@import "./tokens.css";

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-font-smoothing: antialiased; -webkit-text-size-adjust: 100%; height: 100%; }
body {
  font-family: var(--font-text);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.47;
  letter-spacing: -0.374px;
  color: var(--color-body);
  background: var(--color-canvas-parchment);
  min-height: 100dvh;
}
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
button { font-family: inherit; cursor: pointer; -webkit-tap-highlight-color: transparent; }

/* ══════════════════════════════════════════
   TOP BAR (스태프 상단)
══════════════════════════════════════════ */
.topbar {
  position: sticky; top: 0; z-index: 100;
  background: var(--color-surface-black);
  height: 44px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 22px; gap: 16px;
}
.topbar__logo {
  font-family: var(--font-text);
  font-size: 14px; font-weight: 600;
  color: var(--color-on-dark);
  letter-spacing: -0.224px;
}
.topbar__logo span { color: var(--color-primary-on-dark); }

.topbar__actions { display: flex; align-items: center; gap: 12px; }
.topbar__user {
  font-size: 12px; color: rgba(255,255,255,0.6);
  letter-spacing: -0.12px;
  display: flex; align-items: center; gap: 6px;
}
.topbar__user::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--color-success);
  display: inline-block;
}
.topbar__logout {
  font-family: var(--font-text);
  font-size: 12px; color: rgba(255,255,255,0.6);
  background: rgba(255,255,255,0.10);
  border: none; border-radius: var(--r-sm);
  padding: 6px 12px;
  text-decoration: none;
  transition: background 0.1s;
}
.topbar__logout:hover { background: rgba(255,255,255,0.18); color: #fff; text-decoration: none; }

/* ══════════════════════════════════════════
   BUTTONS (DESIGN.md spec)
══════════════════════════════════════════ */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 6px;
  font-family: var(--font-text);
  font-size: 17px; font-weight: 400; line-height: 1.47;
  letter-spacing: -0.374px;
  border-radius: var(--r-pill);
  padding: 11px 22px;
  border: none; cursor: pointer; text-decoration: none;
  transition: transform 0.1s, opacity 0.12s;
}
.btn:active { transform: scale(0.95); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-primary {
  background: var(--color-primary);
  color: var(--color-on-primary);
}
.btn-primary:hover { opacity: 0.92; text-decoration: none; }

.btn-secondary {
  background: var(--color-canvas);
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}
.btn-secondary:hover { opacity: 0.8; text-decoration: none; }

.btn-utility {
  background: var(--color-ink);
  color: var(--color-on-dark);
  font-size: 14px;
  letter-spacing: -0.224px;
  border-radius: var(--r-sm);
  padding: 8px 15px;
}

.btn-discord {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  background: var(--color-discord);
  color: #fff;
  font-family: var(--font-text);
  font-size: 15px; font-weight: 500;
  border: none; border-radius: var(--r-pill);
  padding: 13px 24px;
  cursor: pointer; text-decoration: none;
  transition: background 0.12s, transform 0.1s;
}
.btn-discord:hover { background: var(--color-discord-hover); text-decoration: none; }
.btn-discord:active { transform: scale(0.96); }

.btn-danger {
  background: transparent;
  color: var(--color-danger);
  border: 1px solid #ffd0d0;
  font-size: 13px;
  letter-spacing: -0.224px;
  border-radius: var(--r-pill);
  padding: 7px 14px;
}
.btn-danger:hover { background: #fff5f5; text-decoration: none; }

/* ══════════════════════════════════════════
   AUTH SCREEN (로그인 페이지)
══════════════════════════════════════════ */
.auth {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: var(--color-canvas-parchment);
}
.auth__card {
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--r-lg);
  padding: 40px;
  width: 100%;
  max-width: 380px;
  text-align: center;
}
.auth__icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: var(--color-primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
}
.auth__label {
  font-family: var(--font-text);
  font-size: 14px; font-weight: 600;
  color: var(--color-primary);
  letter-spacing: -0.224px;
  margin-bottom: 6px;
  text-transform: uppercase;
}
.auth__title {
  font-family: var(--font-display);
  font-size: 28px; font-weight: 600;
  line-height: 1.14;
  letter-spacing: 0.196px;
  color: var(--color-body);
  margin-bottom: 8px;
}
.auth__sub {
  font-family: var(--font-text);
  font-size: 14px; font-weight: 400;
  line-height: 1.43;
  letter-spacing: -0.224px;
  color: var(--color-ink-muted-48);
  margin-bottom: 28px;
}
.auth__error {
  background: #fff1f0;
  border: 1px solid #ffd0d0;
  border-radius: var(--r-sm);
  padding: 10px 14px;
  font-size: 13px; color: #c62828;
  margin-bottom: 20px;
  text-align: left;
  line-height: 1.43;
  letter-spacing: -0.224px;
}
.auth__note {
  font-family: var(--font-text);
  font-size: 11px;
  color: var(--color-ink-muted-48);
  letter-spacing: -0.12px;
  margin-top: 16px;
}

/* ══════════════════════════════════════════
   DASHBOARD LAYOUT
══════════════════════════════════════════ */
.dashboard {
  display: grid;
  grid-template-columns: 320px 1fr;
  height: calc(100dvh - 44px);
  background: var(--color-canvas-parchment);
}

/* Sidebar */
.sidebar {
  border-right: 1px solid var(--color-hairline);
  background: var(--color-canvas);
  overflow-y: auto;
  display: flex; flex-direction: column;
}
.sidebar__header {
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-divider-soft);
  display: flex; align-items: center; justify-content: space-between;
  flex-shrink: 0;
  background: var(--color-canvas);
  position: sticky; top: 0; z-index: 5;
}
.sidebar__title {
  font-family: var(--font-text);
  font-size: 13px; font-weight: 600;
  color: var(--color-body);
  letter-spacing: -0.224px;
}
.sidebar__refresh {
  font-family: var(--font-text);
  font-size: 12px;
  color: var(--color-primary);
  background: none; border: none;
  letter-spacing: -0.12px;
}
.sidebar__list { padding: 8px; flex: 1; }
.sidebar__empty {
  font-family: var(--font-text);
  font-size: 13px;
  color: var(--color-ink-muted-48);
  text-align: center;
  padding: 32px 16px;
  letter-spacing: -0.224px;
  line-height: 1.5;
}

/* Session item */
.session-item {
  width: 100%; text-align: left;
  background: transparent;
  border: none;
  border-radius: var(--r-md);
  padding: 12px;
  display: flex; flex-direction: column; gap: 4px;
  margin-bottom: 2px;
  transition: background 0.1s;
}
.session-item:hover { background: var(--color-canvas-parchment); }
.session-item--active { background: var(--color-canvas-parchment); }
.session-item__row {
  display: flex; justify-content: space-between; align-items: center;
}
.session-item__name {
  font-family: var(--font-text);
  font-size: 14px; font-weight: 600;
  color: var(--color-body);
  letter-spacing: -0.224px;
}
.session-item__time {
  font-family: var(--font-text);
  font-size: 11px;
  color: var(--color-ink-muted-48);
  letter-spacing: -0.12px;
}
.session-item__case {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-primary);
  font-weight: 600;
  letter-spacing: 0.5px;
}
.session-item__lang {
  font-family: var(--font-text);
  font-size: 10px;
  color: var(--color-ink-muted-48);
  display: flex; align-items: center; gap: 4px;
}

/* Main area */
.main {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--color-canvas);
}

/* Empty state */
.empty {
  flex: 1;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 14px;
  color: var(--color-ink-muted-48);
  padding: 40px;
}
.empty__icon { opacity: 0.35; }
.empty__text {
  font-family: var(--font-text);
  font-size: 14px;
  letter-spacing: -0.224px;
}

/* Chat header */
.chat-header {
  padding: 16px 22px;
  border-bottom: 1px solid var(--color-divider-soft);
  display: flex; align-items: center; justify-content: space-between;
  flex-shrink: 0;
  background: var(--color-canvas);
}
.chat-header__name {
  font-family: var(--font-text);
  font-size: 17px; font-weight: 600;
  color: var(--color-body);
  letter-spacing: -0.374px;
  line-height: 1.24;
  margin-bottom: 4px;
}
.chat-header__meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-ink-muted-48);
  letter-spacing: 0;
}

/* Messages */
.messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px 22px;
  display: flex; flex-direction: column; gap: 8px;
  background: var(--color-canvas-parchment);
}
.messages::-webkit-scrollbar { width: 4px; }
.messages::-webkit-scrollbar-thumb { background: var(--color-hairline); border-radius: 4px; }

.msg-system {
  text-align: center;
  font-family: var(--font-text);
  font-size: 11px;
  color: var(--color-ink-muted-48);
  padding: 4px 8px;
}

.msg-row { display: flex; flex-direction: column; gap: 2px; }
.msg-row--customer { align-items: flex-start; }
.msg-row--agent    { align-items: flex-end; }

.msg-sender {
  font-family: var(--font-text);
  font-size: 11px;
  color: var(--color-ink-muted-48);
  padding: 0 6px;
}

.msg-bubble {
  max-width: 70%;
  padding: 9px 14px;
  border-radius: var(--r-lg);
  font-family: var(--font-text);
  font-size: 15px;
  line-height: 1.4;
  word-break: break-word;
}
.msg-bubble--customer {
  background: var(--color-canvas);
  color: var(--color-body);
  border: 1px solid var(--color-hairline);
  border-bottom-left-radius: 4px;
}
.msg-bubble--agent {
  background: var(--color-primary);
  color: var(--color-on-primary);
  border-bottom-right-radius: 4px;
}
.msg-time {
  font-family: var(--font-text);
  font-size: 10px;
  color: var(--color-ink-muted-48);
  padding: 0 6px;
}

/* Typing */
.typing-bubble {
  display: flex; align-items: center; gap: 4px;
  padding: 9px 14px;
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--r-lg);
  border-bottom-left-radius: 4px;
}
.typing-dot {
  width: 6px; height: 6px;
  background: var(--color-ink-muted-48);
  border-radius: 50%;
  animation: t-bounce 1.3s infinite ease-in-out;
}
.typing-dot:nth-child(2) { animation-delay: 0.18s; }
.typing-dot:nth-child(3) { animation-delay: 0.36s; }
@keyframes t-bounce {
  0%, 60%, 100% { opacity: 0.3; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(-3px); }
}

/* Composer */
.composer {
  border-top: 1px solid var(--color-divider-soft);
  padding: 12px 16px;
  padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px));
  display: flex; align-items: flex-end; gap: 8px;
  background: var(--color-canvas);
  flex-shrink: 0;
}
.composer__input {
  flex: 1;
  font-family: var(--font-text);
  font-size: 15px;
  color: var(--color-ink);
  background: var(--color-canvas-parchment);
  border: 1px solid var(--color-hairline);
  border-radius: 20px;
  padding: 9px 16px;
  outline: none;
  resize: none;
  line-height: 1.4;
  min-height: 38px;
  max-height: 120px;
  -webkit-appearance: none;
  transition: border-color 0.15s;
}
.composer__input:focus { border-color: var(--color-primary); }
.composer__send {
  flex-shrink: 0;
  width: 38px; height: 38px;
  background: var(--color-primary);
  color: #fff;
  border: none; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.12s, transform 0.1s;
}
.composer__send:hover { opacity: 0.92; }
.composer__send:active { transform: scale(0.92); }
.composer__send:disabled { opacity: 0.35; cursor: not-allowed; transform: none; }

/* Responsive */
@media (max-width: 833px) {
  .dashboard { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .dashboard--show-list .sidebar { display: flex; }
  .dashboard--show-list .main { display: none; }
}

/* OTP 생성 버튼 (스태프) */
.btn-otp {
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-text);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.224px;
  border: none;
  border-radius: var(--r-pill);
  padding: 7px 14px;
  cursor: pointer;
  transition: opacity 0.12s, transform 0.1s;
}
.btn-otp:hover { opacity: 0.9; }
.btn-otp:active { transform: scale(0.95); }
.btn-otp:disabled { opacity: 0.4; cursor: not-allowed; }

/* ══════════════════════════════════════════
   OTP 발급 배너 (스태프 화면)
══════════════════════════════════════════ */
.otp-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 20px;
  background: var(--color-canvas);
  border-bottom: 1px solid var(--color-divider-soft);
  border-left: 3px solid var(--color-primary);
  flex-shrink: 0;
}
.otp-banner[hidden] { display: none; }
.otp-banner--done    { border-left-color: var(--color-success); background: #f0fdf4; }
.otp-banner--expired { border-left-color: var(--color-ink-muted-48); background: var(--color-canvas-parchment); }

.otp-banner__left { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.otp-banner__label {
  font-family: var(--font-text);
  font-size: 12px;
  color: var(--color-ink-muted-48);
  letter-spacing: -0.12px;
}
.otp-banner__code {
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 600;
  letter-spacing: 8px;
  color: var(--color-primary);
  line-height: 1.1;
}
.otp-banner--done .otp-banner__code    { color: var(--color-success); letter-spacing: 0; }
.otp-banner--expired .otp-banner__code { color: var(--color-ink-muted-48); }

.otp-banner__right { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.otp-banner__timer {
  font-family: var(--font-mono);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  color: var(--color-ink-muted-48);
  min-width: 36px;
  text-align: right;
}
.otp-banner__copy {
  font-family: var(--font-text);
  font-size: 13px; font-weight: 500;
  color: var(--color-primary);
  background: var(--color-canvas-parchment);
  border: 1px solid var(--color-hairline);
  border-radius: var(--r-pill);
  padding: 6px 14px;
  transition: background 0.1s;
}
.otp-banner__copy:hover { background: var(--color-divider-soft); }
.otp-banner__copy[hidden] { display: none; }

/* 전달 모드 */
.session-item--transfer { outline: 1px dashed var(--color-primary); outline-offset: -1px; }
.session-item--transfer .session-item__time { color: var(--color-primary); font-weight: 600; }
.session-item--disabled { opacity: 0.4; pointer-events: none; }
.btn-otp--cancel { background: var(--color-ink-muted-48) !important; }