-height: 1.4;
}
.mp-tag {
  font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em;
  color: rgba(155,0,245,0.75); margin-right: 5px;
}

/* ─── Role panel ─── */

.role-body { display: flex; flex-direction: column; }

.role-label {
  font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em;
  color: rgba(255,255,255,0.38); margin-bottom: 10px;
}
.role-label--mt { margin-top: 20px; }
.role-sublabel { font-size: 11px; color: rgba(255,255,255,0.28); margin-top: -6px; margin-bottom: 10px; }

.role-pills { display: flex; flex-direction: column; gap: 8px; }

.role-pill {
  width: 100%; display: flex; align-items: center; gap: 10px;
  background: rgba(155,0,245,0.06); border: 1px solid rgba(155,0,245,0.2);
  border-radius: 10px; padding: 10px 14px; cursor: pointer; text-align: left;
  transition: background 0.2s, border-color 0.2s;
}
.role-pill:hover { background: rgba(155,0,245,0.13); border-color: rgba(155,0,245,0.45); }
.role-pill--active { background: rgba(155,0,245,0.2); border-color: #9b00f5; }

.rp-emoji { font-size: 18px; flex-shrink: 0; }
.rp-label { font-size: 14px; font-weight: 700; color: #fff; }
.rp-desc  { font-size: 12px; color: rgba(255,255,255,0.38); margin-left: auto; text-align: right; }

.role-prompt-input {
  width: 100%; font-family: inherit; font-size: 14px; color: rgba(255,255,255,0.85);
  background: rgba(44,37,44,0.8); border: 1px solid rgba(155,0,245,0.3);
  border-radius: 10px; padding: 12px 14px; outline: none; resize: vertical;
  min-height: 76px; max-height: 180px; line-height: 1.5;
  transition: border-color 0.2s;
}
.role-prompt-input::placeholder { color: rgba(255,255,255,0.26); }
.role-prompt-input:focus { border-color: #9b00f5; }

.role-save-btn {
  margin-top: 14px;
  font-family: inherit; font-size: 14px; font-weight: 700; color: #fff;
  background: #9b00f5; border: none; border-radius: 10px; padding: 12px;
  cursor: pointer; letter-spacing: 0.04em;
  transition: background 0.2s, transform 0.1s;
}
.role-save-btn:hover  { background: #b520ff; }
.role-save-btn:active { transform: scale(0.97); }

/* ─── Responsive ─── */

@media (max-width: 420px) {
  .app-container { gap: 12px; padding: 20px 0 16px; }
  .bubble { font-size: 15px; }
  .chat-input { font-size: 15px; padding: 12px 14px; }
  .send-btn { padding: 12px 18px; }
  .modal-box { padding: 28px 20px; }
}